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Merge pull request #902 from emersion/various-memory-leaks

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Various memory leaks
This commit is contained in:
Drew DeVault 2018-04-26 11:34:49 +02:00 committed by GitHub
commit fecb971518
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GPG key ID: 4AEE18F83AFDEB23
12 changed files with 120 additions and 51 deletions
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1
backend/headless/backend.c
View file

@ -54,6 +54,7 @@ static void backend_destroy(struct wlr_backend *wlr_backend) {
wlr_signal_emit_safe(&wlr_backend->events.destroy, backend);
wlr_renderer_destroy(backend->renderer);
wlr_egl_finish(&backend->egl);
free(backend);
}

1
backend/wayland/backend.c
View file

@ -88,6 +88,7 @@ static void backend_destroy(struct wlr_backend *wlr_backend) {
free(backend->seat_name);
wl_event_source_remove(backend->remote_display_src);
wlr_renderer_destroy(backend->renderer);
wlr_egl_finish(&backend->egl);
if (backend->seat) {
wl_seat_destroy(backend->seat);

1
backend/x11/backend.c
View file

@ -239,6 +239,7 @@ static void backend_destroy(struct wlr_backend *backend) {
}
wl_list_remove(&x11->display_destroy.link);
wlr_renderer_destroy(x11->renderer);
wlr_egl_finish(&x11->egl);
if (x11->cursor) {

6
include/wlr/render/interface.h
View file

@ -11,12 +11,6 @@
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/types/wlr_output.h>
struct wlr_renderer_impl;
struct wlr_renderer {
const struct wlr_renderer_impl *impl;
};
struct wlr_renderer_impl {
void (*begin)(struct wlr_renderer *renderer, uint32_t width,
uint32_t height);

10
include/wlr/render/wlr_renderer.h
View file

@ -6,9 +6,15 @@
#include <wlr/render/wlr_texture.h>
#include <wlr/types/wlr_box.h>
struct wlr_output;
struct wlr_renderer_impl;
struct wlr_renderer;
struct wlr_renderer {
const struct wlr_renderer_impl *impl;
struct {
struct wl_signal destroy;
} events;
};
void wlr_renderer_begin(struct wlr_renderer *r, int width, int height);
void wlr_renderer_end(struct wlr_renderer *r);

4
include/wlr/types/wlr_compositor.h
View file

@ -9,13 +9,15 @@ struct wlr_surface;
struct wlr_subcompositor {
struct wl_global *wl_global;
struct wl_list wl_resources;
struct wl_list subsurface_resources;
};
struct wlr_compositor {
struct wl_global *wl_global;
struct wl_list wl_resources;
struct wlr_renderer *renderer;
struct wl_list surfaces;
struct wl_list surface_resources;
struct wl_list region_resources;
struct wlr_subcompositor subcompositor;

3
include/wlr/types/wlr_region.h
View file

@ -8,8 +8,7 @@ struct wl_resource;
/*
* Implements the given resource as region.
*/
void wlr_region_create(struct wl_client *client, struct wl_resource *res,
uint32_t id);
struct wl_resource *wlr_region_create(struct wl_client *client, uint32_t id);
pixman_region32_t *wlr_region_from_resource(struct wl_resource *resource);

4
include/wlr/types/wlr_surface.h
View file

@ -93,6 +93,8 @@ struct wlr_surface {
// wlr_subsurface::parent_pending_link
struct wl_list subsurface_pending_list;
struct wl_listener renderer_destroy;
void *data;
};
@ -121,7 +123,7 @@ bool wlr_surface_has_buffer(struct wlr_surface *surface);
/**
* Create the subsurface implementation for this surface.
*/
void wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_subsurface *wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_surface *parent, uint32_t id);
/**

5
render/wlr_renderer.c
View file

@ -5,6 +5,7 @@
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/util/log.h>
#include "util/signal.h"
void wlr_renderer_init(struct wlr_renderer *renderer,
const struct wlr_renderer_impl *impl) {
@ -18,9 +19,13 @@ void wlr_renderer_init(struct wlr_renderer *renderer,
assert(impl->format_supported);
assert(impl->texture_from_pixels);
renderer->impl = impl;
wl_signal_init(&renderer->events.destroy);
}
void wlr_renderer_destroy(struct wlr_renderer *r) {
wlr_signal_emit_safe(&r->events.destroy, r);
if (r && r->impl && r->impl->destroy) {
r->impl->destroy(r);
} else {

