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-rw-r--r--backend/meson.build1
-rw-r--r--backend/wayland/backend.c257
-rw-r--r--backend/wayland/output.c3
-rw-r--r--backend/wayland/registry.c55
-rw-r--r--backend/wayland/wl_seat.c51
5 files changed, 199 insertions, 168 deletions
diff --git a/backend/meson.build b/backend/meson.build
index dd1f4df3..03f8ea7d 100644
--- a/backend/meson.build
+++ b/backend/meson.build
@@ -23,7 +23,6 @@ backend_files = files(
'session/session.c',
'wayland/backend.c',
'wayland/output.c',
- 'wayland/registry.c',
'wayland/wl_seat.c',
)
diff --git a/backend/wayland/backend.c b/backend/wayland/backend.c
index 28f61863..df1bf431 100644
--- a/backend/wayland/backend.c
+++ b/backend/wayland/backend.c
@@ -1,131 +1,168 @@
#include <assert.h>
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
#include <limits.h>
#include <stdint.h>
#include <stdlib.h>
+
+#include <wlr/config.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
#include <wayland-server.h>
+
#include <wlr/backend/interface.h>
#include <wlr/interfaces/wlr_input_device.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/render/egl.h>
#include <wlr/render/gles2.h>
#include <wlr/util/log.h>
+
#include "backend/wayland.h"
#include "util/signal.h"
#include "xdg-shell-unstable-v6-client-protocol.h"
-struct wlr_wl_backend *get_wl_backend_from_backend(
- struct wlr_backend *wlr_backend) {
- assert(wlr_backend_is_wl(wlr_backend));
- return (struct wlr_wl_backend *)wlr_backend;
+struct wlr_wl_backend *get_wl_backend_from_backend(struct wlr_backend *backend) {
+ assert(wlr_backend_is_wl(backend));
+ return (struct wlr_wl_backend *)backend;
}
static int dispatch_events(int fd, uint32_t mask, void *data) {
- struct wlr_wl_backend *backend = data;
- int count = 0;
+ struct wlr_wl_backend *wl = data;
if ((mask & WL_EVENT_HANGUP) || (mask & WL_EVENT_ERROR)) {
- wl_display_terminate(backend->local_display);
+ wl_display_terminate(wl->local_display);
return 0;
}
if (mask & WL_EVENT_READABLE) {
- count = wl_display_dispatch(backend->remote_display);
+ return wl_display_dispatch(wl->remote_display);
+ }
+ if (mask & WL_EVENT_WRITABLE) {
+ wl_display_flush(wl->remote_display);
+ return 0;
}
if (mask == 0) {
- count = wl_display_dispatch_pending(backend->remote_display);
- wl_display_flush(backend->remote_display);
+ int count = wl_display_dispatch_pending(wl->remote_display);
+ wl_display_flush(wl->remote_display);
+ return count;
+ }
+
+ return 0;
+}
+
+static void xdg_shell_handle_ping(void *data, struct zxdg_shell_v6 *shell,
+ uint32_t serial) {
+ zxdg_shell_v6_pong(shell, serial);
+}
+
+static const struct zxdg_shell_v6_listener xdg_shell_listener = {
+ xdg_shell_handle_ping,
+};
+
+static void registry_global(void *data, struct wl_registry *registry,
+ uint32_t name, const char *iface, uint32_t version) {
+ struct wlr_wl_backend *wl = data;
+
+ wlr_log(WLR_DEBUG, "Remote wayland global: %s v%d", iface, version);
+
+ if (strcmp(iface, wl_compositor_interface.name) == 0) {
+ wl->compositor = wl_registry_bind(registry, name,
+ &wl_compositor_interface, 4);
+
+ } else if (strcmp(iface, wl_seat_interface.name) == 0) {
+ wl->seat = wl_registry_bind(registry, name,
+ &wl_seat_interface, 2);
+ wl_seat_add_listener(wl->seat, &seat_listener, wl);
+
+ } else if (strcmp(iface, wl_shm_interface.name) == 0) {
+ wl->shm = wl_registry_bind(registry, name,
+ &wl_shm_interface, 1);
+
+ } else if (strcmp(iface, zxdg_shell_v6_interface.name) == 0) {
+ wl->shell = wl_registry_bind(registry, name,
+ &zxdg_shell_v6_interface, 1);
+ zxdg_shell_v6_add_listener(wl->shell, &xdg_shell_listener, NULL);
}
- return count;
}
+static void registry_global_remove(void *data, struct wl_registry *registry,
+ uint32_t name) {
+ // TODO
+}
+
+static const struct wl_registry_listener registry_listener = {
+ .global = registry_global,
+ .global_remove = registry_global_remove
+};
+
/*
* Initializes the wayland backend. Opens a connection to a remote wayland
* compositor and creates surfaces for each output, then registers globals on
* the specified display.
