src/shell.c

   1 /*
   2  * Copyright © 2019 Collabora, Ltd.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial
  14  * portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  20  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  21  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  */
  25
  26 #include "ivi-compositor.h"
  27 #include "policy.h"
  28
  29 #include <assert.h>
  30 #include <errno.h>
  31 #include <fcntl.h>
  32 #include <signal.h>
  33 #include <string.h>
  34 #include <sys/socket.h>
  35 #include <sys/types.h>
  36 #include <unistd.h>
  37 #include <libweston/libweston.h>
  38 #include <libweston/config-parser.h>
  39
  40 #include "shared/os-compatibility.h"
  41
  42 #include "agl-shell-server-protocol.h"
  43 #include "agl-shell-desktop-server-protocol.h"
  44
  45 #ifdef HAVE_WALTHAM
  46 #include <waltham-transmitter/transmitter_api.h>
  47 #endif
  48
  49 static void
  50 create_black_surface_view(struct ivi_output *output);
  51
  52 void
  53 agl_shell_desktop_advertise_application_id(struct ivi_compositor *ivi,
  54                                            struct ivi_surface *surface)
  55 {
  56         struct desktop_client *dclient;
  57         static bool display_adv = false;
  58
  59         if (surface->advertised_on_launch)
  60                 return;
  61
  62         /* advertise to all desktop clients the new surface */
  63         wl_list_for_each(dclient, &ivi->desktop_clients, link) {
  64                 const char *app_id =
  65                         weston_desktop_surface_get_app_id(surface->dsurface);
  66                 if (app_id == NULL) {
  67                         if (!display_adv) {
  68                                 weston_log("WARNING app_is is null, unable to advertise\n");
  69                                 display_adv = true;
  70                         }
  71                         return;
  72                 }
  73                 agl_shell_desktop_send_application(dclient->resource, app_id);
  74                 surface->advertised_on_launch = true;
  75         }
  76 }
  77
  78 void
  79 ivi_set_desktop_surface(struct ivi_surface *surface)
  80 {
  81         struct ivi_compositor *ivi = surface->ivi;
  82         assert(surface->role == IVI_SURFACE_ROLE_NONE);
  83
  84         surface->role = IVI_SURFACE_ROLE_DESKTOP;
  85         wl_list_insert(&surface->ivi->surfaces, &surface->link);
  86
  87         agl_shell_desktop_advertise_application_id(ivi, surface);
  88 }
  89
  90 static void
  91 ivi_set_desktop_surface_popup(struct ivi_surface *surface)
  92 {
  93         struct ivi_compositor *ivi = surface->ivi;
  94         assert(surface->role == IVI_SURFACE_ROLE_NONE);
  95
  96         surface->role = IVI_SURFACE_ROLE_POPUP;
  97         wl_list_insert(&ivi->surfaces, &surface->link);
  98
  99         agl_shell_desktop_advertise_application_id(ivi, surface);
 100 }
 101
 102 static void
 103 ivi_set_desktop_surface_fullscreen(struct ivi_surface *surface)
 104 {
 105         struct ivi_compositor *ivi = surface->ivi;
 106         assert(surface->role == IVI_SURFACE_ROLE_NONE);
 107
 108         surface->role = IVI_SURFACE_ROLE_FULLSCREEN;
 109         wl_list_insert(&ivi->surfaces, &surface->link);
 110
 111         agl_shell_desktop_advertise_application_id(ivi, surface);
 112 }
 113
 114 #ifdef HAVE_WALTHAM
 115 void
 116 ivi_destroy_waltham_destroy(struct ivi_surface *surface)
 117 {
 118         struct ivi_compositor *ivi = surface->ivi;
 119         const struct weston_transmitter_api *api =
 120                 ivi->waltham_transmitter_api;
 121
 122         if (!api)
 123                 return;
 124
 125         if (surface->waltham_surface.transmitter_surface)
 126                 api->surface_destroy(surface->waltham_surface.transmitter_surface);
 127 }
 128
 129 static void
 130 ivi_output_notify_waltham_plugin(struct ivi_surface *surface)
 131 {
 132         struct ivi_compositor *ivi = surface->ivi;
 133         const struct weston_transmitter_api *api = ivi->waltham_transmitter_api;
 134         struct weston_transmitter *transmitter;
 135         struct weston_transmitter_remote *trans_remote;
 136         struct weston_surface *weston_surface;
 137         struct weston_output *woutput = surface->remote.output->output;
 138         const char *app_id;
 139
 140         if (!api)
 141                 return;
 142
 143         transmitter = api->transmitter_get(ivi->compositor);
 144         if (!transmitter)
 145                 return;
 146
 147         trans_remote = api->get_transmitter_remote(woutput->name, transmitter);
 148         if (!trans_remote) {
 149                 weston_log("Could not find a valie weston_transmitter_remote "
 150                                 "that matches the output %s\n", woutput->name);
 151                 return;
 152         }
 153
 154         app_id = weston_desktop_surface_get_app_id(surface->dsurface);
 155         weston_surface =
 156                 weston_desktop_surface_get_surface(surface->dsurface);
 157
 158         weston_log("Forwarding app_id %s to remote %s\n", app_id, woutput->name);
 159
 160         /* this will have the effect of informing the remote side to create a
 161          * surface with the name app_id. W/ xdg-shell the following happens:
 162          *
 163          * compositor (server):
 164          * surface_push_to_remote():
 165          *      waltham-transmitter plug-in
 166          *              -> wthp_ivi_app_id_surface_create()
 167          *
 168          * client -- on the receiver side:
 169          *      -> wthp_ivi_app_id_surface_create()
 170          *              -> wth_receiver_weston_main()
 171          *                      -> wl_compositor_create_surface()
 172          *                      -> xdg_wm_base_get_xdg_surface
 173          *                      -> xdg_toplevel_set_app_id()
 174          *                      -> gst_init()
 175          *                      -> gst_parse_launch()
 176          *
 177          * wth_receiver_weston_main() will be invoked from the handler of
 178          * wthp_ivi_app_id_surface_create() and is responsible for setting-up
 179          * the gstreamer pipeline as well.