94
types/wlr_compositor.c
View file

@ -20,6 +20,15 @@ struct wlr_subsurface *wlr_subsurface_from_surface(
return (struct wlr_subsurface *)surface->role_data;
}
static const struct wl_subcompositor_interface subcompositor_impl;
static struct wlr_subcompositor *subcompositor_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &wl_subcompositor_interface,
&subcompositor_impl));
return wl_resource_get_user_data(resource);
}
static void subcompositor_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
@ -29,6 +38,8 @@ static void subcompositor_handle_get_subsurface(struct wl_client *client,
struct wl_resource *resource, uint32_t id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource) {
struct wlr_subcompositor *subcompositor =
subcompositor_from_resource(resource);
struct wlr_surface *surface = wlr_surface_from_resource(surface_resource);
struct wlr_surface *parent = wlr_surface_from_resource(parent_resource);
@ -64,14 +75,25 @@ static void subcompositor_handle_get_subsurface(struct wl_client *client,
return;
}
wlr_surface_make_subsurface(surface, parent, id);
struct wlr_subsurface *subsurface =
wlr_surface_make_subsurface(surface, parent, id);
if (subsurface == NULL) {
return;
}
wl_list_insert(&subcompositor->subsurface_resources,
wl_resource_get_link(subsurface->resource));
}
static const struct wl_subcompositor_interface subcompositor_interface = {
static const struct wl_subcompositor_interface subcompositor_impl = {
.destroy = subcompositor_handle_destroy,
.get_subsurface = subcompositor_handle_get_subsurface,
};
static void subcompositor_resource_destroy(struct wl_resource *resource) {
wl_list_remove(wl_resource_get_link(resource));
}
static void subcompositor_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_subcompositor *subcompositor = data;
@ -81,8 +103,8 @@ static void subcompositor_bind(struct wl_client *client, void *data,
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &subcompositor_interface,
subcompositor, NULL);
wl_resource_set_implementation(resource, &subcompositor_impl,
subcompositor, subcompositor_resource_destroy);
wl_list_insert(&subcompositor->wl_resources, wl_resource_get_link(resource));
}
@ -95,23 +117,33 @@ static void subcompositor_init(struct wlr_subcompositor *subcompositor,
return;
}
wl_list_init(&subcompositor->wl_resources);
wl_list_init(&subcompositor->subsurface_resources);
}
static void subcompositor_finish(struct wlr_subcompositor *subcompositor) {
wl_global_destroy(subcompositor->wl_global);
struct wl_resource *resource, *tmp;
wl_resource_for_each_safe(resource, tmp,
&subcompositor->subsurface_resources) {
wl_resource_destroy(resource);
}
wl_resource_for_each_safe(resource, tmp, &subcompositor->wl_resources) {
wl_resource_destroy(resource);
}
}
static const struct wl_compositor_interface wl_compositor_impl;
static const struct wl_compositor_interface compositor_impl;
static struct wlr_compositor *compositor_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &wl_compositor_interface,
&wl_compositor_impl));
&compositor_impl));
return wl_resource_get_user_data(resource);
}
static void destroy_surface_listener(struct wl_listener *listener, void *data) {
static void compositor_handle_surface_destroy(struct wl_listener *listener,
void *data) {
wl_list_remove(wl_resource_get_link(data));
}
@ -134,35 +166,36 @@ static void wl_compositor_create_surface(struct wl_client *client,
return;
}
surface->compositor_data = compositor;
surface->compositor_listener.notify = &destroy_surface_listener;
surface->compositor_listener.notify = compositor_handle_surface_destroy;
wl_resource_add_destroy_listener(surface_resource,
&surface->compositor_listener);
wl_list_insert(&compositor->surfaces,
wl_list_insert(&compositor->surface_resources,
wl_resource_get_link(surface_resource));
wlr_signal_emit_safe(&compositor->events.new_surface, surface);
}
static void wl_compositor_create_region(struct wl_client *client,
struct wl_resource *resource, uint32_t id) {
wlr_region_create(client, resource, id);
struct wlr_compositor *compositor = compositor_from_resource(resource);
struct wl_resource *region_resource = wlr_region_create(client, id);
if (region_resource == NULL) {
wl_resource_post_no_memory(resource);
return;
}
wl_list_insert(&compositor->region_resources,
wl_resource_get_link(region_resource));
}
static const struct wl_compositor_interface wl_compositor_impl = {
static const struct wl_compositor_interface compositor_impl = {
.create_surface = wl_compositor_create_surface,
.create_region = wl_compositor_create_region
.create_region = wl_compositor_create_region,
};
static void wl_compositor_destroy(struct wl_resource *resource) {
struct wlr_compositor *compositor = compositor_from_resource(resource);
struct wl_resource *_resource = NULL;
wl_resource_for_each(_resource, &compositor->wl_resources) {
if (_resource == resource) {
struct wl_list *link = wl_resource_get_link(_resource);
wl_list_remove(link);
break;
}
}
static void compositor_resource_destroy(struct wl_resource *resource) {
wl_list_remove(wl_resource_get_link(resource));
}
static void wl_compositor_bind(struct wl_client *wl_client, void *data,
@ -176,8 +209,8 @@ static void wl_compositor_bind(struct wl_client *wl_client, void *data,
wl_client_post_no_memory(wl_client);
return;
}
wl_resource_set_implementation(resource, &wl_compositor_impl,
compositor, wl_compositor_destroy);
wl_resource_set_implementation(resource, &compositor_impl,
compositor, compositor_resource_destroy);
wl_list_insert(&compositor->wl_resources, wl_resource_get_link(resource));
}
@ -189,6 +222,16 @@ void wlr_compositor_destroy(struct wlr_compositor *compositor) {
subcompositor_finish(&compositor->subcompositor);
wl_list_remove(&compositor->display_destroy.link);
wl_global_destroy(compositor->wl_global);
struct wl_resource *resource, *tmp;
wl_resource_for_each_safe(resource, tmp, &compositor->surface_resources) {
wl_resource_destroy(resource);
}
wl_resource_for_each_safe(resource, tmp, &compositor->region_resources) {
wl_resource_destroy(resource);
}
wl_resource_for_each_safe(resource, tmp, &compositor->wl_resources) {
wl_resource_destroy(resource);
}
free(compositor);
}
@ -218,7 +261,8 @@ struct wlr_compositor *wlr_compositor_create(struct wl_display *display,
compositor->renderer = renderer;
wl_list_init(&compositor->wl_resources);
wl_list_init(&compositor->surfaces);
wl_list_init(&compositor->surface_resources);
wl_list_init(&compositor->region_resources);
wl_signal_init(&compositor->events.new_surface);
wl_signal_init(&compositor->events.destroy);

