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-rw-r--r--distrib/sdl-1.2.15/src/video/Xext/Xxf86vm/XF86VMode.c1226
1 files changed, 1226 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/Xext/Xxf86vm/XF86VMode.c b/distrib/sdl-1.2.15/src/video/Xext/Xxf86vm/XF86VMode.c
new file mode 100644
index 0000000..5cb2190
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/Xext/Xxf86vm/XF86VMode.c
@@ -0,0 +1,1226 @@
+/* $XConsortium: XF86VMode.c /main/2 1995/11/14 18:17:58 kaleb $ */
+/* $XFree86: xc/lib/Xxf86vm/XF86VMode.c,v 3.32 2001/07/25 15:04:54 dawes Exp $ */
+/*
+
+Copyright (c) 1995 Kaleb S. KEITHLEY
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL Kaleb S. KEITHLEY BE LIABLE FOR ANY CLAIM, DAMAGES
+OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of Kaleb S. KEITHLEY
+shall not be used in advertising or otherwise to promote the sale, use
+or other dealings in this Software without prior written authorization
+from Kaleb S. KEITHLEY.
+
+*/
+/* $XConsortium: XF86VMode.c /main/4 1996/01/16 07:52:25 kaleb CHECKEDOUT $ */
+
+/* THIS IS NOT AN X CONSORTIUM STANDARD */
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+
+#ifndef XBUILD_IN_CLIENT
+/* Apparently some X11 systems can't include this multiple times... */
+#ifndef SDL_INCLUDED_XLIBINT_H
+#define SDL_INCLUDED_XLIBINT_H 1
+#include <X11/Xlibint.h>
+#endif
+#include "../extensions/xf86vmstr.h"
+#include "../extensions/Xext.h"
+#include "../extensions/extutil.h"
+#else
+#include "include/extensions/xf86vmstr.h"
+#include "include/extensions/Xext.h"
+#include "include/extensions/extutil.h"
+#endif
+
+#ifdef DEBUG
+#include <stdio.h>
+#endif
+
+#ifndef MODE_BAD
+#define MODE_BAD 255
+#endif
+
+static XExtensionInfo _xf86vidmode_info_data;
+static XExtensionInfo *xf86vidmode_info = &_xf86vidmode_info_data;
+static char *xf86vidmode_extension_name = XF86VIDMODENAME;
+
+#define XF86VidModeCheckExtension(dpy,i,val) \
+ XextCheckExtension (dpy, i, xf86vidmode_extension_name, val)
+
+/*****************************************************************************
+ * *
+ * private utility routines *
+ * *
+ *****************************************************************************/
+
+static XEXT_CLOSE_DISPLAY_PROTO(close_display);
+static /* const */ XExtensionHooks xf86vidmode_extension_hooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ close_display, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ NULL, /* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, xf86vidmode_info,
+ xf86vidmode_extension_name,
+ &xf86vidmode_extension_hooks,
+ 0, NULL)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xf86vidmode_info)
+
+
+/*****************************************************************************
+ * *
+ * public XFree86-VidMode Extension routines *
+ * *
+ *****************************************************************************/
+
+Bool
+SDL_NAME(XF86VidModeQueryExtension) (dpy, event_basep, error_basep)
+ Display *dpy;
+ int *event_basep, *error_basep;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+
+ if (XextHasExtension(info)) {
+ *event_basep = info->codes->first_event;
+ *error_basep = info->codes->first_error;
+ return True;
+ } else {
+ return False;
+ }
+}
+
+Bool
+SDL_NAME(XF86VidModeQueryVersion)(dpy, majorVersion, minorVersion)
+ Display* dpy;
+ int* majorVersion;
+ int* minorVersion;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeQueryVersionReply rep;
+ xXF86VidModeQueryVersionReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeQueryVersion, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeQueryVersion;
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *majorVersion = rep.majorVersion;
+ *minorVersion = rep.minorVersion;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ if (*majorVersion >= 2)
+ SDL_NAME(XF86VidModeSetClientVersion)(dpy);
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeSetClientVersion)(Display *dpy)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xXF86VidModeSetClientVersionReq *req;
+