 180          */
 181         surface->waltham_surface.transmitter_surface =
 182             api->surface_push_to_remote(weston_surface, app_id, trans_remote, NULL);
 183 }
 184
 185 #else
 186 void
 187 ivi_destroy_waltham_destroy(struct ivi_surface *surface)
 188 {
 189 }
 190 static void
 191 ivi_output_notify_waltham_plugin(struct ivi_surface *surface)
 192 {
 193 }
 194 #endif
 195
 196 static void
 197 ivi_set_desktop_surface_remote(struct ivi_surface *surface)
 198 {
 199         struct ivi_compositor *ivi = surface->ivi;
 200         struct weston_view *view;
 201         struct ivi_output *output = surface->remote.output;
 202
 203         assert(surface->role == IVI_SURFACE_ROLE_NONE);
 204
 205         /* remote type are the same as desktop just that client can tell
 206          * the compositor to start on another output */
 207         surface->role = IVI_SURFACE_ROLE_REMOTE;
 208
 209         /* if thew black surface view is mapped on the mean we need
 210          * to remove it in order to start showing the 'remote' surface
 211          * just being added */
 212         view = output->fullscreen_view.fs->view;
 213         if (view->is_mapped || view->surface->is_mapped)
 214                 remove_black_surface(output);
 215
 216         if (output->type == OUTPUT_WALTHAM)
 217                 ivi_output_notify_waltham_plugin(surface);
 218
 219         wl_list_insert(&ivi->surfaces, &surface->link);
 220 }
 221
 222
 223 static void
 224 ivi_set_desktop_surface_split(struct ivi_surface *surface)
 225 {
 226         struct ivi_compositor *ivi = surface->ivi;
 227         assert(surface->role == IVI_SURFACE_ROLE_NONE);
 228
 229         if (surface->split.orientation == AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_VERTICAL)
 230                 surface->role = IVI_SURFACE_ROLE_SPLIT_V;
 231         else
 232                 surface->role = IVI_SURFACE_ROLE_SPLIT_H;
 233
 234         wl_list_insert(&ivi->surfaces, &surface->link);
 235
 236         agl_shell_desktop_advertise_application_id(ivi, surface);
 237 }
 238
 239 static struct pending_popup *
 240 ivi_ensure_popup(struct ivi_output *ioutput, int x, int y, int bx, int by,
 241                  int width, int height, const char *app_id)
 242 {
 243         struct pending_popup *p_popup = zalloc(sizeof(*p_popup));
 244         size_t len_app_id = strlen(app_id);
 245
 246         if (!p_popup)
 247                 return NULL;
 248         p_popup->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 249         if (!p_popup->app_id) {
 250                 free(p_popup);
 251                 return NULL;
 252         }
 253         memcpy(p_popup->app_id, app_id, len_app_id);
 254         p_popup->ioutput = ioutput;
 255         p_popup->x = x;
 256         p_popup->y = y;
 257
 258         p_popup->bb.x = bx;
 259         p_popup->bb.y = by;
 260         p_popup->bb.width = width;
 261         p_popup->bb.height = height;
 262
 263         return p_popup;
 264 }
 265
 266 static void
 267 ivi_update_popup(struct ivi_output *ioutput, int x, int y, int bx, int by,
 268                  int width, int height, const char *app_id, struct pending_popup *p_popup)
 269 {
 270         size_t len_app_id = strlen(app_id);
 271
 272         wl_list_remove(&p_popup->link);
 273         wl_list_init(&p_popup->link);
 274
 275         memset(p_popup->app_id, 0, strlen(app_id) + 1);
 276         free(p_popup->app_id);
 277
 278         p_popup->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 279         if (!p_popup->app_id)
 280                 return;
 281         memcpy(p_popup->app_id, app_id, len_app_id);
 282
 283         p_popup->ioutput = ioutput;
 284         p_popup->x = x;
 285         p_popup->y = y;
 286
 287         p_popup->bb.x = bx;
 288         p_popup->bb.y = by;
 289         p_popup->bb.width = width;
 290         p_popup->bb.height = height;
 291 }
 292
 293 static struct pending_fullscreen *
 294 ivi_ensure_fullscreen(struct ivi_output *ioutput, const char *app_id)
 295 {
 296         struct pending_fullscreen *p_fullscreen = zalloc(sizeof(*p_fullscreen));
 297         size_t len_app_id = strlen(app_id);
 298
 299         if (!p_fullscreen)
 300                 return NULL;
 301         p_fullscreen->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 302         if (!p_fullscreen->app_id) {
 303                 free(p_fullscreen);
 304                 return NULL;
 305         }
 306         memcpy(p_fullscreen->app_id, app_id, len_app_id);
 307
 308         p_fullscreen->ioutput = ioutput;
 309         return p_fullscreen;
 310 }
 311
 312 static void
 313 ivi_update_fullscreen(struct ivi_output *ioutput, const char *app_id,
 314                       struct pending_fullscreen *p_fullscreen)
 315 {
 316         size_t len_app_id = strlen(app_id);
 317
 318         wl_list_remove(&p_fullscreen->link);
 319         wl_list_init(&p_fullscreen->link);
 320
 321         memset(p_fullscreen->app_id, 0, strlen(app_id) + 1);
 322         free(p_fullscreen->app_id);
 323
 324         p_fullscreen->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 325         if (!p_fullscreen->app_id)
 326                 return;
 327         memcpy(p_fullscreen->app_id, app_id, len_app_id);
 328
 329         p_fullscreen->ioutput = ioutput;
 330 }
 331
 332 static struct pending_remote *
 333 ivi_ensure_remote(struct ivi_output *ioutput, const char *app_id)
 334 {
 335         struct pending_remote *p_remote = zalloc(sizeof(*p_remote));
 336         size_t len_app_id = strlen(app_id);
 337
 338         if (!p_remote)
 339                 return NULL;
 340         p_remote->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 341         if (!p_remote->app_id) {
 342                 free(p_remote);
 343                 return NULL;
 344         }
 345         memcpy(p_remote->app_id, app_id, len_app_id);
 346
 347         p_remote->ioutput = ioutput;
 348         return p_remote;
 349 }
 350
 351 static void
 352 ivi_update_remote(struct ivi_output *ioutput, const char *app_id,
 353                       struct pending_remote *p_remote)
 354 {
 355         size_t len_app_id = strlen(app_id);
 356
 357         wl_list_remove(&p_remote->link);
 358         wl_list_init(&p_remote->link);
 359
 360         memset(p_remote->app_id, 0, strlen(app_id) + 1);
 361         free(p_remote->app_id);
 362
 363         p_remote->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 364         if (!p_remote->app_id)
 365                 return;
 366         memcpy(p_remote->app_id, app_id, len_app_id);
 367
 368         p_remote->ioutput = ioutput;
 369 }
 370
 371 static void
 372 ivi_set_pending_desktop_surface_popup(struct ivi_output *ioutput, int x, int y, int bx,
 373                                       int by, int width, int height, const char *app_id)
 374 {
 375         struct ivi_compositor *ivi = ioutput->ivi;
