Drop RDP backend

Users interested in remote access to wlroots compositors should use
wayvnc:

https://github.com/any1/wayvnc

1 files changed, 0 insertions, 331 deletions

diff --git a/backend/rdp/output.c b/backend/rdp/output.c
deleted file mode 100644
index 3043d2c8..00000000
--- a/backend/rdp/output.c
+++ /dev/null
@@ -1,331 +0,0 @@
-#include <assert.h>
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <stdlib.h>
-#include <wayland-server-core.h>
-#include <wlr/types/wlr_output.h>
-#include <wlr/interfaces/wlr_output.h>
-#include <wlr/util/log.h>
-#include <wlr/render/wlr_renderer.h>
-#include "backend/rdp.h"
-#include "util/signal.h"
-
-static struct wlr_rdp_output *rdp_output_from_output(
-		struct wlr_output *wlr_output) {
-	assert(wlr_output_is_rdp(wlr_output));
-	return (struct wlr_rdp_output *)wlr_output;
-}
-
-static EGLSurface egl_create_surface(struct wlr_egl *egl, unsigned int width,
-		unsigned int height) {
-	EGLint attribs[] = {
-		EGL_WIDTH, width,
-		EGL_HEIGHT, height,
-		EGL_NONE,
-	};
-	EGLSurface surf = eglCreatePbufferSurface(egl->display, egl->config, attribs);
-	if (surf == EGL_NO_SURFACE) {
-		wlr_log(WLR_ERROR, "Failed to create EGL surface");
-		return EGL_NO_SURFACE;
-	}
-	return surf;
-}
-
-static bool output_set_custom_mode(struct wlr_output *wlr_output, int32_t width,
-		int32_t height, int32_t refresh) {
-	struct wlr_rdp_output *output =
-		rdp_output_from_output(wlr_output);
-	struct wlr_rdp_backend *backend = output->backend;
-
-	if (refresh <= 0) {
-		refresh = 60 * 1000; // 60 Hz
-	}
-
-	wlr_egl_destroy_surface(&backend->egl, output->egl_surface);
-
-	output->egl_surface = egl_create_surface(&backend->egl, width, height);
-	if (output->egl_surface == EGL_NO_SURFACE) {
-		wlr_log(WLR_ERROR, "Failed to recreate EGL surface");
-		wlr_output_destroy(wlr_output);
-		return false;
-	}
-
-	output->frame_delay = 1000000 / refresh;
-
-	if (output->shadow_surface) {
-		pixman_image_unref(output->shadow_surface);
-	}
-	output->shadow_surface = pixman_image_create_bits(PIXMAN_x8r8g8b8,
-			width, height, NULL, width * 4);
-
-	wlr_output_update_custom_mode(&output->wlr_output, width, height, refresh);
-	return true;
-}
-
-static bool output_attach_render(struct wlr_output *wlr_output,
-		int *buffer_age) {
-	struct wlr_rdp_output *output =
-		rdp_output_from_output(wlr_output);
-	return wlr_egl_make_current(&output->backend->egl, output->egl_surface,
-		buffer_age);
-}
-
-static bool rfx_swap_buffers(
-		struct wlr_rdp_output *output, pixman_region32_t *damage) {
-	if (!pixman_region32_not_empty(damage)) {
-		return true;
-	}
-	struct wlr_rdp_peer_context *context = output->context;
-	freerdp_peer *peer = context->peer;
-	rdpUpdate *update = peer->update;
-
-	Stream_Clear(context->encode_stream);
-	Stream_SetPosition(context->encode_stream, 0);
-	int width = damage->extents.x2 - damage->extents.x1;
-	int height = damage->extents.y2 - damage->extents.y1;
-
-	SURFACE_BITS_COMMAND cmd;
-	cmd.skipCompression = TRUE;
-	cmd.destLeft = damage->extents.x1;
-	cmd.destTop = damage->extents.y1;
-	cmd.destRight = damage->extents.x2;
-	cmd.destBottom = damage->extents.y2;
-	cmd.bmp.bpp = pixman_image_get_depth(output->shadow_surface);
-	cmd.bmp.codecID = peer->settings->RemoteFxCodecId;
-	cmd.bmp.width = width;
-	cmd.bmp.height = height;
-
-	uint32_t *ptr = pixman_image_get_data(output->shadow_surface) +
-		damage->extents.x1 + damage->extents.y1 *
-		(pixman_image_get_stride(output->shadow_surface) / sizeof(uint32_t));
-
-	RFX_RECT *rfx_rect;
-	int nrects;
-	pixman_box32_t *rects =
-		pixman_region32_rectangles(damage, &nrects);
-	rfx_rect = realloc(context->rfx_rects, nrects * sizeof(*rfx_rect));
-	if (rfx_rect == NULL) {
