0e2925d0b8
The assert that have been removed were preventing RAIL from working when you have an intermediary screen before seeing the application.
1875 lines
46 KiB
C
1875 lines
46 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* X11 Client Interface
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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* Copyright 2013 Corey Clayton <can.of.tuna@gmail.com>
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* Copyright 2014 Thincast Technologies GmbH
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* Copyright 2014 Norbert Federa <norbert.federa@thincast.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <assert.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#ifdef WITH_XRENDER
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#include <X11/extensions/Xrender.h>
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#include <math.h>
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#endif
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#ifdef WITH_XI
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#include <X11/extensions/XInput2.h>
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#endif
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#ifdef WITH_XCURSOR
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#include <X11/Xcursor/Xcursor.h>
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#endif
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#ifdef WITH_XINERAMA
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#include <X11/extensions/Xinerama.h>
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#endif
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#ifdef WITH_XI
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#include <X11/extensions/XInput2.h>
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#endif
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#include <X11/XKBlib.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <locale.h>
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#include <unistd.h>
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#include <string.h>
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#include <termios.h>
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#include <pthread.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include <sys/select.h>
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#include <freerdp/freerdp.h>
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#include <freerdp/constants.h>
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#include <freerdp/codec/nsc.h>
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#include <freerdp/codec/rfx.h>
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#include <freerdp/codec/color.h>
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#include <freerdp/codec/bitmap.h>
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#include <freerdp/utils/signal.h>
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#include <freerdp/utils/passphrase.h>
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#include <freerdp/client/cliprdr.h>
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#include <freerdp/client/channels.h>
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#include <freerdp/client/file.h>
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#include <freerdp/client/cmdline.h>
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#include <winpr/crt.h>
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#include <winpr/synch.h>
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#include <winpr/file.h>
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#include <winpr/print.h>
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#include <X11/XKBlib.h>
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#include "xf_gdi.h"
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#include "xf_rail.h"
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#include "xf_tsmf.h"
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#include "xf_event.h"
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#include "xf_input.h"
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#include "xf_cliprdr.h"
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#include "xf_monitor.h"
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#include "xf_graphics.h"
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#include "xf_keyboard.h"
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#include "xf_input.h"
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#include "xf_channels.h"
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#include "xfreerdp.h"
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#include <freerdp/log.h>
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#define TAG CLIENT_TAG("x11")
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static const size_t password_size = 512;
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static int (*_def_error_handler)(Display*, XErrorEvent*);
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static int _xf_error_handler(Display* d, XErrorEvent* ev);
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static void xf_check_extensions(xfContext* context);
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static void xf_window_free(xfContext* xfc);
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static BOOL xf_get_pixmap_info(xfContext* xfc);
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#ifdef WITH_XRENDER
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static void xf_draw_screen_scaled(xfContext* xfc, int x, int y, int w, int h)
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{
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XTransform transform;
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Picture windowPicture;
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Picture primaryPicture;
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XRenderPictureAttributes pa;
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XRenderPictFormat* picFormat;
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double xScalingFactor;
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double yScalingFactor;
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int x2;
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int y2;
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if (xfc->scaledWidth <= 0 || xfc->scaledHeight <= 0)
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{
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WLog_ERR(TAG, "the current window dimensions are invalid");
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return;
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}
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if (xfc->sessionWidth <= 0 || xfc->sessionHeight <= 0)
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{
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WLog_ERR(TAG, "the window dimensions are invalid");
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return;
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}
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xScalingFactor = xfc->sessionWidth / (double)xfc->scaledWidth;
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yScalingFactor = xfc->sessionHeight / (double)xfc->scaledHeight;
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XSetFillStyle(xfc->display, xfc->gc, FillSolid);
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XSetForeground(xfc->display, xfc->gc, 0);
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/* Black out possible space between desktop and window borders */
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{
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XRectangle box1 = { 0, 0, xfc->window->width, xfc->window->height };
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XRectangle box2 = { xfc->offset_x, xfc->offset_y, xfc->scaledWidth, xfc->scaledHeight };
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Region reg1 = XCreateRegion();
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Region reg2 = XCreateRegion();
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XUnionRectWithRegion(&box1, reg1, reg1);
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XUnionRectWithRegion(&box2, reg2, reg2);
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if (XSubtractRegion(reg1, reg2, reg1) && !XEmptyRegion(reg1))
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{
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XSetRegion(xfc->display, xfc->gc, reg1);
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XFillRectangle(xfc->display, xfc->window->handle, xfc->gc, 0, 0, xfc->window->width, xfc->window->height);
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XSetClipMask(xfc->display, xfc->gc, None);
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}
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XDestroyRegion(reg1);
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XDestroyRegion(reg2);
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}
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picFormat = XRenderFindVisualFormat(xfc->display, xfc->visual);
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pa.subwindow_mode = IncludeInferiors;
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primaryPicture = XRenderCreatePicture(xfc->display, xfc->primary, picFormat, CPSubwindowMode, &pa);
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windowPicture = XRenderCreatePicture(xfc->display, xfc->window->handle, picFormat, CPSubwindowMode, &pa);
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XRenderSetPictureFilter(xfc->display, primaryPicture, FilterBilinear, 0, 0);
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transform.matrix[0][0] = XDoubleToFixed(xScalingFactor);
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transform.matrix[0][1] = XDoubleToFixed(0.0);
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transform.matrix[0][2] = XDoubleToFixed(0.0);
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transform.matrix[1][0] = XDoubleToFixed(0.0);
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transform.matrix[1][1] = XDoubleToFixed(yScalingFactor);
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transform.matrix[1][2] = XDoubleToFixed(0.0);
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transform.matrix[2][0] = XDoubleToFixed(0.0);
