| File: | /rootdir/_build/../src/bteseq.cc |
| Warning: | line 8617, column 27 The left operand of '!=' is a garbage value |
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| 1 | /* | |||
| 2 | * Copyright © 2001-2004 Red Hat, Inc. | |||
| 3 | * Copyright © 2015 David Herrmann <dh.herrmann@gmail.com> | |||
| 4 | * Copyright © 2008-2018 Christian Persch | |||
| 5 | * | |||
| 6 | * This library is free software; you can redistribute it and/or | |||
| 7 | * modify it under the terms of the GNU Lesser General Public | |||
| 8 | * License as published by the Free Software Foundation; either | |||
| 9 | * version 3 of the License, or (at your option) any later version. | |||
| 10 | * | |||
| 11 | * This library is distributed in the hope that it will be useful, | |||
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |||
| 14 | * Lesser General Public License for more details. | |||
| 15 | * | |||
| 16 | * You should have received a copy of the GNU Lesser General Public | |||
| 17 | * License along with this library; if not, write to the Free Software | |||
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |||
| 19 | */ | |||
| 20 | ||||
| 21 | #include "config.h" | |||
| 22 | ||||
| 23 | #include <search.h> | |||
| 24 | #include <stdlib.h> | |||
| 25 | #include <string.h> | |||
| 26 | #include <limits.h> | |||
| 27 | #ifdef HAVE_SYS_SYSLIMITS_H | |||
| 28 | #include <sys/syslimits.h> | |||
| 29 | #endif | |||
| 30 | ||||
| 31 | #include <glib.h> | |||
| 32 | ||||
| 33 | #include <bte/bte.h> | |||
| 34 | #include "bteinternal.hh" | |||
| 35 | #include "btectk.hh" | |||
| 36 | #include "caps.hh" | |||
| 37 | #include "debug.h" | |||
| 38 | ||||
| 39 | #define BEL_C0"\007" "\007" | |||
| 40 | #define ST_C0"\033" "\\" _BTE_CAP_ST"\033" "\\" | |||
| 41 | ||||
| 42 | #include <algorithm> | |||
| 43 | ||||
| 44 | using namespace std::literals; | |||
| 45 | ||||
| 46 | enum { | |||
| 47 | BTE_XTERM_WM_RESTORE_WINDOW = 1, | |||
| 48 | BTE_XTERM_WM_MINIMIZE_WINDOW = 2, | |||
| 49 | BTE_XTERM_WM_SET_WINDOW_POSITION = 3, | |||
| 50 | BTE_XTERM_WM_SET_WINDOW_SIZE_PIXELS = 4, | |||
| 51 | BTE_XTERM_WM_RAISE_WINDOW = 5, | |||
| 52 | BTE_XTERM_WM_LOWER_WINDOW = 6, | |||
| 53 | BTE_XTERM_WM_REFRESH_WINDOW = 7, | |||
| 54 | BTE_XTERM_WM_SET_WINDOW_SIZE_CELLS = 8, | |||
| 55 | BTE_XTERM_WM_MAXIMIZE_WINDOW = 9, | |||
| 56 | BTE_XTERM_WM_FULLSCREEN_WINDOW = 10, | |||
| 57 | BTE_XTERM_WM_GET_WINDOW_STATE = 11, | |||
| 58 | BTE_XTERM_WM_GET_WINDOW_POSITION = 13, | |||
| 59 | BTE_XTERM_WM_GET_WINDOW_SIZE_PIXELS = 14, | |||
| 60 | BTE_XTERM_WM_GET_WINDOW_SIZE_CELLS = 18, | |||
| 61 | BTE_XTERM_WM_GET_SCREEN_SIZE_CELLS = 19, | |||
| 62 | BTE_XTERM_WM_GET_ICON_TITLE = 20, | |||
| 63 | BTE_XTERM_WM_GET_WINDOW_TITLE = 21, | |||
| 64 | BTE_XTERM_WM_TITLE_STACK_PUSH = 22, | |||
| 65 | BTE_XTERM_WM_TITLE_STACK_POP = 23, | |||
| 66 | }; | |||
| 67 | ||||
| 68 | enum { | |||
| 69 | BTE_SGR_COLOR_SPEC_RGB = 2, | |||
| 70 | BTE_SGR_COLOR_SPEC_LEGACY = 5 | |||
| 71 | }; | |||
| 72 | ||||
| 73 | void | |||
| 74 | bte::parser::Sequence::print() const noexcept | |||
| 75 | { | |||
| 76 | #ifdef BTE_DEBUG | |||
| 77 | auto c = m_seq != nullptr ? terminator() : 0; | |||
| 78 | char c_buf[7]; | |||
| 79 | g_snprintf(c_buf, sizeof(c_buf), "%lc", c); | |||
| 80 | g_printerr("%s:%s [%s]", type_string(), command_string(), | |||
| 81 | g_unichar_isprint(c) ? c_buf : _bte_debug_sequence_to_string(c_buf, -1)); | |||
| 82 | if (m_seq != nullptr && m_seq->n_args > 0) { | |||
| 83 | g_printerr("[ "); | |||
| 84 | for (unsigned int i = 0; i < m_seq->n_args; i++) { | |||
| 85 | if (i > 0) | |||
| 86 | g_print(", "); | |||
| 87 | g_printerr("%d", bte_seq_arg_value(m_seq->args[i])); | |||
| 88 | } | |||
| 89 | g_printerr(" ]"); | |||
| 90 | } | |||
| 91 | if (m_seq->type == BTE_SEQ_OSC) { | |||
| 92 | char* str = string_param(); | |||
| 93 | g_printerr(" \"%s\"", str); | |||
| 94 | g_free(str); | |||
| 95 | } | |||
| 96 | g_printerr("\n"); | |||
| 97 | #endif | |||
| 98 | } | |||
| 99 | ||||
| 100 | char const* | |||
| 101 | bte::parser::Sequence::type_string() const | |||
| 102 | { | |||
| 103 | if (G_UNLIKELY(m_seq == nullptr)(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( m_seq == nullptr) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 0))) | |||
| 104 | return "(nil)"; | |||
| 105 | ||||
| 106 | switch (type()) { | |||
| 107 | case BTE_SEQ_NONE: return "NONE"; | |||
| 108 | case BTE_SEQ_IGNORE: return "IGNORE"; | |||
| 109 | case BTE_SEQ_GRAPHIC: return "GRAPHIC"; | |||
| 110 | case BTE_SEQ_CONTROL: return "CONTROL"; | |||
| 111 | case BTE_SEQ_ESCAPE: return "ESCAPE"; | |||
| 112 | case BTE_SEQ_CSI: return "CSI"; | |||
| 113 | case BTE_SEQ_DCS: return "DCS"; | |||
| 114 | case BTE_SEQ_OSC: return "OSC"; | |||
| 115 | case BTE_SEQ_SCI: return "SCI"; | |||
| 116 | case BTE_SEQ_APC: return "APC"; | |||
| 117 | case BTE_SEQ_PM: return "PM"; | |||
| 118 | case BTE_SEQ_SOS: return "SOS"; | |||
| 119 | default: | |||
| 120 | g_assert(false)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (false) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_ ; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc" , 120, ((const char*) (__PRETTY_FUNCTION__)), "false"); } while (0); | |||
| 121 | return nullptr; | |||
| 122 | } | |||
| 123 | } | |||
| 124 | ||||
| 125 | char const* | |||
| 126 | bte::parser::Sequence::command_string() const | |||
| 127 | { | |||
| 128 | if (G_UNLIKELY(m_seq == nullptr)(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( m_seq == nullptr) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 0))) | |||
| 129 | return "(nil)"; | |||
| 130 | ||||
| 131 | switch (command()) { | |||
| 132 | #define _BTE_CMD(cmd) case BTE_CMD_##cmd: return #cmd; | |||
| 133 | #define _BTE_NOP(cmd) | |||
| 134 | #include "parser-cmd.hh" | |||
| 135 | #undef _BTE_CMD | |||
| 136 | #undef _BTE_NOP | |||
| 137 | default: | |||
| 138 | static char buf[32]; | |||
| 139 | snprintf(buf, sizeof(buf), "NOP OR UNKOWN(%u)", command()); | |||
| 140 | return buf; | |||
| 141 | } | |||
| 142 | } | |||
| 143 | ||||
| 144 | // FIXMEchpe optimise this | |||
| 145 | std::string | |||
| 146 | bte::parser::Sequence::string_utf8() const noexcept | |||
| 147 | { | |||
| 148 | std::string str; | |||
| 149 | ||||
| 150 | size_t len; | |||
| 151 | auto buf = bte_seq_string_get(&m_seq->arg_str, &len); | |||
| 152 | ||||
| 153 | char u[6]; | |||
| 154 | for (size_t i = 0; i < len; ++i) { | |||
| 155 | auto ulen = g_unichar_to_utf8(buf[i], u); | |||
| 156 | str.append((char const*)u, ulen); | |||
| 157 | } | |||
| 158 | ||||
| 159 | return str; | |||
| 160 | } | |||
| 161 | ||||
| 162 | /* A couple are duplicated from bte.c, to keep them static... */ | |||
| 163 | ||||
| 164 | /* Check how long a string of unichars is. Slow version. */ | |||
| 165 | static gsize | |||
| 166 | bte_unichar_strlen(gunichar const* c) | |||
| 167 | { | |||
| 168 | gsize i; | |||
| 169 | for (i = 0; c[i] != 0; i++) ; | |||
| 170 | return i; | |||
| 171 | } | |||
| 172 | ||||
| 173 | /* Convert a wide character string to a multibyte string */ | |||
| 174 | /* Simplified from glib's g_ucs4_to_utf8() to simply allocate the maximum | |||
| 175 | * length instead of walking the input twice. | |||
| 176 | */ | |||
| 177 | char* | |||
| 178 | bte::parser::Sequence::ucs4_to_utf8(gunichar const* str, | |||
| 179 | ssize_t len) const noexcept | |||
| 180 | { | |||
| 181 | if (len < 0) | |||
| 182 | len = bte_unichar_strlen(str); | |||
| 183 | auto outlen = (len * BTE_UTF8_BPC(4)) + 1; | |||
| 184 | ||||
| 185 | auto result = (char*)g_try_malloc(outlen); | |||
| 186 | if (result == nullptr) | |||
| 187 | return nullptr; | |||
| 188 | ||||
| 189 | auto end = str + len; | |||
| 190 | auto p = result; | |||
| 191 | for (auto i = str; i < end; i++) | |||
| 192 | p += g_unichar_to_utf8(*i, p); | |||
| 193 | *p = '\0'; | |||
| 194 | ||||
| 195 | return result; | |||
| 196 | } | |||
| 197 | ||||
| 198 | namespace bte { | |||
| 199 | namespace terminal { | |||
| 200 | ||||
| 201 | /* Emit a "bell" signal. */ | |||
| 202 | void | |||
| 203 | Terminal::emit_bell() | |||
| 204 | { | |||
| 205 | _bte_debug_print(BTE_DEBUG_SIGNALS, "Emitting `bell'.\n")do { } while(0); | |||
| 206 | g_signal_emit(m_terminal, signals[SIGNAL_BELL], 0); | |||
| 207 | } | |||
| 208 | ||||
| 209 | /* Emit a "resize-window" signal. (Grid size.) */ | |||
| 210 | void | |||
| 211 | Terminal::emit_resize_window(guint columns, | |||
| 212 | guint rows) | |||
| 213 | { | |||
| 214 | _bte_debug_print(BTE_DEBUG_SIGNALS, "Emitting `resize-window'.\n")do { } while(0); | |||
| 215 | g_signal_emit(m_terminal, signals[SIGNAL_RESIZE_WINDOW], 0, columns, rows); | |||
| 216 | } | |||
| 217 | ||||
| 218 | /* Some common functions */ | |||
| 219 | ||||
| 220 | /* In Xterm, upon printing a character in the last column the cursor doesn't | |||
| 221 | * advance. It's special cased that printing the following letter will first | |||
| 222 | * wrap to the next row. | |||
| 223 | * | |||
| 224 | * As a rule of thumb, escape sequences that move the cursor (e.g. cursor up) | |||
| 225 | * or immediately update the visible contents (e.g. clear in line) disable | |||
| 226 | * this special mode, whereas escape sequences with no immediate visible | |||
| 227 | * effect (e.g. color change) leave this special mode on. There are | |||
| 228 | * exceptions of course (e.g. scroll up). | |||
| 229 | * | |||
| 230 | * In BTE, a different technical approach is used. The cursor is advanced to | |||
| 231 | * the invisible column on the right, but it's set back to the visible | |||
| 232 | * rightmost column whenever necessary (that is, before handling any of the | |||
| 233 | * sequences that disable the special cased mode in xterm). (Bug 731155.) | |||
| 234 | */ | |||
| 235 | void | |||
| 236 | Terminal::ensure_cursor_is_onscreen() | |||
| 237 | { | |||
| 238 | if (G_UNLIKELY (m_screen->cursor.col >= m_column_count)(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( m_screen->cursor.col >= m_column_count) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 0))) | |||
| 239 | m_screen->cursor.col = m_column_count - 1; | |||
| 240 | } | |||
| 241 | ||||
| 242 | void | |||
| 243 | Terminal::home_cursor() | |||
| 244 | { | |||
| 245 | set_cursor_coords(0, 0); | |||
| 246 | } | |||
| 247 | ||||
| 248 | void | |||
| 249 | Terminal::clear_screen() | |||
| 250 | { | |||
| 251 | auto row = m_screen->cursor.row - m_screen->insert_delta; | |||
| 252 | auto initial = _bte_ring_next(m_screen->row_data); | |||
| 253 | /* Add a new screen's worth of rows. */ | |||
| 254 | for (auto i = 0; i < m_row_count; i++) | |||
| 255 | ring_append(true); | |||
| 256 | /* Move the cursor and insertion delta to the first line in the | |||
| 257 | * newly-cleared area and scroll if need be. */ | |||
| 258 | m_screen->insert_delta = initial; | |||
| 259 | m_screen->cursor.row = row + m_screen->insert_delta; | |||
| 260 | adjust_adjustments(); | |||
| 261 | /* Redraw everything. */ | |||
| 262 | invalidate_all(); | |||
| 263 | /* We've modified the display. Make a note of it. */ | |||
| 264 | m_text_deleted_flag = TRUE(!(0)); | |||
| 265 | } | |||
| 266 | ||||
| 267 | /* Clear the current line. */ | |||
| 268 | void | |||
| 269 | Terminal::clear_current_line() | |||
| 270 | { | |||
| 271 | BteRowData *rowdata; | |||
| 272 | ||||
| 273 | /* If the cursor is actually on the screen, clear data in the row | |||
| 274 | * which corresponds to the cursor. */ | |||
| 275 | if (_bte_ring_next(m_screen->row_data) > m_screen->cursor.row) { | |||
| 276 | /* Get the data for the row which the cursor points to. */ | |||
| 277 | rowdata = _bte_ring_index_writable(m_screen->row_data, m_screen->cursor.row); | |||
| 278 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 278, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 279 | /* Remove it. */ | |||
| 280 | _bte_row_data_shrink (rowdata, 0); | |||
| 281 | /* Add enough cells to the end of the line to fill out the row. */ | |||
| 282 | _bte_row_data_fill (rowdata, &m_color_defaults, m_column_count); | |||
| 283 | set_hard_wrapped(m_screen->cursor.row); | |||
| 284 | rowdata->attr.bidi_flags = get_bidi_flags(); | |||
| 285 | /* Repaint this row's paragraph (might need to extend upwards). */ | |||
| 286 | invalidate_row_and_context(m_screen->cursor.row); | |||
| 287 | } | |||
| 288 | ||||
| 289 | /* We've modified the display. Make a note of it. */ | |||
| 290 | m_text_deleted_flag = TRUE(!(0)); | |||
| 291 | } | |||
| 292 | ||||
| 293 | /* Clear above the current line. */ | |||
| 294 | void | |||
| 295 | Terminal::clear_above_current() | |||
| 296 | { | |||
| 297 | /* Make the line just above the writable area hard wrapped. */ | |||
| 298 | if (m_screen->insert_delta > _bte_ring_delta(m_screen->row_data)) { | |||
| 299 | set_hard_wrapped(m_screen->insert_delta - 1); | |||
| 300 | } | |||
| 301 | /* Clear data in all the writable rows above (excluding) the cursor's. */ | |||
| 302 | for (auto i = m_screen->insert_delta; i < m_screen->cursor.row; i++) { | |||
| 303 | if (_bte_ring_next(m_screen->row_data) > i) { | |||
| 304 | /* Get the data for the row we're erasing. */ | |||
| 305 | auto rowdata = _bte_ring_index_writable(m_screen->row_data, i); | |||
| 306 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 306, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 307 | /* Remove it. */ | |||
| 308 | _bte_row_data_shrink (rowdata, 0); | |||
| 309 | /* Add new cells until we fill the row. */ | |||
| 310 | _bte_row_data_fill (rowdata, &m_color_defaults, m_column_count); | |||
| 311 | set_hard_wrapped(i); | |||
| 312 | rowdata->attr.bidi_flags = get_bidi_flags(); | |||
| 313 | } | |||
| 314 | } | |||
| 315 | /* Repaint the cleared area. No need to extend, set_hard_wrapped() took care of | |||
| 316 | * invalidating the context lines if necessary. */ | |||
| 317 | invalidate_rows(m_screen->insert_delta, m_screen->cursor.row - 1); | |||
| 318 | /* We've modified the display. Make a note of it. */ | |||
| 319 | m_text_deleted_flag = TRUE(!(0)); | |||
| 320 | } | |||
| 321 | ||||
| 322 | /* Scroll the text, but don't move the cursor. Negative = up, positive = down. */ | |||
| 323 | void | |||
| 324 | Terminal::scroll_text(bte::grid::row_t scroll_amount) | |||
| 325 | { | |||
| 326 | bte::grid::row_t start, end; | |||
| 327 | if (m_scrolling_restricted) { | |||
| 328 | start = m_screen->insert_delta + m_scrolling_region.start; | |||
| 329 | end = m_screen->insert_delta + m_scrolling_region.end; | |||
| 330 | } else { | |||
| 331 | start = m_screen->insert_delta; | |||
| 332 | end = start + m_row_count - 1; | |||
| 333 | } | |||
| 334 | ||||
| 335 | while (_bte_ring_next(m_screen->row_data) <= end) | |||
| 336 | ring_append(false); | |||
| 337 | ||||
| 338 | if (scroll_amount > 0) { | |||
| 339 | /* Scroll down. */ | |||
| 340 | for (auto i = 0; i < scroll_amount; i++) { | |||
| 341 | ring_remove(end); | |||
| 342 | ring_insert(start, true); | |||
| 343 | } | |||
| 344 | /* Set the boundaries to hard wrapped where we tore apart the contents. | |||
| 345 | * Need to do it after scrolling down, for the end row to be the desired one. */ | |||
| 346 | set_hard_wrapped(start - 1); | |||
| 347 | set_hard_wrapped(end); | |||
| 348 | } else { | |||
| 349 | /* Set the boundaries to hard wrapped where we're about to tear apart the contents. | |||
| 350 | * Need to do it before scrolling up, for the end row to be the desired one. */ | |||
| 351 | set_hard_wrapped(start - 1); | |||
| 352 | set_hard_wrapped(end); | |||
| 353 | /* Scroll up. */ | |||
| 354 | for (auto i = 0; i < -scroll_amount; i++) { | |||
| 355 | ring_remove(start); | |||
| 356 | ring_insert(end, true); | |||
| 357 | } | |||
| 358 | } | |||
| 359 | ||||
| 360 | /* Repaint the affected lines. No need to extend, set_hard_wrapped() took care of | |||
| 361 | * invalidating the context lines if necessary. */ | |||
| 362 | invalidate_rows(start, end); | |||
| 363 | ||||
| 364 | /* Adjust the scrollbars if necessary. */ | |||
| 365 | adjust_adjustments(); | |||
| 366 | ||||
| 367 | /* We've modified the display. Make a note of it. */ | |||
| 368 | m_text_inserted_flag = TRUE(!(0)); | |||
| 369 | m_text_deleted_flag = TRUE(!(0)); | |||
| 370 | } | |||
| 371 | ||||
| 372 | void | |||
| 373 | Terminal::restore_cursor() | |||
| 374 | { | |||
| 375 | restore_cursor(m_screen); | |||
| 376 | ensure_cursor_is_onscreen(); | |||
| 377 | } | |||
| 378 | ||||
| 379 | void | |||
| 380 | Terminal::save_cursor() | |||
| 381 | { | |||
| 382 | save_cursor(m_screen); | |||
| 383 | } | |||
| 384 | ||||
| 385 | /* Switch to normal screen. */ | |||
| 386 | void | |||
| 387 | Terminal::switch_normal_screen() | |||
| 388 | { | |||
| 389 | switch_screen(&m_normal_screen); | |||
| 390 | } | |||
| 391 | ||||
| 392 | void | |||
| 393 | Terminal::switch_screen(BteScreen *new_screen) | |||
| 394 | { | |||
| 395 | /* if (new_screen == m_screen) return; ? */ | |||
| 396 | ||||
| 397 | /* The two screens use different hyperlink pools, so carrying on the idx | |||
| 398 | * wouldn't make sense and could lead to crashes. | |||
| 399 | * Ideally we'd carry the target URI itself, but I'm just lazy. | |||
| 400 | * Also, run a GC before we switch away from that screen. */ | |||
| 401 | m_hyperlink_hover_idx = _bte_ring_get_hyperlink_at_position(m_screen->row_data, -1, -1, true, NULL__null); | |||
| 402 | g_assert (m_hyperlink_hover_idx == 0)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (m_hyperlink_hover_idx == 0) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 402, ((const char*) (__PRETTY_FUNCTION__ )), "m_hyperlink_hover_idx == 0"); } while (0); | |||
| 403 | m_hyperlink_hover_uri = NULL__null; | |||
| 404 | emit_hyperlink_hover_uri_changed(NULL__null); /* FIXME only emit if really changed */ | |||
| 405 | m_defaults.attr.hyperlink_idx = _bte_ring_get_hyperlink_idx(m_screen->row_data, NULL__null); | |||
| 406 | g_assert (m_defaults.attr.hyperlink_idx == 0)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (m_defaults.attr.hyperlink_idx == 0) _g_boolean_var_ = 1 ; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 406, ((const char*) (__PRETTY_FUNCTION__ )), "m_defaults.attr.hyperlink_idx == 0"); } while (0); | |||
| 407 | ||||
| 408 | /* cursor.row includes insert_delta, adjust accordingly */ | |||
| 409 | auto cr = m_screen->cursor.row - m_screen->insert_delta; | |||
| 410 | auto cc = m_screen->cursor.col; | |||
| 411 | m_screen = new_screen; | |||
| 412 | m_screen->cursor.row = cr + m_screen->insert_delta; | |||
| 413 | m_screen->cursor.col = cc; | |||
| 414 | ||||
| 415 | /* Make sure the ring is large enough */ | |||
| 416 | ensure_row(); | |||
| 417 | } | |||
| 418 | ||||
| 419 | /* Switch to alternate screen. */ | |||
| 420 | void | |||
| 421 | Terminal::switch_alternate_screen() | |||
| 422 | { | |||
| 423 | switch_screen(&m_alternate_screen); | |||
| 424 | } | |||
| 425 | ||||
| 426 | void | |||
| 427 | Terminal::set_mode_ecma(bte::parser::Sequence const& seq, | |||
| 428 | bool set) noexcept | |||
| 429 | { | |||
| 430 | auto const n_params = seq.size(); | |||
| 431 | for (unsigned int i = 0; i < n_params; i = seq.next(i)) { | |||
| 432 | auto const param = seq.collect1(i); | |||
| 433 | auto const mode = m_modes_ecma.mode_from_param(param); | |||
| 434 | ||||
| 435 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 436 | "Mode %d (%s) %s\n",do { } while(0) | |||
| 437 | param, m_modes_ecma.mode_to_cstring(mode),do { } while(0) | |||
| 438 | set ? "set" : "reset")do { } while(0); | |||
| 439 | ||||
| 440 | if (mode < 0) | |||
| 441 | continue; | |||
| 442 | ||||
| 443 | m_modes_ecma.set(mode, set); | |||
| 444 | ||||
| 445 | if (mode == m_modes_ecma.eBDSM) { | |||
| 446 | _bte_debug_print(BTE_DEBUG_BIDI,do { } while(0) | |||
| 447 | "BiDi %s mode\n",do { } while(0) | |||
| 448 | set ? "implicit" : "explicit")do { } while(0); | |||
| 449 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_IMPLICIT); | |||
| 450 | } | |||
| 451 | } | |||
| 452 | } | |||
| 453 | ||||
| 454 | void | |||
| 455 | Terminal::update_mouse_protocol() noexcept | |||
| 456 | { | |||
| 457 | if (m_modes_private.XTERM_MOUSE_ANY_EVENT()) | |||
| 458 | m_mouse_tracking_mode = MouseTrackingMode::eALL_MOTION_TRACKING; | |||
| 459 | else if (m_modes_private.XTERM_MOUSE_BUTTON_EVENT()) | |||
| 460 | m_mouse_tracking_mode = MouseTrackingMode::eCELL_MOTION_TRACKING; | |||
| 461 | else if (m_modes_private.XTERM_MOUSE_VT220_HIGHLIGHT()) | |||
| 462 | m_mouse_tracking_mode = MouseTrackingMode::eHILITE_TRACKING; | |||
| 463 | else if (m_modes_private.XTERM_MOUSE_VT220()) | |||
| 464 | m_mouse_tracking_mode = MouseTrackingMode::eSEND_XY_ON_BUTTON; | |||
| 465 | else if (m_modes_private.XTERM_MOUSE_X10()) | |||
| 466 | m_mouse_tracking_mode = MouseTrackingMode::eSEND_XY_ON_CLICK; | |||
| 467 | else | |||
| 468 | m_mouse_tracking_mode = MouseTrackingMode::eNONE; | |||
| 469 | ||||
| 470 | m_mouse_smooth_scroll_delta = 0.0; | |||
| 471 | ||||
| 472 | /* Mouse pointer might change */ | |||
| 473 | apply_mouse_cursor(); | |||
| 474 | ||||
| 475 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 476 | "Mouse protocol is now %d\n", (int)m_mouse_tracking_mode)do { } while(0); | |||
| 477 | } | |||
| 478 | ||||
| 479 | void | |||
| 480 | Terminal::set_mode_private(int mode, | |||
| 481 | bool set) noexcept | |||
| 482 | { | |||
| 483 | /* Pre actions */ | |||
| 484 | switch (mode) { | |||
| 485 | default: | |||
| 486 | break; | |||
| 487 | } | |||
| 488 | ||||
| 489 | m_modes_private.set(mode, set); | |||
| 490 | ||||
| 491 | /* Post actions */ | |||
| 492 | switch (mode) { | |||
| 493 | case bte::terminal::modes::Private::eDEC_132_COLUMN: | |||
| 494 | /* DECCOLM: set/reset to 132/80 columns mode, clear screen and cursor home */ | |||
| 495 | // FIXMEchpe don't do clear screen if DECNCSM is set | |||
| 496 | /* FIXMEchpe!!! | |||
| 497 | * Changing this mode resets the top, bottom, left, right margins; | |||
| 498 | * clears the screen (unless DECNCSM is set); resets DECLRMM; and clears | |||
| 499 | * the status line if host-writable. | |||
| 500 | */ | |||
| 501 | if (m_modes_private.XTERM_DECCOLM()) { | |||
| 502 | emit_resize_window(set ? 132 : 80, m_row_count); | |||
| 503 | clear_screen(); | |||
| 504 | home_cursor(); | |||
| 505 | } | |||
| 506 | break; | |||
| 507 | ||||
| 508 | case bte::terminal::modes::Private::eDEC_REVERSE_IMAGE: | |||
| 509 | invalidate_all(); | |||
| 510 | break; | |||
| 511 | ||||
| 512 | case bte::terminal::modes::Private::eDEC_ORIGIN: | |||
| 513 | /* Reposition the cursor in its new home position. */ | |||
| 514 | home_cursor(); | |||
| 515 | break; | |||
| 516 | ||||
| 517 | case bte::terminal::modes::Private::eDEC_TEXT_CURSOR: | |||
| 518 | /* No need to invalidate the cursor here, this is done | |||
| 519 | * in process_incoming(). | |||
| 520 | */ | |||
| 521 | break; | |||
| 522 | ||||
| 523 | case bte::terminal::modes::Private::eXTERM_ALTBUF: | |||
| 524 | [[fallthrough]]; | |||
| 525 | case bte::terminal::modes::Private::eXTERM_OPT_ALTBUF: | |||
| 526 | [[fallthrough]]; | |||
| 527 | case bte::terminal::modes::Private::eXTERM_OPT_ALTBUF_SAVE_CURSOR: | |||
| 528 | if (set) { | |||
| 529 | if (mode == bte::terminal::modes::Private::eXTERM_OPT_ALTBUF_SAVE_CURSOR) | |||
| 530 | save_cursor(); | |||
| 531 | ||||
| 532 | switch_alternate_screen(); | |||
| 533 | ||||
| 534 | /* Clear the alternate screen */ | |||
| 535 | if (mode == bte::terminal::modes::Private::eXTERM_OPT_ALTBUF_SAVE_CURSOR) | |||
| 536 | clear_screen(); | |||
| 537 | } else { | |||
| 538 | if (mode == bte::terminal::modes::Private::eXTERM_OPT_ALTBUF && | |||
| 539 | m_screen == &m_alternate_screen) | |||
| 540 | clear_screen(); | |||
| 541 | ||||
| 542 | switch_normal_screen(); | |||
| 543 | ||||
| 544 | if (mode == bte::terminal::modes::Private::eXTERM_OPT_ALTBUF_SAVE_CURSOR) | |||
| 545 | restore_cursor(); | |||
| 546 | } | |||
| 547 | ||||
| 548 | /* Reset scrollbars and repaint everything. */ | |||
| 549 | ctk_adjustment_set_value(m_vadjustment.get(), | |||
| 550 | m_screen->scroll_delta); | |||
| 551 | set_scrollback_lines(m_scrollback_lines); | |||
| 552 | queue_contents_changed(); | |||
| 553 | invalidate_all(); | |||
| 554 | break; | |||
| 555 | ||||
| 556 | case bte::terminal::modes::Private::eXTERM_SAVE_CURSOR: | |||
| 557 | if (set) | |||
| 558 | save_cursor(); | |||
| 559 | else | |||
| 560 | restore_cursor(); | |||
| 561 | break; | |||
| 562 | ||||
| 563 | case bte::terminal::modes::Private::eXTERM_MOUSE_X10: | |||
| 564 | case bte::terminal::modes::Private::eXTERM_MOUSE_VT220: | |||
| 565 | case bte::terminal::modes::Private::eXTERM_MOUSE_VT220_HIGHLIGHT: | |||
| 566 | case bte::terminal::modes::Private::eXTERM_MOUSE_BUTTON_EVENT: | |||
| 567 | case bte::terminal::modes::Private::eXTERM_MOUSE_ANY_EVENT: | |||
| 568 | case bte::terminal::modes::Private::eXTERM_MOUSE_EXT: | |||
| 569 | case bte::terminal::modes::Private::eXTERM_MOUSE_EXT_SGR: | |||
| 570 | update_mouse_protocol(); | |||
| 571 | break; | |||
| 572 | ||||
| 573 | case bte::terminal::modes::Private::eXTERM_FOCUS: | |||
| 574 | if (set) | |||
| 575 | feed_focus_event_initial(); | |||
| 576 | break; | |||
| 577 | ||||
| 578 | case bte::terminal::modes::Private::eBTE_BIDI_BOX_MIRROR: | |||
| 579 | _bte_debug_print(BTE_DEBUG_BIDI,do { } while(0) | |||
| 580 | "BiDi box drawing mirroring %s\n",do { } while(0) | |||
| 581 | set ? "enabled" : "disabled")do { } while(0); | |||
| 582 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_BOX_MIRROR); | |||
| 583 | break; | |||
| 584 | ||||
| 585 | case bte::terminal::modes::Private::eBTE_BIDI_AUTO: | |||
| 586 | _bte_debug_print(BTE_DEBUG_BIDI,do { } while(0) | |||
| 587 | "BiDi dir autodetection %s\n",do { } while(0) | |||
| 588 | set ? "enabled" : "disabled")do { } while(0); | |||
| 589 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_AUTO); | |||
| 590 | break; | |||
| 591 | ||||
| 592 | default: | |||
| 593 | break; | |||
| 594 | } | |||
| 595 | } | |||
| 596 | ||||
| 597 | void | |||
| 598 | Terminal::set_mode_private(bte::parser::Sequence const& seq, | |||
| 599 | bool set) noexcept | |||
| 600 | { | |||
| 601 | auto const n_params = seq.size(); | |||
| 602 | for (unsigned int i = 0; i < n_params; i = seq.next(i)) { | |||
| 603 | auto const param = seq.collect1(i); | |||
| 604 | auto const mode = m_modes_private.mode_from_param(param); | |||
| 605 | ||||
| 606 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 607 | "Private mode %d (%s) %s\n",do { } while(0) | |||
| 608 | param, m_modes_private.mode_to_cstring(mode),do { } while(0) | |||
| 609 | set ? "set" : "reset")do { } while(0); | |||
| 610 | ||||
| 611 | if (mode < 0) | |||
| 612 | continue; | |||
| 613 | ||||
| 614 | set_mode_private(mode, set); | |||
| 615 | } | |||
| 616 | } | |||
| 617 | ||||
| 618 | void | |||
| 619 | Terminal::save_mode_private(bte::parser::Sequence const& seq, | |||
| 620 | bool save) noexcept | |||
| 621 | { | |||
| 622 | auto const n_params = seq.size(); | |||
| 623 | for (unsigned int i = 0; i < n_params; i = seq.next(i)) { | |||
| 624 | auto const param = seq.collect1(i); | |||
| 625 | auto const mode = m_modes_private.mode_from_param(param); | |||
| 626 | ||||
| 627 | if (mode < 0) { | |||
| 628 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 629 | "Saving private mode %d (%s)\n",do { } while(0) | |||
| 630 | param, m_modes_private.mode_to_cstring(mode))do { } while(0); | |||
| 631 | continue; | |||
| 632 | } | |||
| 633 | ||||
| 634 | if (save) { | |||
| 635 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 636 | "Saving private mode %d (%s) is %s\n",do { } while(0) | |||
| 637 | param, m_modes_private.mode_to_cstring(mode),do { } while(0) | |||
| 638 | m_modes_private.get(mode) ? "set" : "reset")do { } while(0); | |||
| 639 | ||||
| 640 | m_modes_private.push_saved(mode); | |||
| 641 | } else { | |||
| 642 | bool const set = m_modes_private.pop_saved(mode); | |||
| 643 | ||||
| 644 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 645 | "Restoring private mode %d (%s) to %s\n",do { } while(0) | |||
| 646 | param, m_modes_private.mode_to_cstring(mode),do { } while(0) | |||
| 647 | set ? "set" : "reset")do { } while(0); | |||
| 648 | ||||
| 649 | set_mode_private(mode, set); | |||
| 650 | } | |||
| 651 | } | |||
| 652 | } | |||
| 653 | ||||
| 654 | void | |||
| 655 | Terminal::set_character_replacement(unsigned slot) | |||
| 656 | { | |||
| 657 | g_assert(slot < G_N_ELEMENTS(m_character_replacements))do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (slot < (sizeof (m_character_replacements) / sizeof ( (m_character_replacements)[0]))) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 657, ((const char*) (__PRETTY_FUNCTION__ )), "slot < G_N_ELEMENTS(m_character_replacements)"); } while (0); | |||
| 658 | m_character_replacement = &m_character_replacements[slot]; | |||
| 659 | } | |||
| 660 | ||||
| 661 | /* Clear from the cursor position (inclusive!) to the beginning of the line. */ | |||
| 662 | void | |||
| 663 | Terminal::clear_to_bol() | |||
| 664 | { | |||
| 665 | ensure_cursor_is_onscreen(); | |||
| 666 | ||||
| 667 | /* Get the data for the row which the cursor points to. */ | |||
| 668 | auto rowdata = ensure_row(); | |||
| 669 | /* Clean up Tab/CJK fragments. */ | |||
| 670 | cleanup_fragments(0, m_screen->cursor.col + 1); | |||
| 671 | /* Clear the data up to the current column with the default | |||
| 672 | * attributes. If there is no such character cell, we need | |||
| 673 | * to add one. */ | |||
| 674 | bte::grid::column_t i; | |||
| 675 | for (i = 0; i <= m_screen->cursor.col; i++) { | |||
| 676 | if (i < (glong) _bte_row_data_length (rowdata)((rowdata)->len + 0)) { | |||
| 677 | /* Muck with the cell in this location. */ | |||
| 678 | auto pcell = _bte_row_data_get_writable(rowdata, i); | |||
| 679 | *pcell = m_color_defaults; | |||
| 680 | } else { | |||
| 681 | /* Add new cells until we have one here. */ | |||
| 682 | _bte_row_data_append (rowdata, &m_color_defaults); | |||
| 683 | } | |||
| 684 | } | |||
| 685 | /* Repaint this row's paragraph. */ | |||
| 686 | invalidate_row_and_context(m_screen->cursor.row); | |||
| 687 | ||||
| 688 | /* We've modified the display. Make a note of it. */ | |||
| 689 | m_text_deleted_flag = TRUE(!(0)); | |||
| 690 | } | |||
| 691 | ||||
| 692 | /* Clear to the right of the cursor and below the current line. */ | |||
| 693 | void | |||
| 694 | Terminal::clear_below_current() | |||
| 695 | { | |||
| 696 | ensure_cursor_is_onscreen(); | |||
| 697 | ||||
| 698 | /* If the cursor is actually on the screen, clear the rest of the | |||
| 699 | * row the cursor is on and all of the rows below the cursor. */ | |||
| 700 | BteRowData *rowdata; | |||
| 701 | auto i = m_screen->cursor.row; | |||
| 702 | if (i < _bte_ring_next(m_screen->row_data)) { | |||
| 703 | /* Get the data for the row we're clipping. */ | |||
| 704 | rowdata = _bte_ring_index_writable(m_screen->row_data, i); | |||
| 705 | /* Clean up Tab/CJK fragments. */ | |||
| 706 | if ((glong) _bte_row_data_length(rowdata)((rowdata)->len + 0) > m_screen->cursor.col) | |||
| 707 | cleanup_fragments(m_screen->cursor.col, _bte_row_data_length(rowdata)((rowdata)->len + 0)); | |||
| 708 | /* Clear everything to the right of the cursor. */ | |||
| 709 | if (rowdata) | |||
| 710 | _bte_row_data_shrink(rowdata, m_screen->cursor.col); | |||
| 711 | } | |||
| 712 | /* Now for the rest of the lines. */ | |||
| 713 | for (i = m_screen->cursor.row + 1; | |||
| 714 | i < _bte_ring_next(m_screen->row_data); | |||
| 715 | i++) { | |||
| 716 | /* Get the data for the row we're removing. */ | |||
| 717 | rowdata = _bte_ring_index_writable(m_screen->row_data, i); | |||
| 718 | /* Remove it. */ | |||
| 719 | if (rowdata) | |||
| 720 | _bte_row_data_shrink (rowdata, 0); | |||
| 721 | } | |||
| 722 | /* Now fill the cleared areas. */ | |||
| 723 | bool const not_default_bg = (m_color_defaults.attr.back() != BTE_DEFAULT_BG257); | |||
| 724 | ||||
| 725 | for (i = m_screen->cursor.row; | |||
| 726 | i < m_screen->insert_delta + m_row_count; | |||
| 727 | i++) { | |||
| 728 | /* Retrieve the row's data, creating it if necessary. */ | |||
| 729 | if (_bte_ring_contains(m_screen->row_data, i)) { | |||
| 730 | rowdata = _bte_ring_index_writable (m_screen->row_data, i); | |||
| 731 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 731, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 732 | } else { | |||
| 733 | rowdata = ring_append(false); | |||
| 734 | } | |||
| 735 | /* Pad out the row. */ | |||
| 736 | if (not_default_bg) { | |||
| 737 | _bte_row_data_fill(rowdata, &m_color_defaults, m_column_count); | |||
| 738 | } | |||
| 739 | set_hard_wrapped(i); | |||
| 740 | if (i > m_screen->cursor.row) | |||
| 741 | rowdata->attr.bidi_flags = get_bidi_flags(); | |||
| 742 | } | |||
| 743 | /* Repaint the cleared area (might need to extend upwards). */ | |||
| 744 | invalidate_rows_and_context(m_screen->cursor.row, m_screen->insert_delta + m_row_count - 1); | |||
| 745 | ||||
| 746 | /* We've modified the display. Make a note of it. */ | |||
| 747 | m_text_deleted_flag = TRUE(!(0)); | |||
| 748 | } | |||
| 749 | ||||
| 750 | /* Clear from the cursor position to the end of the line. */ | |||
| 751 | void | |||
| 752 | Terminal::clear_to_eol() | |||
| 753 | { | |||
| 754 | /* If we were to strictly emulate xterm, we'd ensure the cursor is onscreen. | |||
| 755 | * But due to https://bugzilla.gnome.org/show_bug.cgi?id=740789 we intentionally | |||
| 756 | * deviate and do instead what konsole does. This way emitting a \e[K doesn't | |||
| 757 | * influence the text flow, and serves as a perfect workaround against a new line | |||
| 758 | * getting painted with the active background color (except for a possible flicker). | |||
| 759 | */ | |||
| 760 | /* ensure_cursor_is_onscreen(); */ | |||
| 761 | ||||
| 762 | /* Get the data for the row which the cursor points to. */ | |||
| 763 | auto rowdata = ensure_cursor(); | |||
| 764 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 764, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 765 | if ((glong) _bte_row_data_length(rowdata)((rowdata)->len + 0) > m_screen->cursor.col) { | |||
| 766 | /* Clean up Tab/CJK fragments. */ | |||
| 767 | cleanup_fragments(m_screen->cursor.col, _bte_row_data_length(rowdata)((rowdata)->len + 0)); | |||
| 768 | /* Remove the data at the end of the array until the current column | |||
| 769 | * is the end of the array. */ | |||
| 770 | _bte_row_data_shrink(rowdata, m_screen->cursor.col); | |||
| 771 | /* We've modified the display. Make a note of it. */ | |||
| 772 | m_text_deleted_flag = TRUE(!(0)); | |||
| 773 | } | |||
| 774 | bool const not_default_bg = (m_color_defaults.attr.back() != BTE_DEFAULT_BG257); | |||
| 775 | ||||
| 776 | if (not_default_bg) { | |||
| 777 | /* Add enough cells to fill out the row. */ | |||
| 778 | _bte_row_data_fill(rowdata, &m_color_defaults, m_column_count); | |||
| 779 | } | |||
| 780 | set_hard_wrapped(m_screen->cursor.row); | |||
| 781 | /* Repaint this row's paragraph. */ | |||
| 782 | invalidate_row_and_context(m_screen->cursor.row); | |||
| 783 | } | |||
| 784 | ||||
| 785 | /* | |||
| 786 | * Terminal::set_cursor_column: | |||
| 787 | * @col: the column. 0-based from 0 to m_column_count - 1 | |||
| 788 | * | |||
| 789 | * Sets the cursor column to @col, clamped to the range 0..m_column_count-1. | |||
| 790 | */ | |||
| 791 | void | |||
| 792 | Terminal::set_cursor_column(bte::grid::column_t col) | |||
| 793 | { | |||
| 794 | _bte_debug_print(BTE_DEBUG_PARSER,do { } while(0) | |||
| 795 | "Moving cursor to column %ld.\n", col)do { } while(0); | |||
| 796 | m_screen->cursor.col = CLAMP(col, 0, m_column_count - 1)(((col) > (m_column_count - 1)) ? (m_column_count - 1) : ( ((col) < (0)) ? (0) : (col))); | |||
| 797 | } | |||
| 798 | ||||
| 799 | void | |||
| 800 | Terminal::set_cursor_column1(bte::grid::column_t col) | |||
| 801 | { | |||
| 802 | set_cursor_column(col - 1); | |||
| 803 | } | |||
| 804 | ||||
| 805 | /* | |||
| 806 | * Terminal::set_cursor_row: | |||
| 807 | * @row: the row. 0-based and relative to the scrolling region | |||
| 808 | * | |||
| 809 | * Sets the cursor row to @row. @row is relative to the scrolling region | |||
| 810 | * (0 if restricted scrolling is off). | |||
| 811 | */ | |||
| 812 | void | |||
| 813 | Terminal::set_cursor_row(bte::grid::row_t row) | |||
| 814 | { | |||
| 815 | bte::grid::row_t start_row, end_row; | |||
| 816 | if (m_modes_private.DEC_ORIGIN() && | |||
| 817 | m_scrolling_restricted) { | |||
| 818 | start_row = m_scrolling_region.start; | |||
| 819 | end_row = m_scrolling_region.end; | |||
| 820 | } else { | |||
| 821 | start_row = 0; | |||
| 822 | end_row = m_row_count - 1; | |||
| 823 | } | |||
| 824 | row += start_row; | |||
| 825 | row = CLAMP(row, start_row, end_row)(((row) > (end_row)) ? (end_row) : (((row) < (start_row )) ? (start_row) : (row))); | |||
| 826 | ||||
| 827 | m_screen->cursor.row = row + m_screen->insert_delta; | |||
| 828 | } | |||
| 829 | ||||
| 830 | void | |||
| 831 | Terminal::set_cursor_row1(bte::grid::row_t row) | |||
| 832 | { | |||
| 833 | set_cursor_row(row - 1); | |||
| 834 | } | |||
| 835 | ||||
| 836 | /* | |||
| 837 | * Terminal::get_cursor_row: | |||
| 838 | * | |||
| 839 | * Returns: the relative cursor row, 0-based and relative to the scrolling region | |||
| 840 | * if set (regardless of origin mode). | |||
| 841 | */ | |||
| 842 | bte::grid::row_t | |||
| 843 | Terminal::get_cursor_row_unclamped() const | |||
| 844 | { | |||
| 845 | auto row = m_screen->cursor.row - m_screen->insert_delta; | |||
| 846 | /* Note that we do NOT check DEC_ORIGIN mode here! */ | |||
| 847 | if (m_scrolling_restricted) { | |||
| 848 | row -= m_scrolling_region.start; | |||
| 849 | } | |||
| 850 | return row; | |||
| 851 | } | |||
| 852 | ||||
| 853 | bte::grid::column_t | |||
| 854 | Terminal::get_cursor_column_unclamped() const | |||
| 855 | { | |||
| 856 | return m_screen->cursor.col; | |||
| 857 | } | |||
| 858 | ||||
| 859 | /* | |||
| 860 | * Terminal::set_cursor_coords: | |||
| 861 | * @row: the row. 0-based and relative to the scrolling region | |||
| 862 | * @col: the column. 0-based from 0 to m_column_count - 1 | |||
| 863 | * | |||
| 864 | * Sets the cursor row to @row. @row is relative to the scrolling region | |||
| 865 | * (0 if restricted scrolling is off). | |||
| 866 | * | |||
| 867 | * Sets the cursor column to @col, clamped to the range 0..m_column_count-1. | |||
| 868 | */ | |||
| 869 | void | |||
| 870 | Terminal::set_cursor_coords(bte::grid::row_t row, | |||
| 871 | bte::grid::column_t column) | |||
| 872 | { | |||
| 873 | set_cursor_column(column); | |||
| 874 | set_cursor_row(row); | |||
| 875 | } | |||
| 876 | ||||
| 877 | void | |||
| 878 | Terminal::set_cursor_coords1(bte::grid::row_t row, | |||
| 879 | bte::grid::column_t column) | |||
| 880 | { | |||
| 881 | set_cursor_column1(column); | |||
| 882 | set_cursor_row1(row); | |||
| 883 | } | |||
| 884 | ||||
| 885 | /* Delete a character at the current cursor position. */ | |||
| 886 | void | |||
| 887 | Terminal::delete_character() | |||
| 888 | { | |||
| 889 | BteRowData *rowdata; | |||
| 890 | long col; | |||
| 891 | ||||
| 892 | ensure_cursor_is_onscreen(); | |||
| 893 | ||||
| 894 | if (_bte_ring_next(m_screen->row_data) > m_screen->cursor.row) { | |||
| 895 | long len; | |||
| 896 | /* Get the data for the row which the cursor points to. */ | |||
| 897 | rowdata = _bte_ring_index_writable(m_screen->row_data, m_screen->cursor.row); | |||
| 898 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 898, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 899 | col = m_screen->cursor.col; | |||
| 900 | len = _bte_row_data_length (rowdata)((rowdata)->len + 0); | |||
| 901 | ||||
| 902 | bool const not_default_bg = (m_color_defaults.attr.back() != BTE_DEFAULT_BG257); | |||
| 903 | if (not_default_bg) { | |||
| 904 | _bte_row_data_fill(rowdata, &basic_cell, m_column_count); | |||
| 905 | len = m_column_count; | |||
| 906 | } | |||
| 907 | ||||
| 908 | /* Remove the column. */ | |||
| 909 | if (col < len) { | |||
| 910 | /* Clean up Tab/CJK fragments. */ | |||
| 911 | cleanup_fragments(col, col + 1); | |||
| 912 | _bte_row_data_remove (rowdata, col); | |||
| 913 | ||||
| 914 | if (not_default_bg) { | |||
| 915 | _bte_row_data_fill(rowdata, &m_color_defaults, m_column_count); | |||
| 916 | len = m_column_count; | |||
| 917 | } | |||
| 918 | set_hard_wrapped(m_screen->cursor.row); | |||
| 919 | /* Repaint this row's paragraph. */ | |||
| 920 | invalidate_row_and_context(m_screen->cursor.row); | |||
| 921 | } | |||
| 922 | } | |||
| 923 | ||||
| 924 | /* We've modified the display. Make a note of it. */ | |||
| 925 | m_text_deleted_flag = TRUE(!(0)); | |||
| 926 | } | |||
| 927 | ||||
| 928 | void | |||
| 929 | Terminal::move_cursor_down(bte::grid::row_t rows) | |||
| 930 | { | |||
| 931 | rows = CLAMP(rows, 1, m_row_count)(((rows) > (m_row_count)) ? (m_row_count) : (((rows) < ( 1)) ? (1) : (rows))); | |||
| 932 | ||||
| 933 | // FIXMEchpe why not do this afterwards? | |||
| 934 | ensure_cursor_is_onscreen(); | |||
| 935 | ||||
| 936 | bte::grid::row_t end; | |||
| 937 | // FIXMEchpe why not check DEC_ORIGIN here? | |||
| 938 | if (m_scrolling_restricted && m_screen->cursor.row <= m_screen->insert_delta + m_scrolling_region.end) { | |||
| 939 | end = m_screen->insert_delta + m_scrolling_region.end; | |||
| 940 | } else { | |||
| 941 | end = m_screen->insert_delta + m_row_count - 1; | |||
| 942 | } | |||
| 943 | ||||
| 944 | m_screen->cursor.row = MIN(m_screen->cursor.row + rows, end)(((m_screen->cursor.row + rows) < (end)) ? (m_screen-> cursor.row + rows) : (end)); | |||
| 945 | } | |||
| 946 | ||||
| 947 | void | |||
| 948 | Terminal::erase_characters(long count) | |||
| 949 | { | |||
| 950 | BteCell *cell; | |||
| 951 | long col, i; | |||
| 952 | ||||
| 953 | ensure_cursor_is_onscreen(); | |||
| 954 | ||||
| 955 | /* Clear out the given number of characters. */ | |||
| 956 | auto rowdata = ensure_row(); | |||
| 957 | if (_bte_ring_next(m_screen->row_data) > m_screen->cursor.row) { | |||
| 958 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 958, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 959 | /* Clean up Tab/CJK fragments. */ | |||
| 960 | cleanup_fragments(m_screen->cursor.col, m_screen->cursor.col + count); | |||
| 961 | /* Write over the characters. (If there aren't enough, we'll | |||
| 962 | * need to create them.) */ | |||
| 963 | _bte_row_data_fill (rowdata, &basic_cell, m_screen->cursor.col); | |||
| 964 | for (i = 0; i < count; i++) { | |||
| 965 | col = m_screen->cursor.col + i; | |||
| 966 | if (col >= 0) { | |||
| 967 | if (col < (glong) _bte_row_data_length (rowdata)((rowdata)->len + 0)) { | |||
| 968 | /* Replace this cell with the current | |||
| 969 | * defaults. */ | |||
| 970 | cell = _bte_row_data_get_writable (rowdata, col); | |||
| 971 | *cell = m_color_defaults; | |||
| 972 | } else { | |||
| 973 | /* Add new cells until we have one here. */ | |||
| 974 | _bte_row_data_fill (rowdata, &m_color_defaults, col + 1); | |||
| 975 | } | |||
| 976 | } | |||
| 977 | } | |||
| 978 | /* Repaint this row's paragraph. */ | |||
| 979 | invalidate_row_and_context(m_screen->cursor.row); | |||
| 980 | } | |||
| 981 | ||||
| 982 | /* We've modified the display. Make a note of it. */ | |||
| 983 | m_text_deleted_flag = TRUE(!(0)); | |||
| 984 | } | |||
| 985 | ||||
| 986 | /* Insert a blank character. */ | |||
| 987 | void | |||
| 988 | Terminal::insert_blank_character() | |||
| 989 | { | |||
| 990 | ensure_cursor_is_onscreen(); | |||
| 991 | ||||
| 992 | auto save = m_screen->cursor; | |||
| 993 | insert_char(' ', true, true); | |||
| 994 | m_screen->cursor = save; | |||
| 995 | } | |||
| 996 | ||||
| 997 | void | |||
| 998 | Terminal::move_cursor_backward(bte::grid::column_t columns) | |||
| 999 | { | |||
| 1000 | ensure_cursor_is_onscreen(); | |||
| 1001 | ||||
| 1002 | auto col = get_cursor_column_unclamped(); | |||
| 1003 | columns = CLAMP(columns, 1, col)(((columns) > (col)) ? (col) : (((columns) < (1)) ? (1) : (columns))); | |||
| 1004 | set_cursor_column(col - columns); | |||
| 1005 | } | |||
| 1006 | ||||
| 1007 | void | |||
| 1008 | Terminal::move_cursor_forward(bte::grid::column_t columns) | |||
| 1009 | { | |||
| 1010 | columns = CLAMP(columns, 1, m_column_count)(((columns) > (m_column_count)) ? (m_column_count) : (((columns ) < (1)) ? (1) : (columns))); | |||
| 1011 | ||||
| 1012 | ensure_cursor_is_onscreen(); | |||
| 1013 | ||||