*/
-static bool backend_start(struct wlr_backend *wlr_backend) {
- struct wlr_wl_backend *backend = get_wl_backend_from_backend(wlr_backend);
+static bool backend_start(struct wlr_backend *backend) {
+ struct wlr_wl_backend *wl = get_wl_backend_from_backend(backend);
wlr_log(WLR_INFO, "Initializating wayland backend");
- poll_wl_registry(backend);
- if (!backend->compositor || !backend->shell) {
- wlr_log_errno(WLR_ERROR, "Could not obtain retrieve required globals");
- return false;
- }
-
- backend->started = true;
+ wl->started = true;
- for (size_t i = 0; i < backend->requested_outputs; ++i) {
- wlr_wl_output_create(&backend->backend);
+ if (wl->keyboard) {
+ create_wl_keyboard(wl->keyboard, wl);
}
- struct wl_event_loop *loop = wl_display_get_event_loop(backend->local_display);
- int fd = wl_display_get_fd(backend->remote_display);
- int events = WL_EVENT_READABLE | WL_EVENT_ERROR | WL_EVENT_HANGUP;
- backend->remote_display_src = wl_event_loop_add_fd(loop, fd, events,
- dispatch_events, backend);
- wl_event_source_check(backend->remote_display_src);
+ for (size_t i = 0; i < wl->requested_outputs; ++i) {
+ wlr_wl_output_create(&wl->backend);
+ }
return true;
}
-static void backend_destroy(struct wlr_backend *wlr_backend) {
- struct wlr_wl_backend *backend = get_wl_backend_from_backend(wlr_backend);
- if (backend == NULL) {
+static void backend_destroy(struct wlr_backend *backend) {
+ if (!backend) {
return;
}
+ struct wlr_wl_backend *wl = get_wl_backend_from_backend(backend);
+
struct wlr_wl_output *output, *tmp_output;
- wl_list_for_each_safe(output, tmp_output, &backend->outputs, link) {
+ wl_list_for_each_safe(output, tmp_output, &wl->outputs, link) {
wlr_output_destroy(&output->wlr_output);
}
struct wlr_input_device *input_device, *tmp_input_device;
- wl_list_for_each_safe(input_device, tmp_input_device, &backend->devices, link) {
+ wl_list_for_each_safe(input_device, tmp_input_device, &wl->devices, link) {
wlr_input_device_destroy(input_device);
}
- wlr_signal_emit_safe(&wlr_backend->events.destroy, wlr_backend);
+ wlr_signal_emit_safe(&wl->backend.events.destroy, &wl->backend);
- wl_list_remove(&backend->local_display_destroy.link);
+ wl_list_remove(&wl->local_display_destroy.link);
- free(backend->seat_name);
+ free(wl->seat_name);
- if (backend->remote_display_src) {
- wl_event_source_remove(backend->remote_display_src);
- }
- wlr_renderer_destroy(backend->renderer);
- wlr_egl_finish(&backend->egl);
- if (backend->pointer) {
- wl_pointer_destroy(backend->pointer);
- }
- if (backend->seat) {
- wl_seat_destroy(backend->seat);
- }
- if (backend->shm) {
- wl_shm_destroy(backend->shm);
- }
- if (backend->shell) {
- zxdg_shell_v6_destroy(backend->shell);
- }
- if (backend->compositor) {
- wl_compositor_destroy(backend->compositor);
+ wl_event_source_remove(wl->remote_display_src);
+
+ wlr_renderer_destroy(wl->renderer);
+ wlr_egl_finish(&wl->egl);
+
+ if (wl->pointer) {
+ wl_pointer_destroy(wl->pointer);
}
- if (backend->registry) {
- wl_registry_destroy(backend->registry);
+ if (wl->seat) {
+ wl_seat_destroy(wl->seat);
}
- if (backend->remote_display) {
- wl_display_disconnect(backend->remote_display);
+ if (wl->shm) {
+ wl_shm_destroy(wl->shm);
}
- free(backend);
+ zxdg_shell_v6_destroy(wl->shell);
+ wl_compositor_destroy(wl->compositor);
+ wl_registry_destroy(wl->registry);