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transform.matrix[2][1] = XDoubleToFixed(0.0);
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transform.matrix[2][2] = XDoubleToFixed(1.0);
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/* calculate and fix up scaled coordinates */
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x2 = x + w;
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y2 = y + h;
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x = floor(x / xScalingFactor) - 1;
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y = floor(y / yScalingFactor) - 1;
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w = ceil(x2 / xScalingFactor) + 1 - x;
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h = ceil(y2 / yScalingFactor) + 1 - y;
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XRenderSetPictureTransform(xfc->display, primaryPicture, &transform);
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XRenderComposite(xfc->display, PictOpSrc, primaryPicture, 0, windowPicture, x, y, 0, 0, xfc->offset_x + x, xfc->offset_y + y, w, h);
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XRenderFreePicture(xfc->display, primaryPicture);
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XRenderFreePicture(xfc->display, windowPicture);
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}
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BOOL xf_picture_transform_required(xfContext* xfc)
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{
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if (xfc->offset_x || xfc->offset_y ||
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xfc->scaledWidth != xfc->sessionWidth ||
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xfc->scaledHeight != xfc->sessionHeight)
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{
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return TRUE;
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}
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return FALSE;
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}
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#endif /* WITH_XRENDER defined */
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void xf_draw_screen(xfContext* xfc, int x, int y, int w, int h)
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{
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if (w == 0 || h == 0)
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{
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WLog_WARN(TAG, "invalid width and/or height specified: w=%d h=%d", w, h);
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return;
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}
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#ifdef WITH_XRENDER
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if (xf_picture_transform_required(xfc)) {
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xf_draw_screen_scaled(xfc, x, y, w, h);
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return;
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}
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#endif
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XCopyArea(xfc->display, xfc->primary, xfc->window->handle, xfc->gc, x, y, w, h, x, y);
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}
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static void xf_desktop_resize(rdpContext* context)
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{
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rdpSettings* settings;
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xfContext* xfc = (xfContext*) context;
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settings = xfc->settings;
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if (xfc->primary)
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{
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BOOL same = (xfc->primary == xfc->drawing) ? TRUE : FALSE;
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XFreePixmap(xfc->display, xfc->primary);
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xfc->primary = XCreatePixmap(xfc->display, xfc->drawable, xfc->sessionWidth, xfc->sessionHeight, xfc->depth);
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if (same)
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xfc->drawing = xfc->primary;
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}
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#ifdef WITH_XRENDER
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if (!xfc->settings->SmartSizing)
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{
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xfc->scaledWidth = xfc->sessionWidth;
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xfc->scaledHeight = xfc->sessionHeight;
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}
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#endif
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if (!xfc->fullscreen)
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{
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xf_ResizeDesktopWindow(xfc, xfc->window, settings->DesktopWidth, settings->DesktopHeight);
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}
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else
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{
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#ifdef WITH_XRENDER
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if (!xfc->settings->SmartSizing)
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#endif
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{
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/* Update the saved width and height values the window will be
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* resized to when toggling out of fullscreen */
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xfc->savedWidth = xfc->sessionWidth;
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xfc->savedHeight = xfc->sessionHeight;
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}
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XSetFunction(xfc->display, xfc->gc, GXcopy);
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XSetFillStyle(xfc->display, xfc->gc, FillSolid);
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XSetForeground(xfc->display, xfc->gc, 0);
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XFillRectangle(xfc->display, xfc->drawable, xfc->gc, 0, 0, xfc->window->width, xfc->window->height);
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}
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}
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BOOL xf_sw_begin_paint(rdpContext* context)
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{
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rdpGdi* gdi = context->gdi;
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gdi->primary->hdc->hwnd->invalid->null = 1;
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gdi->primary->hdc->hwnd->ninvalid = 0;
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return TRUE;
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}
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BOOL xf_sw_end_paint(rdpContext* context)
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{
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int i;
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INT32 x, y;
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UINT32 w, h;
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int ninvalid;
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HGDI_RGN cinvalid;
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xfContext* xfc = (xfContext*) context;
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rdpGdi* gdi = context->gdi;
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x = gdi->primary->hdc->hwnd->invalid->x;
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y = gdi->primary->hdc->hwnd->invalid->y;
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w = gdi->primary->hdc->hwnd->invalid->w;
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h = gdi->primary->hdc->hwnd->invalid->h;
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ninvalid = gdi->primary->hdc->hwnd->ninvalid;
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cinvalid = gdi->primary->hdc->hwnd->cinvalid;
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if (!xfc->remote_app)
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{
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if (!xfc->complex_regions)
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{
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if (gdi->primary->hdc->hwnd->invalid->null)
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return TRUE;
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xf_lock_x11(xfc, FALSE);
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XPutImage(xfc->display, xfc->primary, xfc->gc, xfc->image, x, y, x, y, w, h);
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xf_draw_screen(xfc, x, y, w, h);
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xf_unlock_x11(xfc, FALSE);
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}
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else
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{
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if (gdi->primary->hdc->hwnd->ninvalid < 1)
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return TRUE;
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xf_lock_x11(xfc, FALSE);
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for (i = 0; i < ninvalid; i++)
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{
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x = cinvalid[i].x;
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y = cinvalid[i].y;
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w = cinvalid[i].w;
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h = cinvalid[i].h;
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XPutImage(xfc->display, xfc->primary, xfc->gc, xfc->image, x, y, x, y, w, h);
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xf_draw_screen(xfc, x, y, w, h);
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}
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XFlush(xfc->display);
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xf_unlock_x11(xfc, FALSE);
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}
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}
