compositor, surface: correctly destroy resources
This commit is contained in:
emersion
parent
8676155ae1
commit
6d569def6d
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@ -7,6 +7,9 @@
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#include <wlr/util/log.h>
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#include "util/signal.h"
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#define COMPOSITOR_VERSION 4
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#define SUBCOMPOSITOR_VERSION 1
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static const char *subsurface_role = "wl_subsurface";
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bool wlr_surface_is_subsurface(struct wlr_surface *surface) {
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@ -105,7 +108,8 @@ static void subcompositor_bind(struct wl_client *client, void *data,
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static void subcompositor_init(struct wlr_subcompositor *subcompositor,
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struct wl_display *display) {
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subcompositor->wl_global = wl_global_create(display,
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&wl_subcompositor_interface, 1, subcompositor, subcompositor_bind);
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&wl_subcompositor_interface, SUBCOMPOSITOR_VERSION, subcompositor,
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subcompositor_bind);
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if (subcompositor->wl_global == NULL) {
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wlr_log_errno(L_ERROR, "Could not allocate subcompositor global");
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return;
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@ -136,7 +140,7 @@ static struct wlr_compositor *compositor_from_resource(
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return wl_resource_get_user_data(resource);
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}
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static void wl_compositor_create_surface(struct wl_client *client,
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static void compositor_create_surface(struct wl_client *client,
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struct wl_resource *resource, uint32_t id) {
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struct wlr_compositor *compositor = compositor_from_resource(resource);
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@ -150,7 +154,7 @@ static void wl_compositor_create_surface(struct wl_client *client,
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wlr_signal_emit_safe(&compositor->events.new_surface, surface);
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}
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static void wl_compositor_create_region(struct wl_client *client,
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static void compositor_create_region(struct wl_client *client,
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struct wl_resource *resource, uint32_t id) {
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struct wlr_compositor *compositor = compositor_from_resource(resource);
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@ -158,15 +162,15 @@ static void wl_compositor_create_region(struct wl_client *client,
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}
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static const struct wl_compositor_interface compositor_impl = {
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.create_surface = wl_compositor_create_surface,
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.create_region = wl_compositor_create_region,
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.create_surface = compositor_create_surface,
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.create_region = compositor_create_region,
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};
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static void compositor_resource_destroy(struct wl_resource *resource) {
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wl_list_remove(wl_resource_get_link(resource));
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}
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static void wl_compositor_bind(struct wl_client *wl_client, void *data,
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static void compositor_bind(struct wl_client *wl_client, void *data,
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uint32_t version, uint32_t id) {
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struct wlr_compositor *compositor = data;
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assert(wl_client && compositor);
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@ -218,14 +222,13 @@ struct wlr_compositor *wlr_compositor_create(struct wl_display *display,
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return NULL;
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}
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struct wl_global *compositor_global = wl_global_create(display,
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&wl_compositor_interface, 4, compositor, wl_compositor_bind);
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if (!compositor_global) {
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wlr_log_errno(L_ERROR, "Could not allocate compositor global");
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compositor->wl_global = wl_global_create(display, &wl_compositor_interface,
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COMPOSITOR_VERSION, compositor, compositor_bind);
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if (!compositor->wl_global) {
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free(compositor);
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wlr_log_errno(L_ERROR, "Could not allocate compositor global");
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return NULL;
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}
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compositor->wl_global = compositor_global;
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compositor->renderer = renderer;
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wl_list_init(&compositor->wl_resources);
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@ -11,6 +11,10 @@
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#include <wlr/util/region.h>
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#include "util/signal.h"
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#define CALLBACK_VERSION 1
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#define SURFACE_VERSION 4
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#define SUBSURFACE_VERSION 1
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static void surface_state_reset_buffer(struct wlr_surface_state *state) {
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if (state->buffer) {
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wl_list_remove(&state->buffer_destroy_listener.link);
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@ -18,29 +22,29 @@ static void surface_state_reset_buffer(struct wlr_surface_state *state) {
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}
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}
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static void buffer_destroy(struct wl_listener *listener, void *data) {
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static void surface_handle_buffer_destroy(struct wl_listener *listener,
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void *data) {
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struct wlr_surface_state *state =
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wl_container_of(listener, state, buffer_destroy_listener);
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wl_list_remove(&state->buffer_destroy_listener.link);
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state->buffer = NULL;
