| File: | cdk/broadway/broadway-server.c |
| Warning: | line 483, column 5 Value stored to 'p' is never read |
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| 1 | #include "config.h" |
| 2 | |
| 3 | #include "broadway-server.h" |
| 4 | |
| 5 | #include "broadway-output.h" |
| 6 | |
| 7 | #include <glib.h> |
| 8 | #include <glib/gprintf.h> |
| 9 | #include "cdktypes.h" |
| 10 | #include <stdlib.h> |
| 11 | #include <string.h> |
| 12 | #include <errno(*__errno_location ()).h> |
| 13 | |
| 14 | #ifdef HAVE_UNISTD_H1 |
| 15 | #include <unistd.h> |
| 16 | #elif defined (G_OS_WIN32) |
| 17 | #include <io.h> |
| 18 | #endif |
| 19 | #ifdef HAVE_SYS_MMAN_H1 |
| 20 | #include <sys/mman.h> |
| 21 | #endif |
| 22 | #include <sys/stat.h> |
| 23 | #include <fcntl.h> |
| 24 | #include <sys/types.h> |
| 25 | #ifdef G_OS_UNIX |
| 26 | #include <sys/socket.h> |
| 27 | #include <netinet/in.h> |
| 28 | #include <netinet/tcp.h> |
| 29 | #endif |
| 30 | #ifdef HAVE_GIO_UNIX1 |
| 31 | #include <gio/gunixsocketaddress.h> |
| 32 | #endif |
| 33 | #ifdef G_OS_WIN32 |
| 34 | #include <windows.h> |
| 35 | #include <string.h> |
| 36 | #endif |
| 37 | |
| 38 | typedef struct BroadwayInput BroadwayInput; |
| 39 | typedef struct BroadwayWindow BroadwayWindow; |
| 40 | struct _BroadwayServer { |
| 41 | GObject parent_instance; |
| 42 | |
| 43 | char *address; |
| 44 | int port; |
| 45 | char *ssl_cert; |
| 46 | char *ssl_key; |
| 47 | GSocketService *service; |
| 48 | BroadwayOutput *output; |
| 49 | guint32 id_counter; |
| 50 | guint32 saved_serial; |
| 51 | guint64 last_seen_time; |
| 52 | BroadwayInput *input; |
| 53 | GList *input_messages; |
| 54 | guint process_input_idle; |
| 55 | |
| 56 | GHashTable *id_ht; |
| 57 | GList *toplevels; |
| 58 | BroadwayWindow *root; |
| 59 | gint32 focused_window_id; /* -1 => none */ |
| 60 | gint show_keyboard; |
| 61 | |
| 62 | guint32 screen_width; |
| 63 | guint32 screen_height; |
| 64 | |
| 65 | gint32 mouse_in_toplevel_id; |
| 66 | int last_x, last_y; /* in root coords */ |
| 67 | guint32 last_state; |
| 68 | gint32 real_mouse_in_toplevel_id; /* Not affected by grabs */ |
| 69 | |
| 70 | /* Explicit pointer grabs: */ |
| 71 | gint32 pointer_grab_window_id; /* -1 => none */ |
| 72 | gint32 pointer_grab_client_id; /* -1 => none */ |
| 73 | guint32 pointer_grab_time; |
| 74 | gboolean pointer_grab_owner_events; |
| 75 | |
| 76 | /* Future data, from the currently queued events */ |
| 77 | int future_root_x; |
| 78 | int future_root_y; |
| 79 | guint32 future_state; |
| 80 | int future_mouse_in_toplevel; |
| 81 | }; |
| 82 | |
| 83 | struct _BroadwayServerClass |
| 84 | { |
| 85 | GObjectClass parent_class; |
| 86 | }; |
| 87 | |
| 88 | typedef struct HttpRequest { |
| 89 | BroadwayServer *server; |
| 90 | GSocketConnection *socket_connection; |
| 91 | GIOStream *connection; |
| 92 | GDataInputStream *data; |
| 93 | GString *request; |
| 94 | } HttpRequest; |
| 95 | |
| 96 | struct BroadwayInput { |
| 97 | BroadwayServer *server; |
| 98 | BroadwayOutput *output; |
| 99 | GIOStream *connection; |
| 100 | GByteArray *buffer; |
| 101 | GSource *source; |
| 102 | gboolean seen_time; |
| 103 | gint64 time_base; |
| 104 | gboolean active; |
| 105 | }; |
| 106 | |
| 107 | struct BroadwayWindow { |
| 108 | gint32 id; |
| 109 | gint32 x; |
| 110 | gint32 y; |
| 111 | gint32 width; |
| 112 | gint32 height; |
| 113 | gboolean is_temp; |
| 114 | gboolean visible; |
| 115 | gint32 transient_for; |
| 116 | |
| 117 | BroadwayBuffer *buffer; |
| 118 | gboolean buffer_synced; |
| 119 | |
| 120 | char *cached_surface_name; |
| 121 | cairo_surface_t *cached_surface; |
| 122 | }; |
| 123 | |
| 124 | static void broadway_server_resync_windows (BroadwayServer *server); |
| 125 | |
| 126 | static GType broadway_server_get_type (void); |
| 127 | |
| 128 | G_DEFINE_TYPE (BroadwayServer, broadway_server, G_TYPE_OBJECT)static void broadway_server_init (BroadwayServer *self); static void broadway_server_class_init (BroadwayServerClass *klass) ; static GType broadway_server_get_type_once (void); static gpointer broadway_server_parent_class = ((void*)0); static gint BroadwayServer_private_offset ; static void broadway_server_class_intern_init (gpointer klass ) { broadway_server_parent_class = g_type_class_peek_parent ( klass); if (BroadwayServer_private_offset != 0) g_type_class_adjust_private_offset (klass, &BroadwayServer_private_offset); broadway_server_class_init ((BroadwayServerClass*) klass); } __attribute__ ((__unused__ )) static inline gpointer broadway_server_get_instance_private (BroadwayServer *self) { return (((gpointer) ((guint8*) (self ) + (glong) (BroadwayServer_private_offset)))); } GType broadway_server_get_type (void) { static GType static_g_define_type_id = 0; if ((__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id) == sizeof (gpointer), "Expression evaluates to false"); (void) ( 0 ? (gpointer) * (&static_g_define_type_id) : ((void*)0)) ; (!(__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id ) == sizeof (gpointer), "Expression evaluates to false"); __typeof__ (*(&static_g_define_type_id)) gapg_temp_newval; __typeof__ ((&static_g_define_type_id)) gapg_temp_atomic = (&static_g_define_type_id ); __atomic_load (gapg_temp_atomic, &gapg_temp_newval, 5) ; gapg_temp_newval; })) && g_once_init_enter_pointer ( &static_g_define_type_id)); })) ) { GType g_define_type_id = broadway_server_get_type_once (); (__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id) == sizeof (gpointer) , "Expression evaluates to false"); 0 ? (void) (*(&static_g_define_type_id ) = (g_define_type_id)) : (void) 0; g_once_init_leave_pointer ((&static_g_define_type_id), (gpointer) (guintptr) (g_define_type_id )); })) ; } return static_g_define_type_id; } __attribute__ ( (__noinline__)) static GType broadway_server_get_type_once (void ) { GType g_define_type_id = g_type_register_static_simple (( (GType) ((20) << (2))), g_intern_static_string ("BroadwayServer" ), sizeof (BroadwayServerClass), (GClassInitFunc)(void (*)(void )) broadway_server_class_intern_init, sizeof (BroadwayServer) , (GInstanceInitFunc)(void (*)(void)) broadway_server_init, ( GTypeFlags) 0); { {{};} } return g_define_type_id; } |
| 129 | |
| 130 | static void |
| 131 | broadway_server_init (BroadwayServer *server) |
| 132 | { |
| 133 | BroadwayWindow *root; |
| 134 | |
| 135 | server->service = g_socket_service_new (); |
| 136 | server->pointer_grab_window_id = -1; |
| 137 | server->saved_serial = 1; |
| 138 | server->last_seen_time = 1; |
| 139 | server->id_ht = g_hash_table_new (NULL((void*)0), NULL((void*)0)); |
| 140 | server->id_counter = 0; |
| 141 | |
| 142 | root = g_new0 (BroadwayWindow, 1)((BroadwayWindow *) g_malloc0_n ((1), sizeof (BroadwayWindow) )); |
| 143 | root->id = server->id_counter++; |
| 144 | root->width = 1024; |
| 145 | root->height = 768; |
| 146 | root->visible = TRUE(!(0)); |
| 147 | |
| 148 | server->root = root; |
| 149 | |
| 150 | g_hash_table_insert (server->id_ht, |
| 151 | GINT_TO_POINTER (root->id)((gpointer) (glong) (root->id)), |
| 152 | root); |
| 153 | } |
| 154 | |
| 155 | static void |
| 156 | broadway_server_finalize (GObject *object) |
| 157 | { |
| 158 | BroadwayServer *server = BROADWAY_SERVER (object)((((BroadwayServer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), ((broadway_server_get_type())))))); |
| 159 | |
| 160 | g_free (server->address); |
| 161 | g_free (server->ssl_cert); |
| 162 | g_free (server->ssl_key); |
| 163 | |
| 164 | G_OBJECT_CLASS (broadway_server_parent_class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((broadway_server_parent_class)), (((GType) ((20) << (2))))))))->finalize (object); |
| 165 | } |
| 166 | |
| 167 | static void |
| 168 | broadway_server_class_init (BroadwayServerClass * class) |
| 169 | { |
| 170 | GObjectClass *object_class = G_OBJECT_CLASS (class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((class)), (((GType) ((20) << (2)))))))); |
| 171 | |
| 172 | object_class->finalize = broadway_server_finalize; |
| 173 | } |
| 174 | |
| 175 | static void start (BroadwayInput *input); |
| 176 | |
| 177 | static void |
| 178 | http_request_free (HttpRequest *request) |
| 179 | { |
| 180 | g_object_unref (request->socket_connection); |
| 181 | g_object_unref (request->connection); |
| 182 | g_object_unref (request->data); |
| 183 | g_string_free (request->request, TRUE)(__builtin_constant_p ((!(0))) ? (((!(0))) ? (g_string_free) ( (request->request), ((!(0)))) : g_string_free_and_steal (request ->request)) : (g_string_free) ((request->request), ((!( 0))))); |
| 184 | g_free (request); |
| 185 | } |
| 186 | |
| 187 | static void |
| 188 | broadway_input_free (BroadwayInput *input) |
| 189 | { |
| 190 | g_object_unref (input->connection); |
| 191 | g_byte_array_free (input->buffer, FALSE(0)); |
| 192 | g_source_destroy (input->source); |
| 193 | g_free (input); |
| 194 | } |
| 195 | |
| 196 | static void |
| 197 | update_event_state (BroadwayServer *server, |
| 198 | BroadwayInputMsg *message) |
| 199 | { |
| 200 | BroadwayWindow *window; |
| 201 | |
| 202 | switch (message->base.type) { |