 376         struct pending_popup *p_popup = NULL;
 377         struct pending_popup *popup;
 378
 379         wl_list_for_each(popup, &ivi->popup_pending_apps, link)
 380                 if (!strcmp(app_id, popup->app_id))
 381                         p_popup = popup;
 382
 383         if (!p_popup)
 384                 p_popup = ivi_ensure_popup(ioutput, x, y, bx, by, width, height, app_id);
 385         else
 386                 ivi_update_popup(ioutput, x, y, bx, by, width, height, app_id, p_popup);
 387         if (!p_popup)
 388                 return;
 389
 390         wl_list_insert(&ivi->popup_pending_apps, &p_popup->link);
 391 }
 392
 393 static void
 394 ivi_set_pending_desktop_surface_fullscreen(struct ivi_output *ioutput,
 395                                            const char *app_id)
 396 {
 397         struct ivi_compositor *ivi = ioutput->ivi;
 398         struct pending_fullscreen *p_fullscreen = NULL;
 399         struct pending_fullscreen *fullscreen;
 400
 401         wl_list_for_each(fullscreen, &ivi->fullscreen_pending_apps, link)
 402                 if (!strcmp(app_id, fullscreen->app_id))
 403                         p_fullscreen = fullscreen;
 404
 405         if (!p_fullscreen)
 406                 p_fullscreen = ivi_ensure_fullscreen(ioutput, app_id);
 407         else
 408                 ivi_update_fullscreen(ioutput, app_id, p_fullscreen);
 409
 410         if (!p_fullscreen)
 411                 return;
 412         wl_list_insert(&ivi->fullscreen_pending_apps, &p_fullscreen->link);
 413 }
 414
 415 static void
 416 ivi_set_pending_desktop_surface_split(struct ivi_output *ioutput,
 417                                       const char *app_id, uint32_t orientation)
 418 {
 419         struct ivi_compositor *ivi = ioutput->ivi;
 420         struct ivi_surface *surf;
 421         size_t len_app_id = strlen(app_id);
 422         struct pending_split *split;
 423
 424         if (orientation != AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_VERTICAL &&
 425             orientation != AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_HORIZONTAL)
 426                 return;
 427
 428         /* more than one is un-supported, do note we need to do
 429          * conversion for surface roles instead of using the protocol ones */
 430         wl_list_for_each(surf, &ivi->surfaces, link)
 431                 if (surf->role == IVI_SURFACE_ROLE_SPLIT_V ||
 432                     surf->role == IVI_SURFACE_ROLE_SPLIT_H)
 433                         return;
 434
 435         split = zalloc(sizeof(*split));
 436         if (!split)
 437                 return;
 438         split->app_id = zalloc(sizeof(char) * (len_app_id + 1));
 439         if (!split->app_id) {
 440                 free(split);
 441                 return;
 442         }
 443         memcpy(split->app_id, app_id, len_app_id);
 444
 445         split->ioutput = ioutput;
 446         split->orientation = orientation;
 447
 448         wl_list_insert(&ivi->split_pending_apps, &split->link);
 449 }
 450
 451 void
 452 ivi_set_pending_desktop_surface_remote(struct ivi_output *ioutput,
 453                 const char *app_id)
 454 {
 455         struct ivi_compositor *ivi = ioutput->ivi;
 456         struct pending_remote *remote;
 457         struct pending_remote *p_remote = NULL;
 458
 459         wl_list_for_each(remote, &ivi->remote_pending_apps, link)
 460                 if (!strcmp(app_id, remote->app_id))
 461                         p_remote = remote;
 462
 463         if (!p_remote)
 464                 p_remote = ivi_ensure_remote(ioutput, app_id);
 465         else
 466                 ivi_update_remote(ioutput, app_id, p_remote);
 467         if (!p_remote)
 468                 return;
 469
 470         wl_list_insert(&ivi->remote_pending_apps, &remote->link);
 471 }
 472
 473
 474 static void
 475 ivi_remove_pending_desktop_surface_split(struct pending_split *split)
 476 {
 477         free(split->app_id);
 478         wl_list_remove(&split->link);
 479         free(split);
 480 }
 481
 482 static void
 483 ivi_remove_pending_desktop_surface_fullscreen(struct pending_fullscreen *fs)
 484 {
 485         free(fs->app_id);
 486         wl_list_remove(&fs->link);
 487         free(fs);
 488 }
 489
 490 static void
 491 ivi_remove_pending_desktop_surface_popup(struct pending_popup *p_popup)
 492 {
 493         free(p_popup->app_id);
 494         wl_list_remove(&p_popup->link);
 495         free(p_popup);
 496 }
 497
 498 static void
 499 ivi_remove_pending_desktop_surface_remote(struct pending_remote *remote)
 500 {
 501         free(remote->app_id);
 502         wl_list_remove(&remote->link);
 503         free(remote);
 504 }
 505
 506 static bool
 507 ivi_compositor_keep_pending_surfaces(struct ivi_surface *surface)
 508 {
 509         return surface->ivi->keep_pending_surfaces;
 510 }
 511
 512 static bool
 513 ivi_check_pending_desktop_surface_popup(struct ivi_surface *surface)
 514 {
 515         struct ivi_compositor *ivi = surface->ivi;
 516         struct pending_popup *p_popup, *next_p_popup;
 517         const char *_app_id =
 518                         weston_desktop_surface_get_app_id(surface->dsurface);
 519
 520         if (wl_list_empty(&ivi->popup_pending_apps) || !_app_id)
 521                 return false;
 522
 523         wl_list_for_each_safe(p_popup, next_p_popup,
 524                               &ivi->popup_pending_apps, link) {
 525                 if (!strcmp(_app_id, p_popup->app_id)) {
 526                         surface->popup.output = p_popup->ioutput;
 527                         surface->popup.x = p_popup->x;
 528                         surface->popup.y = p_popup->y;
 529
 530                         surface->popup.bb.x = p_popup->bb.x;
 531                         surface->popup.bb.y = p_popup->bb.y;
 532                         surface->popup.bb.width = p_popup->bb.width;
 533                         surface->popup.bb.height = p_popup->bb.height;
 534
 535                         if (!ivi_compositor_keep_pending_surfaces(surface))
 536                                 ivi_remove_pending_desktop_surface_popup(p_popup);
 537                         return true;
 538                 }
 539         }
 540
 541         return false;
 542 }
 543
 544 static bool
 545 ivi_check_pending_desktop_surface_split(struct ivi_surface *surface)
 546 {
 547         struct pending_split *split_surf, *next_split_surf;
 548         struct ivi_compositor *ivi = surface->ivi;
 549         const char *_app_id =
 550                         weston_desktop_surface_get_app_id(surface->dsurface);
 551
 552         if (wl_list_empty(&ivi->split_pending_apps) || !_app_id)
 553                 return false;
 554
 555         wl_list_for_each_safe(split_surf, next_split_surf,
 556                               &ivi->split_pending_apps, link) {
 557                 if (!strcmp(_app_id, split_surf->app_id)) {
