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73 lines
1.9 KiB
73 lines
1.9 KiB
#include <wayland-server.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <libinput.h>
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#include <wlr/session.h>
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#include <wlr/backend/interface.h>
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#include <wlr/backend/drm.h>
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#include <wlr/backend/libinput.h>
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#include "backend/libinput.h"
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#include "backend/udev.h"
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#include "common/log.h"
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struct wlr_backend *wlr_backend_create(const struct wlr_backend_impl *impl,
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struct wlr_backend_state *state) {
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struct wlr_backend *backend = calloc(1, sizeof(struct wlr_backend));
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if (!backend) {
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wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
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return NULL;
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}
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backend->state = state;
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backend->impl = impl;
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wl_signal_init(&backend->events.input_add);
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wl_signal_init(&backend->events.input_remove);
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wl_signal_init(&backend->events.output_add);
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wl_signal_init(&backend->events.output_remove);
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return backend;
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}
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bool wlr_backend_init(struct wlr_backend *backend) {
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return backend->impl->init(backend->state);
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}
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void wlr_backend_destroy(struct wlr_backend *backend) {
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backend->impl->destroy(backend->state);
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free(backend);
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}
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struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
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struct wlr_session *session) {
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// TODO: Choose the most appropriate backend for the situation
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// Attempt DRM+libinput
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struct wlr_udev *udev;
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if (!(udev = wlr_udev_create(display))) {
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wlr_log(L_ERROR, "Failed to start udev");
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goto error;
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}
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struct wlr_backend *wlr;
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wlr = wlr_libinput_backend_create(display, session, udev);
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return wlr;
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int gpu = wlr_udev_find_gpu(udev, session);
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if (gpu == -1) {
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wlr_log(L_ERROR, "Failed to open DRM device");
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goto error_udev;
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}
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wlr = wlr_drm_backend_create(display, session, udev, gpu);
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if (!wlr) {
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goto error_gpu;
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}
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return wlr;
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error_gpu:
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close(gpu);
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error_udev:
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wlr_udev_destroy(udev);
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error:
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return NULL;
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}
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struct libinput_device *wlr_libinput_get_device_handle(struct wlr_input_device *dev) {
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return dev->state->handle;
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}
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