| 203 | case BROADWAY_EVENT_ENTER: |
| 204 | server->last_x = message->pointer.root_x; |
| 205 | server->last_y = message->pointer.root_y; |
| 206 | server->last_state = message->pointer.state; |
| 207 | server->real_mouse_in_toplevel_id = message->pointer.mouse_window_id; |
| 208 | |
| 209 | /* TODO: Unset when it dies */ |
| 210 | server->mouse_in_toplevel_id = message->pointer.event_window_id; |
| 211 | break; |
| 212 | case BROADWAY_EVENT_LEAVE: |
| 213 | server->last_x = message->pointer.root_x; |
| 214 | server->last_y = message->pointer.root_y; |
| 215 | server->last_state = message->pointer.state; |
| 216 | server->real_mouse_in_toplevel_id = message->pointer.mouse_window_id; |
| 217 | |
| 218 | server->mouse_in_toplevel_id = 0; |
| 219 | break; |
| 220 | case BROADWAY_EVENT_POINTER_MOVE: |
| 221 | server->last_x = message->pointer.root_x; |
| 222 | server->last_y = message->pointer.root_y; |
| 223 | server->last_state = message->pointer.state; |
| 224 | server->real_mouse_in_toplevel_id = message->pointer.mouse_window_id; |
| 225 | break; |
| 226 | case BROADWAY_EVENT_BUTTON_PRESS: |
| 227 | case BROADWAY_EVENT_BUTTON_RELEASE: |
| 228 | if (message->base.type == BROADWAY_EVENT_BUTTON_PRESS && |
| 229 | server->focused_window_id != message->pointer.mouse_window_id && |
| 230 | server->pointer_grab_window_id == -1) |
| 231 | { |
| 232 | broadway_server_window_raise (server, message->pointer.mouse_window_id); |
| 233 | broadway_server_focus_window (server, message->pointer.mouse_window_id); |
| 234 | broadway_server_flush (server); |
| 235 | } |
| 236 | |
| 237 | server->last_x = message->pointer.root_x; |
| 238 | server->last_y = message->pointer.root_y; |
| 239 | server->last_state = message->pointer.state; |
| 240 | server->real_mouse_in_toplevel_id = message->pointer.mouse_window_id; |
| 241 | break; |
| 242 | case BROADWAY_EVENT_SCROLL: |
| 243 | server->last_x = message->pointer.root_x; |
| 244 | server->last_y = message->pointer.root_y; |
| 245 | server->last_state = message->pointer.state; |
| 246 | server->real_mouse_in_toplevel_id = message->pointer.mouse_window_id; |
| 247 | break; |
| 248 | case BROADWAY_EVENT_TOUCH: |
| 249 | if (message->touch.touch_type == 0 && message->touch.is_emulated && |
| 250 | server->focused_window_id != message->touch.event_window_id) |
| 251 | { |
| 252 | broadway_server_window_raise (server, message->touch.event_window_id); |
| 253 | broadway_server_focus_window (server, message->touch.event_window_id); |
| 254 | broadway_server_flush (server); |
| 255 | } |
| 256 | |
| 257 | if (message->touch.is_emulated) |
| 258 | { |
| 259 | server->last_x = message->pointer.root_x; |
| 260 | server->last_y = message->pointer.root_y; |
| 261 | } |
| 262 | |
| 263 | server->last_state = message->touch.state; |
| 264 | break; |
| 265 | case BROADWAY_EVENT_KEY_PRESS: |
| 266 | case BROADWAY_EVENT_KEY_RELEASE: |
| 267 | server->last_state = message->key.state; |
| 268 | break; |
| 269 | case BROADWAY_EVENT_GRAB_NOTIFY: |
| 270 | case BROADWAY_EVENT_UNGRAB_NOTIFY: |
| 271 | break; |
| 272 | case BROADWAY_EVENT_CONFIGURE_NOTIFY: |
| 273 | window = g_hash_table_lookup (server->id_ht, |
| 274 | GINT_TO_POINTER (message->configure_notify.id)((gpointer) (glong) (message->configure_notify.id))); |
| 275 | if (window != NULL((void*)0)) |
| 276 | { |
| 277 | window->x = message->configure_notify.x; |
| 278 | window->y = message->configure_notify.y; |
| 279 | } |
| 280 | break; |
| 281 | case BROADWAY_EVENT_DELETE_NOTIFY: |
| 282 | break; |
| 283 | case BROADWAY_EVENT_SCREEN_SIZE_CHANGED: |
| 284 | server->root->width = message->screen_resize_notify.width; |
| 285 | server->root->height = message->screen_resize_notify.height; |
| 286 | break; |
| 287 | |
| 288 | default: |
| 289 | g_printerr ("update_event_state - Unknown input command %c\n", message->base.type); |
| 290 | break; |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | gboolean |
| 295 | broadway_server_lookahead_event (BroadwayServer *server, |
| 296 | const char *types) |
| 297 | { |
| 298 | GList *l; |
| 299 | |
| 300 | for (l = server->input_messages; l != NULL((void*)0); l = l->next) |
| 301 | { |
| 302 | BroadwayInputMsg *message; |
| 303 | |
| 304 | message = l->data; |
| 305 | if (strchr (types, message->base.type) != NULL((void*)0)) |
| 306 | return TRUE(!(0)); |
| 307 | } |
| 308 | |
| 309 | return FALSE(0); |
| 310 | } |
| 311 | |
| 312 | static gboolean |
| 313 | is_pointer_event (BroadwayInputMsg *message) |
| 314 | { |
| 315 | return |
| 316 | message->base.type == BROADWAY_EVENT_ENTER || |
| 317 | message->base.type == BROADWAY_EVENT_LEAVE || |
| 318 | message->base.type == BROADWAY_EVENT_POINTER_MOVE || |
| 319 | message->base.type == BROADWAY_EVENT_BUTTON_PRESS || |
| 320 | message->base.type == BROADWAY_EVENT_BUTTON_RELEASE || |
| 321 | message->base.type == BROADWAY_EVENT_SCROLL || |
| 322 | message->base.type == BROADWAY_EVENT_GRAB_NOTIFY || |
| 323 | message->base.type == BROADWAY_EVENT_UNGRAB_NOTIFY; |
| 324 | } |
| 325 | |
| 326 | static void |
| 327 | process_input_message (BroadwayServer *server, |
| 328 | BroadwayInputMsg *message) |
| 329 | { |
| 330 | gint32 client; |
| 331 | |
| 332 | update_event_state (server, message); |
| 333 | client = -1; |
| 334 | if (is_pointer_event (message) && |
| 335 | server->pointer_grab_window_id != -1) |
| 336 | client = server->pointer_grab_client_id; |
| 337 | |
| 338 | broadway_events_got_input (message, client); |
| 339 | } |
| 340 | |
| 341 | static void |
| 342 | process_input_messages (BroadwayServer *server) |
| 343 | { |
| 344 | while (server->input_messages) |
| 345 | { |
| 346 | BroadwayInputMsg *message; |
| 347 | |
| 348 | message = server->input_messages->data; |
| 349 | server->input_messages = |
| 350 | g_list_delete_link (server->input_messages, |
| 351 | server->input_messages); |
| 352 | |
| 353 | if (message->base.serial == 0) |
| 354 | { |
| 355 | /* This was sent before we got any requests, but we don't want the |
| 356 | daemon serials to go backwards, so we fix it up to be the last used |
| 357 | serial */ |
| 358 | message->base.serial = server->saved_serial - 1; |
| 359 | } |
| 360 | |
| 361 | process_input_message (server, message); |
| 362 | g_free (message); |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | static void |
| 367 | fake_configure_notify (BroadwayServer *server, |
| 368 | BroadwayWindow *window) |
| 369 | { |
| 370 | BroadwayInputMsg ev = { {0} }; |
| 371 | |
| 372 | ev.base.type = BROADWAY_EVENT_CONFIGURE_NOTIFY; |
| 373 | ev.base.serial = server->saved_serial - 1; |
| 374 | ev.base.time = server->last_seen_time; |
| 375 | ev.configure_notify.id = window->id; |
| 376 | ev.configure_notify.x = window->x; |
| 377 | ev.configure_notify.y = window->y; |
| 378 | ev.configure_notify.width = window->width; |
| 379 | ev.configure_notify.height = window->height; |
| 380 | |
| 381 | process_input_message (server, &ev); |
| 382 | } |
| 383 | |
| 384 | static guint32 * |
| 385 | parse_pointer_data (guint32 *p, BroadwayInputPointerMsg *data) |
| 386 | { |
| 387 | data->mouse_window_id = ntohl (*p++); |
| 388 | data->event_window_id = ntohl (*p++); |
| 389 | data->root_x = ntohl (*p++); |
| 390 | data->root_y = ntohl (*p++); |
| 391 | data->win_x = ntohl (*p++); |
| 392 | data->win_y = ntohl (*p++); |
| 393 | data->state = ntohl (*p++); |
| 394 | |
| 395 | return p; |
| 396 | } |
| 397 | |
| 398 | static guint32 * |
| 399 | parse_touch_data (guint32 *p, BroadwayInputTouchMsg *data) |
| 400 | { |
| 401 | data->touch_type = ntohl (*p++); |
| 402 | data->event_window_id = ntohl (*p++); |
| 403 | data->sequence_id = ntohl (*p++); |
| 404 | data->is_emulated = ntohl (*p++); |
| 405 | data->root_x = ntohl (*p++); |
| 406 | data->root_y = ntohl (*p++); |
| 407 | data->win_x = ntohl (*p++); |
| 408 | data->win_y = ntohl (*p++); |
| 409 | data->state = ntohl (*p++); |
| 410 | |
| 411 | return p; |
| 412 | } |
| 413 | |
| 414 | static void |
| 415 | update_future_pointer_info (BroadwayServer *server, BroadwayInputPointerMsg *data) |
| 416 | { |
| 417 | server->future_root_x = data->root_x; |
| 418 | server->future_root_y = data->root_y; |
| 419 | server->future_state = data->state; |
| 420 | server->future_mouse_in_toplevel = data->mouse_window_id; |
| 421 | } |
| 422 | |
| 423 | static void |
| 424 | parse_input_message (BroadwayInput *input, const unsigned char *message) |
| 425 | { |
| 426 | BroadwayServer *server = input->server; |
| 427 | BroadwayInputMsg msg; |
| 428 | guint32 *p; |
| 429 | gint64 time_; |
| 430 | |
| 431 | memset (&msg, 0, sizeof (msg)); |
| 432 | |
| 433 | p = (guint32 *) message; |
| 434 | |
| 435 | msg.base.type = ntohl (*p++); |
| 436 | msg.base.serial = ntohl (*p++); |
| 437 | time_ = ntohl (*p++); |
| 438 | |
| 439 | if (time_ == 0) { |
| 440 | time_ = server->last_seen_time; |
| 441 | } else { |
| 442 | if (!input->seen_time) { |
| 443 | input->seen_time = TRUE(!(0)); |
| 444 | /* Calculate time base so that any following times are normalized to start |
| 445 | 5 seconds after last_seen_time, to avoid issues that could appear when |