+ XF86VidModeCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeSetClientVersion, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSetClientVersion;
+ req->major = XF86VIDMODE_MAJOR_VERSION;
+ req->minor = XF86VIDMODE_MINOR_VERSION;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeSetGamma)(Display *dpy, int screen, SDL_NAME(XF86VidModeGamma) *Gamma)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xXF86VidModeSetGammaReq *req;
+
+ XF86VidModeCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeSetGamma, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSetGamma;
+ req->screen = screen;
+ req->red = (CARD32)(Gamma->red * 10000.);
+ req->green = (CARD32)(Gamma->green * 10000.);
+ req->blue = (CARD32)(Gamma->blue * 10000.);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetGamma)(Display *dpy, int screen, SDL_NAME(XF86VidModeGamma) *Gamma)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetGammaReply rep;
+ xXF86VidModeGetGammaReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetGamma, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetGamma;
+ req->screen = screen;
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ Gamma->red = ((float)rep.red) / 10000.;
+ Gamma->green = ((float)rep.green) / 10000.;
+ Gamma->blue = ((float)rep.blue) / 10000.;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetModeLine)(dpy, screen, dotclock, modeline)
+ Display* dpy;
+ int screen;
+ int* dotclock;
+ SDL_NAME(XF86VidModeModeLine)* modeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetModeLineReply rep;
+ xXF86OldVidModeGetModeLineReply oldrep;
+ xXF86VidModeGetModeLineReq *req;
+ int majorVersion, minorVersion;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetModeLine, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetModeLine;
+ req->screen = screen;
+
+ if (majorVersion < 2) {
+ if (!_XReply(dpy, (xReply *)&oldrep,
+ (SIZEOF(xXF86OldVidModeGetModeLineReply) - SIZEOF(xReply)) >> 2, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *dotclock = oldrep.dotclock;
+ modeline->hdisplay = oldrep.hdisplay;
+ modeline->hsyncstart = oldrep.hsyncstart;
+ modeline->hsyncend = oldrep.hsyncend;
+ modeline->htotal = oldrep.htotal;
+ modeline->hskew = 0;
+ modeline->vdisplay = oldrep.vdisplay;
+ modeline->vsyncstart = oldrep.vsyncstart;
+ modeline->vsyncend = oldrep.vsyncend;
+ modeline->vtotal = oldrep.vtotal;
+ modeline->flags = oldrep.flags;
+ modeline->privsize = oldrep.privsize;
+ } else {
+ if (!_XReply(dpy, (xReply *)&rep,
+ (SIZEOF(xXF86VidModeGetModeLineReply) - SIZEOF(xReply)) >> 2, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *dotclock = rep.dotclock;
+ modeline->hdisplay = rep.hdisplay;
+ modeline->hsyncstart = rep.hsyncstart;
+ modeline->hsyncend = rep.hsyncend;
+ modeline->htotal = rep.htotal;
+ modeline->hskew = rep.hskew;
+ modeline->vdisplay = rep.vdisplay;
+ modeline->vsyncstart = rep.vsyncstart;
+ modeline->vsyncend = rep.vsyncend;
+ modeline->vtotal = rep.vtotal;
+ modeline->flags = rep.flags;
+ modeline->privsize = rep.privsize;
+ }
+
+ if (modeline->privsize > 0) {
+ if (!(modeline->private = Xcalloc(modeline->privsize, sizeof(INT32)))) {
+ _XEatData(dpy, (modeline->privsize) * sizeof(INT32));
+ Xfree(modeline->private);
+ return False;
+ }
+ _XRead(dpy, (char*)modeline->private, modeline->privsize * sizeof(INT32));
+ } else {
+ modeline->private = NULL;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetAllModeLines)(dpy, screen, modecount, modelinesPtr)
+ Display* dpy;
+ int screen;
+ int* modecount;
+ SDL_NAME(XF86VidModeModeInfo) ***modelinesPtr;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetAllModeLinesReply rep;
+ xXF86VidModeGetAllModeLinesReq *req;
+ SDL_NAME(XF86VidModeModeInfo) *mdinfptr, **modelines;
+ xXF86VidModeModeInfo xmdline;
+ xXF86OldVidModeModeInfo oldxmdline;
+ int i;
+ int majorVersion, minorVersion;
+ Bool protocolBug = False;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ /*
+ * Note: There was a bug in the protocol implementation in versions
+ * 0.x with x < 8 (the .private field wasn't being passed over the wire).