17
types/wlr_region.c
View file

@ -32,18 +32,19 @@ static const struct wl_region_interface region_impl = {
.subtract = region_subtract,
};
static void destroy_region(struct wl_resource *resource) {
static void region_handle_resource_destroy(struct wl_resource *resource) {
pixman_region32_t *reg = wlr_region_from_resource(resource);
pixman_region32_fini(reg);
free(reg);
// Set by wlr_compositor
wl_list_remove(wl_resource_get_link(resource));
}
void wlr_region_create(struct wl_client *client, struct wl_resource *res,
uint32_t id) {
struct wl_resource *wlr_region_create(struct wl_client *client, uint32_t id) {
pixman_region32_t *region = calloc(1, sizeof(pixman_region32_t));
if (region == NULL) {
wl_resource_post_no_memory(res);
return;
return NULL;
}
pixman_region32_init(region);
@ -52,11 +53,11 @@ void wlr_region_create(struct wl_client *client, struct wl_resource *res,
&wl_region_interface, 1, id);
if (region_resource == NULL) {
free(region);
wl_resource_post_no_memory(res);
return;
return NULL;
}
wl_resource_set_implementation(region_resource, &region_impl, region,
destroy_region);
region_handle_resource_destroy);
return region_resource;
}
pixman_region32_t *wlr_region_from_resource(struct wl_resource *resource) {

25
types/wlr_surface.c
View file

@ -622,7 +622,7 @@ static void subsurface_destroy(struct wlr_subsurface *subsurface) {
free(subsurface);
}
static void destroy_surface(struct wl_resource *resource) {
static void surface_handle_resource_destroy(struct wl_resource *resource) {
struct wlr_surface *surface = wlr_surface_from_resource(resource);
wlr_signal_emit_safe(&surface->events.destroy, surface);
@ -634,6 +634,13 @@ static void destroy_surface(struct wl_resource *resource) {
free(surface);
}
static void surface_handle_renderer_destroy(struct wl_listener *listener,
void *data) {
struct wlr_surface *surface =
wl_container_of(listener, surface, renderer_destroy);
wl_resource_destroy(surface->resource);
}
struct wlr_surface *wlr_surface_create(struct wl_resource *res,
struct wlr_renderer *renderer) {
struct wlr_surface *surface = calloc(1, sizeof(struct wlr_surface));
@ -654,7 +661,11 @@ struct wlr_surface *wlr_surface_create(struct wl_resource *res,
wl_list_init(&surface->subsurfaces);
wl_list_init(&surface->subsurface_pending_list);
wl_resource_set_implementation(res, &surface_interface,
surface, destroy_surface);
surface, surface_handle_resource_destroy);
wl_signal_add(&renderer->events.destroy, &surface->renderer_destroy);
surface->renderer_destroy.notify = surface_handle_renderer_destroy;
return surface;
}
@ -827,7 +838,7 @@ static void subsurface_handle_surface_destroy(struct wl_listener *listener,
subsurface_destroy(subsurface);
}
void wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_subsurface *wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_surface *parent, uint32_t id) {
struct wl_client *client = wl_resource_get_client(surface->resource);
@ -835,13 +846,13 @@ void wlr_surface_make_subsurface(struct wlr_surface *surface,
calloc(1, sizeof(struct wlr_subsurface));
if (!subsurface) {
wl_client_post_no_memory(client);
return;
return NULL;
}
subsurface->cached = surface_state_create();
if (subsurface->cached == NULL) {
free(subsurface);
wl_client_post_no_memory(client);
return;
return NULL;
}
subsurface->synchronized = true;
subsurface->surface = surface;
@ -863,7 +874,7 @@ void wlr_surface_make_subsurface(struct wlr_surface *surface,
surface_state_destroy(subsurface->cached);
free(subsurface);
wl_client_post_no_memory(client);
return;
return NULL;
}
wl_resource_set_implementation(subsurface->resource,
@ -873,6 +884,8 @@ void wlr_surface_make_subsurface(struct wlr_surface *surface,
surface->role_data = subsurface;
wlr_signal_emit_safe(&parent->events.new_subsurface, subsurface);
return subsurface;
}