/** * FreeRDP: A Remote Desktop Protocol Implementation * X11 RAIL * * Copyright 2011 Marc-Andre Moreau * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include #include #include #include "xf_window.h" #include "xf_rail.h" #define TAG CLIENT_TAG("x11") static const char* error_code_names[] = { "RAIL_EXEC_S_OK", "RAIL_EXEC_E_HOOK_NOT_LOADED", "RAIL_EXEC_E_DECODE_FAILED", "RAIL_EXEC_E_NOT_IN_ALLOWLIST", "RAIL_EXEC_E_FILE_NOT_FOUND", "RAIL_EXEC_E_FAIL", "RAIL_EXEC_E_SESSION_LOCKED" }; #ifdef WITH_DEBUG_RAIL static const char* movetype_names[] = { "(invalid)", "RAIL_WMSZ_LEFT", "RAIL_WMSZ_RIGHT", "RAIL_WMSZ_TOP", "RAIL_WMSZ_TOPLEFT", "RAIL_WMSZ_TOPRIGHT", "RAIL_WMSZ_BOTTOM", "RAIL_WMSZ_BOTTOMLEFT", "RAIL_WMSZ_BOTTOMRIGHT", "RAIL_WMSZ_MOVE", "RAIL_WMSZ_KEYMOVE", "RAIL_WMSZ_KEYSIZE" }; #endif struct xf_rail_icon { long* data; int length; }; typedef struct xf_rail_icon xfRailIcon; struct xf_rail_icon_cache { xfRailIcon* entries; UINT32 numCaches; UINT32 numCacheEntries; xfRailIcon scratch; }; typedef struct xf_rail_icon_cache xfRailIconCache; void xf_rail_enable_remoteapp_mode(xfContext* xfc) { if (!xfc->remote_app) { xfc->remote_app = TRUE; xfc->drawable = xf_CreateDummyWindow(xfc); xf_DestroyDesktopWindow(xfc, xfc->window); xfc->window = NULL; } } void xf_rail_disable_remoteapp_mode(xfContext* xfc) { if (xfc->remote_app) { xfc->remote_app = FALSE; xf_DestroyDummyWindow(xfc, xfc->drawable); xf_create_window(xfc); } } void xf_rail_send_activate(xfContext* xfc, Window xwindow, BOOL enabled) { xfAppWindow* appWindow; RAIL_ACTIVATE_ORDER activate; appWindow = xf_AppWindowFromX11Window(xfc, xwindow); if (!appWindow) return; if (enabled) xf_SetWindowStyle(xfc, appWindow, appWindow->dwStyle, appWindow->dwExStyle); else xf_SetWindowStyle(xfc, appWindow, 0, 0); activate.windowId = appWindow->windowId; activate.enabled = enabled; xfc->rail->ClientActivate(xfc->rail, &activate); } void xf_rail_send_client_system_command(xfContext* xfc, UINT32 windowId, UINT16 command) { RAIL_SYSCOMMAND_ORDER syscommand; syscommand.windowId = windowId; syscommand.command = command; xfc->rail->ClientSystemCommand(xfc->rail, &syscommand); } /** * The position of the X window can become out of sync with the RDP window * if the X window is moved locally by the window manager. In this event * send an update to the RDP server informing it of the new window position * and size. */ void xf_rail_adjust_position(xfContext* xfc, xfAppWindow* appWindow) { RAIL_WINDOW_MOVE_ORDER windowMove; if (!appWindow->is_mapped || appWindow->local_move.state != LMS_NOT_ACTIVE) return; /* If current window position disagrees with RDP window position, send update to RDP server */ if (appWindow->x != appWindow->windowOffsetX || appWindow->y != appWindow->windowOffsetY || appWindow->width != appWindow->windowWidth || appWindow->height != appWindow->windowHeight) { windowMove.windowId = appWindow->windowId; /* * Calculate new size/position for the rail window(new values for windowOffsetX/windowOffsetY/windowWidth/windowHeight) on the server */ windowMove.left = appWindow->x; windowMove.top = appWindow->y; windowMove.right = windowMove.left + appWindow->width; windowMove.bottom = windowMove.top + appWindow->height; xfc->rail->ClientWindowMove(xfc->rail, &windowMove); } } void xf_rail_end_local_move(xfContext* xfc, xfAppWindow* appWindow) { int x, y; int child_x; int child_y; unsigned int mask; Window root_window; Window child_window; RAIL_WINDOW_MOVE_ORDER windowMove; rdpInput* input = xfc->context.input; /* * For keyboard moves send and explicit update to RDP server */ windowMove.windowId = appWindow->windowId; /* * Calculate new size/position for the rail window(new values for windowOffsetX/windowOffsetY/windowWidth/windowHeight) on the server * */ windowMove.left = appWindow->x; windowMove.top = appWindow->y; windowMove.right = windowMove.left + appWindow->width; /* In