| /* |
| * Copyright © 2008 Kristian Høgsberg |
| * |
| * Permission to use, copy, modify, distribute, and sell this software and its |
| * documentation for any purpose is hereby granted without fee, provided that |
| * the above copyright notice appear in all copies and that both that copyright |
| * notice and this permission notice appear in supporting documentation, and |
| * that the name of the copyright holders not be used in advertising or |
| * publicity pertaining to distribution of the software without specific, |
| * written prior permission. The copyright holders make no representations |
| * about the suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| * OF THIS SOFTWARE. |
| */ |
| |
| #define _GNU_SOURCE |
| |
| #include <stdlib.h> |
| #include <stdint.h> |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <stdarg.h> |
| #include <stdbool.h> |
| #include <errno.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <sys/socket.h> |
| #include <sys/un.h> |
| #include <dlfcn.h> |
| #include <assert.h> |
| #include <sys/time.h> |
| #include <fcntl.h> |
| #include <sys/file.h> |
| #include <sys/stat.h> |
| #include <ffi.h> |
| |
| #include "wayland-private.h" |
| #include "wayland-server.h" |
| #include "wayland-server-protocol.h" |
| |
| struct wl_socket { |
| int fd; |
| int fd_lock; |
| struct sockaddr_un addr; |
| char lock_addr[113]; |
| struct wl_list link; |
| }; |
| |
| struct wl_client { |
| struct wl_connection *connection; |
| struct wl_event_source *source; |
| struct wl_display *display; |
| struct wl_resource *display_resource; |
| uint32_t id_count; |
| uint32_t mask; |
| struct wl_list link; |
| struct wl_map objects; |
| int error; |
| }; |
| |
| struct wl_display { |
| struct wl_event_loop *loop; |
| int run; |
| |
| struct wl_list callback_list; |
| uint32_t id; |
| |
| struct wl_list global_list; |
| struct wl_list socket_list; |
| struct wl_list client_list; |
| }; |
| |
| struct wl_global { |
| const struct wl_interface *interface; |
| uint32_t name; |
| void *data; |
| wl_global_bind_func_t bind; |
| struct wl_list link; |
| }; |
| |
| static int wl_debug = 0; |
| |
| WL_EXPORT void |
| wl_resource_post_event(struct wl_resource *resource, uint32_t opcode, ...) |
| { |
| struct wl_closure *closure; |
| struct wl_object *object = &resource->object; |
| va_list ap; |
| |
| va_start(ap, opcode); |
| closure = wl_connection_vmarshal(resource->client->connection, |
| object, opcode, ap, |
| &object->interface->events[opcode]); |
| va_end(ap); |
| |
| wl_closure_send(closure, resource->client->connection); |
| |
| if (wl_debug) |
| wl_closure_print(closure, object, true); |
| |
| wl_closure_destroy(closure); |
| } |
| |
| |
| WL_EXPORT void |
| wl_resource_queue_event(struct wl_resource *resource, uint32_t opcode, ...) |
| { |
| struct wl_closure *closure; |
| struct wl_object *object = &resource->object; |
| va_list ap; |
| |
| va_start(ap, opcode); |
| closure = wl_connection_vmarshal(resource->client->connection, |
| object, opcode, ap, |
| &object->interface->events[opcode]); |
| va_end(ap); |
| |
| wl_closure_queue(closure, resource->client->connection); |
| |
| if (wl_debug) |
| wl_closure_print(closure, object, true); |
| |
| wl_closure_destroy(closure); |
| } |
| |
| WL_EXPORT void |
| wl_resource_post_error(struct wl_resource *resource, |
