Milestone 5: deliver embedded RDP sessions and lifecycle hardening
This commit is contained in:
Keith Smith
921
third_party/FreeRDP/uwac/libuwac/uwac-window.c
vendored
Normal file
921
third_party/FreeRDP/uwac/libuwac/uwac-window.c
vendored
Normal file
@@ -0,0 +1,921 @@
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/*
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* Copyright © 2014 David FORT <contact@hardening-consulting.com>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <assert.h>
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#include <sys/mman.h>
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#include <errno.h>
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#include "uwac-priv.h"
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#include "uwac-utils.h"
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#include "uwac-os.h"
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#include <uwac/config.h>
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#include <winpr/cast.h>
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#define UWAC_INITIAL_BUFFERS 3ull
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static int bppFromShmFormat(enum wl_shm_format format)
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{
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switch (format)
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{
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case WL_SHM_FORMAT_ARGB8888:
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case WL_SHM_FORMAT_XRGB8888:
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default:
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return 4;
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}
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}
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static void buffer_release(void* data, struct wl_buffer* buffer)
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{
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UwacBufferReleaseData* releaseData = data;
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UwacBuffer* uwacBuffer = &releaseData->window->buffers[releaseData->bufferIdx];
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uwacBuffer->used = false;
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}
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static const struct wl_buffer_listener buffer_listener = { buffer_release };
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static void UwacWindowDestroyBuffers(UwacWindow* w)
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{
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for (size_t i = 0; i < w->nbuffers; i++)
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{
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UwacBuffer* buffer = &w->buffers[i];
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#ifdef UWAC_HAVE_PIXMAN_REGION
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pixman_region32_fini(&buffer->damage);
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#else
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region16_uninit(&buffer->damage);
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#endif
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UwacBufferReleaseData* releaseData =
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(UwacBufferReleaseData*)wl_buffer_get_user_data(buffer->wayland_buffer);
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wl_buffer_destroy(buffer->wayland_buffer);
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free(releaseData);
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munmap(buffer->data, buffer->size);
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}
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w->nbuffers = 0;
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free(w->buffers);
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w->buffers = nullptr;
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}
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static int UwacWindowShmAllocBuffers(UwacWindow* w, uint64_t nbuffers, uint64_t allocSize,
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uint32_t width, uint32_t height, enum wl_shm_format format);
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static void xdg_handle_toplevel_configure(void* data, struct xdg_toplevel* xdg_toplevel,
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int32_t width, int32_t height, struct wl_array* states)
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{
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UwacWindow* window = (UwacWindow*)data;
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int scale = window->display->actual_scale;
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int32_t actual_width = width;