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else
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{
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if (gdi->primary->hdc->hwnd->invalid->null)
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return TRUE;
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xf_lock_x11(xfc, FALSE);
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xf_rail_paint(xfc, x, y, x + w - 1, y + h - 1);
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xf_unlock_x11(xfc, FALSE);
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}
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return TRUE;
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}
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BOOL xf_sw_desktop_resize(rdpContext* context)
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{
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rdpGdi* gdi = context->gdi;
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xfContext* xfc = (xfContext*) context;
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xf_lock_x11(xfc, TRUE);
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xfc->sessionWidth = context->settings->DesktopWidth;
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xfc->sessionHeight = context->settings->DesktopHeight;
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gdi_resize(gdi, xfc->sessionWidth, xfc->sessionHeight);
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if (xfc->image)
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{
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xfc->image->data = NULL;
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XDestroyImage(xfc->image);
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xfc->image = XCreateImage(xfc->display, xfc->visual, xfc->depth, ZPixmap, 0,
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(char*) gdi->primary_buffer, gdi->width, gdi->height, xfc->scanline_pad, 0);
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}
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xf_desktop_resize(context);
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xf_unlock_x11(xfc, TRUE);
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return TRUE;
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}
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BOOL xf_hw_begin_paint(rdpContext* context)
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{
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xfContext* xfc = (xfContext*) context;
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xfc->hdc->hwnd->invalid->null = 1;
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xfc->hdc->hwnd->ninvalid = 0;
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return TRUE;
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}
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BOOL xf_hw_end_paint(rdpContext* context)
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{
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INT32 x, y;
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UINT32 w, h;
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xfContext* xfc = (xfContext*) context;
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if (!xfc->remote_app)
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{
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if (!xfc->complex_regions)
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{
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if (xfc->hdc->hwnd->invalid->null)
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return TRUE;
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x = xfc->hdc->hwnd->invalid->x;
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y = xfc->hdc->hwnd->invalid->y;
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w = xfc->hdc->hwnd->invalid->w;
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h = xfc->hdc->hwnd->invalid->h;
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xf_lock_x11(xfc, FALSE);
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xf_draw_screen(xfc, x, y, w, h);
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xf_unlock_x11(xfc, FALSE);
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}
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else
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{
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int i;
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int ninvalid;
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HGDI_RGN cinvalid;
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if (xfc->hdc->hwnd->ninvalid < 1)
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return TRUE;
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ninvalid = xfc->hdc->hwnd->ninvalid;
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cinvalid = xfc->hdc->hwnd->cinvalid;
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xf_lock_x11(xfc, FALSE);
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for (i = 0; i < ninvalid; i++)
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{
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x = cinvalid[i].x;
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y = cinvalid[i].y;
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w = cinvalid[i].w;
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h = cinvalid[i].h;
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xf_draw_screen(xfc, x, y, w, h);
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}
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XFlush(xfc->display);
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xf_unlock_x11(xfc, FALSE);
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}
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}
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else
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{
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if (xfc->hdc->hwnd->invalid->null)
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return TRUE;
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x = xfc->hdc->hwnd->invalid->x;
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y = xfc->hdc->hwnd->invalid->y;
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w = xfc->hdc->hwnd->invalid->w;
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h = xfc->hdc->hwnd->invalid->h;
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xf_lock_x11(xfc, FALSE);
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xf_rail_paint(xfc, x, y, x + w - 1, y + h - 1);
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xf_unlock_x11(xfc, FALSE);
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}
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return TRUE;
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}
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BOOL xf_hw_desktop_resize(rdpContext* context)
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{
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xfContext* xfc = (xfContext*) context;
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rdpSettings* settings = xfc->settings;
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xf_lock_x11(xfc, TRUE);
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xfc->sessionWidth = settings->DesktopWidth;
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xfc->sessionHeight = settings->DesktopHeight;
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xf_desktop_resize(context);
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xf_unlock_x11(xfc, TRUE);
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return TRUE;
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}
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BOOL xf_get_fds(freerdp* instance, void** rfds, int* rcount, void** wfds, int* wcount)
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{
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xfContext* xfc = (xfContext*) instance->context;
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rfds[*rcount] = (void*)(long)(xfc->xfds);
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(*rcount)++;
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return TRUE;
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}
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BOOL xf_process_x_events(freerdp* instance)
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{
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BOOL status;
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XEvent xevent;
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int pending_status;
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xfContext* xfc = (xfContext*) instance->context;
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status = TRUE;
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pending_status = TRUE;
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while (pending_status)
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{
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xf_lock_x11(xfc, FALSE);
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pending_status = XPending(xfc->display);
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xf_unlock_x11(xfc, FALSE);
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if (pending_status)
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{
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ZeroMemory(&xevent, sizeof(xevent));
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XNextEvent(xfc->display, &xevent);
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status = xf_event_process(instance, &xevent);
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if (!status)
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return status;
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}
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}
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return status;
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}
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BOOL xf_create_window(xfContext* xfc)
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{
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XGCValues gcv;
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XEvent xevent;
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int width, height;
|
|
char* windowTitle;
|
|
rdpSettings* settings = xfc->settings;
|
|
|
|
ZeroMemory(&xevent, sizeof(xevent));