| 446 | a long hiatus due to a reconnect seems to be instant */ |
| 447 | input->time_base = time_ - (server->last_seen_time + 5000); |
| 448 | } |
| 449 | time_ = time_ - input->time_base; |
| 450 | } |
| 451 | |
| 452 | server->last_seen_time = time_; |
| 453 | |
| 454 | msg.base.time = time_; |
| 455 | |
| 456 | switch (msg.base.type) { |
| 457 | case BROADWAY_EVENT_ENTER: |
| 458 | case BROADWAY_EVENT_LEAVE: |
| 459 | p = parse_pointer_data (p, &msg.pointer); |
| 460 | update_future_pointer_info (server, &msg.pointer); |
| 461 | msg.crossing.mode = ntohl (*p++); |
| 462 | break; |
| 463 | |
| 464 | case BROADWAY_EVENT_POINTER_MOVE: /* Mouse move */ |
| 465 | p = parse_pointer_data (p, &msg.pointer); |
| 466 | update_future_pointer_info (server, &msg.pointer); |
| 467 | break; |
| 468 | |
| 469 | case BROADWAY_EVENT_BUTTON_PRESS: |
| 470 | case BROADWAY_EVENT_BUTTON_RELEASE: |
| 471 | p = parse_pointer_data (p, &msg.pointer); |
| 472 | update_future_pointer_info (server, &msg.pointer); |
| 473 | msg.button.button = ntohl (*p++); |
| 474 | break; |
| 475 | |
| 476 | case BROADWAY_EVENT_SCROLL: |
| 477 | p = parse_pointer_data (p, &msg.pointer); |
| 478 | update_future_pointer_info (server, &msg.pointer); |
| 479 | msg.scroll.dir = ntohl (*p++); |
| 480 | break; |
| 481 | |
| 482 | case BROADWAY_EVENT_TOUCH: |
| 483 | p = parse_touch_data (p, &msg.touch); |
Value stored to 'p' is never read | |
| 484 | break; |
| 485 | |
| 486 | case BROADWAY_EVENT_KEY_PRESS: |
| 487 | case BROADWAY_EVENT_KEY_RELEASE: |
| 488 | msg.key.window_id = server->focused_window_id; |
| 489 | msg.key.key = ntohl (*p++); |
| 490 | msg.key.state = ntohl (*p++); |
| 491 | break; |
| 492 | |
| 493 | case BROADWAY_EVENT_GRAB_NOTIFY: |
| 494 | case BROADWAY_EVENT_UNGRAB_NOTIFY: |
| 495 | msg.grab_reply.res = ntohl (*p++); |
| 496 | break; |
| 497 | |
| 498 | case BROADWAY_EVENT_CONFIGURE_NOTIFY: |
| 499 | msg.configure_notify.id = ntohl (*p++); |
| 500 | msg.configure_notify.x = ntohl (*p++); |
| 501 | msg.configure_notify.y = ntohl (*p++); |
| 502 | msg.configure_notify.width = ntohl (*p++); |
| 503 | msg.configure_notify.height = ntohl (*p++); |
| 504 | break; |
| 505 | |
| 506 | case BROADWAY_EVENT_DELETE_NOTIFY: |
| 507 | msg.delete_notify.id = ntohl (*p++); |
| 508 | break; |
| 509 | |
| 510 | case BROADWAY_EVENT_SCREEN_SIZE_CHANGED: |
| 511 | msg.screen_resize_notify.width = ntohl (*p++); |
| 512 | msg.screen_resize_notify.height = ntohl (*p++); |
| 513 | break; |
| 514 | |
| 515 | default: |
| 516 | g_printerr ("parse_input_message - Unknown input command %c (%s)\n", msg.base.type, message); |
| 517 | break; |
| 518 | } |
| 519 | |
| 520 | server->input_messages = g_list_append (server->input_messages, g_memdup2 (&msg, sizeof (msg))); |
| 521 | |
| 522 | } |
| 523 | |
| 524 | static inline void |
| 525 | hex_dump (guchar *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 526 | gsize len G_GNUC_UNUSED__attribute__ ((__unused__))) |
| 527 | { |
| 528 | #ifdef DEBUG_WEBSOCKETS |
| 529 | gsize i, j; |
| 530 | for (j = 0; j < len + 15; j += 16) |
| 531 | { |
| 532 | fprintf (stderrstderr, "0x%.4x ", j); |
| 533 | for (i = 0; i < 16; i++) |
| 534 | { |
| 535 | if ((j + i) < len) |
| 536 | fprintf (stderrstderr, "%.2x ", data[j+i]); |
| 537 | else |
| 538 | fprintf (stderrstderr, " "); |
| 539 | if (i == 8) |
| 540 | fprintf (stderrstderr, " "); |
| 541 | } |
| 542 | fprintf (stderrstderr, " | "); |
| 543 | |
| 544 | for (i = 0; i < 16; i++) |
| 545 | if ((j + i) < len && g_ascii_isalnum(data[j+i])((g_ascii_table[(guchar) (data[j+i])] & G_ASCII_ALNUM) != 0)) |
| 546 | fprintf (stderrstderr, "%c", data[j+i]); |
| 547 | else |
| 548 | fprintf (stderrstderr, "."); |
| 549 | fprintf (stderrstderr, "\n"); |
| 550 | } |
| 551 | #endif |
| 552 | } |
| 553 | |
| 554 | static void |
| 555 | parse_input (BroadwayInput *input) |
| 556 | { |
| 557 | if (!input->buffer->len) |
| 558 | return; |
| 559 | |
| 560 | hex_dump (input->buffer->data, input->buffer->len); |
| 561 | |
| 562 | while (input->buffer->len > 2) |
| 563 | { |
| 564 | gsize len, payload_len; |
| 565 | BroadwayWSOpCode code; |
| 566 | gboolean is_mask, fin; |
| 567 | guchar *buf, *data, *mask; |
| 568 | |
| 569 | buf = input->buffer->data; |
| 570 | len = input->buffer->len; |
| 571 | |
| 572 | #ifdef DEBUG_WEBSOCKETS |
| 573 | g_print ("Parse input first byte 0x%2x 0x%2x\n", buf[0], buf[1]); |
| 574 | #endif |
| 575 | |
| 576 | fin = buf[0] & 0x80; |
| 577 | code = buf[0] & 0x0f; |
| 578 | payload_len = buf[1] & 0x7f; |
| 579 | is_mask = buf[1] & 0x80; |
| 580 | data = buf + 2; |
| 581 | |
| 582 | if (payload_len == 126) |
| 583 | { |
| 584 | if (len < 4) |
| 585 | return; |
| 586 | payload_len = GUINT16_FROM_BE( *(guint16 *) data )(((((guint16) ( (guint16) ((guint16) (*(guint16 *) data) >> 8) | (guint16) ((guint16) (*(guint16 *) data) << 8)))) )); |
| 587 | data += 2; |
| 588 | } |
| 589 | else if (payload_len == 127) |
| 590 | { |
| 591 | if (len < 10) |
| 592 | return; |
| 593 | payload_len = GUINT64_FROM_BE( *(guint64 *) data )(((((guint64) ( (((guint64) (*(guint64 *) data) & (guint64 ) (0x00000000000000ffUL)) << 56) | (((guint64) (*(guint64 *) data) & (guint64) (0x000000000000ff00UL)) << 40 ) | (((guint64) (*(guint64 *) data) & (guint64) (0x0000000000ff0000UL )) << 24) | (((guint64) (*(guint64 *) data) & (guint64 ) (0x00000000ff000000UL)) << 8) | (((guint64) (*(guint64 *) data) & (guint64) (0x000000ff00000000UL)) >> 8) | (((guint64) (*(guint64 *) data) & (guint64) (0x0000ff0000000000UL )) >> 24) | (((guint64) (*(guint64 *) data) & (guint64 ) (0x00ff000000000000UL)) >> 40) | (((guint64) (*(guint64 *) data) & (guint64) (0xff00000000000000UL)) >> 56 )))))); |
| 594 | data += 8; |
| 595 | } |
| 596 | |
| 597 | mask = NULL((void*)0); |
| 598 | if (is_mask) |
| 599 | { |
| 600 | if (data - buf + 4 > len) |
| 601 | return; |
| 602 | mask = data; |
| 603 | data += 4; |
| 604 | } |
| 605 | |
| 606 | if (data - buf + payload_len > len) |
| 607 | return; /* wait to accumulate more */ |
| 608 | |
| 609 | if (is_mask) |
| 610 | { |
| 611 | gsize i; |
| 612 | for (i = 0; i < payload_len; i++) |
| 613 | data[i] ^= mask[i%4]; |
| 614 | } |
| 615 | |
| 616 | switch (code) { |
| 617 | case BROADWAY_WS_CNX_CLOSE: |
| 618 | break; /* hang around anyway */ |
| 619 | case BROADWAY_WS_BINARY: |
| 620 | if (!fin) |
| 621 | { |
| 622 | #ifdef DEBUG_WEBSOCKETS |
| 623 | g_warning ("can't yet accept fragmented input"); |
| 624 | #endif |
| 625 | } |
| 626 | else |
| 627 | { |
| 628 | parse_input_message (input, data); |
| 629 | } |
| 630 | break; |
| 631 | case BROADWAY_WS_CNX_PING: |
| 632 | broadway_output_pong (input->output); |
| 633 | break; |
| 634 | case BROADWAY_WS_CNX_PONG: |
| 635 | break; /* we never send pings, but tolerate pongs */ |
| 636 | case BROADWAY_WS_TEXT: |
| 637 | case BROADWAY_WS_CONTINUATION: |
| 638 | default: |
| 639 | { |
| 640 | g_warning ("fragmented or unknown input code 0x%2x with fin set", code); |
| 641 | break; |
| 642 | } |
| 643 | } |
| 644 | |
| 645 | g_byte_array_remove_range (input->buffer, 0, data - buf + payload_len); |
| 646 | } |
| 647 | } |
| 648 | |
| 649 | |
| 650 | static gboolean |
| 651 | process_input_idle_cb (BroadwayServer *server) |
| 652 | { |
| 653 | server->process_input_idle = 0; |
| 654 | process_input_messages (server); |
| 655 | return G_SOURCE_REMOVE(0); |
| 656 | } |
| 657 | |
| 658 | static void |
| 659 | queue_process_input_at_idle (BroadwayServer *server) |
| 660 | { |
| 661 | if (server->process_input_idle == 0) |
| 662 | server->process_input_idle = |
| 663 | g_idle_add_full (G_PRIORITY_DEFAULT0, (GSourceFunc)process_input_idle_cb, server, NULL((void*)0)); |
| 664 | } |
| 665 | |
| 666 | static gboolean |
| 667 | broadway_server_read_all_input_nonblocking (BroadwayInput *input) |
| 668 | { |
| 669 | GInputStream *in; |
| 670 | gssize res; |
| 671 | guint8 buffer[1024]; |
| 672 | GError *error = NULL((void*)0); |
| 673 | |
| 674 | if (input == NULL((void*)0)) |
| 675 | return FALSE(0); |
| 676 | |
| 677 | in = g_io_stream_get_input_stream (input->connection); |
| 678 | |
| 679 | res = g_pollable_input_stream_read_nonblocking (G_POLLABLE_INPUT_STREAM (in)((((GPollableInputStream*) (void *) g_type_check_instance_cast ((GTypeInstance*) ((in)), ((g_pollable_input_stream_get_type ())))))), |
| 680 | buffer, sizeof (buffer), NULL((void*)0), &error); |
| 681 | |
| 682 | if (res <= 0) |
| 683 | { |
| 684 | if (res < 0 && |
| 685 | g_error_matches (error, G_IO_ERRORg_io_error_quark(), G_IO_ERROR_WOULD_BLOCK)) |
| 686 | { |
| 687 | g_error_free (error); |
| 688 | return TRUE(!(0)); |
| 689 | } |
| 690 | |
| 691 | if (input->server->input == input) |
| 692 | input->server->input = NULL((void*)0); |
| 693 | broadway_input_free (input); |
| 694 | if (res < 0) |
| 695 | { |
| 696 | g_printerr ("input error %s\n", error->message); |
| 697 | g_error_free (error); |
| 698 | } |
| 699 | return FALSE(0); |
| 700 | } |
| 701 | |
| 702 | g_byte_array_append (input->buffer, buffer, res); |
| 703 | |
| 704 | parse_input (input); |
| 705 | return TRUE(!(0)); |