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int32_t actual_height = height;
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width *= scale;
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height *= scale;
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UwacConfigureEvent* event = nullptr;
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int ret = 0;
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int surfaceState = 0;
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enum xdg_toplevel_state* state = nullptr;
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surfaceState = 0;
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wl_array_for_each(state, states)
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{
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switch (*state)
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{
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case XDG_TOPLEVEL_STATE_MAXIMIZED:
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surfaceState |= UWAC_WINDOW_MAXIMIZED;
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break;
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case XDG_TOPLEVEL_STATE_FULLSCREEN:
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surfaceState |= UWAC_WINDOW_FULLSCREEN;
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break;
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case XDG_TOPLEVEL_STATE_ACTIVATED:
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surfaceState |= UWAC_WINDOW_ACTIVATED;
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break;
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case XDG_TOPLEVEL_STATE_RESIZING:
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surfaceState |= UWAC_WINDOW_RESIZING;
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break;
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default:
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break;
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}
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}
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window->surfaceStates = surfaceState;
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event = (UwacConfigureEvent*)UwacDisplayNewEvent(window->display, UWAC_EVENT_CONFIGURE);
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if (!event)
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{
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assert(uwacErrorHandler(window->display, UWAC_ERROR_NOMEMORY,
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"failed to allocate a configure event\n"));
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return;
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}
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event->window = window;
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event->states = surfaceState;
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if ((width > 0 && height > 0) && (width != window->width || height != window->height))
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{
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event->width = width;
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event->height = height;
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UwacWindowDestroyBuffers(window);
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window->width = width;
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window->stride = width * bppFromShmFormat(window->format);
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window->height = height;
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ret =
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UwacWindowShmAllocBuffers(window, UWAC_INITIAL_BUFFERS, 1ull * window->stride * height,
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width, height, window->format);
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if (ret != UWAC_SUCCESS)
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{
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assert(
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uwacErrorHandler(window->display, ret, "failed to reallocate a wayland buffers\n"));
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window->drawingBufferIdx = window->pendingBufferIdx = -1;
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return;
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}
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window->drawingBufferIdx = 0;
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if (window->pendingBufferIdx != -1)
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window->pendingBufferIdx = window->drawingBufferIdx;
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if (window->viewport)
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{
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wp_viewport_set_source(window->viewport, wl_fixed_from_int(0), wl_fixed_from_int(0),