| 1014 | /* The cursor can be further to the right, don't move in that case. */ | |||
| 1015 | auto col = get_cursor_column_unclamped(); | |||
| 1016 | if (col < m_column_count) { | |||
| 1017 | /* There's room to move right. */ | |||
| 1018 | set_cursor_column(col + columns); | |||
| 1019 | } | |||
| 1020 | } | |||
| 1021 | ||||
| 1022 | void | |||
| 1023 | Terminal::line_feed() | |||
| 1024 | { | |||
| 1025 | ensure_cursor_is_onscreen(); | |||
| 1026 | cursor_down(true); | |||
| 1027 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_ALL); | |||
| 1028 | } | |||
| 1029 | ||||
| 1030 | void | |||
| 1031 | Terminal::move_cursor_tab_backward(int count) | |||
| 1032 | { | |||
| 1033 | if (count == 0) | |||
| 1034 | return; | |||
| 1035 | ||||
| 1036 | auto const newcol = m_tabstops.get_previous(get_cursor_column(), count, 0); | |||
| 1037 | set_cursor_column(newcol); | |||
| 1038 | } | |||
| 1039 | ||||
| 1040 | void | |||
| 1041 | Terminal::move_cursor_tab_forward(int count) | |||
| 1042 | { | |||
| 1043 | if (count == 0) | |||
| 1044 | return; | |||
| 1045 | ||||
| 1046 | auto const col = get_cursor_column(); | |||
| 1047 | ||||
| 1048 | /* Find the next tabstop, but don't go beyond the end of the line */ | |||
| 1049 | int const newcol = m_tabstops.get_next(col, count, m_column_count - 1); | |||
| 1050 | ||||
| 1051 | /* Make sure we don't move cursor back (see bug #340631) */ | |||
| 1052 | // FIXMEchpe how could this happen!? | |||
| 1053 | if (col >= newcol) | |||
| 1054 | return; | |||
| 1055 | ||||
| 1056 | /* Smart tab handling: bug 353610 | |||
| 1057 | * | |||
| 1058 | * If we currently don't have any cells in the space this | |||
| 1059 | * tab creates, we try to make the tab character copyable, | |||
| 1060 | * by appending a single tab char with lots of fragment | |||
| 1061 | * cells following it. | |||
| 1062 | * | |||
| 1063 | * Otherwise, just append empty cells that will show up | |||
| 1064 | * as a space each. | |||
| 1065 | */ | |||
| 1066 | ||||
| 1067 | BteRowData *rowdata = ensure_row(); | |||
| 1068 | auto const old_len = _bte_row_data_length (rowdata)((rowdata)->len + 0); | |||
| 1069 | _bte_row_data_fill (rowdata, &basic_cell, newcol); | |||
| 1070 | ||||
| 1071 | /* Insert smart tab if there's nothing in the line after | |||
| 1072 | * us, not even empty cells (with non-default background | |||
| 1073 | * color for example). | |||
| 1074 | * | |||
| 1075 | * Notable bugs here: 545924, 597242, 764330 | |||
| 1076 | */ | |||
| 1077 | if (col >= old_len && (newcol - col) <= BTE_TAB_WIDTH_MAX((1 << (4)) - 1)) { | |||
| 1078 | glong i; | |||
| 1079 | BteCell *cell = _bte_row_data_get_writable (rowdata, col); | |||
| 1080 | BteCell tab = *cell; | |||
| 1081 | tab.attr.set_columns(newcol - col); | |||
| 1082 | tab.c = '\t'; | |||
| 1083 | /* Save tab char */ | |||
| 1084 | *cell = tab; | |||
| 1085 | /* And adjust the fragments */ | |||
| 1086 | for (i = col + 1; i < newcol; i++) { | |||
| 1087 | cell = _bte_row_data_get_writable (rowdata, i); | |||
| 1088 | cell->c = '\t'; | |||
| 1089 | cell->attr.set_columns(1); | |||
| 1090 | cell->attr.set_fragment(true); | |||
| 1091 | } | |||
| 1092 | } | |||
| 1093 | ||||
| 1094 | /* Repaint the cursor. */ | |||
| 1095 | invalidate_row(m_screen->cursor.row); | |||
| 1096 | m_screen->cursor.col = newcol; | |||
| 1097 | } | |||
| 1098 | ||||
| 1099 | void | |||
| 1100 | Terminal::move_cursor_up(bte::grid::row_t rows) | |||
| 1101 | { | |||
| 1102 | // FIXMEchpe allow 0 as no-op? | |||
| 1103 | rows = CLAMP(rows, 1, m_row_count)(((rows) > (m_row_count)) ? (m_row_count) : (((rows) < ( 1)) ? (1) : (rows))); | |||
| 1104 | ||||
| 1105 | //FIXMEchpe why not do this afterward? | |||
| 1106 | ensure_cursor_is_onscreen(); | |||
| 1107 | ||||
| 1108 | bte::grid::row_t start; | |||
| 1109 | //FIXMEchpe why not check DEC_ORIGIN mode here? | |||
| 1110 | if (m_scrolling_restricted && m_screen->cursor.row >= m_screen->insert_delta + m_scrolling_region.start) { | |||
| 1111 | start = m_screen->insert_delta + m_scrolling_region.start; | |||
| 1112 | } else { | |||
| 1113 | start = m_screen->insert_delta; | |||
| 1114 | } | |||
| 1115 | ||||
| 1116 | m_screen->cursor.row = MAX(m_screen->cursor.row - rows, start)(((m_screen->cursor.row - rows) > (start)) ? (m_screen-> cursor.row - rows) : (start)); | |||
| 1117 | } | |||
| 1118 | ||||
| 1119 | /* | |||
| 1120 | * Parse parameters of SGR 38, 48 or 58, starting at @index within @seq. | |||
| 1121 | * Returns %true if @seq contained colour parameters at @index, or %false otherwise. | |||
| 1122 | * In each case, @idx is set to last consumed parameter, | |||
| 1123 | * and the colour is returned in @color. | |||
| 1124 | * | |||
| 1125 | * The format looks like: | |||
| 1126 | * - 256 color indexed palette: | |||
| 1127 | * - ^[[38:5:INDEXm (de jure standard: ITU-T T.416 / ISO/IEC 8613-6; we also allow and ignore further parameters) | |||
| 1128 | * - ^[[38;5;INDEXm (de facto standard, understood by probably all terminal emulators that support 256 colors) | |||
| 1129 | * - true colors: | |||
| 1130 | * - ^[[38:2:[id]:RED:GREEN:BLUE[:...]m (de jure standard: ITU-T T.416 / ISO/IEC 8613-6) | |||
| 1131 | * - ^[[38:2:RED:GREEN:BLUEm (common misinterpretation of the standard, FIXME: stop supporting it at some point) | |||
| 1132 | * - ^[[38;2;RED;GREEN;BLUEm (de facto standard, understood by probably all terminal emulators that support true colors) | |||
| 1133 | * See bugs 685759 and 791456 for details. | |||
| 1134 | */ | |||
| 1135 | template<unsigned int redbits, unsigned int greenbits, unsigned int bluebits> | |||
| 1136 | bool | |||
| 1137 | Terminal::seq_parse_sgr_color(bte::parser::Sequence const& seq, | |||
| 1138 | unsigned int &idx, | |||
| 1139 | uint32_t& color) const noexcept | |||
| 1140 | { | |||
| 1141 | /* Note that we don't have to check if the index is after the end of | |||
| 1142 | * the parameters list, since dereferencing is safe and returns -1. | |||
| 1143 | */ | |||
| 1144 | ||||
| 1145 | if (seq.param_nonfinal(idx)) { | |||
| 1146 | /* Colon version */ | |||
| 1147 | switch (seq.param(++idx)) { | |||
| 1148 | case BTE_SGR_COLOR_SPEC_RGB: { | |||
| 1149 | auto const n = seq.next(idx) - idx; | |||
| 1150 | if (n < 4) | |||
| 1151 | return false; | |||
| 1152 | if (n > 4) { | |||
| 1153 | /* Consume a colourspace parameter; it must be default */ | |||
| 1154 | if (!seq.param_default(++idx)) | |||
| 1155 | return false; | |||
| 1156 | } | |||
| 1157 | ||||
| 1158 | int red = seq.param(++idx); | |||
| 1159 | int green = seq.param(++idx); | |||
| 1160 | int blue = seq.param(++idx); | |||
| 1161 | if ((red & 0xff) != red || | |||
| 1162 | (green & 0xff) != green || | |||
| 1163 | (blue & 0xff) != blue) | |||
| 1164 | return false; | |||
| 1165 | ||||
| 1166 | color = BTE_RGB_COLOR(redbits, greenbits, bluebits, red, green, blue)((1U << ((bluebits) + (greenbits) + (redbits))) | ((((red ) >> (8 - (bluebits))) & ((1U << (bluebits)) - 1U)) << ((greenbits) + (redbits))) | ((((green) >> (8 - (greenbits))) & ((1U << (greenbits)) - 1U)) << (redbits)) | (((blue) >> (8 - (redbits))) & ((1U << (redbits)) - 1U))); | |||
| 1167 | return true; | |||
| 1168 | } | |||
| 1169 | case BTE_SGR_COLOR_SPEC_LEGACY: { | |||
| 1170 | auto const n = seq.next(idx) - idx; | |||
| 1171 | if (n < 2) | |||
| 1172 | return false; | |||
| 1173 | ||||
| 1174 | int v = seq.param(++idx); | |||
| 1175 | if (v < 0 || v >= 256) | |||
| 1176 | return false; | |||
| 1177 | ||||
| 1178 | color = (uint32_t)v; | |||
| 1179 | return true; | |||
| 1180 | } | |||
| 1181 | } | |||
| 1182 | } else { | |||
| 1183 | /* Semicolon version */ | |||
| 1184 | ||||
| 1185 | idx = seq.next(idx); | |||
| 1186 | switch (seq.param(idx)) { | |||
| 1187 | case BTE_SGR_COLOR_SPEC_RGB: { | |||
| 1188 | /* Consume 3 more parameters */ | |||
| 1189 | idx = seq.next(idx); | |||
| 1190 | int red = seq.param(idx); | |||
| 1191 | idx = seq.next(idx); | |||
| 1192 | int green = seq.param(idx); | |||
| 1193 | idx = seq.next(idx); | |||
| 1194 | int blue = seq.param(idx); | |||
| 1195 | ||||
| 1196 | if ((red & 0xff) != red || | |||
| 1197 | (green & 0xff) != green || | |||
| 1198 | (blue & 0xff) != blue) | |||
| 1199 | return false; | |||
| 1200 | ||||
| 1201 | color = BTE_RGB_COLOR(redbits, greenbits, bluebits, red, green, blue)((1U << ((bluebits) + (greenbits) + (redbits))) | ((((red ) >> (8 - (bluebits))) & ((1U << (bluebits)) - 1U)) << ((greenbits) + (redbits))) | ((((green) >> (8 - (greenbits))) & ((1U << (greenbits)) - 1U)) << (redbits)) | (((blue) >> (8 - (redbits))) & ((1U << (redbits)) - 1U))); | |||
| 1202 | return true; | |||
| 1203 | } | |||
| 1204 | case BTE_SGR_COLOR_SPEC_LEGACY: { | |||
| 1205 | /* Consume 1 more parameter */ | |||
| 1206 | idx = seq.next(idx); | |||
| 1207 | int v = seq.param(idx); | |||
| 1208 | ||||
| 1209 | if ((v & 0xff) != v) | |||
| 1210 | return false; | |||
| 1211 | ||||
| 1212 | color = (uint32_t)v; | |||
| 1213 | return true; | |||
| 1214 | } | |||
| 1215 | } | |||
| 1216 | } | |||
| 1217 | ||||
| 1218 | return false; | |||
| 1219 | } | |||
| 1220 | ||||
| 1221 | void | |||
| 1222 | Terminal::erase_in_display(bte::parser::Sequence const& seq) | |||
| 1223 | { | |||
| 1224 | /* We don't implement the protected attribute, so we can ignore selective: | |||
| 1225 | * bool selective = (seq.command() == BTE_CMD_DECSED); | |||
| 1226 | */ | |||
| 1227 | ||||
| 1228 | switch (seq.collect1(0)) { | |||
| 1229 | case -1: /* default */ | |||
| 1230 | case 0: | |||
| 1231 | /* Clear below the current line. */ | |||
| 1232 | clear_below_current(); | |||
| 1233 | break; | |||
| 1234 | case 1: | |||
| 1235 | /* Clear above the current line. */ | |||
| 1236 | clear_above_current(); | |||
| 1237 | /* Clear everything to the left of the cursor, too. */ | |||
| 1238 | /* FIXME: vttest. */ | |||
| 1239 | clear_to_bol(); | |||
| 1240 | break; | |||
| 1241 | case 2: | |||
| 1242 | /* Clear the entire screen. */ | |||
| 1243 | clear_screen(); | |||
| 1244 | break; | |||
| 1245 | case 3: | |||
| 1246 | /* Drop the scrollback. */ | |||
| 1247 | drop_scrollback(); | |||
| 1248 | break; | |||
| 1249 | default: | |||
| 1250 | break; | |||
| 1251 | } | |||
| 1252 | /* We've modified the display. Make a note of it. */ | |||
| 1253 | m_text_deleted_flag = TRUE(!(0)); | |||
| 1254 | } | |||
| 1255 | ||||
| 1256 | void | |||
| 1257 | Terminal::erase_in_line(bte::parser::Sequence const& seq) | |||
| 1258 | { | |||
| 1259 | /* We don't implement the protected attribute, so we can ignore selective: | |||
| 1260 | * bool selective = (seq.command() == BTE_CMD_DECSEL); | |||
| 1261 | */ | |||
| 1262 | ||||
| 1263 | switch (seq.collect1(0)) { | |||
| 1264 | case -1: /* default */ | |||
| 1265 | case 0: | |||
| 1266 | /* Clear to end of the line. */ | |||
| 1267 | clear_to_eol(); | |||
| 1268 | break; | |||
| 1269 | case 1: | |||
| 1270 | /* Clear to start of the line. */ | |||
| 1271 | clear_to_bol(); | |||
| 1272 | break; | |||
| 1273 | case 2: | |||
| 1274 | /* Clear the entire line. */ | |||
| 1275 | clear_current_line(); | |||
| 1276 | break; | |||
| 1277 | default: | |||
| 1278 | break; | |||
| 1279 | } | |||
| 1280 | /* We've modified the display. Make a note of it. */ | |||
| 1281 | m_text_deleted_flag = TRUE(!(0)); | |||
| 1282 | } | |||
| 1283 | ||||
| 1284 | void | |||
| 1285 | Terminal::insert_lines(bte::grid::row_t param) | |||
| 1286 | { | |||
| 1287 | bte::grid::row_t start, end, i; | |||
| 1288 | ||||
| 1289 | /* Find the region we're messing with. */ | |||
| 1290 | auto row = m_screen->cursor.row; | |||
| 1291 | if (m_scrolling_restricted) { | |||
| 1292 | start = m_screen->insert_delta + m_scrolling_region.start; | |||
| 1293 | end = m_screen->insert_delta + m_scrolling_region.end; | |||
| 1294 | } else { | |||
| 1295 | start = m_screen->insert_delta; | |||
| 1296 | end = m_screen->insert_delta + m_row_count - 1; | |||
| 1297 | } | |||
| 1298 | ||||
| 1299 | /* Don't do anything if the cursor is outside of the scrolling region: DEC STD 070 & bug #199. */ | |||
| 1300 | if (m_screen->cursor.row < start || m_screen->cursor.row > end) | |||
| 1301 | return; | |||
| 1302 | ||||
| 1303 | /* Only allow to insert as many lines as there are between this row | |||
| 1304 | * and the end of the scrolling region. See bug #676090. | |||
| 1305 | */ | |||
| 1306 | auto limit = end - row + 1; | |||
| 1307 | param = MIN (param, limit)(((param) < (limit)) ? (param) : (limit)); | |||
| 1308 | ||||
| 1309 | for (i = 0; i < param; i++) { | |||
| 1310 | /* Clear a line off the end of the region and add one to the | |||
| 1311 | * top of the region. */ | |||
| 1312 | ring_remove(end); | |||
| 1313 | ring_insert(row, true); | |||
| 1314 | } | |||
| 1315 | ||||
| 1316 | /* Set the boundaries to hard wrapped where we tore apart the contents. | |||
| 1317 | * Need to do it after scrolling down, for the end row to be the desired one. */ | |||
| 1318 | set_hard_wrapped(row - 1); | |||
| 1319 | set_hard_wrapped(end); | |||
| 1320 | ||||
| 1321 | m_screen->cursor.col = 0; | |||
| 1322 | ||||
| 1323 | /* Repaint the affected lines. No need to extend, set_hard_wrapped() took care of | |||
| 1324 | * invalidating the context lines if necessary. */ | |||
| 1325 | invalidate_rows(row, end); | |||
| 1326 | /* Adjust the scrollbars if necessary. */ | |||
| 1327 | adjust_adjustments(); | |||
| 1328 | /* We've modified the display. Make a note of it. */ | |||
| 1329 | m_text_inserted_flag = TRUE(!(0)); | |||
| 1330 | } | |||
| 1331 | ||||
| 1332 | void | |||
| 1333 | Terminal::delete_lines(bte::grid::row_t param) | |||
| 1334 | { | |||
| 1335 | bte::grid::row_t start, end, i; | |||
| 1336 | ||||
| 1337 | /* Find the region we're messing with. */ | |||
| 1338 | auto row = m_screen->cursor.row; | |||
| 1339 | if (m_scrolling_restricted) { | |||
| 1340 | start = m_screen->insert_delta + m_scrolling_region.start; | |||
| 1341 | end = m_screen->insert_delta + m_scrolling_region.end; | |||
| 1342 | } else { | |||
| 1343 | start = m_screen->insert_delta; | |||
| 1344 | end = m_screen->insert_delta + m_row_count - 1; | |||
| 1345 | } | |||
| 1346 | ||||
| 1347 | /* Don't do anything if the cursor is outside of the scrolling region: DEC STD 070 & bug #199. */ | |||
| 1348 | if (m_screen->cursor.row < start || m_screen->cursor.row > end) | |||
| 1349 | return; | |||
| 1350 | ||||
| 1351 | /* Set the boundaries to hard wrapped where we're about to tear apart the contents. | |||
| 1352 | * Need to do it before scrolling up, for the end row to be the desired one. */ | |||
| 1353 | set_hard_wrapped(row - 1); | |||
| 1354 | set_hard_wrapped(end); | |||
| 1355 | ||||
| 1356 | /* Only allow to delete as many lines as there are between this row | |||
| 1357 | * and the end of the scrolling region. See bug #676090. | |||
| 1358 | */ | |||
| 1359 | auto limit = end - row + 1; | |||
| 1360 | param = MIN (param, limit)(((param) < (limit)) ? (param) : (limit)); | |||
| 1361 | ||||
| 1362 | /* Clear them from below the current cursor. */ | |||
| 1363 | for (i = 0; i < param; i++) { | |||
| 1364 | /* Insert a line at the end of the region and remove one from | |||
| 1365 | * the top of the region. */ | |||
| 1366 | ring_remove(row); | |||
| 1367 | ring_insert(end, true); | |||
| 1368 | } | |||
| 1369 | m_screen->cursor.col = 0; | |||
| 1370 | ||||
| 1371 | /* Repaint the affected lines. No need to extend, set_hard_wrapped() took care of | |||
| 1372 | * invalidating the context lines if necessary. */ | |||
| 1373 | invalidate_rows(row, end); | |||
| 1374 | /* Adjust the scrollbars if necessary. */ | |||
| 1375 | adjust_adjustments(); | |||
| 1376 | /* We've modified the display. Make a note of it. */ | |||
| 1377 | m_text_deleted_flag = TRUE(!(0)); | |||
| 1378 | } | |||
| 1379 | ||||
| 1380 | bool | |||
| 1381 | Terminal::get_osc_color_index(int osc, | |||
| 1382 | int value, | |||
| 1383 | int& index) const noexcept | |||
| 1384 | { | |||
| 1385 | if (value < 0) | |||
| 1386 | return false; | |||
| 1387 | ||||
| 1388 | if (osc == BTE_OSC_XTERM_SET_COLOR || | |||
| 1389 | osc == BTE_OSC_XTERM_RESET_COLOR) { | |||
| 1390 | if (value < BTE_DEFAULT_FG256) { | |||
| 1391 | index = value; | |||
| 1392 | return true; | |||
| 1393 | } | |||
| 1394 | ||||
| 1395 | index = value - BTE_DEFAULT_FG256; | |||
| 1396 | } else { | |||
| 1397 | index = value; | |||
| 1398 | } | |||
| 1399 | ||||
| 1400 | /* Translate OSC 5 numbers to color index. | |||
| 1401 | * | |||
| 1402 | * We return -1 for known but umimplemented special colors | |||
| 1403 | * so that we can send a dummy reply when queried. | |||
| 1404 | */ | |||
| 1405 | switch (index) { | |||
| 1406 | case 0: index = BTE_BOLD_FG258; return true; /* Bold */ | |||
| 1407 | case 1: index = -1; return true; /* Underline */ | |||
| 1408 | case 2: index = -1; return true; /* Blink */ | |||
| 1409 | case 3: index = -1; return true; /* Reverse */ | |||
| 1410 | case 4: index = -1; return true; /* Italic */ | |||
| 1411 | default: return false; | |||
| 1412 | } | |||
| 1413 | } | |||
| 1414 | ||||
| 1415 | void | |||
| 1416 | Terminal::set_color(bte::parser::Sequence const& seq, | |||
| 1417 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1418 | bte::parser::StringTokeniser::const_iterator const& endtoken, | |||
| 1419 | int osc) noexcept | |||
| 1420 | { | |||
| 1421 | while (token != endtoken) { | |||
| 1422 | int value; | |||
| 1423 | bool has_value = token.number(value); | |||
| 1424 | ||||
| 1425 | if (++token == endtoken) | |||
| 1426 | break; | |||
| 1427 | ||||
| 1428 | int index; | |||
| 1429 | if (!has_value || | |||
| 1430 | !get_osc_color_index(osc, value, index)) { | |||
| 1431 | ++token; | |||
| 1432 | continue; | |||
| 1433 | } | |||
| 1434 | ||||
| 1435 | set_color_index(seq, token, endtoken, value, index, -1, osc); | |||
| 1436 | ++token; | |||
| 1437 | } | |||
| 1438 | } | |||
| 1439 | ||||
| 1440 | void | |||
| 1441 | Terminal::set_color_index(bte::parser::Sequence const& seq, | |||
| 1442 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1443 | bte::parser::StringTokeniser::const_iterator const& endtoken, | |||
| 1444 | int number, | |||
| 1445 | int index, | |||
| 1446 | int index_fallback, | |||
| 1447 | int osc) noexcept | |||
| 1448 | { | |||
| 1449 | auto const str = *token; | |||
| 1450 | ||||
| 1451 | if (str == "?"s) { | |||
| 1452 | bte::color::rgb color{0, 0, 0}; | |||
| 1453 | if (index != -1) { | |||
| 1454 | auto const* c = get_color(index); | |||
| 1455 | if (c == nullptr && index_fallback != -1) | |||
| 1456 | c = get_color(index_fallback); | |||
| 1457 | if (c != nullptr) | |||
| 1458 | color = *c; | |||
| 1459 | } | |||
| 1460 | ||||
| 1461 | if (number != -1) | |||
| 1462 | reply(seq, BTE_REPLY_OSC, {}, "%d;%d;rgb:%04x/%04x/%04x", | |||
| 1463 | osc, number, color.red, color.green, color.blue); | |||
| 1464 | else | |||
| 1465 | reply(seq, BTE_REPLY_OSC, {}, "%d;rgb:%04x/%04x/%04x", | |||
| 1466 | osc, color.red, color.green, color.blue); | |||
| 1467 | } else { | |||
| 1468 | bte::color::rgb color; | |||
| 1469 | ||||
| 1470 | if (index != -1 && | |||
| 1471 | color.parse(str.data())) { | |||
| 1472 | set_color(index, BTE_COLOR_SOURCE_ESCAPE0, color); | |||
| 1473 | } | |||
| 1474 | } | |||
| 1475 | } | |||
| 1476 | ||||
| 1477 | void | |||
| 1478 | Terminal::set_special_color(bte::parser::Sequence const& seq, | |||
| 1479 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1480 | bte::parser::StringTokeniser::const_iterator const& endtoken, | |||
| 1481 | int index, | |||
| 1482 | int index_fallback, | |||
| 1483 | int osc) noexcept | |||
| 1484 | { | |||
| 1485 | if (token == endtoken) | |||
| 1486 | return; | |||
| 1487 | ||||
| 1488 | set_color_index(seq, token, endtoken, -1, index, index_fallback, osc); | |||
| 1489 | } | |||
| 1490 | ||||
| 1491 | void | |||
| 1492 | Terminal::reset_color(bte::parser::Sequence const& seq, | |||
| 1493 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1494 | bte::parser::StringTokeniser::const_iterator const& endtoken, | |||
| 1495 | int osc) noexcept | |||
| 1496 | { | |||
| 1497 | /* Empty param? Reset all */ | |||
| 1498 | if (token == endtoken || | |||
| 1499 | token.size_remaining() == 0) { | |||
| 1500 | if (osc == BTE_OSC_XTERM_RESET_COLOR) { | |||
| 1501 | for (unsigned int idx = 0; idx < BTE_DEFAULT_FG256; idx++) | |||
| 1502 | reset_color(idx, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 1503 | } | |||
| 1504 | ||||
| 1505 | reset_color(BTE_BOLD_FG258, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 1506 | /* Add underline/blink/reverse/italic here if/when implemented */ | |||
| 1507 | ||||
| 1508 | return; | |||
| 1509 | } | |||
| 1510 | ||||
| 1511 | while (token != endtoken) { | |||
| 1512 | int value; | |||
| 1513 | if (!token.number(value)) | |||
| 1514 | continue; | |||
| 1515 | ||||
| 1516 | int index; | |||
| 1517 | if (get_osc_color_index(osc, value, index) && | |||
| 1518 | index != -1) { | |||
| 1519 | reset_color(index, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 1520 | } | |||
| 1521 | ||||
| 1522 | ++token; | |||
| 1523 | } | |||
| 1524 | } | |||
| 1525 | ||||
| 1526 | void | |||
| 1527 | Terminal::set_current_directory_uri(bte::parser::Sequence const& seq, | |||
| 1528 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1529 | bte::parser::StringTokeniser::const_iterator const& endtoken) noexcept | |||
| 1530 | { | |||
| 1531 | std::string uri; | |||
| 1532 | if (token != endtoken && token.size_remaining() > 0) { | |||
| 1533 | uri = token.string_remaining(); | |||
| 1534 | ||||
| 1535 | auto filename = g_filename_from_uri(uri.data(), nullptr, nullptr); | |||
| 1536 | if (filename != nullptr) { | |||
| 1537 | g_free(filename); | |||
| 1538 | } else { | |||
| 1539 | /* invalid URI */ | |||
| 1540 | uri.clear(); | |||
| 1541 | } | |||
| 1542 | } | |||
| 1543 | ||||
| 1544 | m_current_directory_uri_pending.swap(uri); | |||
| 1545 | m_current_directory_uri_changed = true; | |||
| 1546 | } | |||
| 1547 | ||||
| 1548 | void | |||
| 1549 | Terminal::set_current_file_uri(bte::parser::Sequence const& seq, | |||
| 1550 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1551 | bte::parser::StringTokeniser::const_iterator const& endtoken) noexcept | |||
| 1552 | ||||
| 1553 | { | |||
| 1554 | std::string uri; | |||
| 1555 | if (token != endtoken && token.size_remaining() > 0) { | |||
| 1556 | uri = token.string_remaining(); | |||
| 1557 | ||||
| 1558 | auto filename = g_filename_from_uri(uri.data(), nullptr, nullptr); | |||
| 1559 | if (filename != nullptr) { | |||
| 1560 | g_free(filename); | |||
| 1561 | } else { | |||
| 1562 | /* invalid URI */ | |||
| 1563 | uri.clear(); | |||
| 1564 | } | |||
| 1565 | } | |||
| 1566 | ||||
| 1567 | m_current_file_uri_pending.swap(uri); | |||
| 1568 | m_current_file_uri_changed = true; | |||
| 1569 | } | |||
| 1570 | ||||
| 1571 | void | |||
| 1572 | Terminal::set_current_hyperlink(bte::parser::Sequence const& seq, | |||
| 1573 | bte::parser::StringTokeniser::const_iterator& token, | |||
| 1574 | bte::parser::StringTokeniser::const_iterator const& endtoken) noexcept | |||
| 1575 | { | |||
| 1576 | if (token == endtoken) | |||
| 1577 | return; // FIXMEchpe or should we treat this as a reset? | |||
| 1578 | ||||
| 1579 | /* Handle OSC 8 hyperlinks. | |||
| 1580 | * See bug 779734 and https://gist.github.com/egmontkob/eb114294efbcd5adb1944c9f3cb5feda | |||
| 1581 | */ | |||
| 1582 | ||||
| 1583 | if (!m_allow_hyperlink) | |||
| 1584 | return; | |||
| 1585 | ||||
| 1586 | /* The hyperlink, as we carry around and store in the streams, is "id;uri" */ | |||
| 1587 | std::string hyperlink; | |||
| 1588 | ||||
| 1589 | /* First, find the ID */ | |||
| 1590 | auto tokenstr = *token; | |||
| 1591 | bte::parser::StringTokeniser subtokeniser{tokenstr, ':'}; | |||
| 1592 | for (auto subtoken : subtokeniser) { | |||
| 1593 | auto const len = subtoken.size(); | |||
| 1594 | if (len < 3) | |||
| 1595 | continue; | |||
| 1596 | ||||
| 1597 | if (subtoken[0] != 'i' || subtoken[1] != 'd' || subtoken[2] != '=') | |||
| 1598 | continue; | |||
| 1599 | ||||
| 1600 | if (len > 3 + BTE_HYPERLINK_ID_LENGTH_MAX250) { | |||
| 1601 | _bte_debug_print (BTE_DEBUG_HYPERLINK, "Overlong \"id\" ignored: \"%s\"\n",do { } while(0) | |||
| 1602 | subtoken.data())do { } while(0); | |||
| 1603 | break; | |||
| 1604 | } | |||
| 1605 | ||||
| 1606 | hyperlink = subtoken.substr(3); | |||
| 1607 | break; | |||
| 1608 | } | |||
| 1609 | ||||
| 1610 | if (hyperlink.size() == 0) { | |||
| 1611 | /* Automatically generate a unique ID string. The colon makes sure | |||
| 1612 | * it cannot conflict with an explicitly specified one. | |||
| 1613 | */ | |||
| 1614 | char idbuf[24]; | |||
| 1615 | auto len = g_snprintf(idbuf, sizeof(idbuf), ":%ld", m_hyperlink_auto_id++); | |||
| 1616 | hyperlink.append(idbuf, len); | |||
| 1617 | _bte_debug_print (BTE_DEBUG_HYPERLINK, "Autogenerated id=\"%s\"\n", hyperlink.data())do { } while(0); | |||
| 1618 | } | |||
| 1619 | ||||
| 1620 | /* Now get the URI */ | |||
| 1621 | if (++token == endtoken) | |||
| 1622 | return; // FIXMEchpe or should we treat this the same as 0-length URI ? | |||
| 1623 | ||||
| 1624 | hyperlink.push_back(';'); | |||
| 1625 | guint idx; | |||
| 1626 | auto const len = token.size_remaining(); | |||
| 1627 | if (len > 0 && len <= BTE_HYPERLINK_URI_LENGTH_MAX2083) { | |||
| 1628 | token.append_remaining(hyperlink); | |||
| 1629 | ||||
| 1630 | _bte_debug_print (BTE_DEBUG_HYPERLINK, "OSC 8: id;uri=\"%s\"\n", hyperlink.data())do { } while(0); | |||
| 1631 | ||||
| 1632 | idx = _bte_ring_get_hyperlink_idx(m_screen->row_data, hyperlink.data()); | |||
| 1633 | } else { | |||
| 1634 | if (G_UNLIKELY(len > BTE_HYPERLINK_URI_LENGTH_MAX)(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( len > 2083) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 0))) | |||
| 1635 | _bte_debug_print (BTE_DEBUG_HYPERLINK, "Overlong URI ignored (len %" G_GSIZE_FORMAT ")\n", len)do { } while(0); | |||
| 1636 | ||||
| 1637 | /* idx = 0; also remove the previous current_idx so that it can be GC'd now. */ | |||
| 1638 | idx = _bte_ring_get_hyperlink_idx(m_screen->row_data, nullptr); | |||
| 1639 | } | |||
| 1640 | ||||
| 1641 | m_defaults.attr.hyperlink_idx = idx; | |||
| 1642 | } | |||
| 1643 | ||||
| 1644 | /* | |||
| 1645 | * Command Handlers | |||
| 1646 | * This is the unofficial documentation of all the BTE_CMD_* definitions. | |||
| 1647 | * Each handled command has a separate function with an extensive comment on | |||
| 1648 | * the semantics of the command. | |||
| 1649 | * Note that many semantics are unknown and need to be verified. This is mostly | |||
| 1650 | * about error-handling, though. Applications rarely rely on those features. | |||
| 1651 | */ | |||
| 1652 | ||||
| 1653 | void | |||
| 1654 | Terminal::NONE(bte::parser::Sequence const& seq) | |||
| 1655 | { | |||
| 1656 | } | |||
| 1657 | ||||
| 1658 | void | |||
| 1659 | Terminal::GRAPHIC(bte::parser::Sequence const& seq) | |||
| 1660 | { | |||
| 1661 | #if 0 | |||
| 1662 | struct bte_char ch = BTE_CHAR_NULL; | |||
| 1663 | ||||
| 1664 | if (screen->state.cursor_x + 1 == screen->page->width | |||
| 1665 | && screen->flags & BTE_FLAG_PENDING_WRAP | |||
| 1666 | && screen->state.auto_wrap) { | |||
| 1667 | screen_cursor_down(screen, 1, true); | |||
| 1668 | screen_cursor_set(screen, 0, screen->state.cursor_y); | |||
| 1669 | } | |||
| 1670 | ||||
| 1671 | screen_cursor_clear_wrap(screen); | |||
| 1672 | ||||
| 1673 | ch = bte_char_merge(ch, screen_map(screen, seq->terminator)); | |||
| 1674 | bte_page_write(screen->page, | |||
| 1675 | screen->state.cursor_x, | |||
| 1676 | screen->state.cursor_y, | |||
| 1677 | ch, | |||
| 1678 | 1, | |||
| 1679 | &screen->state.attr, | |||
| 1680 | screen->age, | |||
| 1681 | false); | |||
| 1682 | ||||
| 1683 | if (screen->state.cursor_x + 1 == screen->page->width) | |||
| 1684 | screen->flags |= BTE_FLAG_PENDING_WRAP; | |||
| 1685 | else | |||
| 1686 | screen_cursor_right(screen, 1); | |||
| 1687 | ||||
| 1688 | return 0; | |||
| 1689 | #endif | |||
| 1690 | ||||
| 1691 | insert_char(seq.terminator(), false, false); | |||
| 1692 | } | |||
| 1693 | ||||
| 1694 | void | |||
| 1695 | Terminal::ACK(bte::parser::Sequence const& seq) | |||
| 1696 | { | |||
| 1697 | /* | |||
| 1698 | * ACK - acknowledge | |||
| 1699 | * | |||
| 1700 | * References: ECMA-48 § 8.3.1 | |||
| 1701 | * ECMA-16 § 3.1.6 | |||
| 1702 | */ | |||
| 1703 | ||||
| 1704 | m_bell_pending = true; | |||
| 1705 | } | |||
| 1706 | ||||
| 1707 | void | |||
| 1708 | Terminal::ACS(bte::parser::Sequence const& seq) | |||
| 1709 | { | |||
| 1710 | /* ACS - announce-code-structure | |||
| 1711 | * | |||
| 1712 | * The final byte of the sequence identifies the facility number | |||
| 1713 | * from 1 to 62 starting with 4/01. | |||
| 1714 | * DEC uses some final characters in the 3/00..3/15 range for | |||
| 1715 | * private purposes. | |||
| 1716 | * | |||
| 1717 | * References: ECMA-35 § 15.2 | |||
| 1718 | * DEC VT525 | |||
| 1719 | * DEC PPLV2 | |||
| 1720 | */ | |||
| 1721 | ||||
| 1722 | /* Since we mostly don't implement ECMA-35 anymore, we can mostly ignore this */ | |||
| 1723 | ||||
| 1724 | switch (int(seq.terminator()) - 0x40) { | |||
| 1725 | case -10: /* '6' */ | |||
| 1726 | /* S7C1R/DECTC1 - truncate C1 controls | |||
| 1727 | * | |||
| 1728 | * Masks the high bit from C1 controls and then | |||
| 1729 | * processes them as if received like that. | |||
| 1730 | * | |||
| 1731 | * References: DEC PPLV2 | |||
| 1732 | */ | |||
| 1733 | break; | |||
| 1734 | case -9: /* '7' */ | |||
| 1735 | /* S8C1R/DECAC1 - accept C1 controls | |||
| 1736 | * | |||
| 1737 | * Accept both C0 and C1 controls. | |||
| 1738 | * | |||
| 1739 | * References: DEC PPLV2 | |||
| 1740 | */ | |||
| 1741 | break; | |||
| 1742 | case 6: | |||
| 1743 | /* | |||
| 1744 | * This causes the terminal to start sending C1 controls as 7bit | |||
| 1745 | * sequences instead of 8bit C1 controls. | |||
| 1746 | * This is ignored if the terminal is below level-2 emulation mode | |||
| 1747 | * (VT100 and below), the terminal already sends 7bit controls then. | |||
| 1748 | * | |||
| 1749 | * References: ECMA-35 | |||
| 1750 | * VT525 | |||
| 1751 | */ | |||
| 1752 | #if 0 | |||
| 1753 | if (screen->conformance_level > BTE_CONFORMANCE_LEVEL_VT100) | |||
| 1754 | screen->flags |= BTE_FLAG_7BIT_MODE; | |||
| 1755 | #endif | |||
| 1756 | break; | |||
| 1757 | ||||
| 1758 | case 7: | |||
| 1759 | /* | |||
| 1760 | * This causes the terminal to start sending C1 controls as 8bit C1 | |||
| 1761 | * control instead of 7bit sequences. | |||
| 1762 | * This is ignored if the terminal is below level-2 emulation mode | |||
| 1763 | * (VT100 and below). The terminal always sends 7bit controls in those | |||
| 1764 | * modes. | |||
| 1765 | * | |||
| 1766 | * References: ECMA-35 | |||
| 1767 | * VT525 | |||
| 1768 | */ | |||
| 1769 | #if 0 | |||
| 1770 | if (screen->conformance_level > BTE_CONFORMANCE_LEVEL_VT100) | |||
| 1771 | screen->flags &= ~BTE_FLAG_7BIT_MODE; | |||
| 1772 | #endif | |||
| 1773 | break; | |||
| 1774 | ||||
| 1775 | case 12: | |||
| 1776 | /* Use Level 1 of ECMA-43 | |||
| 1777 | * | |||
| 1778 | * Probably not worth implementing. | |||
| 1779 | */ | |||
| 1780 | break; | |||
| 1781 | case 13: | |||
| 1782 | /* Use Level 2 of ECMA-43 | |||
| 1783 | * | |||
| 1784 | * Probably not worth implementing. | |||
| 1785 | * | |||
| 1786 | * On a VTxxx, both levels 1 and 2 designate as follows: | |||
| 1787 | * G0 = ASCII (IR #6) | |||
| 1788 | * G1 = ISO_LATIN1_SUPPLEMENTAL | |||
| 1789 | * with G0 mapped to GL, G1 to GR. | |||
| 1790 | * | |||
| 1791 | * References: VT525 | |||
| 1792 | */ | |||
| 1793 | break; | |||
| 1794 | case 14: | |||
| 1795 | /* Use Level 3 of ECMA-43 | |||
| 1796 | * | |||
| 1797 | * Probably not worth implementing. | |||
| 1798 | * | |||
| 1799 | * On a VTxxx, this designates as follows: | |||
| 1800 | * G0 = ASCII (IR #6) | |||
| 1801 | * with G0 mapped to GL. | |||
| 1802 | * | |||
| 1803 | * | |||
| 1804 | * References: VT525 | |||
| 1805 | */ | |||
| 1806 | break; | |||
| 1807 | } | |||
| 1808 | } | |||
| 1809 | ||||
| 1810 | void | |||
| 1811 | Terminal::BEL(bte::parser::Sequence const& seq) | |||
| 1812 | { | |||
| 1813 | /* | |||
| 1814 | * BEL - sound bell tone | |||
| 1815 | * This command should trigger an acoustic bell. | |||
| 1816 | * | |||
| 1817 | * References: ECMA-48 § 8.3.3 | |||
| 1818 | */ | |||
| 1819 | ||||
| 1820 | m_bell_pending = true; | |||
| 1821 | } | |||
| 1822 | ||||
| 1823 | void | |||
| 1824 | Terminal::BPH(bte::parser::Sequence const& seq) | |||
| 1825 | { | |||
| 1826 | /* | |||
| 1827 | * BPH - break permitted here | |||
| 1828 | * | |||
| 1829 | * References: ECMA-48 § 8.3.4 | |||
| 1830 | * | |||
| 1831 | * Not worth implementing. | |||
| 1832 | */ | |||
| 1833 | } | |||
| 1834 | ||||
| 1835 | void | |||
| 1836 | Terminal::BS(bte::parser::Sequence const& seq) | |||
| 1837 | { | |||
| 1838 | /* | |||
| 1839 | * BS - backspace | |||
| 1840 | * Move cursor one cell to the left. If already at the left margin, | |||
| 1841 | * nothing happens. | |||
| 1842 | * | |||
| 1843 | * References: ECMA-48 § 8.3.5 | |||
| 1844 | */ | |||
| 1845 | ||||
| 1846 | #if 0 | |||
| 1847 | screen_cursor_clear_wrap(screen); | |||
| 1848 | screen_cursor_left(screen, 1); | |||
| 1849 | #endif | |||
| 1850 | ||||
| 1851 | ensure_cursor_is_onscreen(); | |||
| 1852 | ||||
| 1853 | if (m_screen->cursor.col > 0) { | |||
| 1854 | /* There's room to move left, so do so. */ | |||
| 1855 | m_screen->cursor.col--; | |||
| 1856 | } | |||
| 1857 | } | |||
| 1858 | ||||
| 1859 | void | |||
| 1860 | Terminal::CBT(bte::parser::Sequence const& seq) | |||
| 1861 | { | |||
| 1862 | /* | |||
| 1863 | * CBT - cursor-backward-tabulation | |||
| 1864 | * Move the cursor @args[0] tabs backwards (to the left). The | |||
| 1865 | * current cursor cell, in case it's a tab, is not counted. | |||
| 1866 | * Furthermore, the cursor cannot be moved beyond position 0 and | |||
| 1867 | * it will stop there. | |||
| 1868 | * | |||
| 1869 | * Defaults: | |||
| 1870 | * args[0]: 1 | |||
| 1871 | * | |||
| 1872 | * References: ECMA-48 § 8.3.7 | |||
| 1873 | */ | |||
| 1874 | #if 0 | |||
| 1875 | screen_cursor_clear_wrap(screen); | |||
| 1876 | #endif | |||
| 1877 | ||||
| 1878 | move_cursor_tab_backward(seq.collect1(0, 1)); | |||
| 1879 | } | |||
| 1880 | ||||
| 1881 | void | |||
| 1882 | Terminal::CCH(bte::parser::Sequence const& seq) | |||
| 1883 | { | |||
| 1884 | /* | |||
| 1885 | * CCH - cancel character | |||
| 1886 | * Indicates that the CCH and the preceding graphic character | |||
| 1887 | * (including SPACE (2/0)) in the data stream should be ignored. | |||
| 1888 | * If CCH is not preceded by a graphic character but by a | |||
| 1889 | * control function instead, CCH is ignored. | |||
| 1890 | * | |||
| 1891 | * References: ECMA-48 § 8.3.8 | |||
| 1892 | * | |||
| 1893 | * Not worth implementing. | |||
| 1894 | */ | |||
| 1895 | } | |||
| 1896 | ||||
| 1897 | void | |||
| 1898 | Terminal::CHA(bte::parser::Sequence const& seq) | |||
| 1899 | { | |||
| 1900 | /* | |||
| 1901 | * CHA - cursor-horizontal-absolute | |||
| 1902 | * Move the cursor to position @args[0] in the current line | |||
| 1903 | * (presentation). | |||
| 1904 | * The cursor cannot be moved beyond the rightmost cell; it will | |||
| 1905 | * stop there. | |||
| 1906 | * | |||
| 1907 | * Arguments: | |||
| 1908 | * args[0]: column | |||
| 1909 | * | |||
| 1910 | * Defaults: | |||
| 1911 | * args[0]: 1 | |||
| 1912 | * | |||
| 1913 | * References: ECMA-48 § 8.3.9 | |||
| 1914 | */ | |||
| 1915 | ||||
| 1916 | #if 0 | |||
| 1917 | unsigned int pos = 1; | |||
| 1918 | ||||
| 1919 | if (seq->args[0] > 0) | |||
| 1920 | pos = seq->args[0]; | |||
| 1921 | ||||
| 1922 | screen_cursor_clear_wrap(screen); | |||
| 1923 | screen_cursor_set(screen, pos - 1, screen->state.cursor_y); | |||
| 1924 | #endif | |||
| 1925 | ||||
| 1926 | auto value = seq.collect1(0, 1, 1, m_column_count); | |||
| 1927 | set_cursor_column1(value); | |||
| 1928 | } | |||
| 1929 | ||||
| 1930 | void | |||
| 1931 | Terminal::CHT(bte::parser::Sequence const& seq) | |||
| 1932 | { | |||
| 1933 | /* | |||
| 1934 | * CHT - cursor-horizontal-forward-tabulation | |||
| 1935 | * Move the cursor @args[0] tabs forward (to the right) (presentation). | |||
| 1936 | * The current cursor cell, in case it's a tab, is not counted. | |||
| 1937 | * Furthermore, the cursor cannot be moved beyond the rightmost cell | |||
| 1938 | * and will stop there. | |||
| 1939 | * | |||
| 1940 | * Arguments: | |||
| 1941 | * args[0]: count | |||
| 1942 | * | |||
| 1943 | * Defaults: | |||
| 1944 | * args[0]: 1 | |||
| 1945 | * | |||
| 1946 | * References: ECMA-48 § 8.3.10 | |||
| 1947 | */ | |||
| 1948 | #if 0 | |||
| 1949 | screen_cursor_clear_wrap(screen); | |||
| 1950 | #endif | |||
| 1951 | ||||
| 1952 | move_cursor_tab_forward(seq.collect1(0, 1)); | |||
| 1953 | } | |||
| 1954 | ||||
| 1955 | void | |||
| 1956 | Terminal::CMD(bte::parser::Sequence const& seq) | |||
| 1957 | { | |||
| 1958 | /* | |||
| 1959 | * CMD - coding method delimiter | |||
| 1960 | * | |||
| 1961 | * References: ECMA-35 § 15.3 | |||
| 1962 | * ECMA-48 § 8.3.11 | |||
| 1963 | * | |||
| 1964 | * Not worth implementing. | |||
| 1965 | */ | |||
| 1966 | } | |||
| 1967 | ||||
| 1968 | void | |||
| 1969 | Terminal::CNL(bte::parser::Sequence const& seq) | |||
| 1970 | { | |||
| 1971 | /* | |||
| 1972 | * CNL - cursor-next-line | |||
| 1973 | * Move the cursor @args[0] lines down. | |||
| 1974 | * | |||
| 1975 | * TODO: Does this stop at the bottom or cause a scroll-up? | |||
| 1976 | * | |||
| 1977 | * Arguments: | |||
| 1978 | * args[0]: number of lines | |||
| 1979 | * | |||
| 1980 | * Defaults: | |||
| 1981 | * args[0]: 1 | |||
| 1982 | * | |||
| 1983 | * References: ECMA-48 §8.3.12 | |||
| 1984 | */ | |||
| 1985 | #if 0 | |||
| 1986 | unsigned int num = 1; | |||
| 1987 | ||||
| 1988 | if (seq->args[0] > 0) | |||
| 1989 | num = seq->args[0]; | |||
| 1990 | ||||
| 1991 | screen_cursor_clear_wrap(screen); | |||
| 1992 | screen_cursor_down(screen, num, false); | |||
| 1993 | #endif | |||
| 1994 | ||||
| 1995 | set_cursor_column1(1); | |||
| 1996 | ||||
| 1997 | auto value = seq.collect1(0, 1); | |||
| 1998 | move_cursor_down(value); | |||
| 1999 | } | |||
| 2000 | ||||
| 2001 | void | |||
| 2002 | Terminal::CPL(bte::parser::Sequence const& seq) | |||
| 2003 | { | |||
| 2004 | /* | |||
| 2005 | * CPL - cursor-preceding-line | |||
| 2006 | * Move the cursor @args[0] lines up, without scrolling. | |||
| 2007 | * | |||
| 2008 | * Arguments: | |||
| 2009 | * args[0]: number of lines | |||
| 2010 | * | |||
| 2011 | * Defaults: | |||
| 2012 | * args[0]: 1 | |||
| 2013 | * | |||
| 2014 | * References: ECMA-48 § 8.3.13 | |||
| 2015 | */ | |||
| 2016 | #if 0 | |||
| 2017 | unsigned int num = 1; | |||
| 2018 | ||||
| 2019 | if (seq->args[0] > 0) | |||
| 2020 | num = seq->args[0]; | |||
| 2021 | ||||
| 2022 | screen_cursor_clear_wrap(screen); | |||
| 2023 | screen_cursor_up(screen, num, false); | |||
| 2024 | #endif | |||
| 2025 | ||||
| 2026 | set_cursor_column(0); | |||
| 2027 | ||||
| 2028 | auto const value = seq.collect1(0, 1); | |||
| 2029 | move_cursor_up(value); | |||
| 2030 | } | |||
| 2031 | ||||
| 2032 | void | |||
| 2033 | Terminal::CR(bte::parser::Sequence const& seq) | |||
| 2034 | { | |||
| 2035 | /* | |||
| 2036 | * CR - carriage-return | |||
| 2037 | * Move the cursor to the left margin on the current line. | |||
| 2038 | * | |||
| 2039 | * References: ECMA-48 § 8.3.15 | |||
| 2040 | */ | |||
| 2041 | #if 0 | |||
| 2042 | screen_cursor_clear_wrap(screen); | |||
| 2043 | screen_cursor_set(screen, 0, screen->state.cursor_y); | |||
| 2044 | #endif | |||
| 2045 | ||||
| 2046 | set_cursor_column(0); | |||
| 2047 | } | |||
| 2048 | ||||
| 2049 | void | |||
| 2050 | Terminal::CTC(bte::parser::Sequence const& seq) | |||
| 2051 | { | |||
| 2052 | /* | |||
| 2053 | * CTC - cursor tabulation control | |||
| 2054 | * Set/clear tabstops. | |||
| 2055 | * | |||
| 2056 | * For the cases @args[0] = 0, 2, 4, the effect depends on TSM mode. | |||
| 2057 | * | |||
| 2058 | * References: ECMA-48 § 8.3.17 | |||
| 2059 | */ | |||
| 2060 | ||||
| 2061 | switch (seq.collect1(0)) { | |||
| 2062 | case -1: | |||
| 2063 | case 0: | |||
| 2064 | /* Set tabstop at the current cursor position */ | |||
| 2065 | m_tabstops.set(get_cursor_column()); | |||
| 2066 | break; | |||
| 2067 | ||||
| 2068 | case 1: | |||
| 2069 | /* Sets line tabstop in the ative line (presentation) */ | |||
| 2070 | break; | |||
| 2071 | ||||
| 2072 | case 2: | |||
| 2073 | /* Clear tabstop at the current cursor position */ | |||
| 2074 | m_tabstops.unset(get_cursor_column()); | |||
| 2075 | break; | |||
| 2076 | ||||
| 2077 | case 3: | |||
| 2078 | /* Clear line tabstop in the active line */ | |||
| 2079 | break; | |||
| 2080 | ||||
| 2081 | case 4: | |||
| 2082 | /* Clear all tabstops in the active line */ | |||
| 2083 | [[fallthrough]]; | |||
| 2084 | case 5: | |||
| 2085 | /* Clear all tabstops */ | |||
| 2086 | m_tabstops.clear(); | |||
| 2087 | break; | |||
| 2088 | ||||
| 2089 | case 6: | |||
| 2090 | /* Clear all line tabstops */ | |||
| 2091 | break; | |||
| 2092 | ||||
| 2093 | default: | |||
| 2094 | break; | |||
| 2095 | } | |||
| 2096 | } | |||
| 2097 | ||||
| 2098 | void | |||
| 2099 | Terminal::CUB(bte::parser::Sequence const& seq) | |||
| 2100 | { | |||
| 2101 | /* | |||
| 2102 | * CUB - cursor-backward | |||
| 2103 | * Move the cursor @args[0] positions to the left. The cursor stops | |||
| 2104 | * at the left-most position. (presentation) | |||
| 2105 | * | |||
| 2106 | * Arguments: | |||
| 2107 | * args[0]: number of positions | |||
| 2108 | * | |||
| 2109 | * Defaults: | |||
| 2110 | * args[0]: 1 | |||
| 2111 | * | |||
| 2112 | * References: ECMA-48 § 8.3.18 | |||
| 2113 | */ | |||
| 2114 | #if 0 | |||
| 2115 | unsigned int num = 1; | |||
| 2116 | ||||
| 2117 | if (seq->args[0] > 0) | |||
| 2118 | num = seq->args[0]; | |||
| 2119 | ||||
| 2120 | screen_cursor_clear_wrap(screen); | |||
| 2121 | screen_cursor_left(screen, num); | |||
| 2122 | #endif | |||
| 2123 | ||||
| 2124 | auto value = seq.collect1(0, 1); | |||
| 2125 | move_cursor_backward(value); | |||
| 2126 | } | |||
| 2127 | ||||
| 2128 | void | |||
| 2129 | Terminal::CUD(bte::parser::Sequence const& seq) | |||
| 2130 | { | |||
| 2131 | /* | |||
| 2132 | * CUD - cursor-down | |||
| 2133 | * Move the cursor @args[0] positions down. The cursor stops at the | |||
| 2134 | * bottom margin. If it was already moved further, it stops at the | |||
| 2135 | * bottom line. (presentation) | |||
| 2136 | * | |||
| 2137 | * Arguments: | |||
| 2138 | * args[0]: number of positions | |||
| 2139 | * | |||
| 2140 | * Defaults: | |||
| 2141 | * args[0]: 1 | |||
| 2142 | * | |||
| 2143 | * References: ECMA-48 § 8.3.19 | |||
| 2144 | * DEC STD 070 page 5-43 | |||
| 2145 | */ | |||
| 2146 | #if 0 | |||
| 2147 | unsigned int num = 1; | |||
| 2148 | ||||
| 2149 | if (seq->args[0] > 0) | |||
| 2150 | num = seq->args[0]; | |||
| 2151 | ||||
| 2152 | screen_cursor_clear_wrap(screen); | |||
| 2153 | screen_cursor_down(screen, num, false); | |||
| 2154 | #endif | |||
| 2155 | ||||
| 2156 | auto value = seq.collect1(0, 1); | |||
| 2157 | move_cursor_down(value); | |||
| 2158 | } | |||
| 2159 | ||||
| 2160 | void | |||
| 2161 | Terminal::CUF(bte::parser::Sequence const& seq) | |||
| 2162 | { | |||
| 2163 | /* | |||
| 2164 | * CUF -cursor-forward | |||
| 2165 | * Move the cursor @args[0] positions to the right. The cursor stops | |||
| 2166 | * at the right-most position. (presentation) | |||
| 2167 | * | |||
| 2168 | * Arguments: | |||
| 2169 | * args[0]: number of positions | |||
| 2170 | * | |||
| 2171 | * Defaults: | |||
| 2172 | * args[0]: 1 | |||
| 2173 | * | |||
| 2174 | * References: ECMA-48 § 8.3.20 | |||
| 2175 | */ | |||
| 2176 | #if 0 | |||
| 2177 | unsigned int num = 1; | |||
| 2178 | ||||
| 2179 | if (seq->args[0] > 0) | |||
| 2180 | num = seq->args[0]; | |||
| 2181 | ||||
| 2182 | screen_cursor_clear_wrap(screen); | |||
| 2183 | screen_cursor_right(screen, num); | |||
| 2184 | #endif | |||
| 2185 | ||||
| 2186 | auto value = seq.collect1(0, 1); | |||
| 2187 | move_cursor_forward(value); | |||
| 2188 | } | |||
| 2189 | ||||
| 2190 | void | |||
| 2191 | Terminal::CUP(bte::parser::Sequence const& seq) | |||
| 2192 | { | |||
| 2193 | /* | |||
| 2194 | * CUP - cursor-position | |||
| 2195 | * Moves the cursor to position @args[1] x @args[0]. If either is 0, it | |||