+ wl_display_disconnect(wl->remote_display);
+ free(wl);
}
-static struct wlr_renderer *backend_get_renderer(
- struct wlr_backend *wlr_backend) {
- struct wlr_wl_backend *backend = get_wl_backend_from_backend(wlr_backend);
- return backend->renderer;
+static struct wlr_renderer *backend_get_renderer(struct wlr_backend *backend) {
+ struct wlr_wl_backend *wl = get_wl_backend_from_backend(backend);
+ return wl->renderer;
}
static struct wlr_backend_impl backend_impl = {
@@ -139,39 +176,65 @@ bool wlr_backend_is_wl(struct wlr_backend *b) {
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
- struct wlr_wl_backend *backend =
- wl_container_of(listener, backend, local_display_destroy);
- backend_destroy(&backend->backend);
+ struct wlr_wl_backend *wl =
+ wl_container_of(listener, wl, local_display_destroy);
+ backend_destroy(&wl->backend);
}
struct wlr_backend *wlr_wl_backend_create(struct wl_display *display,
const char *remote, wlr_renderer_create_func_t create_renderer_func) {
wlr_log(WLR_INFO, "Creating wayland backend");
- struct wlr_wl_backend *backend = calloc(1, sizeof(struct wlr_wl_backend));
- if (!backend) {
- wlr_log(WLR_ERROR, "Allocation failed: %s", strerror(errno));
+ struct wlr_wl_backend *wl = calloc(1, sizeof(*wl));
+ if (!wl) {
+ wlr_log_errno(WLR_ERROR, "Allocation failed");
return NULL;
}
- wlr_backend_init(&backend->backend, &backend_impl);
- wl_list_init(&backend->devices);
- wl_list_init(&backend->outputs);
+ wlr_backend_init(&wl->backend, &backend_impl);
- backend->local_display = display;
+ wl->local_display = display;
+ wl_list_init(&wl->devices);
+ wl_list_init(&wl->outputs);
- backend->remote_display = wl_display_connect(remote);
- if (!backend->remote_display) {
+ wl->remote_display = wl_display_connect(remote);
+ if (!wl->remote_display) {
wlr_log_errno(WLR_ERROR, "Could not connect to remote display");
- goto error_connect;
+ goto error_wl;
}
- backend->registry = wl_display_get_registry(backend->remote_display);
- if (backend->registry == NULL) {
+ wl->registry = wl_display_get_registry(wl->remote_display);
+ if (!wl->registry) {
wlr_log_errno(WLR_ERROR, "Could not obtain reference to remote registry");
+ goto error_display;
+ }
+
+ wl_registry_add_listener(wl->registry, &registry_listener, wl);
+ wl_display_dispatch(wl->remote_display);
+ wl_display_roundtrip(wl->remote_display);
+
+ if (!wl->compositor) {
+ wlr_log(WLR_ERROR,
+ "Remote Wayland compositor does not support wl_compositor");
+ goto error_registry;
+ }
+ if (!wl->shell) {
+ wlr_log(WLR_ERROR,
+ "Remote Wayland compositor does not support zxdg_shell_v6");
goto error_registry;
}
+ struct wl_event_loop *loop = wl_display_get_event_loop(wl->local_display);
+ int fd = wl_display_get_fd(wl->remote_display);
+ int events = WL_EVENT_READABLE | WL_EVENT_ERROR | WL_EVENT_HANGUP;
+ wl->remote_display_src = wl_event_loop_add_fd(loop, fd, events,
+ dispatch_events, wl);
+ if (!wl->remote_display_src) {
+ wlr_log(WLR_ERROR, "Failed to create event source");
+ goto error_registry;
+ }
+ wl_event_source_check(wl->remote_display_src);
+
static EGLint config_attribs[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 1,
@@ -185,24 +248,32 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display,
create_renderer_func = wlr_renderer_autocreate;
}
- backend->renderer = create_renderer_func(&backend->egl, EGL_PLATFORM_WAYLAND_EXT,