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wl_fixed_from_int(actual_width),
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wl_fixed_from_int(actual_height));
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wp_viewport_set_destination(window->viewport, actual_width, actual_height);
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}
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}
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else
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{
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event->width = window->width;
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event->height = window->height;
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}
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}
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static void xdg_handle_toplevel_close(void* data, struct xdg_toplevel* xdg_toplevel)
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{
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UwacCloseEvent* event = nullptr;
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UwacWindow* window = (UwacWindow*)data;
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event = (UwacCloseEvent*)UwacDisplayNewEvent(window->display, UWAC_EVENT_CLOSE);
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if (!event)
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{
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assert(uwacErrorHandler(window->display, UWAC_ERROR_INTERNAL,
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"failed to allocate a close event\n"));
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return;
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}
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event->window = window;
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}
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static const struct xdg_toplevel_listener xdg_toplevel_listener = {
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xdg_handle_toplevel_configure,
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xdg_handle_toplevel_close,
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};
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static void xdg_handle_surface_configure(void* data, struct xdg_surface* xdg_surface,
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uint32_t serial)
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{
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xdg_surface_ack_configure(xdg_surface, serial);
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}
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static const struct xdg_surface_listener xdg_surface_listener = {
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.configure = xdg_handle_surface_configure,
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};
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#if BUILD_IVI
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static void ivi_handle_configure(void* data, struct ivi_surface* surface, int32_t width,
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int32_t height)
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{
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UwacWindow* window = (UwacWindow*)data;
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UwacConfigureEvent* event = nullptr;
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int ret = 0;
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event = (UwacConfigureEvent*)UwacDisplayNewEvent(window->display, UWAC_EVENT_CONFIGURE);
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if (!event)
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{
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assert(uwacErrorHandler(window->display, UWAC_ERROR_NOMEMORY,
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"failed to allocate a configure event\n"));
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return;
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}
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event->window = window;
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event->states = 0;
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if (width && height)
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{
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event->width = width;
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event->height = height;
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UwacWindowDestroyBuffers(window);
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window->width = width;
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window->stride = width * bppFromShmFormat(window->format);
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window->height = height;