+ * Check the server's version, and accept the old format if appropriate.
+ */
+
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+ if (majorVersion == 0 && minorVersion < 8) {
+ protocolBug = True;
+#ifdef DEBUG
+ fprintf(stderr, "XF86VidModeGetAllModeLines: Warning: Xserver is"
+ "running an old version (%d.%d)\n", majorVersion,
+ minorVersion);
+#endif
+ }
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetAllModeLines, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetAllModeLines;
+ req->screen = screen;
+ if (!_XReply(dpy, (xReply *)&rep,
+ (SIZEOF(xXF86VidModeGetAllModeLinesReply) - SIZEOF(xReply)) >> 2, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+
+ *modecount = rep.modecount;
+
+ if (!(modelines = (SDL_NAME(XF86VidModeModeInfo) **) Xcalloc(rep.modecount,
+ sizeof(SDL_NAME(XF86VidModeModeInfo) *)
+ +sizeof(SDL_NAME(XF86VidModeModeInfo))))) {
+ if (majorVersion < 2)
+ _XEatData(dpy, (rep.modecount) * sizeof(xXF86OldVidModeModeInfo));
+ else
+ _XEatData(dpy, (rep.modecount) * sizeof(xXF86VidModeModeInfo));
+ Xfree(modelines);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ mdinfptr = (SDL_NAME(XF86VidModeModeInfo) *) (
+ (char *) modelines
+ + rep.modecount*sizeof(SDL_NAME(XF86VidModeModeInfo) *)
+ );
+
+ for (i = 0; i < rep.modecount; i++) {
+ modelines[i] = mdinfptr++;
+ if (majorVersion < 2) {
+ _XRead(dpy, (char*)&oldxmdline, sizeof(xXF86OldVidModeModeInfo));
+ modelines[i]->dotclock = oldxmdline.dotclock;
+ modelines[i]->hdisplay = oldxmdline.hdisplay;
+ modelines[i]->hsyncstart = oldxmdline.hsyncstart;
+ modelines[i]->hsyncend = oldxmdline.hsyncend;
+ modelines[i]->htotal = oldxmdline.htotal;
+ modelines[i]->hskew = 0;
+ modelines[i]->vdisplay = oldxmdline.vdisplay;
+ modelines[i]->vsyncstart = oldxmdline.vsyncstart;
+ modelines[i]->vsyncend = oldxmdline.vsyncend;
+ modelines[i]->vtotal = oldxmdline.vtotal;
+ modelines[i]->flags = oldxmdline.flags;
+ if (protocolBug) {
+ modelines[i]->privsize = 0;
+ modelines[i]->private = NULL;
+ } else {
+ modelines[i]->privsize = oldxmdline.privsize;
+ if (oldxmdline.privsize > 0) {
+ if (!(modelines[i]->private =
+ Xcalloc(oldxmdline.privsize, sizeof(INT32)))) {
+ _XEatData(dpy, (oldxmdline.privsize) * sizeof(INT32));
+ Xfree(modelines[i]->private);
+ } else {
+ _XRead(dpy, (char*)modelines[i]->private,
+ oldxmdline.privsize * sizeof(INT32));
+ }
+ } else {
+ modelines[i]->private = NULL;
+ }
+ }
+ } else {
+ _XRead(dpy, (char*)&xmdline, sizeof(xXF86VidModeModeInfo));
+ modelines[i]->dotclock = xmdline.dotclock;
+ modelines[i]->hdisplay = xmdline.hdisplay;
+ modelines[i]->hsyncstart = xmdline.hsyncstart;
+ modelines[i]->hsyncend = xmdline.hsyncend;
+ modelines[i]->htotal = xmdline.htotal;
+ modelines[i]->hskew = xmdline.hskew;
+ modelines[i]->vdisplay = xmdline.vdisplay;
+ modelines[i]->vsyncstart = xmdline.vsyncstart;
+ modelines[i]->vsyncend = xmdline.vsyncend;
+ modelines[i]->vtotal = xmdline.vtotal;
+ modelines[i]->flags = xmdline.flags;
+ if (protocolBug) {
+ modelines[i]->privsize = 0;
+ modelines[i]->private = NULL;
+ } else {
+ modelines[i]->privsize = xmdline.privsize;
+ if (xmdline.privsize > 0) {
+ if (!(modelines[i]->private =
+ Xcalloc(xmdline.privsize, sizeof(INT32)))) {
+ _XEatData(dpy, (xmdline.privsize) * sizeof(INT32));
+ Xfree(modelines[i]->private);
+ } else {
+ _XRead(dpy, (char*)modelines[i]->private,
+ xmdline.privsize * sizeof(INT32));
+ }
+ } else {
+ modelines[i]->private = NULL;
+ }
+ }
+ }
+ }