| 706 | } |
| 707 | |
| 708 | static void |
| 709 | broadway_server_consume_all_input (BroadwayServer *server) |
| 710 | { |
| 711 | broadway_server_read_all_input_nonblocking (server->input); |
| 712 | |
| 713 | /* Since we're parsing input but not processing the resulting messages |
| 714 | we might not get a readable callback on the stream, so queue an idle to |
| 715 | process the messages */ |
| 716 | queue_process_input_at_idle (server); |
| 717 | } |
| 718 | |
| 719 | |
| 720 | static gboolean |
| 721 | input_data_cb (GObject *stream G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 722 | BroadwayInput *input) |
| 723 | { |
| 724 | BroadwayServer *server = input->server; |
| 725 | |
| 726 | if (!broadway_server_read_all_input_nonblocking (input)) |
| 727 | return FALSE(0); |
| 728 | |
| 729 | if (input->active) |
| 730 | process_input_messages (server); |
| 731 | |
| 732 | return TRUE(!(0)); |
| 733 | } |
| 734 | |
| 735 | guint32 |
| 736 | broadway_server_get_next_serial (BroadwayServer *server) |
| 737 | { |
| 738 | if (server->output) |
| 739 | return broadway_output_get_next_serial (server->output); |
| 740 | |
| 741 | return server->saved_serial; |
| 742 | } |
| 743 | |
| 744 | void |
| 745 | broadway_server_get_screen_size (BroadwayServer *server, |
| 746 | guint32 *width, |
| 747 | guint32 *height) |
| 748 | { |
| 749 | *width = server->root->width; |
| 750 | *height = server->root->height; |
| 751 | } |
| 752 | |
| 753 | |
| 754 | void |
| 755 | broadway_server_flush (BroadwayServer *server) |
| 756 | { |
| 757 | if (server->output && |
| 758 | !broadway_output_flush (server->output)) |
| 759 | { |
| 760 | server->saved_serial = broadway_output_get_next_serial (server->output); |
| 761 | broadway_output_free (server->output); |
| 762 | server->output = NULL((void*)0); |
| 763 | } |
| 764 | } |
| 765 | |
| 766 | #if 0 |
| 767 | /* TODO: This is not used atm, is it needed? */ |
| 768 | /* Note: This may be called while handling a message (i.e. sorta recursively) */ |
| 769 | static BroadwayInputMsg * |
| 770 | broadway_server_block_for_input (BroadwayServer *server, char op, |
| 771 | guint32 serial, gboolean remove_message) |
| 772 | { |
| 773 | BroadwayInputMsg *message; |
| 774 | gssize res; |
| 775 | guint8 buffer[1024]; |
| 776 | BroadwayInput *input; |
| 777 | GInputStream *in; |
| 778 | GList *l; |
| 779 | |
| 780 | broadway_server_flush (server); |
| 781 | |
| 782 | if (server->input == NULL((void*)0)) |
| 783 | return NULL((void*)0); |
| 784 | |
| 785 | input = server->input; |
| 786 | |
| 787 | while (TRUE(!(0))) { |
| 788 | /* Check for existing reply in queue */ |
| 789 | |
| 790 | for (l = server->input_messages; l != NULL((void*)0); l = l->next) |
| 791 | { |
| 792 | message = l->data; |
| 793 | |
| 794 | if (message->base.type == op) |
| 795 | { |
| 796 | if (message->base.serial == serial) |
| 797 | { |
| 798 | if (remove_message) |
| 799 | server->input_messages = |
| 800 | g_list_delete_link (server->input_messages, l); |
| 801 | return message; |
| 802 | } |
| 803 | } |
| 804 | } |
| 805 | |
| 806 | /* Not found, read more, blocking */ |
| 807 | |
| 808 | in = g_io_stream_get_input_stream (input->connection); |
| 809 | |
| 810 | res = g_input_stream_read (in, buffer, sizeof (buffer), NULL((void*)0), NULL((void*)0)); |
| 811 | if (res <= 0) |
| 812 | return NULL((void*)0); |
| 813 | g_byte_array_append (input->buffer, buffer, res); |
| 814 | |
| 815 | parse_input (input); |
| 816 | |
| 817 | /* Since we're parsing input but not processing the resulting messages |
| 818 | we might not get a readable callback on the stream, so queue an idle to |
| 819 | process the messages */ |
| 820 | queue_process_input_at_idle (server); |
| 821 | } |
| 822 | } |
| 823 | #endif |
| 824 | |
| 825 | static void * |
| 826 | map_named_shm (char *name, gsize size) |
| 827 | { |
| 828 | #ifdef G_OS_UNIX |
| 829 | |
| 830 | int fd; |
| 831 | void *ptr; |
| 832 | char *filename = NULL((void*)0); |
| 833 | |
| 834 | fd = shm_open (name, O_RDONLY00, 0600); |
| 835 | if (fd == -1) |
| 836 | { |
| 837 | filename = g_build_filename (g_get_tmp_dir (), name, NULL((void*)0)); |
| 838 | fd = open (filename, O_RDONLY00); |
| 839 | if (fd == -1) |
| 840 | { |
| 841 | perror ("Failed to map shm"); |
| 842 | g_free (filename); |
| 843 | |
| 844 | return NULL((void*)0); |
| 845 | } |
| 846 | } |
| 847 | |
| 848 | ptr = mmap (0, size, PROT_READ0x1, MAP_SHARED0x01, fd, 0); |
| 849 | |
| 850 | (void) close (fd); |
| 851 | |
| 852 | if (filename) |
| 853 | { |
| 854 | unlink (filename); |
| 855 | g_free (filename); |
| 856 | } |
| 857 | else |
| 858 | shm_unlink (name); |
| 859 | |
| 860 | return ptr; |
| 861 | |
| 862 | #elif defined(G_OS_WIN32) |
| 863 | |
| 864 | int fd; |
| 865 | void *ptr; |
| 866 | char *shmpath; |
| 867 | void *map = ((void *)-1); |
| 868 | |
| 869 | if (*name == '/') |
| 870 | ++name; |
| 871 | shmpath = g_build_filename (g_get_tmp_dir (), name, NULL((void*)0)); |
| 872 | |
| 873 | fd = open(shmpath, O_RDONLY00, 0600); |
| 874 | if (fd == -1) |
| 875 | { |
| 876 | g_free (shmpath); |
| 877 | perror ("Failed to shm_open"); |
| 878 | return NULL((void*)0); |
| 879 | } |
| 880 | |
| 881 | if (size == 0) |
| 882 | ptr = map; |
| 883 | else |
| 884 | { |
| 885 | HANDLE h, fm; |
| 886 | h = (HANDLE)_get_osfhandle (fd); |
| 887 | fm = CreateFileMapping (h, NULL((void*)0), PAGE_READONLY, 0, (DWORD)size, NULL((void*)0)); |
| 888 | ptr = MapViewOfFile (fm, FILE_MAP_READ, 0, 0, (size_t)size); |
| 889 | CloseHandle (fm); |
| 890 | } |
| 891 | |
| 892 | (void) close(fd); |
| 893 | |
| 894 | remove (shmpath); |
| 895 | g_free (shmpath); |
| 896 | |
| 897 | return ptr; |
| 898 | |
| 899 | #else |
| 900 | #error "No shm mapping supported" |
| 901 | |
| 902 | return NULL((void*)0); |
| 903 | #endif |
| 904 | } |
| 905 | |
| 906 | static char * |
| 907 | parse_line (char *line, char *key) |
| 908 | { |
| 909 | char *p; |
| 910 | |
| 911 | if (!g_str_has_prefix (line, key)(__builtin_constant_p (key)? __extension__ ({ const char * const __str = (line); const char * const __prefix = (key); gboolean __result = (0); if (__str == ((void*)0) || __prefix == ((void *)0)) __result = (g_str_has_prefix) (__str, __prefix); else { const size_t __str_len = strlen (((__str) + !(__str))); const size_t __prefix_len = strlen (((__prefix) + !(__prefix))); if (__str_len >= __prefix_len) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix)), __prefix_len) == 0; } __result; }) : (g_str_has_prefix) (line, key) )) |
| 912 | return NULL((void*)0); |
| 913 | p = line + strlen (key); |
| 914 | if (*p != ':') |
| 915 | return NULL((void*)0); |
| 916 | p++; |
| 917 | /* Skip optional initial space */ |
| 918 | if (*p == ' ') |
| 919 | p++; |
| 920 | return p; |
| 921 | } |
| 922 | |
| 923 | static void |
| 924 | send_error (HttpRequest *request, |
| 925 | int error_code, |
| 926 | const char *reason) |
| 927 | { |
| 928 | char *res; |
| 929 | |
| 930 | res = g_strdup_printf ("HTTP/1.0 %d %s\r\n\r\n" |
| 931 | "<html><head><title>%d %s</title></head>" |
| 932 | "<body>%s</body></html>", |
| 933 | error_code, reason, |
| 934 | error_code, reason, |
| 935 | reason); |
| 936 | |
| 937 | /* TODO: This should really be async */ |
| 938 | g_output_stream_write_all (g_io_stream_get_output_stream (request->connection), |
| 939 | res, strlen (res), NULL((void*)0), NULL((void*)0), NULL((void*)0)); |
| 940 | |
| 941 | g_free (res); |
| 942 | http_request_free (request); |
| 943 | } |
| 944 | |
| 945 | /* magic from: http://tools.ietf.org/html/draft-ietf-hybi-thewebsocketprotocol-17 */ |
| 946 | #define SEC_WEB_SOCKET_KEY_MAGIC"258EAFA5-E914-47DA-95CA-C5AB0DC85B11" "258EAFA5-E914-47DA-95CA-C5AB0DC85B11" |
| 947 | |
| 948 | /* 'x3JJHMbDL1EzLkh9GBhXDw==' generates 'HSmrc0sMlYUkAGmm5OPpG2HaGWk=' */ |
| 949 | static gchar * |
| 950 | generate_handshake_response_wsietf_v7 (const gchar *key) |
| 951 | { |
| 952 | gsize digest_len = 20; |
| 953 | guchar digest[20]; |
| 954 | GChecksum *checksum; |
| 955 | |
| 956 | checksum = g_checksum_new (G_CHECKSUM_SHA1); |
| 957 | if (!checksum) |
| 958 | return NULL((void*)0); |
| 959 | |
| 960 | g_checksum_update (checksum, (guchar *)key, -1); |
| 961 | g_checksum_update (checksum, (guchar *)SEC_WEB_SOCKET_KEY_MAGIC"258EAFA5-E914-47DA-95CA-C5AB0DC85B11", -1); |
| 962 | |
| 963 | g_checksum_get_digest (checksum, digest, &digest_len); |
| 964 | g_checksum_free (checksum); |
| 965 | |
| 966 | g_assert (digest_len == 20)do { if (digest_len == 20) ; else g_assertion_message_expr ("Cdk" , "broadway-server.c", 966, ((const char*) (__func__)), "digest_len == 20" ); } while (0); |
| 967 | |
| 968 | return g_base64_encode (digest, digest_len); |
| 969 | } |
| 970 | |
| 971 | static void |
| 972 | start_input (HttpRequest *request) |
| 973 | { |
| 974 | char **lines; |
| 975 | char *p; |
| 976 | int i; |
| 977 | char *res; |
| 978 | char *origin, *host; |
| 979 | BroadwayInput *input; |
| 980 | const void *data_buffer; |
| 981 | gsize data_buffer_size; |
| 982 | GInputStream *in; |
| 983 | char *key; |
| 984 | GSocket *socket; |
