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         role_pending_list = &ivi->popup_pending_apps;
 630         wl_list_for_each(p_popup, role_pending_list, link) {
 631                 if (!strcmp(app_id, p_popup->app_id)) {
 632                         *role = IVI_SURFACE_ROLE_POPUP;
 633                         return;
 634                 }
 635         }
 636
 637         role_pending_list = &ivi->split_pending_apps;
 638         wl_list_for_each(p_split, role_pending_list, link) {
 639                 if (!strcmp(app_id, p_split->app_id)) {
 640                         *role = IVI_SURFACE_ROLE_SPLIT_V;
 641                         return;
 642                 }
 643         }
 644
 645         role_pending_list = &ivi->fullscreen_pending_apps;
 646         wl_list_for_each(p_fullscreen, role_pending_list, link) {
 647                 if (!strcmp(app_id, p_fullscreen->app_id)) {
 648                         *role = IVI_SURFACE_ROLE_FULLSCREEN;
 649                         return;
 650                 }
 651         }
 652
 653         role_pending_list = &ivi->remote_pending_apps;
 654         wl_list_for_each(p_remote, role_pending_list, link) {
 655                 if (!strcmp(app_id, p_remote->app_id)) {
 656                         *role = IVI_SURFACE_ROLE_REMOTE;
 657                         return;
 658                 }
 659         }
 660
 661         /* else, we are a regular desktop surface */
 662         *role = IVI_SURFACE_ROLE_DESKTOP;
 663 }
 664
 665
 666 void
 667 ivi_check_pending_desktop_surface(struct ivi_surface *surface)
 668 {
 669         bool ret = false;
 670
 671         ret = ivi_check_pending_desktop_surface_popup(surface);
 672         if (ret) {
 673                 ivi_set_desktop_surface_popup(surface);
 674                 ivi_layout_popup_committed(surface);
 675                 return;
 676         }
 677
 678         ret = ivi_check_pending_desktop_surface_split(surface);
 679         if (ret) {
 680                 ivi_set_desktop_surface_split(surface);
 681                 ivi_layout_split_committed(surface);
 682                 return;
 683         }
 684
 685         ret = ivi_check_pending_desktop_surface_fullscreen(surface);
 686         if (ret) {
 687                 ivi_set_desktop_surface_fullscreen(surface);
 688                 ivi_layout_fullscreen_committed(surface);
 689                 return;
 690         }
 691
 692         ret = ivi_check_pending_desktop_surface_remote(surface);
 693         if (ret) {
 694                 ivi_set_desktop_surface_remote(surface);
 695                 ivi_layout_desktop_committed(surface);
 696                 return;
 697         }
 698
 699         /* if we end up here means we have a regular desktop app and
 700          * try to activate it */
 701         ivi_set_desktop_surface(surface);
 702         ivi_layout_desktop_committed(surface);
 703 }
 704
 705 void
 706 ivi_shell_init_black_fs(struct ivi_compositor *ivi)
 707 {
 708         struct ivi_output *out;
 709
 710         wl_list_for_each(out, &ivi->outputs, link) {
 711                 create_black_surface_view(out);
 712                 insert_black_surface(out);
 713         }
 714 }
 715
 716 int
 717 ivi_shell_init(struct ivi_compositor *ivi)
 718 {
 719         weston_layer_init(&ivi->hidden, ivi->compositor);
 720         weston_layer_init(&ivi->background, ivi->compositor);
 721         weston_layer_init(&ivi->normal, ivi->compositor);
 722         weston_layer_init(&ivi->panel, ivi->compositor);
 723         weston_layer_init(&ivi->popup, ivi->compositor);
 724         weston_layer_init(&ivi->fullscreen, ivi->compositor);
 725
 726         weston_layer_set_position(&ivi->hidden,
 727                                   WESTON_LAYER_POSITION_HIDDEN);
 728         weston_layer_set_position(&ivi->background,
 729                                   WESTON_LAYER_POSITION_BACKGROUND);
 730         weston_layer_set_position(&ivi->normal,
 731                                   WESTON_LAYER_POSITION_NORMAL);
 732         weston_layer_set_position(&ivi->panel,
 733                                   WESTON_LAYER_POSITION_UI);
 734         weston_layer_set_position(&ivi->popup,
 735                                   WESTON_LAYER_POSITION_TOP_UI);
 736         weston_layer_set_position(&ivi->fullscreen,
 737                                   WESTON_LAYER_POSITION_FULLSCREEN);
 738
 739         return 0;
 740 }
 741
 742 static void