| 2196 | * is treated as 1. The positions are subject to the origin-mode and | |||
| 2197 | * clamped to the addressable width/height. (presentation) | |||
| 2198 | * | |||
| 2199 | * Arguments: | |||
| 2200 | * args[0]: line | |||
| 2201 | * args[0]: column | |||
| 2202 | * | |||
| 2203 | * Defaults: | |||
| 2204 | * args[0]: 1 | |||
| 2205 | * args[1]: 1 | |||
| 2206 | * | |||
| 2207 | * References: ECMA-48 § 8.3.21 | |||
| 2208 | */ | |||
| 2209 | #if 0 | |||
| 2210 | unsigned int x = 1, y = 1; | |||
| 2211 | ||||
| 2212 | if (seq->args[0] > 0) | |||
| 2213 | y = seq->args[0]; | |||
| 2214 | if (seq->args[1] > 0) | |||
| 2215 | x = seq->args[1]; | |||
| 2216 | ||||
| 2217 | screen_cursor_clear_wrap(screen); | |||
| 2218 | screen_cursor_set_rel(screen, x - 1, y - 1); | |||
| 2219 | #endif | |||
| 2220 | ||||
| 2221 | /* The first is the row, the second is the column. */ | |||
| 2222 | auto rowvalue = seq.collect1(0, 1, 1, m_row_count); | |||
| 2223 | auto colvalue = seq.collect1(seq.next(0), 1, 1, m_column_count); | |||
| 2224 | set_cursor_coords1(rowvalue, colvalue); | |||
| 2225 | } | |||
| 2226 | ||||
| 2227 | void | |||
| 2228 | Terminal::CUU(bte::parser::Sequence const& seq) | |||
| 2229 | { | |||
| 2230 | /* | |||
| 2231 | * CUU - cursor-up | |||
| 2232 | * Move the cursor @args[0] positions up. The cursor stops at the | |||
| 2233 | * top margin. If it was already moved further, it stops at the | |||
| 2234 | * top line. (presentation) | |||
| 2235 | * | |||
| 2236 | * Arguments: | |||
| 2237 | * args[0]: number of positions | |||
| 2238 | * | |||
| 2239 | * Defaults: | |||
| 2240 | * args[0]: 1 | |||
| 2241 | * | |||
| 2242 | * References: ECMA-48 § 8.3.22 | |||
| 2243 | * DEC STD 070 page 5-41 | |||
| 2244 | */ | |||
| 2245 | #if 0 | |||
| 2246 | unsigned int num = 1; | |||
| 2247 | ||||
| 2248 | if (seq->args[0] > 0) | |||
| 2249 | num = seq->args[0]; | |||
| 2250 | ||||
| 2251 | screen_cursor_clear_wrap(screen); | |||
| 2252 | screen_cursor_up(screen, num, false); | |||
| 2253 | #endif | |||
| 2254 | ||||
| 2255 | auto const value = seq.collect1(0, 1); | |||
| 2256 | move_cursor_up(value); | |||
| 2257 | } | |||
| 2258 | ||||
| 2259 | void | |||
| 2260 | Terminal::CVT(bte::parser::Sequence const& seq) | |||
| 2261 | { | |||
| 2262 | /* | |||
| 2263 | * CVT - cursor line tabulation | |||
| 2264 | * Move the cursor @args[0] positions down. The cursor stops at the | |||
| 2265 | * bottom margin. If it was already moved further, it stops at the | |||
| 2266 | * bottom line. (presentation) | |||
| 2267 | * | |||
| 2268 | * Arguments: | |||
| 2269 | * args[0]: number of positions | |||
| 2270 | * | |||
| 2271 | * Defaults: | |||
| 2272 | * args[0]: 1 | |||
| 2273 | * | |||
| 2274 | * References: ECMA-48 § 8.3.23 | |||
| 2275 | */ | |||
| 2276 | ||||
| 2277 | /* FIXME: implement this? */ | |||
| 2278 | } | |||
| 2279 | ||||
| 2280 | void | |||
| 2281 | Terminal::CnD(bte::parser::Sequence const& seq) | |||
| 2282 | { | |||
| 2283 | /* | |||
| 2284 | * CnD - Cn-designate | |||
| 2285 | * | |||
| 2286 | * Designate a set of control functions. | |||
| 2287 | * | |||
| 2288 | * References: ECMA-35 § 14.2 | |||
| 2289 | * ISO 2375 IR | |||
| 2290 | */ | |||
| 2291 | ||||
| 2292 | /* Since we mostly don't implement ECMA-35 anymore, we can ignore this */ | |||
| 2293 | } | |||
| 2294 | ||||
| 2295 | void | |||
| 2296 | Terminal::DA1(bte::parser::Sequence const& seq) | |||
| 2297 | { | |||
| 2298 | /* | |||
| 2299 | * DA1 - primary-device-attributes | |||
| 2300 | * The primary DA asks for basic terminal features. We simply return | |||
| 2301 | * a hard-coded list of features we implement. | |||
| 2302 | * Note that the primary DA asks for supported features, not currently | |||
| 2303 | * enabled features. | |||
| 2304 | * | |||
| 2305 | * Reply: DECDA1R (CSI ? 65 ; ARGS c) | |||
| 2306 | * | |||
| 2307 | * The first argument, 65, is fixed and denotes a VT520 (a Level 5 | |||
| 2308 | * terminal), the last DEC-term that extended this number. | |||
| 2309 | * All following arguments denote supported features. Note | |||
| 2310 | * that at most 15 features can be sent (max CSI args). It is safe to | |||
| 2311 | * send more, but clients might not be able to parse them. This is a | |||
| 2312 | * client's problem and we shouldn't care. There is no other way to | |||
| 2313 | * send those feature lists, so we have to extend them beyond 15 in | |||
| 2314 | * those cases. | |||
| 2315 | * | |||
| 2316 | * Known modes: | |||
| 2317 | * 1: 132 column mode | |||
| 2318 | * The 132 column mode is supported by the terminal. | |||
| 2319 | * 2: printer port | |||
| 2320 | * A priner-port is supported and can be addressed via | |||
| 2321 | * control-codes. | |||
| 2322 | * 3: ReGIS graphics | |||
| 2323 | * Support for ReGIS graphics is available. The ReGIS routines | |||
| 2324 | * provide the "remote graphics instruction set" and allow basic | |||
| 2325 | * vector-rendering. | |||
| 2326 | * 4: Sixel | |||
| 2327 | * Support of Sixel graphics is available. This provides access | |||
| 2328 | * to the sixel bitmap routines. | |||
| 2329 | * 6: selective erase | |||
| 2330 | * The terminal supports DECSCA and related selective-erase | |||
| 2331 | * functions. This allows to protect specific cells from being | |||
| 2332 | * erased, if specified. | |||
| 2333 | * 7: soft character set (DRCS) | |||
| 2334 | * TODO: ? | |||
| 2335 | * 8: user-defined keys (UDKs) | |||
| 2336 | * TODO: ? | |||
| 2337 | * 9: national-replacement character sets (NRCS) | |||
| 2338 | * National-replacement character-sets are available. | |||
| 2339 | * 12: Serbo-Croatian (SCS) | |||
| 2340 | * TODO: ? | |||
| 2341 | * 15: technical character set | |||
| 2342 | * The DEC technical-character-set is available. | |||
| 2343 | * 18: windowing capability | |||
| 2344 | * TODO: ? | |||
| 2345 | * 19: sessions capability | |||
| 2346 | * TODO: ? | |||
| 2347 | * 21: horizontal scrolling | |||
| 2348 | * TODO: ? | |||
| 2349 | * 22: ANSI color | |||
| 2350 | * TODO: ? | |||
| 2351 | * 23: Greek | |||
| 2352 | * TODO: ? | |||
| 2353 | * 24: Turkish | |||
| 2354 | * TODO: ? | |||
| 2355 | * 29: DECterm text locator | |||
| 2356 | * TODO: ? | |||
| 2357 | * 42: ISO Latin-2 character set | |||
| 2358 | * TODO: ? | |||
| 2359 | * 44: PCTerm | |||
| 2360 | * TODO: ? | |||
| 2361 | * 45: soft key mapping | |||
| 2362 | * TODO: ? | |||
| 2363 | * 46: ASCII emulation | |||
| 2364 | * TODO: ? | |||
| 2365 | * | |||
| 2366 | * Extensions which are implied by the level are not reported explicity | |||
| 2367 | * (e.g. 6, 8, 15 in level 5). | |||
| 2368 | * | |||
| 2369 | * Defaults: | |||
| 2370 | * args[0]: 0 | |||
| 2371 | * | |||
| 2372 | * References: ECMA-48 § 8.3.24 | |||
| 2373 | * VT525 | |||
| 2374 | */ | |||
| 2375 | ||||
| 2376 | if (seq.collect1(0, 0) != 0) | |||
| 2377 | return; | |||
| 2378 | ||||
| 2379 | reply(seq, BTE_REPLY_DECDA1R, {65, 1, 9}); | |||
| 2380 | } | |||
| 2381 | ||||
| 2382 | void | |||
| 2383 | Terminal::DA2(bte::parser::Sequence const& seq) | |||
| 2384 | { | |||
| 2385 | /* | |||
| 2386 | * DA2 - secondary-device-attributes | |||
| 2387 | * The secondary DA asks for the terminal-ID, firmware versions and | |||
| 2388 | * other non-primary attributes. All these values are | |||
| 2389 | * informational-only and should not be used by the host to detect | |||
| 2390 | * terminal features. | |||
| 2391 | * | |||
| 2392 | * Reply: DECDA2R (CSI > 65 ; FIRMWARE ; KEYBOARD c) | |||
| 2393 | * where 65 is fixed for VT525 color terminals, the last terminal-line that | |||
| 2394 | * increased this number (64 for VT520). FIRMWARE is the firmware | |||
| 2395 | * version encoded as major/minor (20 == 2.0) and KEYBOARD is 0 for STD | |||
| 2396 | * keyboard and 1 for PC keyboards. | |||
| 2397 | * | |||
| 2398 | * We replace the firmware-version with the BTE version so clients | |||
| 2399 | * can decode it again. | |||
| 2400 | * | |||
| 2401 | * References: VT525 | |||
| 2402 | */ | |||
| 2403 | ||||
| 2404 | /* Param != 0 means this is a reply, not a request */ | |||
| 2405 | if (seq.collect1(0, 0) != 0) | |||
| 2406 | return; | |||
| 2407 | ||||
| 2408 | int const version = (BTE_MAJOR_VERSION(0) * 100 + BTE_MINOR_VERSION(65)) * 100 + BTE_MICRO_VERSION(0); | |||
| 2409 | reply(seq, BTE_REPLY_DECDA2R, {65, version, 1}); | |||
| 2410 | } | |||
| 2411 | ||||
| 2412 | void | |||
| 2413 | Terminal::DA3(bte::parser::Sequence const& seq) | |||
| 2414 | { | |||
| 2415 | /* | |||
| 2416 | * DA3 - tertiary-device-attributes | |||
| 2417 | * The tertiary DA is used to query the terminal-ID. | |||
| 2418 | * | |||
| 2419 | * Reply: DECRPTUI | |||
| 2420 | * DATA: four pairs of are hexadecimal number, encoded 4 bytes. | |||
| 2421 | * The first byte denotes the manufacturing site, the remaining | |||
| 2422 | * three is the terminal's ID. | |||
| 2423 | * | |||
| 2424 | * We always reply with '~BTE' encoded in hex. | |||
| 2425 | */ | |||
| 2426 | ||||
| 2427 | if (seq.collect1(0, 0) != 0) | |||
| 2428 | return; | |||
| 2429 | ||||
| 2430 | reply(seq, BTE_REPLY_DECRPTUI, {}); | |||
| 2431 | } | |||
| 2432 | ||||
| 2433 | void | |||
| 2434 | Terminal::DAQ(bte::parser::Sequence const& seq) | |||
| 2435 | { | |||
| 2436 | /* | |||
| 2437 | * DAQ - define area qualification | |||
| 2438 | * | |||
| 2439 | * Arguments: | |||
| 2440 | * args[0]: type | |||
| 2441 | * | |||
| 2442 | * Defaults: | |||
| 2443 | * args[0]: 0 | |||
| 2444 | * | |||
| 2445 | * References: ECMA-48 § 8.3.25, § 6.5.2 | |||
| 2446 | */ | |||
| 2447 | } | |||
| 2448 | ||||
| 2449 | void | |||
| 2450 | Terminal::DC1(bte::parser::Sequence const& seq) | |||
| 2451 | { | |||
| 2452 | /* | |||
| 2453 | * DC1 - device-control-1 or XON | |||
| 2454 | * This clears any previous XOFF and resumes terminal-transmission. | |||
| 2455 | * | |||
| 2456 | * References: ECMA-48 § 8.3.28 | |||
| 2457 | */ | |||
| 2458 | ||||
| 2459 | /* we do not support XON */ | |||
| 2460 | } | |||
| 2461 | ||||
| 2462 | void | |||
| 2463 | Terminal::DC2(bte::parser::Sequence const& seq) | |||
| 2464 | { | |||
| 2465 | /* | |||
| 2466 | * DC2 - device-control-2 | |||
| 2467 | * | |||
| 2468 | * References: ECMA-48 § 8.3.29 | |||
| 2469 | * | |||
| 2470 | * Not implemented. | |||
| 2471 | */ | |||
| 2472 | } | |||
| 2473 | ||||
| 2474 | void | |||
| 2475 | Terminal::DC3(bte::parser::Sequence const& seq) | |||
| 2476 | { | |||
| 2477 | /* | |||
| 2478 | * DC3 - device-control-3 or XOFF | |||
| 2479 | * Stops terminal transmission. No further characters are sent until | |||
| 2480 | * an XON is received. | |||
| 2481 | * | |||
| 2482 | * References: ECMA-48 § 8.3.30 | |||
| 2483 | */ | |||
| 2484 | ||||
| 2485 | /* we do not support XOFF */ | |||
| 2486 | } | |||
| 2487 | ||||
| 2488 | void | |||
| 2489 | Terminal::DC4(bte::parser::Sequence const& seq) | |||
| 2490 | { | |||
| 2491 | /* | |||
| 2492 | * DC4 - device-control-4 | |||
| 2493 | * | |||
| 2494 | * References: ECMA-48 § 8.3.31 | |||
| 2495 | * | |||
| 2496 | * Not implemented. | |||
| 2497 | */ | |||
| 2498 | } | |||
| 2499 | ||||
| 2500 | void | |||
| 2501 | Terminal::DCH(bte::parser::Sequence const& seq) | |||
| 2502 | { | |||
| 2503 | /* | |||
| 2504 | * DCH - delete-character | |||
| 2505 | * This deletes @argv[0] characters at the current cursor position. | |||
| 2506 | * | |||
| 2507 | * Defaults: | |||
| 2508 | * args[0]: 1 | |||
| 2509 | * | |||
| 2510 | * References: ECMA-48 § 8.3.26 | |||
| 2511 | */ | |||
| 2512 | #if 0 | |||
| 2513 | unsigned int num = 1; | |||
| 2514 | ||||
| 2515 | if (seq->args[0] > 0) | |||
| 2516 | num = seq->args[0]; | |||
| 2517 | ||||
| 2518 | screen_cursor_clear_wrap(screen); | |||
| 2519 | bte_page_delete_cells(screen->page, | |||
| 2520 | screen->state.cursor_x, | |||
| 2521 | screen->state.cursor_y, | |||
| 2522 | num, | |||
| 2523 | &screen->state.attr, | |||
| 2524 | screen->age); | |||
| 2525 | #endif | |||
| 2526 | ||||
| 2527 | auto const value = seq.collect1(0, 1, 1, int(m_column_count - m_screen->cursor.col)); | |||
| 2528 | ||||
| 2529 | // FIXMEchpe pass count to delete_character() and simplify | |||
| 2530 | // to only cleanup fragments once | |||
| 2531 | for (auto i = 0; i < value; i++) | |||
| 2532 | delete_character(); | |||
| 2533 | } | |||
| 2534 | ||||
| 2535 | void | |||
| 2536 | Terminal::DECAC(bte::parser::Sequence const& seq) | |||
| 2537 | { | |||
| 2538 | /* | |||
| 2539 | * DECAC - assign color | |||
| 2540 | * Assign the color used for normal text. | |||
| 2541 | * | |||
| 2542 | * Arguments: | |||
| 2543 | * @args[0]: item; 1 for normal text, 2 for the text in the window frame | |||
| 2544 | * @args[1]: foreground color palette index (0..15) | |||
| 2545 | * @args[2]: background color palette index (0..15) | |||
| 2546 | * | |||
| 2547 | * References: VT525 | |||
| 2548 | */ | |||
| 2549 | ||||
| 2550 | // FIXMEchpe maybe implement this, allowing our extended color | |||
| 2551 | // format instead of just palette colors | |||
| 2552 | } | |||
| 2553 | ||||
| 2554 | void | |||
| 2555 | Terminal::DECALN(bte::parser::Sequence const& seq) | |||
| 2556 | { | |||
| 2557 | /* | |||
| 2558 | * DECALN - screen-alignment-pattern | |||
| 2559 | * Resets the margins, homes the cursor, and fills the screen | |||
| 2560 | * with 'E's. | |||
| 2561 | * | |||
| 2562 | * References: VT525 | |||
| 2563 | */ | |||
| 2564 | ||||
| 2565 | // FIXMEchpe! reset margins and home cursor | |||
| 2566 | ||||
| 2567 | for (auto row = m_screen->insert_delta; | |||
| 2568 | row < m_screen->insert_delta + m_row_count; | |||
| 2569 | row++) { | |||
| 2570 | /* Find this row. */ | |||
| 2571 | while (_bte_ring_next(m_screen->row_data) <= row) | |||
| 2572 | ring_append(false); | |||
| 2573 | adjust_adjustments(); | |||
| 2574 | auto rowdata = _bte_ring_index_writable (m_screen->row_data, row); | |||
| 2575 | g_assert(rowdata != NULL)do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (rowdata != __null) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message_expr ("BTE", "../src/bteseq.cc", 2575, ((const char*) (__PRETTY_FUNCTION__ )), "rowdata != NULL"); } while (0); | |||
| 2576 | /* Clear this row. */ | |||
| 2577 | _bte_row_data_shrink (rowdata, 0); | |||
| 2578 | ||||
| 2579 | emit_text_deleted(); | |||
| 2580 | /* Fill this row. */ | |||
| 2581 | BteCell cell; | |||
| 2582 | cell.c = 'E'; | |||
| 2583 | cell.attr = basic_cell.attr; | |||
| 2584 | cell.attr.set_columns(1); | |||
| 2585 | _bte_row_data_fill(rowdata, &cell, m_column_count); | |||
| 2586 | emit_text_inserted(); | |||
| 2587 | } | |||
| 2588 | invalidate_all(); | |||
| 2589 | ||||
| 2590 | /* We modified the display, so make a note of it for completeness. */ | |||
| 2591 | m_text_modified_flag = TRUE(!(0)); | |||
| 2592 | } | |||
| 2593 | ||||
| 2594 | void | |||
| 2595 | Terminal::DECARR(bte::parser::Sequence const& seq) | |||
| 2596 | { | |||
| 2597 | /* | |||
| 2598 | * DECARR - auto repeat rate | |||
| 2599 | * Sets the key autorepeat rate in from @args[0] in keys/s. | |||
| 2600 | * 0…5 are mapped to 0/s, 6…15 to 10/s, 16…30 to 30/s. | |||
| 2601 | * Other values are ignored. The default is 30. | |||
| 2602 | * | |||
| 2603 | * References: VT525 | |||
| 2604 | * | |||
| 2605 | * Probably not worth implementing. | |||
| 2606 | */ | |||
| 2607 | } | |||
| 2608 | ||||
| 2609 | void | |||
| 2610 | Terminal::DECATC(bte::parser::Sequence const& seq) | |||
| 2611 | { | |||
| 2612 | /* | |||
| 2613 | * DECATC - alternate text color | |||
| 2614 | * Assign the color used for attribute combinations text. | |||
| 2615 | * | |||
| 2616 | * Arguments: | |||
| 2617 | * @args[0]: selects the attribute combinations from a | |||
| 2618 | * value table (0 = normal, 1 = bold, 2 = reverse, | |||
| 2619 | * 3 = (single) underline, 4 = blink; then 5…15 | |||
| 2620 | * encode the combinations) | |||
| 2621 | * @args[1]: foreground color palette index (0..15) | |||
| 2622 | * @args[2]: background color palette index (0..15) | |||
| 2623 | * | |||
| 2624 | * References: VT525 | |||
| 2625 | */ | |||
| 2626 | ||||
| 2627 | // FIXMEchpe maybe implement this, allowing our extended color | |||
| 2628 | // format instead of just palette colors | |||
| 2629 | } | |||
| 2630 | ||||
| 2631 | void | |||
| 2632 | Terminal::DECAUPSS(bte::parser::Sequence const& seq) | |||
| 2633 | { | |||
| 2634 | /* | |||
| 2635 | * DECAUPSS - assign user preferred supplemental sets | |||
| 2636 | * Sets a supplemental charset as user preferred. | |||
| 2637 | * Arguments: | |||
| 2638 | * @args[0]: charset designator: | |||
| 2639 | * 0 = DEC, Latin 1/2 | |||
| 2640 | * 1 = Latin 5/7, ISO Cyrillic, ISO Hebrew | |||
| 2641 | * DATA: the charset, as in a ECMA-35 charset designation | |||
| 2642 | * sequence (sans the ESC); but only some charsets are | |||
| 2643 | * supported. | |||
| 2644 | * | |||
| 2645 | * Default: DEC Supplemental Graphic set. | |||
| 2646 | * | |||
| 2647 | * References: VT525 | |||
| 2648 | * | |||
| 2649 | * Probably not worth implementing. | |||
| 2650 | */ | |||
| 2651 | } | |||
| 2652 | ||||
| 2653 | void | |||
| 2654 | Terminal::DECBI(bte::parser::Sequence const& seq) | |||
| 2655 | { | |||
| 2656 | /* | |||
| 2657 | * DECBI - back-index | |||
| 2658 | * This control function moves the cursor backward one column. If the | |||
| 2659 | * cursor is at the left margin, then all screen data within the margin | |||
| 2660 | * moves one column to the right. The column that shifted past the right | |||
| 2661 | * margin is lost. | |||
| 2662 | * DECBI adds a new column at the left margin with no visual attributes. | |||
| 2663 | * DECBI does not affect the margins. If the cursor is beyond the | |||
| 2664 | * left-margin at the left border, then the terminal ignores DECBI. | |||
| 2665 | * | |||
| 2666 | * Probably not worth implementing. | |||
| 2667 | */ | |||
| 2668 | } | |||
| 2669 | ||||
| 2670 | void | |||
| 2671 | Terminal::DECCARA(bte::parser::Sequence const& seq) | |||
| 2672 | { | |||
| 2673 | /* | |||
| 2674 | * DECCARA - change-attributes-in-rectangular-area | |||
| 2675 | * Change some character attributes (bold, blink, reverse, | |||
| 2676 | * (single) underline) in the specified rectangle. | |||
| 2677 | * The characters in the area are unchanged. | |||
| 2678 | * | |||
| 2679 | * Arguments; | |||
| 2680 | * args[0..3]: top, left, bottom, right of the rectangle (1-based) | |||
| 2681 | * args[4:]: the character attributes to change; values as in SGR | |||
| 2682 | * | |||
| 2683 | * Defaults: | |||
| 2684 | * args[0]: 1 | |||
| 2685 | * args[1]: 1 | |||
| 2686 | * args[2]: height of current page | |||
| 2687 | * args[3]: width of current page | |||
| 2688 | * args[4:]: no defaults | |||
| 2689 | * | |||
| 2690 | * If the top > bottom or left > right, the command is ignored. | |||
| 2691 | * | |||
| 2692 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 2693 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 2694 | * and cursor position are unchanged. | |||
| 2695 | * | |||
| 2696 | * Note: DECSACE selects whether this function operates on the | |||
| 2697 | * rectangular area or the data stream between the star and end | |||
| 2698 | * positions. | |||
| 2699 | * | |||
| 2700 | * References: VT525 | |||
| 2701 | * | |||
| 2702 | * Probably not worth implementing. | |||
| 2703 | */ | |||
| 2704 | } | |||
| 2705 | ||||
| 2706 | void | |||
| 2707 | Terminal::DECCKD(bte::parser::Sequence const& seq) | |||
| 2708 | { | |||
| 2709 | /* | |||
| 2710 | * DECCKD - copy key default | |||
| 2711 | * Copy the defaults from one key to another. | |||
| 2712 | * | |||
| 2713 | * References: VT525 | |||
| 2714 | * | |||
| 2715 | * Probably not worth implementing. | |||
| 2716 | */ | |||
| 2717 | } | |||
| 2718 | ||||
| 2719 | void | |||
| 2720 | Terminal::DECCRA(bte::parser::Sequence const& seq) | |||
| 2721 | { | |||
| 2722 | /* | |||
| 2723 | * DECCRA - copy-rectangular-area | |||
| 2724 | * Copies characters and their attributes from one rectangle to | |||
| 2725 | * another. | |||
| 2726 | * | |||
| 2727 | * Arguments; | |||
| 2728 | * args[0..3]: top, left, bottom, right of the source rectangle (1-based) | |||
| 2729 | * args[4..7]: top, left, bottom, right of the target rectangle (1-based) | |||
| 2730 | * | |||
| 2731 | * Defaults: | |||
| 2732 | * args[0]: 1 | |||
| 2733 | * args[1]: 1 | |||
| 2734 | * args[2]: height of current page | |||
| 2735 | * args[3]: width of current page | |||
| 2736 | * args[4]: 1 | |||
| 2737 | * args[5]: 1 | |||
| 2738 | * args[6]: height of current page | |||
| 2739 | * args[7]: width of current page | |||
| 2740 | * | |||
| 2741 | * If the top > bottom or left > right for either of the rectangles, | |||
| 2742 | * the command is ignored. | |||
| 2743 | * | |||
| 2744 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 2745 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 2746 | * and cursor position are unchanged. | |||
| 2747 | * | |||
| 2748 | * Note: DECSACE selects whether this function operates on the | |||
| 2749 | * rectangular area or the data stream between the star and end | |||
| 2750 | * positions. | |||
| 2751 | * | |||
| 2752 | * References: VT525 | |||
| 2753 | * | |||
| 2754 | * Probably not worth implementing. | |||
| 2755 | */ | |||
| 2756 | } | |||
| 2757 | ||||
| 2758 | void | |||
| 2759 | Terminal::DECCRTST(bte::parser::Sequence const& seq) | |||
| 2760 | { | |||
| 2761 | /* | |||
| 2762 | * DECCRTST - CRT saver time | |||
| 2763 | * Sets the CRT saver timer. When DECCRTSM is set, the | |||
| 2764 | * screen blanks when the time elapsed since the last | |||
| 2765 | * keystroke or output is greater than the time set here. | |||
| 2766 | * | |||
| 2767 | * Arguments: | |||
| 2768 | * args[0]: the time in minutes (0…60) (0 = never) | |||
| 2769 | * | |||
| 2770 | * Default: 15 | |||
| 2771 | * | |||
| 2772 | * References: VT525 | |||
| 2773 | * | |||
| 2774 | * Probably not worth implementing. | |||
| 2775 | */ | |||
| 2776 | } | |||
| 2777 | ||||
| 2778 | void | |||
| 2779 | Terminal::DECDC(bte::parser::Sequence const& seq) | |||
| 2780 | { | |||
| 2781 | /* | |||
| 2782 | * DECDC - delete-column | |||
| 2783 | * | |||
| 2784 | * References: VT525 | |||
| 2785 | * | |||
| 2786 | * Probably not worth implementing. | |||
| 2787 | */ | |||
| 2788 | } | |||
| 2789 | ||||
| 2790 | void | |||
| 2791 | Terminal::DECDHL_BH(bte::parser::Sequence const& seq) | |||
| 2792 | { | |||
| 2793 | /* | |||
| 2794 | * DECDHL_BH - double-width-double-height-line: bottom half | |||
| 2795 | * | |||
| 2796 | * References: VT525 | |||
| 2797 | * | |||
| 2798 | * Probably not worth implementing. | |||
| 2799 | */ | |||
| 2800 | } | |||
| 2801 | ||||
| 2802 | void | |||
| 2803 | Terminal::DECDHL_TH(bte::parser::Sequence const& seq) | |||
| 2804 | { | |||
| 2805 | /* | |||
| 2806 | * DECDHL_TH - double-width-double-height-line: top half | |||
| 2807 | * | |||
| 2808 | * References: VT525 | |||
| 2809 | * | |||
| 2810 | * Probably not worth implementing. | |||
| 2811 | */ | |||
| 2812 | } | |||
| 2813 | ||||
| 2814 | void | |||
| 2815 | Terminal::DECDLD(bte::parser::Sequence const& seq) | |||
| 2816 | { | |||
| 2817 | /* | |||
| 2818 | * DECDLD - dynamically redefinable character sets extension | |||
| 2819 | * Loads a soft font for a DRCS charset from SIXEL data | |||
| 2820 | * | |||
| 2821 | * References: VT525 | |||
| 2822 | * | |||
| 2823 | * Probably not worth implementing. | |||
| 2824 | */ | |||
| 2825 | } | |||
| 2826 | ||||
| 2827 | void | |||
| 2828 | Terminal::DECDLDA(bte::parser::Sequence const& seq) | |||
| 2829 | { | |||
| 2830 | /* | |||
| 2831 | * DECDLD - down line load allocation | |||
| 2832 | * Sets the number of DRCSes allowed per sesion | |||
| 2833 | * (monochrome terminals only). | |||
| 2834 | * | |||
| 2835 | * References: VT525 | |||
| 2836 | * | |||
| 2837 | * Probably not worth implementing. | |||
| 2838 | */ | |||
| 2839 | } | |||
| 2840 | ||||
| 2841 | void | |||
| 2842 | Terminal::DECDMAC(bte::parser::Sequence const& seq) | |||
| 2843 | { | |||
| 2844 | /* | |||
| 2845 | * DECDMAC - define-macro | |||
| 2846 | * Define a macro that can be executed by DECINVM. | |||
| 2847 | * | |||
| 2848 | * References: VT525 | |||
| 2849 | * | |||
| 2850 | * For security reasons, BTE does not implement this. | |||
| 2851 | */ | |||
| 2852 | } | |||
| 2853 | ||||
| 2854 | void | |||
| 2855 | Terminal::DECDWL(bte::parser::Sequence const& seq) | |||
| 2856 | { | |||
| 2857 | /* | |||
| 2858 | * DECDWL - double-width-single-height-line | |||
| 2859 | * | |||
| 2860 | * References: VT525 | |||
| 2861 | * | |||
| 2862 | * Probably not worth implementing. | |||
| 2863 | */ | |||
| 2864 | } | |||
| 2865 | ||||
| 2866 | void | |||
| 2867 | Terminal::DECEFR(bte::parser::Sequence const& seq) | |||
| 2868 | { | |||
| 2869 | /* | |||
| 2870 | * DECEFR - enable-filter-rectangle | |||
| 2871 | * Defines the coordinates of a filter rectangle (top, left, bottom, | |||
| 2872 | * right as @args[0] to @args[3]) and activates it. | |||
| 2873 | * Anytime the locator is detected outside of the filter rectangle, an | |||
| 2874 | * outside rectangle event is generated and the rectangle is disabled. | |||
| 2875 | * Filter rectangles are always treated as "one-shot" events. Any | |||
| 2876 | * parameters that are omitted default to the current locator position. | |||
| 2877 | * If all parameters are omitted, any locator motion will be reported. | |||
| 2878 | * DECELR always cancels any prevous rectangle definition. | |||
| 2879 | * | |||
| 2880 | * The locator is usually associated with the mouse-cursor, but based | |||
| 2881 | * on cells instead of pixels. See DECELR how to initialize and enable | |||
| 2882 | * it. DECELR can also enable pixel-mode instead of cell-mode. | |||
| 2883 | * | |||
| 2884 | * References: VT525 | |||
| 2885 | * | |||
| 2886 | * TODO: implement | |||
| 2887 | */ | |||
| 2888 | } | |||
| 2889 | ||||
| 2890 | void | |||
| 2891 | Terminal::DECELF(bte::parser::Sequence const& seq) | |||
| 2892 | { | |||
| 2893 | /* | |||
| 2894 | * DECELF - enable-local-functions | |||
| 2895 | * Enable or disable keys to perform local functions like | |||
| 2896 | * copy/paster, panning and window resize. | |||
| 2897 | * | |||
| 2898 | * References: VT525 | |||
| 2899 | * | |||
| 2900 | * Probably not worth implementing. | |||
| 2901 | */ | |||
| 2902 | } | |||
| 2903 | ||||
| 2904 | void | |||
| 2905 | Terminal::DECELR(bte::parser::Sequence const& seq) | |||
| 2906 | { | |||
| 2907 | /* | |||
| 2908 | * DECELR - enable-locator-reporting | |||
| 2909 | * This changes the locator-reporting mode. @args[0] specifies the mode | |||
| 2910 | * to set, 0 disables locator-reporting, 1 enables it continuously, 2 | |||
| 2911 | * enables it for a single report. @args[1] specifies the | |||
| 2912 | * precision-mode. 0 and 2 set the reporting to cell-precision, 1 sets | |||
| 2913 | * pixel-precision. | |||
| 2914 | * | |||
| 2915 | * Defaults: | |||
| 2916 | * args[0]: 0 | |||
| 2917 | * args[1]: 0 | |||
| 2918 | * | |||
| 2919 | * References: VT525 | |||
| 2920 | * | |||
| 2921 | * TODO: implement | |||
| 2922 | */ | |||
| 2923 | } | |||
| 2924 | ||||
| 2925 | void | |||
| 2926 | Terminal::DECERA(bte::parser::Sequence const& seq) | |||
| 2927 | { | |||
| 2928 | /* | |||
| 2929 | * DECERA - erase-rectangular-area | |||
| 2930 | * Erases characters in the specified rectangle, replacing | |||
| 2931 | * them with SPACE (2/0). Character attributes are erased | |||
| 2932 | * too, but not line attributes (DECDHL, DECDWL). | |||
| 2933 | * | |||
| 2934 | * Arguments; | |||
| 2935 | * args[0..3]: top, left, bottom, right of the rectangle (1-based) | |||
| 2936 | * | |||
| 2937 | * Defaults: | |||
| 2938 | * args[0]: 1 | |||
| 2939 | * args[1]: 1 | |||
| 2940 | * args[2]: height of current page | |||
| 2941 | * args[3]: width of current page | |||
| 2942 | * | |||
| 2943 | * If the top > bottom or left > right, the command is ignored. | |||
| 2944 | * | |||
| 2945 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 2946 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 2947 | * and cursor position are unchanged. | |||
| 2948 | * | |||
| 2949 | * Note: DECSACE selects whether this function operates on the | |||
| 2950 | * rectangular area or the data stream between the star and end | |||
| 2951 | * positions. | |||
| 2952 | * | |||
| 2953 | * References: VT525 | |||
| 2954 | * | |||
| 2955 | * Probably not worth implementing. | |||
| 2956 | */ | |||
| 2957 | } | |||
| 2958 | ||||
| 2959 | void | |||
| 2960 | Terminal::DECES(bte::parser::Sequence const& seq) | |||
| 2961 | { | |||
| 2962 | /* | |||
| 2963 | * DECES - enable session | |||
| 2964 | * Makes this session active as if by the Session key; | |||
| 2965 | * that is, makes the session receiving this command the | |||
| 2966 | * session receiving keyboard input. | |||
| 2967 | * | |||
| 2968 | * References: VT525 | |||
| 2969 | * | |||
| 2970 | * BTE does not support sessions. | |||
| 2971 | */ | |||
| 2972 | } | |||
| 2973 | ||||
| 2974 | void | |||
| 2975 | Terminal::DECFI(bte::parser::Sequence const& seq) | |||
| 2976 | { | |||
| 2977 | /* | |||
| 2978 | * DECFI - forward-index | |||
| 2979 | * This control function moves the cursor forward one column. If the | |||
| 2980 | * cursor is at the right margin, then all screen data within the | |||
| 2981 | * margins moves one column to the left. The column shifted past the | |||
| 2982 | * left margin is lost. | |||
| 2983 | * DECFI adds a new column at the right margin, with no visual | |||
| 2984 | * attributes. DECFI does not affect margins. If the cursor is beyond | |||
| 2985 | * the right margin at the border of the page when the terminal | |||
| 2986 | * receives DECFI, then the terminal ignores DECFI. | |||
| 2987 | * | |||
| 2988 | * References: VT525 | |||
| 2989 | * | |||
| 2990 | * Probably not worth implementing. | |||
| 2991 | */ | |||
| 2992 | } | |||
| 2993 | ||||
| 2994 | void | |||
| 2995 | Terminal::DECFNK(bte::parser::Sequence const& seq) | |||
| 2996 | { | |||
| 2997 | /* | |||
| 2998 | * DECFNK - function key (or XTERM bracketed paste) | |||
| 2999 | * | |||
| 3000 | * References: VT525 | |||
| 3001 | * XTERM | |||
| 3002 | */ | |||
| 3003 | } | |||
| 3004 | ||||
| 3005 | void | |||
| 3006 | Terminal::DECFRA(bte::parser::Sequence const& seq) | |||
| 3007 | { | |||
| 3008 | /* | |||
| 3009 | * DECFRA - fill-rectangular-area | |||
| 3010 | * Fills the specified rectangle with the specified character, | |||
| 3011 | * replacing the current characters in it. Character attributes | |||
| 3012 | * are replaced by the current default SGR. Does not change | |||
| 3013 | * line attributes (DECDHL, DECDWL). | |||
| 3014 | * | |||
| 3015 | * Arguments; | |||
| 3016 | * args[0]: the decimal value of the replacement character (GL or GR) | |||
| 3017 | * args[0..3]: top, left, bottom, right of the rectangle (1-based) | |||
| 3018 | * | |||
| 3019 | * Defaults: | |||
| 3020 | * args[0]: 1 | |||
| 3021 | * args[1]: 1 | |||
| 3022 | * args[2]: height of current page | |||
| 3023 | * args[3]: width of current page | |||
| 3024 | * | |||
| 3025 | * If the top > bottom or left > right, the command is ignored. | |||
| 3026 | * If the character is not in the GL or GR area, the command is ignored. | |||
| 3027 | * | |||
| 3028 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 3029 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 3030 | * and cursor position are unchanged. | |||
| 3031 | * | |||
| 3032 | * Note: DECSACE selects whether this function operates on the | |||
| 3033 | * rectangular area or the data stream between the star and end | |||
| 3034 | * positions. | |||
| 3035 | * | |||
| 3036 | * References: VT525 | |||
| 3037 | * | |||
| 3038 | * Probably not worth implementing. | |||
| 3039 | * | |||
| 3040 | * *If* we were to implement it, we should find a way to allow any | |||
| 3041 | * UTF-8 character, perhaps by using subparams to encode it. E.g. | |||
| 3042 | * either each UTF-8 byte in a subparam of its own, or just split | |||
| 3043 | * the unicode plane off into the leading subparam (plane:remaining 16 bits). | |||
| 3044 | * Or by using the last graphic character for it, like REP. | |||
| 3045 | */ | |||
| 3046 | } | |||
| 3047 | ||||
| 3048 | void | |||
| 3049 | Terminal::DECIC(bte::parser::Sequence const& seq) | |||
| 3050 | { | |||
| 3051 | /* | |||
| 3052 | * DECIC - insert-column | |||
| 3053 | * | |||
| 3054 | * Defaults: | |||
| 3055 | * args[0]: 1 | |||
| 3056 | * | |||
| 3057 | * References: VT525 | |||
| 3058 | * | |||
| 3059 | * Probably not worth implementing. | |||
| 3060 | */ | |||
| 3061 | } | |||
| 3062 | ||||
| 3063 | void | |||
| 3064 | Terminal::DECINVM(bte::parser::Sequence const& seq) | |||
| 3065 | { | |||
| 3066 | /* | |||
| 3067 | * DECINVM - invoke-macro | |||
| 3068 | * Invokes a macro defined by DECDMAC. | |||
| 3069 | * | |||
| 3070 | * References: VT525 | |||
| 3071 | * | |||
| 3072 | * For security reasons, BTE does not implement this. | |||
| 3073 | */ | |||
| 3074 | } | |||
| 3075 | ||||
| 3076 | void | |||
| 3077 | Terminal::DECKBD(bte::parser::Sequence const& seq) | |||
| 3078 | { | |||
| 3079 | /* | |||
| 3080 | * DECKBD - keyboard-language-selection | |||
| 3081 | * Selects a keyboard language. | |||
| 3082 | * | |||
| 3083 | * References: VT525 | |||
| 3084 | * | |||
| 3085 | * Probably not worth implementing. | |||
| 3086 | */ | |||
| 3087 | } | |||
| 3088 | ||||
| 3089 | void | |||
| 3090 | Terminal::DECKPAM(bte::parser::Sequence const& seq) | |||
| 3091 | { | |||
| 3092 | /* | |||
| 3093 | * DECKPAM - keypad-application-mode | |||
| 3094 | * Enables the keypad-application mode. If enabled, the keypad sends | |||
| 3095 | * special characters instead of the printed characters. This way, | |||
| 3096 | * applications can detect whether a numeric key was pressed on the | |||
| 3097 | * top-row or on the keypad. | |||
| 3098 | * Default is keypad-numeric-mode. | |||
| 3099 | * | |||
| 3100 | * References: VT525 | |||
| 3101 | */ | |||
| 3102 | ||||
| 3103 | set_mode_private(bte::terminal::modes::Private::eDEC_APPLICATION_KEYPAD, true); | |||
| 3104 | } | |||
| 3105 | ||||
| 3106 | void | |||
| 3107 | Terminal::DECKPNM(bte::parser::Sequence const& seq) | |||
| 3108 | { | |||
| 3109 | /* | |||
| 3110 | * DECKPNM - keypad-numeric-mode | |||
| 3111 | * This disables the keypad-application-mode (DECKPAM) and returns to | |||
| 3112 | * the keypad-numeric-mode. Keypresses on the keypad generate the same | |||
| 3113 | * sequences as corresponding keypresses on the main keyboard. | |||
| 3114 | * Default is keypad-numeric-mode. | |||
| 3115 | * | |||
| 3116 | * References: VT525 | |||
| 3117 | */ | |||
| 3118 | set_mode_private(bte::terminal::modes::Private::eDEC_APPLICATION_KEYPAD, false); | |||
| 3119 | } | |||
| 3120 | ||||
| 3121 | void | |||
| 3122 | Terminal::DECLANS(bte::parser::Sequence const& seq) | |||
| 3123 | { | |||
| 3124 | /* | |||
| 3125 | * DECLANS - load answerback message | |||
| 3126 | * | |||
| 3127 | * References: VT525 | |||
| 3128 | * | |||
| 3129 | * For security reasons, BTE does not implement this. | |||
| 3130 | */ | |||
| 3131 | } | |||
| 3132 | ||||
| 3133 | void | |||
| 3134 | Terminal::DECLBAN(bte::parser::Sequence const& seq) | |||
| 3135 | { | |||
| 3136 | /* | |||
| 3137 | * DECLBAN - load banner message | |||
| 3138 | * Loads a banner message that will be displayed in double size | |||
| 3139 | * characters when the terminal powers up. | |||
| 3140 | * | |||
| 3141 | * References: VT525 | |||
| 3142 | * | |||
| 3143 | * Probably not worth implementing. | |||
| 3144 | */ | |||
| 3145 | } | |||
| 3146 | ||||
| 3147 | void | |||
| 3148 | Terminal::DECLBD(bte::parser::Sequence const& seq) | |||
| 3149 | { | |||
| 3150 | /* | |||
| 3151 | * DECLBD - locator button define | |||
| 3152 | * | |||
| 3153 | * References: VT330 | |||
| 3154 | */ | |||
| 3155 | } | |||
| 3156 | ||||
| 3157 | void | |||
| 3158 | Terminal::DECLFKC(bte::parser::Sequence const& seq) | |||
| 3159 | { | |||
| 3160 | /* | |||
| 3161 | * DECLFKC - local-function-key-control | |||
| 3162 | * Select the action for local function keys. | |||
| 3163 | * | |||
| 3164 | * References: VT525 | |||
| 3165 | * | |||
| 3166 | * Probably not worth implementing. | |||
| 3167 | */ | |||
| 3168 | } | |||
| 3169 | ||||
| 3170 | void | |||
| 3171 | Terminal::DECLL(bte::parser::Sequence const& seq) | |||
| 3172 | { | |||
| 3173 | /* | |||
| 3174 | * DECLL - load-leds | |||
| 3175 | * Sets the keyboard LEDs when in DECKLHIM mode. | |||
| 3176 | * | |||
| 3177 | * Arguments: | |||
| 3178 | * args[0]: which LED to change to which state | |||
| 3179 | * 0: NumLock, CapsLock, ScrollLock off | |||
| 3180 | * 1, 21: NumLock on/off | |||
| 3181 | * 2, 22: CapsLock on/off | |||
| 3182 | * 3, 23: ScrollLock on/off | |||
| 3183 | * | |||
| 3184 | * References: VT525 | |||
| 3185 | * | |||
| 3186 | * Probably not worth implementing. | |||
| 3187 | */ | |||
| 3188 | } | |||
| 3189 | ||||
| 3190 | void | |||
| 3191 | Terminal::DECLTOD(bte::parser::Sequence const& seq) | |||
| 3192 | { | |||
| 3193 | /* | |||
| 3194 | * DECLTOD - load-time-of-day | |||
| 3195 | * Sets the clock. | |||
| 3196 | * | |||
| 3197 | * References: VT525 | |||
| 3198 | * | |||
| 3199 | * Probably not worth implementing. | |||
| 3200 | */ | |||
| 3201 | } | |||
| 3202 | ||||
| 3203 | void | |||
| 3204 | Terminal::DECPAK(bte::parser::Sequence const& seq) | |||
| 3205 | { | |||
| 3206 | /* | |||
| 3207 | * DECPAK - program alphanumeric key | |||
| 3208 | * Program alphanumeric keys to send different codes or perform actions. | |||
| 3209 | * | |||
| 3210 | * References: VT525 | |||
| 3211 | * | |||
| 3212 | * For security reasons, BTE does not implement this. | |||
| 3213 | */ | |||
| 3214 | } | |||
| 3215 | ||||
| 3216 | void | |||
| 3217 | Terminal::DECPCTERM(bte::parser::Sequence const& seq) | |||
| 3218 | { | |||
| 3219 | /* | |||
| 3220 | * DECPCTERM - pcterm-mode | |||
| 3221 | * This enters/exits the PCTerm mode. Default mode is VT-mode. It can | |||
| 3222 | * also select parameters for scancode/keycode mappings in SCO mode. | |||
| 3223 | * | |||
| 3224 | * References: VT525 | |||
| 3225 | * | |||
| 3226 | * Definitely not worth implementing. | |||
| 3227 | */ | |||
| 3228 | } | |||
| 3229 | ||||
| 3230 | void | |||
| 3231 | Terminal::DECPCTERM_OR_XTERM_RPM(bte::parser::Sequence const& seq) | |||
| 3232 | { | |||
| 3233 | /* | |||
| 3234 | * There's a conflict between DECPCTERM and XTERM_RPM. | |||
| 3235 | * XTERM_RPM takes a single argument, DECPCTERM takes 2. | |||
| 3236 | * Note that since both admit default values (which may be | |||
| 3237 | * omitted at the end of the sequence), this only an approximation. | |||
| 3238 | */ | |||
| 3239 | if (seq.size_final() <= 1) | |||
| 3240 | XTERM_RPM(seq); | |||
| 3241 | #ifdef PARSER_INCLUDE_NOP | |||
| 3242 | else | |||
| 3243 | DECPCTERM(seq); | |||
| 3244 | #endif | |||
| 3245 | } | |||
| 3246 | ||||
| 3247 | void | |||
| 3248 | Terminal::DECPFK(bte::parser::Sequence const& seq) | |||
| 3249 | { | |||
| 3250 | /* | |||
| 3251 | * DECPFK - program function key | |||
| 3252 | * Program function keys to send different codes or perform actions. | |||
| 3253 | * | |||
| 3254 | * References: VT525 | |||
| 3255 | * | |||
| 3256 | * For security reasons, BTE does not implement this. | |||
| 3257 | */ | |||
| 3258 | } | |||
| 3259 | ||||
| 3260 | void | |||
| 3261 | Terminal::DECPKA(bte::parser::Sequence const& seq) | |||
| 3262 | { | |||
| 3263 | /* | |||
| 3264 | * DECPKA - program-key-action | |||
| 3265 | * Sets whether DECPFK, DECPAK, DECCD, DECUDK can reprogram keys. | |||
| 3266 | * | |||
| 3267 | * Arguments: | |||
| 3268 | * args[0]: | |||
| 3269 | * | |||
| 3270 | * Defaults: | |||
| 3271 | * args[0]: 0 | |||
| 3272 | * | |||
| 3273 | * References: VT525 | |||
| 3274 | * | |||
| 3275 | * For security reasons, BTE does not implement this. | |||
| 3276 | */ | |||
| 3277 | } | |||
| 3278 | ||||
| 3279 | void | |||
| 3280 | Terminal::DECPKFMR(bte::parser::Sequence const& seq) | |||
| 3281 | { | |||
| 3282 | /* | |||
| 3283 | * DECPKFMR - program-key-free-memory-report | |||
| 3284 | * | |||
| 3285 | * References: VT525 | |||
| 3286 | * | |||
| 3287 | * Probably not worth implementing. | |||
| 3288 | */ | |||
| 3289 | } | |||
| 3290 | ||||
| 3291 | void | |||
| 3292 | Terminal::DECPS(bte::parser::Sequence const& seq) | |||
| 3293 | { | |||
| 3294 | /* | |||
| 3295 | * DECPS - play sound | |||
| 3296 | * Plays a note. Arguments: | |||
| 3297 | * @args[0]: the volume. 0 = off, 1…3 = low, 4…7 = high | |||
| 3298 | * @args[1]: the duration, in multiples of 1s/32 | |||
| 3299 | * @args[2]: the note; from 1 = C5, 2 = C♯5 … to 25 = C7 | |||
| 3300 | * | |||
| 3301 | * Defaults: | |||
| 3302 | * @args[0]: no default | |||
| 3303 | * @args[1]: no default | |||
| 3304 | * @args[2]: no default | |||
| 3305 | * | |||
| 3306 | * Note that a VT525 is specified to store only 16 notes at a time. | |||
| 3307 | * | |||
| 3308 | * References: VT525 | |||
| 3309 | * | |||
| 3310 | * Probably not worth implementing. | |||
| 3311 | */ | |||
| 3312 | } | |||
| 3313 | ||||
| 3314 | void | |||
| 3315 | Terminal::DECRARA(bte::parser::Sequence const& seq) | |||
| 3316 | { | |||
| 3317 | /* | |||
| 3318 | * DECRARA - reverse-attributes-in-rectangular-area | |||
| 3319 | * Reverse some character attributes (bold, blink, reverse, | |||
| 3320 | * (single) underline) in the specified rectangle. | |||
| 3321 | * The characters in the area are unchanged, as are the | |||
| 3322 | * other character attributes. | |||
| 3323 | * | |||
| 3324 | * Arguments; | |||
| 3325 | * args[0..3]: top, left, bottom, right of the rectangle (1-based) | |||
| 3326 | * args[4:]: the character attributes to change; values as in SGR | |||
| 3327 | * except that only bold, blink, reverse, (single) underline are | |||
| 3328 | * supported; 0 to reverse all of these. | |||
| 3329 | * | |||
| 3330 | * Defaults: | |||
| 3331 | * args[0]: 1 | |||
| 3332 | * args[1]: 1 | |||
| 3333 | * args[2]: height of current page | |||
| 3334 | * args[3]: width of current page | |||
| 3335 | * args[4:]: no defaults | |||
| 3336 | * | |||
| 3337 | * If the top > bottom or left > right, the command is ignored. | |||
| 3338 | * | |||
| 3339 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 3340 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 3341 | * and cursor position are unchanged. | |||
| 3342 | * | |||
| 3343 | * Note: DECSACE selects whether this function operates on the | |||
| 3344 | * rectangular area or the data stream between the star and end | |||
| 3345 | * positions. | |||
| 3346 | * | |||
| 3347 | * References: VT525 | |||
| 3348 | * | |||
| 3349 | * Probably not worth implementing. | |||
| 3350 | */ | |||
| 3351 | } | |||
| 3352 | ||||
| 3353 | void | |||
| 3354 | Terminal::DECRC(bte::parser::Sequence const& seq) | |||
| 3355 | { | |||
| 3356 | /* | |||
| 3357 | * DECRC - restore-cursor | |||
| 3358 | * Restores the terminal to the state saved by the save cursor (DECSC) | |||
| 3359 | * function. If there was not a previous DECSC, then this does: | |||
| 3360 | * * Home the cursor | |||
| 3361 | * * Resets DECOM | |||
| 3362 | * * Resets the SGR attributes | |||
| 3363 | * * Designates ASCII (IR #6) to GL, and DEC Supplemental Graphics to GR | |||
| 3364 | * | |||
| 3365 | * Note that the status line has its own DECSC buffer. | |||
| 3366 | * | |||
| 3367 | * References: VT525 | |||
| 3368 | */ | |||
| 3369 | #if 0 | |||
| 3370 | screen_restore_state(screen, &screen->saved); | |||
| 3371 | #endif | |||
| 3372 | ||||
| 3373 | restore_cursor(); | |||
| 3374 | } | |||
| 3375 | ||||
| 3376 | void | |||
| 3377 | Terminal::DECREGIS(bte::parser::Sequence const& seq) | |||
| 3378 | { | |||
| 3379 | /* | |||
| 3380 | * DECREGIS - ReGIS graphics | |||
| 3381 | * | |||
| 3382 | * References: VT330 | |||
| 3383 | */ | |||
| 3384 | } | |||
| 3385 | ||||
| 3386 | void | |||
| 3387 | Terminal::DECREQTPARM(bte::parser::Sequence const& seq) | |||
| 3388 | { | |||
| 3389 | /* | |||
| 3390 | * DECREQTPARM - request-terminal-parameters | |||
| 3391 | * The sequence DECREPTPARM is sent by the terminal controller to notify | |||
| 3392 | * the host of the status of selected terminal parameters. The status | |||
| 3393 | * sequence may be sent when requested by the host or at the terminal's | |||
| 3394 | * discretion. DECREPTPARM is sent upon receipt of a DECREQTPARM. | |||
| 3395 | * | |||
| 3396 | * If @args[0] is 0, this marks a request and the terminal is allowed | |||
| 3397 | * to send DECREPTPARM messages without request. If it is 1, the same | |||