+ *modelinesPtr = modelines;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+/*
+ * GetReq replacement for use with VidMode protocols earlier than 2.0
+ */
+#if !defined(UNIXCPP) || defined(ANSICPP)
+#define GetOldReq(name, oldname, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x##oldname##Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x##oldname##Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_##name;\
+ req->length = (SIZEOF(x##oldname##Req))>>2;\
+ dpy->bufptr += SIZEOF(x##oldname##Req);\
+ dpy->request++
+
+#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
+#define GetOldReq(name, oldname, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x/**/oldname/**/Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x/**/oldname/**/Req *)(dpy->last_req = dpy->bufptr);\
+ req->reqType = X_/**/name;\
+ req->length = (SIZEOF(x/**/oldname/**/Req))>>2;\
+ dpy->bufptr += SIZEOF(x/**/oldname/**/Req);\
+ dpy->request++
+#endif
+
+Bool
+SDL_NAME(XF86VidModeAddModeLine) (dpy, screen, newmodeline, aftermodeline)
+ Display *dpy;
+ int screen;
+ SDL_NAME(XF86VidModeModeInfo)* newmodeline;
+ SDL_NAME(XF86VidModeModeInfo)* aftermodeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeAddModeLineReq *req;
+ xXF86OldVidModeAddModeLineReq *oldreq;
+ int majorVersion, minorVersion;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+
+ LockDisplay(dpy);
+ if (majorVersion < 2) {
+ GetOldReq(XF86VidModeAddModeLine, XF86OldVidModeAddModeLine, oldreq);
+ oldreq->reqType = info->codes->major_opcode;
+ oldreq->xf86vidmodeReqType = X_XF86VidModeAddModeLine;
+ oldreq->screen = screen;
+ oldreq->dotclock = newmodeline->dotclock;
+ oldreq->hdisplay = newmodeline->hdisplay;
+ oldreq->hsyncstart = newmodeline->hsyncstart;
+ oldreq->hsyncend = newmodeline->hsyncend;
+ oldreq->htotal = newmodeline->htotal;
+ oldreq->vdisplay = newmodeline->vdisplay;
+ oldreq->vsyncstart = newmodeline->vsyncstart;
+ oldreq->vsyncend = newmodeline->vsyncend;
+ oldreq->vtotal = newmodeline->vtotal;
+ oldreq->flags = newmodeline->flags;
+ oldreq->privsize = newmodeline->privsize;
+ if (aftermodeline != NULL) {
+ oldreq->after_dotclock = aftermodeline->dotclock;
+ oldreq->after_hdisplay = aftermodeline->hdisplay;
+ oldreq->after_hsyncstart = aftermodeline->hsyncstart;
+ oldreq->after_hsyncend = aftermodeline->hsyncend;
+ oldreq->after_htotal = aftermodeline->htotal;
+ oldreq->after_vdisplay = aftermodeline->vdisplay;
+ oldreq->after_vsyncstart = aftermodeline->vsyncstart;
+ oldreq->after_vsyncend = aftermodeline->vsyncend;
+ oldreq->after_vtotal = aftermodeline->vtotal;
+ oldreq->after_flags = aftermodeline->flags;
+ } else {
+ oldreq->after_dotclock = 0;
+ oldreq->after_hdisplay = 0;
+ oldreq->after_hsyncstart = 0;
+ oldreq->after_hsyncend = 0;
+ oldreq->after_htotal = 0;
+ oldreq->after_vdisplay = 0;
+ oldreq->after_vsyncstart = 0;
+ oldreq->after_vsyncend = 0;
+ oldreq->after_vtotal = 0;
+ oldreq->after_flags = 0;
+ }
+ if (newmodeline->privsize) {
+ oldreq->length += newmodeline->privsize;
+ Data32(dpy, (long *) newmodeline->private,
+ newmodeline->privsize * sizeof(INT32));
+ }
+ } else {
+ GetReq(XF86VidModeAddModeLine, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeAddModeLine;
+ req->screen = screen;
+ req->dotclock = newmodeline->dotclock;
+ req->hdisplay = newmodeline->hdisplay;
+ req->hsyncstart = newmodeline->hsyncstart;
+ req->hsyncend = newmodeline->hsyncend;
+ req->htotal = newmodeline->htotal;