the update to RDP the position is one past the window */ windowMove.bottom = windowMove.top + appWindow->height; xfc->rail->ClientWindowMove(xfc->rail, &windowMove); /* * Simulate button up at new position to end the local move (per RDP spec) */ XQueryPointer(xfc->display, appWindow->handle, &root_window, &child_window, &x, &y, &child_x, &child_y, &mask); /* only send the mouse coordinates if not a keyboard move or size */ if ((appWindow->local_move.direction != _NET_WM_MOVERESIZE_MOVE_KEYBOARD) && (appWindow->local_move.direction != _NET_WM_MOVERESIZE_SIZE_KEYBOARD)) { input->MouseEvent(input, PTR_FLAGS_BUTTON1, x, y); } /* * Proactively update the RAIL window dimensions. There is a race condition where * we can start to receive GDI orders for the new window dimensions before we * receive the RAIL ORDER for the new window size. This avoids that race condition. */ appWindow->windowOffsetX = appWindow->x; appWindow->windowOffsetY = appWindow->y; appWindow->windowWidth = appWindow->width; appWindow->windowHeight = appWindow->height; appWindow->local_move.state = LMS_TERMINATING; } static void xf_rail_invalidate_region(xfContext* xfc, REGION16* invalidRegion) { int index; int count; RECTANGLE_16 updateRect; RECTANGLE_16 windowRect; ULONG_PTR* pKeys = NULL; xfAppWindow* appWindow; const RECTANGLE_16* extents; REGION16 windowInvalidRegion; region16_init(&windowInvalidRegion); count = HashTable_GetKeys(xfc->railWindows, &pKeys); for (index = 0; index < count; index++) { appWindow = (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, (void*)pKeys[index]); if (appWindow) { windowRect.left = MAX(appWindow->x, 0); windowRect.top = MAX(appWindow->y, 0); windowRect.right = MAX(appWindow->x + appWindow->width, 0); windowRect.bottom = MAX(appWindow->y + appWindow->height, 0); region16_clear(&windowInvalidRegion); region16_intersect_rect(&windowInvalidRegion, invalidRegion, &windowRect); if (!region16_is_empty(&windowInvalidRegion)) { extents = region16_extents(&windowInvalidRegion); updateRect.left = extents->left - appWindow->x; updateRect.top = extents->top - appWindow->y; updateRect.right = extents->right - appWindow->x; updateRect.bottom = extents->bottom - appWindow->y; xf_UpdateWindowArea(xfc, appWindow, updateRect.left, updateRect.top, updateRect.right - updateRect.left, updateRect.bottom - updateRect.top); } } } free(pKeys); region16_uninit(&windowInvalidRegion); } void xf_rail_paint(xfContext* xfc, INT32 uleft, INT32 utop, UINT32 uright, UINT32 ubottom) { REGION16 invalidRegion; RECTANGLE_16 invalidRect; invalidRect.left = uleft; invalidRect.top = utop; invalidRect.right = uright; invalidRect.bottom = ubottom; region16_init(&invalidRegion); region16_union_rect(&invalidRegion, &invalidRegion, &invalidRect); xf_rail_invalidate_region(xfc, &invalidRegion); region16_uninit(&invalidRegion); } /* RemoteApp Core Protocol Extension */ static BOOL xf_rail_window_common(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, WINDOW_STATE_ORDER* windowState) { xfAppWindow* appWindow = NULL; xfContext* xfc = (xfContext*) context; UINT32 fieldFlags = orderInfo->fieldFlags; BOOL position_or_size_updated = FALSE; if (fieldFlags & WINDOW_ORDER_STATE_NEW) { appWindow = (xfAppWindow*) calloc(1, sizeof(xfAppWindow)); if (!appWindow) return FALSE; appWindow->xfc = xfc; appWindow->windowId = orderInfo->windowId; appWindow->dwStyle = windowState->style; appWindow->dwExStyle = windowState->extendedStyle; appWindow->x = appWindow->windowOffsetX = windowState->windowOffsetX; appWindow->y = appWindow->windowOffsetY = windowState->windowOffsetY; appWindow->width = appWindow->windowWidth = windowState->windowWidth; appWindow->height = appWindow->windowHeight = windowState->windowHeight; /* Ensure window always gets a window title */ if (fieldFlags & WINDOW_ORDER_FIELD_TITLE) { char* title = NULL; if (windowState->titleInfo.length == 0) { if (!