 743 ivi_shell_advertise_xdg_surfaces(struct ivi_compositor *ivi, struct wl_resource *resource)
 744 {
 745         struct ivi_surface *surface;
 746
 747         wl_list_for_each(surface, &ivi->surfaces, link) {
 748                 const char *app_id =
 749                         weston_desktop_surface_get_app_id(surface->dsurface);
 750                 if (app_id == NULL) {
 751                         weston_log("WARNING app_is is null, unable to advertise\n");
 752                         return;
 753                 }
 754                 agl_shell_desktop_send_application(resource, app_id);
 755         }
 756 }
 757
 758 static void
 759 client_exec(const char *command, int fd)
 760 {
 761         sigset_t sig;
 762         char s[32];
 763
 764         /* Don't give the child our signal mask */
 765         sigfillset(&sig);
 766         sigprocmask(SIG_UNBLOCK, &sig, NULL);
 767
 768         /* Launch clients as the user; don't give them the wrong euid */
 769         if (seteuid(getuid()) == -1) {
 770                 weston_log("seteuid failed: %s\n", strerror(errno));
 771                 return;
 772         }
 773
 774         /* Duplicate fd to unset the CLOEXEC flag. We don't need to worry about
 775          * clobbering fd, as we'll exit/exec either way.
 776          */
 777         fd = dup(fd);
 778         if (fd == -1) {
 779                 weston_log("dup failed: %s\n", strerror(errno));
 780                 return;
 781         }
 782
 783         snprintf(s, sizeof s, "%d", fd);
 784         setenv("WAYLAND_SOCKET", s, 1);
 785
 786         execl("/bin/sh", "/bin/sh", "-c", command, NULL);
 787         weston_log("executing '%s' failed: %s", command, strerror(errno));
 788 }
 789
 790 static struct wl_client *
 791 launch_shell_client(struct ivi_compositor *ivi, const char *command)
 792 {
 793         struct wl_client *client;
 794         int sock[2];
 795         pid_t pid;
 796
 797         weston_log("launching' %s'\n", command);
 798
 799         if (os_socketpair_cloexec(AF_UNIX, SOCK_STREAM, 0, sock) < 0) {
 800                 weston_log("socketpair failed while launching '%s': %s\n",
 801                            command, strerror(errno));
 802                 return NULL;
 803         }
 804
 805         pid = fork();
 806         if (pid == -1) {
 807                 close(sock[0]);
 808                 close(sock[1]);
 809                 weston_log("fork failed while launching '%s': %s\n",
 810                            command, strerror(errno));
 811                 return NULL;
 812         }
 813
 814         if (pid == 0) {
 815                 client_exec(command, sock[1]);
 816                 _Exit(EXIT_FAILURE);
 817         }
 818         close(sock[1]);
 819
 820         client = wl_client_create(ivi->compositor->wl_display, sock[0]);
 821         if (!client) {
 822                 close(sock[0]);
 823                 weston_log("Failed to create wayland client for '%s'",
 824                            command);
 825                 return NULL;
 826         }
 827
 828         return client;
 829 }
 830
 831 int
 832 ivi_launch_shell_client(struct ivi_compositor *ivi)
 833 {
 834         struct weston_config_section *section;
 835         char *command = NULL;
 836
 837         section = weston_config_get_section(ivi->config, "shell-client",
 838                                             NULL, NULL);
 839         if (section)
 840                 weston_config_section_get_string(section, "command",
 841                                                  &command, NULL);
 842
 843         if (!command)
 844                 return -1;
 845
 846         ivi->shell_client.client = launch_shell_client(ivi, command);
 847         if (!ivi->shell_client.client)
 848                 return -1;
 849
 850         return 0;
 851 }
 852
 853 static void
 854 destroy_black_view(struct wl_listener *listener, void *data)
 855 {
 856         struct fullscreen_view *fs =
 857                 wl_container_of(listener, fs, fs_destroy);
 858
 859
 860         if (fs && fs->fs) {
 861                 wl_list_remove(&fs->fs_destroy.link);
 862                 free(fs->fs);
 863         }
 864 }
 865
 866
 867 static void
 868 create_black_surface_view(struct ivi_output *output)
 869 {
 870         struct weston_surface *surface = NULL;
 871         struct weston_view *view;
 872         struct ivi_compositor *ivi = output->ivi;
 873         struct weston_compositor *wc= ivi->compositor;
 874         struct weston_output *woutput = output->output;