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ret =
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UwacWindowShmAllocBuffers(window, UWAC_INITIAL_BUFFERS, 1ull * window->stride * height,
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width, height, window->format);
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if (ret != UWAC_SUCCESS)
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{
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assert(
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uwacErrorHandler(window->display, ret, "failed to reallocate a wayland buffers\n"));
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window->drawingBufferIdx = window->pendingBufferIdx = -1;
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return;
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}
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window->drawingBufferIdx = 0;
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if (window->pendingBufferIdx != -1)
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window->pendingBufferIdx = window->drawingBufferIdx;
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}
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else
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{
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event->width = window->width;
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event->height = window->height;
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}
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}
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static const struct ivi_surface_listener ivi_surface_listener = {
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ivi_handle_configure,
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};
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#endif
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static void shell_ping(void* data, struct wl_shell_surface* surface, uint32_t serial)
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{
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wl_shell_surface_pong(surface, serial);
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}
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static void shell_configure(void* data, struct wl_shell_surface* surface, uint32_t edges,
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int32_t width, int32_t height)
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{
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UwacWindow* window = (UwacWindow*)data;
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UwacConfigureEvent* event = nullptr;
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int ret = 0;
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event = (UwacConfigureEvent*)UwacDisplayNewEvent(window->display, UWAC_EVENT_CONFIGURE);
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if (!event)
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{
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assert(uwacErrorHandler(window->display, UWAC_ERROR_NOMEMORY,
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"failed to allocate a configure event\n"));
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return;
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}
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event->window = window;
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event->states = 0;
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if (width && height)
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{
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event->width = width;
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event->height = height;
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UwacWindowDestroyBuffers(window);
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window->width = width;
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window->stride = width * bppFromShmFormat(window->format);
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window->height = height;
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ret =
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UwacWindowShmAllocBuffers(window, UWAC_INITIAL_BUFFERS, 1ull * window->stride * height,
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width, height, window->format);
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if (ret != UWAC_SUCCESS)
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{
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assert(
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uwacErrorHandler(window->display, ret, "failed to reallocate a wayland buffers\n"));
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window->drawingBufferIdx = window->pendingBufferIdx = -1;
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||||
return;