| uint32_t code, const char *msg, ...) |
| { |
| struct wl_client *client = resource->client; |
| char buffer[128]; |
| va_list ap; |
| |
| va_start(ap, msg); |
| vsnprintf(buffer, sizeof buffer, msg, ap); |
| va_end(ap); |
| |
| client->error = 1; |
| wl_resource_post_event(client->display_resource, |
| WL_DISPLAY_ERROR, resource, code, buffer); |
| } |
| |
| static int |
| wl_client_connection_data(int fd, uint32_t mask, void *data) |
| { |
| struct wl_client *client = data; |
| struct wl_connection *connection = client->connection; |
| struct wl_resource *resource; |
| struct wl_object *object; |
| struct wl_closure *closure; |
| const struct wl_message *message; |
| uint32_t p[2], opcode, size; |
| uint32_t cmask = 0; |
| int len; |
| |
| if (mask & WL_EVENT_READABLE) |
| cmask |= WL_CONNECTION_READABLE; |
| if (mask & WL_EVENT_WRITEABLE) |
| cmask |= WL_CONNECTION_WRITABLE; |
| |
| len = wl_connection_data(connection, cmask); |
| if (len < 0) { |
| wl_client_destroy(client); |
| return 1; |
| } |
| |
| while (len >= sizeof p) { |
| wl_connection_copy(connection, p, sizeof p); |
| opcode = p[1] & 0xffff; |
| size = p[1] >> 16; |
| if (len < size) |
| break; |
| |
| resource = wl_map_lookup(&client->objects, p[0]); |
| if (resource == NULL) { |
| wl_resource_post_error(client->display_resource, |
| WL_DISPLAY_ERROR_INVALID_OBJECT, |
| "invalid object %d", p[0]); |
| break; |
| } |
| |
| object = &resource->object; |
| if (opcode >= object->interface->method_count) { |
| wl_resource_post_error(client->display_resource, |
| WL_DISPLAY_ERROR_INVALID_METHOD, |
| "invalid method %d, object %s@%d", |
| object->interface->name, |
| object->id, opcode); |
| break; |
| } |
| |
| message = &object->interface->methods[opcode]; |
| closure = wl_connection_demarshal(client->connection, size, |
| &client->objects, message); |
| len -= size; |
| |
| if (closure == NULL && errno == EINVAL) { |
| wl_resource_post_error(client->display_resource, |
| WL_DISPLAY_ERROR_INVALID_METHOD, |
| "invalid arguments for %s@%d.%s", |
| object->interface->name, |
| object->id, |
| message->name); |
| break; |
| } else if (closure == NULL && errno == ENOMEM) { |
| wl_resource_post_no_memory(resource); |
| break; |
| } |
| |
| if (wl_debug) |
| wl_closure_print(closure, object, false); |
| |
| wl_closure_invoke(closure, object, |
| object->implementation[opcode], client); |
| |
| wl_closure_destroy(closure); |
| |
| if (client->error) |
| break; |
| } |
| |
| if (client->error) |
| wl_client_destroy(client); |
| |
| return 1; |
| } |
| |
| static int |
| wl_client_connection_update(struct wl_connection *connection, |
| uint32_t mask, void *data) |
| { |
| struct wl_client *client = data; |
| uint32_t emask = 0; |
| |
| client->mask = mask; |
| if (mask & WL_CONNECTION_READABLE) |
| emask |= WL_EVENT_READABLE; |
| if (mask & WL_CONNECTION_WRITABLE) |
| emask |= WL_EVENT_WRITEABLE; |
| |
| return wl_event_source_fd_update(client->source, emask); |
| } |
| |
| WL_EXPORT void |
| wl_client_flush(struct wl_client *client) |
| { |
| if (client->mask & WL_CONNECTION_WRITABLE) |
| wl_connection_data(client->connection, WL_CONNECTION_WRITABLE); |
| } |
| |
| WL_EXPORT struct wl_display * |
| wl_client_get_display(struct wl_client *client) |
| { |
| return client->display; |
| } |
| |
| static void |