| 985 | int flag = 1; |
| 986 | |
| 987 | #ifdef DEBUG_WEBSOCKETS |
| 988 | g_print ("incoming request:\n%s\n", request->request->str); |
| 989 | #endif |
| 990 | lines = g_strsplit (request->request->str, "\n", 0); |
| 991 | |
| 992 | key = NULL((void*)0); |
| 993 | origin = NULL((void*)0); |
| 994 | host = NULL((void*)0); |
| 995 | for (i = 0; lines[i] != NULL((void*)0); i++) |
| 996 | { |
| 997 | if ((p = parse_line (lines[i], "Sec-WebSocket-Key"))) |
| 998 | key = p; |
| 999 | else if ((p = parse_line (lines[i], "Origin"))) |
| 1000 | origin = p; |
| 1001 | else if ((p = parse_line (lines[i], "Host"))) |
| 1002 | host = p; |
| 1003 | else if ((p = parse_line (lines[i], "Sec-WebSocket-Origin"))) |
| 1004 | origin = p; |
| 1005 | } |
| 1006 | |
| 1007 | if (host == NULL((void*)0)) |
| 1008 | { |
| 1009 | g_strfreev (lines); |
| 1010 | send_error (request, 400, "Bad websocket request"); |
| 1011 | return; |
| 1012 | } |
| 1013 | |
| 1014 | if (key != NULL((void*)0)) |
| 1015 | { |
| 1016 | char* accept = generate_handshake_response_wsietf_v7 (key); |
| 1017 | res = g_strdup_printf ("HTTP/1.1 101 Switching Protocols\r\n" |
| 1018 | "Upgrade: websocket\r\n" |
| 1019 | "Connection: Upgrade\r\n" |
| 1020 | "Sec-WebSocket-Accept: %s\r\n" |
| 1021 | "%s%s%s" |
| 1022 | "Sec-WebSocket-Location: ws://%s/socket\r\n" |
| 1023 | "Sec-WebSocket-Protocol: broadway\r\n" |
| 1024 | "\r\n", accept, |
| 1025 | origin?"Sec-WebSocket-Origin: ":"", origin?origin:"", origin?"\r\n":"", |
| 1026 | host); |
| 1027 | g_free (accept); |
| 1028 | |
| 1029 | #ifdef DEBUG_WEBSOCKETS |
| 1030 | g_print ("v7 proto response:\n%s", res); |
| 1031 | #endif |
| 1032 | |
| 1033 | g_output_stream_write_all (g_io_stream_get_output_stream (request->connection), |
| 1034 | res, strlen (res), NULL((void*)0), NULL((void*)0), NULL((void*)0)); |
| 1035 | g_free (res); |
| 1036 | } |
| 1037 | else |
| 1038 | { |
| 1039 | g_strfreev (lines); |
| 1040 | send_error (request, 400, "Bad websocket request"); |
| 1041 | return; |
| 1042 | } |
| 1043 | |
| 1044 | socket = g_socket_connection_get_socket (request->socket_connection); |
| 1045 | setsockopt (g_socket_get_fd (socket), IPPROTO_TCPIPPROTO_TCP, |
| 1046 | TCP_NODELAY1, (char *) &flag, sizeof(int)); |
| 1047 | |
| 1048 | input = g_new0 (BroadwayInput, 1)((BroadwayInput *) g_malloc0_n ((1), sizeof (BroadwayInput))); |
| 1049 | input->server = request->server; |
| 1050 | input->connection = g_object_ref (request->connection)((__typeof__ (request->connection)) (g_object_ref) (request ->connection)); |
| 1051 | |
| 1052 | data_buffer = g_buffered_input_stream_peek_buffer (G_BUFFERED_INPUT_STREAM (request->data)((((GBufferedInputStream*) (void *) g_type_check_instance_cast ((GTypeInstance*) ((request->data)), ((g_buffered_input_stream_get_type ())))))), &data_buffer_size); |
| 1053 | input->buffer = g_byte_array_sized_new (data_buffer_size); |
| 1054 | g_byte_array_append (input->buffer, data_buffer, data_buffer_size); |
| 1055 | |
| 1056 | input->output = |
| 1057 | broadway_output_new (g_io_stream_get_output_stream (request->connection), 0); |
| 1058 | |
| 1059 | /* This will free and close the data input stream, but we got all the buffered content already */ |
| 1060 | http_request_free (request); |
| 1061 | |
| 1062 | in = g_io_stream_get_input_stream (input->connection); |
| 1063 | |
| 1064 | input->source = g_pollable_input_stream_create_source (G_POLLABLE_INPUT_STREAM (in)((((GPollableInputStream*) (void *) g_type_check_instance_cast ((GTypeInstance*) ((in)), ((g_pollable_input_stream_get_type ())))))), NULL((void*)0)); |
| 1065 | g_source_set_callback (input->source, (GSourceFunc)input_data_cb, input, NULL((void*)0)); |
| 1066 | g_source_attach (input->source, NULL((void*)0)); |
| 1067 | |
| 1068 | start (input); |
| 1069 | |
| 1070 | /* Process any data in the pipe already */ |
| 1071 | parse_input (input); |
| 1072 | |
| 1073 | g_strfreev (lines); |
| 1074 | } |
| 1075 | |
| 1076 | static void |
| 1077 | start (BroadwayInput *input) |
| 1078 | { |
| 1079 | BroadwayServer *server; |
| 1080 | |
| 1081 | input->active = TRUE(!(0)); |
| 1082 | |
| 1083 | server = BROADWAY_SERVER (input->server)((((BroadwayServer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((input->server)), ((broadway_server_get_type())))))); |
| 1084 | |
| 1085 | if (server->output) |
| 1086 | { |
| 1087 | broadway_output_disconnected (server->output); |
| 1088 | broadway_output_flush (server->output); |
| 1089 | } |
| 1090 | |
| 1091 | if (server->input != NULL((void*)0)) |
| 1092 | { |
| 1093 | broadway_input_free (server->input); |
| 1094 | server->input = NULL((void*)0); |
| 1095 | } |
| 1096 | |
| 1097 | server->input = input; |
| 1098 | |
| 1099 | if (server->output) |
| 1100 | { |
| 1101 | server->saved_serial = broadway_output_get_next_serial (server->output); |
| 1102 | broadway_output_free (server->output); |
| 1103 | } |
| 1104 | server->output = input->output; |
| 1105 | |
| 1106 | broadway_output_set_next_serial (server->output, server->saved_serial); |
| 1107 | broadway_output_flush (server->output); |
| 1108 | |
| 1109 | broadway_server_resync_windows (server); |
| 1110 | |
| 1111 | if (server->pointer_grab_window_id != -1) |
| 1112 | broadway_output_grab_pointer (server->output, |
| 1113 | server->pointer_grab_window_id, |
| 1114 | server->pointer_grab_owner_events); |
| 1115 | |
| 1116 | process_input_messages (server); |
| 1117 | } |
| 1118 | |
| 1119 | static void |
| 1120 | send_data (HttpRequest *request, |
| 1121 | const char *mimetype, |
| 1122 | const char *data, gsize len) |
| 1123 | { |
| 1124 | char *res; |
| 1125 | |
| 1126 | res = g_strdup_printf ("HTTP/1.0 200 OK\r\n" |
| 1127 | "Content-Type: %s\r\n" |
| 1128 | "Content-Length: %"G_GSIZE_FORMAT"lu""\r\n" |
| 1129 | "\r\n", |
| 1130 | mimetype, len); |
| 1131 | |
| 1132 | /* TODO: This should really be async */ |
| 1133 | g_output_stream_write_all (g_io_stream_get_output_stream (request->connection), |
| 1134 | res, strlen (res), NULL((void*)0), NULL((void*)0), NULL((void*)0)); |
| 1135 | g_free (res); |
| 1136 | g_output_stream_write_all (g_io_stream_get_output_stream (request->connection), |
| 1137 | data, len, NULL((void*)0), NULL((void*)0), NULL((void*)0)); |
| 1138 | http_request_free (request); |
| 1139 | } |
| 1140 | |
| 1141 | #include "clienthtml.h" |
| 1142 | #include "broadwayjs.h" |
| 1143 | |
| 1144 | static void |
| 1145 | got_request (HttpRequest *request) |
| 1146 | { |
| 1147 | char *start, *escaped, *tmp, *version, *query; |
| 1148 | |
| 1149 | if (!g_str_has_prefix (request->request->str, "GET ")(__builtin_constant_p ("GET ")? __extension__ ({ const char * const __str = (request->request->str); const char * const __prefix = ("GET "); gboolean __result = (0); if (__str == ( (void*)0) || __prefix == ((void*)0)) __result = (g_str_has_prefix ) (__str, __prefix); else { const size_t __str_len = strlen ( ((__str) + !(__str))); const size_t __prefix_len = strlen ((( __prefix) + !(__prefix))); if (__str_len >= __prefix_len) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix)), __prefix_len ) == 0; } __result; }) : (g_str_has_prefix) (request->request ->str, "GET ") )) |
| 1150 | { |
| 1151 | send_error (request, 501, "Only GET implemented"); |
| 1152 | return; |
| 1153 | } |
| 1154 | |
| 1155 | start = request->request->str + 4; /* Skip "GET " */ |
| 1156 | |
| 1157 | while (*start == ' ') |
| 1158 | start++; |
| 1159 | |
| 1160 | for (tmp = start; *tmp != 0 && *tmp != ' ' && *tmp != '\n'; tmp++) |
| 1161 | ; |
| 1162 | escaped = g_strndup (start, tmp - start); |
| 1163 | version = NULL((void*)0); |
| 1164 | if (*tmp == ' ') |
| 1165 | { |
| 1166 | start = tmp; |
| 1167 | while (*start == ' ') |
| 1168 | start++; |
| 1169 | for (tmp = start; *tmp != 0 && *tmp != ' ' && *tmp != '\n'; tmp++) |
| 1170 | ; |
| 1171 | version = g_strndup (start, tmp - start); |
| 1172 | } |
| 1173 | |
| 1174 | query = strchr (escaped, '?'); |
| 1175 | if (query) |
| 1176 | *query = 0; |
| 1177 | |
| 1178 | if (strcmp (escaped, "/client.html") == 0 || strcmp (escaped, "/") == 0) |
| 1179 | send_data (request, "text/html", client_html, G_N_ELEMENTS(client_html)(sizeof (client_html) / sizeof ((client_html)[0])) - 1); |
| 1180 | else if (strcmp (escaped, "/broadway.js") == 0) |
| 1181 | send_data (request, "text/javascript", broadway_js, G_N_ELEMENTS(broadway_js)(sizeof (broadway_js) / sizeof ((broadway_js)[0])) - 1); |
| 1182 | else if (strcmp (escaped, "/socket") == 0) |
| 1183 | start_input (request); |
| 1184 | else |
| 1185 | send_error (request, 404, "File not found"); |
| 1186 | |
| 1187 | g_free (escaped); |
| 1188 | g_free (version); |
| 1189 | } |
| 1190 | |
| 1191 | static void |
| 1192 | got_http_request_line (GInputStream *stream, |
| 1193 | GAsyncResult *result, |
| 1194 | HttpRequest *request) |
| 1195 | { |
| 1196 | char *line; |
| 1197 | |
| 1198 | line = g_data_input_stream_read_line_finish (G_DATA_INPUT_STREAM (stream)((((GDataInputStream*) (void *) g_type_check_instance_cast (( GTypeInstance*) ((stream)), ((g_data_input_stream_get_type () )))))), result, NULL((void*)0), NULL((void*)0)); |