 875
 876         if (!woutput)
 877                 return;
 878
 879         surface = weston_surface_create(wc);
 880         if (!surface)
 881                 return;
 882         view = weston_view_create(surface);
 883         if (!view) {
 884                 weston_surface_destroy(surface);
 885                 return;
 886         }
 887
 888         weston_surface_set_color(surface, 0.0, 0.0, 0.0, 1);
 889         weston_surface_set_size(surface, woutput->width, woutput->height);
 890         weston_view_set_position(view, woutput->x, woutput->y);
 891
 892         output->fullscreen_view.fs = zalloc(sizeof(struct ivi_surface));
 893         if (!output->fullscreen_view.fs) {
 894                 weston_surface_destroy(surface);
 895                 return;
 896         }
 897         output->fullscreen_view.fs->view = view;
 898
 899         output->fullscreen_view.fs_destroy.notify = destroy_black_view;
 900         wl_signal_add(&woutput->destroy_signal,
 901                       &output->fullscreen_view.fs_destroy);
 902 }
 903
 904 void
 905 remove_black_surface(struct ivi_output *output)
 906 {
 907         struct weston_view *view;
 908
 909         if (!output &&
 910             !output->fullscreen_view.fs &&
 911             !output->fullscreen_view.fs->view) {
 912                 weston_log("Output %s doesn't have a surface installed!\n", output->name);
 913                 return;
 914         }
 915
 916         view = output->fullscreen_view.fs->view;
 917         assert(view->is_mapped == true ||
 918                view->surface->is_mapped == true);
 919
 920         view->is_mapped = false;
 921         view->surface->is_mapped = false;
 922
 923         weston_layer_entry_remove(&view->layer_link);
 924         weston_view_update_transform(view);
 925
 926         weston_view_damage_below(view);
 927 }
 928
 929 void
 930 insert_black_surface(struct ivi_output *output)
 931 {
 932         struct weston_view *view;
 933
 934         if ((!output &&
 935             !output->fullscreen_view.fs &&
 936             !output->fullscreen_view.fs->view) || !output->output) {
 937                 weston_log("Output %s doesn't have a surface installed!\n", output->name);
 938                 return;
 939         }
 940
 941         view = output->fullscreen_view.fs->view;
 942         if (view->is_mapped || view->surface->is_mapped)
 943                 return;
 944
 945         weston_layer_entry_remove(&view->layer_link);
 946         weston_layer_entry_insert(&output->ivi->fullscreen.view_list,
 947                                   &view->layer_link);
 948
 949         view->is_mapped = true;
 950         view->surface->is_mapped = true;
 951
 952         weston_view_update_transform(view);
 953         weston_view_damage_below(view);
 954 }
 955
 956 static void
 957 shell_ready(struct wl_client *client, struct wl_resource *shell_res)
 958 {
 959         struct ivi_compositor *ivi = wl_resource_get_user_data(shell_res);
 960         struct ivi_output *output;
 961         struct ivi_surface *surface, *tmp;
 962
 963         /* Init already finished. Do nothing */
 964         if (ivi->shell_client.ready)
 965                 return;
 966
 967         ivi->shell_client.ready = true;
 968
 969         wl_list_for_each(output, &ivi->outputs, link) {
 970                 if (output->background)
 971                         remove_black_surface(output);
 972                 ivi_layout_init(ivi, output);
 973         }
 974
 975         wl_list_for_each_safe(surface, tmp, &ivi->pending_surfaces, link) {
 976                 wl_list_remove(&surface->link);
 977                 wl_list_init(&surface->link);
 978                 ivi_check_pending_desktop_surface(surface);
 979                 surface->checked_pending = true;
 980         }
 981 }
 982
 983 static void
 984 shell_set_background(struct wl_client *client,
 985                      struct wl_resource *shell_res,
 986                      struct wl_resource *surface_res,
 987                      struct wl_resource *output_res)
 988 {
 989         struct weston_head *head = weston_head_from_resource(output_res);
 990         struct weston_output *woutput = weston_head_get_output(head);
 991         struct ivi_output *output = to_ivi_output(woutput);
 992         struct weston_surface *wsurface = wl_resource_get_user_data(surface_res);
 993         struct weston_desktop_surface *dsurface;
 994         struct ivi_surface *surface;
