+static bool
+ivi_check_pending_desktop_surface_split(struct ivi_surface *surface)
+{
+ struct pending_split *split_surf, *next_split_surf;
+ struct ivi_compositor *ivi = surface->ivi;
+ const char *_app_id =
+ weston_desktop_surface_get_app_id(surface->dsurface);
+
+ if (wl_list_empty(&ivi->split_pending_apps) || !_app_id)
+ return false;
+
+ wl_list_for_each_safe(split_surf, next_split_surf,
+ &ivi->split_pending_apps, link) {
+ if (!strcmp(_app_id, split_surf->app_id)) {
+ surface->split.output = split_surf->ioutput;
+ surface->split.orientation = split_surf->orientation;
+ if (!ivi_compositor_keep_pending_surfaces(surface))
+ ivi_remove_pending_desktop_surface_split(split_surf);
+ return true;
+ }
+ }
+
+ return false;
+}
+
+static bool
+ivi_check_pending_desktop_surface_fullscreen(struct ivi_surface *surface)
+{
+ struct pending_fullscreen *fs_surf, *next_fs_surf;
+ struct ivi_compositor *ivi = surface->ivi;
+ const char *_app_id =
+ weston_desktop_surface_get_app_id(surface->dsurface);
+
+ if (wl_list_empty(&ivi->fullscreen_pending_apps) || !_app_id)
+ return false;
+
+ wl_list_for_each_safe(fs_surf, next_fs_surf,
+ &ivi->fullscreen_pending_apps, link) {
+ if (!strcmp(_app_id, fs_surf->app_id)) {
+ surface->fullscreen.output = fs_surf->ioutput;
+ if (!ivi_compositor_keep_pending_surfaces(surface))
+ ivi_remove_pending_desktop_surface_fullscreen(fs_surf);
+ return true;
+ }
+ }
+
+ return false;
+}
+
+static bool
+ivi_check_pending_desktop_surface_remote(struct ivi_surface *surface)
+{
+ struct pending_remote *remote_surf, *next_remote_surf;
+ struct ivi_compositor *ivi = surface->ivi;
+ const char *_app_id =
+ weston_desktop_surface_get_app_id(surface->dsurface);
+
+ if (wl_list_empty(&ivi->remote_pending_apps) || !_app_id)
+ return false;
+
+ wl_list_for_each_safe(remote_surf, next_remote_surf,
+ &ivi->remote_pending_apps, link) {
+ if (!strcmp(_app_id, remote_surf->app_id)) {
+ surface->remote.output = remote_surf->ioutput;
+ if (!ivi_compositor_keep_pending_surfaces(surface))
+ ivi_remove_pending_desktop_surface_remote(remote_surf);
+ return true;
+ }
+ }
+
+ return false;
+}
+void
+ivi_check_pending_surface_desktop(struct ivi_surface *surface,
+ enum ivi_surface_role *role)
+{
+ struct ivi_compositor *ivi = surface->ivi;
+ struct wl_list *role_pending_list;
+ struct pending_popup *p_popup;
+ struct pending_split *p_split;
+ struct pending_fullscreen *p_fullscreen;
+ struct pending_remote *p_remote;
+ const char *app_id =
+ weston_desktop_surface_get_app_id(surface->dsurface);
+
+ role_pending_list = &ivi->popup_pending_apps;
+ wl_list_for_each(p_popup, role_pending_list, link) {
+ if (app_id && !strcmp(app_id, p_popup->app_id)) {
+ *role = IVI_SURFACE_ROLE_POPUP;
+ return;
+ }
+ }
+
+ role_pending_list = &ivi->split_pending_apps;
+ wl_list_for_each(p_split, role_pending_list, link) {
+ if (app_id && !strcmp(app_id, p_split->app_id)) {
+ *role = IVI_SURFACE_ROLE_SPLIT_V;
+ return;
+ }
+ }
+
+ role_pending_list = &ivi->fullscreen_pending_apps;