|
|
|
|
width = xfc->sessionWidth;
|
|
height = xfc->sessionHeight;
|
|
|
|
if (!xfc->hdc)
|
|
xfc->hdc = gdi_CreateDC(CLRBUF_32BPP, xfc->bpp);
|
|
|
|
if (!xfc->remote_app)
|
|
{
|
|
xfc->attribs.background_pixel = BlackPixelOfScreen(xfc->screen);
|
|
xfc->attribs.border_pixel = WhitePixelOfScreen(xfc->screen);
|
|
xfc->attribs.backing_store = xfc->primary ? NotUseful : Always;
|
|
xfc->attribs.override_redirect = False;
|
|
xfc->attribs.colormap = xfc->colormap;
|
|
xfc->attribs.bit_gravity = NorthWestGravity;
|
|
xfc->attribs.win_gravity = NorthWestGravity;
|
|
|
|
#ifdef WITH_XRENDER
|
|
xfc->offset_x = 0;
|
|
xfc->offset_y = 0;
|
|
#endif
|
|
|
|
if (settings->WindowTitle)
|
|
{
|
|
windowTitle = _strdup(settings->WindowTitle);
|
|
}
|
|
else if (settings->ServerPort == 3389)
|
|
{
|
|
windowTitle = malloc(1 + sizeof("FreeRDP: ") + strlen(settings->ServerHostname));
|
|
sprintf(windowTitle, "FreeRDP: %s", settings->ServerHostname);
|
|
}
|
|
else
|
|
{
|
|
windowTitle = malloc(1 + sizeof("FreeRDP: ") + strlen(settings->ServerHostname) + sizeof(":00000"));
|
|
sprintf(windowTitle, "FreeRDP: %s:%i", settings->ServerHostname, settings->ServerPort);
|
|
}
|
|
|
|
#ifdef WITH_XRENDER
|
|
if (settings->SmartSizing && !xfc->fullscreen)
|
|
{
|
|
if (settings->SmartSizingWidth)
|
|
width = settings->SmartSizingWidth;
|
|
if (settings->SmartSizingHeight)
|
|
height = settings->SmartSizingHeight;
|
|
|
|
xfc->scaledWidth = width;
|
|
xfc->scaledHeight = height;
|
|
}
|
|
#endif
|
|
|
|
xfc->window = xf_CreateDesktopWindow(xfc, windowTitle, width, height);
|
|
|
|
free(windowTitle);
|
|
|
|
if (xfc->fullscreen)
|
|
xf_SetWindowFullscreen(xfc, xfc->window, xfc->fullscreen);
|
|
|
|
xfc->unobscured = (xevent.xvisibility.state == VisibilityUnobscured);
|
|
|
|
XSetWMProtocols(xfc->display, xfc->window->handle, &(xfc->WM_DELETE_WINDOW), 1);
|
|
xfc->drawable = xfc->window->handle;
|
|
}
|
|
else
|
|
{
|
|
xfc->drawable = DefaultRootWindow(xfc->display);
|
|
}
|
|
|
|
ZeroMemory(&gcv, sizeof(gcv));
|
|
|
|
if (xfc->modifierMap)
|
|
XFreeModifiermap(xfc->modifierMap);
|
|
|
|
xfc->modifierMap = XGetModifierMapping(xfc->display);
|
|
if (!xfc->gc);
|
|
xfc->gc = XCreateGC(xfc->display, xfc->drawable, GCGraphicsExposures, &gcv);
|
|
if (!xfc->primary);
|
|
xfc->primary = XCreatePixmap(xfc->display, xfc->drawable, xfc->sessionWidth, xfc->sessionHeight, xfc->depth);
|
|
xfc->drawing = xfc->primary;
|
|
if (!xfc->bitmap_mono);
|
|
xfc->bitmap_mono = XCreatePixmap(xfc->display, xfc->drawable, 8, 8, 1);
|
|
if (!xfc->gc_mono);
|
|
xfc->gc_mono = XCreateGC(xfc->display, xfc->bitmap_mono, GCGraphicsExposures, &gcv);
|
|
XSetFunction(xfc->display, xfc->gc, GXcopy);
|
|
XSetFillStyle(xfc->display, xfc->gc, FillSolid);
|
|
XSetForeground(xfc->display, xfc->gc, BlackPixelOfScreen(xfc->screen));
|
|
XFillRectangle(xfc->display, xfc->primary, xfc->gc, 0, 0, xfc->sessionWidth, xfc->sessionHeight);
|
|
XFlush(xfc->display);
|
|
if (!xfc->image);
|
|
xfc->image = XCreateImage(xfc->display, xfc->visual, xfc->depth, ZPixmap, 0,
|
|
(char*) xfc->primary_buffer, xfc->sessionWidth, xfc->sessionHeight, xfc->scanline_pad, 0);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
void xf_window_free(xfContext* xfc)
|
|
{
|
|
if (xfc->gc_mono)
|
|
{
|
|
XFreeGC(xfc->display, xfc->gc_mono);
|
|
xfc->gc_mono = 0;
|
|
}
|
|
|
|
if (xfc->window)
|
|
{
|
|
xf_DestroyDesktopWindow(xfc, xfc->window);
|
|
xfc->window = NULL;
|
|
}
|
|
|
|
if (xfc->hdc)
|
|
{
|
|
gdi_DeleteDC(xfc->hdc);
|
|
xfc->hdc = NULL;
|
|
}
|
|
|
|
if (xfc->xv_context)
|
|
{
|
|
xf_tsmf_uninit(xfc, NULL);
|
|
xfc->xv_context = NULL;
|
|
}
|
|
|
|
if (xfc->bitmap_buffer)
|
|
{
|
|
_aligned_free(xfc->bitmap_buffer);
|
|
xfc->bitmap_buffer = NULL;
|
|
xfc->bitmap_size = 0;
|
|
}
|
|
|
|
if (xfc->image)
|
|
{
|
|
xfc->image->data = NULL;
|
|
XDestroyImage(xfc->image);
|
|
xfc->image = NULL;
|
|
}
|
|
|
|
if (xfc->bitmap_mono)
|
|
{
|
|
XFreePixmap(xfc->display, xfc->bitmap_mono);
|
|
xfc->bitmap_mono = 0;
|
|
}
|
|
|
|
if (xfc->primary)
|
|
{
|
|
XFreePixmap(xfc->display, xfc->primary);
|
|
xfc->primary = 0;
|
|
}
|
|
|
|
if (xfc->gc)
|
|
{
|
|
XFreeGC(xfc->display, xfc->gc);
|
|
xfc->gc = 0;
|
|
}
|
|
|
|
if (xfc->modifierMap)
|
|
{
|
|
XFreeModifiermap(xfc->modifierMap);
|
|
xfc->modifierMap = NULL;
|
|
}
|
|
}
|
|
|
|
void xf_toggle_fullscreen(xfContext* xfc)
|
|
{
|
|
WindowStateChangeEventArgs e;
|
|
rdpContext* context = (rdpContext*) xfc;
|
|
rdpSettings* settings = context->settings;
|
|
|
|
xfc->fullscreen = (xfc->fullscreen) ? FALSE : TRUE;
|
|
xfc->decorations = (xfc->fullscreen) ? FALSE : settings->Decorations;
|
|
|
|
xf_SetWindowFullscreen(xfc, xfc->window, xfc->fullscreen);
|
|
|
|
EventArgsInit(&e, "xfreerdp");
|
|
e.state = xfc->fullscreen ? FREERDP_WINDOW_STATE_FULLSCREEN : 0;
|
|
PubSub_OnWindowStateChange(context->pubSub, context, &e);
|
|
}
|
|
|
|
void xf_toggle_control(xfContext* xfc)
|
|
{
|
|
EncomspClientContext* encomsp;
|
|
ENCOMSP_CHANGE_PARTICIPANT_CONTROL_LEVEL_PDU pdu;
|
|
|
|
encomsp = xfc->encomsp;
|
|
|
|
if (!encomsp)
|
|
return;
|
|
|
|
pdu.ParticipantId = 0;
|
|
pdu.Flags = ENCOMSP_REQUEST_VIEW;
|
|
|
|
if (!xfc->controlToggle)
|
|
pdu.Flags |= ENCOMSP_REQUEST_INTERACT;
|
|
|
|
encomsp->ChangeParticipantControlLevel(encomsp, &pdu);
|
|
|
|
xfc->controlToggle = !xfc->controlToggle;
|
|
}
|
|
|
|
int xf_encomsp_participant_created(EncomspClientContext* context, ENCOMSP_PARTICIPANT_CREATED_PDU* participantCreated)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
void xf_encomsp_init(xfContext* xfc, EncomspClientContext* encomsp)
|
|
{
|
|
xfc->encomsp = encomsp;
|
|
encomsp->custom = (void*) xfc;
|
|
|
|
encomsp->ParticipantCreated = xf_encomsp_participant_created;
|
|
}
|
|
|
|
void xf_encomsp_uninit(xfContext* xfc, EncomspClientContext* encomsp)
|
|
{
|
|
xfc->encomsp = NULL;
|
|
}
|
|
|
|
void xf_lock_x11(xfContext* xfc, BOOL display)
|
|
{
|
|
if (!xfc->UseXThreads)
|
|
{
|
|
WaitForSingleObject(xfc->mutex, INFINITE);
|
|
}
|
|
else
|
|
{
|
|
if (display)
|
|
XLockDisplay(xfc->display);
|
|
}
|
|
}
|
|
|
|
void xf_unlock_x11(xfContext* xfc, BOOL display)
|
|
{
|
|
if (!xfc->UseXThreads)
|
|
{
|
|
ReleaseMutex(xfc->mutex);
|
|
}
|
|
else
|
|
{
|
|
if (display)
|
|
XUnlockDisplay(xfc->display);
|
|
}
|
|
}
|
|
|
|
static void xf_calculate_color_shifts(UINT32 mask, UINT8* rsh, UINT8* lsh)
|
|
{
|
|
for (*lsh = 0; !(mask & 1); mask >>= 1)
|
|
(*lsh)++;
|
|
|
|
for (*rsh = 8; mask; mask >>= 1)
|
|
(*rsh)--;
|
|
}
|
|
|
|
BOOL xf_get_pixmap_info(xfContext* xfc)
|
|
{
|
|
int i;
|
|
int vi_count;
|
|
int pf_count;
|
|
XVisualInfo* vi;
|
|
XVisualInfo* vis;
|
|
XVisualInfo template;
|
|
XPixmapFormatValues* pf;
|
|
XPixmapFormatValues* pfs;
|
|
XWindowAttributes window_attributes;
|
|
assert(xfc->display);
|
|
pfs = XListPixmapFormats(xfc->display, &pf_count);
|
|
|
|
if (!pfs)
|
|
{
|
|
WLog_ERR(TAG, "XListPixmapFormats failed");
|
|
return 1;
|
|
}
|
|
|
|
for (i = 0; i < pf_count; i++)
|
|
{
|
|
pf = pfs + i;
|
|
|
|
if (pf->depth == xfc->depth)
|
|
{
|
|
xfc->bpp = pf->bits_per_pixel;
|
|
xfc->scanline_pad = pf->scanline_pad;
|
|
break;
|
|
}
|
|
}
|
|
|
|
XFree(pfs);
|
|
|
|
ZeroMemory(&template, sizeof(template));
|
|
template.class = TrueColor;
|
|
template.screen = xfc->screen_number;
|
|
|
|
if (XGetWindowAttributes(xfc->display, RootWindowOfScreen(xfc->screen), &window_attributes) == 0)
|
|
{
|
|
WLog_ERR(TAG, "XGetWindowAttributes failed");
|
|
return FALSE;
|
|
}
|
|
|
|
vis = XGetVisualInfo(xfc->display, VisualClassMask | VisualScreenMask, &template, &vi_count);
|
|
|
|
if (!vis)
|
|
{
|
|
WLog_ERR(TAG, "XGetVisualInfo failed");
|
|
return FALSE;
|
|
}
|
|
|
|
vi = vis;
|
|
|
|
for (i = 0; i < vi_count; i++)
|
|
{
|
|
vi = vis + i;
|
|
if (vi->visual == window_attributes.visual)
|
|
{
|
|
xfc->visual = vi->visual;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (xfc->visual)
|
|
{
|
|
/*
|
|
* Detect if the server visual has an inverted colormap
|
|
* (BGR vs RGB, or red being the least significant byte)
|
|
*/
|
|
if (vi->red_mask & 0xFF)
|
|
{
|
|
xfc->invert = TRUE;
|
|
}
|
|
|
|
/* calculate color shifts required for rdp order color conversion */
|
|
xf_calculate_color_shifts(vi->red_mask, &xfc->red_shift_r, &xfc->red_shift_l);
|
|
xf_calculate_color_shifts(vi->green_mask, &xfc->green_shift_r, &xfc->green_shift_l);
|
|
xf_calculate_color_shifts(vi->blue_mask, &xfc->blue_shift_r, &xfc->blue_shift_l);
|
|
}
|
|
|
|
XFree(vis);
|
|
|
|
if ((xfc->visual == NULL) || (xfc->scanline_pad == 0))
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
int xf_error_handler(Display* d, XErrorEvent* ev)
|
|
{
|
|
char buf[256];
|
|
|
|
int do_abort = TRUE;
|
|
XGetErrorText(d, ev->error_code, buf, sizeof(buf));
|
|
|
|
WLog_ERR(TAG, "%s", buf);
|
|
|
|
if (do_abort)
|
|
abort();
|
|
|
|
_def_error_handler(d, ev);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
int _xf_error_handler(Display* d, XErrorEvent* ev)
|
|
{
|
|
/*
|
|
* ungrab the keyboard, in case a debugger is running in
|
|
* another window. This make xf_error_handler() a potential
|
|
* debugger breakpoint.
|
|
*/
|
|
XUngrabKeyboard(d, CurrentTime);
|
|
return xf_error_handler(d, ev);
|
|
}
|
|
|
|
static BOOL xf_play_sound(rdpContext* context, PLAY_SOUND_UPDATE* play_sound)
|
|
{
|
|
xfContext* xfc = (xfContext*) context;
|
|
XkbBell(xfc->display, None, 100, 0);
|
|
return TRUE;
|
|
}
|
|
|
|
void xf_check_extensions(xfContext* context)
|
|
{
|
|
int xkb_opcode, xkb_event, xkb_error;
|
|
int xkb_major = XkbMajorVersion;
|
|
int xkb_minor = XkbMinorVersion;
|
|
|
|
if (XkbLibraryVersion(&xkb_major, &xkb_minor) && XkbQueryExtension(context->display, &xkb_opcode, &xkb_event,
|
|
&xkb_error, &xkb_major, &xkb_minor))
|
|
{
|
|
context->xkbAvailable = TRUE;
|
|
}
|
|
|
|
#ifdef WITH_XRENDER
|
|
{
|
|
int xrender_event_base;
|
|
int xrender_error_base;
|
|
|
|
if (XRenderQueryExtension(context->display, &xrender_event_base,
|
|
&xrender_error_base))
|
|
{
|
|
context->xrenderAvailable = TRUE;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Callback given to freerdp_connect() to process the pre-connect operations.
|
|
* It will fill the rdp_freerdp structure (instance) with the appropriate options to use for the connection.
|
|
*
|
|
* @param instance - pointer to the rdp_freerdp structure that contains the connection's parameters, and will
|
|
* be filled with the appropriate informations.
|
|
*
|
|
* @return TRUE if successful. FALSE otherwise.
|
|
* Can exit with error code XF_EXIT_PARSE_ARGUMENTS if there is an error in the parameters.