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||||
}
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||||
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window->drawingBufferIdx = 0;
|
||||
if (window->pendingBufferIdx != -1)
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||||
window->pendingBufferIdx = window->drawingBufferIdx;
|
||||
}
|
||||
else
|
||||
{
|
||||
event->width = window->width;
|
||||
event->height = window->height;
|
||||
}
|
||||
}
|
||||
|
||||
static void shell_popup_done(void* data, struct wl_shell_surface* surface)
|
||||
{
|
||||
}
|
||||
|
||||
static const struct wl_shell_surface_listener shell_listener = { shell_ping, shell_configure,
|
||||
shell_popup_done };
|
||||
|
||||
int UwacWindowShmAllocBuffers(UwacWindow* w, uint64_t nbuffers, uint64_t allocSize, uint32_t width,
|
||||
uint32_t height, enum wl_shm_format format)
|
||||
{
|
||||
int ret = UWAC_SUCCESS;
|
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int fd = 0;
|
||||
void* data = nullptr;
|
||||
struct wl_shm_pool* pool = nullptr;
|
||||
|
||||
if ((width > INT32_MAX) || (height > INT32_MAX))
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||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
const int64_t pagesize = sysconf(_SC_PAGESIZE);
|
||||
if (pagesize <= 0)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
/* round up to a multiple of PAGESIZE to page align data for each buffer */
|
||||
const uint64_t test = (1ull * allocSize + (size_t)pagesize - 1ull) & ~((size_t)pagesize - 1);
|
||||
if (test > INT64_MAX)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
allocSize = test;
|
||||
|
||||
UwacBuffer* newBuffers =
|
||||
xrealloc(w->buffers, (0ull + w->nbuffers + nbuffers) * sizeof(UwacBuffer));
|
||||
|
||||
if (!newBuffers)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
w->buffers = newBuffers;
|
||||
memset(w->buffers + w->nbuffers, 0, sizeof(UwacBuffer) * nbuffers);
|
||||
|
||||
const size_t allocbuffersize = 1ull * allocSize * nbuffers;
|
||||
if (allocbuffersize > INT32_MAX)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
fd = uwac_create_anonymous_file(WINPR_ASSERTING_INT_CAST(off_t, allocbuffersize));
|
||||
|
||||
if (fd < 0)
|
||||
{
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
}
|
||||
|
||||
data = mmap(nullptr, allocbuffersize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
|
||||
|
||||
if (data == MAP_FAILED)
|
||||
{
|
||||
ret = UWAC_ERROR_NOMEMORY;
|
||||
goto error_mmap;
|
||||
}
|
||||
|
||||
pool = wl_shm_create_pool(w->display->shm, fd, (int32_t)allocbuffersize);
|
||||
|
||||
if (!pool)
|
||||
{
|
||||
munmap(data, allocbuffersize);
|
||||
ret = UWAC_ERROR_NOMEMORY;
|
||||
goto error_mmap;
|
||||
}
|
||||
|
||||
for (uint64_t i = 0; i < nbuffers; i++)
|
||||
{
|
||||
const size_t idx = (size_t)i;
|
||||
const size_t bufferIdx = w->nbuffers + idx;
|
||||
UwacBuffer* buffer = &w->buffers[bufferIdx];
|
||||
|
||||
#ifdef UWAC_HAVE_PIXMAN_REGION
|
||||
pixman_region32_init(&buffer->damage);
|
||||
#else
|
||||
region16_init(&buffer->damage);
|
||||
#endif
|
||||
const size_t offset = allocSize * idx;
|
||||
if (offset > INT32_MAX)
|
||||
goto error_mmap;
|
||||
|
||||
buffer->data = &((char*)data)[allocSize * idx];
|
||||
buffer->size = allocSize;
|
||||
buffer->wayland_buffer = wl_shm_pool_create_buffer(pool, (int32_t)offset, (int32_t)width,
|
||||
(int32_t)height, w->stride, format);
|
||||
UwacBufferReleaseData* listener_data = xmalloc(sizeof(UwacBufferReleaseData));
|
||||
listener_data->window = w;
|
||||
listener_data->bufferIdx = bufferIdx;
|
||||
wl_buffer_add_listener(buffer->wayland_buffer, &buffer_listener, listener_data);
|
||||
}
|
||||
|
||||
wl_shm_pool_destroy(pool);
|
||||
w->nbuffers += nbuffers;
|
||||
error_mmap:
|
||||
close(fd);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static UwacBuffer* UwacWindowFindFreeBuffer(UwacWindow* w, ssize_t* index)
|
||||
{
|
||||
int ret = 0;
|
||||
|
||||
if (index)
|
||||
*index = -1;
|
||||
|
||||
size_t i = 0;
|
||||
for (; i < w->nbuffers; i++)
|
||||
{
|
||||
if (!w->buffers[i].used)
|
||||
{
|
||||
w->buffers[i].used = true;
|
||||
if (index)
|
||||
*index = WINPR_ASSERTING_INT_CAST(ssize_t, i);
|
||||
return &w->buffers[i];
|
||||
}
|
||||
}
|
||||
|
||||
ret = UwacWindowShmAllocBuffers(w, 2, 1ull * w->stride * w->height, w->width, w->height,
|
||||
w->format);
|
||||
|
||||
if (ret != UWAC_SUCCESS)
|
||||
{
|
||||
w->display->last_error = ret;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
w->buffers[i].used = true;
|
||||
if (index)
|
||||
*index = WINPR_ASSERTING_INT_CAST(ssize_t, i);
|
||||
return &w->buffers[i];
|
||||
}
|
||||
|
||||
static UwacReturnCode UwacWindowSetDecorations(UwacWindow* w)
|
||||
{
|
||||
if (!w || !w->display)
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
if (w->display->deco_manager)
|
||||
{
|
||||
w->deco = zxdg_decoration_manager_v1_get_toplevel_decoration(w->display->deco_manager,