| 1199 | if (line == NULL((void*)0)) |
| 1200 | { |
| 1201 | http_request_free (request); |
| 1202 | g_printerr ("Error reading request lines\n"); |
| 1203 | return; |
| 1204 | } |
| 1205 | if (strlen (line) == 0) |
| 1206 | got_request (request); |
| 1207 | else |
| 1208 | { |
| 1209 | /* Protect against overflow in request length */ |
| 1210 | if (request->request->len > 1024 * 5) |
| 1211 | { |
| 1212 | send_error (request, 400, "Request too long"); |
| 1213 | } |
| 1214 | else |
| 1215 | { |
| 1216 | g_string_append_printf (request->request, "%s\n", line); |
| 1217 | g_data_input_stream_read_line_async (request->data, 0, NULL((void*)0), |
| 1218 | (GAsyncReadyCallback)got_http_request_line, request); |
| 1219 | } |
| 1220 | } |
| 1221 | g_free (line); |
| 1222 | } |
| 1223 | |
| 1224 | static gboolean |
| 1225 | handle_incoming_connection (GSocketService *service G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1226 | GSocketConnection *connection, |
| 1227 | GObject *source_object) |
| 1228 | { |
| 1229 | HttpRequest *request; |
| 1230 | GInputStream *in; |
| 1231 | |
| 1232 | request = g_new0 (HttpRequest, 1)((HttpRequest *) g_malloc0_n ((1), sizeof (HttpRequest))); |
| 1233 | request->socket_connection = g_object_ref (connection)((__typeof__ (connection)) (g_object_ref) (connection)); |
| 1234 | request->server = BROADWAY_SERVER (source_object)((((BroadwayServer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((source_object)), ((broadway_server_get_type())))))); |
| 1235 | request->request = g_string_new (""); |
| 1236 | |
| 1237 | if (request->server->ssl_cert && request->server->ssl_key) |
| 1238 | { |
| 1239 | GError *error = NULL((void*)0); |
| 1240 | GTlsCertificate *certificate; |
| 1241 | |
| 1242 | certificate = g_tls_certificate_new_from_files (request->server->ssl_cert, |
| 1243 | request->server->ssl_key, |
| 1244 | &error); |
| 1245 | if (!certificate) |
| 1246 | { |
| 1247 | g_warning ("Cannot create TLS certificate: %s", error->message); |
| 1248 | g_error_free (error); |
| 1249 | return FALSE(0); |
| 1250 | } |
| 1251 | |
| 1252 | request->connection = g_tls_server_connection_new (G_IO_STREAM (connection)((((GIOStream*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((connection)), ((g_io_stream_get_type ())))))), |
| 1253 | certificate, |
| 1254 | &error); |
| 1255 | if (!request->connection) |
| 1256 | { |
| 1257 | g_warning ("Cannot create TLS connection: %s", error->message); |
| 1258 | g_error_free (error); |
| 1259 | return FALSE(0); |
| 1260 | } |
| 1261 | |
| 1262 | if (!g_tls_connection_handshake (G_TLS_CONNECTION (request->connection)((((GTlsConnection*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((request->connection)), ((g_tls_connection_get_type () )))))), |
| 1263 | NULL((void*)0), &error)) |
| 1264 | { |
| 1265 | g_warning ("Cannot create TLS connection: %s", error->message); |
| 1266 | g_error_free (error); |
| 1267 | return FALSE(0); |
| 1268 | } |
| 1269 | } |
| 1270 | else |
| 1271 | { |
| 1272 | request->connection = G_IO_STREAM (g_object_ref (connection))((((GIOStream*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((((__typeof__ (connection)) (g_object_ref) (connection))) ), ((g_io_stream_get_type ())))))); |
| 1273 | } |
| 1274 | |
| 1275 | in = g_io_stream_get_input_stream (request->connection); |
| 1276 | |
| 1277 | request->data = g_data_input_stream_new (in); |
| 1278 | g_filter_input_stream_set_close_base_stream (G_FILTER_INPUT_STREAM (request->data)((((GFilterInputStream*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((request->data)), ((g_filter_input_stream_get_type ())))))), FALSE(0)); |
| 1279 | /* Be tolerant of input */ |
| 1280 | g_data_input_stream_set_newline_type (request->data, G_DATA_STREAM_NEWLINE_TYPE_ANY); |
| 1281 | |
| 1282 | g_data_input_stream_read_line_async (request->data, 0, NULL((void*)0), |
| 1283 | (GAsyncReadyCallback)got_http_request_line, request); |
| 1284 | return TRUE(!(0)); |
| 1285 | } |
| 1286 | |
| 1287 | BroadwayServer * |
| 1288 | broadway_server_new (char *address, |
| 1289 | int port, |
| 1290 | const char *ssl_cert, |
| 1291 | const char *ssl_key, |
| 1292 | GError **error) |
| 1293 | { |
| 1294 | BroadwayServer *server; |
| 1295 | |
| 1296 | server = g_object_new (BROADWAY_TYPE_SERVER(broadway_server_get_type()), NULL((void*)0)); |
| 1297 | server->port = port; |
| 1298 | server->address = g_strdup (address)g_strdup_inline (address); |
| 1299 | server->ssl_cert = g_strdup (ssl_cert)g_strdup_inline (ssl_cert); |
| 1300 | server->ssl_key = g_strdup (ssl_key)g_strdup_inline (ssl_key); |
| 1301 | |
| 1302 | if (address == NULL((void*)0)) |
| 1303 | { |
| 1304 | if (!g_socket_listener_add_inet_port (G_SOCKET_LISTENER (server->service)((((GSocketListener*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server->service)), ((g_socket_listener_get_type ()))) ))), |
| 1305 | server->port, |
| 1306 | G_OBJECT (server)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server)), (((GType) ((20) << (2)))))))), |
| 1307 | error)) |
| 1308 | { |
| 1309 | g_prefix_error (error, "Unable to listen to port %d: ", server->port); |
| 1310 | g_object_unref (server); |
| 1311 | return NULL((void*)0); |
| 1312 | } |
| 1313 | } |
| 1314 | else |
| 1315 | { |
| 1316 | GInetAddress *inet_address; |
| 1317 | GSocketAddress *socket_address; |
| 1318 | |
| 1319 | inet_address = g_inet_address_new_from_string (address); |
| 1320 | if (inet_address == NULL((void*)0)) |
| 1321 | { |
| 1322 | g_set_error (error, G_IO_ERRORg_io_error_quark(), G_IO_ERROR_INVALID_DATA, "Invalid ip address %s: ", address); |
| 1323 | g_object_unref (server); |
| 1324 | return NULL((void*)0); |
| 1325 | } |
| 1326 | socket_address = g_inet_socket_address_new (inet_address, port); |
| 1327 | g_object_unref (inet_address); |
| 1328 | if (!g_socket_listener_add_address (G_SOCKET_LISTENER (server->service)((((GSocketListener*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server->service)), ((g_socket_listener_get_type ()))) ))), |
| 1329 | socket_address, |
| 1330 | G_SOCKET_TYPE_STREAM, |
| 1331 | G_SOCKET_PROTOCOL_TCP, |
| 1332 | G_OBJECT (server)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server)), (((GType) ((20) << (2)))))))), |
| 1333 | NULL((void*)0), |
| 1334 | error)) |
| 1335 | { |
| 1336 | g_prefix_error (error, "Unable to listen to %s:%d: ", server->address, server->port); |
| 1337 | g_object_unref (socket_address); |
| 1338 | g_object_unref (server); |
| 1339 | return NULL((void*)0); |
| 1340 | } |
| 1341 | g_object_unref (socket_address); |
| 1342 | } |
| 1343 | |
| 1344 | g_signal_connect (server->service, "incoming",g_signal_connect_data ((server->service), ("incoming"), (( (GCallback) (handle_incoming_connection))), (((void*)0)), ((void *)0), (GConnectFlags) 0) |
| 1345 | G_CALLBACK (handle_incoming_connection), NULL)g_signal_connect_data ((server->service), ("incoming"), (( (GCallback) (handle_incoming_connection))), (((void*)0)), ((void *)0), (GConnectFlags) 0); |
| 1346 | return server; |
| 1347 | } |
| 1348 | |
| 1349 | BroadwayServer * |
| 1350 | broadway_server_on_unix_socket_new (char *address, GError **error) |
| 1351 | { |
| 1352 | BroadwayServer *server; |
| 1353 | GSocketAddress *socket_address = NULL((void*)0); |
| 1354 | |
| 1355 | server = g_object_new (BROADWAY_TYPE_SERVER(broadway_server_get_type()), NULL((void*)0)); |
| 1356 | server->port = -1; |
| 1357 | server->address = g_strdup (address)g_strdup_inline (address); |
| 1358 | |
| 1359 | if (address == NULL((void*)0)) |
| 1360 | { |
| 1361 | g_set_error (error, G_IO_ERRORg_io_error_quark(), G_IO_ERROR_INVALID_DATA, "Unspecified unix domain socket address"); |
| 1362 | g_object_unref (server); |
| 1363 | return NULL((void*)0); |
| 1364 | } |
| 1365 | else |
| 1366 | { |
| 1367 | #ifdef HAVE_GIO_UNIX1 |
| 1368 | socket_address = g_unix_socket_address_new (address); |
| 1369 | #endif |
| 1370 | if (socket_address == NULL((void*)0)) |
| 1371 | { |
| 1372 | g_set_error (error, G_IO_ERRORg_io_error_quark(), G_IO_ERROR_INVALID_DATA, "Invalid unix domain socket address %s: ", address); |
| 1373 | g_object_unref (server); |
| 1374 | return NULL((void*)0); |
| 1375 | } |
| 1376 | if (!g_socket_listener_add_address (G_SOCKET_LISTENER (server->service)((((GSocketListener*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server->service)), ((g_socket_listener_get_type ()))) ))), |
| 1377 | socket_address, |
| 1378 | G_SOCKET_TYPE_STREAM, |
| 1379 | G_SOCKET_PROTOCOL_DEFAULT, |
| 1380 | G_OBJECT (server)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((server)), (((GType) ((20) << (2)))))))), |
| 1381 | NULL((void*)0), |
| 1382 | error)) |
| 1383 | { |
| 1384 | g_prefix_error (error, "Unable to listen to %s: ", server->address); |
| 1385 | g_object_unref (socket_address); |
| 1386 | g_object_unref (server); |
| 1387 | return NULL((void*)0); |
| 1388 | } |
| 1389 | g_object_unref (socket_address); |
| 1390 | } |
| 1391 | |
| 1392 | g_signal_connect (server->service, "incoming",g_signal_connect_data ((server->service), ("incoming"), (( (GCallback) (handle_incoming_connection))), (((void*)0)), ((void *)0), (GConnectFlags) 0) |