+ wl_list_for_each(p_fullscreen, role_pending_list, link) {
+ if (app_id && !strcmp(app_id, p_fullscreen->app_id)) {
+ *role = IVI_SURFACE_ROLE_FULLSCREEN;
+ return;
+ }
+ }
+
+ role_pending_list = &ivi->remote_pending_apps;
+ wl_list_for_each(p_remote, role_pending_list, link) {
+ if (app_id && !strcmp(app_id, p_remote->app_id)) {
+ *role = IVI_SURFACE_ROLE_REMOTE;
+ return;
+ }
+ }
+
+ /* else, we are a regular desktop surface */
+ *role = IVI_SURFACE_ROLE_DESKTOP;
+}
+
+struct pending_app *
+ivi_check_pending_app_type(struct ivi_surface *surface, enum ivi_surface_role role)
+{
+ struct pending_app *papp;
+ const char *app_id = NULL;
+
+ app_id = weston_desktop_surface_get_app_id(surface->dsurface);
+ if (!app_id)
+ return NULL;
+
+ wl_list_for_each(papp, &surface->ivi->pending_apps, link) {
+ if (strcmp(app_id, papp->app_id) == 0 && papp->role == role)
+ return papp;
+ }
+
+ return NULL;
+}
+
+
+void
+ivi_check_pending_desktop_surface(struct ivi_surface *surface)
+{
+ bool ret = false;
+
+ ret = ivi_check_pending_desktop_surface_popup(surface);
+ if (ret) {
+ ivi_set_desktop_surface_popup(surface);
+ ivi_layout_popup_committed(surface);
+ return;
+ }
+
+ ret = ivi_check_pending_desktop_surface_split(surface);
+ if (ret) {
+ ivi_set_desktop_surface_split(surface);
+ ivi_layout_split_committed(surface);
+ return;
+ }
+
+ ret = ivi_check_pending_desktop_surface_fullscreen(surface);
+ if (ret) {
+ ivi_set_desktop_surface_fullscreen(surface);
+ ivi_layout_fullscreen_committed(surface);
+ return;
+ }
+
+ ret = ivi_check_pending_desktop_surface_remote(surface);
+ if (ret) {
+ ivi_set_desktop_surface_remote(surface);
+ ivi_layout_remote_committed(surface);
+ return;
+ }
+
+ /* new way of doing it */
+ struct pending_app *papp =
+ ivi_check_pending_app_type(surface, IVI_SURFACE_ROLE_TILE);
+ if (papp) {
+ struct pending_app_tile *papp_tile =
+ container_of(papp, struct pending_app_tile, base);
+
+ // handle the currently active surface
+ if (papp->ioutput->active) {
+ int width_prev_app = 0;
+
+ if (papp_tile->width > 0) {
+ if (papp_tile->orientation == AGL_SHELL_TILE_ORIENTATION_TOP ||
+ papp_tile->orientation == AGL_SHELL_TILE_ORIENTATION_BOTTOM)
+ width_prev_app = papp->ioutput->area.height - papp_tile->width;
+ else
+ width_prev_app = papp->ioutput->area.width - papp_tile->width;
+ }
+ _ivi_set_shell_surface_split(papp->ioutput->active, NULL,
+ reverse_orientation(papp_tile->orientation),
+ width_prev_app, false, false);
+ }
+
+ surface->role = IVI_SURFACE_ROLE_TILE;
+ surface->current_completed_output = papp->ioutput;
+ wl_list_insert(&surface->ivi->surfaces, &surface->link);
+
+ _ivi_set_shell_surface_split(surface, papp->ioutput,
+ papp_tile->orientation, papp_tile->width,
+ papp_tile->sticky, true);
+
+ /* remove it from pending */
+ wl_list_remove(&papp->link);
+ free(papp->app_id);
+ free(papp);
+
+ return;
+ }
+
+ /* if we end up here means we have a regular desktop app and
+ * try to activate it */
