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FreeRDP/client/X11/xf_rail.c
akallabeth 7a71441476 [warnings] fix integer multiplications 
Ensure the integer width for size arguments is 64bit in a
multiplication. Leading 64bit constant 1ull expands width, a trailing
one is ignored.
2023-08-22 11:55:00 +02:00

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* X11 RAIL
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#include <freerdp/config.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#include <winpr/assert.h>
#include <winpr/wlog.h>
#include <winpr/print.h>
#include <freerdp/client/rail.h>
#include "xf_window.h"
#include "xf_rail.h"
#include "xf_utils.h"
#include <freerdp/log.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
{
xfContext* xfc;
const RECTANGLE_16* rect;
} rail_paint_fn_arg_t;
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);
xf_create_image(xfc);
}
}
void xf_rail_send_activate(xfContext* xfc, Window xwindow, BOOL enabled)
{
RAIL_ACTIVATE_ORDER activate;
xfAppWindow* 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 != (INT64)appWindow->windowWidth ||
appWindow->height != (INT64)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 - appWindow->resizeMarginLeft;
windowMove.top = appWindow->y - appWindow->resizeMarginTop;
windowMove.right = appWindow->x + appWindow->width + appWindow->resizeMarginRight;
windowMove.bottom = appWindow->y + appWindow->height + appWindow->resizeMarginBottom;
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;
rdpInput* input;
WINPR_ASSERT(xfc);
input = xfc->common.context.input;
WINPR_ASSERT(input);
if ((appWindow->local_move.direction == _NET_WM_MOVERESIZE_MOVE_KEYBOARD) ||
(appWindow->local_move.direction == _NET_WM_MOVERESIZE_SIZE_KEYBOARD))
{
RAIL_WINDOW_MOVE_ORDER windowMove;
/*
* 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 - appWindow->resizeMarginLeft;
windowMove.top = appWindow->y - appWindow->resizeMarginTop;
windowMove.right =
appWindow->x + appWindow->width +
appWindow
->resizeMarginRight; /* In the update to RDP the position is one past the window */
windowMove.bottom = appWindow->y + appWindow->height + appWindow->resizeMarginBottom;
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))
{
freerdp_client_send_button_event(&xfc->common, FALSE, 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;
}
BOOL xf_rail_paint_surface(xfContext* xfc, UINT64 windowId, const RECTANGLE_16* rect)
{
xfAppWindow* appWindow = xf_rail_get_window(xfc, windowId);
WINPR_ASSERT(rect);
if (!appWindow)
return FALSE;
const RECTANGLE_16 windowRect = { .left = MAX(appWindow->x, 0),
.top = MAX(appWindow->y, 0),
.right = MAX(appWindow->x + appWindow->width, 0),
.bottom = MAX(appWindow->y + appWindow->height, 0) };
REGION16 windowInvalidRegion = { 0 };
region16_init(&windowInvalidRegion);
region16_union_rect(&windowInvalidRegion, &windowInvalidRegion, &windowRect);
region16_intersect_rect(&windowInvalidRegion, &windowInvalidRegion, rect);
if (!region16_is_empty(&windowInvalidRegion))
{
const RECTANGLE_16* extents = region16_extents(&windowInvalidRegion);
const RECTANGLE_16 updateRect = { .left = extents->left - appWindow->x,
.top = extents->top - appWindow->y,
.right = extents->right - appWindow->x,
.bottom = extents->bottom - appWindow->y };
xf_UpdateWindowArea(xfc, appWindow, updateRect.left, updateRect.top,
updateRect.right - updateRect.left, updateRect.bottom - updateRect.top);
}
region16_uninit(&windowInvalidRegion);
return TRUE;
}
static BOOL rail_paint_fn(const void* pvkey, void* value, void* pvarg)
{
rail_paint_fn_arg_t* arg = pvarg;
WINPR_ASSERT(pvkey);
WINPR_ASSERT(arg);
const UINT64 key = *(const UINT64*)pvkey;
return xf_rail_paint_surface(arg->xfc, key, arg->rect);
}
BOOL xf_rail_paint(xfContext* xfc, const RECTANGLE_16* rect)
{
rail_paint_fn_arg_t arg = { .xfc = xfc, .rect = rect };
WINPR_ASSERT(xfc);
WINPR_ASSERT(rect);
if (!xfc->railWindows)
return TRUE;
return HashTable_Foreach(xfc->railWindows, rail_paint_fn, &arg);