| 1393 | G_CALLBACK (handle_incoming_connection), NULL)g_signal_connect_data ((server->service), ("incoming"), (( (GCallback) (handle_incoming_connection))), (((void*)0)), ((void *)0), (GConnectFlags) 0); |
| 1394 | return server; |
| 1395 | } |
| 1396 | |
| 1397 | guint32 |
| 1398 | broadway_server_get_last_seen_time (BroadwayServer *server) |
| 1399 | { |
| 1400 | broadway_server_consume_all_input (server); |
| 1401 | return (guint32) server->last_seen_time; |
| 1402 | } |
| 1403 | |
| 1404 | void |
| 1405 | broadway_server_query_mouse (BroadwayServer *server, |
| 1406 | guint32 *toplevel, |
| 1407 | gint32 *root_x, |
| 1408 | gint32 *root_y, |
| 1409 | guint32 *mask) |
| 1410 | { |
| 1411 | if (server->output) |
| 1412 | { |
| 1413 | broadway_server_consume_all_input (server); |
| 1414 | if (root_x) |
| 1415 | *root_x = server->future_root_x; |
| 1416 | if (root_y) |
| 1417 | *root_y = server->future_root_y; |
| 1418 | if (mask) |
| 1419 | *mask = server->future_state; |
| 1420 | if (toplevel) |
| 1421 | *toplevel = server->future_mouse_in_toplevel; |
| 1422 | return; |
| 1423 | } |
| 1424 | |
| 1425 | /* Fallback when unconnected */ |
| 1426 | if (root_x) |
| 1427 | *root_x = server->last_x; |
| 1428 | if (root_y) |
| 1429 | *root_y = server->last_y; |
| 1430 | if (mask) |
| 1431 | *mask = server->last_state; |
| 1432 | if (toplevel) |
| 1433 | *toplevel = server->mouse_in_toplevel_id; |
| 1434 | } |
| 1435 | |
| 1436 | void |
| 1437 | broadway_server_destroy_window (BroadwayServer *server, |
| 1438 | gint id) |
| 1439 | { |
| 1440 | BroadwayWindow *window; |
| 1441 | |
| 1442 | if (server->mouse_in_toplevel_id == id) |
| 1443 | { |
| 1444 | /* TODO: Send leave + enter event, update cursors, etc */ |
| 1445 | server->mouse_in_toplevel_id = 0; |
| 1446 | } |
| 1447 | |
| 1448 | if (server->pointer_grab_window_id == id) |
| 1449 | server->pointer_grab_window_id = -1; |
| 1450 | |
| 1451 | if (server->output) |
| 1452 | broadway_output_destroy_surface (server->output, |
| 1453 | id); |
| 1454 | |
| 1455 | window = g_hash_table_lookup (server->id_ht, |
| 1456 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1457 | if (window != NULL((void*)0)) |
| 1458 | { |
| 1459 | server->toplevels = g_list_remove (server->toplevels, window); |
| 1460 | g_hash_table_remove (server->id_ht, |
| 1461 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1462 | |
| 1463 | g_free (window->cached_surface_name); |
| 1464 | if (window->cached_surface != NULL((void*)0)) |
| 1465 | cairo_surface_destroy (window->cached_surface); |
| 1466 | |
| 1467 | g_free (window); |
| 1468 | } |
| 1469 | } |
| 1470 | |
| 1471 | gboolean |
| 1472 | broadway_server_window_show (BroadwayServer *server, |
| 1473 | gint id) |
| 1474 | { |
| 1475 | BroadwayWindow *window; |
| 1476 | gboolean sent = FALSE(0); |
| 1477 | |
| 1478 | window = g_hash_table_lookup (server->id_ht, |
| 1479 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1480 | if (window == NULL((void*)0)) |
| 1481 | return FALSE(0); |
| 1482 | |
| 1483 | window->visible = TRUE(!(0)); |
| 1484 | |
| 1485 | if (server->output) |
| 1486 | { |
| 1487 | broadway_output_show_surface (server->output, window->id); |
| 1488 | sent = TRUE(!(0)); |
| 1489 | } |
| 1490 | |
| 1491 | return sent; |
| 1492 | } |
| 1493 | |
| 1494 | gboolean |
| 1495 | broadway_server_window_hide (BroadwayServer *server, |
| 1496 | gint id) |
| 1497 | { |
| 1498 | BroadwayWindow *window; |
| 1499 | gboolean sent = FALSE(0); |
| 1500 | |
| 1501 | window = g_hash_table_lookup (server->id_ht, |
| 1502 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1503 | if (window == NULL((void*)0)) |
| 1504 | return FALSE(0); |
| 1505 | |
| 1506 | window->visible = FALSE(0); |
| 1507 | |
| 1508 | if (server->mouse_in_toplevel_id == id) |
| 1509 | { |
| 1510 | /* TODO: Send leave + enter event, update cursors, etc */ |
| 1511 | server->mouse_in_toplevel_id = 0; |
| 1512 | } |
| 1513 | |
| 1514 | if (server->pointer_grab_window_id == id) |
| 1515 | server->pointer_grab_window_id = -1; |
| 1516 | |
| 1517 | if (server->output) |
| 1518 | { |
| 1519 | broadway_output_hide_surface (server->output, window->id); |
| 1520 | sent = TRUE(!(0)); |
| 1521 | } |
| 1522 | return sent; |
| 1523 | } |
| 1524 | |
| 1525 | void |
| 1526 | broadway_server_window_raise (BroadwayServer *server, |
| 1527 | gint id) |
| 1528 | { |
| 1529 | BroadwayWindow *window; |
| 1530 | |
| 1531 | window = g_hash_table_lookup (server->id_ht, |
| 1532 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1533 | if (window == NULL((void*)0)) |
| 1534 | return; |
| 1535 | |
| 1536 | server->toplevels = g_list_remove (server->toplevels, window); |
| 1537 | server->toplevels = g_list_append (server->toplevels, window); |
| 1538 | |
| 1539 | if (server->output) |
| 1540 | broadway_output_raise_surface (server->output, window->id); |
| 1541 | } |
| 1542 | |
| 1543 | void |
| 1544 | broadway_server_set_show_keyboard (BroadwayServer *server, |
| 1545 | gboolean show) |
| 1546 | { |
| 1547 | server->show_keyboard = show; |
| 1548 | |
| 1549 | if (server->output) |
| 1550 | { |
| 1551 | broadway_output_set_show_keyboard (server->output, server->show_keyboard); |
| 1552 | broadway_server_flush (server); |
| 1553 | } |
| 1554 | } |
| 1555 | |
| 1556 | void |
| 1557 | broadway_server_window_lower (BroadwayServer *server, |
| 1558 | gint id) |
| 1559 | { |
| 1560 | BroadwayWindow *window; |
| 1561 | |
| 1562 | window = g_hash_table_lookup (server->id_ht, |
| 1563 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1564 | if (window == NULL((void*)0)) |
| 1565 | return; |
| 1566 | |
| 1567 | server->toplevels = g_list_remove (server->toplevels, window); |
| 1568 | server->toplevels = g_list_prepend (server->toplevels, window); |
| 1569 | |
| 1570 | if (server->output) |
| 1571 | broadway_output_lower_surface (server->output, window->id); |
| 1572 | } |
| 1573 | |
| 1574 | void |
| 1575 | broadway_server_window_set_transient_for (BroadwayServer *server, |
| 1576 | gint id, gint parent) |
| 1577 | { |
| 1578 | BroadwayWindow *window; |
| 1579 | |
| 1580 | window = g_hash_table_lookup (server->id_ht, |
| 1581 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1582 | if (window == NULL((void*)0)) |
| 1583 | return; |
| 1584 | |
| 1585 | window->transient_for = parent; |
| 1586 | |
| 1587 | if (server->output) |
| 1588 | { |
| 1589 | broadway_output_set_transient_for (server->output, window->id, window->transient_for); |
| 1590 | broadway_server_flush (server); |
| 1591 | } |
| 1592 | } |
| 1593 | |
| 1594 | gboolean |
| 1595 | broadway_server_has_client (BroadwayServer *server) |
| 1596 | { |
| 1597 | return server->output != NULL((void*)0); |
| 1598 | } |
| 1599 | |
| 1600 | void |
| 1601 | broadway_server_window_update (BroadwayServer *server, |
| 1602 | gint id, |
| 1603 | cairo_surface_t *surface) |
| 1604 | { |
| 1605 | BroadwayWindow *window; |
| 1606 | BroadwayBuffer *buffer; |
| 1607 | |
| 1608 | if (surface == NULL((void*)0)) |
| 1609 | return; |
| 1610 | |
| 1611 | window = g_hash_table_lookup (server->id_ht, |
| 1612 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1613 | if (window == NULL((void*)0)) |
| 1614 | return; |
| 1615 | |
| 1616 | g_assert (window->width == cairo_image_surface_get_width (surface))do { if (window->width == cairo_image_surface_get_width (surface )) ; else g_assertion_message_expr ("Cdk", "broadway-server.c" , 1616, ((const char*) (__func__)), "window->width == cairo_image_surface_get_width (surface)" ); } while (0); |
| 1617 | g_assert (window->height == cairo_image_surface_get_height (surface))do { if (window->height == cairo_image_surface_get_height ( surface)) ; else g_assertion_message_expr ("Cdk", "broadway-server.c" , 1617, ((const char*) (__func__)), "window->height == cairo_image_surface_get_height (surface)" ); } while (0); |
| 1618 | |
| 1619 | buffer = broadway_buffer_create (window->width, window->height, |
| 1620 | cairo_image_surface_get_data (surface), |
| 1621 | cairo_image_surface_get_stride (surface)); |
| 1622 | |
| 1623 | if (server->output != NULL((void*)0)) |
| 1624 | { |
| 1625 | window->buffer_synced = TRUE(!(0)); |
| 1626 | broadway_output_put_buffer (server->output, window->id, |
| 1627 | window->buffer, buffer); |
| 1628 | } |
| 1629 | |
| 1630 | if (window->buffer) |
| 1631 | broadway_buffer_destroy (window->buffer); |
| 1632 | |
| 1633 | window->buffer = buffer; |
| 1634 | } |
| 1635 | |
| 1636 | gboolean |
| 1637 | broadway_server_window_move_resize (BroadwayServer *server, |
| 1638 | gint id, |
| 1639 | gboolean with_move, |
| 1640 | int x, |
| 1641 | int y, |
| 1642 | int width, |
| 1643 | int height) |
| 1644 | { |
| 1645 | BroadwayWindow *window; |
| 1646 | gboolean with_resize; |
| 1647 | gboolean sent = FALSE(0); |
| 1648 | |
| 1649 | window = g_hash_table_lookup (server->id_ht, |
| 1650 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1651 | if (window == NULL((void*)0)) |
| 1652 | return FALSE(0); |
| 1653 | |