 558                         surface->split.output = split_surf->ioutput;
 559                         surface->split.orientation = split_surf->orientation;
 560                         if (!ivi_compositor_keep_pending_surfaces(surface))
 561                                 ivi_remove_pending_desktop_surface_split(split_surf);
 562                         return true;
 563                 }
 564         }
 565
 566         return false;
 567 }
 568
 569 static bool
 570 ivi_check_pending_desktop_surface_fullscreen(struct ivi_surface *surface)
 571 {
 572         struct pending_fullscreen *fs_surf, *next_fs_surf;
 573         struct ivi_compositor *ivi = surface->ivi;
 574         const char *_app_id =
 575                         weston_desktop_surface_get_app_id(surface->dsurface);
 576
 577         if (wl_list_empty(&ivi->fullscreen_pending_apps) || !_app_id)
 578                 return false;
 579
 580         wl_list_for_each_safe(fs_surf, next_fs_surf,
 581                               &ivi->fullscreen_pending_apps, link) {
 582                 if (!strcmp(_app_id, fs_surf->app_id)) {
 583                         surface->fullscreen.output = fs_surf->ioutput;
 584                         if (!ivi_compositor_keep_pending_surfaces(surface))
 585                                 ivi_remove_pending_desktop_surface_fullscreen(fs_surf);
 586                         return true;
 587                 }
 588         }
 589
 590         return false;
 591 }
 592
 593 static bool
 594 ivi_check_pending_desktop_surface_remote(struct ivi_surface *surface)
 595 {
 596         struct pending_remote *remote_surf, *next_remote_surf;
 597         struct ivi_compositor *ivi = surface->ivi;
 598         const char *_app_id =
 599                 weston_desktop_surface_get_app_id(surface->dsurface);
 600
 601         if (wl_list_empty(&ivi->remote_pending_apps) || !_app_id)
 602                 return false;
 603
 604         wl_list_for_each_safe(remote_surf, next_remote_surf,
 605                               &ivi->remote_pending_apps, link) {
 606                 if (!strcmp(_app_id, remote_surf->app_id)) {
 607                         surface->remote.output = remote_surf->ioutput;
 608                         if (!ivi_compositor_keep_pending_surfaces(surface))
 609                                 ivi_remove_pending_desktop_surface_remote(remote_surf);
 610                         return true;
 611                 }
 612         }
 613
 614         return false;
 615 }
 616 void
 617 ivi_check_pending_surface_desktop(struct ivi_surface *surface,
 618                                   enum ivi_surface_role *role)
 619 {
 620         struct ivi_compositor *ivi = surface->ivi;
 621         struct wl_list *role_pending_list;
 622         struct pending_popup *p_popup;
 623         struct pending_split *p_split;
 624         struct pending_fullscreen *p_fullscreen;
 625         struct pending_remote *p_remote;
 626         const char *app_id =
 627                 weston_desktop_surface_get_app_id(surface->dsurface);
 628
 629         if (!app_id) {
 630                 *role = IVI_SURFACE_ROLE_NONE;
 631                 return;
 632         }
 633
 634         role_pending_list = &ivi->popup_pending_apps;
 635         wl_list_for_each(p_popup, role_pending_list, link) {
 636                 if (!strcmp(app_id, p_popup->app_id)) {
 637                         *role = IVI_SURFACE_ROLE_POPUP;
 638                         return;
 639                 }
 640         }
 641
 642         role_pending_list = &ivi->split_pending_apps;
 643         wl_list_for_each(p_split, role_pending_list, link) {
 644                 if (!strcmp(app_id, p_split->app_id)) {
 645                         *role = IVI_SURFACE_ROLE_SPLIT_V;
 646                         return;
 647                 }
 648         }
 649
 650         role_pending_list = &ivi->fullscreen_pending_apps;
 651         wl_list_for_each(p_fullscreen, role_pending_list, link) {
 652                 if (!strcmp(app_id, p_fullscreen->app_id)) {
 653                         *role = IVI_SURFACE_ROLE_FULLSCREEN;
 654                         return;
 655                 }
 656         }
 657
 658         role_pending_list = &ivi->remote_pending_apps;
 659         wl_list_for_each(p_remote, role_pending_list, link) {
 660                 if (!strcmp(app_id, p_remote->app_id)) {
 661                         *role = IVI_SURFACE_ROLE_REMOTE;
 662                         return;
 663                 }
 664         }
 665
 666         /* else, we are a regular desktop surface */
 667         *role = IVI_SURFACE_ROLE_DESKTOP;
 668 }
 669
 670
 671 void
 672 ivi_check_pending_desktop_surface(struct ivi_surface *surface)
 673 {
 674         bool ret = false;
 675
 676         ret = ivi_check_pending_desktop_surface_popup(surface);
 677         if (ret) {
 678                 ivi_set_desktop_surface_popup(surface);
 679                 ivi_layout_popup_committed(surface);
 680                 return;
 681         }
 682
 683         ret = ivi_check_pending_desktop_surface_split(surface);
 684         if (ret) {
 685                 ivi_set_desktop_surface_split(surface);
 686                 ivi_layout_split_committed(surface);
 687                 return;
 688         }
 689
 690         ret = ivi_check_pending_desktop_surface_fullscreen(surface);
 691         if (ret) {
 692                 ivi_set_desktop_surface_fullscreen(surface);
 693                 ivi_layout_fullscreen_committed(surface);
 694                 return;
 695         }
 696
 697         ret = ivi_check_pending_desktop_surface_remote(surface);
 698         if (ret) {
 699                 ivi_set_desktop_surface_remote(surface);
 700                 ivi_layout_desktop_committed(surface);
 701                 return;
 702         }
 703
 704         /* if we end up here means we have a regular desktop app and
 705          * try to activate it */
 706         ivi_set_desktop_surface(surface);
 707         ivi_layout_desktop_committed(surface);
 708 }
 709
 710 void
 711 ivi_shell_init_black_fs(struct ivi_compositor *ivi)
 712 {
 713         struct ivi_output *out;
 714
 715         wl_list_for_each(out, &ivi->outputs, link) {
 716                 create_black_surface_view(out);
 717                 insert_black_surface(out);
 718         }
 719 }
 720
 721 int
 722 ivi_shell_init(struct ivi_compositor *ivi)
 723 {
 724         weston_layer_init(&ivi->hidden, ivi->compositor);
 725         weston_layer_init(&ivi->background, ivi->compositor);
 726         weston_layer_init(&ivi->normal, ivi->compositor);
 727         weston_layer_init(&ivi->panel, ivi->compositor);
 728         weston_layer_init(&ivi->popup, ivi->compositor);
 729         weston_layer_init(&ivi->fullscreen, ivi->compositor);
 730
 731         weston_layer_set_position(&ivi->hidden,
 732                                   WESTON_LAYER_POSITION_HIDDEN);