 995
 996         dsurface = weston_surface_get_desktop_surface(wsurface);
 997         if (!dsurface) {
 998                 wl_resource_post_error(shell_res,
 999                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1000                                        "surface must be a desktop surface");
1001                 return;
1002         }
1003
1004         surface = weston_desktop_surface_get_user_data(dsurface);
1005         if (surface->role != IVI_SURFACE_ROLE_NONE) {
1006                 wl_resource_post_error(shell_res,
1007                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1008                                        "surface already has another ivi role");
1009                 return;
1010         }
1011
1012         if (output->background) {
1013                 wl_resource_post_error(shell_res,
1014                                        AGL_SHELL_ERROR_BACKGROUND_EXISTS,
1015                                        "output already has background");
1016                 return;
1017         }
1018
1019         surface->checked_pending = true;
1020         surface->role = IVI_SURFACE_ROLE_BACKGROUND;
1021         surface->bg.output = output;
1022         wl_list_remove(&surface->link);
1023         wl_list_init(&surface->link);
1024
1025         output->background = surface;
1026
1027         weston_desktop_surface_set_maximized(dsurface, true);
1028         weston_desktop_surface_set_size(dsurface,
1029                                         output->output->width,
1030                                         output->output->height);
1031 }
1032
1033 static void
1034 shell_set_panel(struct wl_client *client,
1035                 struct wl_resource *shell_res,
1036                 struct wl_resource *surface_res,
1037                 struct wl_resource *output_res,
1038                 uint32_t edge)
1039 {
1040         struct weston_head *head = weston_head_from_resource(output_res);
1041         struct weston_output *woutput = weston_head_get_output(head);
1042         struct ivi_output *output = to_ivi_output(woutput);
1043         struct weston_surface *wsurface = wl_resource_get_user_data(surface_res);
1044         struct weston_desktop_surface *dsurface;
1045         struct ivi_surface *surface;
1046         struct ivi_surface **member;
1047         int32_t width = 0, height = 0;
1048
1049         dsurface = weston_surface_get_desktop_surface(wsurface);
1050         if (!dsurface) {
1051                 wl_resource_post_error(shell_res,
1052                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1053                                        "surface must be a desktop surface");
1054                 return;
1055         }
1056
1057         surface = weston_desktop_surface_get_user_data(dsurface);
1058         if (surface->role != IVI_SURFACE_ROLE_NONE) {
1059                 wl_resource_post_error(shell_res,
1060                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1061                                        "surface already has another ivi role");
1062                 return;
1063         }
1064
1065         switch (edge) {
1066         case AGL_SHELL_EDGE_TOP:
1067                 member = &output->top;
1068                 break;
1069         case AGL_SHELL_EDGE_BOTTOM:
1070                 member = &output->bottom;
1071                 break;
1072         case AGL_SHELL_EDGE_LEFT:
1073                 member = &output->left;
1074                 break;
1075         case AGL_SHELL_EDGE_RIGHT:
1076                 member = &output->right;
1077                 break;
1078         default:
1079                 wl_resource_post_error(shell_res,
1080                                        AGL_SHELL_ERROR_INVALID_ARGUMENT,
1081                                        "invalid edge for panel");
1082                 return;
1083         }
1084
1085         if (*member) {
1086                 wl_resource_post_error(shell_res,
1087                                        AGL_SHELL_ERROR_BACKGROUND_EXISTS,
1088                                        "output already has panel on this edge");
1089                 return;
1090         }
1091
1092         surface->checked_pending = true;
1093         surface->role = IVI_SURFACE_ROLE_PANEL;
1094         surface->panel.output = output;
1095         surface->panel.edge = edge;
1096         wl_list_remove(&surface->link);
1097         wl_list_init(&surface->link);
1098
1099         *member = surface;
1100