| 1654 | with_resize = width != window->width || height != window->height; |
| 1655 | window->width = width; |
| 1656 | window->height = height; |
| 1657 | |
| 1658 | if (server->output != NULL((void*)0)) |
| 1659 | { |
| 1660 | broadway_output_move_resize_surface (server->output, |
| 1661 | window->id, |
| 1662 | with_move, x, y, |
| 1663 | with_resize, window->width, window->height); |
| 1664 | sent = TRUE(!(0)); |
| 1665 | } |
| 1666 | else |
| 1667 | { |
| 1668 | if (with_move) |
| 1669 | { |
| 1670 | window->x = x; |
| 1671 | window->y = y; |
| 1672 | } |
| 1673 | |
| 1674 | fake_configure_notify (server, window); |
| 1675 | } |
| 1676 | |
| 1677 | return sent; |
| 1678 | } |
| 1679 | |
| 1680 | void |
| 1681 | broadway_server_focus_window (BroadwayServer *server, |
| 1682 | gint new_focused_window) |
| 1683 | { |
| 1684 | BroadwayInputMsg focus_msg; |
| 1685 | |
| 1686 | if (server->focused_window_id == new_focused_window) |
| 1687 | return; |
| 1688 | |
| 1689 | memset (&focus_msg, 0, sizeof (focus_msg)); |
| 1690 | focus_msg.base.type = BROADWAY_EVENT_FOCUS; |
| 1691 | focus_msg.base.time = broadway_server_get_last_seen_time (server); |
| 1692 | focus_msg.focus.old_id = server->focused_window_id; |
| 1693 | focus_msg.focus.new_id = new_focused_window; |
| 1694 | |
| 1695 | broadway_events_got_input (&focus_msg, -1); |
| 1696 | |
| 1697 | /* Keep track of the new focused window */ |
| 1698 | server->focused_window_id = new_focused_window; |
| 1699 | } |
| 1700 | |
| 1701 | guint32 |
| 1702 | broadway_server_grab_pointer (BroadwayServer *server, |
| 1703 | gint client_id, |
| 1704 | gint id, |
| 1705 | gboolean owner_events, |
| 1706 | guint32 event_mask G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1707 | guint32 time_) |
| 1708 | { |
| 1709 | if (server->pointer_grab_window_id != -1 && |
| 1710 | time_ != 0 && server->pointer_grab_time > time_) |
| 1711 | return CDK_GRAB_ALREADY_GRABBED; |
| 1712 | |
| 1713 | if (time_ == 0) |
| 1714 | time_ = server->last_seen_time; |
| 1715 | |
| 1716 | server->pointer_grab_window_id = id; |
| 1717 | server->pointer_grab_client_id = client_id; |
| 1718 | server->pointer_grab_owner_events = owner_events; |
| 1719 | server->pointer_grab_time = time_; |
| 1720 | |
| 1721 | if (server->output) |
| 1722 | { |
| 1723 | broadway_output_grab_pointer (server->output, |
| 1724 | id, |
| 1725 | owner_events); |
| 1726 | broadway_server_flush (server); |
| 1727 | } |
| 1728 | |
| 1729 | /* TODO: What about toplevel grab events if we're not connected? */ |
| 1730 | |
| 1731 | return CDK_GRAB_SUCCESS; |
| 1732 | } |
| 1733 | |
| 1734 | guint32 |
| 1735 | broadway_server_ungrab_pointer (BroadwayServer *server, |
| 1736 | guint32 time_) |
| 1737 | { |
| 1738 | guint32 serial; |
| 1739 | |
| 1740 | if (server->pointer_grab_window_id != -1 && |
| 1741 | time_ != 0 && server->pointer_grab_time > time_) |
| 1742 | return 0; |
| 1743 | |
| 1744 | /* TODO: What about toplevel grab events if we're not connected? */ |
| 1745 | |
| 1746 | if (server->output) |
| 1747 | { |
| 1748 | serial = broadway_output_ungrab_pointer (server->output); |
| 1749 | broadway_server_flush (server); |
| 1750 | } |
| 1751 | else |
| 1752 | { |
| 1753 | serial = server->saved_serial; |
| 1754 | } |
| 1755 | |
| 1756 | server->pointer_grab_window_id = -1; |
| 1757 | |
| 1758 | return serial; |
| 1759 | } |
| 1760 | |
| 1761 | static const cairo_user_data_key_t shm_cairo_key; |
| 1762 | |
| 1763 | typedef struct { |
| 1764 | void *data; |
| 1765 | gsize data_size; |
| 1766 | } ShmSurfaceData; |
| 1767 | |
| 1768 | static void |
| 1769 | shm_data_unmap (void *_data) |
| 1770 | { |
| 1771 | ShmSurfaceData *data = _data; |
| 1772 | #ifdef G_OS_UNIX |
| 1773 | munmap (data->data, data->data_size); |
| 1774 | #elif defined(G_OS_WIN32) |
| 1775 | UnmapViewOfFile (data->data); |
| 1776 | #endif |
| 1777 | g_free (data); |
| 1778 | } |
| 1779 | |
| 1780 | cairo_surface_t * |
| 1781 | broadway_server_open_surface (BroadwayServer *server, |
| 1782 | guint32 id, |
| 1783 | char *name, |
| 1784 | int width, |
| 1785 | int height) |
| 1786 | { |
| 1787 | BroadwayWindow *window; |
| 1788 | ShmSurfaceData *data; |
| 1789 | cairo_surface_t *surface; |
| 1790 | gsize size; |
| 1791 | void *ptr; |
| 1792 | |
| 1793 | window = g_hash_table_lookup (server->id_ht, |
| 1794 | GINT_TO_POINTER (id)((gpointer) (glong) (id))); |
| 1795 | if (window == NULL((void*)0)) |
| 1796 | return NULL((void*)0); |
| 1797 | |
| 1798 | if (window->cached_surface_name != NULL((void*)0) && |
| 1799 | strcmp (name, window->cached_surface_name) == 0) |
| 1800 | return cairo_surface_reference (window->cached_surface); |
| 1801 | |
| 1802 | size = width * height * sizeof (guint32); |
| 1803 | |
| 1804 | ptr = map_named_shm (name, size); |
| 1805 | |
| 1806 | if (ptr == NULL((void*)0)) |
| 1807 | return NULL((void*)0); |
| 1808 | |
| 1809 | data = g_new0 (ShmSurfaceData, 1)((ShmSurfaceData *) g_malloc0_n ((1), sizeof (ShmSurfaceData) )); |
| 1810 | |
| 1811 | data->data = ptr; |
| 1812 | data->data_size = size; |
| 1813 | |
| 1814 | surface = cairo_image_surface_create_for_data ((guchar *)data->data, |
| 1815 | CAIRO_FORMAT_ARGB32, |
| 1816 | width, height, |
| 1817 | width * sizeof (guint32)); |
| 1818 | g_assert (surface != NULL)do { if (surface != ((void*)0)) ; else g_assertion_message_expr ("Cdk", "broadway-server.c", 1818, ((const char*) (__func__) ), "surface != NULL"); } while (0); |
| 1819 | |
| 1820 | cairo_surface_set_user_data (surface, &shm_cairo_key, |
| 1821 | data, shm_data_unmap); |
| 1822 | |
| 1823 | g_free (window->cached_surface_name); |
| 1824 | window->cached_surface_name = g_strdup (name)g_strdup_inline (name); |
| 1825 | |
| 1826 | if (window->cached_surface != NULL((void*)0)) |
| 1827 | cairo_surface_destroy (window->cached_surface); |
| 1828 | window->cached_surface = cairo_surface_reference (surface); |
| 1829 | |
| 1830 | return surface; |
| 1831 | } |
| 1832 | |
| 1833 | guint32 |
| 1834 | broadway_server_new_window (BroadwayServer *server, |
| 1835 | int x, |
| 1836 | int y, |
| 1837 | int width, |
| 1838 | int height, |
| 1839 | gboolean is_temp) |
| 1840 | { |
| 1841 | BroadwayWindow *window; |
| 1842 | |
| 1843 | window = g_new0 (BroadwayWindow, 1)((BroadwayWindow *) g_malloc0_n ((1), sizeof (BroadwayWindow) )); |
| 1844 | window->id = server->id_counter++; |
| 1845 | window->x = x; |
| 1846 | window->y = y; |
| 1847 | if (x == 0 && y == 0 && !is_temp) |
| 1848 | { |
| 1849 | /* TODO: Better way to know if we should pick default pos */ |
| 1850 | window->x = 100; |
| 1851 | window->y = 100; |
| 1852 | } |
| 1853 | window->width = width; |
| 1854 | window->height = height; |
| 1855 | window->is_temp = is_temp; |
| 1856 | |
| 1857 | g_hash_table_insert (server->id_ht, |
| 1858 | GINT_TO_POINTER (window->id)((gpointer) (glong) (window->id)), |
| 1859 | window); |
| 1860 | |
| 1861 | server->toplevels = g_list_append (server->toplevels, window); |
| 1862 | |
| 1863 | if (server->output) |
| 1864 | broadway_output_new_surface (server->output, |
| 1865 | window->id, |
| 1866 | window->x, |
| 1867 | window->y, |
| 1868 | window->width, |
| 1869 | window->height, |
| 1870 | window->is_temp); |
| 1871 | else |
| 1872 | fake_configure_notify (server, window); |
| 1873 | |
| 1874 | return window->id; |
| 1875 | } |
| 1876 | |
| 1877 | static void |
| 1878 | broadway_server_resync_windows (BroadwayServer *server) |
| 1879 | { |
| 1880 | GList *l; |
| 1881 | |
| 1882 | if (server->output == NULL((void*)0)) |
| 1883 | return; |
| 1884 | |
| 1885 | /* First create all windows */ |
| 1886 | for (l = server->toplevels; l != NULL((void*)0); l = l->next) |
| 1887 | { |
| 1888 | BroadwayWindow *window = l->data; |
| 1889 | |
| 1890 | if (window->id == 0) |
| 1891 | continue; /* Skip root */ |
| 1892 | |
| 1893 | window->buffer_synced = FALSE(0); |
| 1894 | broadway_output_new_surface (server->output, |
| 1895 | window->id, |
| 1896 | window->x, |
| 1897 | window->y, |
| 1898 | window->width, |
| 1899 | window->height, |
| 1900 | window->is_temp); |
| 1901 | } |
| 1902 | |
| 1903 | /* Then do everything that may reference other windows */ |
| 1904 | for (l = server->toplevels; l != NULL((void*)0); l = l->next) |
| 1905 | { |
| 1906 | BroadwayWindow *window = l->data; |
| 1907 | |
| 1908 | if (window->id == 0) |
| 1909 | continue; /* Skip root */ |
| 1910 | |
| 1911 | if (window->transient_for != -1) |
| 1912 | broadway_output_set_transient_for (server->output, window->id, window->transient_for); |
| 1913 | if (window->visible) |
| 1914 | { |
| 1915 | broadway_output_show_surface (server->output, window->id); |
| 1916 | |
| 1917 | if (window->buffer != NULL((void*)0)) |
| 1918 | { |
| 1919 | window->buffer_synced = TRUE(!(0)); |
| 1920 | broadway_output_put_buffer (server->output, window->id, |
| 1921 | NULL((void*)0), window->buffer); |
| 1922 | } |
| 1923 | } |
| 1924 | } |
| 1925 | |
| 1926 | if (server->show_keyboard) |
| 1927 | broadway_output_set_show_keyboard (server->output, TRUE(!(0))); |
| 1928 | |
| 1929 | broadway_server_flush (server); |
| 1930 | } |