+ req->hskew = newmodeline->hskew;
+ req->vdisplay = newmodeline->vdisplay;
+ req->vsyncstart = newmodeline->vsyncstart;
+ req->vsyncend = newmodeline->vsyncend;
+ req->vtotal = newmodeline->vtotal;
+ req->flags = newmodeline->flags;
+ req->privsize = newmodeline->privsize;
+ if (aftermodeline != NULL) {
+ req->after_dotclock = aftermodeline->dotclock;
+ req->after_hdisplay = aftermodeline->hdisplay;
+ req->after_hsyncstart = aftermodeline->hsyncstart;
+ req->after_hsyncend = aftermodeline->hsyncend;
+ req->after_htotal = aftermodeline->htotal;
+ req->after_hskew = aftermodeline->hskew;
+ req->after_vdisplay = aftermodeline->vdisplay;
+ req->after_vsyncstart = aftermodeline->vsyncstart;
+ req->after_vsyncend = aftermodeline->vsyncend;
+ req->after_vtotal = aftermodeline->vtotal;
+ req->after_flags = aftermodeline->flags;
+ } else {
+ req->after_dotclock = 0;
+ req->after_hdisplay = 0;
+ req->after_hsyncstart = 0;
+ req->after_hsyncend = 0;
+ req->after_htotal = 0;
+ req->after_hskew = 0;
+ req->after_vdisplay = 0;
+ req->after_vsyncstart = 0;
+ req->after_vsyncend = 0;
+ req->after_vtotal = 0;
+ req->after_flags = 0;
+ }
+ if (newmodeline->privsize) {
+ req->length += newmodeline->privsize;
+ Data32(dpy, (long *) newmodeline->private,
+ newmodeline->privsize * sizeof(INT32));
+ }
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeDeleteModeLine) (dpy, screen, modeline)
+ Display *dpy;
+ int screen;
+ SDL_NAME(XF86VidModeModeInfo)* modeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeDeleteModeLineReq *req;
+ xXF86OldVidModeDeleteModeLineReq *oldreq;
+ int majorVersion, minorVersion;
+
+ XF86VidModeCheckExtension (dpy, info, 0);
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+
+ LockDisplay(dpy);
+ if (majorVersion < 2) {
+ GetOldReq(XF86VidModeDeleteModeLine, XF86OldVidModeDeleteModeLine, oldreq);
+ oldreq->reqType = info->codes->major_opcode;
+ oldreq->xf86vidmodeReqType = X_XF86VidModeDeleteModeLine;
+ oldreq->screen = screen;
+ oldreq->dotclock = modeline->dotclock;
+ oldreq->hdisplay = modeline->hdisplay;
+ oldreq->hsyncstart = modeline->hsyncstart;
+ oldreq->hsyncend = modeline->hsyncend;
+ oldreq->htotal = modeline->htotal;
+ oldreq->vdisplay = modeline->vdisplay;
+ oldreq->vsyncstart = modeline->vsyncstart;
+ oldreq->vsyncend = modeline->vsyncend;
+ oldreq->vtotal = modeline->vtotal;
+ oldreq->flags = modeline->flags;
+ oldreq->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ oldreq->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ } else {
+ GetReq(XF86VidModeDeleteModeLine, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeDeleteModeLine;
+ req->screen = screen;
+ req->dotclock = modeline->dotclock;
+ req->hdisplay = modeline->hdisplay;
+ req->hsyncstart = modeline->hsyncstart;
+ req->hsyncend = modeline->hsyncend;
+ req->htotal = modeline->htotal;
+ req->hskew = modeline->hskew;
+ req->vdisplay = modeline->vdisplay;
+ req->vsyncstart = modeline->vsyncstart;
+ req->vsyncend = modeline->vsyncend;
+ req->vtotal = modeline->vtotal;
+ req->flags = modeline->flags;
+ req->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ req->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeModModeLine) (dpy, screen, modeline)
+ Display *dpy;
+ int screen;
+ SDL_NAME(XF86VidModeModeLine)* modeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeModModeLineReq *req;
+ xXF86OldVidModeModModeLineReq *oldreq;
+ int majorVersion, minorVersion;
+
+ XF86VidModeCheckExtension (dpy, info, 0);