|
||||
w->xdg_toplevel);
|
||||
if (!w->deco)
|
||||
{
|
||||
uwacErrorHandler(w->display, UWAC_NOT_FOUND,
|
||||
"Current window manager does not allow decorating with SSD");
|
||||
}
|
||||
else
|
||||
zxdg_toplevel_decoration_v1_set_mode(w->deco,
|
||||
ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
|
||||
}
|
||||
else if (w->display->kde_deco_manager)
|
||||
{
|
||||
w->kde_deco =
|
||||
org_kde_kwin_server_decoration_manager_create(w->display->kde_deco_manager, w->surface);
|
||||
if (!w->kde_deco)
|
||||
{
|
||||
uwacErrorHandler(w->display, UWAC_NOT_FOUND,
|
||||
"Current window manager does not allow decorating with SSD");
|
||||
}
|
||||
else
|
||||
org_kde_kwin_server_decoration_request_mode(w->kde_deco,
|
||||
ORG_KDE_KWIN_SERVER_DECORATION_MODE_SERVER);
|
||||
}
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacWindow* UwacCreateWindowShm(UwacDisplay* display, uint32_t width, uint32_t height,
|
||||
enum wl_shm_format format)
|
||||
{
|
||||
UwacWindow* w = nullptr;
|
||||
int ret = 0;
|
||||
|
||||
if (!display)
|
||||
{
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
w = xzalloc(sizeof(*w));
|
||||
|
||||
if (!w)
|
||||
{
|
||||
display->last_error = UWAC_ERROR_NOMEMORY;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
w->display = display;
|
||||
w->format = format;
|
||||
w->width = WINPR_ASSERTING_INT_CAST(int32_t, width);
|
||||
w->height = WINPR_ASSERTING_INT_CAST(int32_t, height);
|
||||
w->stride = WINPR_ASSERTING_INT_CAST(int32_t, width* bppFromShmFormat(format));
|
||||
const size_t allocSize = 1ULL * w->stride * height;
|
||||
ret = UwacWindowShmAllocBuffers(w, UWAC_INITIAL_BUFFERS, allocSize, width, height, format);
|
||||
|
||||
if (ret != UWAC_SUCCESS)
|
||||
{
|
||||
display->last_error = ret;
|
||||
goto out_error_free;
|
||||
}
|
||||
|
||||
w->buffers[0].used = true;
|
||||
w->drawingBufferIdx = 0;
|
||||
w->pendingBufferIdx = -1;
|
||||
w->surface = wl_compositor_create_surface(display->compositor);
|
||||
|
||||
if (!w->surface)
|
||||
{
|
||||
display->last_error = UWAC_ERROR_NOMEMORY;
|
||||
goto out_error_surface;
|
||||
}
|
||||
|
||||
wl_surface_set_user_data(w->surface, w);
|
||||
|
||||
#if BUILD_IVI
|
||||
uint32_t ivi_surface_id = 1;
|
||||
// NOLINTNEXTLINE(concurrency-mt-unsafe)
|
||||
char* env = getenv("IVI_SURFACE_ID");
|
||||
if (env)
|
||||
{
|
||||
unsigned long val = 0;
|
||||
char* endp = nullptr;
|
||||
|
||||
errno = 0;
|
||||
val = strtoul(env, &endp, 10);
|
||||
|
||||
if (!errno && val != 0 && val != UINT32_MAX)
|
||||
ivi_surface_id = val;
|
||||
}
|
||||
|
||||
if (display->ivi_application)
|
||||
{
|
||||
w->ivi_surface =
|
||||
ivi_application_surface_create(display->ivi_application, ivi_surface_id, w->surface);
|
||||
assert(w->ivi_surface);
|
||||
ivi_surface_add_listener(w->ivi_surface, &ivi_surface_listener, w);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
#if BUILD_FULLSCREEN_SHELL
|
||||
if (display->fullscreen_shell)
|
||||
{
|
||||
zwp_fullscreen_shell_v1_present_surface(display->fullscreen_shell, w->surface,
|
||||
ZWP_FULLSCREEN_SHELL_V1_PRESENT_METHOD_CENTER,
|
||||
nullptr);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if (display->xdg_base)
|
||||
{
|
||||
w->xdg_surface = xdg_wm_base_get_xdg_surface(display->xdg_base, w->surface);
|
||||
|
||||
if (!w->xdg_surface)
|
||||
{
|
||||
display->last_error = UWAC_ERROR_NOMEMORY;
|
||||
goto out_error_shell;
|
||||
}
|
||||
|
||||
xdg_surface_add_listener(w->xdg_surface, &xdg_surface_listener, w);
|
||||
|
||||
w->xdg_toplevel = xdg_surface_get_toplevel(w->xdg_surface);
|
||||
if (!w->xdg_toplevel)
|
||||
{
|
||||
display->last_error = UWAC_ERROR_NOMEMORY;
|
||||
goto out_error_shell;
|
||||
}
|
||||
|
||||
assert(w->xdg_surface);
|
||||
xdg_toplevel_add_listener(w->xdg_toplevel, &xdg_toplevel_listener, w);
|
||||
wl_surface_commit(w->surface);
|
||||
wl_display_roundtrip(w->display->display);
|
||||
}
|
||||
else
|
||||
{
|
||||
w->shell_surface = wl_shell_get_shell_surface(display->shell, w->surface);
|
||||
assert(w->shell_surface);
|
||||
wl_shell_surface_add_listener(w->shell_surface, &shell_listener, w);
|
||||
wl_shell_surface_set_toplevel(w->shell_surface);
|
||||
}
|
||||
|
||||
if (display->viewporter)
|
||||
{
|
||||
w->viewport = wp_viewporter_get_viewport(display->viewporter, w->surface);
|
||||
if (display->actual_scale != 1)
|
||||
wl_surface_set_buffer_scale(w->surface, display->actual_scale);
|
||||
}
|
||||
|
||||
wl_list_insert(display->windows.prev, &w->link);
|
||||
display->last_error = UWAC_SUCCESS;
|
||||
UwacWindowSetDecorations(w);
|
||||
return w;
|
||||
out_error_shell:
|
||||
wl_surface_destroy(w->surface);
|
||||
out_error_surface:
|
||||
UwacWindowDestroyBuffers(w);
|
||||
out_error_free:
|
||||
free(w);
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacDestroyWindow(UwacWindow** pwindow)
|
||||
{
|
||||
UwacWindow* w = nullptr;