| bind_display(struct wl_client *client, |
| void *data, uint32_t version, uint32_t id); |
| |
| WL_EXPORT struct wl_client * |
| wl_client_create(struct wl_display *display, int fd) |
| { |
| struct wl_client *client; |
| |
| client = malloc(sizeof *client); |
| if (client == NULL) |
| return NULL; |
| |
| memset(client, 0, sizeof *client); |
| client->display = display; |
| client->source = wl_event_loop_add_fd(display->loop, fd, |
| WL_EVENT_READABLE, |
| wl_client_connection_data, client); |
| client->connection = |
| wl_connection_create(fd, wl_client_connection_update, client); |
| if (client->connection == NULL) { |
| free(client); |
| return NULL; |
| } |
| |
| wl_map_init(&client->objects); |
| |
| if (wl_map_insert_at(&client->objects, 0, NULL) < 0) { |
| wl_map_release(&client->objects); |
| free(client); |
| return NULL; |
| } |
| |
| bind_display(client, display, 1, 1); |
| |
| wl_list_insert(display->client_list.prev, &client->link); |
| |
| return client; |
| } |
| |
| WL_EXPORT void |
| wl_client_add_resource(struct wl_client *client, |
| struct wl_resource *resource) |
| { |
| resource->client = client; |
| wl_list_init(&resource->destroy_listener_list); |
| wl_map_insert_at(&client->objects, resource->object.id, resource); |
| } |
| |
| WL_EXPORT void |
| wl_resource_post_no_memory(struct wl_resource *resource) |
| { |
| wl_resource_post_error(resource->client->display_resource, |
| WL_DISPLAY_ERROR_NO_MEMORY, "no memory"); |
| } |
| |
| static void |
| destroy_resource(void *element, void *data) |
| { |
| struct wl_resource *resource = element; |
| struct wl_listener *l, *next; |
| uint32_t *time = data; |
| |
| wl_list_for_each_safe(l, next, &resource->destroy_listener_list, link) |
| l->func(l, resource, *time); |
| |
| if (resource->destroy) |
| resource->destroy(resource); |
| } |
| |
| WL_EXPORT void |
| wl_resource_destroy(struct wl_resource *resource, uint32_t time) |
| { |
| struct wl_client *client = resource->client; |
| |
| if (resource->object.id < WL_SERVER_ID_START) { |
| wl_resource_queue_event(resource->client->display_resource, |
| WL_DISPLAY_DELETE_ID, |
| resource->object.id); |
| wl_map_insert_at(&client->objects, resource->object.id, NULL); |
| } else { |
| wl_map_remove(&client->objects, resource->object.id); |
| } |
| |
| destroy_resource(resource, &time); |
| } |
| |
| WL_EXPORT void |
| wl_client_destroy(struct wl_client *client) |
| { |
| uint32_t time = 0; |
| |
| printf("disconnect from client %p\n", client); |
| |
| wl_client_flush(client); |
| wl_map_for_each(&client->objects, destroy_resource, &time); |
| wl_map_release(&client->objects); |
| wl_event_source_remove(client->source); |
| wl_connection_destroy(client->connection); |
| wl_list_remove(&client->link); |
| free(client); |
| } |
| |
| static void |
| lose_pointer_focus(struct wl_listener *listener, |
| struct wl_resource *resource, uint32_t time) |
| { |
| struct wl_input_device *device = |
| container_of(listener, struct wl_input_device, |
| pointer_focus_listener); |
| |
| device->pointer_focus_resource = NULL; |
| } |
| |
| static void |
| lose_keyboard_focus(struct wl_listener *listener, |
| struct wl_resource *resource, uint32_t time) |
| { |
| struct wl_input_device *device = |
| container_of(listener, struct wl_input_device, |
| keyboard_focus_listener); |