| 3398 | * applies but the terminal should no longer send DECREPTPARM | |||
| 3399 | * unrequested. | |||
| 3400 | * 2 and 3 mark a report, but 3 is only used if the terminal answers as | |||
| 3401 | * an explicit request with @args[0] == 1. | |||
| 3402 | * | |||
| 3403 | * The other arguments are ignored in requests, but have the following | |||
| 3404 | * meaning in responses: | |||
| 3405 | * args[1]: 1=no-parity-set 4=parity-set-and-odd 5=parity-set-and-even | |||
| 3406 | * args[2]: 1=8bits-per-char 2=7bits-per-char | |||
| 3407 | * args[3]: transmission-speed | |||
| 3408 | * args[4]: receive-speed | |||
| 3409 | * args[5]: 1=bit-rate-multiplier-is-16 | |||
| 3410 | * args[6]: This value communicates the four switch values in block 5 | |||
| 3411 | * of SETUP B, which are only visible to the user when an STP | |||
| 3412 | * option is installed. These bits may be assigned for an STP | |||
| 3413 | * device. The four bits are a decimal-encoded binary number. | |||
| 3414 | * Value between 0-15. | |||
| 3415 | * | |||
| 3416 | * The transmission/receive speeds have mappings for number => bits/s | |||
| 3417 | * which are quite weird. Examples are: 96->3600, 112->9600, 120->19200 | |||
| 3418 | * | |||
| 3419 | * Defaults: | |||
| 3420 | * args[0]: 0 | |||
| 3421 | * | |||
| 3422 | * References: VT100 | |||
| 3423 | * | |||
| 3424 | * Alternatively: | |||
| 3425 | * | |||
| 3426 | * WYCDIR - set current character color and attributes | |||
| 3427 | * | |||
| 3428 | * References: WY370 | |||
| 3429 | */ | |||
| 3430 | ||||
| 3431 | switch (seq.collect1(0)) { | |||
| 3432 | case -1: | |||
| 3433 | case 0: | |||
| 3434 | #if 0 | |||
| 3435 | screen->flags &= ~BTE_FLAG_INHIBIT_TPARM; | |||
| 3436 | #endif | |||
| 3437 | reply(seq, BTE_REPLY_DECREPTPARM, | |||
| 3438 | {2, 1, 1, 120, 120, 1, 0}); | |||
| 3439 | break; | |||
| 3440 | case 1: | |||
| 3441 | #if 0 | |||
| 3442 | screen->flags |= BTE_FLAG_INHIBIT_TPARM; | |||
| 3443 | #endif | |||
| 3444 | reply(seq, BTE_REPLY_DECREPTPARM, | |||
| 3445 | {3, 1, 1, 120, 120, 1, 0}); | |||
| 3446 | break; | |||
| 3447 | case 2: | |||
| 3448 | case 3: | |||
| 3449 | /* This is a report, not a request */ | |||
| 3450 | default: | |||
| 3451 | break; | |||
| 3452 | } | |||
| 3453 | } | |||
| 3454 | ||||
| 3455 | void | |||
| 3456 | Terminal::DECRQCRA(bte::parser::Sequence const& seq) | |||
| 3457 | { | |||
| 3458 | /* | |||
| 3459 | * DECRQCRA - request checksum of rectangular area | |||
| 3460 | * Computes a simple checksum of the characters in the rectangular | |||
| 3461 | * area. args[0] is an identifier, which the response must use. | |||
| 3462 | * args[1] is the page number; if it's 0 or default then the | |||
| 3463 | * checksum is computed over all pages; if it's greater than the | |||
| 3464 | * number of pages, then the checksum is computed only over the | |||
| 3465 | * last page. args[2]..args[5] describe the area to compute the | |||
| 3466 | * checksum from, denoting the top, left, bottom, right, resp | |||
| 3467 | * (1-based). It's required that top ≤ bottom, and left ≤ right. | |||
| 3468 | * These coordinates are interpreted according to origin mode. | |||
| 3469 | * | |||
| 3470 | * NOTE: Since this effectively allows to read the screen | |||
| 3471 | * (by using a 1x1 rectangle on each cell), we normally only | |||
| 3472 | * send a dummy reply, and only reply with the actual checksum | |||
| 3473 | * when in test mode. | |||
| 3474 | * | |||
| 3475 | * Defaults: | |||
| 3476 | * args[0]: no default | |||
| 3477 | * args[1]: 0 | |||
| 3478 | * args[2]: 1 | |||
| 3479 | * args[3]: no default (?) | |||
| 3480 | * args[4]: height of current page | |||
| 3481 | * args[5]: width of current page | |||
| 3482 | * | |||
| 3483 | * Reply: DECCKSR | |||
| 3484 | * @args[0]: the identifier from the request | |||
| 3485 | * DATA: the checksum as a 4-digit hex number | |||
| 3486 | * | |||
| 3487 | * References: VT525 | |||
| 3488 | * XTERM | |||
| 3489 | */ | |||
| 3490 | ||||
| 3491 | unsigned int idx = 0; | |||
| 3492 | int id = seq.collect1(idx); | |||
| 3493 | ||||
| 3494 | #ifndef BTE_DEBUG | |||
| 3495 | /* Send a dummy reply */ | |||
| 3496 | return reply(seq, BTE_REPLY_DECCKSR, {id}, "0000"); | |||
| 3497 | #else | |||
| 3498 | ||||
| 3499 | /* Not in test mode? Send a dummy reply */ | |||
| 3500 | if ((g_test_flags & BTE_TEST_FLAG_DECRQCRA((1UL) << 0)) == 0) { | |||
| 3501 | return reply(seq, BTE_REPLY_DECCKSR, {id}, "0000"); | |||
| 3502 | } | |||
| 3503 | ||||
| 3504 | idx = seq.next(idx); | |||
| 3505 | ||||
| 3506 | /* We only support 1 'page', so ignore args[1] */ | |||
| 3507 | idx = seq.next(idx); | |||
| 3508 | ||||
| 3509 | int top = seq.collect1(idx, 1, 1, m_row_count); | |||
| 3510 | idx = seq.next(idx); | |||
| 3511 | int left = seq.collect1(idx, 1, 1, m_column_count); /* use 1 as default here */ | |||
| 3512 | idx = seq.next(idx); | |||
| 3513 | int bottom = seq.collect1(idx, m_row_count, 1, m_row_count); | |||
| 3514 | idx = seq.next(idx); | |||
| 3515 | int right = seq.collect1(idx, m_column_count, 1, m_column_count); | |||
| 3516 | ||||
| 3517 | if (m_modes_private.DEC_ORIGIN() && | |||
| 3518 | m_scrolling_restricted) { | |||
| 3519 | top += m_scrolling_region.start; | |||
| 3520 | ||||
| 3521 | bottom += m_scrolling_region.start; | |||
| 3522 | bottom = std::min(bottom, m_scrolling_region.end); | |||
| 3523 | ||||
| 3524 | } | |||
| 3525 | ||||
| 3526 | unsigned int checksum; | |||
| 3527 | if (bottom < top || right < left) | |||
| 3528 | checksum = 0; /* empty area */ | |||
| 3529 | else | |||
| 3530 | checksum = checksum_area(top -1 + m_screen->insert_delta, | |||
| 3531 | left - 1, | |||
| 3532 | bottom - 1 + m_screen->insert_delta, | |||
| 3533 | right - 1); | |||
| 3534 | ||||
| 3535 | reply(seq, BTE_REPLY_DECCKSR, {id}, "%04X", checksum); | |||
| 3536 | #endif /* BTE_DEBUG */ | |||
| 3537 | } | |||
| 3538 | ||||
| 3539 | void | |||
| 3540 | Terminal::DECRQDE(bte::parser::Sequence const& seq) | |||
| 3541 | { | |||
| 3542 | /* | |||
| 3543 | * DECRQDE - request-display-extent | |||
| 3544 | * Request how much of the curren tpage is shown on screen. | |||
| 3545 | * | |||
| 3546 | * References: VT525 | |||
| 3547 | * | |||
| 3548 | * Probably not worth implementing. | |||
| 3549 | */ | |||
| 3550 | } | |||
| 3551 | ||||
| 3552 | void | |||
| 3553 | Terminal::DECRQKT(bte::parser::Sequence const& seq) | |||
| 3554 | { | |||
| 3555 | /* | |||
| 3556 | * DECRQKT - request-key-type | |||
| 3557 | * | |||
| 3558 | * References: VT525 | |||
| 3559 | * | |||
| 3560 | * Probably not worth implementing. | |||
| 3561 | */ | |||
| 3562 | } | |||
| 3563 | ||||
| 3564 | void | |||
| 3565 | Terminal::DECRQLP(bte::parser::Sequence const& seq) | |||
| 3566 | { | |||
| 3567 | /* | |||
| 3568 | * DECRQLP - request-locator-position | |||
| 3569 | * See DECELR for locator-information. | |||
| 3570 | * | |||
| 3571 | * References: VT525 | |||
| 3572 | * | |||
| 3573 | * TODO: document and implement | |||
| 3574 | */ | |||
| 3575 | } | |||
| 3576 | ||||
| 3577 | void | |||
| 3578 | Terminal::DECRQM_ECMA(bte::parser::Sequence const& seq) | |||
| 3579 | { | |||
| 3580 | /* | |||
| 3581 | * DECRQM_ECMA - request-mode-ecma | |||
| 3582 | * The host sends this control function to find out if a particular mode | |||
| 3583 | * is set or reset. The terminal responds with a report mode function. | |||
| 3584 | * @args[0] contains the mode to query. | |||
| 3585 | * | |||
| 3586 | * Response is DECRPM with the first argument set to the mode that was | |||
| 3587 | * queried, second argument is 0 if mode is invalid, 1 if mode is set, | |||
| 3588 | * 2 if mode is not set (reset), 3 if mode is permanently set and 4 if | |||
| 3589 | * mode is permanently not set (reset): | |||
| 3590 | * ECMA: ^[ MODE ; VALUE $ y | |||
| 3591 | * DEC: ^[ ? MODE ; VALUE $ y | |||
| 3592 | * | |||
| 3593 | * References: VT525 | |||
| 3594 | */ | |||
| 3595 | ||||
| 3596 | auto const param = seq.collect1(0); | |||
| 3597 | auto const mode = m_modes_ecma.mode_from_param(param); | |||
| 3598 | ||||
| 3599 | int value; | |||
| 3600 | switch (mode) { | |||
| 3601 | case bte::terminal::modes::ECMA::eUNKNOWN: value = 0; break; | |||
| 3602 | case bte::terminal::modes::ECMA::eALWAYS_SET: value = 3; break; | |||
| 3603 | case bte::terminal::modes::ECMA::eALWAYS_RESET: value = 4; break; | |||
| 3604 | default: assert(mode >= 0)(static_cast <bool> (mode >= 0) ? void (0) : __assert_fail ("mode >= 0", "../src/bteseq.cc", 3604, __extension__ __PRETTY_FUNCTION__ )); value = m_modes_ecma.get(mode) ? 1 : 2; break; | |||
| 3605 | } | |||
| 3606 | ||||
| 3607 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 3608 | "Reporting mode %d (%s) is %d\n",do { } while(0) | |||
| 3609 | param, m_modes_ecma.mode_to_cstring(mode),do { } while(0) | |||
| 3610 | value)do { } while(0); | |||
| 3611 | ||||
| 3612 | reply(seq, BTE_REPLY_DECRPM_ECMA, {param, value}); | |||
| 3613 | } | |||
| 3614 | ||||
| 3615 | void | |||
| 3616 | Terminal::DECRQM_DEC(bte::parser::Sequence const& seq) | |||
| 3617 | { | |||
| 3618 | /* | |||
| 3619 | * DECRQM_DEC - request-mode-dec | |||
| 3620 | * Same as DECRQM_ECMA but for DEC modes. | |||
| 3621 | * | |||
| 3622 | * References: VT525 | |||
| 3623 | */ | |||
| 3624 | ||||
| 3625 | auto const param = seq.collect1(0); | |||
| 3626 | auto const mode = m_modes_private.mode_from_param(param); | |||
| 3627 | ||||
| 3628 | int value; | |||
| 3629 | switch (mode) { | |||
| 3630 | case bte::terminal::modes::ECMA::eUNKNOWN: value = 0; break; | |||
| 3631 | case bte::terminal::modes::ECMA::eALWAYS_SET: value = 3; break; | |||
| 3632 | case bte::terminal::modes::ECMA::eALWAYS_RESET: value = 4; break; | |||
| 3633 | default: assert(mode >= 0)(static_cast <bool> (mode >= 0) ? void (0) : __assert_fail ("mode >= 0", "../src/bteseq.cc", 3633, __extension__ __PRETTY_FUNCTION__ )); value = m_modes_private.get(mode) ? 1 : 2; break; | |||
| 3634 | } | |||
| 3635 | ||||
| 3636 | _bte_debug_print(BTE_DEBUG_MODES,do { } while(0) | |||
| 3637 | "Reporting private mode %d (%s) is %d\n",do { } while(0) | |||
| 3638 | param, m_modes_private.mode_to_cstring(mode),do { } while(0) | |||
| 3639 | value)do { } while(0); | |||
| 3640 | ||||
| 3641 | reply(seq, BTE_REPLY_DECRPM_DEC, {param, value}); | |||
| 3642 | } | |||
| 3643 | ||||
| 3644 | void | |||
| 3645 | Terminal::DECRQPKFM(bte::parser::Sequence const& seq) | |||
| 3646 | { | |||
| 3647 | /* | |||
| 3648 | * DECRQPKFM - request-program-key-free-memory | |||
| 3649 | * | |||
| 3650 | * References: VT525 | |||
| 3651 | * | |||
| 3652 | * Probably not worth implementing. | |||
| 3653 | */ | |||
| 3654 | } | |||
| 3655 | ||||
| 3656 | void | |||
| 3657 | Terminal::DECRQPSR(bte::parser::Sequence const& seq) | |||
| 3658 | { | |||
| 3659 | /* | |||
| 3660 | * DECRQPSR - request-presentation-state-report | |||
| 3661 | * Requests a report of the terminal state, that can later | |||
| 3662 | * be restored with DECRSPS. | |||
| 3663 | * | |||
| 3664 | * References: VT525 | |||
| 3665 | */ | |||
| 3666 | ||||
| 3667 | switch (seq.collect1(0)) { | |||
| 3668 | case -1: | |||
| 3669 | case 0: | |||
| 3670 | /* Error; ignore request */ | |||
| 3671 | break; | |||
| 3672 | ||||
| 3673 | case 1: | |||
| 3674 | /* Cursor information report. This contains: | |||
| 3675 | * - the cursor position, including character attributes and | |||
| 3676 | * character protection attribute, | |||
| 3677 | * - origin mode (DECOM), | |||
| 3678 | * - the character sets designated to the G0, G1, G2, and G3 sets. | |||
| 3679 | * | |||
| 3680 | * Reply: DECCIR | |||
| 3681 | * DATA: the report in a unspecified format | |||
| 3682 | * See WY370 for a possible format to use. | |||
| 3683 | */ | |||
| 3684 | break; | |||
| 3685 | ||||
| 3686 | case 2: | |||
| 3687 | /* Tabstop report. | |||
| 3688 | * | |||
| 3689 | * Reply: DECTABSR | |||
| 3690 | */ | |||
| 3691 | break; | |||
| 3692 | ||||
| 3693 | default: | |||
| 3694 | break; | |||
| 3695 | } | |||
| 3696 | } | |||
| 3697 | ||||
| 3698 | void | |||
| 3699 | Terminal::DECRQSS(bte::parser::Sequence const& seq) | |||
| 3700 | { | |||
| 3701 | /* | |||
| 3702 | * DECRQSS - request selection or setting | |||
| 3703 | * The DATA string contains the intermediate(s) and final | |||
| 3704 | * character of a CSI sequence that codes for which | |||
| 3705 | * selection or setting to report. | |||
| 3706 | * | |||
| 3707 | * Reply: DECRPSS | |||
| 3708 | * @args[0]: 1 if the request was valid, otherwise 0 | |||
| 3709 | * DATA: the current value of the selection or setting | |||
| 3710 | * | |||
| 3711 | * Note that the VT525 documentation is buggy, is says it | |||
| 3712 | * sends 0 for a valid and 1 or an invalid request; we | |||
| 3713 | * follow the STD 070 and XTERM behaviour. | |||
| 3714 | * | |||
| 3715 | * References: VT525 | |||
| 3716 | */ | |||
| 3717 | ||||
| 3718 | /* Use a subparser to get the command from the request */ | |||
| 3719 | bte::parser::Parser parser{}; | |||
| 3720 | parser.feed(0x9b); /* CSI */ | |||
| 3721 | ||||
| 3722 | int rv = BTE_SEQ_NONE; | |||
| 3723 | ||||
| 3724 | /* If at the end, the parser returns a BTE_SEQ_CSI sequence, | |||
| 3725 | * we interpret that; otherwise we ignore the request and | |||
| 3726 | * send only a dummy reply. | |||
| 3727 | * Note that this makes sure there is only one setting | |||
| 3728 | * requested; if there were more than one, the parser would | |||
| 3729 | * parse them as GRAPHIC and thus we reply 'invalid'. | |||
| 3730 | */ | |||
| 3731 | auto const str = seq.string(); | |||
| 3732 | size_t i; | |||
| 3733 | for (i = 0; i < str.size(); ++i) { | |||
| 3734 | auto const c = str[i]; | |||
| 3735 | if (c < 0x20 || c >= 0x7f) | |||
| 3736 | break; | |||
| 3737 | rv = parser.feed(c); | |||
| 3738 | } | |||
| 3739 | ||||
| 3740 | bte::parser::Sequence request{parser}; | |||
| 3741 | /* If not the whole string was parsed, or the sequence | |||
| 3742 | * is not a CSI sequence, or it has parameters, reject | |||
| 3743 | * the request as invalid. | |||
| 3744 | */ | |||
| 3745 | if (i != str.size() || rv != BTE_SEQ_CSI || request.size() > 0 /* any parameters */) | |||
| 3746 | return reply(seq, BTE_REPLY_DECRPSS, {0}); | |||
| 3747 | ||||
| 3748 | switch (request.command()) { | |||
| 3749 | ||||
| 3750 | case BTE_CMD_DECSCUSR: | |||
| 3751 | return reply(seq, BTE_REPLY_DECRPSS, {1}, {BTE_REPLY_DECSCUSR, {int(m_cursor_style)}}); | |||
| 3752 | ||||
| 3753 | case BTE_CMD_DECSTBM: | |||
| 3754 | if (m_scrolling_restricted) | |||
| 3755 | return reply(seq, BTE_REPLY_DECRPSS, {1}, | |||
| 3756 | {BTE_REPLY_DECSTBM, | |||
| 3757 | {m_scrolling_region.start + 1, | |||
| 3758 | m_scrolling_region.end + 1}}); | |||
| 3759 | else | |||
| 3760 | return reply(seq, BTE_REPLY_DECRPSS, {1}, {BTE_REPLY_DECSTBM, {}}); | |||
| 3761 | ||||
| 3762 | case BTE_CMD_DECAC: | |||
| 3763 | case BTE_CMD_DECARR: | |||
| 3764 | case BTE_CMD_DECATC: | |||
| 3765 | case BTE_CMD_DECCRTST: | |||
| 3766 | case BTE_CMD_DECDLDA: | |||
| 3767 | case BTE_CMD_DECSACE: | |||
| 3768 | case BTE_CMD_DECSASD: | |||
| 3769 | case BTE_CMD_DECSCA: | |||
| 3770 | case BTE_CMD_DECSCL: | |||
| 3771 | case BTE_CMD_DECSCP: | |||
| 3772 | case BTE_CMD_DECSCPP: | |||
| 3773 | case BTE_CMD_DECSCS: | |||
| 3774 | case BTE_CMD_DECSDDT: | |||
| 3775 | case BTE_CMD_DECSDPT: | |||
| 3776 | case BTE_CMD_DECSEST: | |||
| 3777 | case BTE_CMD_DECSFC: | |||
| 3778 | case BTE_CMD_DECSKCV: | |||
| 3779 | case BTE_CMD_DECSLCK: | |||
| 3780 | case BTE_CMD_DECSLPP: | |||
| 3781 | case BTE_CMD_DECSLRM: | |||
| 3782 | case BTE_CMD_DECSMBV: | |||
| 3783 | case BTE_CMD_DECSNLS: | |||
| 3784 | case BTE_CMD_DECSPMA: | |||
| 3785 | case BTE_CMD_DECSPP: | |||
| 3786 | case BTE_CMD_DECSPPCS: | |||
| 3787 | case BTE_CMD_DECSPRTT: | |||
| 3788 | case BTE_CMD_DECSSCLS: | |||
| 3789 | case BTE_CMD_DECSSDT: | |||
| 3790 | case BTE_CMD_DECSSL: | |||
| 3791 | case BTE_CMD_DECSTGLT: | |||
| 3792 | case BTE_CMD_DECSTRL: | |||
| 3793 | case BTE_CMD_DECSWBV: | |||
| 3794 | case BTE_CMD_DECSZS: | |||
| 3795 | case BTE_CMD_DECTME: | |||
| 3796 | case BTE_CMD_SGR: | |||
| 3797 | default: | |||
| 3798 | return reply(seq, BTE_REPLY_DECRPSS, {0}); | |||
| 3799 | } | |||
| 3800 | } | |||
| 3801 | ||||
| 3802 | void | |||
| 3803 | Terminal::DECRQTSR(bte::parser::Sequence const& seq) | |||
| 3804 | { | |||
| 3805 | /* | |||
| 3806 | * DECRQTSR - request-terminal-state-report | |||
| 3807 | * Requests a report of the terminal state, that can later | |||
| 3808 | * be restored by DECRSTS. | |||
| 3809 | * | |||
| 3810 | * References: VT525 | |||
| 3811 | */ | |||
| 3812 | ||||
| 3813 | switch (seq.collect1(0)) { | |||
| 3814 | case -1: | |||
| 3815 | case 0: | |||
| 3816 | /* Ignore */ | |||
| 3817 | break; | |||
| 3818 | ||||
| 3819 | case 1: | |||
| 3820 | /* Terminal state report. | |||
| 3821 | * | |||
| 3822 | * Reply: DECTSR | |||
| 3823 | * DATA: the report in an unspecified format | |||
| 3824 | */ | |||
| 3825 | /* return reply(seq, BTE_REPLY_DECTSR, {1}, "FIXME"); */ | |||
| 3826 | break; | |||
| 3827 | ||||
| 3828 | case 2: | |||
| 3829 | /* Color table report. | |||
| 3830 | * | |||
| 3831 | * Arguments: | |||
| 3832 | * args[1]: color coordinate system | |||
| 3833 | * 0: invalid | |||
| 3834 | * 1: HLS (0…360, 0…100, 0…100) | |||
| 3835 | * 2: RGB (0…100, 0…100, 0…100) (yes, really!) | |||
| 3836 | * | |||
| 3837 | * Reply: DECTSR | |||
| 3838 | * DATA: the report | |||
| 3839 | */ | |||
| 3840 | /* return reply(seq, BTE_REPLY_DECTSR, {2}, "FIXME"); */ | |||
| 3841 | break; | |||
| 3842 | ||||
| 3843 | default: | |||
| 3844 | break; | |||
| 3845 | } | |||
| 3846 | } | |||
| 3847 | ||||
| 3848 | void | |||
| 3849 | Terminal::DECRQUPSS(bte::parser::Sequence const& seq) | |||
| 3850 | { | |||
| 3851 | /* | |||
| 3852 | * DECRQUPSS - request-user-preferred-supplemental-set | |||
| 3853 | * Requests the user-preferred supplemental set. | |||
| 3854 | * | |||
| 3855 | * Reply: DECAUPSS | |||
| 3856 | * | |||
| 3857 | * References: VT525 | |||
| 3858 | * | |||
| 3859 | * Probably not worth implementing. | |||
| 3860 | */ | |||
| 3861 | ||||
| 3862 | // FIXMEchpe send a dummy reply? | |||
| 3863 | } | |||
| 3864 | ||||
| 3865 | void | |||
| 3866 | Terminal::DECRSPS(bte::parser::Sequence const& seq) | |||
| 3867 | { | |||
| 3868 | /* | |||
| 3869 | * DECRSPS - restore presentation state | |||
| 3870 | * Restores terminal state from a DECRQPSR response. | |||
| 3871 | * | |||
| 3872 | * References: VT525 | |||
| 3873 | */ | |||
| 3874 | ||||
| 3875 | switch (seq.collect1(0)) { | |||
| 3876 | case -1: | |||
| 3877 | case 0: | |||
| 3878 | /* Error; ignore */ | |||
| 3879 | break; | |||
| 3880 | ||||
| 3881 | case 1: | |||
| 3882 | /* Cursor information report*/ | |||
| 3883 | break; | |||
| 3884 | ||||
| 3885 | case 2: | |||
| 3886 | /* Tabstop report */ | |||
| 3887 | break; | |||
| 3888 | ||||
| 3889 | default: | |||
| 3890 | break; | |||
| 3891 | } | |||
| 3892 | } | |||
| 3893 | ||||
| 3894 | void | |||
| 3895 | Terminal::DECRSTS(bte::parser::Sequence const& seq) | |||
| 3896 | { | |||
| 3897 | /* | |||
| 3898 | * DECRSTS - restore terminal state | |||
| 3899 | * Restore terminal state from a DECRQTSR response. | |||
| 3900 | * | |||
| 3901 | * References: VT525 | |||
| 3902 | */ | |||
| 3903 | ||||
| 3904 | switch (seq.collect1(0)) { | |||
| 3905 | case -1: | |||
| 3906 | case 0: | |||
| 3907 | /* Ignore */ | |||
| 3908 | break; | |||
| 3909 | ||||
| 3910 | case 1: | |||
| 3911 | /* Terminal state report */ | |||
| 3912 | break; | |||
| 3913 | ||||
| 3914 | case 2: | |||
| 3915 | /* Color table report */ | |||
| 3916 | break; | |||
| 3917 | ||||
| 3918 | default: | |||
| 3919 | break; | |||
| 3920 | } | |||
| 3921 | } | |||
| 3922 | ||||
| 3923 | void | |||
| 3924 | Terminal::DECSACE(bte::parser::Sequence const& seq) | |||
| 3925 | { | |||
| 3926 | /* | |||
| 3927 | * DECSACE - select-attribute-change-extent | |||
| 3928 | * Selects which positions a rectangle command (DECCARA, DECCRA, | |||
| 3929 | * DECERA, DECFRA, DECRARA, DECSERA) affects. | |||
| 3930 | * | |||
| 3931 | * Arguments: | |||
| 3932 | * args[0]: | |||
| 3933 | * 0, 1: the stream of positions beginning at the | |||
| 3934 | * (top, left) and ending at the (bottom, right) | |||
| 3935 | * position | |||
| 3936 | * 2: the positions in the rectangle with corners | |||
| 3937 | * (top, left) and (bottom, right) | |||
| 3938 | * | |||
| 3939 | * Defaults; | |||
| 3940 | * args[0]: 0 | |||
| 3941 | * | |||
| 3942 | * References: VT525 | |||
| 3943 | * | |||
| 3944 | * Not worth implementing unless we implement all the rectangle functions. | |||
| 3945 | */ | |||
| 3946 | } | |||
| 3947 | ||||
| 3948 | void | |||
| 3949 | Terminal::DECSASD(bte::parser::Sequence const& seq) | |||
| 3950 | { | |||
| 3951 | /* | |||
| 3952 | * DECSASD - select-active-status-display | |||
| 3953 | * Selects between main screen and status line. | |||
| 3954 | * | |||
| 3955 | * Arguments: | |||
| 3956 | * args[0]: | |||
| 3957 | * 0: main screen | |||
| 3958 | * 1: status line | |||
| 3959 | * | |||
| 3960 | * Defaults: | |||
| 3961 | * args[0]: 0 | |||
| 3962 | * | |||
| 3963 | * References: VT525 | |||
| 3964 | * | |||
| 3965 | * Probably not worth implementing. | |||
| 3966 | */ | |||
| 3967 | } | |||
| 3968 | ||||
| 3969 | void | |||
| 3970 | Terminal::DECSC(bte::parser::Sequence const& seq) | |||
| 3971 | { | |||
| 3972 | /* | |||
| 3973 | * DECSC - save-cursor | |||
| 3974 | * Save cursor and terminal state so it can be restored later on. | |||
| 3975 | * This stores: | |||
| 3976 | * * Cursor position | |||
| 3977 | * * SGR attributes | |||
| 3978 | * * Charset designations for GL and GR | |||
| 3979 | * * Wrap flag | |||
| 3980 | * * DECOM state | |||
| 3981 | * * Selective erase attribute | |||
| 3982 | * * Any SS2 or SS3 sent | |||
| 3983 | * | |||
| 3984 | * References: VT525 | |||
| 3985 | */ | |||
| 3986 | #if 0 | |||
| 3987 | screen_save_state(screen, &screen->saved); | |||
| 3988 | #endif | |||
| 3989 | ||||
| 3990 | save_cursor(); | |||
| 3991 | } | |||
| 3992 | ||||
| 3993 | void | |||
| 3994 | Terminal::DECSCA(bte::parser::Sequence const& seq) | |||
| 3995 | { | |||
| 3996 | /* | |||
| 3997 | * DECSCA - select character protection attribute | |||
| 3998 | * Sets whether characters inserted are protected or not. | |||
| 3999 | * Protected characters will not be erased by DECSED or DECSEL. | |||
| 4000 | * SGR attributes are unchanged. | |||
| 4001 | * | |||
| 4002 | * Arguments: | |||
| 4003 | * args[0]: | |||
| 4004 | * 0, 2: not protected | |||
| 4005 | * 1: protected | |||
| 4006 | * | |||
| 4007 | * Defaults: | |||
| 4008 | * args[0]: 0 | |||
| 4009 | * | |||
| 4010 | * References: VT525 | |||
| 4011 | */ | |||
| 4012 | #if 0 | |||
| 4013 | unsigned int mode = 0; | |||
| 4014 | ||||
| 4015 | if (seq->args[0] > 0) | |||
| 4016 | mode = seq->args[0]; | |||
| 4017 | ||||
| 4018 | switch (mode) { | |||
| 4019 | case 0: | |||
| 4020 | case 2: | |||
| 4021 | screen->state.attr.protect = 0; | |||
| 4022 | break; | |||
| 4023 | case 1: | |||
| 4024 | screen->state.attr.protect = 1; | |||
| 4025 | break; | |||
| 4026 | } | |||
| 4027 | #endif | |||
| 4028 | } | |||
| 4029 | ||||
| 4030 | void | |||
| 4031 | Terminal::DECSCL(bte::parser::Sequence const& seq) | |||
| 4032 | { | |||
| 4033 | /* | |||
| 4034 | * DECSCL - select-conformance-level | |||
| 4035 | * Select the terminal's operating level. The factory default is | |||
| 4036 | * level 4 (VT Level 4 mode, 7-bit controls). | |||
| 4037 | * When you change the conformance level, the terminal performs a hard | |||
| 4038 | * reset (RIS). | |||
| 4039 | * | |||
| 4040 | * @args[0] defines the conformance-level, valid values are: | |||
| 4041 | * 61: Level 1 (VT100) | |||
| 4042 | * 62: Level 2 (VT200) | |||
| 4043 | * 63: Level 3 (VT300) | |||
| 4044 | * 64: Level 4 (VT400) | |||
| 4045 | * @args[1] defines the 8bit-mode, valid values are: | |||
| 4046 | * 0: 8-bit controls | |||
| 4047 | * 1: 7-bit controls | |||
| 4048 | * 2: 8-bit controls (same as 0) | |||
| 4049 | * | |||
| 4050 | * If @args[0] is 61, then @args[1] is ignored and 7bit controls are | |||
| 4051 | * enforced. | |||
| 4052 | * | |||
| 4053 | * Defaults: | |||
| 4054 | * args[0]: 64 | |||
| 4055 | * args[1]: 0 | |||
| 4056 | * | |||
| 4057 | * References: VT525 | |||
| 4058 | */ | |||
| 4059 | #if 0 | |||
| 4060 | unsigned int level = 64, bit = 0; | |||
| 4061 | ||||
| 4062 | if (seq->n_args > 0) { | |||
| 4063 | level = seq->args[0]; | |||
| 4064 | if (seq->n_args > 1) | |||
| 4065 | bit = seq->args[1]; | |||
| 4066 | } | |||
| 4067 | ||||
| 4068 | bte_screen_hard_reset(screen); | |||
| 4069 | ||||
| 4070 | switch (level) { | |||
| 4071 | case 61: | |||
| 4072 | screen->conformance_level = BTE_CONFORMANCE_LEVEL_VT100; | |||
| 4073 | screen->flags |= BTE_FLAG_7BIT_MODE; | |||
| 4074 | break; | |||
| 4075 | case 62 ... 69: | |||
| 4076 | screen->conformance_level = BTE_CONFORMANCE_LEVEL_VT400; | |||
| 4077 | if (bit == 1) | |||
| 4078 | screen->flags |= BTE_FLAG_7BIT_MODE; | |||
| 4079 | else | |||
| 4080 | screen->flags &= ~BTE_FLAG_7BIT_MODE; | |||
| 4081 | break; | |||
| 4082 | } | |||
| 4083 | #endif | |||
| 4084 | } | |||
| 4085 | ||||
| 4086 | void | |||
| 4087 | Terminal::DECSCP(bte::parser::Sequence const& seq) | |||
| 4088 | { | |||
| 4089 | /* | |||
| 4090 | * DECSCP - select-communication-port | |||
| 4091 | * | |||
| 4092 | * References: VT525 | |||
| 4093 | * | |||
| 4094 | * Probably not worth implementing. | |||
| 4095 | */ | |||
| 4096 | } | |||
| 4097 | ||||
| 4098 | void | |||
| 4099 | Terminal::DECSCPP(bte::parser::Sequence const& seq) | |||
| 4100 | { | |||
| 4101 | /* | |||
| 4102 | * DECSCPP - select-columns-per-page | |||
| 4103 | * Select columns per page. The number of rows is unaffected by this. | |||
| 4104 | * @args[0] selectes the number of columns (width), DEC only defines 80 | |||
| 4105 | * and 132, but we allow any integer here. 0 is equivalent to 80. | |||
| 4106 | * Page content is *not* cleared and the cursor is left untouched. | |||
| 4107 | * However, if the page is reduced in width and the cursor would be | |||
| 4108 | * outside the visible region, it's set to the right border. Newly added | |||
| 4109 | * cells are cleared. No data is retained outside the visible region. | |||
| 4110 | * | |||
| 4111 | * Defaults: | |||
| 4112 | * args[0]: 0 | |||
| 4113 | * | |||
| 4114 | * References: VT525 | |||
| 4115 | * | |||
| 4116 | * FIXMEchpe: implement this instead of deprecated DECCOLM | |||
| 4117 | */ | |||
| 4118 | } | |||
| 4119 | ||||
| 4120 | void | |||
| 4121 | Terminal::DECSCS(bte::parser::Sequence const& seq) | |||
| 4122 | { | |||
| 4123 | /* | |||
| 4124 | * DECSCS - select-communication-speed | |||
| 4125 | * | |||
| 4126 | * References: VT525 | |||
| 4127 | * | |||
| 4128 | * Probably not worth implementing. | |||
| 4129 | */ | |||
| 4130 | } | |||
| 4131 | ||||
| 4132 | void | |||
| 4133 | Terminal::DECSCUSR(bte::parser::Sequence const& seq) | |||
| 4134 | { | |||
| 4135 | /* | |||
| 4136 | * DECSCUSR - set-cursor-style | |||
| 4137 | * This changes the style of the cursor. @args[0] can be one of: | |||
| 4138 | * 0, 1: blinking block | |||
| 4139 | * 2: steady block | |||
| 4140 | * 3: blinking underline | |||
| 4141 | * 4: steady underline | |||
| 4142 | * 5: blinking ibeam (XTERM) | |||
| 4143 | * 6: steady ibeam (XTERM) | |||
| 4144 | * Changing this setting does _not_ affect the cursor visibility itself. | |||
| 4145 | * Use DECTCEM for that. | |||
| 4146 | * | |||
| 4147 | * Defaults: | |||
| 4148 | * args[0]: 0 | |||
| 4149 | * | |||
| 4150 | * References: VT525 5–126 | |||
| 4151 | * XTERM | |||
| 4152 | */ | |||
| 4153 | ||||
| 4154 | auto param = seq.collect1(0, 0); | |||
| 4155 | switch (param) { | |||
| 4156 | case 0 ... 6: | |||
| 4157 | set_cursor_style(CursorStyle(param)); | |||
| 4158 | break; | |||
| 4159 | default: | |||
| 4160 | break; | |||
| 4161 | } | |||
| 4162 | } | |||
| 4163 | ||||
| 4164 | void | |||
| 4165 | Terminal::DECSDDT(bte::parser::Sequence const& seq) | |||
| 4166 | { | |||
| 4167 | /* | |||
| 4168 | * DECSDDT - select-disconnect-delay-time | |||
| 4169 | * | |||
| 4170 | * References: VT525 | |||
| 4171 | * | |||
| 4172 | * Probably not worth implementing. | |||
| 4173 | */ | |||
| 4174 | } | |||
| 4175 | ||||
| 4176 | void | |||
| 4177 | Terminal::DECSDPT(bte::parser::Sequence const& seq) | |||
| 4178 | { | |||
| 4179 | /* | |||
| 4180 | * DECSDPT - select-digital-printed-data-type | |||
| 4181 | * | |||
| 4182 | * References: VT525 | |||
| 4183 | * | |||
| 4184 | * Probably not worth implementing. | |||
| 4185 | */ | |||
| 4186 | } | |||
| 4187 | ||||
| 4188 | void | |||
| 4189 | Terminal::DECSED(bte::parser::Sequence const& seq) | |||
| 4190 | { | |||
| 4191 | /* | |||
| 4192 | * DECSED - selective-erase-in-display | |||
| 4193 | * This control function erases some or all of the erasable characters | |||
| 4194 | * in the display. DECSED can only erase characters defined as erasable | |||
| 4195 | * by the DECSCA control function. DECSED works inside or outside the | |||
| 4196 | * scrolling margins. | |||
| 4197 | * | |||
| 4198 | * @args[0] defines which regions are erased. If it is 0, all cells from | |||
| 4199 | * the cursor (inclusive) till the end of the display are erase. If it | |||
| 4200 | * is 1, all cells from the start of the display till the cursor | |||
| 4201 | * (inclusive) are erased. If it is 2, all cells are erased. | |||
| 4202 | * | |||
| 4203 | * Defaults: | |||
| 4204 | * args[0]: 0 | |||
| 4205 | */ | |||
| 4206 | ||||
| 4207 | erase_in_display(seq); | |||
| 4208 | } | |||
| 4209 | ||||
| 4210 | void | |||
| 4211 | Terminal::DECSEL(bte::parser::Sequence const& seq) | |||
| 4212 | { | |||
| 4213 | /* | |||
| 4214 | * DECSEL - selective-erase-in-line | |||
| 4215 | * This control function erases some or all of the erasable characters | |||
| 4216 | * in a single line of text. DECSEL erases only those characters defined | |||
| 4217 | * as erasable by the DECSCA control function. DECSEL works inside or | |||
| 4218 | * outside the scrolling margins. | |||
| 4219 | * | |||
| 4220 | * @args[0] defines the region to be erased. If it is 0, all cells from | |||
| 4221 | * the cursor (inclusive) till the end of the line are erase. If it is | |||
| 4222 | * 1, all cells from the start of the line till the cursor (inclusive) | |||
| 4223 | * are erased. If it is 2, the whole line of the cursor is erased. | |||
| 4224 | * | |||
| 4225 | * Defaults: | |||
| 4226 | * args[0]: 0 | |||
| 4227 | */ | |||
| 4228 | ||||
| 4229 | erase_in_line(seq); | |||
| 4230 | } | |||
| 4231 | ||||
| 4232 | void | |||
| 4233 | Terminal::DECSERA(bte::parser::Sequence const& seq) | |||
| 4234 | { | |||
| 4235 | /* | |||
| 4236 | * DECSERA - selective-erase-rectangular-area | |||
| 4237 | * Selectively erases characters in the specified rectangle, | |||
| 4238 | * replacing them with SPACE (2/0). Character attributes, | |||
| 4239 | * protection attribute (DECSCA) and line attributes (DECDHL, | |||
| 4240 | * DECDWL) are unchanged. | |||
| 4241 | * | |||
| 4242 | * Arguments; | |||
| 4243 | * args[0..3]: top, left, bottom, right of the source rectangle (1-based) | |||
| 4244 | * | |||
| 4245 | * Defaults: | |||
| 4246 | * args[0]: 1 | |||
| 4247 | * args[1]: 1 | |||
| 4248 | * args[2]: height of current page | |||
| 4249 | * args[3]: width of current page | |||
| 4250 | * | |||
| 4251 | * If the top > bottom or left > right the command is ignored. | |||
| 4252 | * | |||
| 4253 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 4254 | * but unaffected by the page margins (DECSLRM?). Current SGR defaults | |||
| 4255 | * and cursor position are unchanged. | |||
| 4256 | * | |||
| 4257 | * Note: DECSACE selects whether this function operates on the | |||
| 4258 | * rectangular area or the data stream between the star and end | |||
| 4259 | * positions. | |||
| 4260 | * | |||
| 4261 | * References: VT525 | |||
| 4262 | * | |||
| 4263 | * Probably not worth implementing. | |||
| 4264 | */ | |||
| 4265 | } | |||
| 4266 | ||||
| 4267 | void | |||
| 4268 | Terminal::DECSEST(bte::parser::Sequence const& seq) | |||
| 4269 | { | |||
| 4270 | /* | |||
| 4271 | * DECSEST - energy saver time | |||
| 4272 | * Sets the enerty saver timer. When DECCRTSM is set, the | |||
| 4273 | * screen switches to suspend mode when the time elapsed | |||
| 4274 | * since the last keystroke or output is greater than the | |||
| 4275 | * time set here. | |||
| 4276 | * | |||
| 4277 | * Arguments: | |||
| 4278 | * args[0]: the time in minutes (0…60) (0 = never) | |||
| 4279 | * | |||
| 4280 | * Default: 15 | |||
| 4281 | * | |||
| 4282 | * References: VT525 | |||
| 4283 | * | |||
| 4284 | * Probably not worth implementing. | |||
| 4285 | */ | |||
| 4286 | } | |||
| 4287 | ||||
| 4288 | void | |||
| 4289 | Terminal::DECSFC(bte::parser::Sequence const& seq) | |||
| 4290 | { | |||
| 4291 | /* | |||
| 4292 | * DECSFC - select-flow-control | |||
| 4293 | * | |||
| 4294 | * References: VT525 | |||
| 4295 | * | |||
| 4296 | * Probably not worth implementing. | |||
| 4297 | */ | |||
| 4298 | } | |||
| 4299 | ||||
| 4300 | void | |||
| 4301 | Terminal::DECSGR(bte::parser::Sequence const& seq) | |||
| 4302 | { | |||
| 4303 | /* | |||
| 4304 | * DECSGR - DEC select graphics rendition | |||
| 4305 | * Selects the character attributes to use for newly inserted | |||
| 4306 | * characters. | |||
| 4307 | * | |||
| 4308 | * Arguments: | |||
| 4309 | * args[0:]: the attributes | |||
| 4310 | * 0 = reset all attributes (deprecated; same as SGR 0) | |||
| 4311 | * 4 = set superscript and reset subscript | |||
| 4312 | * 5 = set subscript and reset superscript | |||
| 4313 | * 6 = set overline (deprecated; same as SGR 53) | |||
| 4314 | * 8 = set transparency mode | |||
| 4315 | * 24 = reset superscript and subscript | |||
| 4316 | * 26 = reset overline (deprecated; same as SGR 55) | |||
| 4317 | * 28 = reset transparency mode | |||
| 4318 | * | |||
| 4319 | * Defaults: | |||
| 4320 | * args[0]: 0 (reset all attributes) | |||
| 4321 | * | |||
| 4322 | * References: DEC PPLV2 | |||
| 4323 | * DEC LJ250 | |||
| 4324 | */ | |||
| 4325 | /* TODO: consider implementing sub/superscript? */ | |||
| 4326 | } | |||
| 4327 | ||||
| 4328 | void | |||
| 4329 | Terminal::DECSIXEL(bte::parser::Sequence const& seq) | |||
| 4330 | { | |||
| 4331 | /* | |||
| 4332 | * DECSIXEL - SIXEL graphics | |||
| 4333 | * | |||
| 4334 | * References: VT330 | |||
| 4335 | */ | |||
| 4336 | } | |||
| 4337 | ||||
| 4338 | void | |||
| 4339 | Terminal::DECSKCV(bte::parser::Sequence const& seq) | |||
| 4340 | { | |||
| 4341 | /* | |||
| 4342 | * DECSKCV - set-key-click-volume | |||
| 4343 | * Sets the key click volume. | |||
| 4344 | * | |||
| 4345 | * Arguments: | |||
| 4346 | * args[0]: the volume setting | |||
| 4347 | * 0, 5…8: high | |||
| 4348 | * 1: off | |||
| 4349 | * 2…4: low | |||
| 4350 | * | |||
| 4351 | * Defaults: | |||
| 4352 | * args[0]: 0 | |||
| 4353 | * | |||
| 4354 | * References: VT525 | |||
| 4355 | * | |||
| 4356 | * Probably not worth implementing. | |||
| 4357 | */ | |||
| 4358 | } | |||
| 4359 | ||||
| 4360 | void | |||
| 4361 | Terminal::DECSLCK(bte::parser::Sequence const& seq) | |||
| 4362 | { | |||
| 4363 | /* | |||
| 4364 | * DECSLCK - set-lock-key-style | |||
| 4365 | * Allow host control of the CapsLock key | |||
| 4366 | * | |||
| 4367 | * References: VT525 | |||
| 4368 | * | |||
| 4369 | * Probably not worth implementing. | |||
| 4370 | */ | |||
| 4371 | } | |||
| 4372 | ||||
| 4373 | void | |||
| 4374 | Terminal::DECSLE(bte::parser::Sequence const& seq) | |||
| 4375 | { | |||
| 4376 | /* | |||
| 4377 | * DECSLE - select-locator-events | |||
| 4378 | * | |||
| 4379 | * References: VT330 | |||
| 4380 | * | |||
| 4381 | * TODO: implement | |||
| 4382 | */ | |||
| 4383 | } | |||
| 4384 | ||||
| 4385 | void | |||
| 4386 | Terminal::DECSLPP(bte::parser::Sequence const& seq) | |||
| 4387 | { | |||
| 4388 | /* | |||
| 4389 | * DECSLPP - set-lines-per-page | |||
| 4390 | * Set the number of lines per page. | |||
| 4391 | * | |||
| 4392 | * Arguments: | |||
| 4393 | * args[0]: the number of lines per page | |||
| 4394 | * | |||
| 4395 | * Defaults: | |||
| 4396 | * args[0]: 0 (meaning 24) | |||
| 4397 | * | |||
| 4398 | * Note that VT525 only allows a limited number of choices, | |||
| 4399 | * (24, 25, 36, 41, 42, 48, 52, 53, 72); BTE is not so limited | |||
| 4400 | * and supports any value >= 24. | |||
| 4401 | * | |||
| 4402 | * Top and bottom scrolling margins are unaffected, unless their | |||
| 4403 | * current values exceed the new page size, in which case they are | |||
| 4404 | * reset to the default. | |||
| 4405 | * | |||
| 4406 | * References: VT525 | |||
| 4407 | */ | |||
| 4408 | ||||
| 4409 | auto param = seq.collect1(0); | |||
| 4410 | if (param == 0) | |||
| 4411 | param = 24; | |||
| 4412 | else if (param < 24) | |||
| 4413 | return; | |||
| 4414 | ||||
| 4415 | _bte_debug_print(BTE_DEBUG_EMULATION, "Resizing to %d rows.\n", param)do { } while(0); | |||
| 4416 | ||||
| 4417 | emit_resize_window(m_column_count, param); | |||
| 4418 | } | |||
| 4419 | ||||
| 4420 | void | |||
| 4421 | Terminal::DECSLRM(bte::parser::Sequence const& seq) | |||
| 4422 | { | |||
| 4423 | /* | |||
| 4424 | * DECSLRM - set left and right margins | |||
| 4425 | * Sets the left and right margins of the scrolling region. | |||
| 4426 | * This is only applicable if the vertical split-screen mode | |||
| 4427 | * (DECLRMM) is set. | |||
| 4428 | * | |||
| 4429 | * Arguments: | |||
| 4430 | * args[0]: left margin | |||
| 4431 | * args[1]: right margin | |||
| 4432 | * | |||
| 4433 | * Default: | |||
| 4434 | * args[0]: 1 | |||
| 4435 | * args[2]: page width | |||
| 4436 | * | |||
| 4437 | * If left > right, the command is ignored. | |||
| 4438 | * The maximum of right is the page size (set with DECSCPP); | |||
| 4439 | * the minimum size of the scrolling region is 2 columns. | |||
| 4440 | * | |||
| 4441 | * Homes to cursor to (1,1) of the page (scrolling region?). | |||
| 4442 | * | |||
| 4443 | * References: VT525 | |||
| 4444 | * | |||
| 4445 | * FIXMEchpe: Consider implementing this. | |||
| 4446 | */ | |||
| 4447 | } | |||
| 4448 | ||||
| 4449 | void | |||
| 4450 | Terminal::DECSLRM_OR_SCOSC(bte::parser::Sequence const& seq) | |||
| 4451 | { | |||
| 4452 | /* | |||
| 4453 | * set left and right margins or SCO restore cursor - DECSLRM or SCOSC | |||
| 4454 | * There is a conflict between SCOSC and DECSLRM that both are | |||
| 4455 | * CSI s (CSI 7/3). SCOSC has 0 parameters, and DECSLRM has 2 | |||
| 4456 | * parameters which both have default values, and my reading | |||
| 4457 | * of ECMA-48 § 5.4.2h says that this allows for an empty | |||
| 4458 | * parameter string to represent them. | |||
| 4459 | * | |||
| 4460 | * While the DEC manuals say that SCOSC/SCORC only operates in | |||
| 4461 | * "SCO Console Mode" (which is entered by DECTME 13), and not in | |||
| 4462 | * "VT mode" (i.e. native mode), we instead distinguish the cases | |||
| 4463 | * by private mode DECLRMM: If DECLRMM is set, dispatch DECSLRM; | |||
| 4464 | * if it's reset, dispatch SCOSC. | |||
| 4465 | * | |||
| 4466 | * See issue #48. | |||
| 4467 | */ | |||
| 4468 | ||||
| 4469 | #ifdef PARSER_INCLUDE_NOP | |||
| 4470 | if (m_modes_private.DECLRMM()) | |||
| 4471 | DECSLRM(seq); | |||
| 4472 | else | |||
| 4473 | #endif | |||
| 4474 | SCOSC(seq); | |||
| 4475 | } | |||
| 4476 | ||||
| 4477 | void | |||
| 4478 | Terminal::DECSMBV(bte::parser::Sequence const& seq) | |||
| 4479 | { | |||
| 4480 | /* | |||
| 4481 | * DECSMBV - set-margin-bell-volume | |||
| 4482 | * Sets the margin bell volume. | |||
| 4483 | * | |||
| 4484 | * Arguments: | |||
| 4485 | * args[0]: the volume setting | |||
| 4486 | * 0, 1: off | |||
| 4487 | * 2…4: low | |||
| 4488 | * 5…8: high | |||
| 4489 | * | |||
| 4490 | * Defaults: | |||
| 4491 | * args[0]: 0 | |||
| 4492 | * | |||
| 4493 | * References: VT525 | |||
| 4494 | * | |||
| 4495 | * Probably not worth implementing. | |||
| 4496 | */ | |||
| 4497 | } | |||
| 4498 | ||||
| 4499 | void | |||
| 4500 | Terminal::DECSMKR(bte::parser::Sequence const& seq) | |||
| 4501 | { | |||
| 4502 | /* | |||
| 4503 | * DECSMKR - select-modifier-key-reporting | |||
| 4504 | * Make modifier keys send extended keyboard reports (DECEKBD) | |||
| 4505 | * when pressed or released in key position mode (DECKPM). | |||
| 4506 | * [...] | |||
| 4507 | * | |||
| 4508 | * References: VT525 | |||
| 4509 | * | |||
| 4510 | * Probably not worth implementing. | |||
| 4511 | */ | |||
| 4512 | } | |||
| 4513 | ||||
| 4514 | void | |||
| 4515 | Terminal::DECSNLS(bte::parser::Sequence const& seq) | |||
| 4516 | { | |||
| 4517 | /* | |||
| 4518 | * DECSNLS - set-lines-per-screen | |||
| 4519 | * Sets the number of lines per screen. | |||
| 4520 | * DEC only supports 26, 42, 53 lines here; but BTE has no | |||
| 4521 | * such restriction. | |||
| 4522 | * | |||
| 4523 | * Arguments: | |||
| 4524 | * args[0]: the number of lines | |||
| 4525 | * | |||
| 4526 | * Defaults: | |||
| 4527 | * args[0]: no default | |||
| 4528 | * | |||
| 4529 | * References: VT525 | |||
| 4530 | * | |||
| 4531 | * FIXMEchpe: implement this | |||
| 4532 | */ | |||
| 4533 | } | |||
| 4534 | ||||
| 4535 | void | |||
| 4536 | Terminal::DECSPMA(bte::parser::Sequence const& seq) | |||
| 4537 | { | |||
| 4538 | /* | |||
| 4539 | * DECSPMA - session page memory allocation | |||
| 4540 | * Allocate pages of 25 lines to each session. | |||
| 4541 | * | |||
| 4542 | * References: VT525 | |||
| 4543 | * | |||
| 4544 | * BTE does not support sessions. | |||
| 4545 | */ | |||
| 4546 | } | |||
| 4547 | ||||
| 4548 | void | |||
| 4549 | Terminal::DECSPP(bte::parser::Sequence const& seq) | |||
| 4550 | { | |||
| 4551 | /* | |||
| 4552 | * DECSPP - set-port-parameter | |||
| 4553 | * Sets parameters for the communications or printer port. | |||
| 4554 | * [...] | |||
| 4555 | * | |||
| 4556 | * References: VT525 | |||
| 4557 | * | |||
| 4558 | * Probably not worth implementing. | |||
| 4559 | */ | |||
| 4560 | } | |||
| 4561 | ||||
| 4562 | void | |||
| 4563 | Terminal::DECSPPCS(bte::parser::Sequence const& seq) | |||
| 4564 | { | |||
| 4565 | /* | |||
| 4566 | * DECSPPCS - select-pro-printer-character-set | |||
| 4567 | * [...] | |||
| 4568 | * | |||
| 4569 | * References: VT525 | |||
| 4570 | * | |||
| 4571 | * Probably not worth implementing. | |||
| 4572 | */ | |||
| 4573 | } | |||
| 4574 | ||||
| 4575 | void | |||
| 4576 | Terminal::DECSPRTT(bte::parser::Sequence const& seq) | |||
| 4577 | { | |||
| 4578 | /* | |||
| 4579 | * DECSPRTT - select-printer-type | |||
| 4580 | * [...] | |||
| 4581 | * | |||
| 4582 | * References: VT525 | |||
| 4583 | * | |||
| 4584 | * Probably not worth implementing. | |||
| 4585 | */ | |||
| 4586 | } | |||
| 4587 | ||||
| 4588 | void | |||
| 4589 | Terminal::DECSR(bte::parser::Sequence const& seq) | |||
| 4590 | { | |||
| 4591 | /* | |||
| 4592 | * DECSR - secure-reset | |||
| 4593 | * Hard reset, with confirmation. | |||
| 4594 | * Like RIS, but the terminal replies with the token. | |||
| 4595 | * [long list of things this resets] | |||
| 4596 | * | |||
| 4597 | * Arguments: | |||
| 4598 | * args[0]: a token | |||
| 4599 | * | |||
| 4600 | * Defaults: | |||
| 4601 | * args[0]: no default | |||
| 4602 | * | |||
| 4603 | * Reply: DECSRC | |||
| 4604 | * args[0]: the token | |||
| 4605 | * | |||
| 4606 | * References: VT525 | |||
| 4607 | */ | |||
| 4608 | ||||
| 4609 | /* Note: reset() wipes out @seq, so we need to get the | |||
| 4610 | * param beforehand, and use send() instead of reply(). | |||
| 4611 | */ | |||
| 4612 | auto const token = seq.collect1(0); | |||
| 4613 | reset(true, true); | |||
| 4614 | send(BTE_REPLY_DECSRC, {token}); | |||
| 4615 | } | |||
| 4616 | ||||
| 4617 | void | |||
| 4618 | Terminal::DECSRFR(bte::parser::Sequence const& seq) | |||
| 4619 | { | |||
| 4620 | /* | |||
| 4621 | * DECSRFR - select-refresh-rate | |||
| 4622 | * [...] | |||
| 4623 | * | |||
| 4624 | * References: VT510 | |||
| 4625 | * | |||
| 4626 | * Probably not worth implementing. | |||
| 4627 | */ | |||
| 4628 | } | |||
| 4629 | ||||
| 4630 | void | |||
| 4631 | Terminal::DECSSCLS(bte::parser::Sequence const& seq) | |||
| 4632 | { | |||
| 4633 | /* | |||
| 4634 | * DECSSCLS - set-scroll-speed | |||
| 4635 | * [...] | |||
| 4636 | * | |||
| 4637 | * References: VT525 | |||
| 4638 | * | |||
| 4639 | * Probably not worth implementing. | |||
| 4640 | */ | |||