|
||||
assert(pwindow);
|
||||
w = *pwindow;
|
||||
UwacWindowDestroyBuffers(w);
|
||||
|
||||
if (w->deco)
|
||||
zxdg_toplevel_decoration_v1_destroy(w->deco);
|
||||
|
||||
if (w->kde_deco)
|
||||
org_kde_kwin_server_decoration_destroy(w->kde_deco);
|
||||
|
||||
if (w->xdg_surface)
|
||||
xdg_surface_destroy(w->xdg_surface);
|
||||
|
||||
#if BUILD_IVI
|
||||
|
||||
if (w->ivi_surface)
|
||||
ivi_surface_destroy(w->ivi_surface);
|
||||
|
||||
#endif
|
||||
|
||||
if (w->opaque_region)
|
||||
wl_region_destroy(w->opaque_region);
|
||||
|
||||
if (w->input_region)
|
||||
wl_region_destroy(w->input_region);
|
||||
|
||||
if (w->viewport)
|
||||
wp_viewport_destroy(w->viewport);
|
||||
|
||||
wl_surface_destroy(w->surface);
|
||||
wl_list_remove(&w->link);
|
||||
free(w);
|
||||
*pwindow = nullptr;
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacWindowSetOpaqueRegion(UwacWindow* window, uint32_t x, uint32_t y, uint32_t width,
|
||||
uint32_t height)
|
||||
{
|
||||
assert(window);
|
||||
|
||||
if (window->opaque_region)
|
||||
wl_region_destroy(window->opaque_region);
|
||||
|
||||
window->opaque_region = wl_compositor_create_region(window->display->compositor);
|
||||
|
||||
if (!window->opaque_region)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
wl_region_add(window->opaque_region, WINPR_ASSERTING_INT_CAST(int32_t, x),
|
||||
WINPR_ASSERTING_INT_CAST(int32_t, y), WINPR_ASSERTING_INT_CAST(int32_t, width),
|
||||
WINPR_ASSERTING_INT_CAST(int32_t, height));
|
||||
wl_surface_set_opaque_region(window->surface, window->opaque_region);
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacWindowSetInputRegion(UwacWindow* window, uint32_t x, uint32_t y, uint32_t width,
|
||||
uint32_t height)
|
||||
{
|
||||
assert(window);
|
||||
|
||||
if (window->input_region)
|
||||
wl_region_destroy(window->input_region);
|
||||
|
||||
window->input_region = wl_compositor_create_region(window->display->compositor);
|
||||
|
||||
if (!window->input_region)
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
wl_region_add(window->input_region, WINPR_ASSERTING_INT_CAST(int32_t, x),
|
||||
WINPR_ASSERTING_INT_CAST(int32_t, y), WINPR_ASSERTING_INT_CAST(int32_t, width),
|
||||
WINPR_ASSERTING_INT_CAST(int32_t, height));
|
||||
wl_surface_set_input_region(window->surface, window->input_region);
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
void* UwacWindowGetDrawingBuffer(UwacWindow* window)
|
||||
{
|
||||
UwacBuffer* buffer = nullptr;
|
||||
|
||||
if (window->drawingBufferIdx < 0)
|
||||
return nullptr;
|
||||
|
||||
buffer = &window->buffers[window->drawingBufferIdx];
|
||||
if (!buffer)
|
||||
return nullptr;
|
||||
|
||||
return buffer->data;
|
||||
}
|
||||
|
||||
static void frame_done_cb(void* data, struct wl_callback* callback, uint32_t time);
|
||||
|
||||
static const struct wl_callback_listener frame_listener = { frame_done_cb };
|
||||
|
||||
#ifdef UWAC_HAVE_PIXMAN_REGION
|
||||
static void damage_surface(UwacWindow* window, UwacBuffer* buffer, int scale)
|
||||
{
|
||||
int nrects = 0;
|
||||
const pixman_box32_t* box = pixman_region32_rectangles(&buffer->damage, &nrects);
|
||||
|
||||
for (int i = 0; i < nrects; i++, box++)
|
||||
{
|
||||
const int x = ((int)floor(box->x1 / scale)) - 1;
|
||||
const int y = ((int)floor(box->y1 / scale)) - 1;
|
||||
const int w = ((int)ceil((box->x2 - box->x1) / scale)) + 2;
|
||||
const int h = ((int)ceil((box->y2 - box->y1) / scale)) + 2;
|
||||
wl_surface_damage(window->surface, x, y, w, h);
|
||||
}
|
||||
|
||||
pixman_region32_clear(&buffer->damage);
|
||||
}
|
||||
#else
|
||||
static void damage_surface(UwacWindow* window, UwacBuffer* buffer, int scale)
|
||||
{
|
||||
uint32_t nrects = 0;
|
||||
const RECTANGLE_16* boxes = region16_rects(&buffer->damage, &nrects);
|
||||
|
||||
for (UINT32 i = 0; i < nrects; i++)
|
||||
{
|
||||
const RECTANGLE_16* box = &boxes[i];
|
||||
const double dx = floor(1.0 * box->left / scale);
|
||||
const double dy = floor(1.0 * box->top / scale);
|
||||
const double dw = ceil(1.0 * (box->right - box->left) / scale);
|
||||
const double dh = ceil(1.0 * (box->bottom - box->top) / scale);
|
||||
const int x = ((int)dx) - 1;
|
||||
const int y = ((int)dy) - 1;
|
||||
const int w = ((int)dw) + 2;
|
||||
const int h = ((int)dh) + 2;
|
||||
wl_surface_damage(window->surface, x, y, w, h);
|
||||
}
|
||||
|
||||
region16_clear(&buffer->damage);
|
||||
}
|
||||
#endif
|
||||
|
||||
static void UwacSubmitBufferPtr(UwacWindow* window, UwacBuffer* buffer)
|
||||
{
|
||||
wl_surface_attach(window->surface, buffer->wayland_buffer, 0, 0);
|
||||
|
||||
int scale = window->display->actual_scale;
|
||||
damage_surface(window, buffer, scale);
|
||||
|
||||
struct wl_callback* frame_callback = wl_surface_frame(window->surface);
|
||||
wl_callback_add_listener(frame_callback, &frame_listener, window);
|
||||
wl_surface_commit(window->surface);
|
||||