|
|
*/
|
|
BOOL xf_pre_connect(freerdp* instance)
|
|
{
|
|
rdpChannels* channels;
|
|
rdpSettings* settings;
|
|
rdpContext* context = instance->context;
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
UINT32 maxWidth = 0;
|
|
UINT32 maxHeight = 0;
|
|
|
|
|
|
xfc->codecs = context->codecs;
|
|
xfc->settings = instance->settings;
|
|
xfc->instance = instance;
|
|
|
|
settings = instance->settings;
|
|
channels = context->channels;
|
|
|
|
settings->OsMajorType = OSMAJORTYPE_UNIX;
|
|
settings->OsMinorType = OSMINORTYPE_NATIVE_XSERVER;
|
|
|
|
ZeroMemory(settings->OrderSupport, 32);
|
|
settings->OrderSupport[NEG_DSTBLT_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_PATBLT_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_SCRBLT_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_OPAQUE_RECT_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_DRAWNINEGRID_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_MULTIDSTBLT_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_MULTIPATBLT_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_MULTISCRBLT_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_MULTIOPAQUERECT_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_MULTI_DRAWNINEGRID_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_LINETO_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_POLYLINE_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_MEMBLT_INDEX] = settings->BitmapCacheEnabled;
|
|
settings->OrderSupport[NEG_MEM3BLT_INDEX] = (settings->SoftwareGdi) ? TRUE : FALSE;
|
|
settings->OrderSupport[NEG_MEMBLT_V2_INDEX] = settings->BitmapCacheEnabled;
|
|
settings->OrderSupport[NEG_MEM3BLT_V2_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_SAVEBITMAP_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_GLYPH_INDEX_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_FAST_INDEX_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_FAST_GLYPH_INDEX] = TRUE;
|
|
settings->OrderSupport[NEG_POLYGON_SC_INDEX] = (settings->SoftwareGdi) ? FALSE : TRUE;
|
|
settings->OrderSupport[NEG_POLYGON_CB_INDEX] = (settings->SoftwareGdi) ? FALSE : TRUE;
|
|
settings->OrderSupport[NEG_ELLIPSE_SC_INDEX] = FALSE;
|
|
settings->OrderSupport[NEG_ELLIPSE_CB_INDEX] = FALSE;
|
|
|
|
PubSub_SubscribeChannelConnected(instance->context->pubSub,
|
|
(pChannelConnectedEventHandler) xf_OnChannelConnectedEventHandler);
|
|
PubSub_SubscribeChannelDisconnected(instance->context->pubSub,
|
|
(pChannelDisconnectedEventHandler) xf_OnChannelDisconnectedEventHandler);
|
|
|
|
freerdp_client_load_addins(channels, instance->settings);
|
|
freerdp_channels_pre_connect(channels, instance);
|
|
|
|
if (!settings->Username)
|
|
{
|
|
char* login_name = getlogin();
|
|
|
|
if (login_name)
|
|
{
|
|
settings->Username = _strdup(login_name);
|
|
WLog_INFO(TAG, "No user name set. - Using login name: %s", settings->Username);
|
|
}
|
|
}
|
|
|
|
if (settings->AuthenticationOnly)
|
|
{
|
|
/* Check +auth-only has a username and password. */
|
|
if (!settings->Password)
|
|
{
|
|
WLog_INFO(TAG, "auth-only, but no password set. Please provide one.");
|
|
return FALSE;
|
|
}
|
|
|
|
WLog_INFO(TAG, "Authentication only. Don't connect to X.");
|
|
}
|
|
|
|
if (!context->cache)
|
|
context->cache = cache_new(settings);
|
|
|
|
xf_keyboard_init(xfc);
|
|
|
|
xf_detect_monitors(xfc, &maxWidth, &maxHeight);
|
|
|
|
if (maxWidth && maxHeight)
|
|
{
|
|
settings->DesktopWidth = maxWidth;
|
|
settings->DesktopHeight = maxHeight;
|
|
}
|
|
|
|
#ifdef WITH_XRENDER
|
|
/**
|
|
* If /f is specified in combination with /smart-sizing:widthxheight then
|
|
* we run the session in the /smart-sizing dimensions scaled to full screen
|
|
*/
|
|
if (settings->Fullscreen && settings->SmartSizing &&
|
|
settings->SmartSizingWidth && settings->SmartSizingHeight)
|
|
{
|
|
settings->DesktopWidth = settings->SmartSizingWidth;
|
|
settings->DesktopHeight = settings->SmartSizingHeight;
|
|
}
|
|
#endif
|
|
|
|
xfc->fullscreen = settings->Fullscreen;
|
|
xfc->decorations = settings->Decorations;
|
|
xfc->grab_keyboard = settings->GrabKeyboard;
|
|
xfc->fullscreen_toggle = settings->ToggleFullscreen;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Callback given to freerdp_connect() to perform post-connection operations.
|
|
* It will be called only if the connection was initialized properly, and will continue the initialization based on the
|
|
* newly created connection.
|
|
*/
|
|
BOOL xf_post_connect(freerdp* instance)
|
|
{
|
|
UINT32 flags;
|
|
rdpCache* cache;
|
|
rdpUpdate* update;
|
|
rdpContext* context;
|
|
rdpChannels* channels;
|
|
rdpSettings* settings;
|
|
ResizeWindowEventArgs e;
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
|
|
context = instance->context;
|
|
cache = context->cache;
|
|
channels = context->channels;
|
|
settings = instance->settings;
|
|
update = context->update;
|
|
|
|
xf_register_graphics(context->graphics);
|
|
|
|
flags = CLRCONV_ALPHA;
|
|
|
|
if (xfc->bpp > 16)
|
|
flags |= CLRBUF_32BPP;
|
|
else
|
|
flags |= CLRBUF_16BPP;
|
|
|
|
if (settings->SoftwareGdi)
|
|
{
|
|
rdpGdi* gdi;
|
|
|
|
gdi_init(instance, flags, NULL);
|
|
|
|
gdi = context->gdi;
|
|
xfc->primary_buffer = gdi->primary_buffer;
|
|
}
|
|
else
|
|
{
|
|
xfc->srcBpp = settings->ColorDepth;
|
|
xf_gdi_register_update_callbacks(update);
|
|
}
|
|
|
|
xfc->sessionWidth = settings->DesktopWidth;
|
|
xfc->sessionHeight = settings->DesktopHeight;
|
|
|
|
#ifdef WITH_XRENDER
|
|
xfc->scaledWidth = xfc->sessionWidth;
|
|
xfc->scaledHeight = xfc->sessionHeight;
|
|
xfc->offset_x = 0;
|
|
xfc->offset_y = 0;
|
|
#endif
|
|
|
|
if (!xfc->xrenderAvailable)
|
|
{
|
|
if (settings->SmartSizing)
|
|
{
|
|
WLog_ERR(TAG, "XRender not available: disabling smart-sizing");
|
|
settings->SmartSizing = FALSE;
|
|
}
|
|
|
|
if (settings->MultiTouchGestures)
|
|
{
|
|
WLog_ERR(TAG, "XRender not available: disabling local multi-touch gestures");
|
|
settings->MultiTouchGestures = FALSE;
|
|
}
|
|
}
|
|
|
|
if (settings->RemoteApplicationMode)
|
|
xfc->remote_app = TRUE;
|
|
|
|
xf_create_window(xfc);
|
|
|
|
if (settings->SoftwareGdi)
|
|
{
|
|
update->BeginPaint = xf_sw_begin_paint;
|
|
update->EndPaint = xf_sw_end_paint;
|
|
update->DesktopResize = xf_sw_desktop_resize;
|
|
}
|
|
else
|
|
{
|
|
update->BeginPaint = xf_hw_begin_paint;
|
|
update->EndPaint = xf_hw_end_paint;
|
|
update->DesktopResize = xf_hw_desktop_resize;
|
|
}
|
|
|
|
pointer_cache_register_callbacks(update);
|
|
|
|
if (!settings->SoftwareGdi)
|
|
{
|
|
glyph_cache_register_callbacks(update);
|
|
brush_cache_register_callbacks(update);
|
|
bitmap_cache_register_callbacks(update);
|
|
offscreen_cache_register_callbacks(update);
|
|
palette_cache_register_callbacks(update);
|
|
update->BitmapUpdate = xf_gdi_bitmap_update;
|
|
}
|
|
|
|
update->PlaySound = xf_play_sound;
|
|
update->SetKeyboardIndicators = xf_keyboard_set_indicators;
|
|
|
|
xfc->clipboard = xf_clipboard_new(xfc);
|
|
freerdp_channels_post_connect(channels, instance);
|
|
|
|
EventArgsInit(&e, "xfreerdp");
|
|
e.width = settings->DesktopWidth;
|
|
e.height = settings->DesktopHeight;
|
|
PubSub_OnResizeWindow(context->pubSub, xfc, &e);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void xf_post_disconnect(freerdp* instance)
|
|
{
|
|
xfContext* xfc;
|
|
rdpContext* context;
|
|
|
|
if (!instance || !instance->context)
|
|
return;
|
|
|
|
context = instance->context;
|
|
xfc = (xfContext*) context;
|
|
|
|
gdi_free(instance);
|
|
|
|
if (xfc->clipboard)
|
|
{
|
|
xf_clipboard_free(xfc->clipboard);
|
|
xfc->clipboard = NULL;
|
|
}
|
|
|
|
xf_window_free(xfc);
|
|
|
|
if (context->cache)
|
|
{
|
|
cache_free(context->cache);
|
|
context->cache = NULL;
|
|
}
|
|
|
|
xf_keyboard_free(xfc);
|
|
|
|
freerdp_channels_disconnect(context->channels, instance);
|
|
}
|
|
|
|
/** Callback set in the rdp_freerdp structure, and used to get the user's password,
|
|
* if required to establish the connection.
|
|
* This function is actually called in credssp_ntlmssp_client_init()
|
|
* @see rdp_server_accept_nego() and rdp_check_fds()
|
|
* @param instance - pointer to the rdp_freerdp structure that contains the connection settings
|
|
* @param username - unused
|
|
* @param password - on return: pointer to a character string that will be filled by the password entered by the user.
|
|
* Note that this character string will be allocated inside the function, and needs to be deallocated by the caller
|
|
* using free(), even in case this function fails.
|
|
* @param domain - unused
|
|
* @return TRUE if a password was successfully entered. See freerdp_passphrase_read() for more details.
|
|
*/
|
|
BOOL xf_authenticate(freerdp* instance, char** username, char** password, char** domain)
|
|
{
|
|
// FIXME: seems this callback may be called when 'username' is not known.
|
|
// But it doesn't do anything to fix it...
|
|
*password = malloc(password_size * sizeof(char));
|
|
|
|
if (freerdp_passphrase_read("Password: ", *password, password_size, instance->settings->CredentialsFromStdin) == NULL)
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/** Callback set in the rdp_freerdp structure, and used to make a certificate validation
|
|
* when the connection requires it.