1101         switch (surface->panel.edge) {
1102         case AGL_SHELL_EDGE_TOP:
1103         case AGL_SHELL_EDGE_BOTTOM:
1104                 width = woutput->width;
1105                 break;
1106         case AGL_SHELL_EDGE_LEFT:
1107         case AGL_SHELL_EDGE_RIGHT:
1108                 height = woutput->height;
1109                 break;
1110         }
1111
1112         weston_desktop_surface_set_size(dsurface, width, height);
1113 }
1114
1115 void
1116 shell_advertise_app_state(struct ivi_compositor *ivi, const char *app_id,
1117                           const char *data, uint32_t app_state)
1118 {
1119         struct desktop_client *dclient;
1120         uint32_t app_role;
1121         struct ivi_surface *surf = ivi_find_app(ivi, app_id);
1122         struct ivi_policy *policy = ivi->policy;
1123
1124         /* FIXME: should queue it here and see when binding agl-shell-desktop
1125          * if there are any to be sent */
1126         if (!surf)
1127                 return;
1128
1129         if (!app_id)
1130                 return;
1131
1132         if (policy && policy->api.surface_advertise_state_change &&
1133             !policy->api.surface_advertise_state_change(surf, surf->ivi)) {
1134                 return;
1135         }
1136
1137         app_role = surf->role;
1138         if (app_role == IVI_SURFACE_ROLE_POPUP)
1139                 app_role = AGL_SHELL_DESKTOP_APP_ROLE_POPUP;
1140
1141         wl_list_for_each(dclient, &ivi->desktop_clients, link)
1142                 agl_shell_desktop_send_state_app(dclient->resource, app_id,
1143                                                  data, app_state, app_role);
1144 }
1145
1146 static void
1147 shell_activate_app(struct wl_client *client,
1148                    struct wl_resource *shell_res,
1149                    const char *app_id,
1150                    struct wl_resource *output_res)
1151 {
1152         struct weston_head *head = weston_head_from_resource(output_res);
1153         struct weston_output *woutput = weston_head_get_output(head);
1154         struct ivi_output *output = to_ivi_output(woutput);
1155
1156         ivi_layout_activate(output, app_id);
1157 }
1158
1159 static void
1160 shell_desktop_activate_app(struct wl_client *client,
1161                            struct wl_resource *shell_res,
1162                            const char *app_id, const char *data,
1163                            struct wl_resource *output_res)
1164 {
1165         struct weston_head *head = weston_head_from_resource(output_res);
1166         struct weston_output *woutput = weston_head_get_output(head);
1167         struct ivi_output *output = to_ivi_output(woutput);
1168
1169         ivi_layout_activate(output, app_id);
1170         shell_advertise_app_state(output->ivi, app_id,
1171                                   data, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
1172 }
1173
1174 static void
1175 shell_deactivate_app(struct wl_client *client,
1176                    struct wl_resource *shell_res,
1177                    const char *app_id)
1178 {
1179         struct desktop_client *dclient = wl_resource_get_user_data(shell_res);
1180         struct ivi_compositor *ivi = dclient->ivi;
1181
1182         ivi_layout_deactivate(ivi, app_id);
1183         shell_advertise_app_state(ivi, app_id,
1184                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_DEACTIVATED);
1185 }
1186
1187 static const struct agl_shell_interface agl_shell_implementation = {
1188         .ready = shell_ready,
1189         .set_background = shell_set_background,
1190         .set_panel = shell_set_panel,
1191         .activate_app = shell_activate_app,
1192 };
1193
1194 static void
1195 shell_desktop_set_app_property(struct wl_client *client,
1196                                struct wl_resource *shell_res,
1197                                const char *app_id, uint32_t role,
1198                                int x, int y, int bx, int by,
1199                                int width, int height,
1200                                struct wl_resource *output_res)
1201 {
1202         struct weston_head *head = weston_head_from_resource(output_res);
1203         struct weston_output *woutput = weston_head_get_output(head);
1204         struct ivi_output *output = to_ivi_output(woutput);
1205
1206         switch (role) {
1207         case AGL_SHELL_DESKTOP_APP_ROLE_POPUP:
1208                 ivi_set_pending_desktop_surface_popup(output, x, y, bx, by,