(title = _strdup(""))) { WLog_ERR(TAG, "failed to duplicate empty window title string"); /* error handled below */ } } else if (ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) windowState->titleInfo.string, windowState->titleInfo.length / 2, &title, 0, NULL, NULL) < 1) { WLog_ERR(TAG, "failed to convert window title"); /* error handled below */ } appWindow->title = title; } else { if (!(appWindow->title = _strdup("RdpRailWindow"))) WLog_ERR(TAG, "failed to duplicate default window title string"); } if (!appWindow->title) { free(appWindow); return FALSE; } HashTable_Add(xfc->railWindows, &appWindow->windowId, (void*) appWindow); xf_AppWindowInit(xfc, appWindow); } else { appWindow = (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, &orderInfo->windowId); } if (!appWindow) return FALSE; /* Keep track of any position/size update so that we can force a refresh of the window */ if ((fieldFlags & WINDOW_ORDER_FIELD_WND_OFFSET) || (fieldFlags & WINDOW_ORDER_FIELD_WND_SIZE) || (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_OFFSET) || (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_SIZE) || (fieldFlags & WINDOW_ORDER_FIELD_WND_CLIENT_DELTA) || (fieldFlags & WINDOW_ORDER_FIELD_VIS_OFFSET) || (fieldFlags & WINDOW_ORDER_FIELD_VISIBILITY)) { position_or_size_updated = TRUE; } /* Update Parameters */ if (fieldFlags & WINDOW_ORDER_FIELD_WND_OFFSET) { appWindow->windowOffsetX = windowState->windowOffsetX; appWindow->windowOffsetY = windowState->windowOffsetY; } if (fieldFlags & WINDOW_ORDER_FIELD_WND_SIZE) { appWindow->windowWidth = windowState->windowWidth; appWindow->windowHeight = windowState->windowHeight; } if (fieldFlags & WINDOW_ORDER_FIELD_OWNER) { appWindow->ownerWindowId = windowState->ownerWindowId; } if (fieldFlags & WINDOW_ORDER_FIELD_STYLE) { appWindow->dwStyle = windowState->style; appWindow->dwExStyle = windowState->extendedStyle; } if (fieldFlags & WINDOW_ORDER_FIELD_SHOW) { appWindow->showState = windowState->showState; } if (fieldFlags & WINDOW_ORDER_FIELD_TITLE) { char* title = NULL; if (windowState->titleInfo.length == 0) { if (!(title = _strdup(""))) { WLog_ERR(TAG, "failed to duplicate empty window title string"); return FALSE; } } else if (ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) windowState->titleInfo.string, windowState->titleInfo.length / 2, &title, 0, NULL, NULL) < 1) { WLog_ERR(TAG, "failed to convert window title"); return FALSE; } free(appWindow->title); appWindow->title = title; } if (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_OFFSET) { appWindow->clientOffsetX = windowState->clientOffsetX; appWindow->clientOffsetY = windowState->clientOffsetY; } if (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_SIZE) { appWindow->clientAreaWidth = windowState->clientAreaWidth; appWindow->clientAreaHeight = windowState->clientAreaHeight; } if (fieldFlags & WINDOW_ORDER_FIELD_WND_CLIENT_DELTA) { appWindow->windowClientDeltaX = windowState->windowClientDeltaX; appWindow->windowClientDeltaY = windowState->windowClientDeltaY; } if (fieldFlags & WINDOW_ORDER_FIELD_WND_RECTS) { if (appWindow->windowRects) { free(appWindow->windowRects); appWindow->windowRects = NULL; } appWindow->numWindowRects = windowState->numWindowRects; if (appWindow->numWindowRects) { appWindow->windowRects = (RECTANGLE_16*) calloc(appWindow->numWindowRects, sizeof(RECTANGLE_16)); if (!appWindow->windowRects) return FALSE; CopyMemory(appWindow->windowRects, windowState->windowRects, appWindow->numWindowRects * sizeof(RECTANGLE_16)); } } if (fieldFlags & WINDOW_ORDER_FIELD_VIS_OFFSET) { appWindow->visibleOffsetX = windowState->visibleOffsetX; appWindow->visibleOffsetY = windowState->visibleOffsetY; } if (fieldFlags & WINDOW_ORDER_FIELD_VISIBILITY) { if (appWindow->visibilityRects) { free(appWindow->visibilityRects); appWindow->visibilityRects = NULL; } appWindow->numVisibilityRects = windowState->numVisibilityRects; if (appWindow->numVisibilityRects) { appWindow->visibilityRects = (RECTANGLE_16*) calloc( appWindow->numVisibilityRects, sizeof(RECTANGLE_16)); if (!appWindow->visibilityRects) return FALSE; CopyMemory(appWindow->visibilityRects, windowState->visibilityRects, appWindow->numVisibilityRects * sizeof(RECTANGLE_16)); } } /* Update Window */ if (fieldFlags & WINDOW_ORDER_FIELD_STYLE) { } if (fieldFlags & WINDOW_ORDER_FIELD_SHOW) { xf_ShowWindow(xfc, appWindow, appWindow->showState); } if (fieldFlags & WINDOW_ORDER_FIELD_TITLE) { if (appWindow->title) xf_SetWindowText(xfc, appWindow, appWindow->title); } if (position_or_size_updated) { UINT32 visibilityRectsOffsetX = (appWindow->visibleOffsetX - (appWindow->clientOffsetX - appWindow->windowClientDeltaX)); UINT32 visibilityRectsOffsetY = (appWindow->visibleOffsetY - (appWindow->clientOffsetY - appWindow->windowClientDeltaY)); /* * The rail server like to set the window to a small size when it is minimized even though it is hidden * in some cases this can cause the window not to restore back to its original size. Therefore we don't * update our local window when that rail window state is minimized */ if (appWindow->rail_state != WINDOW_SHOW_MINIMIZED) { /* Redraw window area if already in the correct position */ if (appWindow->x == appWindow->windowOffsetX && appWindow->y == appWindow->windowOffsetY && appWindow->width == appWindow->windowWidth && appWindow->height == appWindow->windowHeight) { xf_UpdateWindowArea(xfc, appWindow, 0, 0, appWindow->windowWidth, appWindow->windowHeight); } else { xf_MoveWindow(xfc, appWindow, appWindow->windowOffsetX, appWindow->windowOffsetY, appWindow->windowWidth, appWindow->windowHeight); } xf_SetWindowVisibilityRects(xfc, appWindow, visibilityRectsOffsetX, visibilityRectsOffsetY, appWindow->visibilityRects, appWindow->numVisibilityRects); } } /* We should only be using the visibility rects for shaping the window */ /*if (fieldFlags & WINDOW_ORDER_FIELD_WND_RECTS) { xf_SetWindowRects(xfc, appWindow, appWindow->windowRects, appWindow->numWindowRects); }*/ return TRUE; } static BOOL xf_rail_window_delete(rdpContext* context, WINDOW_ORDER_INFO* orderInfo) { xfContext* xfc = (xfContext*) context; if (!xfc) return FALSE; HashTable_Remove(xfc->railWindows, &orderInfo->windowId); return TRUE; } static xfRailIconCache* RailIconCache_New(rdpSettings* settings) { xfRailIconCache* cache; cache = calloc(1, sizeof(xfRailIconCache)); if (!cache) return NULL; cache->numCaches = settings->RemoteAppNumIconCaches; cache->numCacheEntries = settings->RemoteAppNumIconCacheEntries; cache->entries = calloc(cache->numCaches * cache->numCacheEntries, sizeof(xfRailIcon)); if (!cache->entries) { WLog_ERR(TAG, "failed to allocate icon cache %d x %d entries", cache->numCaches, cache->numCacheEntries); free(cache); return NULL; } return cache; } static void RailIconCache_Free(xfRailIconCache* cache) { UINT32 i; if (cache) { for (i = 0; i < cache->numCaches * cache->numCacheEntries; i++) { free(cache->entries[i].data); } free(cache->scratch.data); free(cache->entries); free(cache); } } static xfRailIcon* RailIconCache_Lookup(xfRailIconCache* cache, UINT8 cacheId, UINT16 cacheEntry) { /* * MS-RDPERP 2.2.1.2.3 Icon Info (TS_ICON_INFO) * * CacheId (1 byte): * If the value is 0xFFFF, the icon SHOULD NOT be cached. * * Yes, the spec says "0xFFFF" in the 2018-03-16 revision, * but the actual protocol field is 1-byte wide. */ if (cacheId == 0xFF) return &cache->scratch; if (cacheId >= cache->numCaches) return NULL; if (cacheEntry >= cache->numCacheEntries) return NULL; return &cache->entries[cache->numCacheEntries * cacheId + cacheEntry]; } /* * DIB color palettes are arrays of RGBQUAD structs with colors in BGRX format. * They are used only by 1, 2, 4, and 8-bit bitmaps. */ static void fill_gdi_palette_for_icon(ICON_INFO* iconInfo, gdiPalette* palette) { UINT32 