|
|
* This function will actually be called by tls_verify_certificate().
|
|
* @see rdp_client_connect() and tls_connect()
|
|
* @param instance - pointer to the rdp_freerdp structure that contains the connection settings
|
|
* @param subject
|
|
* @param issuer
|
|
* @param fingerprint
|
|
* @return TRUE if the certificate is trusted. FALSE otherwise.
|
|
*/
|
|
BOOL xf_verify_certificate(freerdp* instance, char* subject, char* issuer, char* fingerprint)
|
|
{
|
|
char answer;
|
|
|
|
WLog_INFO(TAG, "Certificate details:");
|
|
WLog_INFO(TAG, "\tSubject: %s", subject);
|
|
WLog_INFO(TAG, "\tIssuer: %s", issuer);
|
|
WLog_INFO(TAG, "\tThumbprint: %s", fingerprint);
|
|
WLog_INFO(TAG, "The above X.509 certificate could not be verified, possibly because you do not have "
|
|
"the CA certificate in your certificate store, or the certificate has expired. "
|
|
"Please look at the documentation on how to create local certificate store for a private CA.");
|
|
|
|
while (1)
|
|
{
|
|
WLog_INFO(TAG, "Do you trust the above certificate? (Y/N) ");
|
|
answer = fgetc(stdin);
|
|
|
|
if (feof(stdin))
|
|
{
|
|
WLog_INFO(TAG, "Error: Could not read answer from stdin.");
|
|
if (instance->settings->CredentialsFromStdin)
|
|
WLog_INFO(TAG, " - Run without parameter \"--from-stdin\" to set trust.");
|
|
WLog_INFO(TAG, "");
|
|
return FALSE;
|
|
}
|
|
|
|
if (answer == 'y' || answer == 'Y')
|
|
{
|
|
return TRUE;
|
|
}
|
|
else if (answer == 'n' || answer == 'N')
|
|
{
|
|
break;
|
|
}
|
|
|
|
WLog_INFO(TAG, "");
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
int xf_logon_error_info(freerdp* instance, UINT32 data, UINT32 type)
|
|
{
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
xf_rail_disable_remoteapp_mode(xfc);
|
|
return 1;
|
|
}
|
|
|
|
void* xf_input_thread(void* arg)
|
|
{
|
|
DWORD status;
|
|
DWORD nCount;
|
|
HANDLE events[2];
|
|
XEvent xevent;
|
|
wMessage msg;
|
|
wMessageQueue* queue;
|
|
int pending_status = 1;
|
|
int process_status = 1;
|
|
freerdp* instance = (freerdp*) arg;
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
|
|
queue = freerdp_get_message_queue(instance, FREERDP_INPUT_MESSAGE_QUEUE);
|
|
|
|
nCount = 0;
|
|
events[nCount++] = MessageQueue_Event(queue);
|
|
events[nCount++] = xfc->x11event;
|
|
|
|
while (1)
|
|
{
|
|
status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE);
|
|
|
|
if (WaitForSingleObject(events[0], 0) == WAIT_OBJECT_0)
|
|
{
|
|
if (MessageQueue_Peek(queue, &msg, FALSE))
|
|
{
|
|
if (msg.id == WMQ_QUIT)
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (WaitForSingleObject(events[1], 0) == WAIT_OBJECT_0)
|
|
{
|
|
do
|
|
{
|
|
xf_lock_x11(xfc, FALSE);
|
|
pending_status = XPending(xfc->display);
|
|
xf_unlock_x11(xfc, FALSE);
|
|
|
|
if (pending_status)
|
|
{
|
|
xf_lock_x11(xfc, FALSE);
|
|
|
|
ZeroMemory(&xevent, sizeof(xevent));
|
|
XNextEvent(xfc->display, &xevent);
|
|
|
|
process_status = xf_event_process(instance, &xevent);
|
|
|
|
xf_unlock_x11(xfc, FALSE);
|
|
|
|
if (!process_status)
|
|
break;
|
|
}
|
|
}
|
|
while (pending_status);
|
|
|
|
if (!process_status)
|
|
break;
|
|
|
|
}
|
|
}
|
|
|
|
MessageQueue_PostQuit(queue, 0);
|
|
ExitThread(0);
|
|
return NULL;
|
|
}
|
|
|
|
BOOL xf_auto_reconnect(freerdp* instance)
|
|
{
|
|
UINT32 maxRetries;
|
|
UINT32 numRetries = 0;
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
rdpSettings* settings = xfc->settings;
|
|
|
|
maxRetries = settings->AutoReconnectMaxRetries;
|
|
|
|
/* Only auto reconnect on network disconnects. */
|
|
if (freerdp_error_info(instance) != 0)
|
|
return FALSE;
|
|
|
|
/* A network disconnect was detected */
|
|
WLog_INFO(TAG, "Network disconnect!");
|
|
|
|
if (!settings->AutoReconnectionEnabled)
|
|
{
|
|
/* No auto-reconnect - just quit */
|
|
return FALSE;
|
|
}
|
|
|
|
/* Perform an auto-reconnect. */
|
|
while (TRUE)
|
|
{
|
|
/* Quit retrying if max retries has been exceeded */
|
|
if (numRetries++ >= maxRetries)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
/* Attempt the next reconnect */
|
|
WLog_INFO(TAG, "Attempting reconnect (%u of %u)", numRetries, maxRetries);
|
|
|
|
if (freerdp_reconnect(instance))
|
|
{
|
|
xfc->disconnect = FALSE;
|
|
return TRUE;
|
|
}
|
|
|
|
sleep(5);
|
|
}
|
|
|
|
WLog_ERR(TAG, "Maximum reconnect retries exceeded");
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/** Main loop for the rdp connection.
|
|
* It will be run from the thread's entry point (thread_func()).
|
|
* It initiates the connection, and will continue to run until the session ends,
|
|
* processing events as they are received.
|
|
* @param instance - pointer to the rdp_freerdp structure that contains the session's settings
|
|
* @return A code from the enum XF_EXIT_CODE (0 if successful)
|
|
*/
|
|
void* xf_client_thread(void* param)
|
|
{
|
|
BOOL status;
|
|
int exit_code;
|
|
DWORD nCount;
|
|
DWORD waitStatus;
|
|
HANDLE handles[64];
|
|
xfContext* xfc;
|
|
freerdp* instance;
|
|
rdpContext* context;
|
|
HANDLE inputEvent;
|
|
HANDLE inputThread;
|
|
rdpChannels* channels;
|
|
rdpSettings* settings;
|
|
|
|
exit_code = 0;
|
|
instance = (freerdp*) param;
|
|
context = instance->context;
|
|
|
|
status = freerdp_connect(instance);
|
|
|
|
xfc = (xfContext*) instance->context;
|
|
|
|
/* Connection succeeded. --authonly ? */
|
|
if (instance->settings->AuthenticationOnly || !status)
|
|
{
|
|
WLog_ERR(TAG, "Authentication only, exit status %d", !status);
|
|
exit_code = XF_EXIT_CONN_FAILED;
|
|
goto disconnect;
|
|
}
|
|
|
|
channels = context->channels;
|
|
settings = context->settings;
|
|
|
|
if (!settings->AsyncInput)
|
|
{
|
|
inputEvent = xfc->x11event;
|
|
}
|
|
else
|
|
{
|
|
if (!(inputEvent = freerdp_get_message_queue_event_handle(instance, FREERDP_INPUT_MESSAGE_QUEUE)))
|
|
{
|
|
WLog_ERR(TAG, "async input: failed to get input event handle");
|
|
exit_code = XF_EXIT_UNKNOWN;
|
|
goto disconnect;
|
|
}
|
|
if (!(inputThread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) xf_input_thread, instance, 0, NULL)))
|
|
{
|
|
WLog_ERR(TAG, "async input: failed to create input thread");
|
|
exit_code = XF_EXIT_UNKNOWN;
|
|
goto disconnect;
|
|
}
|
|
}
|
|
|
|