 733         weston_layer_set_position(&ivi->background,
 734                                   WESTON_LAYER_POSITION_BACKGROUND);
 735         weston_layer_set_position(&ivi->normal,
 736                                   WESTON_LAYER_POSITION_NORMAL);
 737         weston_layer_set_position(&ivi->panel,
 738                                   WESTON_LAYER_POSITION_UI);
 739         weston_layer_set_position(&ivi->popup,
 740                                   WESTON_LAYER_POSITION_TOP_UI);
 741         weston_layer_set_position(&ivi->fullscreen,
 742                                   WESTON_LAYER_POSITION_FULLSCREEN);
 743
 744         return 0;
 745 }
 746
 747 static void
 748 ivi_shell_advertise_xdg_surfaces(struct ivi_compositor *ivi, struct wl_resource *resource)
 749 {
 750         struct ivi_surface *surface;
 751
 752         wl_list_for_each(surface, &ivi->surfaces, link) {
 753                 const char *app_id =
 754                         weston_desktop_surface_get_app_id(surface->dsurface);
 755                 if (app_id == NULL) {
 756                         weston_log("WARNING app_is is null, unable to advertise\n");
 757                         return;
 758                 }
 759                 agl_shell_desktop_send_application(resource, app_id);
 760         }
 761 }
 762
 763 static void
 764 client_exec(const char *command, int fd)
 765 {
 766         sigset_t sig;
 767         char s[32];
 768
 769         /* Don't give the child our signal mask */
 770         sigfillset(&sig);
 771         sigprocmask(SIG_UNBLOCK, &sig, NULL);
 772
 773         /* Launch clients as the user; don't give them the wrong euid */
 774         if (seteuid(getuid()) == -1) {
 775                 weston_log("seteuid failed: %s\n", strerror(errno));
 776                 return;
 777         }
 778
 779         /* Duplicate fd to unset the CLOEXEC flag. We don't need to worry about
 780          * clobbering fd, as we'll exit/exec either way.
 781          */
 782         fd = dup(fd);
 783         if (fd == -1) {
 784                 weston_log("dup failed: %s\n", strerror(errno));
 785                 return;
 786         }
 787
 788         snprintf(s, sizeof s, "%d", fd);
 789         setenv("WAYLAND_SOCKET", s, 1);
 790
 791         execl("/bin/sh", "/bin/sh", "-c", command, NULL);
 792         weston_log("executing '%s' failed: %s", command, strerror(errno));
 793 }
 794
 795 static struct wl_client *
 796 launch_shell_client(struct ivi_compositor *ivi, const char *command)
 797 {
 798         struct wl_client *client;
 799         int sock[2];
 800         pid_t pid;
 801
 802         weston_log("launching' %s'\n", command);
 803
 804         if (os_socketpair_cloexec(AF_UNIX, SOCK_STREAM, 0, sock) < 0) {
 805                 weston_log("socketpair failed while launching '%s': %s\n",
 806                            command, strerror(errno));
 807                 return NULL;
 808         }
 809
 810         pid = fork();
 811         if (pid == -1) {
 812                 close(sock[0]);
 813                 close(sock[1]);
 814                 weston_log("fork failed while launching '%s': %s\n",
 815                            command, strerror(errno));
 816                 return NULL;
 817         }
 818
 819         if (pid == 0) {
 820                 client_exec(command, sock[1]);
 821                 _Exit(EXIT_FAILURE);
 822         }
 823         close(sock[1]);
 824
 825         client = wl_client_create(ivi->compositor->wl_display, sock[0]);
 826         if (!client) {
 827                 close(sock[0]);
 828                 weston_log("Failed to create wayland client for '%s'",
 829                            command);
 830                 return NULL;
 831         }
 832
 833         return client;
 834 }
 835
 836 int
 837 ivi_launch_shell_client(struct ivi_compositor *ivi)
 838 {
 839         struct weston_config_section *section;
 840         char *command = NULL;
 841
 842         section = weston_config_get_section(ivi->config, "shell-client",
 843                                             NULL, NULL);
 844         if (section)
 845                 weston_config_section_get_string(section, "command",
 846                                                  &command, NULL);
 847
 848         if (!command)
 849                 return -1;
 850
 851         ivi->shell_client.client = launch_shell_client(ivi, command);
 852         if (!ivi->shell_client.client)
 853                 return -1;
 854
 855         return 0;
 856 }
 857
 858 static void
 859 destroy_black_view(struct wl_listener *listener, void *data)
 860 {
 861         struct fullscreen_view *fs =
 862                 wl_container_of(listener, fs, fs_destroy);
 863
 864
 865         if (fs && fs->fs) {
 866                 wl_list_remove(&fs->fs_destroy.link);
 867                 free(fs->fs);
 868         }
 869 }
 870
 871
 872 static void
 873 create_black_surface_view(struct ivi_output *output)
 874 {
 875         struct weston_surface *surface = NULL;
 876         struct weston_view *view;
 877         struct ivi_compositor *ivi = output->ivi;
 878         struct weston_compositor *wc= ivi->compositor;
 879         struct weston_output *woutput = output->output;
 880
 881         if (!woutput)
 882                 return;
 883
 884         surface = weston_surface_create(wc);
 885         if (!surface)
 886                 return;
 887         view = weston_view_create(surface);
 888         if (!view) {
 889                 weston_surface_destroy(surface);
 890                 return;
 891         }
 892
 893         weston_surface_set_color(surface, 0.0, 0.0, 0.0, 1);
 894         weston_surface_set_size(surface, woutput->width, woutput->height);
 895         weston_view_set_position(view, woutput->x, woutput->y);
 896
 897         output->fullscreen_view.fs = zalloc(sizeof(struct ivi_surface));
 898         if (!output->fullscreen_view.fs) {
 899                 weston_surface_destroy(surface);
 900                 return;
 901         }
 902         output->fullscreen_view.fs->view = view;
 903
 904         output->fullscreen_view.fs_destroy.notify = destroy_black_view;
 905         wl_signal_add(&woutput->destroy_signal,
 906                       &output->fullscreen_view.fs_destroy);
 907 }
 908
 909 void
 910 remove_black_surface(struct ivi_output *output)
 911 {
 912         struct weston_view *view;
 913
 914         if (!output &&
 915             !output->fullscreen_view.fs &&
 916             !output->fullscreen_view.fs->view) {
 917                 weston_log("Output %s doesn't have a surface installed!\n", output->name);
 918                 return;
 919         }
 920
 921         view = output->fullscreen_view.fs->view;
 922         assert(view->is_mapped == true ||
 923                view->surface->is_mapped == true);
 924
 925         view->is_mapped = false;
 926         view->surface->is_mapped = false;
 927