+ ivi_set_desktop_surface(surface);
+ ivi_layout_desktop_committed(surface);
+}
+
+void
+ivi_shell_init_black_fs(struct ivi_compositor *ivi)
+{
+ struct ivi_output *out;
+
+ wl_list_for_each(out, &ivi->outputs, link) {
+ create_black_curtain_view(out);
+ insert_black_curtain(out);
+ }
+}
+
+int
+ivi_shell_init(struct ivi_compositor *ivi)
+{
+ weston_layer_init(&ivi->hidden, ivi->compositor);
+ weston_layer_init(&ivi->background, ivi->compositor);
+ weston_layer_init(&ivi->normal, ivi->compositor);
+ weston_layer_init(&ivi->panel, ivi->compositor);
+ weston_layer_init(&ivi->popup, ivi->compositor);
+ weston_layer_init(&ivi->fullscreen, ivi->compositor);
+
+ weston_layer_set_position(&ivi->hidden,
+ WESTON_LAYER_POSITION_HIDDEN);
+ weston_layer_set_position(&ivi->background,
+ WESTON_LAYER_POSITION_BACKGROUND);
+ weston_layer_set_position(&ivi->normal,
+ WESTON_LAYER_POSITION_NORMAL);
+ weston_layer_set_position(&ivi->panel,
+ WESTON_LAYER_POSITION_UI);
+ weston_layer_set_position(&ivi->popup,
+ WESTON_LAYER_POSITION_TOP_UI);
+ weston_layer_set_position(&ivi->fullscreen,
+ WESTON_LAYER_POSITION_FULLSCREEN);
+
+ return 0;
+}
+
+
+static void
+ivi_surf_destroy(struct ivi_surface *surf)
+{
+ struct weston_surface *wsurface = surf->view->surface;
+
+ if (weston_surface_is_mapped(wsurface)) {
+ weston_desktop_surface_unlink_view(surf->view);
+ weston_view_destroy(surf->view);
+ }
+
+ wl_list_remove(&surf->link);
+ free(surf);
+}
+
+static void
+ivi_shell_destroy_views_on_layer(struct weston_layer *layer)
+{
+ struct weston_view *view, *view_next;
+
+ wl_list_for_each_safe(view, view_next, &layer->view_list.link, layer_link.link) {
+ struct ivi_surface *ivi_surf =
+ get_ivi_shell_surface(view->surface);
+ if (ivi_surf)
+ ivi_surf_destroy(ivi_surf);
+ }
+}
+
+void
+ivi_shell_finalize(struct ivi_compositor *ivi)
+{
+ struct ivi_output *output;
+
+ ivi_shell_destroy_views_on_layer(&ivi->hidden);
+ weston_layer_fini(&ivi->hidden);
+
+ ivi_shell_destroy_views_on_layer(&ivi->background);
+ weston_layer_fini(&ivi->background);
+
+ ivi_shell_destroy_views_on_layer(&ivi->normal);
+ weston_layer_fini(&ivi->normal);
+
+ ivi_shell_destroy_views_on_layer(&ivi->panel);
+ weston_layer_fini(&ivi->panel);
+
+ ivi_shell_destroy_views_on_layer(&ivi->popup);
+ weston_layer_fini(&ivi->popup);
+
+ wl_list_for_each(output, &ivi->outputs, link) {
+ if (output->fullscreen_view.fs &&
+ output->fullscreen_view.fs->view) {
+ weston_surface_destroy(output->fullscreen_view.fs->view->surface);
+ output->fullscreen_view.fs->view = NULL;
+ }
+ }
+ weston_layer_fini(&ivi->fullscreen);
+}
+
+static void
+ivi_shell_advertise_xdg_surfaces(struct ivi_compositor *ivi, struct wl_resource *resource)
+{
+ struct ivi_surface *surface;
+
+ wl_list_for_each(surface, &ivi->surfaces, link) {
+ const char *app_id =
+ weston_desktop_surface_get_app_id(surface->dsurface);
+ if (app_id == NULL) {
+ weston_log("WARNING app_is is null, unable to advertise\n");
+ return;
+ }