-		wlr_log(WLR_ERROR, "RDP swap buffers failed: could not realloc rects");
-		return false;
-	}
-	context->rfx_rects = rfx_rect;
-
-	for (int i = 0; i < nrects; ++i) {
-		pixman_box32_t *region = &rects[i];
-		rfx_rect = &context->rfx_rects[i];
-		rfx_rect->x = region->x1 - damage->extents.x1;
-		rfx_rect->y = region->y1 - damage->extents.y1;
-		rfx_rect->width = region->x2 - region->x1;
-		rfx_rect->height = region->y2 - region->y1;
-	}
-
-	rfx_compose_message(context->rfx_context, context->encode_stream,
-			context->rfx_rects, nrects, (BYTE *)ptr, width, height,
-			pixman_image_get_stride(output->shadow_surface));
-	cmd.bmp.bitmapDataLength = Stream_GetPosition(context->encode_stream);
-	cmd.bmp.bitmapData = Stream_Buffer(context->encode_stream);
-
-	update->SurfaceBits(update->context, &cmd);
-	return true;
-}
-
-static bool nsc_swap_buffers(
-		struct wlr_rdp_output *output, pixman_region32_t *damage) {
-	struct wlr_rdp_peer_context *context = output->context;
-	freerdp_peer *peer = context->peer;
-	rdpUpdate *update = peer->update;
-
-	Stream_Clear(context->encode_stream);
-	Stream_SetPosition(context->encode_stream, 0);
-	int width = damage->extents.x2 - damage->extents.x1;
-	int height = damage->extents.y2 - damage->extents.y1;
-
-	SURFACE_BITS_COMMAND cmd;
-	cmd.skipCompression = TRUE;
-	cmd.destLeft = damage->extents.x1;
-	cmd.destTop = damage->extents.y1;
-	cmd.destRight = damage->extents.x2;
-	cmd.destBottom = damage->extents.y2;
-	cmd.bmp.bpp = pixman_image_get_depth(output->shadow_surface);
-	cmd.bmp.codecID = peer->settings->NSCodecId;
-	cmd.bmp.width = width;
-	cmd.bmp.height = height;
-
-	uint32_t *ptr = pixman_image_get_data(output->shadow_surface) +
-		damage->extents.x1 + damage->extents.y1 *
-		(pixman_image_get_stride(output->shadow_surface) / sizeof(uint32_t));
-
-	nsc_compose_message(context->nsc_context, context->encode_stream,
-			(BYTE *)ptr, width, height,
-			pixman_image_get_stride(output->shadow_surface));
-
-	cmd.bmp.bitmapDataLength = Stream_GetPosition(context->encode_stream);
-	cmd.bmp.bitmapData = Stream_Buffer(context->encode_stream);
-
-	update->SurfaceBits(update->context, &cmd);
-	return true;
-}
-
-static bool output_commit_buffer(struct wlr_rdp_output *output) {
-	struct wlr_output *wlr_output = &output->wlr_output;
-
-	bool ret = false;
-
-	pixman_region32_t output_region;
-	pixman_region32_init(&output_region);
-	pixman_region32_union_rect(&output_region, &output_region,
-		0, 0, wlr_output->width, wlr_output->height);
-
-	pixman_region32_t *damage = &output_region;
-	if (wlr_output->pending.committed & WLR_OUTPUT_STATE_DAMAGE) {
-		damage = &wlr_output->pending.damage;
-	}
-
-	int x = damage->extents.x1;
-	int y = damage->extents.y1;
-	int width = damage->extents.x2 - damage->extents.x1;
-	int height = damage->extents.y2 - damage->extents.y1;
-
-	// Update shadow buffer
-	struct wlr_renderer *renderer =
-		wlr_backend_get_renderer(&output->backend->backend);
-	// TODO performance: add support for flags
-	ret = wlr_renderer_read_pixels(renderer, WL_SHM_FORMAT_XRGB8888,
-		NULL, pixman_image_get_stride(output->shadow_surface),
-		width, height, x, y, x, y,
-		pixman_image_get_data(output->shadow_surface));
-	if (!ret) {
-		goto out;
-	}
-
-	// Send along to clients
-	rdpSettings *settings = output->context->peer->settings;
-	if (settings->RemoteFxCodec) {
-		ret = rfx_swap_buffers(output, damage);
-	} else if (settings->NSCodec) {
-		ret = nsc_swap_buffers(output, damage);
-	} else {
-		// This would perform like ass so why bother
-		wlr_log(WLR_ERROR, "Raw updates are not supported; use rfx or nsc");
-		ret = false;
-	}
-	if (!ret) {
-		goto out;
-	}
-