i; palette->format = PIXEL_FORMAT_BGRX32; ZeroMemory(palette->palette, sizeof(palette->palette)); if (!iconInfo->cbColorTable) return; if ((iconInfo->cbColorTable % 4 != 0) || (iconInfo->cbColorTable / 4 > 256)) { WLog_WARN(TAG, "weird palette size: %u", iconInfo->cbColorTable); return; } for (i = 0; i < iconInfo->cbColorTable / 4; i++) { palette->palette[i] = ReadColor(&iconInfo->colorTable[4 * i], palette->format); } } static BOOL convert_icon_color_to_argb(ICON_INFO* iconInfo, BYTE* argbPixels) { DWORD format; gdiPalette palette; /* * Color formats used by icons are DIB bitmap formats (2-bit format * is not used by MS-RDPERP). Note that 16-bit is RGB555, not RGB565, * and that 32-bit format uses BGRA order. */ switch (iconInfo->bpp) { case 1: case 4: /* * These formats are not supported by freerdp_image_copy(). * PIXEL_FORMAT_MONO and PIXEL_FORMAT_A4 are *not* correct * color formats for this. Please fix freerdp_image_copy() * if you came here to fix a broken icon of some weird app * that still uses 1 or 4bpp format in the 21st century. */ WLog_WARN(TAG, "1bpp and 4bpp icons are not supported"); return FALSE; case 8: format = PIXEL_FORMAT_RGB8; break; case 16: format = PIXEL_FORMAT_RGB15; break; case 24: format = PIXEL_FORMAT_RGB24; break; case 32: format = PIXEL_FORMAT_BGRA32; break; default: WLog_WARN(TAG, "invalid icon bpp: %d", iconInfo->bpp); return FALSE; } fill_gdi_palette_for_icon(iconInfo, &palette); return freerdp_image_copy( argbPixels, PIXEL_FORMAT_ARGB32, 0, 0, 0, iconInfo->width, iconInfo->height, iconInfo->bitsColor, format, 0, 0, 0, &palette, FREERDP_FLIP_VERTICAL ); } static inline UINT32 div_ceil(UINT32 a, UINT32 b) { return (a + (b - 1)) / b; } static inline UINT32 round_up(UINT32 a, UINT32 b) { return b * div_ceil(a, b); } static void apply_icon_alpha_mask(ICON_INFO* iconInfo, BYTE* argbPixels) { BYTE nextBit; BYTE* maskByte; UINT32 x, y; UINT32 stride; if (!iconInfo->cbBitsMask) return; /* * Each byte encodes 8 adjacent pixels (with LSB padding as needed). * And due to hysterical raisins, stride of DIB bitmaps must be * a multiple of 4 bytes. */ stride = round_up(div_ceil(iconInfo->width, 8), 4); for (y = 0; y < iconInfo->height; y++) { /* ɐᴉlɐɹʇsn∀ uᴉ ǝɹ,ǝʍ ʇɐɥʇ ʇǝƃɹoɟ ʇ,uop */ maskByte = &iconInfo->bitsMask[stride * (iconInfo->height - 1 - y)]; nextBit = 0x80; for (x = 0; x < iconInfo->width; x++) { BYTE alpha = (*maskByte & nextBit) ? 0x00 : 0xFF; argbPixels[4 * (x + y * iconInfo->width)] &= alpha; nextBit >>= 1; if (!nextBit) { nextBit = 0x80; maskByte++; } } } } /* * _NET_WM_ICON format is defined as "array of CARDINAL" values which for * Xlib must be represented with an array of C's "long" values. Note that * "long" != "INT32" on 64-bit systems. Therefore we can't simply cast * the bitmap data as (unsigned char*), we have to copy all the pixels. * * The first two values are width and height followed by actual color data * in ARGB format (e.g., 0xFFFF0000L is opaque red), pixels are in normal, * left-to-right top-down order. */ static BOOL convert_rail_icon(ICON_INFO* iconInfo, xfRailIcon* railIcon) { BYTE* argbPixels; BYTE* nextPixel; long* pixels; int i; int nelements; argbPixels = calloc(iconInfo->width * iconInfo->height, 4); if (!argbPixels) goto error; if (!convert_icon_color_to_argb(iconInfo, argbPixels)) goto error; apply_icon_alpha_mask(iconInfo, argbPixels); nelements = 2 + iconInfo->width * iconInfo->height; pixels = realloc(railIcon->data, nelements * sizeof(long)); if (!pixels) goto error; railIcon->data = pixels; railIcon->length = nelements; pixels[0] = iconInfo->width; pixels[1] = iconInfo->height; nextPixel = argbPixels; for (i = 2; i < nelements; i++) { pixels[i] = ReadColor(nextPixel, PIXEL_FORMAT_BGRA32); nextPixel += 4; } free(argbPixels); return TRUE; error: free(argbPixels); return FALSE; } static void