| |
| device->keyboard_focus_resource = NULL; |
| } |
| |
| WL_EXPORT void |
| wl_input_device_init(struct wl_input_device *device) |
| { |
| memset(device, 0, sizeof *device); |
| wl_list_init(&device->resource_list); |
| device->pointer_focus_listener.func = lose_pointer_focus; |
| device->keyboard_focus_listener.func = lose_keyboard_focus; |
| |
| device->x = 100; |
| device->y = 100; |
| } |
| |
| static struct wl_resource * |
| find_resource_for_surface(struct wl_list *list, struct wl_surface *surface) |
| { |
| struct wl_resource *r; |
| |
| if (!surface) |
| return NULL; |
| |
| wl_list_for_each(r, list, link) { |
| if (r->client == surface->resource.client) |
| return r; |
| } |
| |
| return NULL; |
| } |
| |
| WL_EXPORT void |
| wl_input_device_set_pointer_focus(struct wl_input_device *device, |
| struct wl_surface *surface, |
| uint32_t time, |
| int32_t x, int32_t y, |
| int32_t sx, int32_t sy) |
| { |
| struct wl_resource *resource; |
| |
| if (device->pointer_focus == surface) |
| return; |
| |
| if (device->pointer_focus_resource && |
| (!surface || |
| device->pointer_focus->resource.client != surface->resource.client)) |
| wl_resource_post_event(device->pointer_focus_resource, |
| WL_INPUT_DEVICE_POINTER_FOCUS, |
| time, NULL, 0, 0, 0, 0); |
| if (device->pointer_focus_resource) |
| wl_list_remove(&device->pointer_focus_listener.link); |
| |
| resource = find_resource_for_surface(&device->resource_list, surface); |
| if (resource) { |
| wl_resource_post_event(resource, |
| WL_INPUT_DEVICE_POINTER_FOCUS, |
| time, surface, x, y, sx, sy); |
| wl_list_insert(resource->destroy_listener_list.prev, |
| &device->pointer_focus_listener.link); |
| } |
| |
| device->pointer_focus_resource = resource; |
| device->pointer_focus = surface; |
| device->pointer_focus_time = time; |
| } |
| |
| WL_EXPORT void |
| wl_input_device_set_keyboard_focus(struct wl_input_device *device, |
| struct wl_surface *surface, |
| uint32_t time) |
| { |
| struct wl_resource *resource; |
| |
| if (device->keyboard_focus == surface) |
| return; |
| |
| if (device->keyboard_focus_resource && |
| (!surface || |
| device->keyboard_focus->resource.client != surface->resource.client)) |
| wl_resource_post_event(device->keyboard_focus_resource, |
| WL_INPUT_DEVICE_KEYBOARD_FOCUS, |
| time, NULL, &device->keys); |
| if (device->keyboard_focus_resource) |
| wl_list_remove(&device->keyboard_focus_listener.link); |
| |
| resource = find_resource_for_surface(&device->resource_list, surface); |
| if (resource) { |
| wl_resource_post_event(resource, |
| WL_INPUT_DEVICE_KEYBOARD_FOCUS, |
| time, surface, &device->keys); |
| wl_list_insert(resource->destroy_listener_list.prev, |
| &device->keyboard_focus_listener.link); |
| } |
| |
| device->keyboard_focus_resource = resource; |
| device->keyboard_focus = surface; |
| device->keyboard_focus_time = time; |
| } |
| |
| WL_EXPORT void |
| wl_input_device_end_grab(struct wl_input_device *device, uint32_t time) |
| { |
| const struct wl_grab_interface *interface; |
| |
| interface = device->grab->interface; |
| interface->end(device->grab, time); |
| device->grab = NULL; |
| |
| wl_list_remove(&device->grab_listener.link); |
| } |
| |
| static void |
| lose_grab_surface(struct wl_listener *listener, |
| struct wl_resource *resource, uint32_t time) |
| { |