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surface_state_reset_buffer(state);
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}
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static void surface_state_release_buffer(struct wlr_surface_state *state) {
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if (state->buffer) {
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wl_resource_post_event(state->buffer, WL_BUFFER_RELEASE);
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wl_list_remove(&state->buffer_destroy_listener.link);
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state->buffer = NULL;
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surface_state_reset_buffer(state);
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}
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}
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static void surface_state_set_buffer(struct wlr_surface_state *state,
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struct wl_resource *buffer) {
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surface_state_reset_buffer(state);
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state->buffer = buffer;
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if (buffer) {
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wl_resource_add_destroy_listener(buffer,
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&state->buffer_destroy_listener);
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state->buffer_destroy_listener.notify = buffer_destroy;
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state->buffer_destroy_listener.notify = surface_handle_buffer_destroy;
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}
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}
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@ -57,7 +61,6 @@ static void surface_attach(struct wl_client *client,
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surface->pending->invalid |= WLR_SURFACE_INVALID_BUFFER;
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surface->pending->sx = sx;
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surface->pending->sy = sy;
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surface_state_reset_buffer(surface->pending);
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surface_state_set_buffer(surface->pending, buffer);
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}
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@ -80,7 +83,7 @@ static struct wlr_frame_callback *frame_callback_from_resource(
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return wl_resource_get_user_data(resource);
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}
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static void destroy_frame_callback(struct wl_resource *resource) {
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static void callback_handle_resource_destroy(struct wl_resource *resource) {
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struct wlr_frame_callback *cb = frame_callback_from_resource(resource);
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wl_list_remove(&cb->link);
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free(cb);
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@ -97,16 +100,15 @@ static void surface_frame(struct wl_client *client,
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return;
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}
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cb->resource = wl_resource_create(client, &wl_callback_interface, 1,
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callback);
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cb->resource = wl_resource_create(client, &wl_callback_interface,
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CALLBACK_VERSION, callback);
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if (cb->resource == NULL) {
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free(cb);
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wl_resource_post_no_memory(resource);
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return;
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}
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wl_resource_set_implementation(cb->resource, NULL, cb,
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destroy_frame_callback);
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callback_handle_resource_destroy);
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wl_list_insert(surface->pending->frame_callback_list.prev, &cb->link);
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@ -548,7 +550,7 @@ static void surface_damage_buffer(struct wl_client *client,
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x, y, width, height);
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}
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const struct wl_surface_interface surface_interface = {
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static const struct wl_surface_interface surface_interface = {
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.destroy = surface_destroy,
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.attach = surface_attach,
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.damage = surface_damage,
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@ -584,7 +586,6 @@ static struct wlr_surface_state *surface_state_create() {
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pixman_region32_init_rect(&state->input,
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INT32_MIN, INT32_MIN, UINT32_MAX, UINT32_MAX);
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return state;
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}
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@ -604,6 +605,10 @@ static void surface_state_destroy(struct wlr_surface_state *state) {
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}
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static void subsurface_destroy(struct wlr_subsurface *subsurface) {
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if (subsurface == NULL) {
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return;
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}
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wlr_signal_emit_safe(&subsurface->events.destroy, subsurface);
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wl_list_remove(&subsurface->surface_destroy.link);
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@ -615,8 +620,6 @@ static void subsurface_destroy(struct wlr_subsurface *subsurface) {
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wl_list_remove(&subsurface->parent_destroy.link);
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}
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wl_list_remove(wl_resource_get_link(subsurface->resource));
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wl_resource_set_user_data(subsurface->resource, NULL);
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if (subsurface->surface) {
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subsurface->surface->role_data = NULL;
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@ -649,6 +652,8 @@ static void surface_handle_renderer_destroy(struct wl_listener *listener,
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struct wlr_surface *wlr_surface_create(struct wl_client *client,
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uint32_t version, uint32_t id, struct wlr_renderer *renderer,
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struct wl_list *resource_list) {
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assert(version <= SURFACE_VERSION);
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struct wlr_surface *surface = calloc(1, sizeof(struct wlr_surface));
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if (!surface) {
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wl_client_post_no_memory(client);
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@ -726,10 +731,8 @@ static struct wlr_subsurface *subsurface_from_resource(
