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#define _POSIX_C_SOURCE 200809L
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <wlr/render/egl.h>
#include <wlr/render/gles2.h>
#include <wlr/util/log.h>
#include "backend/rdp.h"
#include "util/signal.h"
struct wlr_rdp_backend *rdp_backend_from_backend(
struct wlr_backend *wlr_backend) {
assert(wlr_backend_is_rdp(wlr_backend));
return (struct wlr_rdp_backend *)wlr_backend;
}
static bool backend_start(struct wlr_backend *wlr_backend) {
struct wlr_rdp_backend *backend =
rdp_backend_from_backend(wlr_backend);
assert(backend->listener == NULL);
wlr_log(WLR_INFO, "Starting RDP backend");
if (!rdp_configure_listener(backend)) {
return false;
}
return true;
}
void wlr_rdp_backend_set_address(struct wlr_backend *wlr_backend,
const char *address) {
struct wlr_rdp_backend *backend =
rdp_backend_from_backend(wlr_backend);
assert(backend->listener == NULL);
backend->address = strdup(address);
}
void wlr_rdp_backend_set_port(struct wlr_backend *wlr_backend, int port) {
struct wlr_rdp_backend *backend =
rdp_backend_from_backend(wlr_backend);
assert(backend->listener == NULL);
backend->port = port;
}
static void backend_destroy(struct wlr_backend *wlr_backend) {
struct wlr_rdp_backend *backend =
rdp_backend_from_backend(wlr_backend);
if (!wlr_backend) {
return;
}
wl_list_remove(&backend->display_destroy.link);
struct wlr_rdp_peer_context *client;
wl_list_for_each(client, &backend->clients, link) {
freerdp_peer_context_free(client->peer);
freerdp_peer_free(client->peer);
}
wlr_signal_emit_safe(&wlr_backend->events.destroy, backend);
wlr_renderer_destroy(backend->renderer);
wlr_egl_finish(&backend->egl);
free(backend->address);
free(backend);
}
static struct wlr_renderer *backend_get_renderer(
struct wlr_backend *wlr_backend) {
struct wlr_rdp_backend *backend =
rdp_backend_from_backend(wlr_backend);
return backend->renderer;
}
static const struct wlr_backend_impl backend_impl = {
.start = backend_start,
.destroy = backend_destroy,
.get_renderer = backend_get_renderer,
};
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_rdp_backend *backend =
wl_container_of(listener, backend, display_destroy);
backend_destroy(&backend->backend);
}
struct wlr_backend *wlr_rdp_backend_create(struct wl_display *display,
wlr_renderer_create_func_t create_renderer_func,
const char *tls_cert_path, const char *tls_key_path) {
wlr_log(WLR_INFO, "Creating RDP backend");
struct wlr_rdp_backend *backend =
calloc(1, sizeof(struct wlr_rdp_backend));
if (!backend) {
wlr_log(WLR_ERROR, "Failed to allocate wlr_rdp_backend");
return NULL;
}
wlr_backend_init(&backend->backend, &backend_impl);
backend->display = display;
backend->tls_cert_path = tls_cert_path;
backend->tls_key_path = tls_key_path;
backend->address = strdup("127.0.0.1");
backend->port = 3389;
wl_list_init(&backend->clients);
static const EGLint config_attribs[] = {
EGL_SURFACE_TYPE, EGL_PBUFFER_BIT,
EGL_ALPHA_SIZE, 0,
EGL_BLUE_SIZE, 1,
EGL_GREEN_SIZE, 1,
EGL_RED_SIZE, 1,
EGL_NONE,
};
if (!create_renderer_func) {
create_renderer_func = wlr_renderer_autocreate;
}
backend->renderer = create_renderer_func(&backend->egl,
EGL_PLATFORM_SURFACELESS_MESA, NULL, (EGLint*)config_attribs, 0);
if (!backend->renderer) {
wlr_log(WLR_ERROR, "Failed to create renderer");
free(backend);
return NULL;
}
backend->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &backend->display_destroy);
return &backend->backend;
}
bool wlr_backend_is_rdp(struct wlr_backend *backend) {
return backend->impl == &backend_impl;
}
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