| 4641 | } | |||
| 4642 | ||||
| 4643 | void | |||
| 4644 | Terminal::DECSSDT(bte::parser::Sequence const& seq) | |||
| 4645 | { | |||
| 4646 | /* | |||
| 4647 | * DECSSDT - select-status-display-line-type | |||
| 4648 | * Sets the type of status line shown. | |||
| 4649 | * | |||
| 4650 | * Arguments: | |||
| 4651 | * args[0]: the type | |||
| 4652 | * 0: no status line | |||
| 4653 | * 1: indicator status line | |||
| 4654 | * 2: host-writable status line | |||
| 4655 | * | |||
| 4656 | * Defaults: | |||
| 4657 | * args[0]: 0 | |||
| 4658 | * | |||
| 4659 | * References: VT525 | |||
| 4660 | * | |||
| 4661 | * Not worth implementing. | |||
| 4662 | */ | |||
| 4663 | } | |||
| 4664 | ||||
| 4665 | void | |||
| 4666 | Terminal::DECSSL(bte::parser::Sequence const& seq) | |||
| 4667 | { | |||
| 4668 | /* | |||
| 4669 | * DECSSL - select-setup-language | |||
| 4670 | * | |||
| 4671 | * Selects set-up language | |||
| 4672 | * | |||
| 4673 | * References: VT525 | |||
| 4674 | * | |||
| 4675 | * BTE does not implement a set-up. | |||
| 4676 | * | |||
| 4677 | * or: | |||
| 4678 | * | |||
| 4679 | * WYDRBX - draw a box | |||
| 4680 | * | |||
| 4681 | * References: WY370 | |||
| 4682 | */ | |||
| 4683 | } | |||
| 4684 | ||||
| 4685 | void | |||
| 4686 | Terminal::DECST8C(bte::parser::Sequence const& seq) | |||
| 4687 | { | |||
| 4688 | /* | |||
| 4689 | * DECST8C - set-tab-at-every-8-columns | |||
| 4690 | * Clear the tab-ruler and reset it to a tab at every 8th column, | |||
| 4691 | * starting at 9 (though, setting a tab at 1 is fine as it has no | |||
| 4692 | * effect). | |||
| 4693 | * | |||
| 4694 | * References: VT525 | |||
| 4695 | */ | |||
| 4696 | ||||
| 4697 | if (seq.collect1(0) != 5) | |||
| 4698 | return; | |||
| 4699 | ||||
| 4700 | m_tabstops.reset(8); | |||
| 4701 | m_tabstops.unset(0); | |||
| 4702 | } | |||
| 4703 | ||||
| 4704 | void | |||
| 4705 | Terminal::DECSTBM(bte::parser::Sequence const& seq) | |||
| 4706 | { | |||
| 4707 | /* | |||
| 4708 | * DECSTBM - set-top-and-bottom-margins | |||
| 4709 | * Sets the top and bottom scrolling margins. | |||
| 4710 | * Arguments: | |||
| 4711 | * args[0]: the top margin | |||
| 4712 | * args[1]: the bottom margin | |||
| 4713 | * | |||
| 4714 | * Defaults: | |||
| 4715 | * args[0]: 1 | |||
| 4716 | * args[1]: number of lines | |||
| 4717 | * | |||
| 4718 | * If top > bottom, the command is ignored. | |||
| 4719 | * The maximum size of the scrolling region is the whole page. | |||
| 4720 | * Homes the cursor to position (1,1) (of the scrolling region?). | |||
| 4721 | * | |||
| 4722 | * References: VT525 5–149 | |||
| 4723 | */ | |||
| 4724 | #if 0 | |||
| 4725 | unsigned int top, bottom; | |||
| 4726 | ||||
| 4727 | top = 1; | |||
| 4728 | bottom = screen->page->height; | |||
| 4729 | ||||
| 4730 | if (seq->args[0] > 0) | |||
| 4731 | top = seq->args[0]; | |||
| 4732 | if (seq->args[1] > 0) | |||
| 4733 | bottom = seq->args[1]; | |||
| 4734 | ||||
| 4735 | if (top > screen->page->height) | |||
| 4736 | top = screen->page->height; | |||
| 4737 | if (bottom > screen->page->height) | |||
| 4738 | bottom = screen->page->height; | |||
| 4739 | ||||
| 4740 | if (top >= bottom || | |||
| 4741 | top > screen->page->height || | |||
| 4742 | bottom > screen->page->height) { | |||
| 4743 | top = 1; | |||
| 4744 | bottom = screen->page->height; | |||
| 4745 | } | |||
| 4746 | ||||
| 4747 | bte_page_set_scroll_region(screen->page, top - 1, bottom - top + 1); | |||
| 4748 | screen_cursor_clear_wrap(screen); | |||
| 4749 | screen_cursor_set(screen, 0, 0); | |||
| 4750 | #endif | |||
| 4751 | ||||
| 4752 | int start, end; | |||
| 4753 | seq.collect(0, {&start, &end}); | |||
| 4754 | ||||
| 4755 | /* Defaults */ | |||
| 4756 | if (start <= 0) | |||
| 4757 | start = 1; | |||
| 4758 | if (end == -1) | |||
| 4759 | end = m_row_count; | |||
| 4760 | ||||
| 4761 | if (start > m_row_count || | |||
| 4762 | end <= start) { | |||
| 4763 | m_scrolling_restricted = FALSE(0); | |||
| 4764 | home_cursor(); | |||
| 4765 | return; | |||
| 4766 | } | |||
| 4767 | ||||
| 4768 | if (end > m_row_count) | |||
| 4769 | end = m_row_count; | |||
| 4770 | ||||
| 4771 | /* Set the right values. */ | |||
| 4772 | m_scrolling_region.start = start - 1; | |||
| 4773 | m_scrolling_region.end = end - 1; | |||
| 4774 | m_scrolling_restricted = TRUE(!(0)); | |||
| 4775 | if (m_scrolling_region.start == 0 && | |||
| 4776 | m_scrolling_region.end == m_row_count - 1) { | |||
| 4777 | /* Special case -- run wild, run free. */ | |||
| 4778 | m_scrolling_restricted = FALSE(0); | |||
| 4779 | } else { | |||
| 4780 | /* Maybe extend the ring -- bug 710483 */ | |||
| 4781 | while (_bte_ring_next(m_screen->row_data) < m_screen->insert_delta + m_row_count) | |||
| 4782 | _bte_ring_insert(m_screen->row_data, _bte_ring_next(m_screen->row_data), get_bidi_flags()); | |||
| 4783 | } | |||
| 4784 | ||||
| 4785 | home_cursor(); | |||
| 4786 | } | |||
| 4787 | ||||
| 4788 | void | |||
| 4789 | Terminal::DECSTGLT(bte::parser::Sequence const& seq) | |||
| 4790 | { | |||
| 4791 | /* | |||
| 4792 | * DECSTGLT - select color lookup table | |||
| 4793 | * Selects color mapping. | |||
| 4794 | * | |||
| 4795 | * Arguments: | |||
| 4796 | * args[0]: mode | |||
| 4797 | * 0: Text colors are shown in monochrome or grey levels | |||
| 4798 | * 1: Text attributes (bold, blink, reverse, (single) underline, | |||
| 4799 | * and any combinations thereof) are shown with alternate | |||
| 4800 | * colors (defined by set-up), plus the attribute | |||
| 4801 | * 2: Like 1, but attributes are only represented by the color | |||
| 4802 | * 3: Text color as specified by SGR, and attributes | |||
| 4803 | * as specified. | |||
| 4804 | * | |||
| 4805 | * Defaults: | |||
| 4806 | * args[0]: 3 | |||
| 4807 | * | |||
| 4808 | * Set-up default: 3 | |||
| 4809 | * | |||
| 4810 | * References: VT525 | |||
| 4811 | * | |||
| 4812 | * Maybe worth implementing. | |||
| 4813 | */ | |||
| 4814 | } | |||
| 4815 | ||||
| 4816 | void | |||
| 4817 | Terminal::DECSTR(bte::parser::Sequence const& seq) | |||
| 4818 | { | |||
| 4819 | /* | |||
| 4820 | * DECSTR - soft-terminal-reset | |||
| 4821 | * Perform a soft reset to the default values. | |||
| 4822 | * [list of default values] | |||
| 4823 | * | |||
| 4824 | * References: VT525 | |||
| 4825 | */ | |||
| 4826 | ||||
| 4827 | reset(false, false); | |||
| 4828 | } | |||
| 4829 | ||||
| 4830 | void | |||
| 4831 | Terminal::DECSTRL(bte::parser::Sequence const& seq) | |||
| 4832 | { | |||
| 4833 | /* | |||
| 4834 | * DECSTRL - set-transmit-rate-limit | |||
| 4835 | * | |||
| 4836 | * References: VT525 | |||
| 4837 | * | |||
| 4838 | * Probably not worth implementing. | |||
| 4839 | */ | |||
| 4840 | } | |||
| 4841 | ||||
| 4842 | void | |||
| 4843 | Terminal::DECSTUI(bte::parser::Sequence const& seq) | |||
| 4844 | { | |||
| 4845 | /* | |||
| 4846 | * DECSTUI - set terminal unit ID | |||
| 4847 | * Sets the terminal unit ID that DA3 reports. | |||
| 4848 | * | |||
| 4849 | * References: VT525 | |||
| 4850 | * | |||
| 4851 | * BTE does not implement this. | |||
| 4852 | */ | |||
| 4853 | } | |||
| 4854 | ||||
| 4855 | void | |||
| 4856 | Terminal::DECSWBV(bte::parser::Sequence const& seq) | |||
| 4857 | { | |||
| 4858 | /* | |||
| 4859 | * DECSWBV - set-warning-bell-volume | |||
| 4860 | * Sets the warning bell volume. | |||
| 4861 | * | |||
| 4862 | * Arguments: | |||
| 4863 | * args[0]: the volume setting | |||
| 4864 | * 0, 5…8: high | |||
| 4865 | * 1: off | |||
| 4866 | * 2…4: low | |||
| 4867 | * | |||
| 4868 | * Defaults: | |||
| 4869 | * args[0]: 0 | |||
| 4870 | * | |||
| 4871 | * References: VT525 | |||
| 4872 | * | |||
| 4873 | * Probably not worth implementing. | |||
| 4874 | */ | |||
| 4875 | } | |||
| 4876 | ||||
| 4877 | void | |||
| 4878 | Terminal::DECSWL(bte::parser::Sequence const& seq) | |||
| 4879 | { | |||
| 4880 | /* | |||
| 4881 | * DECSWL - single-width-single-height-line | |||
| 4882 | * | |||
| 4883 | * References: VT525 | |||
| 4884 | * | |||
| 4885 | * Probably not worth implementing. | |||
| 4886 | */ | |||
| 4887 | } | |||
| 4888 | ||||
| 4889 | void | |||
| 4890 | Terminal::DECSZS(bte::parser::Sequence const& seq) | |||
| 4891 | { | |||
| 4892 | /* | |||
| 4893 | * DECSZS - select zero symbol | |||
| 4894 | * Selects the zero glyph shape. | |||
| 4895 | * | |||
| 4896 | * Aguments: | |||
| 4897 | * args[0]: shape | |||
| 4898 | * 0: oval zero | |||
| 4899 | * 1: zero with slash | |||
| 4900 | * 2: zero with dot | |||
| 4901 | * | |||
| 4902 | * Default: | |||
| 4903 | * args[0]: 0 | |||
| 4904 | * | |||
| 4905 | * References: VT525 | |||
| 4906 | * | |||
| 4907 | * Maybe worth implementing; could use the opentype "zero" feature | |||
| 4908 | * to get the slashed zero. | |||
| 4909 | */ | |||
| 4910 | } | |||
| 4911 | ||||
| 4912 | void | |||
| 4913 | Terminal::DECTID(bte::parser::Sequence const& seq) | |||
| 4914 | { | |||
| 4915 | /* | |||
| 4916 | * DECTID - select-terminal-id | |||
| 4917 | * Selects the response to DA1. | |||
| 4918 | * [...] | |||
| 4919 | * | |||
| 4920 | * References: VT525 | |||
| 4921 | * | |||
| 4922 | * Probably not worth implementing. | |||
| 4923 | */ | |||
| 4924 | } | |||
| 4925 | ||||
| 4926 | void | |||
| 4927 | Terminal::DECTME(bte::parser::Sequence const& seq) | |||
| 4928 | { | |||
| 4929 | /* | |||
| 4930 | * DECTME - terminal-mode-emulation | |||
| 4931 | * Selects the terminal emulation mode. | |||
| 4932 | * Available values are various VTxxx, Wyse, TVI, ADDS, SCO | |||
| 4933 | * terminals. | |||
| 4934 | * Changing the emulation mode effects a soft reset. | |||
| 4935 | * | |||
| 4936 | * References: VT525 | |||
| 4937 | * | |||
| 4938 | * Not worth implementing. | |||
| 4939 | */ | |||
| 4940 | } | |||
| 4941 | ||||
| 4942 | void | |||
| 4943 | Terminal::DECTST(bte::parser::Sequence const& seq) | |||
| 4944 | { | |||
| 4945 | /* | |||
| 4946 | * DECTST - invoke-confidence-test | |||
| 4947 | * Executes self-tests. | |||
| 4948 | * | |||
| 4949 | * Arguments: | |||
| 4950 | * args[0]: 4 | |||
| 4951 | * args[1]: which test to perform | |||
| 4952 | * | |||
| 4953 | * References: VT525 | |||
| 4954 | * | |||
| 4955 | * Not worth implementing. | |||
| 4956 | */ | |||
| 4957 | } | |||
| 4958 | ||||
| 4959 | void | |||
| 4960 | Terminal::DECUDK(bte::parser::Sequence const& seq) | |||
| 4961 | { | |||
| 4962 | /* | |||
| 4963 | * DECUDK - user define keys | |||
| 4964 | * Loads key definitions. | |||
| 4965 | * | |||
| 4966 | * References: VT525 | |||
| 4967 | * | |||
| 4968 | * For security reasons, BTE does not implement this. | |||
| 4969 | */ | |||
| 4970 | } | |||
| 4971 | ||||
| 4972 | void | |||
| 4973 | Terminal::DECUS(bte::parser::Sequence const& seq) | |||
| 4974 | { | |||
| 4975 | /* | |||
| 4976 | * DECUS - update session | |||
| 4977 | * | |||
| 4978 | * References: VT525 | |||
| 4979 | * | |||
| 4980 | * BTE does not support sessions. | |||
| 4981 | */ | |||
| 4982 | } | |||
| 4983 | ||||
| 4984 | void | |||
| 4985 | Terminal::DL(bte::parser::Sequence const& seq) | |||
| 4986 | { | |||
| 4987 | /* | |||
| 4988 | * DL - delete-line | |||
| 4989 | * Delete lines starting from the active line (presentation). | |||
| 4990 | * | |||
| 4991 | * Depending on DCSM, this function works on the presentation | |||
| 4992 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 4993 | * | |||
| 4994 | * Also affected by TSM and VEM modes, and the SLH and SEE | |||
| 4995 | * functions. | |||
| 4996 | * | |||
| 4997 | * Arguments: | |||
| 4998 | * args[0]: number of lines to delete | |||
| 4999 | * | |||
| 5000 | * Defaults: | |||
| 5001 | * args[0]: 1 | |||
| 5002 | * | |||
| 5003 | * References: ECMA-48 § 8.3.32 | |||
| 5004 | * DEC STD 070 page 5-148 | |||
| 5005 | * Terminal-wg/bidi | |||
| 5006 | */ | |||
| 5007 | #if 0 | |||
| 5008 | unsigned int num = 1; | |||
| 5009 | ||||
| 5010 | if (seq->args[0] > 0) | |||
| 5011 | num = seq->args[0]; | |||
| 5012 | ||||
| 5013 | bte_page_delete_lines(screen->page, | |||
| 5014 | screen->state.cursor_y, | |||
| 5015 | num, | |||
| 5016 | &screen->state.attr, | |||
| 5017 | screen->age); | |||
| 5018 | #endif | |||
| 5019 | ||||
| 5020 | auto const count = seq.collect1(0, 1); | |||
| 5021 | delete_lines(count); | |||
| 5022 | } | |||
| 5023 | ||||
| 5024 | void | |||
| 5025 | Terminal::DLE(bte::parser::Sequence const& seq) | |||
| 5026 | { | |||
| 5027 | /* | |||
| 5028 | * DLE - data link escape | |||
| 5029 | * Supplementary transmission control functions. | |||
| 5030 | * | |||
| 5031 | * References: ECMA-48 § 8.3.33 | |||
| 5032 | * ECMA-16 § 3.1.7 | |||
| 5033 | * ECMA-37 | |||
| 5034 | * | |||
| 5035 | * Not worth implementing. | |||
| 5036 | */ | |||
| 5037 | } | |||
| 5038 | ||||
| 5039 | void | |||
| 5040 | Terminal::DMI(bte::parser::Sequence const& seq) | |||
| 5041 | { | |||
| 5042 | /* | |||
| 5043 | * DMI - disable manual input | |||
| 5044 | * | |||
| 5045 | * References: ECMA-48 § 8.3.34 | |||
| 5046 | * | |||
| 5047 | * Probably not worth implementing. | |||
| 5048 | */ | |||
| 5049 | } | |||
| 5050 | ||||
| 5051 | void | |||
| 5052 | Terminal::DOCS(bte::parser::Sequence const& seq) | |||
| 5053 | { | |||
| 5054 | /* | |||
| 5055 | * DOCS - designate other coding systyem | |||
| 5056 | * | |||
| 5057 | * References: ECMA-35 § 15.4 | |||
| 5058 | * ISO 2375 IR | |||
| 5059 | * | |||
| 5060 | * TODO: implement (bug #787228) | |||
| 5061 | */ | |||
| 5062 | } | |||
| 5063 | ||||
| 5064 | void | |||
| 5065 | Terminal::DSR_ECMA(bte::parser::Sequence const& seq) | |||
| 5066 | { | |||
| 5067 | /* | |||
| 5068 | * DSR_ECMA - Device Status Report | |||
| 5069 | * | |||
| 5070 | * Reports status, or requests a status report. | |||
| 5071 | * | |||
| 5072 | * Arguments: | |||
| 5073 | * args[0]: type | |||
| 5074 | * | |||
| 5075 | * Defaults: | |||
| 5076 | * arg[0]: 0 | |||
| 5077 | * | |||
| 5078 | * References: ECMA-48 § 8.3.35 | |||
| 5079 | */ | |||
| 5080 | ||||
| 5081 | switch (seq.collect1(0)) { | |||
| 5082 | case -1: | |||
| 5083 | case 0: | |||
| 5084 | case 1: | |||
| 5085 | case 2: | |||
| 5086 | case 3: | |||
| 5087 | case 4: | |||
| 5088 | /* This is a status report */ | |||
| 5089 | break; | |||
| 5090 | ||||
| 5091 | case 5: | |||
| 5092 | /* Request operating status report. | |||
| 5093 | * Reply: DSR | |||
| 5094 | * @arg[0]: status | |||
| 5095 | * 0 = ok | |||
| 5096 | * 3 = malfunction | |||
| 5097 | */ | |||
| 5098 | reply(seq, BTE_REPLY_DSR, {0}); | |||
| 5099 | break; | |||
| 5100 | ||||
| 5101 | case 6: | |||
| 5102 | /* Request cursor position report | |||
| 5103 | * Reply: CPR | |||
| 5104 | * @arg[0]: line | |||
| 5105 | * @arg[1]: column | |||
| 5106 | */ | |||
| 5107 | bte::grid::row_t rowval, origin, rowmax; | |||
| 5108 | if (m_modes_private.DEC_ORIGIN() && | |||
| 5109 | m_scrolling_restricted) { | |||
| 5110 | origin = m_scrolling_region.start; | |||
| 5111 | rowmax = m_scrolling_region.end; | |||
| 5112 | } else { | |||
| 5113 | origin = 0; | |||
| 5114 | rowmax = m_row_count - 1; | |||
| 5115 | } | |||
| 5116 | // FIXMEchpe this looks wrong. shouldn't this first clamp to origin,rowmax and *then* subtract origin? | |||
| 5117 | rowval = m_screen->cursor.row - m_screen->insert_delta - origin; | |||
| 5118 | rowval = CLAMP(rowval, 0, rowmax)(((rowval) > (rowmax)) ? (rowmax) : (((rowval) < (0)) ? (0) : (rowval))); | |||
| 5119 | ||||
| 5120 | reply(seq, BTE_REPLY_CPR, | |||
| 5121 | {int(rowval + 1), int(CLAMP(m_screen->cursor.col + 1, 1, m_column_count)(((m_screen->cursor.col + 1) > (m_column_count)) ? (m_column_count ) : (((m_screen->cursor.col + 1) < (1)) ? (1) : (m_screen ->cursor.col + 1))))}); | |||
| 5122 | break; | |||
| 5123 | ||||
| 5124 | default: | |||
| 5125 | break; | |||
| 5126 | } | |||
| 5127 | } | |||
| 5128 | ||||
| 5129 | void | |||
| 5130 | Terminal::DSR_DEC(bte::parser::Sequence const& seq) | |||
| 5131 | { | |||
| 5132 | /* | |||
| 5133 | * DSR_DEC - device-status-report-dec | |||
| 5134 | * | |||
| 5135 | * Reports status, or requests a status report. | |||
| 5136 | * | |||
| 5137 | * Defaults: | |||
| 5138 | * arg[0]: 0 | |||
| 5139 | * | |||
| 5140 | * References: VT525 5–173 | |||
| 5141 | * VT330 | |||
| 5142 | * XTERM | |||
| 5143 | */ | |||
| 5144 | ||||
| 5145 | switch (seq.collect1(0)) { | |||
| 5146 | case 6: | |||
| 5147 | /* Request extended cursor position report | |||
| 5148 | * Reply: DECXCPR | |||
| 5149 | * @arg[0]: line | |||
| 5150 | * @arg[1]: column | |||
| 5151 | * @arg[2]: page | |||
| 5152 | * Always report page 1 here (per XTERM source code). | |||
| 5153 | */ | |||
| 5154 | bte::grid::row_t rowval, origin, rowmax; | |||
| 5155 | if (m_modes_private.DEC_ORIGIN() && | |||
| 5156 | m_scrolling_restricted) { | |||
| 5157 | origin = m_scrolling_region.start; | |||
| 5158 | rowmax = m_scrolling_region.end; | |||
| 5159 | } else { | |||
| 5160 | origin = 0; | |||
| 5161 | rowmax = m_row_count - 1; | |||
| 5162 | } | |||
| 5163 | // FIXMEchpe this looks wrong. shouldn't this first clamp to origin,rowmax and *then* subtract origin? | |||
| 5164 | rowval = m_screen->cursor.row - m_screen->insert_delta - origin; | |||
| 5165 | rowval = CLAMP(rowval, 0, rowmax)(((rowval) > (rowmax)) ? (rowmax) : (((rowval) < (0)) ? (0) : (rowval))); | |||
| 5166 | ||||
| 5167 | reply(seq, BTE_REPLY_DECXCPR, | |||
| 5168 | {int(rowval + 1), int(CLAMP(m_screen->cursor.col + 1, 1, m_column_count)(((m_screen->cursor.col + 1) > (m_column_count)) ? (m_column_count ) : (((m_screen->cursor.col + 1) < (1)) ? (1) : (m_screen ->cursor.col + 1)))), 1}); | |||
| 5169 | break; | |||
| 5170 | ||||
| 5171 | case 15: | |||
| 5172 | /* Request printer port report | |||
| 5173 | * Reply: DECDSR | |||
| 5174 | * @arg[0]: status | |||
| 5175 | * 10 = printer ready | |||
| 5176 | * 11 = printer not ready | |||
| 5177 | * 13 = no printer | |||
| 5178 | * 18 = printer busy | |||
| 5179 | * 19 = printer assigned to another session | |||
| 5180 | */ | |||
| 5181 | reply(seq, BTE_REPLY_DECDSR, {13}); | |||
| 5182 | break; | |||
| 5183 | ||||
| 5184 | case 25: | |||
| 5185 | /* Request user-defined keys report | |||
| 5186 | * Reply: DECDSR | |||
| 5187 | * @arg[0]: locked status | |||
| 5188 | * 20 = UDK unlocked | |||
| 5189 | * 21 = UDK locked | |||
| 5190 | * | |||
| 5191 | * Since we don't do UDK, we report them as locked. | |||
| 5192 | */ | |||
| 5193 | reply(seq, BTE_REPLY_DECDSR, {21}); | |||
| 5194 | break; | |||
| 5195 | ||||
| 5196 | case 26: | |||
| 5197 | /* Request keyboard report | |||
| 5198 | * Reply: DECDSR | |||
| 5199 | * @arg[0]: 27 | |||
| 5200 | * @arg[1]: Keyboard language | |||
| 5201 | * 0 = undetermined | |||
| 5202 | * 1..40 | |||
| 5203 | * | |||
| 5204 | * @arg[2]: Keyboard status | |||
| 5205 | * 0 = ready | |||
| 5206 | * 3 = no keyboard | |||
| 5207 | * 8 = keyboard busy (used by other session) | |||
| 5208 | * | |||
| 5209 | * @arg[3]: Keyboard type | |||
| 5210 | * 0 = LK201 (XTERM response) | |||
| 5211 | * 4 = LK411 | |||
| 5212 | * 5 = PCXAL | |||
| 5213 | */ | |||
| 5214 | reply(seq, BTE_REPLY_DECDSR, {27, 0, 0, 5}); | |||
| 5215 | break; | |||
| 5216 | ||||
| 5217 | case 53: | |||
| 5218 | /* XTERM alias for 55 */ | |||
| 5219 | [[fallthrough]]; | |||
| 5220 | case 55: | |||
| 5221 | /* Request locator status report | |||
| 5222 | * Reply: DECDSR | |||
| 5223 | * @arg[0]: status | |||
| 5224 | * 50 = locator ready | |||
| 5225 | * 53 = no locator | |||
| 5226 | * | |||
| 5227 | * Since we don't implement the DEC locator mode, | |||
| 5228 | * we reply with 53. | |||
| 5229 | */ | |||
| 5230 | reply(seq, BTE_REPLY_DECDSR, {53}); | |||
| 5231 | break; | |||
| 5232 | ||||
| 5233 | case 56: | |||
| 5234 | /* Request locator type report | |||
| 5235 | * Reply: DECDSR | |||
| 5236 | * @arg[0]: 57 | |||
| 5237 | * @arg[1]: status | |||
| 5238 | * 0 = unknown | |||
| 5239 | * 1 = mouse | |||
| 5240 | * | |||
| 5241 | * Since we don't implement the DEC locator mode, | |||
| 5242 | * we reply with 0. | |||
| 5243 | */ | |||
| 5244 | reply(seq, BTE_REPLY_DECDSR, {57, 0}); | |||
| 5245 | break; | |||
| 5246 | ||||
| 5247 | case 62: | |||
| 5248 | /* Request macro space report | |||
| 5249 | * Reply: DECMSR | |||
| 5250 | * @arg[0]: floor((number of bytes available) / 16); we report 0 | |||
| 5251 | */ | |||
| 5252 | reply(seq, BTE_REPLY_DECMSR, {0}); | |||
| 5253 | break; | |||
| 5254 | ||||
| 5255 | case 63: | |||
| 5256 | /* Request memory checksum report | |||
| 5257 | * Reply: DECCKSR | |||
| 5258 | * @arg[0]: PID | |||
| 5259 | * DATA: the checksum as a 4-digit hex number | |||
| 5260 | * | |||
| 5261 | * Reply with a dummy checksum. | |||
| 5262 | */ | |||
| 5263 | reply(seq, BTE_REPLY_DECCKSR, {seq.collect1(1)}, "0000"); | |||
| 5264 | break; | |||
| 5265 | ||||
| 5266 | case 75: | |||
| 5267 | /* Request data integrity report | |||
| 5268 | * Reply: DECDSR | |||
| 5269 | * @arg[0]: status | |||
| 5270 | * 70 = no error, no power loss, no communication errors | |||
| 5271 | * 71 = malfunction or communication error | |||
| 5272 | * 73 = no data loss since last power-up | |||
| 5273 | */ | |||
| 5274 | reply(seq, BTE_REPLY_DECDSR, {70}); | |||
| 5275 | break; | |||
| 5276 | ||||
| 5277 | case 85: | |||
| 5278 | /* Request multi-session status report | |||
| 5279 | * Reply: DECDSR | |||
| 5280 | * @arg[0]: status | |||
| 5281 | * ... | |||
| 5282 | * 83 = not configured | |||
| 5283 | */ | |||
| 5284 | reply(seq, BTE_REPLY_DECDSR, {83}); | |||
| 5285 | break; | |||
| 5286 | ||||
| 5287 | default: | |||
| 5288 | break; | |||
| 5289 | } | |||
| 5290 | } | |||
| 5291 | ||||
| 5292 | void | |||
| 5293 | Terminal::DTA(bte::parser::Sequence const& seq) | |||
| 5294 | { | |||
| 5295 | /* | |||
| 5296 | * DTA - dimension text area | |||
| 5297 | * Set the dimension of the text area. | |||
| 5298 | * | |||
| 5299 | * Arguments: | |||
| 5300 | * args[0]: | |||
| 5301 | * args[1]: | |||
| 5302 | * | |||
| 5303 | * Defaults: | |||
| 5304 | * args[0]: no default | |||
| 5305 | * args[0]: no default | |||
| 5306 | * | |||
| 5307 | * References: ECMA-48 § 8.3.36 | |||
| 5308 | */ | |||
| 5309 | } | |||
| 5310 | ||||
| 5311 | void | |||
| 5312 | Terminal::EA(bte::parser::Sequence const& seq) | |||
| 5313 | { | |||
| 5314 | /* | |||
| 5315 | * EA - erase in area | |||
| 5316 | * Erase some/all character positions in the qualified area. | |||
| 5317 | * | |||
| 5318 | * Arguments: | |||
| 5319 | * args[0]: type | |||
| 5320 | * 0 = Erase the active position and all positions to the end | |||
| 5321 | * of the qualified area (inclusive). | |||
| 5322 | * 1 = Erase from the beginning of the qualified area to | |||
| 5323 | * the active position (inclusive). | |||
| 5324 | * 2 = Erase all of the qualified area. | |||
| 5325 | * | |||
| 5326 | * Defaults: | |||
| 5327 | * args[0]: 0 | |||
| 5328 | * | |||
| 5329 | * If ERM is set, erases only non-protected areas; if | |||
| 5330 | * ERM is reset, erases all areas. | |||
| 5331 | * | |||
| 5332 | * Depending on DCSM, this function works on the presentation | |||
| 5333 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5334 | * | |||
| 5335 | * References: ECMA-48 § 8.3.37 | |||
| 5336 | * Terminal-wg/bidi | |||
| 5337 | */ | |||
| 5338 | ||||
| 5339 | switch (seq.collect1(0)) { | |||
| 5340 | case -1: | |||
| 5341 | case 0: | |||
| 5342 | break; | |||
| 5343 | } | |||
| 5344 | } | |||
| 5345 | ||||
| 5346 | void | |||
| 5347 | Terminal::ECH(bte::parser::Sequence const& seq) | |||
| 5348 | { | |||
| 5349 | /* | |||
| 5350 | * ECH - erase-character | |||
| 5351 | * Erase characters from the active position. | |||
| 5352 | * | |||
| 5353 | * DSCM mode controls whether this function operates on the | |||
| 5354 | * presentation or data position. | |||
| 5355 | * Also affected by ERM mode. | |||
| 5356 | * | |||
| 5357 | * Arguments: | |||
| 5358 | * args[0]: number of characters to erase | |||
| 5359 | * | |||
| 5360 | * Defaults: | |||
| 5361 | * args[0]: 1 | |||
| 5362 | * | |||
| 5363 | * If ERM is set, erases only non-protected characters; if | |||
| 5364 | * ERM is reset, erases all characters. | |||
| 5365 | * | |||
| 5366 | * Depending on DCSM, this function works on the presentation | |||
| 5367 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5368 | * | |||
| 5369 | * References: ECMA-48 § 8.3.38 | |||
| 5370 | * Terminal-wg/bidi | |||
| 5371 | */ | |||
| 5372 | #if 0 | |||
| 5373 | unsigned int num = 1; | |||
| 5374 | ||||
| 5375 | if (seq->args[0] > 0) | |||
| 5376 | num = seq->args[0]; | |||
| 5377 | ||||
| 5378 | bte_page_erase(screen->page, | |||
| 5379 | screen->state.cursor_x, screen->state.cursor_y, | |||
| 5380 | screen->state.cursor_x + num, screen->state.cursor_y, | |||
| 5381 | &screen->state.attr, screen->age, false); | |||
| 5382 | #endif | |||
| 5383 | ||||
| 5384 | /* Erase characters starting at the cursor position (overwriting N with | |||
| 5385 | * spaces, but not moving the cursor). */ | |||
| 5386 | ||||
| 5387 | // FIXMEchpe limit to column_count - cursor.x ? | |||
| 5388 | auto const count = seq.collect1(0, 1, 1, int(65535)); | |||
| 5389 | erase_characters(count); | |||
| 5390 | } | |||
| 5391 | ||||
| 5392 | void | |||
| 5393 | Terminal::ED(bte::parser::Sequence const& seq) | |||
| 5394 | { | |||
| 5395 | /* | |||
| 5396 | * ED - erase-in-display | |||
| 5397 | * Erases characters. | |||
| 5398 | * Line attributes of completely erased lines are reset to | |||
| 5399 | * single-width single-height, and all character attributes | |||
| 5400 | * are reset to default. | |||
| 5401 | * | |||
| 5402 | * Arguments: | |||
| 5403 | * args[0]: mode | |||
| 5404 | * 0 = erase from the cursor position to the end of the screen | |||
| 5405 | * 1 = erase from the beginning of the screen to the cursor | |||
| 5406 | * position (inclusive) | |||
| 5407 | * 2 = erase display | |||
| 5408 | * 3 = erase scrollback (XTERM extension) | |||
| 5409 | * | |||
| 5410 | * Defaults: | |||
| 5411 | * args[0]: 0 | |||
| 5412 | * | |||
| 5413 | * This function does not respect the scrolling margins. | |||
| 5414 | * | |||
| 5415 | * If ERM is set, erases only non-protected characters; if | |||
| 5416 | * ERM is reset, erases all characters. | |||
| 5417 | * | |||
| 5418 | * Depending on DCSM, this function works on the presentation | |||
| 5419 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5420 | * | |||
| 5421 | * References: ECMA-48 § 8.3.39 | |||
| 5422 | * VT525 | |||
| 5423 | * Terminal-wg/bidi | |||
| 5424 | */ | |||
| 5425 | ||||
| 5426 | erase_in_display(seq); | |||
| 5427 | } | |||
| 5428 | ||||
| 5429 | void | |||
| 5430 | Terminal::EF(bte::parser::Sequence const& seq) | |||
| 5431 | { | |||
| 5432 | /* | |||
| 5433 | * EF - erase in field | |||
| 5434 | * Erases characters in the active field. | |||
| 5435 | * | |||
| 5436 | * Arguments: | |||
| 5437 | * args[0]: mode | |||
| 5438 | * 0 = Erase the active position and all positions to the end | |||
| 5439 | * of the field (inclusive). | |||
| 5440 | * 1 = Erase from the beginning of the field to | |||
| 5441 | * the active position (inclusive). | |||
| 5442 | * 2 = Erase all of the qualified area. | |||
| 5443 | * | |||
| 5444 | * Defaults: | |||
| 5445 | * args[0]: 0 | |||
| 5446 | * | |||
| 5447 | * If ERM is set, erases only non-protected characters; if | |||
| 5448 | * ERM is reset, erases all characters. | |||
| 5449 | * | |||
| 5450 | * Depending on DCSM, this function works on the presentation | |||
| 5451 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5452 | * | |||
| 5453 | * References: ECMA-48 § 8.3.40 | |||
| 5454 | * Terminal-wg/bidi | |||
| 5455 | */ | |||
| 5456 | } | |||
| 5457 | ||||
| 5458 | void | |||
| 5459 | Terminal::EL(bte::parser::Sequence const& seq) | |||
| 5460 | { | |||
| 5461 | /* | |||
| 5462 | * EL - erase-in-line | |||
| 5463 | * Erases characters. | |||
| 5464 | * | |||
| 5465 | * Arguments: | |||
| 5466 | * args[0]: mode | |||
| 5467 | * 0 = erase from the cursor position to the end of the line | |||
| 5468 | * 1 = erase from the beginning of the line to the cursor | |||
| 5469 | * position (inclusive) | |||
| 5470 | * 2 = erase line (FIXME: does this clear line attributes?) | |||
| 5471 | * | |||
| 5472 | * Defaults: | |||
| 5473 | * args[0]: 0 | |||
| 5474 | * | |||
| 5475 | * This function does not respect the scrolling margins. | |||
| 5476 | * | |||
| 5477 | * If ERM is set, erases only non-protected characters; if | |||
| 5478 | * ERM is reset, erases all characters. | |||
| 5479 | * | |||
| 5480 | * Depending on DCSM, this function works on the presentation | |||
| 5481 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5482 | * | |||
| 5483 | * References: ECMA-48 § 8.3.41 | |||
| 5484 | * VT525 | |||
| 5485 | * Terminal-wg/bidi | |||
| 5486 | */ | |||
| 5487 | ||||
| 5488 | erase_in_line(seq); | |||
| 5489 | } | |||
| 5490 | ||||
| 5491 | void | |||
| 5492 | Terminal::EM(bte::parser::Sequence const& seq) | |||
| 5493 | { | |||
| 5494 | /* | |||
| 5495 | * EM - end of medium | |||
| 5496 | * | |||
| 5497 | * References: ECMA-48 § 8.3.42 | |||
| 5498 | */ | |||
| 5499 | } | |||
| 5500 | ||||
| 5501 | void | |||
| 5502 | Terminal::EMI(bte::parser::Sequence const& seq) | |||
| 5503 | { | |||
| 5504 | /* | |||
| 5505 | * DMI - enable manual input | |||
| 5506 | * | |||
| 5507 | * References: ECMA-48 § 8.3.43 | |||
| 5508 | * | |||
| 5509 | * Probably not worth implementing. | |||
| 5510 | */ | |||
| 5511 | } | |||
| 5512 | ||||
| 5513 | void | |||
| 5514 | Terminal::ENQ(bte::parser::Sequence const& seq) | |||
| 5515 | { | |||
| 5516 | /* | |||
| 5517 | * ENQ - enquiry | |||
| 5518 | * Transmit the answerback-string. If none is set, do nothing. | |||
| 5519 | * | |||
| 5520 | * References: ECMA-48 § 8.3.44 | |||
| 5521 | * ECMA-16 § 3.1.5 | |||
| 5522 | */ | |||
| 5523 | ||||
| 5524 | /* No-op for security reasons */ | |||
| 5525 | } | |||
| 5526 | ||||
| 5527 | void | |||
| 5528 | Terminal::EOT(bte::parser::Sequence const& seq) | |||
| 5529 | { | |||
| 5530 | /* | |||
| 5531 | * EOT - end of transmission | |||
| 5532 | * | |||
| 5533 | * References: ECMA-48 § 8.3.45 | |||
| 5534 | * ECMA-16 § 3.1.4 | |||
| 5535 | * | |||
| 5536 | * Not worth implementing. | |||
| 5537 | */ | |||
| 5538 | } | |||
| 5539 | ||||
| 5540 | void | |||
| 5541 | Terminal::EPA(bte::parser::Sequence const& seq) | |||
| 5542 | { | |||
| 5543 | /* | |||
| 5544 | * EPA - end of guarded area | |||
| 5545 | * Marks the end of an area of positions (presentation) | |||
| 5546 | * that are protected; the beginning of the area was | |||
| 5547 | * marked by SPA. | |||
| 5548 | * | |||
| 5549 | * The contents of the area will be protected against | |||
| 5550 | * alteration, transfer (depending on the GATM setting), | |||
| 5551 | * and erasure (depending on the ERM setting). | |||
| 5552 | * | |||
| 5553 | * References: ECMA-48 § 8.3.46 | |||
| 5554 | */ | |||
| 5555 | } | |||
| 5556 | ||||
| 5557 | void | |||
| 5558 | Terminal::ESA(bte::parser::Sequence const& seq) | |||
| 5559 | { | |||
| 5560 | /* | |||
| 5561 | * ESA - end of selected area | |||
| 5562 | * Marks the end of an area of positions (presentation) | |||
| 5563 | * that are selected for transfer; the beginning of the area | |||
| 5564 | * was marked by SSA. | |||
| 5565 | * | |||
| 5566 | * References: ECMA-48 § 8.3.47 | |||
| 5567 | */ | |||
| 5568 | } | |||
| 5569 | ||||
| 5570 | void | |||
| 5571 | Terminal::ETB(bte::parser::Sequence const& seq) | |||
| 5572 | { | |||
| 5573 | /* | |||
| 5574 | * ETB - end of transmission block | |||
| 5575 | * | |||
| 5576 | * References: ECMA-48 § 8.3.49 | |||
| 5577 | * ECMA-16 § 3.1.10 | |||
| 5578 | * | |||
| 5579 | * Not worth implementing. | |||
| 5580 | */ | |||
| 5581 | } | |||
| 5582 | ||||
| 5583 | void | |||
| 5584 | Terminal::ETX(bte::parser::Sequence const& seq) | |||
| 5585 | { | |||
| 5586 | /* | |||
| 5587 | * ETX - end of text | |||
| 5588 | * | |||
| 5589 | * References: ECMA-48 § 8.3.49 | |||
| 5590 | * ECMA-16 § 3.1.3 | |||
| 5591 | * | |||
| 5592 | * Not worth implementing. | |||
| 5593 | */ | |||
| 5594 | } | |||
| 5595 | ||||
| 5596 | void | |||
| 5597 | Terminal::FF(bte::parser::Sequence const& seq) | |||
| 5598 | { | |||
| 5599 | /* | |||
| 5600 | * FF - form-feed | |||
| 5601 | * This causes the cursor to jump to the next line (presentation). | |||
| 5602 | * | |||
| 5603 | * References: ECMA-48 § 8.3.51 | |||
| 5604 | */ | |||
| 5605 | ||||
| 5606 | LF(seq); | |||
| 5607 | } | |||
| 5608 | ||||
| 5609 | void | |||
| 5610 | Terminal::FNK(bte::parser::Sequence const& seq) | |||
| 5611 | { | |||
| 5612 | /* | |||
| 5613 | * FNK - function key | |||
| 5614 | * | |||
| 5615 | * Arguments: | |||
| 5616 | * args[0]: function key that was operated | |||
| 5617 | * | |||
| 5618 | * Defaults: | |||
| 5619 | * args[0]: no default | |||
| 5620 | * | |||
| 5621 | * References: ECMA-48 § 8.3.52 | |||
| 5622 | * | |||
| 5623 | * Probably not worth implementing. | |||
| 5624 | */ | |||
| 5625 | } | |||
| 5626 | ||||
| 5627 | void | |||
| 5628 | Terminal::FNT(bte::parser::Sequence const& seq) | |||
| 5629 | { | |||
| 5630 | /* | |||
| 5631 | * FNT - font selection | |||
| 5632 | * Select the font to be used by subsequent SGR 10…19. | |||
| 5633 | * | |||
| 5634 | * Arguments: | |||
| 5635 | * args[0]: the font 0…9 | |||
| 5636 | * args[1]: font identifier | |||
| 5637 | * | |||
| 5638 | * Defaults: | |||
| 5639 | * args[0]: 0 | |||
| 5640 | * args[1]: 0 | |||
| 5641 | * | |||
| 5642 | * References: ECMA-48 § 8.3.53 | |||
| 5643 | * | |||
| 5644 | * Probably not worth implementing. | |||
| 5645 | */ | |||
| 5646 | } | |||
| 5647 | ||||
| 5648 | void | |||
| 5649 | Terminal::GCC(bte::parser::Sequence const& seq) | |||
| 5650 | { | |||
| 5651 | /* | |||
| 5652 | * GCC - graphic character combination | |||
| 5653 | * Two or more graphic characters that follow should be | |||
| 5654 | * imaged as one symbol. | |||
| 5655 | * | |||
| 5656 | * Arguments: | |||
| 5657 | * args[0]: mode | |||
| 5658 | * 0 = Combine the following two graphic characters | |||
| 5659 | * 1 = Start of string of characters to be combined | |||
| 5660 | * 2 = End of string of characters to be combined | |||
| 5661 | * | |||
| 5662 | * Defaults: | |||
| 5663 | * args[0]: 0 | |||
| 5664 | * | |||
| 5665 | * References: ECMA-48 § 8.3.54 | |||
| 5666 | * ECMA-43 Annex C | |||
| 5667 | */ | |||
| 5668 | } | |||
| 5669 | ||||
| 5670 | void | |||
| 5671 | Terminal::GSM(bte::parser::Sequence const& seq) | |||
| 5672 | { | |||
| 5673 | /* | |||
| 5674 | * GSM - graphic size modification | |||
| 5675 | * | |||
| 5676 | * Arguments: | |||
| 5677 | * args[0]: height as percentage of height set by GSS | |||
| 5678 | * args[1]: width as percentage of width set by GSS | |||
| 5679 | * | |||
| 5680 | * Defaults: | |||
| 5681 | * args[0]: 100 | |||
| 5682 | * args[0]: 100 | |||
| 5683 | * | |||
| 5684 | * References: ECMA-48 § 8.3.55 | |||
| 5685 | * | |||
| 5686 | * Not applicable to BTE. | |||
| 5687 | */ | |||
| 5688 | } | |||
| 5689 | ||||
| 5690 | void | |||
| 5691 | Terminal::GSS(bte::parser::Sequence const& seq) | |||
| 5692 | { | |||
| 5693 | /* | |||
| 5694 | * GSM - graphic size selection | |||
| 5695 | * | |||
| 5696 | * Arguments: | |||
| 5697 | * args[0]: size in the unit set by SSU | |||
| 5698 | * | |||
| 5699 | * Defaults: | |||
| 5700 | * args[0]: no default | |||
| 5701 | * | |||
| 5702 | * References: ECMA-48 § 8.3.56 | |||
| 5703 | * | |||
| 5704 | * Not applicable to BTE. | |||
| 5705 | */ | |||
| 5706 | } | |||
| 5707 | ||||
| 5708 | void | |||
| 5709 | Terminal::GnDm(bte::parser::Sequence const& seq) | |||
| 5710 | { | |||
| 5711 | /* | |||
| 5712 | * GnDm - Gn-designate 9m-charset | |||
| 5713 | * | |||
| 5714 | * Designate character sets to G-sets. | |||
| 5715 | * | |||
| 5716 | * References: ECMA-35 § 14.3 | |||
| 5717 | * ISO 2375 IR | |||
| 5718 | */ | |||
| 5719 | ||||
| 5720 | /* Since we mostly don't implement ECMA-35 anymore, we can mostly ignore this. */ | |||
| 5721 | ||||
| 5722 | BteCharacterReplacement replacement; | |||
| 5723 | switch (seq.charset()) { | |||
| 5724 | case BTE_CHARSET_DEC_SPECIAL_GRAPHIC: | |||
| 5725 | /* Some characters replaced by line drawing characters. | |||
| 5726 | * This is still used by ncurses :-( | |||
| 5727 | */ | |||
| 5728 | replacement = BTE_CHARACTER_REPLACEMENT_LINE_DRAWING; | |||
| 5729 | break; | |||
| 5730 | ||||
| 5731 | default: | |||
| 5732 | replacement = BTE_CHARACTER_REPLACEMENT_NONE; | |||
| 5733 | break; | |||
| 5734 | } | |||
| 5735 | ||||
| 5736 | unsigned int slot = seq.slot(); | |||
| 5737 | if (slot >= G_N_ELEMENTS(m_character_replacements)(sizeof (m_character_replacements) / sizeof ((m_character_replacements )[0]))) | |||
| 5738 | return; | |||
| 5739 | ||||
| 5740 | m_character_replacements[slot] = replacement; | |||
| 5741 | } | |||
| 5742 | ||||
| 5743 | void | |||
| 5744 | Terminal::GnDMm(bte::parser::Sequence const& seq) | |||
| 5745 | { | |||
| 5746 | /* | |||
| 5747 | * GnDm - Gn-designate multibyte 9m-charset | |||
| 5748 | * | |||
| 5749 | * Designate multibyte character sets to G-sets. | |||
| 5750 | * | |||
| 5751 | * References: ECMA-35 § 14.3 | |||
| 5752 | * ISO 2375 IR | |||
| 5753 | */ | |||
| 5754 | ||||
| 5755 | /* Since we mostly don't implement ECMA-35 anymore, we can ignore this */ | |||
| 5756 | } | |||
| 5757 | ||||
| 5758 | void | |||
| 5759 | Terminal::HPA(bte::parser::Sequence const& seq) | |||
| 5760 | { | |||
| 5761 | /* | |||
| 5762 | * HPA - horizontal position absolute | |||
| 5763 | * Move the active position (data) to the position specified by @args[0] | |||
| 5764 | * in the active line. | |||
| 5765 | * | |||
| 5766 | * Arguments: | |||
| 5767 | * args[0]: position (data) | |||
| 5768 | * | |||
| 5769 | * Defaults: | |||
| 5770 | * args[0]: 1 | |||
| 5771 | * | |||
| 5772 | * References: ECMA-48 § 8.3.57 | |||
| 5773 | * VT525 | |||
| 5774 | */ | |||
| 5775 | ||||
| 5776 | #if 0 | |||
| 5777 | unsigned int num = 1; | |||
| 5778 | ||||
| 5779 | if (seq->args[0] > 0) | |||
| 5780 | num = seq->args[0]; | |||
| 5781 | ||||
| 5782 | screen_cursor_clear_wrap(screen); | |||
| 5783 | screen_cursor_set(screen, num - 1, screen->state.cursor_y); | |||
| 5784 | #endif | |||
| 5785 | ||||
| 5786 | auto value = seq.collect1(0, 1, 1, m_column_count); | |||
| 5787 | set_cursor_column1(value); | |||
| 5788 | } | |||
| 5789 | ||||
| 5790 | void | |||
| 5791 | Terminal::HPB(bte::parser::Sequence const& seq) | |||
| 5792 | { | |||
| 5793 | /* | |||
| 5794 | * HPB - horizontal position backward | |||
| 5795 | * Move the active position (data) to the backward by @args[0] positions | |||
| 5796 | * in the active line. | |||
| 5797 | * | |||
| 5798 | * Arguments: | |||
| 5799 | * args[0]: number of positions to move | |||
| 5800 | * | |||
| 5801 | * Defaults: | |||
| 5802 | * args[0]: 1 | |||
| 5803 | * | |||
| 5804 | * References: ECMA-48 § 8.3.58 | |||
| 5805 | */ | |||
| 5806 | } | |||
| 5807 | ||||
| 5808 | void | |||
| 5809 | Terminal::HPR(bte::parser::Sequence const& seq) | |||
| 5810 | { | |||
| 5811 | /* | |||
| 5812 | * HPR - horizontal-position-relative | |||
| 5813 | * Move the active position (data) to the foward by @args[0] positions | |||
| 5814 | * in the active line. | |||
| 5815 | * | |||
| 5816 | * Arguments: | |||
| 5817 | * args[0]: number of positions to move | |||
| 5818 | * | |||
| 5819 | * Defaults: | |||
| 5820 | * args[0]: 1 | |||
| 5821 | * | |||
| 5822 | * References: ECMA-48 § 8.3.59 | |||
| 5823 | * VT525 | |||
| 5824 | */ | |||
| 5825 | #if 0 | |||
| 5826 | unsigned int num = 1; | |||
| 5827 | ||||
| 5828 | if (seq->args[0] > 0) | |||
| 5829 | num = seq->args[0]; | |||
| 5830 | ||||
| 5831 | screen_cursor_clear_wrap(screen); | |||
| 5832 | screen_cursor_right(screen, num); | |||
| 5833 | #endif | |||
| 5834 | } | |||
| 5835 | ||||
| 5836 | void | |||
| 5837 | Terminal::HT(bte::parser::Sequence const& seq) | |||
| 5838 | { | |||
| 5839 | /* | |||
| 5840 | * HT - character tabulation | |||
| 5841 | * Move the active position (presentation) to the next tab stop. | |||
| 5842 | * If there are no more tab stops, the cursor moves to the right | |||
| 5843 | * margin. Does not cause text to auto wrap. | |||
| 5844 | * | |||
| 5845 | * (If that next tabstop was set by TAC, TALE, TATE or TCC, | |||
| 5846 | * the properties of that tabstop will determine how subsequently | |||
| 5847 | * inserted text is positioned.) | |||
| 5848 | * | |||
| 5849 | * References: ECMA-48 § 8.3.60 | |||
| 5850 | * VT525 | |||
| 5851 | */ | |||
| 5852 | #if 0 | |||
| 5853 | screen_cursor_clear_wrap(screen); | |||
| 5854 | #endif | |||
| 5855 | ||||
| 5856 | move_cursor_tab_forward(); | |||
| 5857 | } | |||
| 5858 | ||||
| 5859 | void | |||
| 5860 | Terminal::HTJ(bte::parser::Sequence const& seq) | |||
| 5861 | { | |||
| 5862 | /* | |||
| 5863 | * HTJ - character tabulation with justification | |||
| 5864 | * | |||
| 5865 | * References: ECMA-48 § 8.3.61 | |||
| 5866 | * VT525 | |||
| 5867 | */ | |||
| 5868 | #if 0 | |||
| 5869 | screen_cursor_clear_wrap(screen); | |||
| 5870 | #endif | |||
| 5871 | ||||
| 5872 | move_cursor_tab_forward(); | |||
| 5873 | } | |||
| 5874 | ||||
| 5875 | void | |||
| 5876 | Terminal::HTS(bte::parser::Sequence const& seq) | |||
| 5877 | { | |||
| 5878 | /* | |||
| 5879 | * HTS - horizontal-tab-set | |||
| 5880 | * Set a tabstop at the active position (presentation). | |||
| 5881 | * | |||
| 5882 | * Affected by TSM mode. | |||
| 5883 | * | |||
| 5884 | * References: ECMA-48 § 8.3.62 | |||
| 5885 | * VT525 | |||
| 5886 | */ | |||
| 5887 | ||||
| 5888 | m_tabstops.set(get_cursor_column()); | |||
| 5889 | } | |||
| 5890 | ||||
| 5891 | void | |||
| 5892 | Terminal::HVP(bte::parser::Sequence const& seq) | |||
| 5893 | { | |||
| 5894 | /* | |||
| 5895 | * HVP - horizontal-and-vertical-position | |||
| 5896 | * Sets the active position (data) | |||
| 5897 | * | |||
| 5898 | * Arguments: | |||
| 5899 | * args[0]: the line | |||
| 5900 | * args[1]: the column | |||
| 5901 | * | |||
| 5902 | * Defaults: | |||
| 5903 | * args[0]: 1 | |||
| 5904 | * args[1]: 1 | |||
| 5905 | * | |||
| 5906 | * If DECOM is set, the position is relative to the top/bottom | |||
| 5907 | * margins, and may not be outside it. | |||
| 5908 | * | |||
| 5909 | * References: ECMA-48 § 8.3.63 | |||
| 5910 | * VT525 | |||
| 5911 | */ | |||
| 5912 | ||||
| 5913 | CUP(seq); | |||
| 5914 | } | |||
| 5915 | ||||
| 5916 | void | |||
| 5917 | Terminal::ICH(bte::parser::Sequence const& seq) | |||
| 5918 | { | |||
| 5919 | /* | |||
| 5920 | * ICH - insert-character | |||
| 5921 | * Inserts SPACE (2/0) character(s) at the cursor position. | |||
| 5922 | * | |||
| 5923 | * Arguments: | |||
| 5924 | * args[0]: the number of characters to insert | |||
| 5925 | * | |||
| 5926 | * Defaults: | |||
| 5927 | * args[0]: 1 | |||
| 5928 | * | |||
| 5929 | * Depending on DCSM, this function works on the presentation | |||
| 5930 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 5931 | ||||
| 5932 | * Also affected by HEM mode, and the SLH, and SEE functions. | |||
| 5933 | * | |||
| 5934 | * References: ECMA-48 §8.3.64 | |||
| 5935 | * VT525 | |||
| 5936 | * Terminal-wg/bidi | |||
| 5937 | */ | |||
| 5938 | #if 0 | |||
| 5939 | unsigned int num = 1; | |||
| 5940 | ||||
| 5941 | if (seq->args[0] > 0) | |||
| 5942 | num = seq->args[0]; | |||
| 5943 | ||||
| 5944 | screen_cursor_clear_wrap(screen); | |||
| 5945 | bte_page_insert_cells(screen->page, | |||
| 5946 | screen->state.cursor_x, | |||
| 5947 | screen->state.cursor_y, | |||
| 5948 | num, | |||
| 5949 | &screen->state.attr, | |||
| 5950 | screen->age); | |||
| 5951 | #endif | |||
| 5952 | ||||
| 5953 | auto const count = seq.collect1(0, 1, 1, int(m_column_count - m_screen->cursor.col)); | |||
| 5954 | ||||
| 5955 | /* TODOegmont: Insert them in a single run, so that we call cleanup_fragments only once. */ | |||
| 5956 | for (auto i = 0; i < count; i++) | |||
| 5957 | insert_blank_character(); | |||
| 5958 | } | |||
| 5959 | ||||
| 5960 | void | |||
| 5961 | Terminal::IDCS(bte::parser::Sequence const& seq) | |||
| 5962 | { | |||
| 5963 | /* | |||
| 5964 | * IDCS - identify device control string | |||
| 5965 | * | |||
| 5966 | * Arguments: | |||
| 5967 | * args[0]: mode | |||
| 5968 | * 1 = reserved for use with SRTM mode | |||
| 5969 | * 2 = reservewd for DRCS according to ECMA-35 | |||
| 5970 | ||||
| 5971 | * Defaults: | |||
| 5972 | * args[0]: no default | |||
| 5973 | * | |||
| 5974 | * References: ECMA-48 § 8.3.65 | |||
| 5975 | */ | |||
| 5976 | } | |||
| 5977 | ||||
| 5978 | void | |||
| 5979 | Terminal::IGS(bte::parser::Sequence const& seq) | |||
| 5980 | { | |||
| 5981 | /* | |||