-	wlr_output_send_present(wlr_output, NULL);
-
-out:
-	pixman_region32_fini(&output_region);
-	return ret;
-}
-
-static bool output_commit(struct wlr_output *wlr_output) {
-	struct wlr_rdp_output *output = rdp_output_from_output(wlr_output);
-
-	if (wlr_output->pending.committed & WLR_OUTPUT_STATE_ENABLED) {
-		wlr_log(WLR_DEBUG, "Cannot disable an RDP output");
-		return false;
-	}
-
-	if (wlr_output->pending.committed & WLR_OUTPUT_STATE_MODE) {
-		assert(wlr_output->pending.mode_type == WLR_OUTPUT_STATE_MODE_CUSTOM);
-		if (!output_set_custom_mode(wlr_output,
-				wlr_output->pending.custom_mode.width,
-				wlr_output->pending.custom_mode.height,
-				wlr_output->pending.custom_mode.refresh)) {
-			return false;
-		}
-	}
-
-	if (wlr_output->pending.committed & WLR_OUTPUT_STATE_BUFFER) {
-		if (!output_commit_buffer(output)) {
-			return false;
-		}
-	}
-
-	return true;
-}
-
-static void output_destroy(struct wlr_output *wlr_output) {
-	struct wlr_rdp_output *output =
-		rdp_output_from_output(wlr_output);
-	if (output->frame_timer) {
-		wl_event_source_remove(output->frame_timer);
-	}
-	wlr_egl_destroy_surface(&output->backend->egl, output->egl_surface);
-	if (output->shadow_surface) {
-		pixman_image_unref(output->shadow_surface);
-	}
-	free(output);
-}
-
-static const struct wlr_output_impl output_impl = {
-	.destroy = output_destroy,
-	.attach_render = output_attach_render,
-	.commit = output_commit,
-};
-
-bool wlr_output_is_rdp(struct wlr_output *wlr_output) {
-	return wlr_output->impl == &output_impl;
-}
-
-static int signal_frame(void *data) {
-	struct wlr_rdp_output *output = data;
-	wlr_output_send_frame(&output->wlr_output);
-	wl_event_source_timer_update(output->frame_timer, output->frame_delay);
-	return 0;
-}
-
-struct wlr_rdp_output *wlr_rdp_output_create(struct wlr_rdp_backend *backend,
-		struct wlr_rdp_peer_context *context, unsigned int width,
-		unsigned int height) {
-	struct wlr_rdp_output *output =
-		calloc(1, sizeof(struct wlr_rdp_output));
-	if (output == NULL) {
-		wlr_log(WLR_ERROR, "Failed to allocate wlr_rdp_output");
-		return NULL;
-	}
-	output->backend = backend;
-	output->context = context;
-	wlr_output_init(&output->wlr_output, &backend->backend, &output_impl,
-		backend->display);
-	struct wlr_output *wlr_output = &output->wlr_output;
-
-	output->egl_surface = egl_create_surface(&backend->egl, width, height);
-	if (output->egl_surface == EGL_NO_SURFACE) {
-		wlr_log(WLR_ERROR, "Failed to create EGL surface");
-		goto error;
-	}
-
-	output_set_custom_mode(wlr_output, width, height, 0);
-	strncpy(wlr_output->make, "RDP", sizeof(wlr_output->make));
-	strncpy(wlr_output->model, "RDP", sizeof(wlr_output->model));
-	snprintf(wlr_output->name, sizeof(wlr_output->name), "RDP-%d",
-		wl_list_length(&backend->clients));
-
-	char description[128];
-	snprintf(description, sizeof(description),
-		"RDP output %d", wl_list_length(&backend->clients));
-	wlr_output_set_description(wlr_output, description);
-
-	if (!wlr_egl_make_current(&output->backend->egl, output->egl_surface,
-			NULL)) {
-		goto error;
-	}
-
-	wlr_renderer_begin(backend->renderer, wlr_output->width, wlr_output->height);
-	wlr_renderer_clear(backend->renderer, (float[]){ 1.0, 1.0, 1.0, 1.0 });
-	wlr_renderer_end(backend->renderer);
-
-	struct wl_event_loop *ev = wl_display_get_event_loop(backend->display);
-	output->frame_timer = wl_event_loop_add_timer(ev, signal_frame, output);
-	wl_event_source_timer_update(output->frame_timer, output->frame_delay);
-	wlr_output_update_enabled(wlr_output, true);
-	wlr_signal_emit_safe(&backend->backend.events.new_output, wlr_output);
-	return output;
-
-error:
-	wlr_output_destroy(&output->wlr_output);
-	return NULL;
-}