 928         weston_layer_entry_remove(&view->layer_link);
 929         weston_view_update_transform(view);
 930
 931         weston_view_damage_below(view);
 932 }
 933
 934 void
 935 insert_black_surface(struct ivi_output *output)
 936 {
 937         struct weston_view *view;
 938
 939         if ((!output &&
 940             !output->fullscreen_view.fs &&
 941             !output->fullscreen_view.fs->view) || !output->output) {
 942                 weston_log("Output %s doesn't have a surface installed!\n", output->name);
 943                 return;
 944         }
 945
 946         view = output->fullscreen_view.fs->view;
 947         if (view->is_mapped || view->surface->is_mapped)
 948                 return;
 949
 950         weston_layer_entry_remove(&view->layer_link);
 951         weston_layer_entry_insert(&output->ivi->fullscreen.view_list,
 952                                   &view->layer_link);
 953
 954         view->is_mapped = true;
 955         view->surface->is_mapped = true;
 956
 957         weston_view_update_transform(view);
 958         weston_view_damage_below(view);
 959 }
 960
 961 static void
 962 shell_ready(struct wl_client *client, struct wl_resource *shell_res)
 963 {
 964         struct ivi_compositor *ivi = wl_resource_get_user_data(shell_res);
 965         struct ivi_output *output;
 966         struct ivi_surface *surface, *tmp;
 967
 968         /* Init already finished. Do nothing */
 969         if (ivi->shell_client.ready)
 970                 return;
 971
 972         ivi->shell_client.ready = true;
 973
 974         wl_list_for_each(output, &ivi->outputs, link) {
 975                 if (output->background)
 976                         remove_black_surface(output);
 977                 ivi_layout_init(ivi, output);
 978         }
 979
 980         wl_list_for_each_safe(surface, tmp, &ivi->pending_surfaces, link) {
 981                 wl_list_remove(&surface->link);
 982                 wl_list_init(&surface->link);
 983                 ivi_check_pending_desktop_surface(surface);
 984                 surface->checked_pending = true;
 985         }
 986 }
 987
 988 static void
 989 shell_set_background(struct wl_client *client,
 990                      struct wl_resource *shell_res,
 991                      struct wl_resource *surface_res,
 992                      struct wl_resource *output_res)
 993 {
 994         struct weston_head *head = weston_head_from_resource(output_res);
 995         struct weston_output *woutput = weston_head_get_output(head);
 996         struct ivi_output *output = to_ivi_output(woutput);
 997         struct weston_surface *wsurface = wl_resource_get_user_data(surface_res);
 998         struct weston_desktop_surface *dsurface;
 999         struct ivi_surface *surface;
1000
1001         dsurface = weston_surface_get_desktop_surface(wsurface);
1002         if (!dsurface) {
1003                 wl_resource_post_error(shell_res,
1004                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1005                                        "surface must be a desktop surface");
1006                 return;
1007         }
1008
1009         surface = weston_desktop_surface_get_user_data(dsurface);
1010         if (surface->role != IVI_SURFACE_ROLE_NONE) {
1011                 wl_resource_post_error(shell_res,
1012                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1013                                        "surface already has another ivi role");
1014                 return;
1015         }
1016
1017         if (output->background) {
1018                 wl_resource_post_error(shell_res,
1019                                        AGL_SHELL_ERROR_BACKGROUND_EXISTS,
1020                                        "output already has background");
1021                 return;
1022         }
1023
1024         surface->checked_pending = true;
1025         surface->role = IVI_SURFACE_ROLE_BACKGROUND;
1026         surface->bg.output = output;
1027         wl_list_remove(&surface->link);
1028         wl_list_init(&surface->link);
1029
1030         output->background = surface;
1031
1032         weston_desktop_surface_set_maximized(dsurface, true);
1033         weston_desktop_surface_set_size(dsurface,
1034                                         output->output->width,
1035                                         output->output->height);
1036 }
1037
1038 static void
1039 shell_set_panel(struct wl_client *client,
1040                 struct wl_resource *shell_res,
1041                 struct wl_resource *surface_res,
1042                 struct wl_resource *output_res,
1043                 uint32_t edge)
1044 {
1045         struct weston_head *head = weston_head_from_resource(output_res);
1046         struct weston_output *woutput = weston_head_get_output(head);
1047         struct ivi_output *output = to_ivi_output(woutput);
1048         struct weston_surface *wsurface = wl_resource_get_user_data(surface_res);
1049         struct weston_desktop_surface *dsurface;
1050         struct ivi_surface *surface;
1051         struct ivi_surface **member;
1052         int32_t width = 0, height = 0;
1053
1054         dsurface = weston_surface_get_desktop_surface(wsurface);
1055         if (!dsurface) {
1056                 wl_resource_post_error(shell_res,
1057                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1058                                        "surface must be a desktop surface");
1059                 return;
1060         }
1061
1062         surface = weston_desktop_surface_get_user_data(dsurface);
1063         if (surface->role != IVI_SURFACE_ROLE_NONE) {
1064                 wl_resource_post_error(shell_res,
1065                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1066                                        "surface already has another ivi role");
1067                 return;
1068         }
1069
1070         switch (edge) {
1071         case AGL_SHELL_EDGE_TOP:
1072                 member = &output->top;
1073                 break;
1074         case AGL_SHELL_EDGE_BOTTOM:
1075                 member = &output->bottom;
1076                 break;
1077         case AGL_SHELL_EDGE_LEFT:
1078                 member = &output->left;
1079                 break;
1080         case AGL_SHELL_EDGE_RIGHT:
1081                 member = &output->right;
1082                 break;
1083         default:
1084                 wl_resource_post_error(shell_res,
1085                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1086                                        "invalid edge for panel");
1087                 return;
1088         }
1089
1090         if (*member) {
1091                 wl_resource_post_error(shell_res,
1092                                        AGL_SHELL_ERROR_BACKGROUND_EXISTS,
1093                                        "output already has panel on this edge");
1094                 return;