| 5982 | * IGS - identify graphic subrepertoire | |||
| 5983 | * Specifies a repertoire of graphic characters to be used | |||
| 5984 | * in the following text. | |||
| 5985 | * | |||
| 5986 | * Arguments: | |||
| 5987 | * args[0]: identifier from ISO 7350 registry | |||
| 5988 | ||||
| 5989 | * Defaults: | |||
| 5990 | * args[0]: no default | |||
| 5991 | * | |||
| 5992 | * References: ECMA-48 § 8.3.66 | |||
| 5993 | * ISO/IEC 7350 | |||
| 5994 | * ISO/IEC 10367 | |||
| 5995 | * | |||
| 5996 | * Not worth implementing. | |||
| 5997 | */ | |||
| 5998 | } | |||
| 5999 | ||||
| 6000 | void | |||
| 6001 | Terminal::IL(bte::parser::Sequence const& seq) | |||
| 6002 | { | |||
| 6003 | /* | |||
| 6004 | * IL - insert-line | |||
| 6005 | * Insert (a) blank line(s) at the active position. | |||
| 6006 | * | |||
| 6007 | * Arguments: | |||
| 6008 | * args[0]: the number of lines | |||
| 6009 | * | |||
| 6010 | * Defaults: | |||
| 6011 | * args[0]: 1 | |||
| 6012 | * | |||
| 6013 | * Depending on DCSM, this function works on the presentation | |||
| 6014 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 6015 | * | |||
| 6016 | * Also affected by the TSM and VEM modes, | |||
| 6017 | * and the SLH and SEE functions. | |||
| 6018 | * | |||
| 6019 | * References: ECMA-48 § 8.3.67 | |||
| 6020 | * DEC STD 070 page 5-146 | |||
| 6021 | * Terminal-wg/bidi | |||
| 6022 | */ | |||
| 6023 | #if 0 | |||
| 6024 | unsigned int num = 1; | |||
| 6025 | ||||
| 6026 | if (seq->args[0] > 0) | |||
| 6027 | num = seq->args[0]; | |||
| 6028 | ||||
| 6029 | screen_cursor_clear_wrap(screen); | |||
| 6030 | bte_page_insert_lines(screen->page, | |||
| 6031 | screen->state.cursor_y, | |||
| 6032 | num, | |||
| 6033 | &screen->state.attr, | |||
| 6034 | screen->age); | |||
| 6035 | #endif | |||
| 6036 | ||||
| 6037 | auto const count = seq.collect1(0, 1); | |||
| 6038 | insert_lines(count); | |||
| 6039 | } | |||
| 6040 | ||||
| 6041 | void | |||
| 6042 | Terminal::IND(bte::parser::Sequence const& seq) | |||
| 6043 | { | |||
| 6044 | /* | |||
| 6045 | * IND - index - DEPRECATED | |||
| 6046 | * | |||
| 6047 | * References: ECMA-48 § F.8.2 | |||
| 6048 | */ | |||
| 6049 | ||||
| 6050 | LF(seq); | |||
| 6051 | } | |||
| 6052 | ||||
| 6053 | void | |||
| 6054 | Terminal::INT(bte::parser::Sequence const& seq) | |||
| 6055 | { | |||
| 6056 | /* | |||
| 6057 | * INT - interrupt | |||
| 6058 | * | |||
| 6059 | * References: ECMA-48 § 8.3.68 | |||
| 6060 | */ | |||
| 6061 | } | |||
| 6062 | ||||
| 6063 | void | |||
| 6064 | Terminal::IRR(bte::parser::Sequence const& seq) | |||
| 6065 | { | |||
| 6066 | /* | |||
| 6067 | * IRR - identify-revised-registration | |||
| 6068 | * | |||
| 6069 | * References: ECMA-35 § 14.5 | |||
| 6070 | * | |||
| 6071 | * Probably not worth implementing. | |||
| 6072 | */ | |||
| 6073 | ||||
| 6074 | /* Since we mostly don't implement ECMA-35 anymore, we can ignore this */ | |||
| 6075 | } | |||
| 6076 | ||||
| 6077 | void | |||
| 6078 | Terminal::IS1(bte::parser::Sequence const& seq) | |||
| 6079 | { | |||
| 6080 | /* | |||
| 6081 | * IS1 - information separator 1 / unit separator (US) | |||
| 6082 | * | |||
| 6083 | * References: ECMA-48 § 8.3.69, § 8.2.10 | |||
| 6084 | */ | |||
| 6085 | } | |||
| 6086 | ||||
| 6087 | void | |||
| 6088 | Terminal::IS2(bte::parser::Sequence const& seq) | |||
| 6089 | { | |||
| 6090 | /* | |||
| 6091 | * IS2 - information separator 2 / record separator (RS) | |||
| 6092 | * | |||
| 6093 | * References: ECMA-48 § 8.3.70, § 8.2.10 | |||
| 6094 | */ | |||
| 6095 | } | |||
| 6096 | ||||
| 6097 | void | |||
| 6098 | Terminal::IS3(bte::parser::Sequence const& seq) | |||
| 6099 | { | |||
| 6100 | /* | |||
| 6101 | * IS3 - information separator 3 / group separator (GS) | |||
| 6102 | * | |||
| 6103 | * References: ECMA-48 § 8.3.71, § 8.2.10 | |||
| 6104 | */ | |||
| 6105 | } | |||
| 6106 | ||||
| 6107 | void | |||
| 6108 | Terminal::IS4(bte::parser::Sequence const& seq) | |||
| 6109 | { | |||
| 6110 | /* | |||
| 6111 | * IS4 - information separator 4 / file separator (FS) | |||
| 6112 | * | |||
| 6113 | * References: ECMA-48 § 8.3.72, § 8.2.10 | |||
| 6114 | */ | |||
| 6115 | } | |||
| 6116 | ||||
| 6117 | void | |||
| 6118 | Terminal::JFY(bte::parser::Sequence const& seq) | |||
| 6119 | { | |||
| 6120 | /* | |||
| 6121 | * JFY - justify | |||
| 6122 | * | |||
| 6123 | * References: ECMA-48 § 8.3.73 | |||
| 6124 | * | |||
| 6125 | * Probably not worth implementing. | |||
| 6126 | */ | |||
| 6127 | } | |||
| 6128 | ||||
| 6129 | void | |||
| 6130 | Terminal::LF(bte::parser::Sequence const& seq) | |||
| 6131 | { | |||
| 6132 | /* | |||
| 6133 | * LF - line-feed | |||
| 6134 | * XXXX | |||
| 6135 | * | |||
| 6136 | * References: ECMA-48 § 8.3.74 | |||
| 6137 | */ | |||
| 6138 | ||||
| 6139 | #if 0 | |||
| 6140 | screen_cursor_down(screen, 1, true); | |||
| 6141 | if (screen->flags & BTE_FLAG_NEWLINE_MODE) | |||
| 6142 | screen_cursor_left(screen, screen->state.cursor_x); | |||
| 6143 | #endif | |||
| 6144 | ||||
| 6145 | line_feed(); | |||
| 6146 | } | |||
| 6147 | ||||
| 6148 | void | |||
| 6149 | Terminal::LS0(bte::parser::Sequence const& seq) | |||
| 6150 | { | |||
| 6151 | /* | |||
| 6152 | * LS0 -locking shift 0 (8 bit) | |||
| 6153 | * SI - shift-in (7 bit) | |||
| 6154 | * | |||
| 6155 | * Map G0 into GL. | |||
| 6156 | * | |||
| 6157 | * References: ECMA-35 § 9.3.1 | |||
| 6158 | * ECMA-48 § 8.3.75, 8.3.119 | |||
| 6159 | */ | |||
| 6160 | #if 0 | |||
| 6161 | screen->state.gl = &screen->g0; | |||
| 6162 | #endif | |||
| 6163 | ||||
| 6164 | set_character_replacement(0); | |||
| 6165 | } | |||
| 6166 | ||||
| 6167 | void | |||
| 6168 | Terminal::LS1(bte::parser::Sequence const& seq) | |||
| 6169 | { | |||
| 6170 | /* | |||
| 6171 | * LS1 -locking shift 1 (8 bit) | |||
| 6172 | * SO - shift-out (7 bit) | |||
| 6173 | * | |||
| 6174 | * Map G1 into GL. | |||
| 6175 | * | |||
| 6176 | * References: ECMA-35 § 9.3.1 | |||
| 6177 | * ECMA-48 § 8.3.76, 8.3.126 | |||
| 6178 | */ | |||
| 6179 | #if 0 | |||
| 6180 | screen->state.gl = &screen->g1; | |||
| 6181 | #endif | |||
| 6182 | ||||
| 6183 | set_character_replacement(1); | |||
| 6184 | } | |||
| 6185 | ||||
| 6186 | void | |||
| 6187 | Terminal::LS1R(bte::parser::Sequence const& seq) | |||
| 6188 | { | |||
| 6189 | /* | |||
| 6190 | * LS1R - locking-shift-1-right | |||
| 6191 | * Map G1 into GR. | |||
| 6192 | * | |||
| 6193 | * References: ECMA-35 § 9.3.2 | |||
| 6194 | * ECMA-48 § 8.3.77 | |||
| 6195 | */ | |||
| 6196 | #if 0 | |||
| 6197 | screen->state.gr = &screen->g1; | |||
| 6198 | #endif | |||
| 6199 | } | |||
| 6200 | ||||
| 6201 | void | |||
| 6202 | Terminal::LS2(bte::parser::Sequence const& seq) | |||
| 6203 | { | |||
| 6204 | /* | |||
| 6205 | * LS2 - locking-shift-2 | |||
| 6206 | * Map G2 into GL. | |||
| 6207 | * | |||
| 6208 | * References: ECMA-35 § 9.3.1 | |||
| 6209 | * ECMA-48 § 8.3.78 | |||
| 6210 | */ | |||
| 6211 | #if 0 | |||
| 6212 | screen->state.gl = &screen->g2; | |||
| 6213 | #endif | |||
| 6214 | } | |||
| 6215 | ||||
| 6216 | void | |||
| 6217 | Terminal::LS2R(bte::parser::Sequence const& seq) | |||
| 6218 | { | |||
| 6219 | /* | |||
| 6220 | * LS2R - locking-shift-2-right | |||
| 6221 | * Map G2 into GR. | |||
| 6222 | * | |||
| 6223 | * References: ECMA-35 § 9.3.2 | |||
| 6224 | * ECMA-48 § 8.3.79 | |||
| 6225 | */ | |||
| 6226 | #if 0 | |||
| 6227 | screen->state.gr = &screen->g2; | |||
| 6228 | #endif | |||
| 6229 | } | |||
| 6230 | ||||
| 6231 | void | |||
| 6232 | Terminal::LS3(bte::parser::Sequence const& seq) | |||
| 6233 | { | |||
| 6234 | /* | |||
| 6235 | * LS3 - locking-shift-3 | |||
| 6236 | * Map G3 into GL. | |||
| 6237 | * | |||
| 6238 | * References: ECMA-35 § 9.3.1 | |||
| 6239 | * ECMA-48 § 8.3.80 | |||
| 6240 | */ | |||
| 6241 | ||||
| 6242 | #if 0 | |||
| 6243 | screen->state.gl = &screen->g3; | |||
| 6244 | #endif | |||
| 6245 | } | |||
| 6246 | ||||
| 6247 | void | |||
| 6248 | Terminal::LS3R(bte::parser::Sequence const& seq) | |||
| 6249 | { | |||
| 6250 | /* | |||
| 6251 | * LS3R - locking-shift-3-right | |||
| 6252 | * Map G3 into GR. | |||
| 6253 | * | |||
| 6254 | * References: ECMA-35 § 9.3.2 | |||
| 6255 | * ECMA-48 § 8.3.81 | |||
| 6256 | */ | |||
| 6257 | #if 0 | |||
| 6258 | screen->state.gr = &screen->g3; | |||
| 6259 | #endif | |||
| 6260 | } | |||
| 6261 | ||||
| 6262 | void | |||
| 6263 | Terminal::MC_ECMA(bte::parser::Sequence const& seq) | |||
| 6264 | { | |||
| 6265 | /* | |||
| 6266 | * MC_ECMA - media-copy-ecma | |||
| 6267 | * | |||
| 6268 | * References: ECMA-48 § 8.3.82 | |||
| 6269 | * VT525 | |||
| 6270 | * | |||
| 6271 | * Probably not worth implementing. | |||
| 6272 | */ | |||
| 6273 | } | |||
| 6274 | ||||
| 6275 | void | |||
| 6276 | Terminal::MC_DEC(bte::parser::Sequence const& seq) | |||
| 6277 | { | |||
| 6278 | /* | |||
| 6279 | * MC_DEC - media-copy-dec | |||
| 6280 | * | |||
| 6281 | * References: VT525 | |||
| 6282 | * | |||
| 6283 | * Probably not worth implementing. | |||
| 6284 | */ | |||
| 6285 | } | |||
| 6286 | ||||
| 6287 | void | |||
| 6288 | Terminal::MW(bte::parser::Sequence const& seq) | |||
| 6289 | { | |||
| 6290 | /* | |||
| 6291 | * MW - message waiting | |||
| 6292 | * | |||
| 6293 | * References: ECMA-48 § 8.3.83 | |||
| 6294 | * | |||
| 6295 | * Not worth implementing. | |||
| 6296 | */ | |||
| 6297 | } | |||
| 6298 | ||||
| 6299 | void | |||
| 6300 | Terminal::NAK(bte::parser::Sequence const& seq) | |||
| 6301 | { | |||
| 6302 | /* | |||
| 6303 | * NAK - negative acknowledge | |||
| 6304 | * | |||
| 6305 | * References: ECMA-48 § 8.3.84 | |||
| 6306 | * ECMA-16 § 3.1.8 | |||
| 6307 | * | |||
| 6308 | * Not worth implementing. | |||
| 6309 | */ | |||
| 6310 | } | |||
| 6311 | ||||
| 6312 | void | |||
| 6313 | Terminal::NBH(bte::parser::Sequence const& seq) | |||
| 6314 | { | |||
| 6315 | /* | |||
| 6316 | * BPH - no break permitted here | |||
| 6317 | * | |||
| 6318 | * References: ECMA-48 § 8.3.85 | |||
| 6319 | * | |||
| 6320 | * Not worth implementing. | |||
| 6321 | */ | |||
| 6322 | } | |||
| 6323 | ||||
| 6324 | void | |||
| 6325 | Terminal::NEL(bte::parser::Sequence const& seq) | |||
| 6326 | { | |||
| 6327 | /* | |||
| 6328 | * NEL - next-line | |||
| 6329 | * Moves the cursor to the first column in the next line. | |||
| 6330 | * If the cursor is on the bottom margin, this scrolls up. | |||
| 6331 | * | |||
| 6332 | * References: ECMA-48 § 8.3.86 | |||
| 6333 | */ | |||
| 6334 | #if 0 | |||
| 6335 | screen_cursor_clear_wrap(screen); | |||
| 6336 | screen_cursor_down(screen, 1, true); | |||
| 6337 | screen_cursor_set(screen, 0, screen->state.cursor_y); | |||
| 6338 | #endif | |||
| 6339 | ||||
| 6340 | set_cursor_column(0); | |||
| 6341 | cursor_down(true); | |||
| 6342 | } | |||
| 6343 | ||||
| 6344 | void | |||
| 6345 | Terminal::NP(bte::parser::Sequence const& seq) | |||
| 6346 | { | |||
| 6347 | /* | |||
| 6348 | * NP - next-page | |||
| 6349 | * Move cursor to home on the next page (presentation). | |||
| 6350 | * (Ignored if there is only one page.) | |||
| 6351 | * | |||
| 6352 | * Arguments: | |||
| 6353 | * args[0]: number of pages to move forward | |||
| 6354 | * | |||
| 6355 | * Defaults: | |||
| 6356 | * args[0]: 1 | |||
| 6357 | * | |||
| 6358 | * References: ECMA-48 § 8.3.87 | |||
| 6359 | * VT525 | |||
| 6360 | * | |||
| 6361 | * Since BTE only has one page, this is ignored. | |||
| 6362 | */ | |||
| 6363 | } | |||
| 6364 | ||||
| 6365 | void | |||
| 6366 | Terminal::NUL(bte::parser::Sequence const& seq) | |||
| 6367 | { | |||
| 6368 | /* | |||
| 6369 | * NUL - nothing | |||
| 6370 | * | |||
| 6371 | * References: ECMA-48 § 8.3.88 | |||
| 6372 | */ | |||
| 6373 | } | |||
| 6374 | ||||
| 6375 | void | |||
| 6376 | Terminal::OSC(bte::parser::Sequence const& seq) | |||
| 6377 | { | |||
| 6378 | /* | |||
| 6379 | * OSC - operating system command | |||
| 6380 | * | |||
| 6381 | * References: ECMA-48 § 8.3.89 | |||
| 6382 | * XTERM | |||
| 6383 | */ | |||
| 6384 | ||||
| 6385 | /* Our OSC have the format | |||
| 6386 | * OSC number ; rest of string ST | |||
| 6387 | * where the rest of the string may or may not contain more semicolons. | |||
| 6388 | * | |||
| 6389 | * First, extract the number. | |||
| 6390 | */ | |||
| 6391 | ||||
| 6392 | auto str = seq.string_utf8(); | |||
| 6393 | bte::parser::StringTokeniser tokeniser{str, ';'}; | |||
| 6394 | auto it = tokeniser.cbegin(); | |||
| 6395 | int osc; | |||
| 6396 | if (!it.number(osc)) | |||
| 6397 | return; | |||
| 6398 | ||||
| 6399 | auto const cend = tokeniser.cend(); | |||
| 6400 | ++it; /* could now be cend */ | |||
| 6401 | ||||
| 6402 | switch (osc) { | |||
| 6403 | case BTE_OSC_BTECWF: | |||
| 6404 | set_current_file_uri(seq, it, cend); | |||
| 6405 | break; | |||
| 6406 | ||||
| 6407 | case BTE_OSC_BTECWD: | |||
| 6408 | set_current_directory_uri(seq, it, cend); | |||
| 6409 | break; | |||
| 6410 | ||||
| 6411 | case BTE_OSC_BTEHYPER: | |||
| 6412 | set_current_hyperlink(seq, it, cend); | |||
| 6413 | break; | |||
| 6414 | ||||
| 6415 | case -1: /* default */ | |||
| 6416 | case BTE_OSC_XTERM_SET_WINDOW_AND_ICON_TITLE: { | |||
| 6417 | std::string title; | |||
| 6418 | if (it != cend) | |||
| 6419 | title = it.string_remaining(); | |||
| 6420 | m_icon_title_pending = title; | |||
| 6421 | m_window_title_pending.swap(title); | |||
| 6422 | m_icon_title_changed = true; | |||
| 6423 | m_window_title_changed = true; | |||
| 6424 | break; | |||
| 6425 | } | |||
| 6426 | ||||
| 6427 | case BTE_OSC_XTERM_SET_ICON_TITLE: { | |||
| 6428 | std::string title; | |||
| 6429 | if (it != cend) | |||
| 6430 | title = it.string_remaining(); | |||
| 6431 | m_icon_title_pending.swap(title); | |||
| 6432 | m_icon_title_changed = true; | |||
| 6433 | break; | |||
| 6434 | } | |||
| 6435 | ||||
| 6436 | case BTE_OSC_XTERM_SET_WINDOW_TITLE: { | |||
| 6437 | std::string title; | |||
| 6438 | if (it != cend && | |||
| 6439 | it.size_remaining() < BTE_WINDOW_TITLE_MAX_LENGTH(1024)) | |||
| 6440 | title = it.string_remaining(); | |||
| 6441 | m_window_title_pending.swap(title); | |||
| 6442 | m_window_title_changed = true; | |||
| 6443 | break; | |||
| 6444 | } | |||
| 6445 | ||||
| 6446 | case BTE_OSC_XTERM_SET_COLOR: | |||
| 6447 | case BTE_OSC_XTERM_SET_COLOR_SPECIAL: | |||
| 6448 | set_color(seq, it, cend, osc); | |||
| 6449 | break; | |||
| 6450 | ||||
| 6451 | case BTE_OSC_XTERM_SET_COLOR_TEXT_FG: | |||
| 6452 | set_special_color(seq, it, cend, BTE_DEFAULT_FG256, -1, osc); | |||
| 6453 | break; | |||
| 6454 | ||||
| 6455 | case BTE_OSC_XTERM_SET_COLOR_TEXT_BG: | |||
| 6456 | set_special_color(seq, it, cend, BTE_DEFAULT_BG257, -1, osc); | |||
| 6457 | break; | |||
| 6458 | ||||
| 6459 | case BTE_OSC_XTERM_SET_COLOR_CURSOR_BG: | |||
| 6460 | set_special_color(seq, it, cend, BTE_CURSOR_BG261, BTE_DEFAULT_FG256, osc); | |||
| 6461 | break; | |||
| 6462 | ||||
| 6463 | case BTE_OSC_XTERM_SET_COLOR_HIGHLIGHT_BG: | |||
| 6464 | set_special_color(seq, it, cend, BTE_HIGHLIGHT_BG260, BTE_DEFAULT_FG256, osc); | |||
| 6465 | break; | |||
| 6466 | ||||
| 6467 | case BTE_OSC_XTERM_SET_COLOR_HIGHLIGHT_FG: | |||
| 6468 | set_special_color(seq, it, cend, BTE_HIGHLIGHT_FG259, BTE_DEFAULT_BG257, osc); | |||
| 6469 | break; | |||
| 6470 | ||||
| 6471 | case BTE_OSC_XTERM_RESET_COLOR: | |||
| 6472 | case BTE_OSC_XTERM_RESET_COLOR_SPECIAL: | |||
| 6473 | reset_color(seq, it, cend, osc); | |||
| 6474 | break; | |||
| 6475 | ||||
| 6476 | case BTE_OSC_XTERM_RESET_COLOR_TEXT_FG: | |||
| 6477 | reset_color(BTE_DEFAULT_FG256, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 6478 | break; | |||
| 6479 | ||||
| 6480 | case BTE_OSC_XTERM_RESET_COLOR_TEXT_BG: | |||
| 6481 | reset_color(BTE_DEFAULT_BG257, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 6482 | break; | |||
| 6483 | ||||
| 6484 | case BTE_OSC_XTERM_RESET_COLOR_CURSOR_BG: | |||
| 6485 | reset_color(BTE_CURSOR_BG261, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 6486 | break; | |||
| 6487 | ||||
| 6488 | case BTE_OSC_XTERM_RESET_COLOR_HIGHLIGHT_BG: | |||
| 6489 | reset_color(BTE_HIGHLIGHT_BG260, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 6490 | break; | |||
| 6491 | ||||
| 6492 | case BTE_OSC_XTERM_RESET_COLOR_HIGHLIGHT_FG: | |||
| 6493 | reset_color(BTE_HIGHLIGHT_FG259, BTE_COLOR_SOURCE_ESCAPE0); | |||
| 6494 | break; | |||
| 6495 | ||||
| 6496 | case BTE_OSC_XTERM_SET_XPROPERTY: | |||
| 6497 | case BTE_OSC_XTERM_SET_COLOR_MOUSE_CURSOR_FG: | |||
| 6498 | case BTE_OSC_XTERM_SET_COLOR_MOUSE_CURSOR_BG: | |||
| 6499 | case BTE_OSC_XTERM_SET_COLOR_TEK_FG: | |||
| 6500 | case BTE_OSC_XTERM_SET_COLOR_TEK_BG: | |||
| 6501 | case BTE_OSC_XTERM_SET_COLOR_TEK_CURSOR: | |||
| 6502 | case BTE_OSC_XTERM_LOGFILE: | |||
| 6503 | case BTE_OSC_XTERM_SET_FONT: | |||
| 6504 | case BTE_OSC_XTERM_SET_XSELECTION: | |||
| 6505 | case BTE_OSC_XTERM_SET_COLOR_MODE: | |||
| 6506 | case BTE_OSC_XTERM_RESET_COLOR_MOUSE_CURSOR_FG: | |||
| 6507 | case BTE_OSC_XTERM_RESET_COLOR_MOUSE_CURSOR_BG: | |||
| 6508 | case BTE_OSC_XTERM_RESET_COLOR_TEK_FG: | |||
| 6509 | case BTE_OSC_XTERM_RESET_COLOR_TEK_BG: | |||
| 6510 | case BTE_OSC_XTERM_RESET_COLOR_TEK_CURSOR: | |||
| 6511 | case BTE_OSC_EMACS_51: | |||
| 6512 | case BTE_OSC_ITERM2_133: | |||
| 6513 | case BTE_OSC_ITERM2_1337: | |||
| 6514 | case BTE_OSC_ITERM2_GROWL: | |||
| 6515 | case BTE_OSC_KONSOLE_30: | |||
| 6516 | case BTE_OSC_KONSOLE_31: | |||
| 6517 | case BTE_OSC_RLOGIN_SET_KANJI_MODE: | |||
| 6518 | case BTE_OSC_RLOGIN_SPEECH: | |||
| 6519 | case BTE_OSC_RXVT_SET_BACKGROUND_PIXMAP: | |||
| 6520 | case BTE_OSC_RXVT_SET_COLOR_FG: | |||
| 6521 | case BTE_OSC_RXVT_SET_COLOR_BG: | |||
| 6522 | case BTE_OSC_RXVT_DUMP_SCREEN: | |||
| 6523 | case BTE_OSC_URXVT_SET_LOCALE: | |||
| 6524 | case BTE_OSC_URXVT_VERSION: | |||
| 6525 | case BTE_OSC_URXVT_SET_COLOR_TEXT_ITALIC: | |||
| 6526 | case BTE_OSC_URXVT_SET_COLOR_TEXT_BOLD: | |||
| 6527 | case BTE_OSC_URXVT_SET_COLOR_UNDERLINE: | |||
| 6528 | case BTE_OSC_URXVT_SET_COLOR_BORDER: | |||
| 6529 | case BTE_OSC_URXVT_SET_FONT: | |||
| 6530 | case BTE_OSC_URXVT_SET_FONT_BOLD: | |||
| 6531 | case BTE_OSC_URXVT_SET_FONT_ITALIC: | |||
| 6532 | case BTE_OSC_URXVT_SET_FONT_BOLD_ITALIC: | |||
| 6533 | case BTE_OSC_URXVT_VIEW_UP: | |||
| 6534 | case BTE_OSC_URXVT_VIEW_DOWN: | |||
| 6535 | case BTE_OSC_URXVT_EXTENSION: | |||
| 6536 | case BTE_OSC_YF_RQGWR: | |||
| 6537 | default: | |||
| 6538 | break; | |||
| 6539 | } | |||
| 6540 | } | |||
| 6541 | ||||
| 6542 | void | |||
| 6543 | Terminal::PEC(bte::parser::Sequence const& seq) | |||
| 6544 | { | |||
| 6545 | /* | |||
| 6546 | * PEC - presentation expand or contract | |||
| 6547 | * | |||
| 6548 | * References: ECMA-48 § 8.3.90 | |||
| 6549 | * | |||
| 6550 | * Not applicable in BTE. | |||
| 6551 | */ | |||
| 6552 | } | |||
| 6553 | ||||
| 6554 | void | |||
| 6555 | Terminal::PFS(bte::parser::Sequence const& seq) | |||
| 6556 | { | |||
| 6557 | /* | |||
| 6558 | * PFS - page format selection | |||
| 6559 | * | |||
| 6560 | * References: ECMA-48 § 8.3.91 | |||
| 6561 | * | |||
| 6562 | * Not applicable in BTE. | |||
| 6563 | */ | |||
| 6564 | } | |||
| 6565 | ||||
| 6566 | void | |||
| 6567 | Terminal::PLD(bte::parser::Sequence const& seq) | |||
| 6568 | { | |||
| 6569 | /* | |||
| 6570 | * PLD - partial line forward | |||
| 6571 | * | |||
| 6572 | * References: ECMA-48 § 8.3.92 | |||
| 6573 | * | |||
| 6574 | * Could use this to implement subscript text. | |||
| 6575 | */ | |||
| 6576 | } | |||
| 6577 | ||||
| 6578 | void | |||
| 6579 | Terminal::PLU(bte::parser::Sequence const& seq) | |||
| 6580 | { | |||
| 6581 | /* | |||
| 6582 | * PLU - partial line backward | |||
| 6583 | * | |||
| 6584 | * References: ECMA-48 § 8.3.93 | |||
| 6585 | * | |||
| 6586 | * Could use this to implement superscript text. | |||
| 6587 | */ | |||
| 6588 | } | |||
| 6589 | ||||
| 6590 | void | |||
| 6591 | Terminal::PP(bte::parser::Sequence const& seq) | |||
| 6592 | { | |||
| 6593 | /* | |||
| 6594 | * PP - preceding page | |||
| 6595 | * Move cursor to home on the previous page (presentation). | |||
| 6596 | * (Ignored if there is only one page.) | |||
| 6597 | * | |||
| 6598 | * Arguments: | |||
| 6599 | * args[0]: number of pages to move backward | |||
| 6600 | * | |||
| 6601 | * Defaults: | |||
| 6602 | * args[0]: 1 | |||
| 6603 | * | |||
| 6604 | * References: ECMA-48 § 8.3.95 | |||
| 6605 | * VT525 | |||
| 6606 | * | |||
| 6607 | * Since BTE only has one page, this is ignored. | |||
| 6608 | */ | |||
| 6609 | } | |||
| 6610 | ||||
| 6611 | void | |||
| 6612 | Terminal::PPA(bte::parser::Sequence const& seq) | |||
| 6613 | { | |||
| 6614 | /* | |||
| 6615 | * PPA - page position absolute | |||
| 6616 | * Move the cursor to the current position on the specified page | |||
| 6617 | * (data). | |||
| 6618 | * (Ignored if there is only one page.) | |||
| 6619 | * | |||
| 6620 | * Arguments: | |||
| 6621 | * args[0]: absolute page number | |||
| 6622 | * | |||
| 6623 | * Defaults: | |||
| 6624 | * args[0]: 1 | |||
| 6625 | * | |||
| 6626 | * References: ECMA-48 § 8.3.96 | |||
| 6627 | * VT525 | |||
| 6628 | * | |||
| 6629 | * Since BTE only has one page, this is ignored. | |||
| 6630 | */ | |||
| 6631 | } | |||
| 6632 | ||||
| 6633 | void | |||
| 6634 | Terminal::PPB(bte::parser::Sequence const& seq) | |||
| 6635 | { | |||
| 6636 | /* | |||
| 6637 | * PPB - page position backward | |||
| 6638 | * Move the cursor to the current position on a preceding page (data). | |||
| 6639 | * (Ignored if there is only one page.) | |||
| 6640 | * | |||
| 6641 | * Arguments: | |||
| 6642 | * args[0]: number of pages to move backward | |||
| 6643 | * | |||
| 6644 | * Defaults: | |||
| 6645 | * args[0]: 1 | |||
| 6646 | * | |||
| 6647 | * References: ECMA-48 § 8.3.97 | |||
| 6648 | * VT525 | |||
| 6649 | * | |||
| 6650 | * Since BTE only has one page, this is ignored. | |||
| 6651 | */ | |||
| 6652 | } | |||
| 6653 | ||||
| 6654 | void | |||
| 6655 | Terminal::PPR(bte::parser::Sequence const& seq) | |||
| 6656 | { | |||
| 6657 | /* | |||
| 6658 | * PPR - page position foward | |||
| 6659 | * Move the cursor to the current position on a following page (data). | |||
| 6660 | * (Ignored if there is only one page.) | |||
| 6661 | * | |||
| 6662 | * Arguments: | |||
| 6663 | * args[0]: number of pages to move forward | |||
| 6664 | * | |||
| 6665 | * Defaults: | |||
| 6666 | * args[0]: 1 | |||
| 6667 | * | |||
| 6668 | * References: ECMA-48 § 8.3.98 | |||
| 6669 | * VT525 | |||
| 6670 | * | |||
| 6671 | * Since BTE only has one page, this is ignored. | |||
| 6672 | */ | |||
| 6673 | } | |||
| 6674 | ||||
| 6675 | void | |||
| 6676 | Terminal::PTX(bte::parser::Sequence const& seq) | |||
| 6677 | { | |||
| 6678 | /* | |||
| 6679 | * PTX - parallel texts | |||
| 6680 | * | |||
| 6681 | * Arguments: | |||
| 6682 | * args[0]: mode | |||
| 6683 | * 0 = End of parallel texts | |||
| 6684 | * 1 = Start of a string of principal parallel text | |||
| 6685 | * 2 = Start of a string of supplementary parallel text | |||
| 6686 | * 3 = Start of a string of supplementary japanese | |||
| 6687 | * phonetic annotations | |||
| 6688 | * 4 = Start of a string of supplementary chinese | |||
| 6689 | * phonetic annotations | |||
| 6690 | * 5 = Start of a string of supplementary phonetic | |||
| 6691 | * annotations | |||
| 6692 | * | |||
| 6693 | * Defaults: | |||
| 6694 | * args[0]: 0 | |||
| 6695 | * | |||
| 6696 | * References: ECMA-48 § 8.3.99 | |||
| 6697 | * VT525 | |||
| 6698 | * | |||
| 6699 | * Since BTE only has one page, this is ignored. | |||
| 6700 | */ | |||
| 6701 | } | |||
| 6702 | ||||
| 6703 | void | |||
| 6704 | Terminal::PU1(bte::parser::Sequence const& seq) | |||
| 6705 | { | |||
| 6706 | /* | |||
| 6707 | * PU1 - private use 1 | |||
| 6708 | * | |||
| 6709 | * References: ECMA-48 § 8.3.100 | |||
| 6710 | * | |||
| 6711 | * Not worth implementing. | |||
| 6712 | */ | |||
| 6713 | } | |||
| 6714 | ||||
| 6715 | void | |||
| 6716 | Terminal::PU2(bte::parser::Sequence const& seq) | |||
| 6717 | { | |||
| 6718 | /* | |||
| 6719 | * PU1 - private use 2 | |||
| 6720 | * | |||
| 6721 | * References: ECMA-48 § 8.3.101 | |||
| 6722 | * | |||
| 6723 | * Not worth implementing. | |||
| 6724 | */ | |||
| 6725 | } | |||
| 6726 | ||||
| 6727 | void | |||
| 6728 | Terminal::QUAD(bte::parser::Sequence const& seq) | |||
| 6729 | { | |||
| 6730 | /* | |||
| 6731 | * QUAD - quad | |||
| 6732 | * | |||
| 6733 | * References: ECMA-48 § 8.3.102 | |||
| 6734 | * | |||
| 6735 | * Probably not worth implementing. | |||
| 6736 | */ | |||
| 6737 | } | |||
| 6738 | ||||
| 6739 | void | |||
| 6740 | Terminal::REP(bte::parser::Sequence const& seq) | |||
| 6741 | { | |||
| 6742 | /* | |||
| 6743 | * REP - repeat | |||
| 6744 | * Repeat the preceding graphics-character the given number of times. | |||
| 6745 | * @args[0] specifies how often it shall be repeated. 0 is treated as 1. | |||
| 6746 | * | |||
| 6747 | * Defaults: | |||
| 6748 | * args[0]: 1 | |||
| 6749 | * | |||
| 6750 | * References: ECMA-48 § 8.3.103 | |||
| 6751 | */ | |||
| 6752 | ||||
| 6753 | if (m_last_graphic_character == 0) | |||
| 6754 | return; | |||
| 6755 | ||||
| 6756 | auto const count = seq.collect1(0, 1, 1, int(m_column_count - m_screen->cursor.col)); | |||
| 6757 | ||||
| 6758 | // FIXMEchpe insert in one run so we only clean up fragments once | |||
| 6759 | for (auto i = 0; i < count; i++) | |||
| 6760 | insert_char(m_last_graphic_character, false, true); | |||
| 6761 | } | |||
| 6762 | ||||
| 6763 | void | |||
| 6764 | Terminal::RI(bte::parser::Sequence const& seq) | |||
| 6765 | { | |||
| 6766 | /* | |||
| 6767 | * RI - reverse-index | |||
| 6768 | * Moves the cursor up one line in the same column. If the cursor is at | |||
| 6769 | * the top margin, the page scrolls down. | |||
| 6770 | * | |||
| 6771 | * References: ECMA-48 § 8.3.104 | |||
| 6772 | */ | |||
| 6773 | #if 0 | |||
| 6774 | screen_cursor_up(screen, 1, true); | |||
| 6775 | #endif | |||
| 6776 | ||||
| 6777 | ensure_cursor_is_onscreen(); | |||
| 6778 | ||||
| 6779 | bte::grid::row_t start, end; | |||
| 6780 | if (m_scrolling_restricted) { | |||
| 6781 | start = m_scrolling_region.start + m_screen->insert_delta; | |||
| 6782 | end = m_scrolling_region.end + m_screen->insert_delta; | |||
| 6783 | } else { | |||
| 6784 | start = m_screen->insert_delta; | |||
| 6785 | end = start + m_row_count - 1; | |||
| 6786 | } | |||
| 6787 | ||||
| 6788 | if (m_screen->cursor.row == start) { | |||
| 6789 | /* If we're at the top of the scrolling region, add a | |||
| 6790 | * line at the top to scroll the bottom off. */ | |||
| 6791 | ring_remove(end); | |||
| 6792 | ring_insert(start, true); | |||
| 6793 | ||||
| 6794 | /* Set the boundaries to hard wrapped where we tore apart the contents. | |||
| 6795 | * Need to do it after scrolling down, for the end row to be the desired one. */ | |||
| 6796 | set_hard_wrapped(start - 1); | |||
| 6797 | set_hard_wrapped(end); | |||
| 6798 | ||||
| 6799 | /* Repaint the affected lines. No need to extend, set_hard_wrapped() took care of | |||
| 6800 | * invalidating the context lines if necessary. */ | |||
| 6801 | invalidate_rows(start, end); | |||
| 6802 | } else { | |||
| 6803 | /* Otherwise, just move the cursor up. */ | |||
| 6804 | m_screen->cursor.row--; | |||
| 6805 | } | |||
| 6806 | /* Adjust the scrollbars if necessary. */ | |||
| 6807 | adjust_adjustments(); | |||
| 6808 | /* We modified the display, so make a note of it. */ | |||
| 6809 | m_text_modified_flag = TRUE(!(0)); | |||
| 6810 | } | |||
| 6811 | ||||
| 6812 | void | |||
| 6813 | Terminal::RIS(bte::parser::Sequence const& seq) | |||
| 6814 | { | |||
| 6815 | /* | |||
| 6816 | * RIS - reset-to-initial-state | |||
| 6817 | * Reset to initial state. | |||
| 6818 | * [list of things reset] | |||
| 6819 | * | |||
| 6820 | * References: ECMA-48 § 8.3.105 | |||
| 6821 | */ | |||
| 6822 | ||||
| 6823 | reset(true, true); | |||
| 6824 | } | |||
| 6825 | ||||
| 6826 | void | |||
| 6827 | Terminal::RLOGIN_MML(bte::parser::Sequence const& seq) | |||
| 6828 | { | |||
| 6829 | /* | |||
| 6830 | * RLOGIN_MML - RLogin music markup language | |||
| 6831 | * | |||
| 6832 | * Probably not worth implementing. | |||
| 6833 | * | |||
| 6834 | * References: RLogin | |||
| 6835 | */ | |||
| 6836 | } | |||
| 6837 | ||||
| 6838 | void | |||
| 6839 | Terminal::RM_ECMA(bte::parser::Sequence const& seq) | |||
| 6840 | { | |||
| 6841 | /* | |||
| 6842 | * RM_ECMA - reset-mode-ecma | |||
| 6843 | * | |||
| 6844 | * Defaults: none | |||
| 6845 | * | |||
| 6846 | * References: ECMA-48 § 8.3.106 | |||
| 6847 | */ | |||
| 6848 | ||||
| 6849 | set_mode_ecma(seq, false); | |||
| 6850 | } | |||
| 6851 | ||||
| 6852 | void | |||
| 6853 | Terminal::RM_DEC(bte::parser::Sequence const& seq) | |||
| 6854 | { | |||
| 6855 | /* | |||
| 6856 | * RM_DEC - reset-mode-dec | |||
| 6857 | * This is the same as RM_ECMA but for DEC modes. | |||
| 6858 | * | |||
| 6859 | * Defaults: none | |||
| 6860 | * | |||
| 6861 | * References: VT525 | |||
| 6862 | */ | |||
| 6863 | ||||
| 6864 | set_mode_private(seq, false); | |||
| 6865 | } | |||
| 6866 | ||||
| 6867 | void | |||
| 6868 | Terminal::SCORC(bte::parser::Sequence const& seq) | |||
| 6869 | { | |||
| 6870 | /* | |||
| 6871 | * SCORC - SCO restore cursor | |||
| 6872 | * Works like DECRC, except in that it does not restore the page. | |||
| 6873 | * While this is an obsolete sequence from an obsolete terminal, | |||
| 6874 | * and not used in terminfo, there still are some programmes | |||
| 6875 | * that use it and break when it's not implemented; see issue#48. | |||
| 6876 | * | |||
| 6877 | * References: VT525 | |||
| 6878 | */ | |||
| 6879 | ||||
| 6880 | if (m_modes_private.DECLRMM()) | |||
| 6881 | return; | |||
| 6882 | ||||
| 6883 | restore_cursor(); | |||
| 6884 | } | |||
| 6885 | ||||
| 6886 | void | |||
| 6887 | Terminal::SCOSC(bte::parser::Sequence const& seq) | |||
| 6888 | { | |||
| 6889 | /* | |||
| 6890 | * SCORC - SCO save cursor | |||
| 6891 | * Works like DECSC, except in that it does not save the page. | |||
| 6892 | * While this is an obsolete sequence from an obsolete terminal, | |||
| 6893 | * and not used in terminfo, there still are some programmes | |||
| 6894 | * that use it and break when it's not implemented; see issue#48. | |||
| 6895 | * | |||
| 6896 | * References: VT525 | |||
| 6897 | */ | |||
| 6898 | ||||
| 6899 | save_cursor(); | |||
| 6900 | } | |||
| 6901 | ||||
| 6902 | void | |||
| 6903 | Terminal::SACS(bte::parser::Sequence const& seq) | |||
| 6904 | { | |||
| 6905 | /* | |||
| 6906 | * SACS - set additional character separation | |||
| 6907 | * | |||
| 6908 | * Arguments: | |||
| 6909 | * args[0]: spacing (in the unit set by SSU) | |||
| 6910 | * | |||
| 6911 | * Defaults: | |||
| 6912 | * args[0]: 0 | |||
| 6913 | * | |||
| 6914 | * References: ECMA-48 § 8.3.107 | |||
| 6915 | * | |||
| 6916 | * Not applicable in BTE. | |||
| 6917 | */ | |||
| 6918 | } | |||
| 6919 | ||||
| 6920 | void | |||
| 6921 | Terminal::SAPV(bte::parser::Sequence const& seq) | |||
| 6922 | { | |||
| 6923 | /* | |||
| 6924 | * SAPV - select alternative presentation variants | |||
| 6925 | * Set variants for the presentation of following text. | |||
| 6926 | * | |||
| 6927 | * Arguments: | |||
| 6928 | * args[0]: type | |||
| 6929 | * 0 = default presentation; cancels the previous SAPV | |||
| 6930 | * ... | |||
| 6931 | * | |||
| 6932 | * Defaults: | |||
| 6933 | * args[0]: 0 | |||
| 6934 | * | |||
| 6935 | * References: ECMA-48 § 8.3.108 | |||
| 6936 | */ | |||
| 6937 | } | |||
| 6938 | ||||
| 6939 | void | |||
| 6940 | Terminal::SCO(bte::parser::Sequence const& seq) | |||
| 6941 | { | |||
| 6942 | /* | |||
| 6943 | * SCO - select character orientation | |||
| 6944 | * Set the rotation for the presentation of following text. | |||
| 6945 | * (positive orientation). | |||
| 6946 | * | |||
| 6947 | * Arguments: | |||
| 6948 | * args[0]: orientation 0…7 specifying a multiple of 45° | |||
| 6949 | * | |||
| 6950 | * Defaults: | |||
| 6951 | * args[0]: 0 | |||
| 6952 | * | |||
| 6953 | * References: ECMA-48 § 8.3.110 | |||
| 6954 | */ | |||
| 6955 | } | |||
| 6956 | ||||
| 6957 | void | |||
| 6958 | Terminal::SCP(bte::parser::Sequence const& seq) | |||
| 6959 | { | |||
| 6960 | /* | |||
| 6961 | * SCP - select character path | |||
| 6962 | * Set the character path relative to the line orientation | |||
| 6963 | * (presentation). | |||
| 6964 | * | |||
| 6965 | * Arguments: | |||
| 6966 | * args[0]: path | |||
| 6967 | * 0 in Terminal-wg/bidi and BTE = terminal's default | |||
| 6968 | * 1 = LTR or TTB (for horizontal/vertical line orientation) | |||
| 6969 | * 2 = RTL or BTT (for horizontal/vertical line orientation) | |||
| 6970 | * args[1]: effect | |||
| 6971 | * 0 in ECMA = implementation-defined | |||
| 6972 | * 0 in Terminal-wg/bidi and BTE = see Terminal-wg/bidi | |||
| 6973 | * 1 = ... | |||
| 6974 | * 2 = ... | |||
| 6975 | * | |||
| 6976 | * Defaults: | |||
| 6977 | * args[0] in ECMA: no default | |||
| 6978 | * args[1] in ECMA: no default | |||
| 6979 | * args[0] in Terminal-wg/bidi: 0 | |||
| 6980 | * args[1] in Terminal-wg/bidi: 0 | |||
| 6981 | * | |||
| 6982 | * References: ECMA-48 § 8.3.111 | |||
| 6983 | * Terminal-wg/bidi | |||
| 6984 | */ | |||
| 6985 | ||||
| 6986 | auto const param = seq.collect1(0); | |||
| 6987 | switch (param) { | |||
| 6988 | case -1: | |||
| 6989 | case 0: | |||
| 6990 | /* FIXME switch to the emulator's default, once we have that concept */ | |||
| 6991 | m_bidi_rtl = FALSE(0); | |||
| 6992 | _bte_debug_print(BTE_DEBUG_BIDI, "BiDi: default direction restored\n")do { } while(0); | |||
| 6993 | break; | |||
| 6994 | case 1: | |||
| 6995 | m_bidi_rtl = FALSE(0); | |||
| 6996 | _bte_debug_print(BTE_DEBUG_BIDI, "BiDi: switch to LTR\n")do { } while(0); | |||
| 6997 | break; | |||
| 6998 | case 2: | |||
| 6999 | m_bidi_rtl = TRUE(!(0)); | |||
| 7000 | _bte_debug_print(BTE_DEBUG_BIDI, "BiDi: switch to RTL\n")do { } while(0); | |||
| 7001 | break; | |||
| 7002 | default: | |||
| 7003 | return; | |||
| 7004 | } | |||
| 7005 | ||||
| 7006 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_RTL); | |||
| 7007 | } | |||
| 7008 | ||||
| 7009 | void | |||
| 7010 | Terminal::SCS(bte::parser::Sequence const& seq) | |||
| 7011 | { | |||
| 7012 | /* | |||
| 7013 | * SCS - set character spacing | |||
| 7014 | * | |||
| 7015 | * Arguments: | |||
| 7016 | * args[0]: spacing (in the unit set by SSU) | |||
| 7017 | * | |||
| 7018 | * Defaults: | |||
| 7019 | * args[0]: no default | |||
| 7020 | * | |||
| 7021 | * References: ECMA-48 § 8.3.112 | |||
| 7022 | */ | |||
| 7023 | } | |||
| 7024 | ||||
| 7025 | void | |||
| 7026 | Terminal::SD(bte::parser::Sequence const& seq) | |||
| 7027 | { | |||
| 7028 | /* | |||
| 7029 | * SD - scroll down / pan up | |||
| 7030 | * Scrolls down a number of lines (presentation). | |||
| 7031 | * | |||
| 7032 | * Arguments: | |||
| 7033 | * args[0]: number of lines to scroll | |||
| 7034 | * | |||
| 7035 | * Defaults: | |||
| 7036 | * args[0]: 1 | |||
| 7037 | * | |||
| 7038 | * References: ECMA-48 § 8.3.113 | |||
| 7039 | * VT525 | |||
| 7040 | */ | |||
| 7041 | #if 0 | |||
| 7042 | unsigned int num = 1; | |||
| 7043 | ||||
| 7044 | if (seq->args[0] > 0) | |||
| 7045 | num = seq->args[0]; | |||
| 7046 | ||||
| 7047 | bte_page_scroll_down(screen->page, | |||
| 7048 | num, | |||
| 7049 | &screen->state.attr, | |||
| 7050 | screen->age, | |||
| 7051 | NULL__null); | |||
| 7052 | #endif | |||
| 7053 | ||||
| 7054 | /* Scroll the text down N lines, but don't move the cursor. */ | |||
| 7055 | auto value = std::max(seq.collect1(0, 1), int(1)); | |||
| 7056 | scroll_text(value); | |||
| 7057 | } | |||
| 7058 | ||||
| 7059 | void | |||
| 7060 | Terminal::SD_OR_XTERM_IHMT(bte::parser::Sequence const& seq) | |||
| 7061 | { | |||
| 7062 | /* | |||
| 7063 | * There's a conflict between SD and XTERM IHMT that we | |||
| 7064 | * have to resolve by checking the parameter count. | |||
| 7065 | * XTERM_IHMT needs exactly 5 arguments, SD takes 0 or 1. | |||
| 7066 | */ | |||
| 7067 | if (seq.size_final() <= 1) | |||
| 7068 | SD(seq); | |||
| 7069 | #ifdef PARSER_INCLUDE_NOP | |||
| 7070 | else | |||
| 7071 | XTERM_IHMT(seq); | |||
| 7072 | #endif | |||
| 7073 | } | |||
| 7074 | ||||
| 7075 | void | |||
| 7076 | Terminal::SDS(bte::parser::Sequence const& seq) | |||
| 7077 | { | |||
| 7078 | /* | |||
| 7079 | * SDS - start directed string | |||
| 7080 | * | |||
| 7081 | * Arguments: | |||
| 7082 | * args[0]: direction | |||
| 7083 | * 0 = End of directed string | |||
| 7084 | * 1 = Start of LTR string | |||
| 7085 | * 2 = Start of RTL string | |||
| 7086 | * | |||
| 7087 | * Defaults: | |||
| 7088 | * args[0]: 0 | |||
| 7089 | * | |||
| 7090 | * References: ECMA-48 § 8.3.114 | |||
| 7091 | */ | |||
| 7092 | } | |||
| 7093 | ||||
| 7094 | void | |||
| 7095 | Terminal::SEE(bte::parser::Sequence const& seq) | |||
| 7096 | { | |||
| 7097 | /* | |||
| 7098 | * SEE - select editing extent | |||
| 7099 | * | |||
| 7100 | * Arguments: | |||
| 7101 | * args[0]: extent | |||
| 7102 | * 0 = ... | |||
| 7103 | * 1 = ... | |||
| 7104 | * 2 = ... | |||
| 7105 | * 3 = ... | |||
| 7106 | * 4 = ... | |||
| 7107 | * | |||
| 7108 | * Defaults: | |||
| 7109 | * args[0]: 0 | |||
| 7110 | * | |||
| 7111 | * References: ECMA-48 § 8.3.115 | |||
| 7112 | */ | |||
| 7113 | } | |||
| 7114 | ||||
| 7115 | void | |||
| 7116 | Terminal::SEF(bte::parser::Sequence const& seq) | |||
| 7117 | { | |||
| 7118 | /* | |||
| 7119 | * SEF - sheet eject and feed | |||
| 7120 | * | |||
| 7121 | * Arguments: | |||
| 7122 | * args[0]: | |||
| 7123 | * args[1]: | |||
| 7124 | * | |||
| 7125 | * Defaults: | |||
| 7126 | * args[0]: 0 | |||
| 7127 | * args[1]: 0 | |||
| 7128 | * | |||
| 7129 | * References: ECMA-48 § 8.3.116 | |||
| 7130 | * | |||
| 7131 | * Probably not worth implementing. | |||
| 7132 | */ | |||
| 7133 | } | |||
| 7134 | ||||
| 7135 | void | |||
| 7136 | Terminal::SGR(bte::parser::Sequence const& seq) | |||
| 7137 | { | |||
| 7138 | /* | |||
| 7139 | * SGR - select-graphics-rendition | |||
| 7140 | * Selects the character attributes to use for newly inserted | |||
| 7141 | * characters. | |||
| 7142 | * | |||
| 7143 | * Arguments: | |||
| 7144 | * args[0:]: the attributes | |||
| 7145 | * 0 = reset all attributes | |||
| 7146 | * | |||
| 7147 | * Defaults: | |||
| 7148 | * args[0]: 0 (reset all attributes) | |||
| 7149 | * | |||
| 7150 | * References: ECMA-48 § 8.3.117 | |||
| 7151 | * VT525 | |||
| 7152 | */ | |||
| 7153 | auto const n_params = seq.size(); | |||
| 7154 | ||||
| 7155 | /* If we had no parameters, default to the defaults. */ | |||
| 7156 | if (n_params == 0) { | |||
| 7157 | reset_default_attributes(false); | |||
| 7158 | return; | |||
| 7159 | } | |||
| 7160 | ||||
| 7161 | for (unsigned int i = 0; i < n_params; i = seq.next(i)) { | |||
| 7162 | auto const param = seq.param(i); | |||
| 7163 | switch (param) { | |||
| 7164 | case -1: | |||
| 7165 | case BTE_SGR_RESET_ALL: | |||
| 7166 | reset_default_attributes(false); | |||
| 7167 | break; | |||
| 7168 | case BTE_SGR_SET_BOLD: | |||
| 7169 | m_defaults.attr.set_bold(true); | |||
| 7170 | break; | |||
| 7171 | case BTE_SGR_SET_DIM: | |||
| 7172 | m_defaults.attr.set_dim(true); | |||
| 7173 | break; | |||
| 7174 | case BTE_SGR_SET_ITALIC: | |||
| 7175 | m_defaults.attr.set_italic(true); | |||
| 7176 | break; | |||
| 7177 | case BTE_SGR_SET_UNDERLINE: { | |||
| 7178 | unsigned int v = 1; | |||
| 7179 | /* If we have a subparameter, get it */ | |||
| 7180 | if (seq.param_nonfinal(i)) { | |||
| 7181 | v = seq.param(i + 1, 1, 0, 3); | |||
| 7182 | } | |||
| 7183 | m_defaults.attr.set_underline(v); | |||
| 7184 | break; | |||
| 7185 | } | |||
| 7186 | case BTE_SGR_SET_BLINK: | |||
| 7187 | case BTE_SGR_SET_BLINK_RAPID: | |||
| 7188 | m_defaults.attr.set_blink(true); | |||
| 7189 | break; | |||
| 7190 | case BTE_SGR_SET_REVERSE: | |||
| 7191 | m_defaults.attr.set_reverse(true); | |||
| 7192 | break; | |||
| 7193 | case BTE_SGR_SET_INVISIBLE: | |||
| 7194 | m_defaults.attr.set_invisible(true); | |||
| 7195 | break; | |||
| 7196 | case BTE_SGR_SET_STRIKETHROUGH: | |||
| 7197 | m_defaults.attr.set_strikethrough(true); | |||
| 7198 | break; | |||
| 7199 | case BTE_SGR_SET_UNDERLINE_DOUBLE: | |||
| 7200 | m_defaults.attr.set_underline(2); | |||
| 7201 | break; | |||
| 7202 | case BTE_SGR_RESET_BOLD_AND_DIM: | |||
| 7203 | m_defaults.attr.unset(BTE_ATTR_BOLD_MASK((((1U << ((1))) - 1U) << ((((0) + (4)) + (1))))) | BTE_ATTR_DIM_MASK((((1U << ((1))) - 1U) << (((((((((((0) + (4)) + ( 1)) + (1)) + (1)) + (2)) + (1)) + (1)) + (1)) + (1)))))); | |||
| 7204 | break; | |||
| 7205 | case BTE_SGR_RESET_ITALIC: | |||
| 7206 | m_defaults.attr.set_italic(false); | |||
| 7207 | break; | |||
| 7208 | case BTE_SGR_RESET_UNDERLINE: | |||
| 7209 | m_defaults.attr.set_underline(0); | |||
| 7210 | break; | |||
| 7211 | case BTE_SGR_RESET_BLINK: | |||
| 7212 | m_defaults.attr.set_blink(false); | |||
| 7213 | break; | |||
| 7214 | case BTE_SGR_RESET_REVERSE: | |||
| 7215 | m_defaults.attr.set_reverse(false); | |||
| 7216 | break; | |||
| 7217 | case BTE_SGR_RESET_INVISIBLE: | |||
| 7218 | m_defaults.attr.set_invisible(false); | |||
| 7219 | break; | |||
| 7220 | case BTE_SGR_RESET_STRIKETHROUGH: | |||
| 7221 | m_defaults.attr.set_strikethrough(false); | |||
| 7222 | break; | |||
| 7223 | case BTE_SGR_SET_FORE_LEGACY_START ... BTE_SGR_SET_FORE_LEGACY_END: | |||
| 7224 | m_defaults.attr.set_fore(BTE_LEGACY_COLORS_OFFSET(1U << 9) + (param - 30)); | |||
| 7225 | break; | |||
| 7226 | case BTE_SGR_SET_FORE_SPEC: { | |||
| 7227 | uint32_t fore; | |||
| 7228 | if (G_LIKELY((seq_parse_sgr_color<8, 8, 8>(seq, i, fore)))(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( (seq_parse_sgr_color<8, 8, 8>(seq, i, fore))) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1))) | |||
| 7229 | m_defaults.attr.set_fore(fore); | |||
| 7230 | break; | |||
| 7231 | } | |||
| 7232 | case BTE_SGR_RESET_FORE: | |||
| 7233 | /* default foreground */ | |||
| 7234 | m_defaults.attr.set_fore(BTE_DEFAULT_FG256); | |||
| 7235 | break; | |||
| 7236 | case BTE_SGR_SET_BACK_LEGACY_START ... BTE_SGR_SET_BACK_LEGACY_END: | |||
| 7237 | m_defaults.attr.set_back(BTE_LEGACY_COLORS_OFFSET(1U << 9) + (param - 40)); | |||
| 7238 | break; | |||
| 7239 | case BTE_SGR_SET_BACK_SPEC: { | |||
| 7240 | uint32_t back; | |||
| 7241 | if (G_LIKELY((seq_parse_sgr_color<8, 8, 8>(seq, i, back)))(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( (seq_parse_sgr_color<8, 8, 8>(seq, i, back))) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1))) | |||
| 7242 | m_defaults.attr.set_back(back); | |||
| 7243 | break; | |||
| 7244 | } | |||
| 7245 | case BTE_SGR_RESET_BACK: | |||
| 7246 | /* default background */ | |||
| 7247 | m_defaults.attr.set_back(BTE_DEFAULT_BG257); | |||
| 7248 | break; | |||
| 7249 | case BTE_SGR_SET_OVERLINE: | |||
| 7250 | m_defaults.attr.set_overline(true); | |||
| 7251 | break; | |||
| 7252 | case BTE_SGR_RESET_OVERLINE: | |||
| 7253 | m_defaults.attr.set_overline(false); | |||
| 7254 | break; | |||
| 7255 | case BTE_SGR_SET_DECO_SPEC: { | |||
| 7256 | uint32_t deco; | |||
| 7257 | if (G_LIKELY((seq_parse_sgr_color<4, 5, 4>(seq, i, deco)))(__builtin_expect (__extension__ ({ int _g_boolean_var_; if ( (seq_parse_sgr_color<4, 5, 4>(seq, i, deco))) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1))) | |||
| 7258 | m_defaults.attr.set_deco(deco); | |||
| 7259 | break; | |||
| 7260 | } | |||
| 7261 | case BTE_SGR_RESET_DECO: | |||
| 7262 | /* default decoration color, that is, same as the cell's foreground */ | |||
| 7263 | m_defaults.attr.set_deco(BTE_DEFAULT_FG256); | |||
| 7264 | break; | |||
| 7265 | case BTE_SGR_SET_FORE_LEGACY_BRIGHT_START ... BTE_SGR_SET_FORE_LEGACY_BRIGHT_END: | |||
| 7266 | m_defaults.attr.set_fore(BTE_LEGACY_COLORS_OFFSET(1U << 9) + (param - 90) + | |||
| 7267 | BTE_COLOR_BRIGHT_OFFSET8); | |||
| 7268 | break; | |||
| 7269 | case BTE_SGR_SET_BACK_LEGACY_BRIGHT_START ... BTE_SGR_SET_BACK_LEGACY_BRIGHT_END: | |||
| 7270 | m_defaults.attr.set_back(BTE_LEGACY_COLORS_OFFSET(1U << 9) + (param - 100) + | |||
| 7271 | BTE_COLOR_BRIGHT_OFFSET8); | |||
| 7272 | break; | |||
| 7273 | } | |||
| 7274 | } | |||
| 7275 | ||||
| 7276 | /* Save the new colors. */ | |||
| 7277 | m_color_defaults.attr.copy_colors(m_defaults.attr); | |||
| 7278 | } | |||
| 7279 | ||||
| 7280 | void | |||
| 7281 | Terminal::SHS(bte::parser::Sequence const& seq) | |||
| 7282 | { | |||
| 7283 | /* | |||
| 7284 | * SHS - select character spacing | |||
| 7285 | * | |||
| 7286 | * Arguments: | |||