while (!xfc->disconnect && !freerdp_shall_disconnect(instance))
|
|
{
|
|
/*
|
|
* win8 and server 2k12 seem to have some timing issue/race condition
|
|
* when a initial sync request is send to sync the keyboard indicators
|
|
* sending the sync event twice fixed this problem
|
|
*/
|
|
if (freerdp_focus_required(instance))
|
|
{
|
|
xf_keyboard_focus_in(xfc);
|
|
xf_keyboard_focus_in(xfc);
|
|
}
|
|
|
|
nCount = 0;
|
|
handles[nCount++] = inputEvent;
|
|
|
|
if (!settings->AsyncTransport)
|
|
{
|
|
DWORD tmp = freerdp_get_event_handles(context, &handles[nCount], 64 - nCount);
|
|
|
|
if (tmp == 0)
|
|
{
|
|
WLog_ERR(TAG, "freerdp_get_event_handles failed");
|
|
break;
|
|
}
|
|
|
|
nCount += tmp;
|
|
}
|
|
|
|
waitStatus = WaitForMultipleObjects(nCount, handles, FALSE, 100);
|
|
|
|
if (!settings->AsyncTransport)
|
|
{
|
|
if (!freerdp_check_event_handles(context))
|
|
{
|
|
if (xf_auto_reconnect(instance))
|
|
continue;
|
|
|
|
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!settings->AsyncInput)
|
|
{
|
|
if (!xf_process_x_events(instance))
|
|
{
|
|
WLog_INFO(TAG, "Closed from X11");
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (WaitForSingleObject(inputEvent, 0) == WAIT_OBJECT_0)
|
|
{
|
|
if (!freerdp_message_queue_process_pending_messages(instance, FREERDP_INPUT_MESSAGE_QUEUE))
|
|
{
|
|
WLog_INFO(TAG, "User Disconnect");
|
|
xfc->disconnect = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (settings->AsyncInput)
|
|
{
|
|
wMessageQueue* inputQueue = freerdp_get_message_queue(instance, FREERDP_INPUT_MESSAGE_QUEUE);
|
|
MessageQueue_PostQuit(inputQueue, 0);
|
|
WaitForSingleObject(inputThread, INFINITE);
|
|
CloseHandle(inputThread);
|
|
}
|
|
|
|
if (!exit_code)
|
|
exit_code = freerdp_error_info(instance);
|
|
|
|
disconnect:
|
|
freerdp_disconnect(instance);
|
|
ExitThread(exit_code);
|
|
return NULL;
|
|
}
|
|
|
|
DWORD xf_exit_code_from_disconnect_reason(DWORD reason)
|
|
{
|
|
if (reason == 0 || (reason >= XF_EXIT_PARSE_ARGUMENTS && reason <= XF_EXIT_CONN_FAILED))
|
|
return reason;
|
|
/* License error set */
|
|
else if (reason >= 0x100 && reason <= 0x10A)
|
|
reason -= 0x100 + XF_EXIT_LICENSE_INTERNAL;
|
|
/* RDP protocol error set */
|
|
else if (reason >= 0x10c9 && reason <= 0x1193)
|
|
reason = XF_EXIT_RDP;
|
|
/* There's no need to test protocol-independent codes: they match */
|
|
else if (!(reason <= 0xC))
|
|
reason = XF_EXIT_UNKNOWN;
|
|
|
|
return reason;
|
|
}
|
|
|
|
void xf_TerminateEventHandler(rdpContext* context, TerminateEventArgs* e)
|
|
{
|
|
wMessageQueue* queue;
|
|
|
|
xfContext* xfc = (xfContext*) context;
|
|
|
|
if (context->settings->AsyncInput)
|
|
{
|
|
queue = freerdp_get_message_queue(context->instance, FREERDP_INPUT_MESSAGE_QUEUE);
|
|
|
|
if (queue)
|
|
MessageQueue_PostQuit(queue, 0);
|
|
}
|
|
else
|
|
{
|
|
xfc->disconnect = TRUE;
|
|
}
|
|
}
|
|
|
|
#ifdef WITH_XRENDER
|
|
static void xf_ZoomingChangeEventHandler(rdpContext* context, ZoomingChangeEventArgs* e)
|
|
{
|
|
xfContext* xfc = (xfContext*) context;
|
|
int w = xfc->scaledWidth + e->dx;
|
|
int h = xfc->scaledHeight + e->dy;
|
|
|
|
if (e->dx == 0 && e->dy == 0)
|
|
return;
|
|
|
|
if (w < 10)
|
|
w = 10;
|
|
|
|
if (h < 10)
|
|
h = 10;
|
|
|
|
if (w == xfc->scaledWidth && h == xfc->scaledHeight)
|
|
return;
|
|
|
|
xfc->scaledWidth = w;
|
|
xfc->scaledHeight = h;
|
|
|
|
xf_draw_screen(xfc, 0, 0, xfc->sessionWidth, xfc->sessionHeight);
|
|
}
|
|
|
|
static void xf_PanningChangeEventHandler(rdpContext* context, PanningChangeEventArgs* e)
|
|
{
|
|
xfContext* xfc = (xfContext*) context;
|
|
|
|
if (e->dx == 0 && e->dy == 0)
|
|
return;
|
|
|
|
xfc->offset_x += e->dx;
|
|
xfc->offset_y += e->dy;
|
|
|
|
xf_draw_screen(xfc, 0, 0, xfc->sessionWidth, xfc->sessionHeight);
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* Client Interface
|
|
*/
|
|
|
|
static BOOL xfreerdp_client_global_init()
|
|
{
|
|
setlocale(LC_ALL, "");
|
|
if (freerdp_handle_signals() != 0)
|
|
return FALSE;
|
|
return TRUE;
|
|
}
|
|
|
|
static void xfreerdp_client_global_uninit()
|
|
{
|
|
|
|
}
|
|
|
|
static int xfreerdp_client_start(rdpContext* context)
|
|
{
|
|
xfContext* xfc = (xfContext*) context;
|
|
rdpSettings* settings = context->settings;
|
|
|
|
if (!settings->ServerHostname)
|
|
{
|
|
WLog_ERR(TAG, "error: server hostname was not specified with /v:<server>[:port]");
|
|
return -1;
|
|
}
|
|
|
|
xfc->disconnect = FALSE;
|
|
|
|
if (!(xfc->thread = CreateThread(NULL, 0,
|
|
(LPTHREAD_START_ROUTINE) xf_client_thread,
|
|
context->instance, 0, NULL)))
|
|
{
|
|
WLog_ERR(TAG, "failed to create client thread");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int xfreerdp_client_stop(rdpContext* context)
|
|
{
|
|
xfContext* xfc = (xfContext*) context;
|
|
|
|
if (context->settings->AsyncInput)
|
|
{
|
|
wMessageQueue* queue;
|
|
|
|
queue = freerdp_get_message_queue(context->instance, FREERDP_INPUT_MESSAGE_QUEUE);
|
|
|
|
if (queue)
|
|
MessageQueue_PostQuit(queue, 0);
|
|
}
|
|
else
|
|
{
|
|
xfc->disconnect = TRUE;
|
|
}
|
|
|
|
if (xfc->thread)
|
|
{
|
|
WaitForSingleObject(xfc->thread, INFINITE);
|
|
CloseHandle(xfc->thread);
|
|
xfc->thread = NULL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static BOOL xfreerdp_client_new(freerdp* instance, rdpContext* context)
|
|
{
|
|
rdpSettings* settings;
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
|
|
assert(context);
|
|
assert(xfc);
|
|
assert(!context->channels);
|
|
assert(!xfc->display);
|
|
assert(!xfc->mutex);
|
|
assert(!xfc->x11event);
|
|
|
|
if (!(context->channels = freerdp_channels_new()))
|
|
goto fail_channels_new;
|
|
|
|
instance->PreConnect = xf_pre_connect;
|
|
instance->PostConnect = xf_post_connect;
|
|
instance->PostDisconnect = xf_post_disconnect;
|
|
instance->Authenticate = xf_authenticate;
|
|
instance->VerifyCertificate = xf_verify_certificate;
|
|
instance->LogonErrorInfo = xf_logon_error_info;
|
|
|
|
settings = instance->settings;
|
|
xfc->settings = instance->context->settings;
|
|
|
|
PubSub_SubscribeTerminate(context->pubSub, (pTerminateEventHandler) xf_TerminateEventHandler);
|
|
|
|
#ifdef WITH_XRENDER
|
|