- backend->remote_display, config_attribs, WL_SHM_FORMAT_ARGB8888);
+ wl->renderer = create_renderer_func(&wl->egl, EGL_PLATFORM_WAYLAND_EXT,
+ wl->remote_display, config_attribs, WL_SHM_FORMAT_ARGB8888);
- if (backend->renderer == NULL) {
+ if (!wl->renderer) {
wlr_log(WLR_ERROR, "Could not create renderer");
- goto error_renderer;
+ goto error_event;
}
- backend->local_display_destroy.notify = handle_display_destroy;
- wl_display_add_destroy_listener(display, &backend->local_display_destroy);
+ wl->local_display_destroy.notify = handle_display_destroy;
+ wl_display_add_destroy_listener(display, &wl->local_display_destroy);
- return &backend->backend;
+ return &wl->backend;
-error_renderer:
- wl_registry_destroy(backend->registry);
+error_event:
+ wl_event_source_remove(wl->remote_display_src);
error_registry:
- wl_display_disconnect(backend->remote_display);
-error_connect:
- free(backend);
+ if (wl->compositor) {
+ wl_compositor_destroy(wl->compositor);
+ }
+ if (wl->shell) {
+ zxdg_shell_v6_destroy(wl->shell);
+ }
+ wl_registry_destroy(wl->registry);
+error_display:
+ wl_display_disconnect(wl->remote_display);
+error_wl:
+ free(wl);
return NULL;
}
diff --git a/backend/wayland/output.c b/backend/wayland/output.c
index f90c6009..03322678 100644
--- a/backend/wayland/output.c
+++ b/backend/wayland/output.c
@@ -6,11 +6,14 @@
#include <sys/mman.h>
#include <sys/types.h>
#include <unistd.h>
+
#include <wayland-client.h>
+
#include <wlr/interfaces/wlr_output.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/util/log.h>
+
#include "backend/wayland.h"
#include "util/signal.h"
#include "xdg-shell-unstable-v6-client-protocol.h"
diff --git a/backend/wayland/registry.c b/backend/wayland/registry.c
deleted file mode 100644
index 8b154750..00000000
--- a/backend/wayland/registry.c
+++ /dev/null
@@ -1,55 +0,0 @@
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wayland-client.h>
-#include <wlr/util/log.h>
-#include "backend/wayland.h"
-#include "xdg-shell-unstable-v6-client-protocol.h"
-
-static void xdg_shell_handle_ping(void *data, struct zxdg_shell_v6 *shell,
- uint32_t serial) {
- zxdg_shell_v6_pong(shell, serial);
-}
-
-static const struct zxdg_shell_v6_listener xdg_shell_listener = {
- xdg_shell_handle_ping,
-};
-
-
-static void registry_global(void *data, struct wl_registry *registry,
- uint32_t name, const char *interface, uint32_t version) {
- struct wlr_wl_backend *backend = data;
- wlr_log(WLR_DEBUG, "Remote wayland global: %s v%d", interface, version);
-
- if (strcmp(interface, wl_compositor_interface.name) == 0) {
- backend->compositor = wl_registry_bind(registry, name,
- &wl_compositor_interface, version);
- } else if (strcmp(interface, zxdg_shell_v6_interface.name) == 0) {
- backend->shell = wl_registry_bind(registry, name,
- &zxdg_shell_v6_interface, version);
- zxdg_shell_v6_add_listener(backend->shell, &xdg_shell_listener, NULL);
- } else if (strcmp(interface, wl_shm_interface.name) == 0) {
- backend->shm = wl_registry_bind(registry, name,
- &wl_shm_interface, version);
- } else if (strcmp(interface, wl_seat_interface.name) == 0) {
- backend->seat = wl_registry_bind(registry, name,
- &wl_seat_interface, version);
- wl_seat_add_listener(backend->seat, &seat_listener, backend);
- }
-}
-
-static void registry_global_remove(void *data, struct wl_registry *registry,