1095         }
1096
1097         surface->checked_pending = true;
1098         surface->role = IVI_SURFACE_ROLE_PANEL;
1099         surface->panel.output = output;
1100         surface->panel.edge = edge;
1101         wl_list_remove(&surface->link);
1102         wl_list_init(&surface->link);
1103
1104         *member = surface;
1105
1106         switch (surface->panel.edge) {
1107         case AGL_SHELL_EDGE_TOP:
1108         case AGL_SHELL_EDGE_BOTTOM:
1109                 width = woutput->width;
1110                 break;
1111         case AGL_SHELL_EDGE_LEFT:
1112         case AGL_SHELL_EDGE_RIGHT:
1113                 height = woutput->height;
1114                 break;
1115         }
1116
1117         weston_desktop_surface_set_size(dsurface, width, height);
1118 }
1119
1120 void
1121 shell_advertise_app_state(struct ivi_compositor *ivi, const char *app_id,
1122                           const char *data, uint32_t app_state)
1123 {
1124         struct desktop_client *dclient;
1125         uint32_t app_role;
1126         struct ivi_surface *surf = ivi_find_app(ivi, app_id);
1127         struct ivi_policy *policy = ivi->policy;
1128
1129         /* FIXME: should queue it here and see when binding agl-shell-desktop
1130          * if there are any to be sent */
1131         if (!surf)
1132                 return;
1133
1134         if (!app_id)
1135                 return;
1136
1137         if (policy && policy->api.surface_advertise_state_change &&
1138             !policy->api.surface_advertise_state_change(surf, surf->ivi)) {
1139                 return;
1140         }
1141
1142         app_role = surf->role;
1143         if (app_role == IVI_SURFACE_ROLE_POPUP)
1144                 app_role = AGL_SHELL_DESKTOP_APP_ROLE_POPUP;
1145
1146         wl_list_for_each(dclient, &ivi->desktop_clients, link)
1147                 agl_shell_desktop_send_state_app(dclient->resource, app_id,
1148                                                  data, app_state, app_role);
1149 }
1150
1151 static void
1152 shell_activate_app(struct wl_client *client,
1153                    struct wl_resource *shell_res,
1154                    const char *app_id,
1155                    struct wl_resource *output_res)
1156 {
1157         struct weston_head *head = weston_head_from_resource(output_res);
1158         struct weston_output *woutput = weston_head_get_output(head);
1159         struct ivi_output *output = to_ivi_output(woutput);
1160
1161         ivi_layout_activate(output, app_id);
1162 }
1163
1164 static void
1165 shell_desktop_activate_app(struct wl_client *client,
1166                            struct wl_resource *shell_res,
1167                            const char *app_id, const char *data,
1168                            struct wl_resource *output_res)
1169 {
1170         struct weston_head *head = weston_head_from_resource(output_res);
1171         struct weston_output *woutput = weston_head_get_output(head);
1172         struct ivi_output *output = to_ivi_output(woutput);
1173
1174         ivi_layout_activate(output, app_id);
1175         shell_advertise_app_state(output->ivi, app_id,
1176                                   data, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
1177 }
1178
1179 static void
1180 shell_deactivate_app(struct wl_client *client,
1181                    struct wl_resource *shell_res,
1182                    const char *app_id)
1183 {
1184         struct desktop_client *dclient = wl_resource_get_user_data(shell_res);
1185         struct ivi_compositor *ivi = dclient->ivi;
1186
1187         ivi_layout_deactivate(ivi, app_id);
1188         shell_advertise_app_state(ivi, app_id,
1189                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_DEACTIVATED);
1190 }
1191
1192 static const struct agl_shell_interface agl_shell_implementation = {
1193         .ready = shell_ready,
1194         .set_background = shell_set_background,
1195         .set_panel = shell_set_panel,
1196         .activate_app = shell_activate_app,
1197 };
1198
1199 static void
1200 shell_desktop_set_app_property(struct wl_client *client,
1201                                struct wl_resource *shell_res,
1202                                const char *app_id, uint32_t role,
1203                                int x, int y, int bx, int by,
1204                                int width, int height,
1205                                struct wl_resource *output_res)
1206 {
1207         struct weston_head *head = weston_head_from_resource(output_res);
1208         struct weston_output *woutput = weston_head_get_output(head);
1209         struct ivi_output *output = to_ivi_output(woutput);
1210
1211         switch (role) {
1212         case AGL_SHELL_DESKTOP_APP_ROLE_POPUP:
1213                 ivi_set_pending_desktop_surface_popup(output, x, y, bx, by,
1214                                                       width, height, app_id);
1215                 break;
1216         case AGL_SHELL_DESKTOP_APP_ROLE_FULLSCREEN:
1217                 ivi_set_pending_desktop_surface_fullscreen(output, app_id);
1218                 break;
1219         case AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_VERTICAL:
1220         case AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_HORIZONTAL:
1221                 ivi_set_pending_desktop_surface_split(output, app_id, role);
1222                 break;
1223         case AGL_SHELL_DESKTOP_APP_ROLE_REMOTE:
1224                 ivi_set_pending_desktop_surface_remote(output, app_id);
1225                 break;
1226         default:
1227                 break;
1228         }
1229 }
1230
1231 void
1232 ivi_compositor_destroy_pending_surfaces(struct ivi_compositor *ivi)
1233 {
1234         struct pending_popup *p_popup, *next_p_popup;
1235         struct pending_split *split_surf, *next_split_surf;
1236         struct pending_fullscreen *fs_surf, *next_fs_surf;
1237         struct pending_remote *remote_surf, *next_remote_surf;
1238
1239         wl_list_for_each_safe(p_popup, next_p_popup,
1240                               &ivi->popup_pending_apps, link)
1241                 ivi_remove_pending_desktop_surface_popup(p_popup);
1242
1243         wl_list_for_each_safe(split_surf, next_split_surf,
1244                               &ivi->split_pending_apps, link)
1245                 ivi_remove_pending_desktop_surface_split(split_surf);
1246
1247         wl_list_for_each_safe(fs_surf, next_fs_surf,
1248                               &ivi->fullscreen_pending_apps, link)
1249                 ivi_remove_pending_desktop_surface_fullscreen(fs_surf);
1250
1251         wl_list_for_each_safe(remote_surf, next_remote_surf,
1252                               &ivi->remote_pending_apps, link)
1253                 ivi_remove_pending_desktop_surface_remote(remote_surf);
1254 }
1255
1256 static void
1257 shell_desktop_set_app_property_mode(struct wl_client *client,