| struct wl_input_device *device = |
| container_of(listener, |
| struct wl_input_device, grab_listener); |
| |
| wl_input_device_end_grab(device, time); |
| } |
| |
| WL_EXPORT void |
| wl_input_device_start_grab(struct wl_input_device *device, |
| struct wl_grab *grab, |
| uint32_t button, uint32_t time) |
| { |
| struct wl_surface *focus = device->pointer_focus; |
| |
| device->grab = grab; |
| device->grab_button = button; |
| device->grab_time = time; |
| device->grab_x = device->x; |
| device->grab_y = device->y; |
| |
| device->grab_listener.func = lose_grab_surface; |
| wl_list_insert(focus->resource.destroy_listener_list.prev, |
| &device->grab_listener.link); |
| |
| grab->input_device = device; |
| } |
| |
| WL_EXPORT int |
| wl_input_device_update_grab(struct wl_input_device *device, |
| struct wl_grab *grab, |
| struct wl_surface *surface, uint32_t time) |
| { |
| if (device->grab != &device->implicit_grab || |
| device->grab_time != time || |
| device->pointer_focus != surface) |
| return -1; |
| |
| device->grab = grab; |
| grab->input_device = device; |
| |
| return 0; |
| } |
| |
| static void |
| display_bind(struct wl_client *client, |
| struct wl_resource *resource, uint32_t name, |
| const char *interface, uint32_t version, uint32_t id) |
| { |
| struct wl_global *global; |
| struct wl_display *display = resource->data; |
| |
| wl_list_for_each(global, &display->global_list, link) |
| if (global->name == name) |
| break; |
| |
| if (&global->link == &display->global_list) |
| wl_resource_post_error(resource, |
| WL_DISPLAY_ERROR_INVALID_OBJECT, |
| "invalid global %d", name); |
| else |
| global->bind(client, global->data, version, id); |
| } |
| |
| static void |
| display_sync(struct wl_client *client, |
| struct wl_resource *resource, uint32_t id) |
| { |
| struct wl_resource *callback; |
| |
| callback = wl_client_add_object(client, |
| &wl_callback_interface, NULL, id, NULL); |
| wl_resource_post_event(callback, WL_CALLBACK_DONE, 0); |
| wl_resource_destroy(callback, 0); |
| } |
| |
| struct wl_display_interface display_interface = { |
| display_bind, |
| display_sync, |
| }; |
| |
| static void |
| bind_display(struct wl_client *client, |
| void *data, uint32_t version, uint32_t id) |
| { |
| struct wl_display *display = data; |
| struct wl_global *global; |
| |
| client->display_resource = |
| wl_client_add_object(client, &wl_display_interface, |
| &display_interface, id, display); |
| |
| wl_list_for_each(global, &display->global_list, link) |
| wl_resource_post_event(client->display_resource, |
| WL_DISPLAY_GLOBAL, |
| global->name, |
| global->interface->name, |
| global->interface->version); |
| } |
| |
| WL_EXPORT struct wl_display * |
| wl_display_create(void) |
| { |
| struct wl_display *display; |
| const char *debug; |
| |
| debug = getenv("WAYLAND_DEBUG"); |
| if (debug) |
| wl_debug = 1; |
| |
| display = malloc(sizeof *display); |
| if (display == NULL) |
| return NULL; |
| |
| display->loop = wl_event_loop_create(); |
| if (display->loop == NULL) { |
| free(display); |
| return NULL; |
| } |
| |
| wl_list_init(&display->callback_list); |
| wl_list_init(&display->global_list); |
| wl_list_init(&display->socket_list); |
| wl_list_init(&display->client_list); |
| |
| display->id = 1; |
| |
| if (!wl_display_add_global(display, &wl_display_interface, |