- uint32_t name) {
- // TODO
-}
-
-static const struct wl_registry_listener registry_listener = {
- .global = registry_global,
- .global_remove = registry_global_remove
-};
-
-void poll_wl_registry(struct wlr_wl_backend *backend) {
- wl_registry_add_listener(backend->registry, &registry_listener, backend);
- wl_display_dispatch(backend->remote_display);
- wl_display_roundtrip(backend->remote_display);
-}
diff --git a/backend/wayland/wl_seat.c b/backend/wayland/wl_seat.c
index 562d9431..c4098987 100644
--- a/backend/wayland/wl_seat.c
+++ b/backend/wayland/wl_seat.c
@@ -1,16 +1,20 @@
#define _POSIX_C_SOURCE 200809L
+
#include <assert.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
+
#include <wayland-client.h>
+
#include <wlr/interfaces/wlr_input_device.h>
#include <wlr/interfaces/wlr_keyboard.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/interfaces/wlr_pointer.h>
#include <wlr/interfaces/wlr_touch.h>
#include <wlr/util/log.h>
+
#include "backend/wayland.h"
#include "util/signal.h"
@@ -321,8 +325,7 @@ static void pointer_handle_output_destroy(struct wl_listener *listener,
wlr_input_device_destroy(&pointer->input_device->wlr_input_device);
}
-void create_wl_pointer(struct wl_pointer *wl_pointer,
- struct wlr_wl_output *output) {
+void create_wl_pointer(struct wl_pointer *wl_pointer, struct wlr_wl_output *output) {
struct wlr_wl_backend *backend = output->backend;
struct wlr_input_device *wlr_dev;
@@ -364,6 +367,28 @@ void create_wl_pointer(struct wl_pointer *wl_pointer,
wlr_signal_emit_safe(&backend->backend.events.new_input, wlr_dev);
}
+void create_wl_keyboard(struct wl_keyboard *wl_keyboard, struct wlr_wl_backend *wl) {
+ struct wlr_wl_input_device *dev =
+ create_wl_input_device(wl, WLR_INPUT_DEVICE_KEYBOARD);
+ if (!dev) {
+ return;
+ }
+
+ struct wlr_input_device *wlr_dev = &dev->wlr_input_device;
+
+ wlr_dev->keyboard = calloc(1, sizeof(*wlr_dev->keyboard));
+ if (!wlr_dev->keyboard) {
+ wlr_log_errno(WLR_ERROR, "Allocation failed");
+ free(dev);
+ return;
+ }
+ wlr_keyboard_init(wlr_dev->keyboard, NULL);
+
+ wl_keyboard_add_listener(wl_keyboard, &keyboard_listener, wlr_dev);
+ dev->resource = wl_keyboard;
+ wlr_signal_emit_safe(&wl->backend.events.new_input, wlr_dev);
+}
+
static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
enum wl_seat_capability caps) {
struct wlr_wl_backend *backend = data;
@@ -384,25 +409,13 @@ static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD)) {
wlr_log(WLR_DEBUG, "seat %p offered keyboard", (void*) wl_seat);
- struct wlr_wl_input_device *dev = create_wl_input_device(backend,
- WLR_INPUT_DEVICE_KEYBOARD);
- if (dev == NULL) {
- wlr_log(WLR_ERROR, "Allocation failed");
- return;
- }
- struct wlr_input_device *wlr_dev = &dev->wlr_input_device;
- wlr_dev->keyboard = calloc(1, sizeof(struct wlr_keyboard));
- if (!wlr_dev->keyboard) {
- free(dev);
- wlr_log(WLR_ERROR, "Allocation failed");
- return;
- }
- wlr_keyboard_init(wlr_dev->keyboard, NULL);
struct wl_keyboard *wl_keyboard = wl_seat_get_keyboard(wl_seat);
- wl_keyboard_add_listener(wl_keyboard, &keyboard_listener, wlr_dev);
- dev->resource = wl_keyboard;
- wlr_signal_emit_safe(&backend->backend.events.new_input, wlr_dev);
+ backend->keyboard = wl_keyboard;
+
+ if (backend->started) {
+ create_wl_keyboard(wl_keyboard, backend);
+ }
}
}