+ agl_shell_desktop_send_application(resource, app_id);
+ }
+}
+
+static struct wl_client *
+client_launch(struct weston_compositor *compositor,
+ struct weston_process *proc,
+ const char *path,
+ weston_process_cleanup_func_t cleanup)
+{
+ struct wl_client *client = NULL;
+ struct custom_env child_env;
+ struct fdstr wayland_socket;
+ const char *fail_cloexec = "Couldn't unset CLOEXEC on client socket";
+ const char *fail_seteuid = "Couldn't call seteuid";
+ char *fail_exec;
+ char * const *argp;
+ char * const *envp;
+ sigset_t allsigs;
+ pid_t pid;
+ bool ret;
+ struct ivi_compositor *ivi;
+ size_t written __attribute__((unused));
+
+ weston_log("launching '%s'\n", path);
+ str_printf(&fail_exec, "Error: Couldn't launch client '%s'\n", path);
+
+ custom_env_init_from_environ(&child_env);
+ custom_env_add_from_exec_string(&child_env, path);
+
+ if (os_socketpair_cloexec(AF_UNIX, SOCK_STREAM, 0,
+ wayland_socket.fds) < 0) {
+ weston_log("client_launch: "
+ "socketpair failed while launching '%s': %s\n",
+ path, strerror(errno));
+ custom_env_fini(&child_env);
+ return NULL;
+ }
+ fdstr_update_str1(&wayland_socket);
+ custom_env_set_env_var(&child_env, "WAYLAND_SOCKET",
+ wayland_socket.str1);
+
+ argp = custom_env_get_argp(&child_env);
+ envp = custom_env_get_envp(&child_env);
+
+ pid = fork();
+ switch (pid) {
+ case 0:
+ /* Put the client in a new session so it won't catch signals
+ * intended for the parent. Sharing a session can be
+ * confusing when launching weston under gdb, as the ctrl-c
+ * intended for gdb will pass to the child, and weston
+ * will cleanly shut down when the child exits.
+ */
+ setsid();
+
+ /* do not give our signal mask to the new process */
+ sigfillset(&allsigs);
+ sigprocmask(SIG_UNBLOCK, &allsigs, NULL);
+
+ /* Launch clients as the user. Do not launch clients with wrong euid. */
+ if (seteuid(getuid()) == -1) {
+ written = write(STDERR_FILENO, fail_seteuid, strlen(fail_seteuid));
+ _exit(EXIT_FAILURE);
+ }
+
+ ret = fdstr_clear_cloexec_fd1(&wayland_socket);
+ if (!ret) {
+ written = write(STDERR_FILENO, fail_cloexec, strlen(fail_cloexec));
+ _exit(EXIT_FAILURE);
+ }
+
+ execve(argp[0], argp, envp);
+
+ if (fail_exec)
+ written = write(STDERR_FILENO, fail_exec, strlen(fail_exec));
+ _exit(EXIT_FAILURE);
+
+ default:
+ close(wayland_socket.fds[1]);
+ ivi = weston_compositor_get_user_data(compositor);
+ client = wl_client_create(compositor->wl_display,
+ wayland_socket.fds[0]);
+ if (!client) {
+ custom_env_fini(&child_env);
+ close(wayland_socket.fds[0]);
+ free(fail_exec);
+ weston_log("client_launch: "
+ "wl_client_create failed while launching '%s'.\n",
+ path);
+ return NULL;
+ }
+
+ proc->pid = pid;
+ proc->cleanup = cleanup;
+ wl_list_insert(&ivi->child_process_list, &proc->link);
+ break;
+
+ case -1:
+ fdstr_close_all(&wayland_socket);
+ weston_log("client_launch: "
+ "fork failed while launching '%s': %s\n", path,
+ strerror(errno));
+ break;
+ }
+
+ custom_env_fini(&child_env);
+ free(fail_exec);
+