| display, bind_display)) { |
| wl_event_loop_destroy(display->loop); |
| free(display); |
| return NULL; |
| } |
| |
| return display; |
| } |
| |
| WL_EXPORT void |
| wl_display_destroy(struct wl_display *display) |
| { |
| struct wl_socket *s, *next; |
| struct wl_global *global, *gnext; |
| |
| wl_event_loop_destroy(display->loop); |
| wl_list_for_each_safe(s, next, &display->socket_list, link) { |
| close(s->fd); |
| unlink(s->addr.sun_path); |
| close(s->fd_lock); |
| unlink(s->lock_addr); |
| free(s); |
| } |
| |
| wl_list_for_each_safe(global, gnext, &display->global_list, link) |
| free(global); |
| |
| free(display); |
| } |
| |
| WL_EXPORT struct wl_global * |
| wl_display_add_global(struct wl_display *display, |
| const struct wl_interface *interface, |
| void *data, wl_global_bind_func_t bind) |
| { |
| struct wl_global *global; |
| |
| global = malloc(sizeof *global); |
| if (global == NULL) |
| return NULL; |
| |
| global->name = display->id++; |
| global->interface = interface; |
| global->data = data; |
| global->bind = bind; |
| wl_list_insert(display->global_list.prev, &global->link); |
| |
| return global; |
| } |
| |
| WL_EXPORT void |
| wl_display_remove_global(struct wl_display *display, struct wl_global *global) |
| { |
| struct wl_client *client; |
| |
| wl_list_for_each(client, &display->client_list, link) |
| wl_resource_post_event(client->display_resource, |
| WL_DISPLAY_GLOBAL_REMOVE, global->name); |
| wl_list_remove(&global->link); |
| free(global); |
| } |
| |
| WL_EXPORT struct wl_event_loop * |
| wl_display_get_event_loop(struct wl_display *display) |
| { |
| return display->loop; |
| } |
| |
| WL_EXPORT void |
| wl_display_terminate(struct wl_display *display) |
| { |
| display->run = 0; |
| } |
| |
| WL_EXPORT void |
| wl_display_run(struct wl_display *display) |
| { |
| display->run = 1; |
| |
| while (display->run) |
| wl_event_loop_dispatch(display->loop, -1); |
| } |
| |
| static int |
| socket_data(int fd, uint32_t mask, void *data) |
| { |
| struct wl_display *display = data; |
| struct sockaddr_un name; |
| socklen_t length; |
| int client_fd; |
| |
| length = sizeof name; |
| client_fd = |
| accept4(fd, (struct sockaddr *) &name, &length, SOCK_CLOEXEC); |
| if (client_fd < 0 && errno == ENOSYS) { |
| client_fd = accept(fd, (struct sockaddr *) &name, &length); |
| if (client_fd >= 0 && fcntl(client_fd, F_SETFD, FD_CLOEXEC) == -1) |
| fprintf(stderr, "failed to set FD_CLOEXEC flag on client fd, errno: %d\n", errno); |
| } |
| |
| if (client_fd < 0) |
| fprintf(stderr, "failed to accept, errno: %d\n", errno); |
| |
| wl_client_create(display, client_fd); |
| |
| return 1; |
| } |
| |
| static int |
| get_socket_lock(struct wl_socket *socket, socklen_t name_size) |
| { |
| struct stat socket_stat; |
| int lock_size = name_size + 5; |
| |
| snprintf(socket->lock_addr, lock_size, |
| "%s.lock", socket->addr.sun_path); |
| |
| socket->fd_lock = open(socket->lock_addr, O_CREAT | O_CLOEXEC, |
| (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP)); |
| |
| if (socket->fd_lock < 0) { |
| fprintf(stderr, |
| "unable to open lockfile %s check permissions\n", |
| socket->lock_addr); |
| return -1; |
| } |
| |
| if (flock(socket->fd_lock, LOCK_EX | LOCK_NB) < 0) { |
| fprintf(stderr, |
| "unable to lock lockfile %s, maybe another compositor is running\n", |