1258                                     struct wl_resource *shell_res, uint32_t perm)
1259 {
1260         struct desktop_client *dclient = wl_resource_get_user_data(shell_res);
1261         if (perm) {
1262                 dclient->ivi->keep_pending_surfaces = true;
1263         } else {
1264                 dclient->ivi->keep_pending_surfaces = false;
1265                 /* remove any previous pending surfaces */
1266                 ivi_compositor_destroy_pending_surfaces(dclient->ivi);
1267         }
1268 }
1269
1270 static const struct agl_shell_desktop_interface agl_shell_desktop_implementation = {
1271         .activate_app = shell_desktop_activate_app,
1272         .set_app_property = shell_desktop_set_app_property,
1273         .deactivate_app = shell_deactivate_app,
1274         .set_app_property_mode = shell_desktop_set_app_property_mode,
1275 };
1276
1277 static void
1278 unbind_agl_shell(struct wl_resource *resource)
1279 {
1280         struct ivi_compositor *ivi;
1281         struct ivi_output *output;
1282         struct ivi_surface *surf, *surf_tmp;
1283
1284         ivi = wl_resource_get_user_data(resource);
1285         wl_list_for_each(output, &ivi->outputs, link) {
1286                 /* reset the active surf if there's one present */
1287                 if (output->active) {
1288                         output->active->view->is_mapped = false;
1289                         output->active->view->surface->is_mapped = false;
1290
1291                         weston_layer_entry_remove(&output->active->view->layer_link);
1292                         output->active = NULL;
1293                 }
1294
1295                 insert_black_surface(output);
1296         }
1297
1298         wl_list_for_each_safe(surf, surf_tmp, &ivi->surfaces, link) {
1299                 wl_list_remove(&surf->link);
1300                 wl_list_init(&surf->link);
1301         }
1302
1303         wl_list_for_each_safe(surf, surf_tmp, &ivi->pending_surfaces, link) {
1304                 wl_list_remove(&surf->link);
1305                 wl_list_init(&surf->link);
1306         }
1307
1308         wl_list_init(&ivi->surfaces);
1309         wl_list_init(&ivi->pending_surfaces);
1310
1311         ivi->shell_client.ready = false;
1312         ivi->shell_client.resource = NULL;
1313         ivi->shell_client.client = NULL;
1314 }
1315
1316 static void
1317 bind_agl_shell(struct wl_client *client,
1318                void *data, uint32_t version, uint32_t id)
1319 {
1320         struct ivi_compositor *ivi = data;
1321         struct wl_resource *resource;
1322         struct ivi_policy *policy;
1323         void *interface;
1324
1325         policy = ivi->policy;
1326         interface = (void *) &agl_shell_interface;
1327         if (policy && policy->api.shell_bind_interface &&
1328             !policy->api.shell_bind_interface(client, interface)) {
1329                 wl_client_post_implementation_error(client,
1330                                        "client not authorized to use agl_shell");
1331                 return;
1332         }
1333
1334         resource = wl_resource_create(client, &agl_shell_interface,
1335                                       1, id);
1336         if (!resource) {
1337                 wl_client_post_no_memory(client);
1338                 return;
1339         }
1340
1341 #if 0
1342         if (ivi->shell_client.client != client) {
1343                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1344                                        "client not authorized to use agl_shell");
1345                 return;
1346         }
1347 #endif
1348
1349         if (ivi->shell_client.resource) {
1350                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1351                                        "agl_shell has already been bound");
1352                 return;
1353         }
1354
1355         wl_resource_set_implementation(resource, &agl_shell_implementation,
1356                                        ivi, unbind_agl_shell);
1357         ivi->shell_client.resource = resource;
1358 }
1359
1360 static void
1361 unbind_agl_shell_desktop(struct wl_resource *resource)
1362 {
1363         struct desktop_client *dclient = wl_resource_get_user_data(resource);
1364
1365         wl_list_remove(&dclient->link);
1366         free(dclient);
1367 }
1368
1369 static void
1370 bind_agl_shell_desktop(struct wl_client *client,
1371                        void *data, uint32_t version, uint32_t id)
1372 {
1373         struct ivi_compositor *ivi = data;
1374         struct wl_resource *resource;
1375         struct ivi_policy *policy;
1376         struct desktop_client *dclient;
1377         void *interface;
1378
1379         policy = ivi->policy;
1380         interface  = (void *) &agl_shell_desktop_interface;
1381         if (policy && policy->api.shell_bind_interface &&
1382             !policy->api.shell_bind_interface(client, interface)) {
1383                 wl_client_post_implementation_error(client,
1384                                 "client not authorized to use agl_shell_desktop");
1385                 return;
1386         }
1387
1388         dclient = zalloc(sizeof(*dclient));
1389         if (!dclient) {
1390                 wl_client_post_no_memory(client);
1391                 return;
1392         }
1393
1394         resource = wl_resource_create(client, &agl_shell_desktop_interface,
1395                                       version, id);
1396         dclient->ivi = ivi;
1397         if (!resource) {
1398                 wl_client_post_no_memory(client);
1399                 return;
1400         }
1401
1402         wl_resource_set_implementation(resource, &agl_shell_desktop_implementation,
1403                                        dclient, unbind_agl_shell_desktop);
1404
1405         dclient->resource = resource;
1406         wl_list_insert(&ivi->desktop_clients, &dclient->link);
1407
1408         /* advertise xdg surfaces */
1409         ivi_shell_advertise_xdg_surfaces(ivi, resource);
1410 }
1411
1412 int
1413 ivi_shell_create_global(struct ivi_compositor *ivi)
1414 {
1415         ivi->agl_shell = wl_global_create(ivi->compositor->wl_display,
1416                                           &agl_shell_interface, 1,
1417                                           ivi, bind_agl_shell);
1418         if (!ivi->agl_shell) {
1419                 weston_log("Failed to create wayland global.\n");
1420                 return -1;
1421         }
1422
1423         ivi->agl_shell_desktop = wl_global_create(ivi->compositor->wl_display,
1424                                                   &agl_shell_desktop_interface, 2,
1425                                                   ivi, bind_agl_shell_desktop);
1426         if (!ivi->agl_shell_desktop) {
1427                 weston_log("Failed to create wayland global (agl_shell_desktop).\n");
1428                 return -1;
1429         }
1430
1431         return 0;
1432 }