xf_rail_set_window_icon(xfContext* xfc, xfAppWindow* railWindow, xfRailIcon* icon, BOOL replace) { XChangeProperty(xfc->display, railWindow->handle, xfc->_NET_WM_ICON, XA_CARDINAL, 32, replace ? PropModeReplace : PropModeAppend, (unsigned char*) icon->data, icon->length); XFlush(xfc->display); } static xfAppWindow* xf_rail_get_window_by_id(xfContext* xfc, UINT32 windowId) { return (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, &windowId); } static BOOL xf_rail_window_icon(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, WINDOW_ICON_ORDER* windowIcon) { xfContext* xfc = (xfContext*) context; xfAppWindow* railWindow; xfRailIcon* icon; BOOL replaceIcon; railWindow = xf_rail_get_window_by_id(xfc, orderInfo->windowId); if (!railWindow) return TRUE; icon = RailIconCache_Lookup(xfc->railIconCache, windowIcon->iconInfo->cacheId, windowIcon->iconInfo->cacheEntry); if (!icon) { WLog_WARN(TAG, "failed to get icon from cache %02X:%04X", windowIcon->iconInfo->cacheId, windowIcon->iconInfo->cacheEntry); return FALSE; } if (!convert_rail_icon(windowIcon->iconInfo, icon)) { WLog_WARN(TAG, "failed to convert icon for window %08X", orderInfo->windowId); return FALSE; } replaceIcon = !!(orderInfo->fieldFlags & WINDOW_ORDER_STATE_NEW); xf_rail_set_window_icon(xfc, railWindow, icon, replaceIcon); return TRUE; } static BOOL xf_rail_window_cached_icon(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, WINDOW_CACHED_ICON_ORDER* windowCachedIcon) { xfContext* xfc = (xfContext*) context; xfAppWindow* railWindow; xfRailIcon* icon; BOOL replaceIcon; railWindow = xf_rail_get_window_by_id(xfc, orderInfo->windowId); if (!railWindow) return TRUE; icon = RailIconCache_Lookup(xfc->railIconCache, windowCachedIcon->cachedIcon.cacheId, windowCachedIcon->cachedIcon.cacheEntry); if (!icon) { WLog_WARN(TAG, "failed to get icon from cache %02X:%04X", windowCachedIcon->cachedIcon.cacheId, windowCachedIcon->cachedIcon.cacheEntry); return FALSE; } replaceIcon = !!(orderInfo->fieldFlags & WINDOW_ORDER_STATE_NEW); xf_rail_set_window_icon(xfc, railWindow, icon, replaceIcon); return TRUE; } static BOOL xf_rail_notify_icon_common(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, NOTIFY_ICON_STATE_ORDER* notifyIconState) { if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_VERSION) { } if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_TIP) { } if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_INFO_TIP) { } if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_STATE) { } if (orderInfo->fieldFlags & WINDOW_ORDER_ICON) { } if (orderInfo->fieldFlags & WINDOW_ORDER_CACHED_ICON) { } return TRUE; } static BOOL xf_rail_notify_icon_create(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, NOTIFY_ICON_STATE_ORDER* notifyIconState) { return xf_rail_notify_icon_common(context, orderInfo, notifyIconState); } static BOOL xf_rail_notify_icon_update(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, NOTIFY_ICON_STATE_ORDER* notifyIconState) { return xf_rail_notify_icon_common(context, orderInfo, notifyIconState); } static BOOL xf_rail_notify_icon_delete(rdpContext* context, WINDOW_ORDER_INFO* orderInfo) { return TRUE; } static BOOL xf_rail_monitored_desktop(rdpContext* context, WINDOW_ORDER_INFO* orderInfo, MONITORED_DESKTOP_ORDER* monitoredDesktop) { return TRUE; } static BOOL xf_rail_non_monitored_desktop(rdpContext* context, WINDOW_ORDER_INFO* orderInfo) { xfContext* xfc = (xfContext*) context; xf_rail_disable_remoteapp_mode(xfc); return TRUE; } static void xf_rail_register_update_callbacks(rdpUpdate* update) { rdpWindowUpdate* window = update->window; window->WindowCreate = xf_rail_window_common; window->WindowUpdate = xf_rail_window_common; window->WindowDelete = xf_rail_window_delete; window->WindowIcon = xf_rail_window_icon; window->WindowCachedIcon = xf_rail_window_cached_icon; window->NotifyIconCreate = xf_rail_notify_icon_create; window->NotifyIconUpdate = xf_rail_notify_icon_update; window->NotifyIconDelete = xf_rail_notify_icon_delete; window->MonitoredDesktop = xf_rail_monitored_desktop; window->NonMonitoredDesktop = xf_rail_non_monitored_desktop; } /* RemoteApp Virtual Channel Extension */ /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_execute_result(RailClientContext* context, const RAIL_EXEC_RESULT_ORDER* execResult) { xfContext* xfc = (xfContext*) context->custom; if (execResult->execResult != RAIL_EXEC_S_OK) { WLog_ERR(TAG, "RAIL exec error: execResult=%s NtError=0x%X\n", error_code_names[execResult->execResult], execResult->rawResult); freerdp_abort_connect(xfc->context.instance); } else { xf_rail_enable_remoteapp_mode(xfc); } return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_system_param(RailClientContext* context, const RAIL_SYSPARAM_ORDER* sysparam) { return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_handshake(RailClientContext* context, const RAIL_HANDSHAKE_ORDER* handshake) { UINT status; RAIL_EXEC_ORDER exec = { 0 }; RAIL_SYSPARAM_ORDER sysparam = { 0 }; RAIL_HANDSHAKE_ORDER clientHandshake; RAIL_CLIENT_STATUS_ORDER clientStatus = { 0 }; xfContext* xfc = (xfContext*) context->custom; rdpSettings* settings = xfc->context.settings; clientHandshake.buildNumber = 0x00001DB0; status = context->ClientHandshake(context, &clientHandshake); if (status != CHANNEL_RC_OK) return status; clientStatus.flags = RAIL_CLIENTSTATUS_ALLOWLOCALMOVESIZE; status = context->ClientInformation(context, &clientStatus); if (status != CHANNEL_RC_OK) return status; if (settings->RemoteAppLanguageBarSupported) { RAIL_LANGBAR_INFO_ORDER langBarInfo; langBarInfo.languageBarStatus = 0x00000008; /* TF_SFT_HIDDEN */ context->ClientLanguageBarInfo(context, &langBarInfo); } sysparam.params = 0; sysparam.params |= SPI_MASK_SET_HIGH_CONTRAST; sysparam.highContrast.colorScheme.string = NULL; sysparam.highContrast.colorScheme.length = 0; sysparam.highContrast.flags = 0x7E; sysparam.params |= SPI_MASK_SET_MOUSE_BUTTON_SWAP; sysparam.mouseButtonSwap = FALSE; sysparam.params |= SPI_MASK_SET_KEYBOARD_PREF; sysparam.keyboardPref = FALSE; sysparam.params |= SPI_MASK_SET_DRAG_FULL_WINDOWS; sysparam.dragFullWindows = FALSE; sysparam.params |= SPI_MASK_SET_KEYBOARD_CUES; sysparam.keyboardCues = FALSE; sysparam.params |= SPI_MASK_SET_WORK_AREA; sysparam.workArea.left = 0; sysparam.workArea.top = 0; sysparam.workArea.right = settings->DesktopWidth; sysparam.workArea.bottom = settings->DesktopHeight; sysparam.dragFullWindows = FALSE; status = context->ClientSystemParam(context, &sysparam); if (status != CHANNEL_RC_OK) return status; exec.RemoteApplicationProgram = settings->RemoteApplicationProgram; exec.RemoteApplicationWorkingDir = settings->ShellWorkingDirectory; exec.RemoteApplicationArguments = settings->RemoteApplicationCmdLine; return context->ClientExecute(context, &exec); } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_handshake_ex(RailClientContext* context, const RAIL_HANDSHAKE_EX_ORDER* handshakeEx) { return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_local_move_size(RailClientContext* context, const RAIL_LOCALMOVESIZE_ORDER* localMoveSize) { int x = 0, y = 0; int direction = 0; Window child_window; xfAppWindow* appWindow = NULL; xfContext* xfc = (xfContext*) context->custom; appWindow = (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, (void*)&localMoveSize->windowId); if (!appWindow) return ERROR_INTERNAL_ERROR; switch (localMoveSize->moveSizeType) { case RAIL_WMSZ_LEFT: direction = _NET_WM_MOVERESIZE_SIZE_LEFT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_RIGHT: direction = _NET_WM_MOVERESIZE_SIZE_RIGHT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_TOP: direction = _NET_WM_MOVERESIZE_SIZE_TOP; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_TOPLEFT: direction = _NET_WM_MOVERESIZE_SIZE_TOPLEFT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_TOPRIGHT: direction = _NET_WM_MOVERESIZE_SIZE_TOPRIGHT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_BOTTOM: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOM; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_BOTTOMLEFT: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_BOTTOMRIGHT: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT; x = localMoveSize->posX; y = localMoveSize->posY; break; case RAIL_WMSZ_MOVE: direction = _NET_WM_MOVERESIZE_MOVE; XTranslateCoordinates(xfc->display, appWindow->handle, RootWindowOfScreen(xfc->screen), localMoveSize->posX, localMoveSize->posY, &x, &y, &child_window); break; case RAIL_WMSZ_KEYMOVE: direction = _NET_WM_MOVERESIZE_MOVE_KEYBOARD; x = localMoveSize->posX; y = localMoveSize->posY; /* FIXME: local keyboard moves not working */ return CHANNEL_RC_OK; case RAIL_WMSZ_KEYSIZE: direction = _NET_WM_MOVERESIZE_SIZE_KEYBOARD; x = localMoveSize->posX; y = localMoveSize->posY; /* FIXME: local keyboard moves not working */ return CHANNEL_RC_OK; } if (localMoveSize->isMoveSizeStart) xf_StartLocalMoveSize(xfc, appWindow, direction, x, y); else xf_EndLocalMoveSize(xfc, appWindow); return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_min_max_info(RailClientContext* context, const RAIL_MINMAXINFO_ORDER* minMaxInfo) { xfAppWindow* appWindow = NULL; xfContext* xfc = (xfContext*) context->custom; appWindow = (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, (void*)&minMaxInfo->windowId); if (appWindow) { xf_SetWindowMinMaxInfo(xfc, appWindow, minMaxInfo->maxWidth, minMaxInfo->maxHeight, minMaxInfo->maxPosX, minMaxInfo->maxPosY, minMaxInfo->minTrackWidth, minMaxInfo->minTrackHeight, minMaxInfo->maxTrackWidth, minMaxInfo->maxTrackHeight); } return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_language_bar_info(RailClientContext* context, const RAIL_LANGBAR_INFO_ORDER* langBarInfo) { return CHANNEL_RC_OK; } /** * Function description * * @return 0 on success, otherwise a Win32 error code */ static UINT xf_rail_server_get_appid_response(RailClientContext* context, const RAIL_GET_APPID_RESP_ORDER* getAppIdResp) { return CHANNEL_RC_OK; } static BOOL rail_window_key_equals(void* key1, void* key2) { return *(UINT32*)key1 == *(UINT32*)key2; } static UINT32 rail_window_key_hash(void* key) { return *(UINT32*)key; } static void rail_window_free(void* value) { xfAppWindow* appWindow = (xfAppWindow*) value; if (!appWindow) return; xf_DestroyWindow(appWindow->xfc, appWindow); } int xf_rail_init(xfContext* xfc, RailClientContext* rail) { rdpContext* context = (rdpContext*) xfc; if (!xfc || !rail) return 0; xfc->rail = rail; xf_rail_register_update_callbacks(context->update); rail->custom = (void*) xfc; rail->ServerExecuteResult = xf_rail_server_execute_result; rail->ServerSystemParam = xf_rail_server_system_param; rail->ServerHandshake = xf_rail_server_handshake; rail->ServerHandshakeEx = xf_rail_server_handshake_ex; rail->ServerLocalMoveSize = xf_rail_server_local_move_size; rail->ServerMinMaxInfo = xf_rail_server_min_max_info; rail->ServerLanguageBarInfo = xf_rail_server_language_bar_info; rail->ServerGetAppIdResponse = xf_rail_server_get_appid_response; xfc->railWindows = HashTable_New(TRUE); if (!xfc->railWindows) return 0; xfc->railWindows->keyCompare = rail_window_key_equals; xfc->railWindows->hash = rail_window_key_hash; xfc->railWindows->valueFree = rail_window_free; xfc->railIconCache = RailIconCache_New(xfc->context.settings); if (!xfc->railIconCache) { HashTable_Free(xfc->railWindows); return 0; } return 1; } int xf_rail_uninit(xfContext* xfc, RailClientContext* rail) { if (xfc->rail) { xfc->rail->custom = NULL; xfc->rail = NULL; } if (xfc->railWindows) { HashTable_Free(xfc->railWindows); xfc->railWindows = NULL; } if (xfc->railIconCache) { RailIconCache_Free(xfc->railIconCache); xfc->railIconCache = NULL; } return 1; }