+ return client;
+}
+
+struct process_info {
+ struct weston_process proc;
+ char *path;
+};
+
+int
+sigchld_handler(int signal_number, void *data)
+{
+ struct weston_process *p;
+ struct ivi_compositor *ivi = data;
+ int status;
+ pid_t pid;
+
+ while ((pid = waitpid(-1, &status, WNOHANG)) > 0) {
+ wl_list_for_each(p, &ivi->child_process_list, link) {
+ if (p->pid == pid)
+ break;
+ }
+
+ if (&p->link == &ivi->child_process_list) {
+ weston_log("unknown child process exited\n");
+ continue;
+ }
+
+ wl_list_remove(&p->link);
+ wl_list_init(&p->link);
+ p->cleanup(p, status);
+ }
+
+ if (pid < 0 && errno != ECHILD)
+ weston_log("waitpid error %s\n", strerror(errno));
+
+ return 1;
+}
+
+
+static void
+process_handle_sigchld(struct weston_process *process, int status)
+{
+ struct process_info *pinfo =
+ container_of(process, struct process_info, proc);
+
+ /*
+ * There are no guarantees whether this runs before or after
+ * the wl_client destructor.
+ */
+
+ if (WIFEXITED(status)) {
+ weston_log("%s exited with status %d\n", pinfo->path,
+ WEXITSTATUS(status));
+ } else if (WIFSIGNALED(status)) {
+ weston_log("%s died on signal %d\n", pinfo->path,
+ WTERMSIG(status));
+ } else {
+ weston_log("%s disappeared\n", pinfo->path);
+ }
+
+ free(pinfo->path);
+ free(pinfo);
+}
+
+int
+ivi_launch_shell_client(struct ivi_compositor *ivi, const char *cmd_section,
+ struct wl_client **client)
+{
+ struct process_info *pinfo;
+ struct weston_config_section *section;
+ char *command = NULL;
+
+ section = weston_config_get_section(ivi->config, cmd_section, NULL, NULL);
+ if (section)
+ weston_config_section_get_string(section, "command", &command, NULL);
+
+ if (!command)
+ return -1;
+
+ pinfo = zalloc(sizeof *pinfo);
+ if (!pinfo)
+ return -1;
+
+ pinfo->path = strdup(command);
+ if (!pinfo->path)
+ goto out_free;
+
+ *client = client_launch(ivi->compositor, &pinfo->proc, command, process_handle_sigchld);
+ if (!*client)
+ goto out_str;
+
+ return 0;
+
+out_str:
+ free(pinfo->path);
+
+out_free:
+ free(pinfo);
+
+ return -1;
+}
+
+static void
+destroy_black_curtain_view(struct wl_listener *listener, void *data)
+{
+ struct fullscreen_view *fs =
+ wl_container_of(listener, fs, fs_destroy);
+
+
+ if (fs && fs->fs) {
+ wl_list_remove(&fs->fs_destroy.link);
+ free(fs->fs);
+ }
+}
+
+
+static void
+create_black_curtain_view(struct ivi_output *output)
+{
+ struct weston_surface *surface = NULL;
+ struct weston_view *view;
+ struct ivi_compositor *ivi = output->ivi;
+ struct weston_compositor *wc= ivi->compositor;
+ struct weston_output *woutput = output->output;
+
+ if (!woutput)
+ return;
+
+ surface = weston_surface_create(wc);
+ if (!surface)
+ return;
+ view = weston_view_create(surface);
+ if (!view) {
+ weston_surface_destroy(surface);
+ return;
+ }
+
+ weston_surface_set_color(surface, 0.0, 0.0, 0.0, 1);
+ weston_surface_set_size(surface, woutput->width, woutput->height);
+ weston_view_set_position(view, woutput->x, woutput->y);
+