| socket->lock_addr); |
| close(socket->fd_lock); |
| return -1; |
| } |
| |
| if (stat(socket->addr.sun_path, &socket_stat) < 0 ) { |
| if (errno != ENOENT) { |
| fprintf(stderr, "did not manage to stat file %s\n", |
| socket->addr.sun_path); |
| close(socket->fd_lock); |
| return -1; |
| } |
| } else if (socket_stat.st_mode & S_IWUSR || |
| socket_stat.st_mode & S_IWGRP) { |
| unlink(socket->addr.sun_path); |
| } |
| |
| return 0; |
| } |
| |
| WL_EXPORT int |
| wl_display_add_socket(struct wl_display *display, const char *name) |
| { |
| struct wl_socket *s; |
| socklen_t size, name_size; |
| const char *runtime_dir; |
| |
| s = malloc(sizeof *s); |
| if (s == NULL) |
| return -1; |
| |
| s->fd = socket(PF_LOCAL, SOCK_STREAM | SOCK_CLOEXEC, 0); |
| if (s->fd < 0) { |
| free(s); |
| return -1; |
| } |
| |
| runtime_dir = getenv("XDG_RUNTIME_DIR"); |
| if (runtime_dir == NULL) { |
| runtime_dir = "."; |
| fprintf(stderr, |
| "XDG_RUNTIME_DIR not set, falling back to %s\n", |
| runtime_dir); |
| } |
| |
| if (name == NULL) |
| name = getenv("WAYLAND_DISPLAY"); |
| if (name == NULL) |
| name = "wayland-0"; |
| |
| memset(&s->addr, 0, sizeof s->addr); |
| s->addr.sun_family = AF_LOCAL; |
| name_size = snprintf(s->addr.sun_path, sizeof s->addr.sun_path, |
| "%s/%s", runtime_dir, name) + 1; |
| fprintf(stderr, "using socket %s\n", s->addr.sun_path); |
| |
| if (get_socket_lock(s,name_size) < 0) { |
| close(s->fd); |
| free(s); |
| return -1; |
| } |
| |
| size = offsetof (struct sockaddr_un, sun_path) + name_size; |
| if (bind(s->fd, (struct sockaddr *) &s->addr, size) < 0) { |
| close(s->fd); |
| free(s); |
| return -1; |
| } |
| |
| if (listen(s->fd, 1) < 0) { |
| close(s->fd); |
| unlink(s->addr.sun_path); |
| free(s); |
| return -1; |
| } |
| |
| if (wl_event_loop_add_fd(display->loop, s->fd, |
| WL_EVENT_READABLE, |
| socket_data, display) == NULL) { |
| close(s->fd); |
| unlink(s->addr.sun_path); |
| free(s); |
| return -1; |
| } |
| wl_list_insert(display->socket_list.prev, &s->link); |
| |
| return 0; |
| } |
| |
| WL_EXPORT struct wl_resource * |
| wl_client_add_object(struct wl_client *client, |
| const struct wl_interface *interface, |
| const void *implementation, |
| uint32_t id, void *data) |
| { |
| struct wl_resource *resource; |
| |
| resource = malloc(sizeof *resource); |
| if (resource == NULL) { |
| wl_resource_post_no_memory(client->display_resource); |
| return NULL; |
| } |
| |
| resource->object.interface = interface; |
| resource->object.implementation = implementation; |
| resource->object.id = id; |
| resource->client = client; |
| resource->data = data; |
| resource->destroy = (void *) free; |
| wl_list_init(&resource->destroy_listener_list); |
| |
| if (wl_map_insert_at(&client->objects, resource->object.id, resource) < 0) { |
| wl_resource_post_no_memory(client->display_resource); |
| free(resource); |
| return NULL; |
| } |
| |
| return resource; |
| } |
| |
| WL_EXPORT struct wl_resource * |
| wl_client_new_object(struct wl_client *client, |
| const struct wl_interface *interface, |
| const void *implementation, void *data) |
| { |
| uint32_t id; |
| |
| id = wl_map_insert_new(&client->objects, WL_MAP_SERVER_SIDE, NULL); |
| return wl_client_add_object(client, |
| interface, implementation, id, data); |
| |
| } |