mirror of
https://github.com/kasmtech/KasmVNC.git
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117 lines
2.7 KiB
C
117 lines
2.7 KiB
C
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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* Copyright 2011-2015 Pierre Ossman for Cendio AB
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <assert.h>
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#include "scrnintstr.h"
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#ifdef RANDR
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#include "randrstr.h"
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#endif
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#include "XorgGlue.h"
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const char *vncGetDisplay(void)
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{
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return display;
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}
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unsigned long vncGetServerGeneration(void)
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{
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return serverGeneration;
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}
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void vncFatalError(const char *format, ...)
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{
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va_list args;
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char buffer[4096];
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va_start(args, format);
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vsnprintf(buffer, sizeof(buffer), format, args);
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va_end(args);
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FatalError("%s", buffer);
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}
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int vncGetScreenCount(void)
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{
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return screenInfo.numScreens;
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}
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void vncGetScreenFormat(int scrIdx, int *depth, int *bpp,
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int *trueColour, int *bigEndian,
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int *redMask, int *greenMask, int *blueMask)
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{
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int i;
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VisualPtr vis = NULL;
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assert(depth);
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assert(bpp);
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assert(trueColour);
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assert(bigEndian);
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assert(redMask);
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assert(greenMask);
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assert(blueMask);
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*depth = screenInfo.screens[scrIdx]->rootDepth;
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for (i = 0; i < screenInfo.numPixmapFormats; i++) {
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if (screenInfo.formats[i].depth == *depth) {
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*bpp = screenInfo.formats[i].bitsPerPixel;
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break;
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}
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}
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if (i == screenInfo.numPixmapFormats)
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FatalError("No pixmap format for root depth\n");
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*bigEndian = (screenInfo.imageByteOrder == MSBFirst);
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for (i = 0; i < screenInfo.screens[scrIdx]->numVisuals; i++) {
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if (screenInfo.screens[scrIdx]->visuals[i].vid ==
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screenInfo.screens[scrIdx]->rootVisual) {
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vis = &screenInfo.screens[scrIdx]->visuals[i];
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break;
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}
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}
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if (i == screenInfo.screens[scrIdx]->numVisuals)
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FatalError("No visual record for root visual\n");
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*trueColour = (vis->class == TrueColor);
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*redMask = vis->redMask;
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*greenMask = vis->greenMask;
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*blueMask = vis->blueMask;
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}
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int vncGetScreenX(int scrIdx)
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{
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return screenInfo.screens[scrIdx]->x;
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}
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int vncGetScreenY(int scrIdx)
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{
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return screenInfo.screens[scrIdx]->y;
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}
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