1209                                                       width, height, app_id);
1210                 break;
1211         case AGL_SHELL_DESKTOP_APP_ROLE_FULLSCREEN:
1212                 ivi_set_pending_desktop_surface_fullscreen(output, app_id);
1213                 break;
1214         case AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_VERTICAL:
1215         case AGL_SHELL_DESKTOP_APP_ROLE_SPLIT_HORIZONTAL:
1216                 ivi_set_pending_desktop_surface_split(output, app_id, role);
1217                 break;
1218         case AGL_SHELL_DESKTOP_APP_ROLE_REMOTE:
1219                 ivi_set_pending_desktop_surface_remote(output, app_id);
1220                 break;
1221         default:
1222                 break;
1223         }
1224 }
1225
1226 void
1227 ivi_compositor_destroy_pending_surfaces(struct ivi_compositor *ivi)
1228 {
1229         struct pending_popup *p_popup, *next_p_popup;
1230         struct pending_split *split_surf, *next_split_surf;
1231         struct pending_fullscreen *fs_surf, *next_fs_surf;
1232         struct pending_remote *remote_surf, *next_remote_surf;
1233
1234         wl_list_for_each_safe(p_popup, next_p_popup,
1235                               &ivi->popup_pending_apps, link)
1236                 ivi_remove_pending_desktop_surface_popup(p_popup);
1237
1238         wl_list_for_each_safe(split_surf, next_split_surf,
1239                               &ivi->split_pending_apps, link)
1240                 ivi_remove_pending_desktop_surface_split(split_surf);
1241
1242         wl_list_for_each_safe(fs_surf, next_fs_surf,
1243                               &ivi->fullscreen_pending_apps, link)
1244                 ivi_remove_pending_desktop_surface_fullscreen(fs_surf);
1245
1246         wl_list_for_each_safe(remote_surf, next_remote_surf,
1247                               &ivi->remote_pending_apps, link)
1248                 ivi_remove_pending_desktop_surface_remote(remote_surf);
1249 }
1250
1251 static void
1252 shell_desktop_set_app_property_mode(struct wl_client *client,
1253                                     struct wl_resource *shell_res, uint32_t perm)
1254 {
1255         struct desktop_client *dclient = wl_resource_get_user_data(shell_res);
1256         if (perm) {
1257                 dclient->ivi->keep_pending_surfaces = true;
1258         } else {
1259                 dclient->ivi->keep_pending_surfaces = false;
1260                 /* remove any previous pending surfaces */
1261                 ivi_compositor_destroy_pending_surfaces(dclient->ivi);
1262         }
1263 }
1264
1265 static const struct agl_shell_desktop_interface agl_shell_desktop_implementation = {
1266         .activate_app = shell_desktop_activate_app,
1267         .set_app_property = shell_desktop_set_app_property,
1268         .deactivate_app = shell_deactivate_app,
1269         .set_app_property_mode = shell_desktop_set_app_property_mode,
1270 };
1271
1272 static void
1273 unbind_agl_shell(struct wl_resource *resource)
1274 {
1275         struct ivi_compositor *ivi;
1276         struct ivi_output *output;
1277         struct ivi_surface *surf, *surf_tmp;
1278
1279         ivi = wl_resource_get_user_data(resource);
1280         wl_list_for_each(output, &ivi->outputs, link) {
1281                 /* reset the active surf if there's one present */
1282                 if (output->active) {
1283                         output->active->view->is_mapped = false;
1284                         output->active->view->surface->is_mapped = false;
1285
1286                         weston_layer_entry_remove(&output->active->view->layer_link);
1287                         output->active = NULL;
1288                 }
1289
1290                 insert_black_surface(output);
1291         }
1292
1293         wl_list_for_each_safe(surf, surf_tmp, &ivi->surfaces, link) {
1294                 wl_list_remove(&surf->link);
1295                 wl_list_init(&surf->link);
1296         }
1297
1298         wl_list_for_each_safe(surf, surf_tmp, &ivi->pending_surfaces, link) {
1299                 wl_list_remove(&surf->link);
1300                 wl_list_init(&surf->link);
1301         }
1302
1303         wl_list_init(&ivi->surfaces);
1304         wl_list_init(&ivi->pending_surfaces);
1305
1306         ivi->shell_client.ready = false;
1307         ivi->shell_client.resource = NULL;
1308         ivi->shell_client.client = NULL;
1309 }
1310
1311 static void
1312 bind_agl_shell(struct wl_client *client,
1313                void *data, uint32_t version, uint32_t id)