+ output->fullscreen_view.fs = zalloc(sizeof(struct ivi_surface));
+ if (!output->fullscreen_view.fs) {
+ weston_surface_destroy(surface);
+ return;
+ }
+ output->fullscreen_view.fs->view = view;
+
+ output->fullscreen_view.fs_destroy.notify = destroy_black_curtain_view;
+ wl_signal_add(&woutput->destroy_signal,
+ &output->fullscreen_view.fs_destroy);
+}
+
+bool
+output_has_black_curtain(struct ivi_output *output)
+{
+ return (output->fullscreen_view.fs &&
+ output->fullscreen_view.fs->view &&
+ output->fullscreen_view.fs->view->is_mapped &&
+ output->fullscreen_view.fs->view->surface->is_mapped);
+}
+
+void
+remove_black_curtain(struct ivi_output *output)
+{
+ struct weston_view *view;
+
+ if ((!output &&
+ !output->fullscreen_view.fs &&
+ !output->fullscreen_view.fs->view) ||
+ !output->fullscreen_view.fs) {
+ weston_log("Output %s doesn't have a surface installed!\n", output->name);
+ return;
+ }
+
+ view = output->fullscreen_view.fs->view;
+ assert(view->is_mapped == true ||
+ view->surface->is_mapped == true);
+
+ view->is_mapped = false;
+ view->surface->is_mapped = false;
+
+ weston_layer_entry_remove(&view->layer_link);
+ weston_view_update_transform(view);
+
+ weston_view_damage_below(view);
+
+ weston_log("Removed black curtain from output %s\n", output->output->name);
+}
+
+void
+insert_black_curtain(struct ivi_output *output)
+{
+ struct weston_view *view;
+
+ if ((!output &&
+ !output->fullscreen_view.fs &&
+ !output->fullscreen_view.fs->view) || !output->output ||
+ !output->fullscreen_view.fs) {
+ weston_log("Output %s doesn't have a surface installed!\n", output->name);
+ return;
+ }
+
+ view = output->fullscreen_view.fs->view;
+ if (view->is_mapped || view->surface->is_mapped)
+ return;
+
+ weston_layer_entry_remove(&view->layer_link);
+ weston_layer_entry_insert(&output->ivi->fullscreen.view_list,
+ &view->layer_link);
+
+ view->is_mapped = true;
+ view->surface->is_mapped = true;
+
+ weston_view_update_transform(view);
+ weston_view_damage_below(view);
+
+ weston_log("Added black curtain to output %s\n", output->output->name);
+}
+
+void
+shell_send_app_state(struct ivi_compositor *ivi, const char *app_id,
+ enum agl_shell_app_state state)
+{
+ if (app_id && wl_resource_get_version(ivi->shell_client.resource) >=
+ AGL_SHELL_APP_STATE_SINCE_VERSION) {
+
+ agl_shell_send_app_state(ivi->shell_client.resource,
+ app_id, state);
+
+ if (ivi->shell_client.resource_ext)
+ agl_shell_send_app_state(ivi->shell_client.resource_ext,
+ app_id, state);
+ }
+}
+
+void
+shell_send_app_on_output(struct ivi_compositor *ivi, const char *app_id,
+ const char *output_name)
+{
+ if (app_id && ivi->shell_client.resource &&
+ wl_resource_get_version(ivi->shell_client.resource) >=
+ AGL_SHELL_APP_ON_OUTPUT_SINCE_VERSION) {
+
+ agl_shell_send_app_on_output(ivi->shell_client.resource,
+ app_id, output_name);
+
+ if (ivi->shell_client.resource_ext)
+ agl_shell_send_app_on_output(ivi->shell_client.resource_ext,
+ app_id, output_name);
+ }
+}
+
+static void