}
/* RemoteApp Core Protocol Extension */
static BOOL xf_rail_window_common(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_STATE_ORDER* windowState)
{
xfAppWindow* appWindow = NULL;
xfContext* xfc = (xfContext*)context;
UINT32 fieldFlags = orderInfo->fieldFlags;
BOOL position_or_size_updated = FALSE;
appWindow = xf_rail_get_window(xfc, orderInfo->windowId);
if (fieldFlags & WINDOW_ORDER_STATE_NEW)
{
if (!appWindow)
appWindow = xf_rail_add_window(xfc, orderInfo->windowId, windowState->windowOffsetX,
windowState->windowOffsetY, windowState->windowWidth,
windowState->windowHeight, 0xFFFFFFFF);
if (!appWindow)
return FALSE;
appWindow->dwStyle = windowState->style;
appWindow->dwExStyle = windowState->extendedStyle;
/* Ensure window always gets a window title */
if (fieldFlags & WINDOW_ORDER_FIELD_TITLE)
{
union
{
WCHAR* wc;
BYTE* b;
} cnv;
char* title = NULL;
cnv.b = windowState->titleInfo.string;
if (windowState->titleInfo.length == 0)
{
if (!(title = _strdup("")))
{
WLog_ERR(TAG, "failed to duplicate empty window title string");
/* error handled below */
}
}
else if (!(title = ConvertWCharNToUtf8Alloc(
cnv.wc, windowState->titleInfo.length / sizeof(WCHAR), NULL)))
{
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;
}
xf_AppWindowInit(xfc, appWindow);
}
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_RESIZE_MARGIN_X)
{
appWindow->resizeMarginLeft = windowState->resizeMarginLeft;
appWindow->resizeMarginRight = windowState->resizeMarginRight;
}
if (fieldFlags & WINDOW_ORDER_FIELD_RESIZE_MARGIN_Y)
{
appWindow->resizeMarginTop = windowState->resizeMarginTop;
appWindow->resizeMarginBottom = windowState->resizeMarginBottom;
}
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;
union
{
WCHAR* wc;
BYTE* b;
} cnv;
cnv.b = windowState->titleInfo.string;
if (windowState->titleInfo.length == 0)
{
if (!(title = _strdup("")))
{
WLog_ERR(TAG, "failed to duplicate empty window title string");
return FALSE;
}
}
else if (!(title = ConvertWCharNToUtf8Alloc(
cnv.wc, windowState->titleInfo.length / sizeof(WCHAR), NULL)))
{
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 == (INT64)appWindow->windowOffsetX &&
appWindow->y == (INT64)appWindow->windowOffsetY &&
appWindow->width == (INT64)appWindow->windowWidth &&
appWindow->height == (INT64)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, const WINDOW_ORDER_INFO* orderInfo)
{
xfContext* xfc = (xfContext*)context;
return xf_rail_del_window(xfc, orderInfo->windowId);
}
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(1ull * cache->numCaches * cache->numCacheEntries, sizeof(xfRailIcon));
if (!cache->entries)
{
WLog_ERR(TAG, "failed to allocate icon cache %" PRIu32 " x %" PRIu32 " 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];
}
/*
* _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(const ICON_INFO* iconInfo, xfRailIcon* railIcon)
{
BYTE* argbPixels = NULL;
BYTE* nextPixel;
long* pixels;
int i;
int nelements;
argbPixels = calloc(1ull * iconInfo->width * iconInfo->height, 4);
if (!argbPixels)
goto error;
if (!freerdp_image_copy_from_icon_data(
argbPixels, PIXEL_FORMAT_ARGB32, 0, 0, 0, iconInfo->width, iconInfo->height,
iconInfo->bitsColor, iconInfo->cbBitsColor, iconInfo->bitsMask, iconInfo->cbBitsMask,
iconInfo->colorTable, iconInfo->cbColorTable, iconInfo->bpp))
goto error;
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] = FreeRDPReadColor(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)
{
WINPR_ASSERT(xfc);
LogTagAndXChangeProperty(TAG, xfc->display, railWindow->handle, xfc->_NET_WM_ICON, XA_CARDINAL,
32, replace ? PropModeReplace : PropModeAppend,
(unsigned char*)icon->data, icon->length);
XFlush(xfc->display);
}
static BOOL xf_rail_window_icon(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_ICON_ORDER* windowIcon)
{
xfContext* xfc = (xfContext*)context;
xfAppWindow* railWindow;
xfRailIcon* icon;
BOOL replaceIcon;