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static void subsurface_resource_destroy(struct wl_resource *resource) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface) {
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wl_list_remove(wl_resource_get_link(resource));
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subsurface_destroy(subsurface);
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}
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}
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static void subsurface_handle_destroy(struct wl_client *client,
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@ -737,13 +740,15 @@ static void subsurface_handle_destroy(struct wl_client *client,
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wl_resource_destroy(resource);
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}
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static void subsurface_set_position(struct wl_client *client,
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static void subsurface_handle_set_position(struct wl_client *client,
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struct wl_resource *resource, int32_t x, int32_t y) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface == NULL) {
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return;
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}
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struct wlr_surface *surface = subsurface->surface;
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surface->pending->invalid |= WLR_SURFACE_INVALID_SUBSURFACE_POSITION;
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surface->pending->subsurface_position.x = x;
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surface->pending->subsurface_position.y = y;
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}
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@ -762,9 +767,12 @@ static struct wlr_subsurface *subsurface_find_sibling(
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return NULL;
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}
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static void subsurface_place_above(struct wl_client *client,
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static void subsurface_handle_place_above(struct wl_client *client,
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struct wl_resource *resource, struct wl_resource *sibling_resource) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface == NULL) {
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return;
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}
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struct wlr_surface *sibling_surface =
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wlr_surface_from_resource(sibling_resource);
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@ -786,9 +794,12 @@ static void subsurface_place_above(struct wl_client *client,
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subsurface->reordered = true;
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}
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static void subsurface_place_below(struct wl_client *client,
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static void subsurface_handle_place_below(struct wl_client *client,
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struct wl_resource *resource, struct wl_resource *sibling_resource) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface == NULL) {
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return;
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}
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struct wlr_surface *sibling_surface =
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wlr_surface_from_resource(sibling_resource);
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@ -810,20 +821,24 @@ static void subsurface_place_below(struct wl_client *client,
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subsurface->reordered = true;
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}
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static void subsurface_set_sync(struct wl_client *client,
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static void subsurface_handle_set_sync(struct wl_client *client,
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struct wl_resource *resource) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface) {
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subsurface->synchronized = true;
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if (subsurface == NULL) {
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return;
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}
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subsurface->synchronized = true;
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}
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static void subsurface_set_desync(struct wl_client *client,
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static void subsurface_handle_set_desync(struct wl_client *client,
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struct wl_resource *resource) {
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struct wlr_subsurface *subsurface = subsurface_from_resource(resource);
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if (subsurface == NULL) {
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return;
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}
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if (subsurface && subsurface->synchronized) {
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if (subsurface->synchronized) {
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subsurface->synchronized = false;
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if (!subsurface_is_synchronized(subsurface)) {
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@ -835,11 +850,11 @@ static void subsurface_set_desync(struct wl_client *client,
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static const struct wl_subsurface_interface subsurface_implementation = {
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.destroy = subsurface_handle_destroy,
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.set_position = subsurface_set_position,
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.place_above = subsurface_place_above,
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.place_below = subsurface_place_below,
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.set_sync = subsurface_set_sync,
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.set_desync = subsurface_set_desync,
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.set_position = subsurface_handle_set_position,
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.place_above = subsurface_handle_place_above,
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.place_below = subsurface_handle_place_below,
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.set_sync = subsurface_handle_set_sync,
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.set_desync = subsurface_handle_set_desync,
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};
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static void subsurface_handle_parent_destroy(struct wl_listener *listener,
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@ -862,6 +877,8 @@ static void subsurface_handle_surface_destroy(struct wl_listener *listener,
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struct wlr_subsurface *wlr_subsurface_create(struct wlr_surface *surface,
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struct wlr_surface *parent, uint32_t version, uint32_t id,
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struct wl_list *resource_list) {
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assert(version <= SUBSURFACE_VERSION);
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struct wl_client *client = wl_resource_get_client(surface->resource);
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struct wlr_subsurface *subsurface =
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