| 7287 | * args[0]: spacing (in the unit set by SSU) | |||
| 7288 | * | |||
| 7289 | * Defaults: | |||
| 7290 | * args[0]: 0 | |||
| 7291 | * | |||
| 7292 | * References: ECMA-48 § 8.3.118 | |||
| 7293 | * | |||
| 7294 | * Not applicable in BTE. | |||
| 7295 | */ | |||
| 7296 | } | |||
| 7297 | ||||
| 7298 | void | |||
| 7299 | Terminal::SIMD(bte::parser::Sequence const& seq) | |||
| 7300 | { | |||
| 7301 | /* | |||
| 7302 | * SIMD - select implicit movement direction | |||
| 7303 | * | |||
| 7304 | * Arguments: | |||
| 7305 | * args[0]: direction | |||
| 7306 | * 0 = character progression | |||
| 7307 | * 1 = opposite of character progression | |||
| 7308 | * | |||
| 7309 | * Defaults: | |||
| 7310 | * args[0]: 0 | |||
| 7311 | * | |||
| 7312 | * References: ECMA-48 § 8.3.120 | |||
| 7313 | */ | |||
| 7314 | } | |||
| 7315 | ||||
| 7316 | void | |||
| 7317 | Terminal::SL(bte::parser::Sequence const& seq) | |||
| 7318 | { | |||
| 7319 | /* | |||
| 7320 | * SL - scroll left | |||
| 7321 | * | |||
| 7322 | * Arguments: | |||
| 7323 | * args[0]: number of character positions (presentation) | |||
| 7324 | * | |||
| 7325 | * Defaults: | |||
| 7326 | * args[0]: 1 | |||
| 7327 | * | |||
| 7328 | * References: ECMA-48 § 8.3.121 | |||
| 7329 | * | |||
| 7330 | * Probably not worth implementing. | |||
| 7331 | */ | |||
| 7332 | } | |||
| 7333 | ||||
| 7334 | void | |||
| 7335 | Terminal::SLH(bte::parser::Sequence const& seq) | |||
| 7336 | { | |||
| 7337 | /* | |||
| 7338 | * SLH - set line home | |||
| 7339 | * | |||
| 7340 | * Arguments: | |||
| 7341 | * args[0]: position in the active line | |||
| 7342 | * | |||
| 7343 | * Defaults: | |||
| 7344 | * args[0]: no default | |||
| 7345 | * | |||
| 7346 | * Depending on DCSM, this function works on the presentation | |||
| 7347 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 7348 | * | |||
| 7349 | * References: ECMA-48 § 8.3.122 | |||
| 7350 | * Terminal-wg/bidi | |||
| 7351 | */ | |||
| 7352 | } | |||
| 7353 | ||||
| 7354 | void | |||
| 7355 | Terminal::SLL(bte::parser::Sequence const& seq) | |||
| 7356 | { | |||
| 7357 | /* | |||
| 7358 | * SLL - set line limit | |||
| 7359 | * | |||
| 7360 | * Arguments: | |||
| 7361 | * args[0]: position in the active line | |||
| 7362 | * | |||
| 7363 | * Defaults: | |||
| 7364 | * args[0]: no default | |||
| 7365 | * | |||
| 7366 | * Depending on DCSM, this function works on the presentation | |||
| 7367 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 7368 | * | |||
| 7369 | * References: ECMA-48 § 8.3.123 | |||
| 7370 | * Terminal-wg/bidi | |||
| 7371 | */ | |||
| 7372 | } | |||
| 7373 | ||||
| 7374 | void | |||
| 7375 | Terminal::SLS(bte::parser::Sequence const& seq) | |||
| 7376 | { | |||
| 7377 | /* | |||
| 7378 | * SLS - set line spacing | |||
| 7379 | * | |||
| 7380 | * Arguments: | |||
| 7381 | * args[0]: spacing (in the unit set by SSU) | |||
| 7382 | * | |||
| 7383 | * Defaults: | |||
| 7384 | * args[0]: no default | |||
| 7385 | * | |||
| 7386 | * References: ECMA-48 § 8.3.124 | |||
| 7387 | * | |||
| 7388 | * Not applicable in BTE. | |||
| 7389 | */ | |||
| 7390 | } | |||
| 7391 | ||||
| 7392 | void | |||
| 7393 | Terminal::SM_ECMA(bte::parser::Sequence const& seq) | |||
| 7394 | { | |||
| 7395 | /* | |||
| 7396 | * SM_ECMA - set-mode-ecma | |||
| 7397 | * | |||
| 7398 | * Defaults: none | |||
| 7399 | * | |||
| 7400 | * References: ECMA-48 § 8.3.125 | |||
| 7401 | */ | |||
| 7402 | ||||
| 7403 | set_mode_ecma(seq, true); | |||
| 7404 | } | |||
| 7405 | ||||
| 7406 | void | |||
| 7407 | Terminal::SM_DEC(bte::parser::Sequence const& seq) | |||
| 7408 | { | |||
| 7409 | /* | |||
| 7410 | * SM_DEC - set-mode-dec | |||
| 7411 | * This is the same as SM_ECMA but for DEC modes. | |||
| 7412 | * | |||
| 7413 | * Defaults: none | |||
| 7414 | * | |||
| 7415 | * References: VT525 | |||
| 7416 | */ | |||
| 7417 | ||||
| 7418 | set_mode_private(seq, true); | |||
| 7419 | } | |||
| 7420 | ||||
| 7421 | void | |||
| 7422 | Terminal::SOH(bte::parser::Sequence const& seq) | |||
| 7423 | { | |||
| 7424 | /* | |||
| 7425 | * SOH - start of heading | |||
| 7426 | * | |||
| 7427 | * References: ECMA-48 § 8.3.127 | |||
| 7428 | * ECMA-16 § 3.1.1 | |||
| 7429 | */ | |||
| 7430 | } | |||
| 7431 | ||||
| 7432 | void | |||
| 7433 | Terminal::SPA(bte::parser::Sequence const& seq) | |||
| 7434 | { | |||
| 7435 | /* | |||
| 7436 | * SPA - start of protected area | |||
| 7437 | * Marks the start of an area of positions (presentation) | |||
| 7438 | * that are protected; the end of the area will be | |||
| 7439 | * marked by EPA. | |||
| 7440 | * | |||
| 7441 | * The contents of the area will be protected against | |||
| 7442 | * alteration, transfer (depending on the GATM setting), | |||
| 7443 | * and erasure (depending on the ERM setting). | |||
| 7444 | * | |||
| 7445 | * References: ECMA-48 § 8.3.129 | |||
| 7446 | */ | |||
| 7447 | } | |||
| 7448 | ||||
| 7449 | void | |||
| 7450 | Terminal::SPD(bte::parser::Sequence const& seq) | |||
| 7451 | { | |||
| 7452 | /* | |||
| 7453 | * SPD - select presentation directions | |||
| 7454 | * | |||
| 7455 | * Arguments: | |||
| 7456 | * args[0]: line orientation, progression, character path | |||
| 7457 | * 0 = horizontal, TTB, LTR | |||
| 7458 | * 1 = vertical, RTL, TTB | |||
| 7459 | * 2 = vertical, LTR, TTB | |||
| 7460 | * 3 = horizontal, TTB, RTL | |||
| 7461 | * 4 = vertical, LTR, BTT | |||
| 7462 | * 5 = horizontal, BTT, RTL | |||
| 7463 | * 6 = horizontal, BTT, LTR | |||
| 7464 | * 7 = vertical, RTL, BTT | |||
| 7465 | * | |||
| 7466 | * args[1]: effect | |||
| 7467 | * 0 = implementation-defined | |||
| 7468 | * 1 = ... | |||
| 7469 | * 2 = ... | |||
| 7470 | * | |||
| 7471 | * Defaults: | |||
| 7472 | * args[0]: 0 | |||
| 7473 | * args[1]: 0 | |||
| 7474 | * | |||
| 7475 | * References: ECMA-48 § 8.3.130 | |||
| 7476 | * Terminal-wg/bidi | |||
| 7477 | */ | |||
| 7478 | ||||
| 7479 | auto const param = seq.collect1(0); | |||
| 7480 | switch (param) { | |||
| 7481 | case -1: | |||
| 7482 | case 0: | |||
| 7483 | m_bidi_rtl = FALSE(0); | |||
| 7484 | _bte_debug_print(BTE_DEBUG_BIDI, "BiDi: switch to LTR\n")do { } while(0); | |||
| 7485 | break; | |||
| 7486 | case 3: | |||
| 7487 | m_bidi_rtl = TRUE(!(0)); | |||
| 7488 | _bte_debug_print(BTE_DEBUG_BIDI, "BiDi: switch to RTL\n")do { } while(0); | |||
| 7489 | break; | |||
| 7490 | default: | |||
| 7491 | return; | |||
| 7492 | } | |||
| 7493 | ||||
| 7494 | maybe_apply_bidi_attributes(BTE_BIDI_FLAG_RTL); | |||
| 7495 | ||||
| 7496 | /* FIXME maybe apply to all the onscreen lines? */ | |||
| 7497 | } | |||
| 7498 | ||||
| 7499 | void | |||
| 7500 | Terminal::SPH(bte::parser::Sequence const& seq) | |||
| 7501 | { | |||
| 7502 | /* | |||
| 7503 | * SPH - set page home | |||
| 7504 | * | |||
| 7505 | * Arguments: | |||
| 7506 | * args[0]: position in the active page | |||
| 7507 | * | |||
| 7508 | * Defaults: | |||
| 7509 | * args[0]: no default | |||
| 7510 | * | |||
| 7511 | * Depending on DCSM, this function works on the presentation | |||
| 7512 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 7513 | * | |||
| 7514 | * References: ECMA-48 § 8.3.131 | |||
| 7515 | * Terminal-wg/bidi | |||
| 7516 | */ | |||
| 7517 | } | |||
| 7518 | ||||
| 7519 | void | |||
| 7520 | Terminal::SPI(bte::parser::Sequence const& seq) | |||
| 7521 | { | |||
| 7522 | /* | |||
| 7523 | * SPI - spacing increment | |||
| 7524 | * Set line and character spacing for following text. | |||
| 7525 | * | |||
| 7526 | * Arguments: | |||
| 7527 | * args[0]: line spacing (in the unit set by SSU) | |||
| 7528 | * args[0]: character spacing (in the unit set by SSU) | |||
| 7529 | * | |||
| 7530 | * Defaults: | |||
| 7531 | * args[0]: no default | |||
| 7532 | * args[1]: no default | |||
| 7533 | * | |||
| 7534 | * References: ECMA-48 § 8.3.132 | |||
| 7535 | */ | |||
| 7536 | } | |||
| 7537 | ||||
| 7538 | void | |||
| 7539 | Terminal::SPL(bte::parser::Sequence const& seq) | |||
| 7540 | { | |||
| 7541 | /* | |||
| 7542 | * SPL - set page limit | |||
| 7543 | * | |||
| 7544 | * Arguments: | |||
| 7545 | * args[0]: line position in the active page | |||
| 7546 | * | |||
| 7547 | * Defaults: | |||
| 7548 | * args[0]: no default | |||
| 7549 | * | |||
| 7550 | * Depending on DCSM, this function works on the presentation | |||
| 7551 | * or data position. Terminal-wg/bidi forces DCSM to DATA. | |||
| 7552 | * | |||
| 7553 | * References: ECMA-48 § 8.3.133 | |||
| 7554 | * Terminal-wg/bidi | |||
| 7555 | */ | |||
| 7556 | } | |||
| 7557 | ||||
| 7558 | void | |||
| 7559 | Terminal::SPQR(bte::parser::Sequence const& seq) | |||
| 7560 | { | |||
| 7561 | /* | |||
| 7562 | * SPQR - select print quality and rapidity | |||
| 7563 | * | |||
| 7564 | * Arguments: | |||
| 7565 | * args[0]: | |||
| 7566 | * | |||
| 7567 | * Defaults: | |||
| 7568 | * args[0]: no default | |||
| 7569 | * | |||
| 7570 | * References: ECMA-48 § 8.3.134 | |||
| 7571 | */ | |||
| 7572 | } | |||
| 7573 | ||||
| 7574 | void | |||
| 7575 | Terminal::SR(bte::parser::Sequence const& seq) | |||
| 7576 | { | |||
| 7577 | /* | |||
| 7578 | * SL - scroll right | |||
| 7579 | * | |||
| 7580 | * Arguments: | |||
| 7581 | * args[0]: number of character positions (presentation) | |||
| 7582 | * | |||
| 7583 | * Defaults: | |||
| 7584 | * args[0]: 1 | |||
| 7585 | * | |||
| 7586 | * References: ECMA-48 § 8.3.135 | |||
| 7587 | * | |||
| 7588 | * Probably not worth implementing. | |||
| 7589 | */ | |||
| 7590 | } | |||
| 7591 | ||||
| 7592 | void | |||
| 7593 | Terminal::SRCS(bte::parser::Sequence const& seq) | |||
| 7594 | { | |||
| 7595 | /* | |||
| 7596 | * SRCS - set reduced character separation | |||
| 7597 | * | |||
| 7598 | * Arguments: | |||
| 7599 | * args[0]: spacing (in the unit set by SSU) | |||
| 7600 | * | |||
| 7601 | * Defaults: | |||
| 7602 | * args[0]: 0 | |||
| 7603 | * | |||
| 7604 | * References: ECMA-48 § 8.3.136 | |||
| 7605 | * | |||
| 7606 | * Not applicable in BTE. | |||
| 7607 | */ | |||
| 7608 | } | |||
| 7609 | ||||
| 7610 | void | |||
| 7611 | Terminal::SRS(bte::parser::Sequence const& seq) | |||
| 7612 | { | |||
| 7613 | /* | |||
| 7614 | * SRS - start reversed string | |||
| 7615 | * | |||
| 7616 | * Arguments: | |||
| 7617 | * args[0]: direction | |||
| 7618 | * 0 = End of reversed string | |||
| 7619 | * 1 = Start of reversed string | |||
| 7620 | * | |||
| 7621 | * Defaults: | |||
| 7622 | * args[0]: 0 | |||
| 7623 | * | |||
| 7624 | * References: ECMA-48 § 8.3.137 | |||
| 7625 | */ | |||
| 7626 | } | |||
| 7627 | ||||
| 7628 | void | |||
| 7629 | Terminal::SSA(bte::parser::Sequence const& seq) | |||
| 7630 | { | |||
| 7631 | /* | |||
| 7632 | * SSA - start of selected area | |||
| 7633 | * Marks the start of an area of positions (presentation) | |||
| 7634 | * that are selected for transfer; the end of the area will | |||
| 7635 | * be marked by ESA. | |||
| 7636 | * | |||
| 7637 | * What will actually be transmitted depends on the setting | |||
| 7638 | * of the GATM mode, and areas set by the DAQ and SPA/EPA | |||
| 7639 | * functions. | |||
| 7640 | * | |||
| 7641 | * References: ECMA-48 § 8.3.138 | |||
| 7642 | */ | |||
| 7643 | } | |||
| 7644 | ||||
| 7645 | void | |||
| 7646 | Terminal::SSU(bte::parser::Sequence const& seq) | |||
| 7647 | { | |||
| 7648 | /* | |||
| 7649 | * SSU - set size unit | |||
| 7650 | * | |||
| 7651 | * Arguments: | |||
| 7652 | * args[0]: unit | |||
| 7653 | * | |||
| 7654 | * Defaults: | |||
| 7655 | * args[0]: 0 | |||
| 7656 | * | |||
| 7657 | * References: ECMA-48 § 8.3.139 | |||
| 7658 | */ | |||
| 7659 | } | |||
| 7660 | ||||
| 7661 | void | |||
| 7662 | Terminal::SSW(bte::parser::Sequence const& seq) | |||
| 7663 | { | |||
| 7664 | /* | |||
| 7665 | * SSW - set space width | |||
| 7666 | * | |||
| 7667 | * Arguments: | |||
| 7668 | * args[0]: width (in the unit set by SSU) | |||
| 7669 | * | |||
| 7670 | * Defaults: | |||
| 7671 | * args[0]: no default | |||
| 7672 | * | |||
| 7673 | * References: ECMA-48 § 8.3.140 | |||
| 7674 | */ | |||
| 7675 | } | |||
| 7676 | ||||
| 7677 | void | |||
| 7678 | Terminal::SS2(bte::parser::Sequence const& seq) | |||
| 7679 | { | |||
| 7680 | /* | |||
| 7681 | * SS2 - single-shift-2 | |||
| 7682 | * Temporarily map G2 into GL for the next graphics character. | |||
| 7683 | * | |||
| 7684 | * References: ECMA-35 § 8.4, 9.4 | |||
| 7685 | * ECMA-48 § 8.3.141 | |||
| 7686 | * VT525 | |||
| 7687 | */ | |||
| 7688 | #if 0 | |||
| 7689 | screen->state.glt = &screen->g2; | |||
| 7690 | #endif | |||
| 7691 | } | |||
| 7692 | ||||
| 7693 | void | |||
| 7694 | Terminal::SS3(bte::parser::Sequence const& seq) | |||
| 7695 | { | |||
| 7696 | /* | |||
| 7697 | * SS3 - single-shift-3 | |||
| 7698 | * Temporarily map G3 into GL for the next graphics character | |||
| 7699 | * | |||
| 7700 | * References: ECMA-35 § 8.4, 9.4 | |||
| 7701 | * ECMA-48 § 8.3.142 | |||
| 7702 | * VT525 | |||
| 7703 | */ | |||
| 7704 | #if 0 | |||
| 7705 | screen->state.glt = &screen->g3; | |||
| 7706 | #endif | |||
| 7707 | } | |||
| 7708 | ||||
| 7709 | void | |||
| 7710 | Terminal::ST(bte::parser::Sequence const& seq) | |||
| 7711 | { | |||
| 7712 | /* | |||
| 7713 | * ST - string-terminator | |||
| 7714 | * The string-terminator is usually part of control-sequences and | |||
| 7715 | * handled by the parser. In all other situations it is silently | |||
| 7716 | * ignored. | |||
| 7717 | * | |||
| 7718 | * References: ECMA-48 § 8.3.143 | |||
| 7719 | */ | |||
| 7720 | } | |||
| 7721 | ||||
| 7722 | void | |||
| 7723 | Terminal::STAB(bte::parser::Sequence const& seq) | |||
| 7724 | { | |||
| 7725 | /* | |||
| 7726 | * STAB - selective tabulation | |||
| 7727 | * | |||
| 7728 | * Arguments: | |||
| 7729 | * args[0]: | |||
| 7730 | * | |||
| 7731 | * Defaults: | |||
| 7732 | * args[0]: no default | |||
| 7733 | * | |||
| 7734 | * References: ECMA-48 § 8.3.144 | |||
| 7735 | * ITU-T Rec. T.416 (Open Document Architecture) | |||
| 7736 | */ | |||
| 7737 | } | |||
| 7738 | ||||
| 7739 | void | |||
| 7740 | Terminal::STS(bte::parser::Sequence const& seq) | |||
| 7741 | { | |||
| 7742 | /* | |||
| 7743 | * STS - set transmit state | |||
| 7744 | * | |||
| 7745 | * References: ECMA-48 § 8.3.145 | |||
| 7746 | * | |||
| 7747 | * Not worth implementing. | |||
| 7748 | */ | |||
| 7749 | } | |||
| 7750 | ||||
| 7751 | void | |||
| 7752 | Terminal::STX(bte::parser::Sequence const& seq) | |||
| 7753 | { | |||
| 7754 | /* | |||
| 7755 | * STX - start of text | |||
| 7756 | * | |||
| 7757 | * References: ECMA-48 § 8.3.146 | |||
| 7758 | * ECMA-16 § 3.1.2 | |||
| 7759 | * | |||
| 7760 | * Not worth implementing. | |||
| 7761 | */ | |||
| 7762 | } | |||
| 7763 | ||||
| 7764 | void | |||
| 7765 | Terminal::SU(bte::parser::Sequence const& seq) | |||
| 7766 | { | |||
| 7767 | /* | |||
| 7768 | * SU - scroll-up / pan down | |||
| 7769 | * Scrolls up a number of lines (presentation). | |||
| 7770 | * | |||
| 7771 | * Arguments: | |||
| 7772 | * args[0]: number of lines to scroll | |||
| 7773 | * | |||
| 7774 | * Defaults: | |||
| 7775 | * args[0]: 1 | |||
| 7776 | * | |||
| 7777 | * References: EMCA-48 § 8.3.147 | |||
| 7778 | * VT525 | |||
| 7779 | */ | |||
| 7780 | #if 0 | |||
| 7781 | unsigned int num = 1; | |||
| 7782 | ||||
| 7783 | if (seq->args[0] > 0) | |||
| 7784 | num = seq->args[0]; | |||
| 7785 | ||||
| 7786 | bte_page_scroll_up(screen->page, | |||
| 7787 | num, | |||
| 7788 | &screen->state.attr, | |||
| 7789 | screen->age, | |||
| 7790 | screen->history); | |||
| 7791 | #endif | |||
| 7792 | ||||
| 7793 | auto value = std::max(seq.collect1(0, 1), int(1)); | |||
| 7794 | scroll_text(-value); | |||
| 7795 | } | |||
| 7796 | ||||
| 7797 | void | |||
| 7798 | Terminal::SUB(bte::parser::Sequence const& seq) | |||
| 7799 | { | |||
| 7800 | /* | |||
| 7801 | * SUB - substitute | |||
| 7802 | * Cancel the current control-sequence and print a replacement | |||
| 7803 | * character. Our parser already handles this so all we have to do is | |||
| 7804 | * print the replacement character. | |||
| 7805 | * | |||
| 7806 | * References: ECMA-48 § 8.3.148 | |||
| 7807 | */ | |||
| 7808 | ||||
| 7809 | insert_char(0xfffdu, false, true); | |||
| 7810 | } | |||
| 7811 | ||||
| 7812 | void | |||
| 7813 | Terminal::SVS(bte::parser::Sequence const& seq) | |||
| 7814 | { | |||
| 7815 | /* | |||
| 7816 | * SVS - select line spacing | |||
| 7817 | * | |||
| 7818 | * Arguments: | |||
| 7819 | * args[0]: spacing | |||
| 7820 | * 0 = ... | |||
| 7821 | * ... | |||
| 7822 | * 9 = ... | |||
| 7823 | * | |||
| 7824 | * Defaults: | |||
| 7825 | * args[0]: 0 | |||
| 7826 | * | |||
| 7827 | * References: ECMA-48 § 8.3.149 | |||
| 7828 | */ | |||
| 7829 | } | |||
| 7830 | ||||
| 7831 | void | |||
| 7832 | Terminal::SYN(bte::parser::Sequence const& seq) | |||
| 7833 | { | |||
| 7834 | /* | |||
| 7835 | * SYN - synchronous idle | |||
| 7836 | * | |||
| 7837 | * References: ECMA-48 § 8.3.150 | |||
| 7838 | * ECMA-16 § 3.1.9 | |||
| 7839 | * | |||
| 7840 | * Not worth implementing. | |||
| 7841 | */ | |||
| 7842 | } | |||
| 7843 | ||||
| 7844 | void | |||
| 7845 | Terminal::TAC(bte::parser::Sequence const& seq) | |||
| 7846 | { | |||
| 7847 | /* | |||
| 7848 | * TAC - tabulation aligned centre | |||
| 7849 | * | |||
| 7850 | * Defaults: | |||
| 7851 | * args[0]: no default | |||
| 7852 | * | |||
| 7853 | * References: ECMA-48 § 8.3.151 | |||
| 7854 | */ | |||
| 7855 | } | |||
| 7856 | ||||
| 7857 | void | |||
| 7858 | Terminal::TALE(bte::parser::Sequence const& seq) | |||
| 7859 | { | |||
| 7860 | /* | |||
| 7861 | * TALE - tabulation aligned leading edge | |||
| 7862 | * | |||
| 7863 | * Defaults: | |||
| 7864 | * args[0]: no default | |||
| 7865 | * | |||
| 7866 | * References: ECMA-48 § 8.3.152 | |||
| 7867 | */ | |||
| 7868 | } | |||
| 7869 | ||||
| 7870 | void | |||
| 7871 | Terminal::TATE(bte::parser::Sequence const& seq) | |||
| 7872 | { | |||
| 7873 | /* | |||
| 7874 | * TATE - tabulation aligned trailing edge | |||
| 7875 | * | |||
| 7876 | * Defaults: | |||
| 7877 | * args[0]: no default | |||
| 7878 | * | |||
| 7879 | * References: ECMA-48 § 8.3.153 | |||
| 7880 | */ | |||
| 7881 | } | |||
| 7882 | ||||
| 7883 | void | |||
| 7884 | Terminal::TBC(bte::parser::Sequence const& seq) | |||
| 7885 | { | |||
| 7886 | /* | |||
| 7887 | * TBC - tab-clear | |||
| 7888 | * Clears tab stops. | |||
| 7889 | * | |||
| 7890 | * Arguments: | |||
| 7891 | * args[0]: mode | |||
| 7892 | * | |||
| 7893 | * Defaults: | |||
| 7894 | * args[0]: 0 | |||
| 7895 | * | |||
| 7896 | * References: ECMA-48 § 8.3.154 | |||
| 7897 | */ | |||
| 7898 | ||||
| 7899 | auto const param = seq.collect1(0); | |||
| 7900 | switch (param) { | |||
| 7901 | case -1: | |||
| 7902 | case 0: | |||
| 7903 | /* Clear character tabstop at the current presentation position */ | |||
| 7904 | m_tabstops.unset(get_cursor_column()); | |||
| 7905 | break; | |||
| 7906 | case 1: | |||
| 7907 | /* Clear line tabstop at the current line */ | |||
| 7908 | break; | |||
| 7909 | case 2: | |||
| 7910 | /* Clear all character tabstops in the current line */ | |||
| 7911 | /* NOTE: vttest issues this but claims it's a 'no-op' */ | |||
| 7912 | m_tabstops.clear(); | |||
| 7913 | break; | |||
| 7914 | case 3: | |||
| 7915 | /* Clear all character tabstops */ | |||
| 7916 | m_tabstops.clear(); | |||
| 7917 | break; | |||
| 7918 | case 4: | |||
| 7919 | /* Clear all line tabstops */ | |||
| 7920 | break; | |||
| 7921 | case 5: | |||
| 7922 | /* Clear all (character and line) tabstops */ | |||
| 7923 | m_tabstops.clear(); | |||
| 7924 | break; | |||
| 7925 | default: | |||
| 7926 | break; | |||
| 7927 | } | |||
| 7928 | } | |||
| 7929 | ||||
| 7930 | void | |||
| 7931 | Terminal::TCC(bte::parser::Sequence const& seq) | |||
| 7932 | { | |||
| 7933 | /* | |||
| 7934 | * TCC - tabulation centred on character | |||
| 7935 | * | |||
| 7936 | * Defaults: | |||
| 7937 | * args[0]: no default | |||
| 7938 | * args[1]: 32 (SPACE) | |||
| 7939 | * | |||
| 7940 | * References: ECMA-48 § 8.3.155 | |||
| 7941 | */ | |||
| 7942 | } | |||
| 7943 | ||||
| 7944 | void | |||
| 7945 | Terminal::TSR(bte::parser::Sequence const& seq) | |||
| 7946 | { | |||
| 7947 | /* | |||
| 7948 | * TSR - tabulation stop remove | |||
| 7949 | * This clears a tab stop at position @arg[0] in the active line (presentation), | |||
| 7950 | * and on any lines below it. | |||
| 7951 | * | |||
| 7952 | * Defaults: | |||
| 7953 | * args[0]: no default | |||
| 7954 | * | |||
| 7955 | * References: ECMA-48 § 8.3.156 | |||
| 7956 | */ | |||
| 7957 | ||||
| 7958 | auto const pos = seq.collect1(0); | |||
| 7959 | if (pos < 1 || pos > m_column_count) | |||
| 7960 | return; | |||
| 7961 | ||||
| 7962 | m_tabstops.unset(pos - 1); | |||
| 7963 | } | |||
| 7964 | ||||
| 7965 | void | |||
| 7966 | Terminal::TSS(bte::parser::Sequence const& seq) | |||
| 7967 | { | |||
| 7968 | /* | |||
| 7969 | * TSS - thin space specification | |||
| 7970 | * | |||
| 7971 | * Arguments: | |||
| 7972 | * args[0]: width (in the unit set by SSU) | |||
| 7973 | * | |||
| 7974 | * Defaults: | |||
| 7975 | * args[0]: no default | |||
| 7976 | * | |||
| 7977 | * References: ECMA-48 § 8.3.157 | |||
| 7978 | * | |||
| 7979 | * Not applicable in BTE. | |||
| 7980 | */ | |||
| 7981 | } | |||
| 7982 | ||||
| 7983 | void | |||
| 7984 | Terminal::VPA(bte::parser::Sequence const& seq) | |||
| 7985 | { | |||
| 7986 | /* | |||
| 7987 | * VPA - vertical line position absolute | |||
| 7988 | * Moves the cursor to the specified line on the current column (data). | |||
| 7989 | * | |||
| 7990 | * Arguments: | |||
| 7991 | * args[0]: line number | |||
| 7992 | * | |||
| 7993 | * Defaults: | |||
| 7994 | * args[0]: 1 | |||
| 7995 | * | |||
| 7996 | * References: ECMA-48 § 8.3.158 | |||
| 7997 | * VT525 | |||
| 7998 | */ | |||
| 7999 | #if 0 | |||
| 8000 | unsigned int pos = 1; | |||
| 8001 | ||||
| 8002 | if (seq->args[0] > 0) | |||
| 8003 | pos = seq->args[0]; | |||
| 8004 | ||||
| 8005 | screen_cursor_clear_wrap(screen); | |||
| 8006 | screen_cursor_set_rel(screen, screen->state.cursor_x, pos - 1); | |||
| 8007 | #endif | |||
| 8008 | ||||
| 8009 | // FIXMEchpe shouldn't we ensure_cursor_is_onscreen AFTER setting the new cursor row? | |||
| 8010 | ensure_cursor_is_onscreen(); | |||
| 8011 | ||||
| 8012 | auto value = seq.collect1(0, 1, 1, m_row_count); | |||
| 8013 | set_cursor_row1(value); | |||
| 8014 | } | |||
| 8015 | ||||
| 8016 | void | |||
| 8017 | Terminal::VPB(bte::parser::Sequence const& seq) | |||
| 8018 | { | |||
| 8019 | /* | |||
| 8020 | * VPB - line position backward | |||
| 8021 | * Moves the cursor up the specified number of lines on | |||
| 8022 | * the current column (data). | |||
| 8023 | * | |||
| 8024 | * Arguments: | |||
| 8025 | * args[0]: line number | |||
| 8026 | * | |||
| 8027 | * Defaults: | |||
| 8028 | * args[0]: 1 | |||
| 8029 | * | |||
| 8030 | * References: ECMA-48 § 8.3.159 | |||
| 8031 | * VT525 | |||
| 8032 | */ | |||
| 8033 | #if 0 | |||
| 8034 | unsigned int num = 1; | |||
| 8035 | ||||
| 8036 | if (seq->args[0] > 0) | |||
| 8037 | num = seq->args[0]; | |||
| 8038 | ||||
| 8039 | screen_cursor_clear_wrap(screen); | |||
| 8040 | screen_cursor_down(screen, num, false); | |||
| 8041 | #endif | |||
| 8042 | } | |||
| 8043 | ||||
| 8044 | void | |||
| 8045 | Terminal::VPR(bte::parser::Sequence const& seq) | |||
| 8046 | { | |||
| 8047 | /* | |||
| 8048 | * VPR - vertical line position relative | |||
| 8049 | * Moves the cursor down the specified number of lines | |||
| 8050 | * on the current column (data). | |||
| 8051 | * | |||
| 8052 | * Arguments: | |||
| 8053 | * args[0]: line number | |||
| 8054 | * | |||
| 8055 | * Defaults: | |||
| 8056 | * args[0]: 1 | |||
| 8057 | * | |||
| 8058 | * References: ECMA-48 § 8.3.160 | |||
| 8059 | * VT525 | |||
| 8060 | */ | |||
| 8061 | #if 0 | |||
| 8062 | unsigned int num = 1; | |||
| 8063 | ||||
| 8064 | if (seq->args[0] > 0) | |||
| 8065 | num = seq->args[0]; | |||
| 8066 | ||||
| 8067 | screen_cursor_clear_wrap(screen); | |||
| 8068 | screen_cursor_down(screen, num, false); | |||
| 8069 | #endif | |||
| 8070 | } | |||
| 8071 | ||||
| 8072 | void | |||
| 8073 | Terminal::VT(bte::parser::Sequence const& seq) | |||
| 8074 | { | |||
| 8075 | /* | |||
| 8076 | * VT - vertical-tab | |||
| 8077 | * This causes a vertical jump by one line. Terminals treat it exactly | |||
| 8078 | * the same as LF. | |||
| 8079 | * | |||
| 8080 | * References: ECMA-48 § 8.3.161 | |||
| 8081 | */ | |||
| 8082 | ||||
| 8083 | LF(seq); | |||
| 8084 | } | |||
| 8085 | ||||
| 8086 | void | |||
| 8087 | Terminal::VTS(bte::parser::Sequence const& seq) | |||
| 8088 | { | |||
| 8089 | /* | |||
| 8090 | * VTS - line tabulation set | |||
| 8091 | * Sets a tabstop in the active line (presentation). | |||
| 8092 | * | |||
| 8093 | * References: ECMA-48 § 8.3.162 | |||
| 8094 | * | |||
| 8095 | * Not worth implementing. | |||
| 8096 | */ | |||
| 8097 | } | |||
| 8098 | ||||
| 8099 | void | |||
| 8100 | Terminal::WYCAA(bte::parser::Sequence const& seq) | |||
| 8101 | { | |||
| 8102 | /* | |||
| 8103 | * WYCAA - redefine character display attribute association | |||
| 8104 | * | |||
| 8105 | * Arguments: | |||
| 8106 | * args[0]: mode | |||
| 8107 | * | |||
| 8108 | * Defaults: | |||
| 8109 | * args[0]: no defaults | |||
| 8110 | * | |||
| 8111 | * Probably not worth implementing. | |||
| 8112 | * | |||
| 8113 | * References: WY370 | |||
| 8114 | */ | |||
| 8115 | ||||
| 8116 | switch (seq.collect1(0)) { | |||
| 8117 | case -1: | |||
| 8118 | break; | |||
| 8119 | ||||
| 8120 | case 0 ... 47: | |||
| 8121 | /* WYCAA - redefine character attribute association | |||
| 8122 | * | |||
| 8123 | * Arguments: | |||
| 8124 | * args[0]: character attribute association to be set (0…47) | |||
| 8125 | * args[1]: palette color index for foreground color (0…64) | |||
| 8126 | * args[2]: palette color index for background color (0…64) | |||
| 8127 | * args[3]: new definition for the attribute association @args[0] | |||
| 8128 | * | |||
| 8129 | * Defaults: | |||
| 8130 | * args[0]: ? | |||
| 8131 | * args[1]: ? | |||
| 8132 | * args[2]: ? | |||
| 8133 | * args[3]: ? | |||
| 8134 | */ | |||
| 8135 | break; | |||
| 8136 | ||||
| 8137 | case 48: | |||
| 8138 | /* WYCOLOR - select foreground color palette | |||
| 8139 | * | |||
| 8140 | * Arguments: | |||
| 8141 | * args[1]: color palette number 0…7 | |||
| 8142 | * | |||
| 8143 | * Defaults: | |||
| 8144 | * args[1]: ? | |||
| 8145 | */ | |||
| 8146 | break; | |||
| 8147 | ||||
| 8148 | case 49: | |||
| 8149 | case 51 ... 52: | |||
| 8150 | /* WYCOLOR - select background (49)/screen border(51)/cursor(52) color | |||
| 8151 | * Selects the background (and screen border) color. | |||
| 8152 | * | |||
| 8153 | * Arguments: | |||
| 8154 | * args[1]: palette color index 0…64 | |||
| 8155 | * | |||
| 8156 | * Defaults: | |||
| 8157 | * args[1]: ? | |||
| 8158 | */ | |||
| 8159 | break; | |||
| 8160 | ||||
| 8161 | case 50: | |||
| 8162 | /* WYCOLOR - restore fore- and background colors to set-up default */ | |||
| 8163 | break; | |||
| 8164 | ||||
| 8165 | case 53: | |||
| 8166 | /* WYSOVR - select overstrike position | |||
| 8167 | * | |||
| 8168 | * Arguments: | |||
| 8169 | * args[1]: scanline number in the charcell (0=top, …bottom) to | |||
| 8170 | * put the overstrike | |||
| 8171 | * | |||
| 8172 | * Defaults: | |||
| 8173 | * args[1]: | |||
| 8174 | */ | |||
| 8175 | break; | |||
| 8176 | ||||
| 8177 | case 54 ... 57: | |||
| 8178 | /* WYCOLOR - select attributes and colors | |||
| 8179 | * for user status line (54), system status line(55), | |||
| 8180 | * replacement character(56), noneraseable character(57). | |||
| 8181 | * | |||
| 8182 | * Arguments: | |||
| 8183 | * args[1]: | |||
| 8184 | * args[2]: | |||
| 8185 | * | |||
| 8186 | * Defaults: | |||
| 8187 | * args[1]: | |||
| 8188 | * args[2]: | |||
| 8189 | */ | |||
| 8190 | ||||
| 8191 | case 58: | |||
| 8192 | /* WYDTSET - set date and time */ | |||
| 8193 | break; | |||
| 8194 | ||||
| 8195 | case 59: | |||
| 8196 | /* WYDFPG - define page for session | |||
| 8197 | * | |||
| 8198 | * Arguments: | |||
| 8199 | * args[1]: | |||
| 8200 | * args[2]: | |||
| 8201 | * args[3]: | |||
| 8202 | * args[4]: | |||
| 8203 | * | |||
| 8204 | * Defaults: | |||
| 8205 | * args[1]: | |||
| 8206 | * args[2]: | |||
| 8207 | * args[3]: | |||
| 8208 | * args[4]: | |||
| 8209 | */ | |||
| 8210 | break; | |||
| 8211 | ||||
| 8212 | case 60: | |||
| 8213 | /* WYIND - restore default color index values */ | |||
| 8214 | break; | |||
| 8215 | ||||
| 8216 | case 61 ... 62: | |||
| 8217 | case 64 ... 65: | |||
| 8218 | /* WYIND - set current fore/background color | |||
| 8219 | * Sets the current fore- (61, 64) or background (62, 65) | |||
| 8220 | * color for eraseable (61, 62) or noneraseable (64, 65) | |||
| 8221 | * characters. | |||
| 8222 | * | |||
| 8223 | * Also turns on color index mode. | |||
| 8224 | * | |||
| 8225 | * Arguments: | |||
| 8226 | * args[1]: color index | |||
| 8227 | * | |||
| 8228 | * Defaults: | |||
| 8229 | * args[1]: ? | |||
| 8230 | */ | |||
| 8231 | break; | |||
| 8232 | ||||
| 8233 | case 63: | |||
| 8234 | /* WYIND - turn color index mode on/off | |||
| 8235 | * | |||
| 8236 | * Arguments: | |||
| 8237 | * args[1]: setting (0 = off, 1 = on) | |||
| 8238 | * | |||
| 8239 | * Defaults: | |||
| 8240 | * args[1]: ? | |||
| 8241 | */ | |||
| 8242 | break; | |||
| 8243 | ||||
| 8244 | case 66: | |||
| 8245 | /* WYIND - redefine color index | |||
| 8246 | * | |||
| 8247 | * Arguments: | |||
| 8248 | * args[1]: index | |||
| 8249 | * args[2]: value | |||
| 8250 | * | |||
| 8251 | * Defaults: | |||
| 8252 | * args[1]: ? | |||
| 8253 | * args[2]: ? | |||
| 8254 | */ | |||
| 8255 | break; | |||
| 8256 | } | |||
| 8257 | } | |||
| 8258 | ||||
| 8259 | void | |||
| 8260 | Terminal::WYDHL_BH(bte::parser::Sequence const& seq) | |||
| 8261 | { | |||
| 8262 | /* | |||
| 8263 | * WYDHL_BH - single width double height line: bottom half | |||
| 8264 | * | |||
| 8265 | * Probably not worth implementing. | |||
| 8266 | * | |||
| 8267 | * References: WY370 | |||
| 8268 | */ | |||
| 8269 | } | |||
| 8270 | ||||
| 8271 | void | |||
| 8272 | Terminal::WYDHL_TH(bte::parser::Sequence const& seq) | |||
| 8273 | { | |||
| 8274 | /* | |||
| 8275 | * WYDHL_TH - single width double height line: top half | |||
| 8276 | * | |||
| 8277 | * Probably not worth implementing. | |||
| 8278 | * | |||
| 8279 | * References: WY370 | |||
| 8280 | */ | |||
| 8281 | } | |||
| 8282 | ||||
| 8283 | void | |||
| 8284 | Terminal::WYSCRATE(bte::parser::Sequence const& seq) | |||
| 8285 | { | |||
| 8286 | /* | |||
| 8287 | * WYSCRATE - set smooth scroll rate | |||
| 8288 | * Selects scrolling rate if DECSCLM is set. | |||
| 8289 | * | |||
| 8290 | * Probably not worth implementing. | |||
| 8291 | * | |||
| 8292 | * References: WY370 | |||
| 8293 | */ | |||
| 8294 | } | |||
| 8295 | ||||
| 8296 | void | |||
| 8297 | Terminal::WYLSFNT(bte::parser::Sequence const& seq) | |||
| 8298 | { | |||
| 8299 | /* | |||
| 8300 | * WYLSFNT - load soft font | |||
| 8301 | * | |||
| 8302 | * Probably not worth implementing. | |||
| 8303 | * | |||
| 8304 | * References: WY370 | |||
| 8305 | */ | |||
| 8306 | } | |||
| 8307 | ||||
| 8308 | void | |||
| 8309 | Terminal::XDGSYNC(bte::parser::Sequence const& seq) | |||
| 8310 | { | |||
| 8311 | /* | |||
| 8312 | * XDGSYNC - synchronous update | |||
| 8313 | * Content received between BSU and ESU will be committed | |||
| 8314 | * atomically on ESU. This is to avoid half-drawn screen | |||
| 8315 | * content. | |||
| 8316 | * The terminal may ignore this, or apply a timeout, or | |||
| 8317 | * terminate the synchronous update prematurely for any | |||
| 8318 | * reason. | |||
| 8319 | * | |||
| 8320 | * Arguments: | |||
| 8321 | * args[0]: | |||
| 8322 | * 1: start (begin synchronous update, BSU) | |||
| 8323 | * 2: end (end synchronous update, ESU) | |||
| 8324 | * | |||
| 8325 | * Defaults: | |||
| 8326 | * args[0]: no defaults | |||
| 8327 | * | |||
| 8328 | * References: https://gitlab.com/gnachman/iterm2/wikis/synchronized-updates-spec | |||
| 8329 | */ | |||
| 8330 | ||||
| 8331 | /* TODO: implement this! https://gitlab.gnome.org/GNOME/bte/issues/15 */ | |||
| 8332 | } | |||
| 8333 | ||||
| 8334 | void | |||
| 8335 | Terminal::XTERM_CHECKSUM_MODE(bte::parser::Sequence const& seq) | |||
| 8336 | { | |||
| 8337 | /* | |||
| 8338 | * XTERM_CHECKSUM_MODE - xterm DECRQCRA checksum mode | |||
| 8339 | * Sets how DECRQCRA calculates the area checksum. | |||
| 8340 | * | |||
| 8341 | * Arguments: | |||
| 8342 | * args[0]: flag value composed of the following flags: | |||
| 8343 | * 1: no negation | |||
| 8344 | * 2: don't report attributes | |||
| 8345 | * 4: checksum trailing blanks | |||
| 8346 | * 8: don't checksum empty cells | |||
| 8347 | * 16: no 8-bit masking or ignoring combining characters | |||
| 8348 | * 32: no 7-bit masking | |||
| 8349 | * | |||
| 8350 | * Defaults: | |||
| 8351 | * args[0]: 0, matching the output from VTxxx terminals | |||
| 8352 | * | |||
| 8353 | * References: XTERM (since 335) | |||
| 8354 | * | |||
| 8355 | * Probably not worth implementing. | |||
| 8356 | */ | |||
| 8357 | } | |||
| 8358 | ||||
| 8359 | void | |||
| 8360 | Terminal::XTERM_IHMT(bte::parser::Sequence const& seq) | |||
| 8361 | { | |||
| 8362 | /* | |||
| 8363 | * XTERM_IHMT - xterm-initiate-highlight-mouse-tracking | |||
| 8364 | * | |||
| 8365 | * Probably not worth implementing. | |||
| 8366 | */ | |||
| 8367 | } | |||
| 8368 | ||||
| 8369 | void | |||
| 8370 | Terminal::XTERM_MLHP(bte::parser::Sequence const& seq) | |||
| 8371 | { | |||
| 8372 | /* | |||
| 8373 | * XTERM_MLHP - xterm-memory-lock-hp-bugfix | |||
| 8374 | * | |||
| 8375 | * Probably not worth implementing. | |||
| 8376 | */ | |||
| 8377 | } | |||
| 8378 | ||||
| 8379 | void | |||
| 8380 | Terminal::XTERM_MUHP(bte::parser::Sequence const& seq) | |||
| 8381 | { | |||
| 8382 | /* | |||
| 8383 | * XTERM_MUHP - xterm-memory-unlock-hp-bugfix | |||
| 8384 | * | |||
| 8385 | * Probably not worth implementing. | |||
| 8386 | */ | |||
| 8387 | } | |||
| 8388 | ||||
| 8389 | void | |||
| 8390 | Terminal::XTERM_RPM(bte::parser::Sequence const& seq) | |||
| 8391 | { | |||
| 8392 | /* | |||
| 8393 | * XTERM_RPM - xterm restore DEC private mode | |||
| 8394 | * | |||
| 8395 | * Defaults: none | |||
| 8396 | * | |||
| 8397 | * References: XTERM | |||
| 8398 | */ | |||
| 8399 | ||||
| 8400 | save_mode_private(seq, false); | |||
| 8401 | } | |||
| 8402 | ||||
| 8403 | void | |||
| 8404 | Terminal::XTERM_RQTCAP(bte::parser::Sequence const& seq) | |||
| 8405 | { | |||
| 8406 | /* | |||
| 8407 | * XTERM_TQTCAP - xterm request termcap/terminfo | |||
| 8408 | * | |||
| 8409 | * Probably not worth implementing. | |||
| 8410 | */ | |||
| 8411 | } | |||
| 8412 | ||||
| 8413 | void | |||
| 8414 | Terminal::XTERM_RRV(bte::parser::Sequence const& seq) | |||
| 8415 | { | |||
| 8416 | /* | |||
| 8417 | * XTERM_RRV - xterm-reset-resource-value | |||
| 8418 | * | |||
| 8419 | * Probably not worth implementing. | |||
| 8420 | */ | |||
| 8421 | } | |||
| 8422 | ||||
| 8423 | void | |||
| 8424 | Terminal::XTERM_RTM(bte::parser::Sequence const& seq) | |||
| 8425 | { | |||
| 8426 | /* | |||
| 8427 | * XTERM_RTM - xterm-reset-title-mode | |||
| 8428 | * | |||
| 8429 | * Probably not worth implementing. | |||
| 8430 | */ | |||
| 8431 | } | |||
| 8432 | ||||
| 8433 | void | |||
| 8434 | Terminal::XTERM_SGFX(bte::parser::Sequence const& seq) | |||
| 8435 | { | |||
| 8436 | /* | |||
| 8437 | * XTERM_SGFX - xterm-sixel-graphics | |||
| 8438 | * | |||
| 8439 | * Probably not worth implementing. | |||
| 8440 | */ | |||
| 8441 | } | |||
| 8442 | ||||
| 8443 | void | |||
| 8444 | Terminal::XTERM_SGR_REPORT(bte::parser::Sequence const& seq) | |||
| 8445 | { | |||
| 8446 | /* | |||
| 8447 | * XTERM_SGR_REPORT: report SGR attributes in rectangular area | |||
| 8448 | * Report common character attributes in the specified rectangle. | |||
| 8449 | * | |||
| 8450 | * Arguments; | |||
| 8451 | * args[0..3]: top, left, bottom, right of the rectangle (1-based) | |||
| 8452 | * | |||
| 8453 | * Defaults: | |||
| 8454 | * args[0]: 1 | |||
| 8455 | * args[1]: 1 | |||
| 8456 | * args[2]: height of current page | |||
| 8457 | * args[3]: width of current page | |||
| 8458 | * | |||
| 8459 | * Reply: SGR | |||
| 8460 | * | |||
| 8461 | * If the top > bottom or left > right, the command is ignored. | |||
| 8462 | * | |||
| 8463 | * These coordinates are interpreted according to origin mode (DECOM), | |||
| 8464 | * but unaffected by the page margins (DECSLRM?). | |||
| 8465 | * | |||
| 8466 | * Note: DECSACE selects whether this function operates on the | |||
| 8467 | * rectangular area or the data stream between the star and end | |||
| 8468 | * positions. | |||
| 8469 | * | |||
| 8470 | * References: XTERM 334 | |||
| 8471 | */ | |||
| 8472 | /* TODO: Implement this */ | |||
| 8473 | } | |||
| 8474 | ||||
| 8475 | void | |||
| 8476 | Terminal::XTERM_SGR_STACK_POP(bte::parser::Sequence const& seq) | |||
| 8477 | { | |||
| 8478 | /* | |||
| 8479 | * XTERM_SGR_STACK_POP: pop SGR stack | |||
| 8480 | * Restore SGR attributes previously pushed to the stack | |||
| 8481 | * with XTERM_SGR_STACK_PUSH. If there is nothing on the | |||
| 8482 | * stack, does nothing. | |||
| 8483 | * | |||
| 8484 | * Arguments: none | |||
| 8485 | * | |||
| 8486 | * References: XTERM 334 | |||
| 8487 | */ | |||
| 8488 | /* TODO: Implement this: https://gitlab.gnome.org/GNOME/bte/issues/23 */ | |||
| 8489 | } | |||
| 8490 | ||||
| 8491 | void | |||
| 8492 | Terminal::XTERM_SGR_STACK_PUSH(bte::parser::Sequence const& seq) | |||
| 8493 | { | |||
| 8494 | /* | |||
| 8495 | * XTERM_SGR_STACK_PUSH: push SGR stack | |||
| 8496 | * Push current SGR attributes to the stack. | |||
| 8497 | * If the stack is full, drops the bottommost item before | |||
| 8498 | * pushing on the stack. | |||
| 8499 | * | |||
| 8500 | * If there are any arguments, they are interpreted as in SGR | |||
| 8501 | * to denote which attributes to save; if there are no arguments, | |||
| 8502 | * all attributes are saved. | |||
| 8503 | * | |||
| 8504 | * Arguments: | |||
| 8505 | * args[0:]: the attributes | |||
| 8506 | * 0 = save all attributes | |||
| 8507 | * | |||
| 8508 | * Defaults: | |||
| 8509 | * args[0]: 0 (save all attributes) | |||
| 8510 | * | |||
| 8511 | * References: XTERM 334 | |||
| 8512 | */ | |||
| 8513 | /* TODO: Implement this: https://gitlab.gnome.org/GNOME/bte/issues/23 */ | |||
| 8514 | } | |||
| 8515 | ||||
| 8516 | void | |||
| 8517 | Terminal::XTERM_SPM(bte::parser::Sequence const& seq) | |||
| 8518 | { | |||
| 8519 | /* | |||
| 8520 | * XTERM_SPM - xterm save DEC private mode | |||
| 8521 | * | |||
| 8522 | * Defaults: none | |||
| 8523 | * | |||
| 8524 | * References: XTERM | |||
| 8525 | */ | |||
| 8526 | ||||
| 8527 | save_mode_private(seq, true); | |||
| 8528 | } | |||
| 8529 | ||||
| 8530 | void | |||
| 8531 | Terminal::XTERM_PTRMODE(bte::parser::Sequence const& seq) | |||
| 8532 | { | |||
| 8533 | /* | |||
| 8534 | * XTERM_PTRMODE - xterm set pointer mode | |||
| 8535 | * | |||
| 8536 | * Defaults: none | |||
| 8537 | * | |||
| 8538 | * References: XTERM | |||
| 8539 | * | |||
| 8540 | * Probably not worth implementing. | |||
| 8541 | */ | |||
| 8542 | } | |||
| 8543 | ||||
| 8544 | void | |||
| 8545 | Terminal::XTERM_SRV(bte::parser::Sequence const& seq) | |||
| 8546 | { | |||
| 8547 | /* | |||
| 8548 | * XTERM_SRV - xterm-set-resource-value | |||
| 8549 | * | |||
| 8550 | * Probably not worth implementing. | |||
| 8551 | */ | |||
| 8552 | } | |||
| 8553 | ||||
| 8554 | void | |||
| 8555 | Terminal::XTERM_STM(bte::parser::Sequence const& seq) | |||
| 8556 | { | |||
| 8557 | /* | |||
| 8558 | * XTERM_STM - xterm-set-title-mode | |||
| 8559 | * | |||
| 8560 | * Probably not worth implementing. | |||
| 8561 | */ | |||
| 8562 | } | |||
| 8563 | ||||
| 8564 | void | |||
| 8565 | Terminal::XTERM_STCAP(bte::parser::Sequence const& seq) | |||
| 8566 | { | |||
| 8567 | /* | |||
| 8568 | * XTERM_STCAP - xterm set termcap/terminfo | |||
| 8569 | * | |||
| 8570 | * Probably not worth implementing. | |||
| 8571 | */ | |||
| 8572 | } | |||
| 8573 | ||||
| 8574 | void | |||
| 8575 | Terminal::XTERM_WM(bte::parser::Sequence const& seq) | |||
| 8576 | { | |||
| 8577 | /* | |||
| 8578 | * XTERM_WM - xterm-window-management | |||
| 8579 | * | |||
| 8580 | * Window manipulation control sequences. Most of these are considered | |||
| 8581 | * bad ideas, but they're implemented as signals which the application | |||
| 8582 | * is free to ignore, so they're harmless. Handle at most one action, | |||
| 8583 | * see bug 741402. | |||
| 8584 | * | |||
| 8585 | * No parameter default values. | |||
| 8586 | * | |||
| 8587 | * References: XTERM | |||
| 8588 | * VT525 | |||
| 8589 | */ | |||
| 8590 | ||||
| 8591 | #if 0 | |||
| 8592 | char buf[128]; | |||
| 8593 | #endif | |||
| 8594 | ||||
| 8595 | int param = seq.collect1(0); | |||
| ||||
| 8596 | switch (param) { | |||
| 8597 | case -1: | |||
| 8598 | case 0: | |||
| 8599 | break; | |||
| 8600 | ||||
| 8601 | case BTE_XTERM_WM_RESTORE_WINDOW: | |||
| 8602 | m_xterm_wm_iconified = false; | |||
| 8603 | break; | |||
| 8604 | ||||
| 8605 | case BTE_XTERM_WM_MINIMIZE_WINDOW: | |||
| 8606 | m_xterm_wm_iconified = true; | |||
| 8607 | break; | |||
| 8608 | ||||
| 8609 | case BTE_XTERM_WM_SET_WINDOW_POSITION: | |||
| 8610 | /* No-op */ | |||
| 8611 | break; | |||
| 8612 | ||||
| 8613 | case BTE_XTERM_WM_SET_WINDOW_SIZE_PIXELS: { | |||
| 8614 | int width, height; | |||
| 8615 | seq.collect(1, {&height, &width}); | |||
| 8616 | ||||
| 8617 | if (width != -1 && height != -1) { | |||
| ||||
| 8618 | _bte_debug_print(BTE_DEBUG_EMULATION,do { } while(0) | |||
| 8619 | "Resizing window to %dx%d pixels, grid size %dx%d.\n",do { } while(0) | |||
| 8620 | width, height,do { } while(0) | |||
| 8621 | width / int(m_cell_height), height / int(m_cell_width))do { } while(0); | |||
| 8622 | emit_resize_window(width / int(m_cell_height), height / int(m_cell_width)); | |||
| 8623 | } | |||
| 8624 | break; | |||
| 8625 | } | |||
| 8626 | ||||
| 8627 | case BTE_XTERM_WM_RAISE_WINDOW: | |||
| 8628 | break; | |||
| 8629 | ||||
| 8630 | case BTE_XTERM_WM_LOWER_WINDOW: | |||
| 8631 | break; | |||
| 8632 | ||||
| 8633 | case BTE_XTERM_WM_REFRESH_WINDOW: | |||
| 8634 | break; | |||
| 8635 | ||||
| 8636 | case BTE_XTERM_WM_SET_WINDOW_SIZE_CELLS: { | |||
| 8637 | int width, height; | |||
| 8638 | seq.collect(1, {&height, &width}); | |||
| 8639 | ||||
| 8640 | if (width != -1 && height != -1) { | |||
| 8641 | _bte_debug_print(BTE_DEBUG_EMULATION,do { } while(0) | |||
| 8642 | "Resizing window to %d columns, %d rows.\n",do { } while(0) | |||
| 8643 | width, height)do { } while(0); | |||
| 8644 | emit_resize_window(width, height); | |||
| 8645 | } | |||
| 8646 | break; | |||
| 8647 | } | |||
| 8648 | ||||
| 8649 | case BTE_XTERM_WM_MAXIMIZE_WINDOW: | |||
| 8650 | switch (seq.collect1(1)) { | |||
| 8651 | case -1: /* default */ | |||
| 8652 | case 0: | |||
| 8653 | /* Restore */ | |||
| 8654 | break; | |||
| 8655 | case 1: | |||
| 8656 | /* Maximise */ | |||
| 8657 | break; | |||
| 8658 | case 2: | |||
| 8659 | /* Maximise Vertically */ | |||
| 8660 | break; | |||
| 8661 | case 3: | |||
| 8662 | /* Maximise Horizontally */ | |||
| 8663 | break; | |||
| 8664 | default: | |||
| 8665 | break; | |||
| 8666 | } | |||
| 8667 | break; | |||
| 8668 | ||||
| 8669 | case BTE_XTERM_WM_FULLSCREEN_WINDOW: | |||
| 8670 | break; | |||
| 8671 | ||||
| 8672 | case BTE_XTERM_WM_GET_WINDOW_STATE: | |||
| 8673 | reply(seq, BTE_REPLY_XTERM_WM, {m_xterm_wm_iconified ? 2 : 1}); | |||
| 8674 | break; | |||
| 8675 | ||||
| 8676 | case BTE_XTERM_WM_GET_WINDOW_POSITION: | |||
| 8677 | /* Reply with fixed origin. */ | |||
| 8678 | reply(seq, BTE_REPLY_XTERM_WM, {3, 0, 0}); | |||
| 8679 | break; | |||
| 8680 | ||||
| 8681 | case BTE_XTERM_WM_GET_WINDOW_SIZE_PIXELS: { | |||
| 8682 | int width = m_row_count * m_cell_height; | |||
| 8683 | int height = m_column_count * m_cell_width; | |||
| 8684 | reply(seq, BTE_REPLY_XTERM_WM, {4, height, width}); | |||
| 8685 | break; | |||
| 8686 | } | |||
| 8687 | ||||
| 8688 | case BTE_XTERM_WM_GET_WINDOW_SIZE_CELLS: | |||
| 8689 | reply(seq, BTE_REPLY_XTERM_WM, | |||
| 8690 | {8, (int)m_row_count, (int)m_column_count}); | |||
| 8691 | break; | |||
| 8692 | ||||
| 8693 | case BTE_XTERM_WM_GET_SCREEN_SIZE_CELLS: { | |||
| 8694 | /* FIMXE: this should really report the monitor's workarea, | |||
| 8695 | * or even just a fixed value. | |||