buffer->dirty = false;
|
||||
}
|
||||
|
||||
static void frame_done_cb(void* data, struct wl_callback* callback, uint32_t time)
|
||||
{
|
||||
UwacWindow* window = (UwacWindow*)data;
|
||||
UwacFrameDoneEvent* event = nullptr;
|
||||
|
||||
wl_callback_destroy(callback);
|
||||
window->pendingBufferIdx = -1;
|
||||
event = (UwacFrameDoneEvent*)UwacDisplayNewEvent(window->display, UWAC_EVENT_FRAME_DONE);
|
||||
|
||||
if (event)
|
||||
event->window = window;
|
||||
}
|
||||
|
||||
#ifdef UWAC_HAVE_PIXMAN_REGION
|
||||
UwacReturnCode UwacWindowAddDamage(UwacWindow* window, uint32_t x, uint32_t y, uint32_t width,
|
||||
uint32_t height)
|
||||
{
|
||||
UwacBuffer* buf = nullptr;
|
||||
|
||||
if (window->drawingBufferIdx < 0)
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
buf = &window->buffers[window->drawingBufferIdx];
|
||||
if (!pixman_region32_union_rect(&buf->damage, &buf->damage, x, y, width, height))
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
buf->dirty = true;
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
#else
|
||||
UwacReturnCode UwacWindowAddDamage(UwacWindow* window, uint32_t x, uint32_t y, uint32_t width,
|
||||
uint32_t height)
|
||||
{
|
||||
RECTANGLE_16 box;
|
||||
UwacBuffer* buf = nullptr;
|
||||
|
||||
box.left = x;
|
||||
box.top = y;
|
||||
box.right = x + width;
|
||||
box.bottom = y + height;
|
||||
|
||||
if (window->drawingBufferIdx < 0)
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
buf = &window->buffers[window->drawingBufferIdx];
|
||||
if (!buf)
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
if (!region16_union_rect(&buf->damage, &buf->damage, &box))
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
buf->dirty = true;
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
#endif
|
||||
|
||||
UwacReturnCode UwacWindowGetDrawingBufferGeometry(UwacWindow* window, UwacSize* geometry,
|
||||
size_t* stride)
|
||||
{
|
||||
if (!window || (window->drawingBufferIdx < 0))
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
if (geometry)
|
||||
{
|
||||
geometry->width = window->width;
|
||||
geometry->height = window->height;
|
||||
}
|
||||
|
||||
if (stride)
|
||||
*stride = window->stride;
|
||||
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacWindowSubmitBuffer(UwacWindow* window, bool copyContentForNextFrame)
|
||||
{
|
||||
UwacBuffer* currentDrawingBuffer = nullptr;
|
||||
UwacBuffer* nextDrawingBuffer = nullptr;
|
||||
UwacBuffer* pendingBuffer = nullptr;
|
||||
|
||||
if (window->drawingBufferIdx < 0)
|
||||
return UWAC_ERROR_INTERNAL;
|
||||
|
||||
currentDrawingBuffer = &window->buffers[window->drawingBufferIdx];
|
||||
|
||||
if ((window->pendingBufferIdx >= 0) || !currentDrawingBuffer->dirty)
|
||||
return UWAC_SUCCESS;
|
||||
|
||||
window->pendingBufferIdx = window->drawingBufferIdx;
|
||||
nextDrawingBuffer = UwacWindowFindFreeBuffer(window, &window->drawingBufferIdx);
|
||||
pendingBuffer = &window->buffers[window->pendingBufferIdx];
|
||||
|
||||
if ((!nextDrawingBuffer) || (window->drawingBufferIdx < 0))
|
||||
return UWAC_ERROR_NOMEMORY;
|
||||
|
||||
if (copyContentForNextFrame)
|
||||
memcpy(nextDrawingBuffer->data, pendingBuffer->data,
|
||||
1ull * window->stride * window->height);
|
||||
|
||||
UwacSubmitBufferPtr(window, pendingBuffer);
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacWindowGetGeometry(UwacWindow* window, UwacSize* geometry)
|
||||
{
|
||||
assert(window);
|
||||
assert(geometry);
|
||||
geometry->width = window->width;
|
||||
geometry->height = window->height;
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
UwacReturnCode UwacWindowSetFullscreenState(UwacWindow* window, UwacOutput* output,
|
||||
bool isFullscreen)
|
||||
{
|
||||
if (window->xdg_toplevel)
|
||||
{
|
||||
if (isFullscreen)
|
||||
{
|
||||
xdg_toplevel_set_fullscreen(window->xdg_toplevel, output ? output->output : nullptr);
|
||||
}
|
||||
else
|
||||
{
|
||||
xdg_toplevel_unset_fullscreen(window->xdg_toplevel);
|
||||
}
|
||||
}
|
||||
else if (window->shell_surface)
|
||||
{
|
||||
if (isFullscreen)
|
||||
{
|
||||
wl_shell_surface_set_fullscreen(window->shell_surface,
|
||||
WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT, 0,
|
||||
output ? output->output : nullptr);
|
||||
}
|
||||
else
|
||||
{
|
||||
wl_shell_surface_set_toplevel(window->shell_surface);
|
||||
}
|
||||
}
|
||||
|
||||
return UWAC_SUCCESS;
|
||||
}
|
||||
|
||||
void UwacWindowSetTitle(UwacWindow* window, const char* name)
|
||||
{
|
||||
if (window->xdg_toplevel)
|
||||
xdg_toplevel_set_title(window->xdg_toplevel, name);
|
||||
else if (window->shell_surface)
|
||||
wl_shell_surface_set_title(window->shell_surface, name);
|
||||
}
|
||||
|
||||
void UwacWindowSetAppId(UwacWindow* window, const char* app_id)
|
||||
{
|
||||
if (window->xdg_toplevel)
|
||||
xdg_toplevel_set_app_id(window->xdg_toplevel, app_id);
|
||||
}
|
||||
Reference in New Issue
Block a user