1314 {
1315         struct ivi_compositor *ivi = data;
1316         struct wl_resource *resource;
1317         struct ivi_policy *policy;
1318         void *interface;
1319
1320         policy = ivi->policy;
1321         interface = (void *) &agl_shell_interface;
1322         if (policy && policy->api.shell_bind_interface &&
1323             !policy->api.shell_bind_interface(client, interface)) {
1324                 wl_client_post_implementation_error(client,
1325                                        "client not authorized to use agl_shell");
1326                 return;
1327         }
1328
1329         resource = wl_resource_create(client, &agl_shell_interface,
1330                                       1, id);
1331         if (!resource) {
1332                 wl_client_post_no_memory(client);
1333                 return;
1334         }
1335
1336 #if 0
1337         if (ivi->shell_client.client != client) {
1338                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1339                                        "client not authorized to use agl_shell");
1340                 return;
1341         }
1342 #endif
1343
1344         if (ivi->shell_client.resource) {
1345                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1346                                        "agl_shell has already been bound");
1347                 return;
1348         }
1349
1350         wl_resource_set_implementation(resource, &agl_shell_implementation,
1351                                        ivi, unbind_agl_shell);
1352         ivi->shell_client.resource = resource;
1353 }
1354
1355 static void
1356 unbind_agl_shell_desktop(struct wl_resource *resource)
1357 {
1358         struct desktop_client *dclient = wl_resource_get_user_data(resource);
1359
1360         wl_list_remove(&dclient->link);
1361         free(dclient);
1362 }
1363
1364 static void
1365 bind_agl_shell_desktop(struct wl_client *client,
1366                        void *data, uint32_t version, uint32_t id)
1367 {
1368         struct ivi_compositor *ivi = data;
1369         struct wl_resource *resource;
1370         struct ivi_policy *policy;
1371         struct desktop_client *dclient;
1372         void *interface;
1373
1374         policy = ivi->policy;
1375         interface  = (void *) &agl_shell_desktop_interface;
1376         if (policy && policy->api.shell_bind_interface &&
1377             !policy->api.shell_bind_interface(client, interface)) {
1378                 wl_client_post_implementation_error(client,
1379                                 "client not authorized to use agl_shell_desktop");
1380                 return;
1381         }
1382
1383         dclient = zalloc(sizeof(*dclient));
1384         if (!dclient) {
1385                 wl_client_post_no_memory(client);
1386                 return;
1387         }
1388
1389         resource = wl_resource_create(client, &agl_shell_desktop_interface,
1390                                       version, id);
1391         dclient->ivi = ivi;
1392         if (!resource) {
1393                 wl_client_post_no_memory(client);
1394                 return;
1395         }
1396
1397         wl_resource_set_implementation(resource, &agl_shell_desktop_implementation,
1398                                        dclient, unbind_agl_shell_desktop);
1399
1400         dclient->resource = resource;
1401         wl_list_insert(&ivi->desktop_clients, &dclient->link);
1402
1403         /* advertise xdg surfaces */
1404         ivi_shell_advertise_xdg_surfaces(ivi, resource);
1405 }
1406
1407 int
1408 ivi_shell_create_global(struct ivi_compositor *ivi)
1409 {
1410         ivi->agl_shell = wl_global_create(ivi->compositor->wl_display,
1411                                           &agl_shell_interface, 1,
1412                                           ivi, bind_agl_shell);
1413         if (!ivi->agl_shell) {
1414                 weston_log("Failed to create wayland global.\n");
1415                 return -1;
1416         }
1417
1418         ivi->agl_shell_desktop = wl_global_create(ivi->compositor->wl_display,
1419                                                   &agl_shell_desktop_interface, 2,
1420                                                   ivi, bind_agl_shell_desktop);
1421         if (!ivi->agl_shell_desktop) {
1422                 weston_log("Failed to create wayland global (agl_shell_desktop).\n");
1423                 return -1;
1424         }
1425
1426         return 0;
1427 }