| 8696 | */ | |||
| 8697 | auto cdkscreen = ctk_widget_get_screen(m_widget); | |||
| 8698 | int height = cdk_screen_get_height(cdkscreen); | |||
| 8699 | int width = cdk_screen_get_width(cdkscreen); | |||
| 8700 | _bte_debug_print(BTE_DEBUG_EMULATION,do { } while(0) | |||
| 8701 | "Reporting screen size as %dx%d cells.\n",do { } while(0) | |||
| 8702 | height / int(m_cell_height), width / int(m_cell_width))do { } while(0); | |||
| 8703 | ||||
| 8704 | reply(seq, BTE_REPLY_XTERM_WM, | |||
| 8705 | {9, height / int(m_cell_height), width / int(m_cell_width)}); | |||
| 8706 | break; | |||
| 8707 | } | |||
| 8708 | ||||
| 8709 | case BTE_XTERM_WM_GET_ICON_TITLE: | |||
| 8710 | /* Report a static icon title, since the real | |||
| 8711 | * icon title should NEVER be reported, as it | |||
| 8712 | * creates a security vulnerability. See | |||
| 8713 | * http://marc.info/?l=bugtraq&m=104612710031920&w=2 | |||
| 8714 | * and CVE-2003-0070. | |||
| 8715 | */ | |||
| 8716 | _bte_debug_print(BTE_DEBUG_EMULATION,do { } while(0) | |||
| 8717 | "Reporting empty icon title.\n")do { } while(0); | |||
| 8718 | ||||
| 8719 | send(seq, bte::parser::u8SequenceBuilder{BTE_SEQ_OSC, "L"s}); | |||
| 8720 | break; | |||
| 8721 | ||||
| 8722 | case BTE_XTERM_WM_GET_WINDOW_TITLE: | |||
| 8723 | /* Report a static window title, since the real | |||
| 8724 | * window title should NEVER be reported, as it | |||
| 8725 | * creates a security vulnerability. See | |||
| 8726 | * http://marc.info/?l=bugtraq&m=104612710031920&w=2 | |||
| 8727 | * and CVE-2003-0070. | |||
| 8728 | */ | |||
| 8729 | _bte_debug_print(BTE_DEBUG_EMULATION,do { } while(0) | |||
| 8730 | "Reporting empty window title.\n")do { } while(0); | |||
| 8731 | ||||
| 8732 | send(seq, bte::parser::u8SequenceBuilder{BTE_SEQ_OSC, "l"s}); | |||
| 8733 | break; | |||
| 8734 | ||||
| 8735 | case BTE_XTERM_WM_TITLE_STACK_PUSH: | |||
| 8736 | switch (seq.collect1(1)) { | |||
| 8737 | case -1: | |||
| 8738 | case BTE_OSC_XTERM_SET_WINDOW_AND_ICON_TITLE: | |||
| 8739 | case BTE_OSC_XTERM_SET_WINDOW_TITLE: | |||
| 8740 | if (m_window_title_stack.size() >= BTE_WINDOW_TITLE_STACK_MAX_DEPTH(8)) { | |||
| 8741 | /* Drop the bottommost item */ | |||
| 8742 | m_window_title_stack.erase(m_window_title_stack.cbegin()); | |||
| 8743 | } | |||
| 8744 | ||||
| 8745 | if (m_window_title_changed) | |||
| 8746 | m_window_title_stack.emplace(m_window_title_stack.cend(), | |||
| 8747 | m_window_title_pending); | |||
| 8748 | else | |||
| 8749 | m_window_title_stack.emplace(m_window_title_stack.cend(), | |||
| 8750 | m_window_title); | |||
| 8751 | ||||
| 8752 | g_assert_cmpuint(m_window_title_stack.size(), <=, BTE_WINDOW_TITLE_STACK_MAX_DEPTH)do { guint64 __n1 = (m_window_title_stack.size()), __n2 = ((8 )); if (__n1 <= __n2) ; else g_assertion_message_cmpnum ("BTE" , "../src/bteseq.cc", 8752, ((const char*) (__PRETTY_FUNCTION__ )), "m_window_title_stack.size()" " " "<=" " " "BTE_WINDOW_TITLE_STACK_MAX_DEPTH" , (long double) __n1, "<=", (long double) __n2, 'i'); } while (0); | |||
| 8753 | break; | |||
| 8754 | ||||
| 8755 | case BTE_OSC_XTERM_SET_ICON_TITLE: | |||
| 8756 | default: | |||
| 8757 | break; | |||
| 8758 | } | |||
| 8759 | break; | |||
| 8760 | ||||
| 8761 | case BTE_XTERM_WM_TITLE_STACK_POP: | |||
| 8762 | switch (seq.collect1(1)) { | |||
| 8763 | case -1: | |||
| 8764 | case BTE_OSC_XTERM_SET_WINDOW_AND_ICON_TITLE: | |||
| 8765 | case BTE_OSC_XTERM_SET_WINDOW_TITLE: | |||
| 8766 | if (m_window_title_stack.empty()) | |||
| 8767 | break; | |||
| 8768 | ||||
| 8769 | m_window_title_changed = true; | |||
| 8770 | m_window_title_pending.swap(m_window_title_stack.back()); | |||
| 8771 | m_window_title_stack.pop_back(); | |||
| 8772 | break; | |||
| 8773 | ||||
| 8774 | case BTE_OSC_XTERM_SET_ICON_TITLE: | |||
| 8775 | default: | |||
| 8776 | break; | |||
| 8777 | } | |||
| 8778 | break; | |||
| 8779 | ||||
| 8780 | default: | |||
| 8781 | DECSLPP(seq); | |||
| 8782 | break; | |||
| 8783 | } | |||
| 8784 | } | |||
| 8785 | ||||
| 8786 | } // namespace terminal | |||
| 8787 | } // namespace bte |
| 1 | /* |
| 2 | * Copyright © 2017, 2018 Christian Persch |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 3 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | */ |
| 17 | |
| 18 | #pragma once |
| 19 | |
| 20 | #include <cstdint> |
| 21 | #include <algorithm> |
| 22 | #include <string> |
| 23 | |
| 24 | #include "parser.hh" |
| 25 | |
| 26 | namespace bte { |
| 27 | |
| 28 | namespace parser { |
| 29 | |
| 30 | class Sequence; |
| 31 | |
| 32 | class Parser { |
| 33 | public: |
| 34 | friend class Sequence; |
| 35 | |
| 36 | Parser() noexcept |
| 37 | { |
| 38 | bte_parser_init(&m_parser); |
| 39 | } |
| 40 | Parser(Parser const&) = delete; |
| 41 | Parser(Parser&&) = delete; |
| 42 | |
| 43 | ~Parser() noexcept |
| 44 | { |
| 45 | bte_parser_deinit(&m_parser); |
| 46 | } |
| 47 | |
| 48 | Parser& operator=(Parser const&) = delete; |
| 49 | Parser& operator=(Parser&&) = delete; |
| 50 | |
| 51 | inline int feed(uint32_t raw) noexcept |
| 52 | { |
| 53 | return bte_parser_feed(&m_parser, raw); |
| 54 | } |
| 55 | |
| 56 | inline void reset() noexcept |
| 57 | { |
| 58 | bte_parser_reset(&m_parser); |
| 59 | } |
| 60 | |
| 61 | protected: |
| 62 | bte_parser_t m_parser; |
| 63 | }; // class Parser |
| 64 | |
| 65 | class Sequence { |
| 66 | public: |
| 67 | |
| 68 | Sequence() = default; |
| 69 | Sequence(Sequence const&) = delete; |
| 70 | Sequence(Sequence&&) = delete; |
| 71 | ~Sequence() = default; |
| 72 | |
| 73 | Sequence(Parser& parser) |
| 74 | { |
| 75 | m_seq = &parser.m_parser.seq; |
| 76 | } |
| 77 | |
| 78 | typedef int number; |
| 79 | |
| 80 | char* ucs4_to_utf8(gunichar const* str, |
| 81 | ssize_t len = -1) const noexcept; |
| 82 | |
| 83 | void print() const noexcept; |
| 84 | |
| 85 | /* type: |
| 86 | * |
| 87 | * |
| 88 | * Returns: the type of the sequence, a value from the BTE_SEQ_* enum |
| 89 | */ |
| 90 | inline constexpr unsigned int type() const noexcept |
| 91 | { |
| 92 | return m_seq->type; |
| 93 | } |
| 94 | |
| 95 | /* command: |
| 96 | * |
| 97 | * Returns: the command the sequence codes for, a value |
| 98 | * from the BTE_CMD_* enum, or %BTE_CMD_NONE if the command is |
| 99 | * unknown |
| 100 | */ |
| 101 | inline constexpr unsigned int command() const noexcept |
| 102 | { |
| 103 | return m_seq->command; |
| 104 | } |
| 105 | |
| 106 | /* charset: |
| 107 | * |
| 108 | * This is the charset to use in a %BTE_CMD_GnDm, %BTE_CMD_GnDMm, |
| 109 | * %BTE_CMD_CnD or %BTE_CMD_DOCS command. |
| 110 | * |
| 111 | * Returns: the charset, a value from the BTE_CHARSET_* enum. |
| 112 | */ |
| 113 | inline constexpr unsigned int charset() const noexcept |
| 114 | { |
| 115 | return BTE_CHARSET_GET_CHARSET(m_seq->charset)((m_seq->charset) & ((1U << 16) - 1U)); |
| 116 | } |
| 117 | |
| 118 | /* slot: |
| 119 | * |
| 120 | * This is the slot in a %BTE_CMD_GnDm, %BTE_CMD_GnDMm, |
| 121 | * or %BTE_CMD_CnD command. |
| 122 | * |
| 123 | * Returns: the slot, a value from the 0..3 for Gn*, or 0..1 for CnD |
| 124 | */ |
| 125 | inline constexpr unsigned int slot() const noexcept |
| 126 | { |
| 127 | return BTE_CHARSET_GET_SLOT(m_seq->charset)((m_seq->charset) >> (16)); |
| 128 | } |
| 129 | |
| 130 | /* introducer: |
| 131 | * |
| 132 | * This is the character introducing the sequence, if any. |
| 133 | * |
| 134 | * Returns: the introducing character |
| 135 | */ |
| 136 | inline constexpr uint32_t introducer() const noexcept |
| 137 | { |
| 138 | return m_seq->introducer; |
| 139 | } |
| 140 | |
| 141 | /* terminator: |
| 142 | * |
| 143 | * This is the character terminating the sequence, or, for a |
| 144 | * %BTE_SEQ_GRAPHIC sequence, the graphic character. |
| 145 | * |
| 146 | * Returns: the terminating character |
| 147 | */ |
| 148 | inline constexpr uint32_t terminator() const noexcept |
| 149 | { |
| 150 | return m_seq->terminator; |
| 151 | } |
| 152 | |
| 153 | |
| 154 | /* is_c1: |
| 155 | * |
| 156 | * Whether the sequence was introduced with a C0 or C1 control. |
| 157 | * |
| 158 | * Returns: the introducing character |
| 159 | */ |
| 160 | inline constexpr bool is_c1() const noexcept |
| 161 | { |
| 162 | return (introducer() & 0x80) != 0; |
| 163 | } |
| 164 | |
| 165 | /* intermediates: |
| 166 | * |
| 167 | * This is the pintro and intermediate characters in the sequence, if any. |
| 168 | * |
| 169 | * Returns: the intermediates |
| 170 | */ |
| 171 | inline constexpr unsigned int intermediates() const noexcept |
| 172 | { |
| 173 | return m_seq->intermediates; |
| 174 | } |
| 175 | |
| 176 | // FIXMEchpe: upgrade to C++17 and use the u32string_view version below, instead |
| 177 | /* |
| 178 | * string: |
| 179 | * |
| 180 | * This is the string argument of a DCS or OSC sequence. |
| 181 | * |
| 182 | * Returns: the string argument |
| 183 | */ |
| 184 | inline std::u32string string() const noexcept |
| 185 | { |
| 186 | size_t len; |
| 187 | auto buf = bte_seq_string_get(&m_seq->arg_str, &len); |
| 188 | return std::u32string(reinterpret_cast<char32_t*>(buf), len); |
| 189 | } |
| 190 | |
| 191 | #if 0 |
| 192 | /* |
| 193 | * string: |
| 194 | * |
| 195 | * This is the string argument of a DCS or OSC sequence. |
| 196 | * |
| 197 | * Returns: the string argument |
| 198 | */ |
| 199 | inline constexpr std::u32string_view string() const noexcept |
| 200 | { |
| 201 | size_t len = 0; |
| 202 | auto buf = bte_seq_string_get(&m_seq->arg_str, &len); |
| 203 | return std::u32string_view(buf, len); |
| 204 | } |
| 205 | #endif |
| 206 | |
| 207 | /* |
| 208 | * string: |
| 209 | * |
| 210 | * This is the string argument of a DCS or OSC sequence. |
| 211 | * |
| 212 | * Returns: the string argument |
| 213 | */ |
| 214 | std::string string_utf8() const noexcept; |
| 215 | |
| 216 | inline char* string_param() const noexcept |
| 217 | { |
| 218 | size_t len = 0; |
| 219 | auto buf = bte_seq_string_get(&m_seq->arg_str, &len); |
| 220 | return ucs4_to_utf8(buf, len); |
| 221 | } |
| 222 | |
| 223 | /* size: |
| 224 | * |
| 225 | * Returns: the number of parameters |
| 226 | */ |
| 227 | inline constexpr unsigned int size() const noexcept |
| 228 | { |
| 229 | return m_seq->n_args; |
| 230 | } |
| 231 | |
| 232 | |
| 233 | /* size: |
| 234 | * |
| 235 | * Returns: the number of parameter blocks, counting runs of subparameters |
| 236 | * as only one parameter |
| 237 | */ |
| 238 | inline constexpr unsigned int size_final() const noexcept |
| 239 | { |
| 240 | return m_seq->n_final_args; |
| 241 | } |
| 242 | |
| 243 | /* capacity: |
| 244 | * |
| 245 | * Returns: the number of parameter blocks, counting runs of subparameters |
| 246 | * as only one parameter |
| 247 | */ |
| 248 | inline constexpr unsigned int capacity() const noexcept |
| 249 | { |
| 250 | return G_N_ELEMENTS(m_seq->args)(sizeof (m_seq->args) / sizeof ((m_seq->args)[0])); |
| 251 | } |
| 252 | |
| 253 | /* param: |
| 254 | * @idx: |
| 255 | * @default_v: the value to use for default parameters |
| 256 | * |
| 257 | * Returns: the value of the parameter at index @idx, or @default_v if |
| 258 | * the parameter at this index has default value, or the index |
| 259 | * is out of bounds |
| 260 | */ |
| 261 | inline constexpr int param(unsigned int idx, |
| 262 | int default_v = -1) const noexcept |
| 263 | { |
| 264 | return __builtin_expect(idx < size(), 1) ? bte_seq_arg_value(m_seq->args[idx], default_v) : default_v; |
| 265 | } |
| 266 | |
| 267 | /* param: |
| 268 | * @idx: |
| 269 | * @default_v: the value to use for default parameters |
| 270 | * @min_v: the minimum value |
| 271 | * @max_v: the maximum value |
| 272 | * |
| 273 | * Returns: the value of the parameter at index @idx, or @default_v if |
| 274 | * the parameter at this index has default value, or the index |
| 275 | * is out of bounds. The returned value is clamped to the |
| 276 | * range @min_v..@max_v (or returns min_v, if min_v > max_v). |
| 277 | */ |
| 278 | inline constexpr int param(unsigned int idx, |
| 279 | int default_v, |
| 280 | int min_v, |
| 281 | int max_v) const noexcept |
| 282 | { |
| 283 | auto v = param(idx, default_v); |
| 284 | // not using std::clamp() since it's not guaranteed that min_v <= max_v |
| 285 | return std::max(std::min(v, max_v), min_v); |
| 286 | } |
| 287 | |
| 288 | /* param_nonfinal: |
| 289 | * @idx: |
| 290 | * |
| 291 | * Returns: whether the parameter at @idx is nonfinal, i.e. |
| 292 | * there are more subparameters after it. |
| 293 | */ |
| 294 | inline constexpr bool param_nonfinal(unsigned int idx) const noexcept |
| 295 | { |
| 296 | return __builtin_expect(idx < size(), 1) ? bte_seq_arg_nonfinal(m_seq->args[idx]) : false; |
| 297 | } |
| 298 | |
| 299 | /* param_default: |
| 300 | * @idx: |
| 301 | * |
| 302 | * Returns: whether the parameter at @idx has default value |
| 303 | */ |
| 304 | inline constexpr bool param_default(unsigned int idx) const noexcept |
| 305 | { |
| 306 | return __builtin_expect(idx < size(), 1) ? bte_seq_arg_default(m_seq->args[idx]) : true; |
| 307 | } |
| 308 | |
| 309 | /* next: |
| 310 | * @idx: |
| 311 | * |
| 312 | * Returns: the index of the next parameter block |
| 313 | */ |
| 314 | inline constexpr unsigned int next(unsigned int idx) const noexcept |
| 315 | { |
| 316 | /* Find the final parameter */ |
| 317 | while (param_nonfinal(idx)) |
| 318 | ++idx; |
| 319 | /* And return the index after that one */ |
| 320 | return ++idx; |
| 321 | } |
| 322 | |
| 323 | inline constexpr unsigned int cbegin() const noexcept |
| 324 | { |
| 325 | return 0; |
| 326 | } |
| 327 | |
| 328 | inline constexpr unsigned int cend() const noexcept |
| 329 | { |
| 330 | return size(); |
| 331 | } |
| 332 | |
| 333 | /* collect: |
| 334 | * |
| 335 | * Collects some final parameters. |
| 336 | * |
| 337 | * Returns: %true if the sequence parameter list begins with |
| 338 | * a run of final parameters that were collected. |
| 339 | */ |
| 340 | inline constexpr bool collect(unsigned int start_idx, |
| 341 | std::initializer_list<int*> params, |
| 342 | int default_v = -1) const noexcept |
| 343 | { |
| 344 | unsigned int idx = start_idx; |
| 345 | for (auto i : params) { |
| 346 | *i = param(idx, default_v); |
| 347 | idx = next(idx); |
| 348 | } |
| 349 | |
| 350 | return (idx - start_idx) == params.size(); |
| 351 | } |
| 352 | |
| 353 | /* collect1: |
| 354 | * @idx: |
| 355 | * @default_v: |
| 356 | * |
| 357 | * Collects one final parameter. |
| 358 | * |
| 359 | * Returns: the parameter value, or @default_v if the parameter has |
| 360 | * default value or is not a final parameter |
| 361 | */ |
| 362 | inline constexpr int collect1(unsigned int idx, |
| 363 | int default_v = -1) const noexcept |
| 364 | { |
| 365 | return __builtin_expect(idx < size(), 1) ? bte_seq_arg_value_final(m_seq->args[idx], default_v) : default_v; |
| 366 | } |
| 367 | |
| 368 | /* collect1: |
| 369 | * @idx: |
| 370 | * @default_v: |
| 371 | * @min_v: |
| 372 | * @max_v |
| 373 | * |
| 374 | * Collects one final parameter. |
| 375 | * |
| 376 | * Returns: the parameter value clamped to the @min_v .. @max_v range (or @min_v, |
| 377 | * if min_v > max_v), |
| 378 | * or @default_v if the parameter has default value or is not a final parameter |
| 379 | */ |
| 380 | inline constexpr int collect1(unsigned int idx, |
| 381 | int default_v, |
| 382 | int min_v, |
| 383 | int max_v) const noexcept |
| 384 | { |
| 385 | int v = __builtin_expect(idx < size(), 1) ? bte_seq_arg_value_final(m_seq->args[idx], default_v) : default_v; |
| 386 | // not using std::clamp() since it's not guaranteed that min_v <= max_v |
| 387 | return std::max(std::min(v, max_v), min_v); |
| 388 | } |
| 389 | |
| 390 | /* collect_subparams: |
| 391 | * |
| 392 | * Collects some subparameters. |
| 393 | * |
| 394 | * Returns: %true if the sequence parameter list contains enough |
| 395 | * subparams at @start_idx |
| 396 | */ |
| 397 | inline constexpr bool collect_subparams(unsigned int start_idx, |
| 398 | std::initializer_list<int*> params, |
| 399 | int default_v = -1) const noexcept |
| 400 | { |
| 401 | unsigned int idx = start_idx; |
| 402 | for (auto i : params) { |
| 403 | *i = param(idx++, default_v); |
| 404 | } |
| 405 | |
| 406 | return idx <= next(start_idx); |
| 407 | } |
| 408 | |
| 409 | inline explicit operator bool() const { return m_seq != nullptr; } |
| 410 | |
| 411 | /* This is only used in the test suite */ |
| 412 | bte_seq_t** seq_ptr() { return &m_seq; } |
| 413 | |
| 414 | private: |
| 415 | bte_seq_t* m_seq{nullptr}; |
| 416 | |
| 417 | char const* type_string() const; |
| 418 | char const* command_string() const; |
| 419 | }; // class Sequence |
| 420 | |
| 421 | /* Helper classes to unify UTF-32 and UTF-8 versions of SequenceBuilder. |
| 422 | * ::put will only be called with C1 controls, so it's ok to simplify |
| 423 | * the UTF-8 version to simply prepend 0xc2. |
| 424 | */ |
| 425 | template<typename C> |
| 426 | class DirectEncoder { |
| 427 | public: |
| 428 | using string_type = std::basic_string<C>; |
| 429 | inline void put(string_type& s, C const c) const noexcept |
| 430 | { |
| 431 | s.push_back(c); |
| 432 | } |
| 433 | }; // class DirectEncoder |
| 434 | |
| 435 | class UTF8Encoder { |
| 436 | public: |
| 437 | using string_type = std::basic_string<char>; |
| 438 | inline void put(string_type& s, unsigned char const c) const noexcept |
| 439 | { |
| 440 | s.push_back(0xc2); |
| 441 | s.push_back(c); |
| 442 | } |
| 443 | }; // class UTF8Encoder |
| 444 | |
| 445 | template<class S, class E = DirectEncoder<typename S::value_type>> |
| 446 | class SequenceBuilder { |
| 447 | public: |
| 448 | using string_type = S; |
| 449 | using encoder_type = E; |
| 450 | |
| 451 | private: |
| 452 | bte_seq_t m_seq; |
| 453 | string_type m_arg_str; |
| 454 | unsigned char m_intermediates[4]; |
| 455 | unsigned char m_n_intermediates{0}; |
| 456 | unsigned char m_param_intro{0}; |
| 457 | encoder_type m_encoder; |
| 458 | |
| 459 | public: |
| 460 | SequenceBuilder(unsigned int type = BTE_SEQ_NONE) |
| 461 | { |
| 462 | memset(&m_seq, 0, sizeof(m_seq)); |
| 463 | set_type(type); |
| 464 | } |
| 465 | |
| 466 | SequenceBuilder(unsigned int type, |
| 467 | uint32_t f) |
| 468 | : SequenceBuilder(type) |
| 469 | { |
| 470 | set_final(f); |
| 471 | } |
| 472 | |
| 473 | SequenceBuilder(unsigned int type, |
| 474 | string_type const& str) |
| 475 | : SequenceBuilder(type) |
| 476 | { |
| 477 | set_string(str); |
| 478 | } |
| 479 | |
| 480 | SequenceBuilder(unsigned int type, |
| 481 | string_type&& str) |
| 482 | : SequenceBuilder(type) |
| 483 | { |
| 484 | set_string(str); |
| 485 | } |
| 486 | |
| 487 | SequenceBuilder(SequenceBuilder const&) = delete; |
| 488 | SequenceBuilder(SequenceBuilder&&) = delete; |
| 489 | ~SequenceBuilder() = default; |
| 490 | |
| 491 | SequenceBuilder& operator= (SequenceBuilder const&) = delete; |
| 492 | SequenceBuilder& operator= (SequenceBuilder&&) = delete; |
| 493 | |
| 494 | inline constexpr unsigned int type() const noexcept { return m_seq.type; } |
| 495 | |
| 496 | inline void set_type(unsigned int type) noexcept |
| 497 | { |
| 498 | m_seq.type = type; |
| 499 | } |
| 500 | |
| 501 | inline void set_final(uint32_t t) noexcept |
| 502 | { |
| 503 | m_seq.terminator = t; |
| 504 | } |
| 505 | |
| 506 | inline void append_intermediate(unsigned char i) noexcept |
| 507 | { |
| 508 | assert(unsigned(m_n_intermediates + 1) <= (sizeof(m_intermediates)/sizeof(m_intermediates[0])))(static_cast <bool> (unsigned(m_n_intermediates + 1) <= (sizeof(m_intermediates)/sizeof(m_intermediates[0]))) ? void (0) : __assert_fail ("unsigned(m_n_intermediates + 1) <= (sizeof(m_intermediates)/sizeof(m_intermediates[0]))" , "../src/parser-glue.hh", 508, __extension__ __PRETTY_FUNCTION__ )); |
| 509 | |
| 510 | m_intermediates[m_n_intermediates++] = i; |
| 511 | } |
| 512 | |
| 513 | inline void append_intermediates(std::initializer_list<unsigned char> l) noexcept |
| 514 | { |
| 515 | assert(m_n_intermediates + l.size() <= (sizeof(m_intermediates)/sizeof(m_intermediates[0])))(static_cast <bool> (m_n_intermediates + l.size() <= (sizeof(m_intermediates)/sizeof(m_intermediates[0]))) ? void (0) : __assert_fail ("m_n_intermediates + l.size() <= (sizeof(m_intermediates)/sizeof(m_intermediates[0]))" , "../src/parser-glue.hh", 515, __extension__ __PRETTY_FUNCTION__ )); |
| 516 | |
| 517 | for (uint32_t i : l) { |
| 518 | m_intermediates[m_n_intermediates++] = i; |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | inline void set_param_intro(unsigned char p) noexcept |
| 523 | { |
| 524 | m_param_intro = p; |
| 525 | } |
| 526 | |
| 527 | inline void append_param(int p) noexcept |
| 528 | { |
| 529 | assert(m_seq.n_args + 1 <= (sizeof(m_seq.args) / sizeof(m_seq.args[0])))(static_cast <bool> (m_seq.n_args + 1 <= (sizeof(m_seq .args) / sizeof(m_seq.args[0]))) ? void (0) : __assert_fail ( "m_seq.n_args + 1 <= (sizeof(m_seq.args) / sizeof(m_seq.args[0]))" , "../src/parser-glue.hh", 529, __extension__ __PRETTY_FUNCTION__ )); |
| 530 | m_seq.args[m_seq.n_args++] = bte_seq_arg_init(std::min(p, 0xffff)); |
| 531 | } |
| 532 | |
| 533 | inline void append_params(std::initializer_list<int> params) noexcept |
| 534 | { |
| 535 | assert(m_seq.n_args + params.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0])))(static_cast <bool> (m_seq.n_args + params.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0]))) ? void (0) : __assert_fail ("m_seq.n_args + params.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0]))" , "../src/parser-glue.hh", 535, __extension__ __PRETTY_FUNCTION__ )); |
| 536 | for (int p : params) |
| 537 | m_seq.args[m_seq.n_args++] = bte_seq_arg_init(std::min(p, 0xffff)); |
| 538 | } |
| 539 | |
| 540 | inline void append_subparams(std::initializer_list<int> subparams) noexcept |
| 541 | { |
| 542 | assert(m_seq.n_args + subparams.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0])))(static_cast <bool> (m_seq.n_args + subparams.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0]))) ? void (0) : __assert_fail ("m_seq.n_args + subparams.size() <= (sizeof(m_seq.args) / sizeof(m_seq.args[0]))" , "../src/parser-glue.hh", 542, __extension__ __PRETTY_FUNCTION__ )); |
| 543 | for (int p : subparams) { |
| 544 | int* arg = &m_seq.args[m_seq.n_args++]; |
| 545 | *arg = bte_seq_arg_init(std::min(p, 0xffff)); |
| 546 | bte_seq_arg_finish(arg, false); |
| 547 | } |
| 548 | bte_seq_arg_refinish(&m_seq.args[m_seq.n_args - 1], true); |
| 549 | } |
| 550 | |
| 551 | inline void set_string(string_type const& str) noexcept |
| 552 | { |
| 553 | m_arg_str = str; |
| 554 | } |
| 555 | |
| 556 | inline void set_string(string_type&& str) noexcept |
| 557 | { |
| 558 | m_arg_str = str; |
| 559 | } |
| 560 | |
| 561 | enum class Introducer { |
| 562 | NONE, |
| 563 | DEFAULT, |
| 564 | C0, |
| 565 | C1 |
| 566 | }; |
| 567 | |
| 568 | enum class ST { |
| 569 | NONE, |
| 570 | DEFAULT, |
| 571 | C0, |
| 572 | C1, |
| 573 | BEL |
| 574 | }; |
| 575 | |
| 576 | |
| 577 | private: |
| 578 | void append_introducer_(string_type& s, |
| 579 | bool c1 = true) const noexcept |
| 580 | { |
| 581 | /* Introducer */ |
| 582 | if (c1) { |
| 583 | switch (m_seq.type) { |
| 584 | case BTE_SEQ_ESCAPE: m_encoder.put(s, 0x1b); break; // ESC |
| 585 | case BTE_SEQ_CSI: m_encoder.put(s, 0x9b); break; // CSI |
| 586 | case BTE_SEQ_DCS: m_encoder.put(s, 0x90); break; // DCS |
| 587 | case BTE_SEQ_OSC: m_encoder.put(s, 0x9d); break; // OSC |
| 588 | case BTE_SEQ_APC: m_encoder.put(s, 0x9f); break; // APC |
| 589 | case BTE_SEQ_PM: m_encoder.put(s, 0x9e); break; // PM |
| 590 | case BTE_SEQ_SOS: m_encoder.put(s, 0x98); break; // SOS |
| 591 | case BTE_SEQ_SCI: m_encoder.put(s, 0x9a); break; // SCI |
| 592 | default: return; |
| 593 | } |
| 594 | } else { |
| 595 | s.push_back(0x1B); // ESC |
| 596 | switch (m_seq.type) { |
| 597 | case BTE_SEQ_ESCAPE: break; // nothing more |
| 598 | case BTE_SEQ_CSI: s.push_back(0x5b); break; // [ |
| 599 | case BTE_SEQ_DCS: s.push_back(0x50); break; // P |
| 600 | case BTE_SEQ_OSC: s.push_back(0x5d); break; // ] |
| 601 | case BTE_SEQ_APC: s.push_back(0x5f); break; // _ |
| 602 | case BTE_SEQ_PM: s.push_back(0x5e); break; // ^ |
| 603 | case BTE_SEQ_SOS: s.push_back(0x58); break; // X |
| 604 | case BTE_SEQ_SCI: s.push_back(0x5a); break; // Z |
| 605 | default: return; |
| 606 | } |
| 607 | } |
| 608 | } |
| 609 | |
| 610 | void append_introducer(string_type& s, |
| 611 | bool c1 = true, |
| 612 | Introducer introducer = Introducer::DEFAULT) const noexcept |
| 613 | { |
| 614 | switch (introducer) { |
| 615 | case Introducer::NONE: |
| 616 | break; |
| 617 | case Introducer::DEFAULT: |
| 618 | append_introducer_(s, c1); |
| 619 | break; |
| 620 | case Introducer::C0: |
| 621 | append_introducer_(s, false); |
| 622 | break; |
| 623 | case Introducer::C1: |
| 624 | append_introducer_(s, true); |
| 625 | } |
| 626 | } |
| 627 | |
| 628 | void append_params(string_type& s) const noexcept |
| 629 | { |
| 630 | /* Parameters */ |
| 631 | switch (m_seq.type) { |
| 632 | case BTE_SEQ_CSI: |
| 633 | case BTE_SEQ_DCS: { |
| 634 | |
| 635 | if (m_param_intro != 0) |
| 636 | s.push_back(m_param_intro); |
| 637 | auto n_args = m_seq.n_args; |
| 638 | for (unsigned int n = 0; n < n_args; n++) { |
| 639 | auto arg = bte_seq_arg_value(m_seq.args[n]); |
| 640 | if (n > 0) { |
| 641 | s.push_back(";:"[bte_seq_arg_nonfinal(m_seq.args[n])]); |
| 642 | } |
| 643 | if (arg >= 0) { |
| 644 | char buf[16]; |
| 645 | int l = g_snprintf(buf, sizeof(buf), "%d", arg); |
| 646 | for (int j = 0; j < l; j++) |
| 647 | s.push_back(buf[j]); |
| 648 | } |
| 649 | } |
| 650 | break; |
| 651 | } |
| 652 | default: |
| 653 | break; |
| 654 | } |
| 655 | } |
| 656 | |
| 657 | void append_intermediates_and_final(string_type& s) const noexcept |
| 658 | { |
| 659 | /* Intermediates and Final */ |
| 660 | switch (m_seq.type) { |
| 661 | case BTE_SEQ_ESCAPE: |
| 662 | case BTE_SEQ_CSI: |
| 663 | case BTE_SEQ_DCS: |
| 664 | for (unsigned char n = 0; n < m_n_intermediates; n++) |
| 665 | s.push_back(m_intermediates[n]); |
| 666 | [[fallthrough]]; |
| 667 | case BTE_SEQ_SCI: |
| 668 | if (m_seq.terminator != 0) |
| 669 | s.push_back(m_seq.terminator); |
| 670 | break; |
| 671 | default: |
| 672 | break; |
| 673 | } |
| 674 | } |
| 675 | |
| 676 | void append_arg_string(string_type& s, |
| 677 | bool c1 = false, |
| 678 | ssize_t max_arg_str_len = -1, |
| 679 | ST st = ST::DEFAULT) const noexcept |
| 680 | { |
| 681 | /* String and ST */ |
| 682 | switch (m_seq.type) { |
| 683 | case BTE_SEQ_DCS: |
| 684 | case BTE_SEQ_OSC: |
| 685 | |
| 686 | if (max_arg_str_len < 0) |
| 687 | s.append(m_arg_str, 0, max_arg_str_len); |
| 688 | else |
| 689 | s.append(m_arg_str); |
| 690 | |
| 691 | switch (st) { |
| 692 | case ST::NONE: |
| 693 | // omit ST |
| 694 | break; |
| 695 | case ST::DEFAULT: |
| 696 | if (c1) { |
| 697 | m_encoder.put(s, 0x9c); // ST |
| 698 | } else { |
| 699 | s.push_back(0x1b); // ESC |
| 700 | s.push_back(0x5c); // BACKSLASH |
| 701 | } |
| 702 | break; |
| 703 | case ST::C0: |
| 704 | s.push_back(0x1b); // ESC |
| 705 | s.push_back(0x5c); // BACKSLASH |
| 706 | break; |
| 707 | case ST::C1: |
| 708 | m_encoder.put(s, 0x9c); // ST |
| 709 | break; |
| 710 | case ST::BEL: |
| 711 | s.push_back(0x7); // BEL |
| 712 | break; |
| 713 | default: |
| 714 | break; |
| 715 | } |
| 716 | } |
| 717 | } |
| 718 | |
| 719 | public: |
| 720 | void to_string(string_type& s, |
| 721 | bool c1 = false, |
| 722 | ssize_t max_arg_str_len = -1, |
| 723 | Introducer introducer = Introducer::DEFAULT, |
| 724 | ST st = ST::DEFAULT) const noexcept |
| 725 | { |
| 726 | append_introducer(s, c1, introducer); |
| 727 | append_params(s); |
| 728 | append_intermediates_and_final(s); |
| 729 | append_arg_string(s, c1, max_arg_str_len, st); |
| 730 | } |
| 731 | |
| 732 | /* The following are only used in the test suite */ |
| 733 | void reset_params() noexcept |
| 734 | { |
| 735 | m_seq.n_args = 0; |
| 736 | } |
| 737 | |
| 738 | void assert_equal(Sequence const& seq) const noexcept |
| 739 | { |
| 740 | g_assert_cmpuint(seq.type(), ==, m_seq.type)do { guint64 __n1 = (seq.type()), __n2 = (m_seq.type); if (__n1 == __n2) ; else g_assertion_message_cmpnum ("BTE", "../src/parser-glue.hh" , 740, ((const char*) (__PRETTY_FUNCTION__)), "seq.type()" " " "==" " " "m_seq.type", (long double) __n1, "==", (long double ) __n2, 'i'); } while (0); |
| 741 | g_assert_cmphex(seq.terminator(), ==, m_seq.terminator)do { guint64 __n1 = (seq.terminator()), __n2 = (m_seq.terminator ); if (__n1 == __n2) ; else g_assertion_message_cmpnum ("BTE" , "../src/parser-glue.hh", 741, ((const char*) (__PRETTY_FUNCTION__ )), "seq.terminator()" " " "==" " " "m_seq.terminator", (long double) __n1, "==", (long double) __n2, 'x'); } while (0); |
| 742 | } |
| 743 | |
| 744 | void assert_equal_full(Sequence const& seq) const noexcept |
| 745 | { |
| 746 | assert_equal(seq); |
| 747 | |
| 748 | auto type = seq.type(); |
| 749 | if (type == BTE_SEQ_CSI || |
| 750 | type == BTE_SEQ_DCS) { |
| 751 | /* We may get one arg less back, if it's at default */ |
| 752 | if (m_seq.n_args != seq.size()) { |
| 753 | g_assert_cmpuint(m_seq.n_args, ==, seq.size() + 1)do { guint64 __n1 = (m_seq.n_args), __n2 = (seq.size() + 1); if (__n1 == __n2) ; else g_assertion_message_cmpnum ("BTE", "../src/parser-glue.hh" , 753, ((const char*) (__PRETTY_FUNCTION__)), "m_seq.n_args" " " "==" " " "seq.size() + 1", (long double) __n1, "==", (long double ) __n2, 'i'); } while (0); |
| 754 | g_assert_true(bte_seq_arg_default(m_seq.args[m_seq.n_args - 1]))do { if (__builtin_expect (__extension__ ({ int _g_boolean_var_ ; if (bte_seq_arg_default(m_seq.args[m_seq.n_args - 1])) _g_boolean_var_ = 1; else _g_boolean_var_ = 0; _g_boolean_var_; }), 1)) ; else g_assertion_message ("BTE", "../src/parser-glue.hh", 754, (( const char*) (__PRETTY_FUNCTION__)), "'" "bte_seq_arg_default(m_seq.args[m_seq.n_args - 1])" "' should be TRUE"); } while (0); |
| 755 | } |
| 756 | for (unsigned int n = 0; n < seq.size(); n++) |
| 757 | g_assert_cmpint(bte_seq_arg_value(m_seq.args[n]), ==, seq.param(n))do { gint64 __n1 = (bte_seq_arg_value(m_seq.args[n])), __n2 = (seq.param(n)); if (__n1 == __n2) ; else g_assertion_message_cmpnum ("BTE", "../src/parser-glue.hh", 757, ((const char*) (__PRETTY_FUNCTION__ )), "bte_seq_arg_value(m_seq.args[n])" " " "==" " " "seq.param(n)" , (long double) __n1, "==", (long double) __n2, 'i'); } while (0); |
| 758 | } |
| 759 | } |
| 760 | }; // class SequenceBuilder |
| 761 | |
| 762 | using u8SequenceBuilder = SequenceBuilder<std::string, UTF8Encoder>; |
| 763 | using u32SequenceBuilder = SequenceBuilder<std::u32string>; |
| 764 | |
| 765 | class ReplyBuilder : public u8SequenceBuilder { |
| 766 | public: |
| 767 | ReplyBuilder(unsigned int reply, |
| 768 | std::initializer_list<int> params) |
| 769 | { |
| 770 | switch (reply) { |
| 771 | #define _BTE_REPLY_PARAMS(params) append_params(params); |
| 772 | #define _BTE_REPLY_STRING(str) set_string(str); |
| 773 | #define _BTE_REPLY(cmd,type,final,pintro,intermediate,code) \ |
| 774 | case BTE_REPLY_##cmd: \ |
| 775 | set_type(BTE_SEQ_##type); \ |
| 776 | set_final(final); \ |
| 777 | set_param_intro(BTE_SEQ_PARAMETER_CHAR_##pintro); \ |
| 778 | if (BTE_SEQ_INTERMEDIATE_CHAR_##intermediate != BTE_SEQ_INTERMEDIATE_CHAR_NONE) \ |
| 779 | append_intermediate(BTE_SEQ_INTERMEDIATE_CHAR_##intermediate); \ |
| 780 | code \ |
| 781 | break; |
| 782 | #include "parser-reply.hh" |
| 783 | #undef _BTE_REPLY |
| 784 | #undef _BTE_REPLY_PARAMS |
| 785 | #undef _BTE_REPLY_STRING |
| 786 | default: |
| 787 | assert(false)(static_cast <bool> (false) ? void (0) : __assert_fail ( "false", "../src/parser-glue.hh", 787, __extension__ __PRETTY_FUNCTION__ )); |
| 788 | break; |
| 789 | } |
| 790 | append_params(params); |
| 791 | } |
| 792 | |
| 793 | }; // class ReplyBuilder |
| 794 | |
| 795 | class StringTokeniser { |
| 796 | public: |
| 797 | using string_type = std::string; |
| 798 | using char_type = std::string::value_type; |
| 799 | |
| 800 | private: |
| 801 | string_type const& m_string; |
| 802 | char_type m_separator{';'}; |
| 803 | |
| 804 | public: |
| 805 | StringTokeniser(string_type& s, |
| 806 | char_type separator = ';') |
| 807 | : m_string{s}, |
| 808 | m_separator{separator} |
| 809 | { |
| 810 | } |
| 811 | |
| 812 | StringTokeniser(string_type&& s, |
| 813 | char_type separator = ';') |
| 814 | : m_string{s}, |
| 815 | m_separator{separator} |
| 816 | { |
| 817 | } |
| 818 | |
| 819 | StringTokeniser(StringTokeniser const&) = delete; |
| 820 | StringTokeniser(StringTokeniser&&) = delete; |
| 821 | ~StringTokeniser() = default; |
| 822 | |
| 823 | StringTokeniser& operator=(StringTokeniser const&) = delete; |
| 824 | StringTokeniser& operator=(StringTokeniser&&) = delete; |
| 825 | |
| 826 | /* |
| 827 | * const_iterator: |
| 828 | * |
| 829 | * InputIterator for string tokens. |
| 830 | */ |
| 831 | class const_iterator { |
| 832 | public: |
| 833 | using difference_type = ptrdiff_t; |
| 834 | using value_type = string_type; |
| 835 | using pointer = string_type; |
| 836 | using reference = string_type; |
| 837 | using iterator_category = std::input_iterator_tag; |
| 838 | using size_type = string_type::size_type; |
| 839 | |
| 840 | private: |
| 841 | string_type const* m_string; |
| 842 | char_type m_separator{';'}; |
| 843 | string_type::size_type m_position; |
| 844 | string_type::size_type m_next_separator; |
| 845 | |
| 846 | public: |
| 847 | const_iterator(string_type const* str, |
| 848 | char_type separator, |
| 849 | size_type position) |
| 850 | : m_string{str}, |
| 851 | m_separator{separator}, |
| 852 | m_position{position}, |
| 853 | m_next_separator{m_string->find(m_separator, m_position)} |
| 854 | { |
| 855 | } |
| 856 | |
| 857 | const_iterator(string_type const* str, |
| 858 | char_type separator) |
| 859 | : m_string{str}, |
| 860 | m_separator{separator}, |
| 861 | m_position{string_type::npos}, |
| 862 | m_next_separator{string_type::npos} |
| 863 | { |
| 864 | } |
| 865 | |
| 866 | const_iterator(const_iterator const&) = default; |
| 867 | const_iterator(const_iterator&& o) |
| 868 | : m_string{o.m_string}, |
| 869 | m_separator{o.m_separator}, |
| 870 | m_position{o.m_position}, |
| 871 | m_next_separator{o.m_next_separator} |
| 872 | { |
| 873 | } |
| 874 | |
| 875 | ~const_iterator() = default; |
| 876 | |
| 877 | const_iterator& operator=(const_iterator const& o) |
| 878 | { |
| 879 | m_string = o.m_string; |
| 880 | m_separator = o.m_separator; |
| 881 | m_position = o.m_position; |
| 882 | m_next_separator = o.m_next_separator; |
| 883 | return *this; |
| 884 | } |
| 885 | |
| 886 | const_iterator& operator=(const_iterator&& o) |
| 887 | { |
| 888 | m_string = std::move(o.m_string); |
| 889 | m_separator = o.m_separator; |
| 890 | m_position = o.m_position; |
| 891 | m_next_separator = o.m_next_separator; |
| 892 | return *this; |
| 893 | } |
| 894 | |
| 895 | inline bool operator==(const_iterator const& o) const noexcept |
| 896 | { |
| 897 | return m_position == o.m_position; |
| 898 | } |
| 899 | |
| 900 | inline bool operator!=(const_iterator const& o) const noexcept |
| 901 | { |
| 902 | return m_position != o.m_position; |
| 903 | } |
| 904 | |
| 905 | inline const_iterator& operator++() noexcept |
| 906 | { |
| 907 | if (m_next_separator != string_type::npos) { |
| 908 | m_position = ++m_next_separator; |
| 909 | m_next_separator = m_string->find(m_separator, m_position); |
| 910 | } else |
| 911 | m_position = string_type::npos; |
| 912 | |
| 913 | return *this; |
| 914 | } |
| 915 | |
| 916 | /* |
| 917 | * number: |
| 918 | * |
| 919 | * Returns the value of the iterator as a number, or -1 |
| 920 | * if the string could not be parsed as a number, or |
| 921 | * the parsed values exceeds the uint16_t range. |
| 922 | * |
| 923 | * Returns: true if a number was parsed |
| 924 | */ |
| 925 | bool number(int& v) const noexcept |
| 926 | { |
| 927 | auto const s = size(); |
| 928 | if (s == 0) { |
| 929 | v = -1; |
| 930 | return true; |
| 931 | } |
| 932 | |
| 933 | v = 0; |
| 934 | size_type i; |
| 935 | for (i = 0; i < s; ++i) { |
| 936 | char_type c = (*m_string)[m_position + i]; |
| 937 | if (c < '0' || c > '9') |
| 938 | return false; |
| 939 | |
| 940 | v = v * 10 + (c - '0'); |
| 941 | if (v > 0xffff) |
| 942 | return false; |
| 943 | } |
| 944 | |
| 945 | /* All consumed? */ |
| 946 | return i == s; |
| 947 | } |
| 948 | |
| 949 | inline size_type size() const noexcept |
| 950 | { |
| 951 | if (m_next_separator != string_type::npos) |
| 952 | return m_next_separator - m_position; |
| 953 | else |
| 954 | return m_string->size() - m_position; |
| 955 | } |
| 956 | |
| 957 | inline size_type size_remaining() const noexcept |
| 958 | { |
| 959 | return m_string->size() - m_position; |
| 960 | } |
| 961 | |
| 962 | inline string_type operator*() const noexcept |
| 963 | { |
| 964 | return m_string->substr(m_position, size()); |
| 965 | } |
| 966 | |
| 967 | /* |
| 968 | * string_remaining: |
| 969 | * |
| 970 | * Returns the whole string left, including possibly more separators. |
| 971 | */ |
| 972 | inline string_type string_remaining() const noexcept |
| 973 | { |
| 974 | return m_string->substr(m_position); |
| 975 | } |
| 976 | |
| 977 | inline void append(string_type& str) const noexcept |
| 978 | { |
| 979 | str.append(m_string->substr(m_position, size())); |
| 980 | } |
| 981 | |
| 982 | inline void append_remaining(string_type& str) const noexcept |
| 983 | { |
| 984 | str.append(m_string->substr(m_position)); |
| 985 | } |
| 986 | |
| 987 | }; // class const_iterator |
| 988 | |
| 989 | inline const_iterator cbegin(char_type c = ';') const noexcept |
| 990 | { |
| 991 | return const_iterator(&m_string, m_separator, 0); |
| 992 | } |
| 993 | |
| 994 | inline const_iterator cend() const noexcept |
| 995 | { |
| 996 | return const_iterator(&m_string, m_separator); |
| 997 | } |
| 998 | |
| 999 | inline const_iterator begin(char_type c = ';') const noexcept |
| 1000 | { |
| 1001 | return cbegin(); |
| 1002 | } |
| 1003 | |
| 1004 | inline const_iterator end() const noexcept |
| 1005 | { |
| 1006 | return cend(); |
| 1007 | } |
| 1008 | |
| 1009 | }; // class StringTokeniser |
| 1010 | |
| 1011 | } // namespace parser |
| 1012 | |
| 1013 | } // namespace bte |
| 1 | /* |
| 2 | * Copyright © 2015 David Herrmann <dh.herrmann@gmail.com> |
| 3 | * Copyright © 2018 Christian Persch |
| 4 | * |
| 5 | * This library is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU Lesser General Public |
| 7 | * License as published by the Free Software Foundation; either |
| 8 | * version 3 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This library is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * Lesser General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 17 | */ |
| 18 | |
| 19 | #pragma once |
| 20 | |
| 21 | #include <assert.h> |
| 22 | |
| 23 | /* |
| 24 | * bte_seq_arg_t: |
| 25 | * |
| 26 | * A type to hold a CSI, OSC or DCS parameter. |
| 27 | * |
| 28 | * Parameters can be final or nonfinal. |
| 29 | * |
| 30 | * Final parameters are those that occur at the end of the |
| 31 | * parameter list, or the end of a subparameter list. |
| 32 | * |
| 33 | * Nonfinal parameters are those that have subparameters |
| 34 | * after them. |
| 35 | * |
| 36 | * Parameters have default value or have a nondefault value. |
| 37 | */ |
| 38 | typedef int bte_seq_arg_t; |
| 39 | |
| 40 | #define BTE_SEQ_ARG_FLAG_VALUE(1 << 16) (1 << 16) |
| 41 | #define BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17) (1 << 17) |
| 42 | #define BTE_SEQ_ARG_FLAG_MASK((1 << 16) | (1 << 17)) (BTE_SEQ_ARG_FLAG_VALUE(1 << 16) | BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17)) |
| 43 | #define BTE_SEQ_ARG_VALUE_MASK(0xffff) (0xffff) |
| 44 | |
| 45 | /* |
| 46 | * BTE_SEQ_ARG_INIT_DEFAULT: |
| 47 | * |
| 48 | * Returns: a parameter with default value |
| 49 | */ |
| 50 | #define BTE_SEQ_ARG_INIT_DEFAULT(0) (0) |
| 51 | |
| 52 | /* |
| 53 | * BTE_SEQ_ARG_INIT: |
| 54 | * @value: |
| 55 | * |
| 56 | * Returns: a parameter with value @value |
| 57 | */ |
| 58 | #define BTE_SEQ_ARG_INIT(value)((value & (0xffff)) | (1 << 16)) ((value & BTE_SEQ_ARG_VALUE_MASK(0xffff)) | BTE_SEQ_ARG_FLAG_VALUE(1 << 16)) |
| 59 | |
| 60 | /* |
| 61 | * bte_seq_arg_init: |
| 62 | * @value: |
| 63 | * |
| 64 | * Returns: a #bte_seq_arg_t for @value, or with default value if @value is -1 |
| 65 | */ |
| 66 | static constexpr inline bte_seq_arg_t bte_seq_arg_init(int value) |
| 67 | { |
| 68 | if (value == -1) |
| 69 | return BTE_SEQ_ARG_INIT_DEFAULT(0); |
| 70 | else |
| 71 | return BTE_SEQ_ARG_INIT(value)((value & (0xffff)) | (1 << 16)); |
| 72 | } |
| 73 | |
| 74 | /* |
| 75 | * bte_seq_arg_push: |
| 76 | * @arg: |
| 77 | * @c: a value between 3/0 and 3/9 ['0' .. '9'] |
| 78 | * |
| 79 | * Multiplies @arg by 10 and adds the numeric value of @c. |
| 80 | * |
| 81 | * After this, @arg has a value. |
| 82 | */ |
| 83 | static inline void bte_seq_arg_push(bte_seq_arg_t* arg, |
| 84 | uint32_t c) |
| 85 | { |
| 86 | auto value = *arg & BTE_SEQ_ARG_VALUE_MASK(0xffff); |
| 87 | value = value * 10 + (c - '0'); |
| 88 | |
| 89 | /* |
| 90 | * VT510 tells us to clamp all values to [0, 9999], however, it |
| 91 | * also allows commands with values up to 2^15-1. We simply use |
| 92 | * 2^16 as maximum here to be compatible to all commands, but |
| 93 | * avoid overflows in any calculations. |
| 94 | */ |
| 95 | if (value > 0xffff) |
| 96 | value = 0xffff; |
| 97 | |
| 98 | *arg = value | BTE_SEQ_ARG_FLAG_VALUE(1 << 16); |
| 99 | } |
| 100 | |
| 101 | /* |
| 102 | * bte_seq_arg_finish: |
| 103 | * @arg: |
| 104 | * @finalise: |
| 105 | * |
| 106 | * Finishes @arg; after this no more bte_seq_arg_push() calls |
| 107 | * are allowed. |
| 108 | * |
| 109 | * If @nonfinal is %true, marks @arg as a nonfinal parameter, is, |
| 110 | * there are more subparameters after it. |
| 111 | */ |
| 112 | static inline void bte_seq_arg_finish(bte_seq_arg_t* arg, |
| 113 | bool nonfinal = false) |
| 114 | { |
| 115 | if (nonfinal) |
| 116 | *arg |= BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17); |
| 117 | } |
| 118 | |
| 119 | static inline void bte_seq_arg_refinish(bte_seq_arg_t* arg, |
| 120 | bool nonfinal = false) |
| 121 | { |
| 122 | if (nonfinal) |
| 123 | *arg |= BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17); |
| 124 | else |
| 125 | *arg &= ~BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17); |
| 126 | } |
| 127 | |
| 128 | /* |
| 129 | * bte_seq_arg_started: |
| 130 | * @arg: |
| 131 | * |
| 132 | * Returns: whether @arg has nondefault value |
| 133 | */ |
| 134 | static constexpr inline bool bte_seq_arg_started(bte_seq_arg_t arg) |
| 135 | { |
| 136 | return arg & BTE_SEQ_ARG_FLAG_VALUE(1 << 16); |
| 137 | } |
| 138 | |
| 139 | /* |
| 140 | * bte_seq_arg_default: |
| 141 | * @arg: |
| 142 | * |
| 143 | * Returns: whether @arg has default value |
| 144 | */ |
| 145 | static constexpr inline bool bte_seq_arg_default(bte_seq_arg_t arg) |
| 146 | { |
| 147 | return !(arg & BTE_SEQ_ARG_FLAG_VALUE(1 << 16)); |
| 148 | } |
| 149 | |
| 150 | /* |
| 151 | * bte_seq_arg_nonfinal: |
| 152 | * @arg: |
| 153 | * |
| 154 | * Returns: whether @arg is a nonfinal parameter, i.e. there |
| 155 | * are more subparameters after it |
| 156 | */ |
| 157 | static constexpr inline int bte_seq_arg_nonfinal(bte_seq_arg_t arg) |
| 158 | { |
| 159 | return (arg & BTE_SEQ_ARG_FLAG_NONFINAL(1 << 17)); |
| 160 | } |
| 161 | |
| 162 | /* |
| 163 | * bte_seq_arg_value: |
| 164 | * @arg: |
| 165 | * @default_value: (defaults to -1) |
| 166 | * |
| 167 | * Returns: the value of @arg, or @default_value if @arg has default value |
| 168 | */ |
| 169 | static constexpr inline int bte_seq_arg_value(bte_seq_arg_t arg, |
| 170 | int default_value = -1) |
| 171 | { |
| 172 | return (arg & BTE_SEQ_ARG_FLAG_VALUE(1 << 16)) ? (arg & BTE_SEQ_ARG_VALUE_MASK(0xffff)) : default_value; |
| 173 | } |
| 174 | |
| 175 | /* |
| 176 | * bte_seq_arg_value_final: |
| 177 | * @arg: |
| 178 | * @default_value: (defaults to -1) |
| 179 | * |
| 180 | * Returns: the value of @arg, or @default_value if @arg has default value or is not final |
| 181 | */ |
| 182 | static constexpr inline int bte_seq_arg_value_final(bte_seq_arg_t arg, |
| 183 | int default_value = -1) |
| 184 | { |
| 185 | return ((arg & BTE_SEQ_ARG_FLAG_MASK((1 << 16) | (1 << 17))) == BTE_SEQ_ARG_FLAG_VALUE(1 << 16)) ? (arg & BTE_SEQ_ARG_VALUE_MASK(0xffff)) : default_value; |
| 186 | } |