railWindow = xf_rail_get_window(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, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_CACHED_ICON_ORDER* windowCachedIcon)
{
xfContext* xfc = (xfContext*)context;
xfAppWindow* railWindow;
xfRailIcon* icon;
BOOL replaceIcon;
railWindow = xf_rail_get_window(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, const WINDOW_ORDER_INFO* orderInfo,
const 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, const WINDOW_ORDER_INFO* orderInfo,
const NOTIFY_ICON_STATE_ORDER* notifyIconState)
{
return xf_rail_notify_icon_common(context, orderInfo, notifyIconState);
}
static BOOL xf_rail_notify_icon_update(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const NOTIFY_ICON_STATE_ORDER* notifyIconState)
{
return xf_rail_notify_icon_common(context, orderInfo, notifyIconState);
}
static BOOL xf_rail_notify_icon_delete(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo)
{
return TRUE;
}
static BOOL xf_rail_monitored_desktop(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const MONITORED_DESKTOP_ORDER* monitoredDesktop)
{
return TRUE;
}
static BOOL xf_rail_non_monitored_desktop(rdpContext* context, const 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;
WINPR_ASSERT(context);
WINPR_ASSERT(execResult);
xfc = (xfContext*)context->custom;
WINPR_ASSERT(xfc);
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_context(&xfc->common.context);
}
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)
{
// TODO: Actually apply param
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)
{
return client_rail_server_start_cmd(context);
}
/**
* 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 client_rail_server_start_cmd(context);
}
/**
* 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;
xfContext* xfc = (xfContext*)context->custom;
xfAppWindow* appWindow = xf_rail_get_window(xfc, 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)
{
xfContext* xfc = (xfContext*)context->custom;
xfAppWindow* appWindow = xf_rail_get_window(xfc, 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(const void* key1, const void* key2)
{
const UINT64* k1 = (const UINT64*)key1;
const UINT64* k2 = (const UINT64*)key2;
if (!k1 || !k2)
return FALSE;
return *k1 == *k2;
}
static UINT32 rail_window_key_hash(const void* key)
{
const UINT64* k1 = (const UINT64*)key;
return (UINT32)*k1;
}
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;
if (!HashTable_SetHashFunction(xfc->railWindows, rail_window_key_hash))
goto fail;
{
wObject* obj = HashTable_KeyObject(xfc->railWindows);
obj->fnObjectEquals = rail_window_key_equals;
}
{
wObject* obj = HashTable_ValueObject(xfc->railWindows);
obj->fnObjectFree = rail_window_free;
}
xfc->railIconCache = RailIconCache_New(xfc->common.context.settings);
if (!xfc->railIconCache)
{
}
return 1;
fail:
HashTable_Free(xfc->railWindows);
return 0;
}
int xf_rail_uninit(xfContext* xfc, RailClientContext* rail)
{
WINPR_UNUSED(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;
}
xfAppWindow* xf_rail_add_window(xfContext* xfc, UINT64 id, UINT32 x, UINT32 y, UINT32 width,
UINT32 height, UINT32 surfaceId)
{
xfAppWindow* appWindow;
if (!xfc)
return NULL;
appWindow = (xfAppWindow*)calloc(1, sizeof(xfAppWindow));
if (!appWindow)
return NULL;
appWindow->xfc = xfc;
appWindow->windowId = id;
appWindow->surfaceId = surfaceId;
appWindow->x = x;
appWindow->y = y;
appWindow->width = width;
appWindow->height = height;
if (!xf_AppWindowCreate(xfc, appWindow))
goto fail;
if (!HashTable_Insert(xfc->railWindows, &appWindow->windowId, (void*)appWindow))
goto fail;
return appWindow;
fail:
rail_window_free(appWindow);
return NULL;
}
BOOL xf_rail_del_window(xfContext* xfc, UINT64 id)
{
if (!xfc)
return FALSE;
if (!xfc->railWindows)
return FALSE;
return HashTable_Remove(xfc->railWindows, &id);
}
xfAppWindow* xf_rail_get_window(xfContext* xfc, UINT64 id)
{
if (!xfc)
return NULL;
if (!xfc->railWindows)
return FALSE;
return HashTable_GetItemValue(xfc->railWindows, &id);
}
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