PubSub_SubscribeZoomingChange(context->pubSub, (pZoomingChangeEventHandler) xf_ZoomingChangeEventHandler);
|
|
PubSub_SubscribePanningChange(context->pubSub, (pPanningChangeEventHandler) xf_PanningChangeEventHandler);
|
|
#endif
|
|
|
|
xfc->UseXThreads = TRUE;
|
|
|
|
if (xfc->UseXThreads)
|
|
{
|
|
if (!XInitThreads())
|
|
{
|
|
WLog_WARN(TAG, "XInitThreads() failure");
|
|
xfc->UseXThreads = FALSE;
|
|
}
|
|
}
|
|
|
|
xfc->display = XOpenDisplay(NULL);
|
|
|
|
if (!xfc->display)
|
|
{
|
|
WLog_ERR(TAG, "failed to open display: %s", XDisplayName(NULL));
|
|
WLog_ERR(TAG, "Please check that the $DISPLAY environment variable is properly set.");
|
|
goto fail_open_display;
|
|
}
|
|
|
|
xfc->mutex = CreateMutex(NULL, FALSE, NULL);
|
|
|
|
if (!xfc->mutex)
|
|
{
|
|
WLog_ERR(TAG, "Could not create mutex!");
|
|
goto fail_create_mutex;
|
|
}
|
|
|
|
xfc->_NET_WM_ICON = XInternAtom(xfc->display, "_NET_WM_ICON", False);
|
|
xfc->_MOTIF_WM_HINTS = XInternAtom(xfc->display, "_MOTIF_WM_HINTS", False);
|
|
xfc->_NET_CURRENT_DESKTOP = XInternAtom(xfc->display, "_NET_CURRENT_DESKTOP", False);
|
|
xfc->_NET_WORKAREA = XInternAtom(xfc->display, "_NET_WORKAREA", False);
|
|
xfc->_NET_WM_STATE = XInternAtom(xfc->display, "_NET_WM_STATE", False);
|
|
xfc->_NET_WM_STATE_FULLSCREEN = XInternAtom(xfc->display, "_NET_WM_STATE_FULLSCREEN", False);
|
|
xfc->_NET_WM_FULLSCREEN_MONITORS = XInternAtom(xfc->display, "_NET_WM_FULLSCREEN_MONITORS", False);
|
|
xfc->_NET_WM_WINDOW_TYPE = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE", False);
|
|
xfc->_NET_WM_WINDOW_TYPE_NORMAL = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
|
|
xfc->_NET_WM_WINDOW_TYPE_DIALOG = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE_DIALOG", False);
|
|
xfc->_NET_WM_WINDOW_TYPE_POPUP = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE_POPUP", False);
|
|
xfc->_NET_WM_WINDOW_TYPE_UTILITY = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE_UTILITY", False);
|
|
xfc->_NET_WM_WINDOW_TYPE_DROPDOWN_MENU = XInternAtom(xfc->display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", False);
|
|
xfc->_NET_WM_STATE_SKIP_TASKBAR = XInternAtom(xfc->display, "_NET_WM_STATE_SKIP_TASKBAR", False);
|
|
xfc->_NET_WM_STATE_SKIP_PAGER = XInternAtom(xfc->display, "_NET_WM_STATE_SKIP_PAGER", False);
|
|
xfc->_NET_WM_MOVERESIZE = XInternAtom(xfc->display, "_NET_WM_MOVERESIZE", False);
|
|
xfc->_NET_MOVERESIZE_WINDOW = XInternAtom(xfc->display, "_NET_MOVERESIZE_WINDOW", False);
|
|
xfc->WM_PROTOCOLS = XInternAtom(xfc->display, "WM_PROTOCOLS", False);
|
|
xfc->WM_DELETE_WINDOW = XInternAtom(xfc->display, "WM_DELETE_WINDOW", False);
|
|
xfc->WM_STATE = XInternAtom(xfc->display, "WM_STATE", False);
|
|
|
|
xfc->xfds = ConnectionNumber(xfc->display);
|
|
xfc->screen_number = DefaultScreen(xfc->display);
|
|
xfc->screen = ScreenOfDisplay(xfc->display, xfc->screen_number);
|
|
xfc->depth = DefaultDepthOfScreen(xfc->screen);
|
|
xfc->big_endian = (ImageByteOrder(xfc->display) == MSBFirst);
|
|
xfc->invert = (ImageByteOrder(xfc->display) == MSBFirst) ? TRUE : FALSE;
|
|
xfc->complex_regions = TRUE;
|
|
|
|
xfc->x11event = CreateFileDescriptorEvent(NULL, FALSE, FALSE, xfc->xfds);
|
|
if (!xfc->x11event)
|
|
{
|
|
WLog_ERR(TAG, "Could not create xfds event");
|
|
goto fail_xfds_event;
|
|
}
|
|
|
|
xfc->colormap = DefaultColormap(xfc->display, xfc->screen_number);
|
|
xfc->format = PIXEL_FORMAT_XRGB32;
|
|
|
|
if (xfc->depth == 32)
|
|
xfc->format = (!xfc->invert) ? PIXEL_FORMAT_XRGB32 : PIXEL_FORMAT_XBGR32;
|
|
else if (xfc->depth == 24)
|
|
xfc->format = (!xfc->invert) ? PIXEL_FORMAT_XRGB32 : PIXEL_FORMAT_XBGR32;
|
|
else if (xfc->depth == 16)
|
|
xfc->format = (!xfc->invert) ? PIXEL_FORMAT_RGB565 : PIXEL_FORMAT_BGR565;
|
|
else if (xfc->depth == 15)
|
|
xfc->format = (!xfc->invert) ? PIXEL_FORMAT_RGB555 : PIXEL_FORMAT_BGR555;
|
|
else
|
|
xfc->format = PIXEL_FORMAT_XRGB32;
|
|
|
|
if (xfc->debug)
|
|
{
|
|
WLog_INFO(TAG, "Enabling X11 debug mode.");
|
|
XSynchronize(xfc->display, TRUE);
|
|
_def_error_handler = XSetErrorHandler(_xf_error_handler);
|
|
}
|
|
|
|
xf_check_extensions(xfc);
|
|
|
|
if (!xf_get_pixmap_info(xfc))
|
|
{
|
|
WLog_ERR(TAG, "Failed to get pixmap info");
|
|
goto fail_pixmap_info;
|
|
}
|
|
|
|
xfc->vscreen.monitors = calloc(16, sizeof(MONITOR_INFO));
|
|
|
|
if (!xfc->vscreen.monitors)
|
|
goto fail_vscreen_monitors;
|
|
|
|
return TRUE;
|
|
|
|
fail_vscreen_monitors:
|
|
fail_pixmap_info:
|
|
CloseHandle(xfc->x11event);
|
|
xfc->x11event = NULL;
|
|
fail_xfds_event:
|
|
CloseHandle(xfc->mutex);
|
|
xfc->mutex = NULL;
|
|
fail_create_mutex:
|
|
XCloseDisplay(xfc->display);
|
|
xfc->display = NULL;
|
|
fail_open_display:
|
|
freerdp_channels_free(context->channels);
|
|
context->channels = NULL;
|
|
fail_channels_new:
|
|
return FALSE;
|
|
}
|
|
|
|
static void xfreerdp_client_free(freerdp* instance, rdpContext* context)
|
|
{
|
|
xfContext* xfc = (xfContext*) instance->context;
|
|
|
|
if (!context)
|
|
return;
|
|
|
|
if (context->channels)
|
|
{
|
|
freerdp_channels_close(context->channels, instance);
|
|
freerdp_channels_free(context->channels);
|
|
context->channels = NULL;
|
|
}
|
|
|
|
if (xfc->display)
|
|
{
|
|
XCloseDisplay(xfc->display);
|
|
xfc->display = NULL;
|
|
}
|
|
|
|
if (xfc->x11event)
|
|
{
|
|
CloseHandle(xfc->x11event);
|
|
xfc->x11event = NULL;
|
|
}
|
|
|
|
if (xfc->mutex)
|
|
{
|
|
WaitForSingleObject(xfc->mutex, INFINITE);
|
|
CloseHandle(xfc->mutex);
|
|
xfc->mutex = NULL;
|
|
}
|
|
|
|
if (xfc->vscreen.monitors)
|
|
{
|
|
free(xfc->vscreen.monitors);
|
|
xfc->vscreen.monitors = NULL;
|
|
}
|
|
}
|
|
|
|
int RdpClientEntry(RDP_CLIENT_ENTRY_POINTS* pEntryPoints)
|
|
{
|
|
pEntryPoints->Version = 1;
|
|
pEntryPoints->Size = sizeof(RDP_CLIENT_ENTRY_POINTS_V1);
|
|
pEntryPoints->GlobalInit = xfreerdp_client_global_init;
|
|
pEntryPoints->GlobalUninit = xfreerdp_client_global_uninit;
|
|
pEntryPoints->ContextSize = sizeof(xfContext);
|
|
pEntryPoints->ClientNew = xfreerdp_client_new;
|
|
pEntryPoints->ClientFree = xfreerdp_client_free;
|
|
pEntryPoints->ClientStart = xfreerdp_client_start;
|
|
pEntryPoints->ClientStop = xfreerdp_client_stop;
|
|
return 0;
|
|
}
|