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+
+ LockDisplay(dpy);
+ if (majorVersion < 2) {
+ GetOldReq(XF86VidModeModModeLine, XF86OldVidModeModModeLine, oldreq);
+ oldreq->reqType = info->codes->major_opcode;
+ oldreq->xf86vidmodeReqType = X_XF86VidModeModModeLine;
+ oldreq->screen = screen;
+ oldreq->hdisplay = modeline->hdisplay;
+ oldreq->hsyncstart = modeline->hsyncstart;
+ oldreq->hsyncend = modeline->hsyncend;
+ oldreq->htotal = modeline->htotal;
+ oldreq->vdisplay = modeline->vdisplay;
+ oldreq->vsyncstart = modeline->vsyncstart;
+ oldreq->vsyncend = modeline->vsyncend;
+ oldreq->vtotal = modeline->vtotal;
+ oldreq->flags = modeline->flags;
+ oldreq->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ oldreq->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ } else {
+ GetReq(XF86VidModeModModeLine, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeModModeLine;
+ req->screen = screen;
+ req->hdisplay = modeline->hdisplay;
+ req->hsyncstart = modeline->hsyncstart;
+ req->hsyncend = modeline->hsyncend;
+ req->htotal = modeline->htotal;
+ req->hskew = modeline->hskew;
+ req->vdisplay = modeline->vdisplay;
+ req->vsyncstart = modeline->vsyncstart;
+ req->vsyncend = modeline->vsyncend;
+ req->vtotal = modeline->vtotal;
+ req->flags = modeline->flags;
+ req->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ req->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+SDL_NAME(XF86VidModeValidateModeLine) (dpy, screen, modeline)
+ Display *dpy;
+ int screen;
+ SDL_NAME(XF86VidModeModeInfo)* modeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeValidateModeLineReq *req;
+ xXF86OldVidModeValidateModeLineReq *oldreq;
+ xXF86VidModeValidateModeLineReply rep;
+ int majorVersion, minorVersion;
+
+ XF86VidModeCheckExtension (dpy, info, 0);
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+
+ LockDisplay(dpy);
+
+ if (majorVersion < 2) {
+ GetOldReq(XF86VidModeValidateModeLine, XF86OldVidModeValidateModeLine, oldreq);
+ oldreq->reqType = info->codes->major_opcode;
+ oldreq->xf86vidmodeReqType = X_XF86VidModeValidateModeLine;
+ oldreq->screen = screen;
+ oldreq->dotclock = modeline->dotclock;
+ oldreq->hdisplay = modeline->hdisplay;
+ oldreq->hsyncstart = modeline->hsyncstart;
+ oldreq->hsyncend = modeline->hsyncend;
+ oldreq->htotal = modeline->htotal;
+ oldreq->vdisplay = modeline->vdisplay;
+ oldreq->vsyncstart = modeline->vsyncstart;
+ oldreq->vsyncend = modeline->vsyncend;
+ oldreq->vtotal = modeline->vtotal;
+ oldreq->flags = modeline->flags;
+ oldreq->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ oldreq->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ } else {
+ GetReq(XF86VidModeValidateModeLine, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeValidateModeLine;
+ req->screen = screen;
+ req->dotclock = modeline->dotclock;
+ req->hdisplay = modeline->hdisplay;
+ req->hsyncstart = modeline->hsyncstart;
+ req->hsyncend = modeline->hsyncend;
+ req->htotal = modeline->htotal;
+ req->hskew = modeline->hskew;
+ req->vdisplay = modeline->vdisplay;
+ req->vsyncstart = modeline->vsyncstart;
+ req->vsyncend = modeline->vsyncend;
+ req->vtotal = modeline->vtotal;
+ req->flags = modeline->flags;
+ req->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ req->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ }
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return MODE_BAD;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return rep.status;
+}
+
+Bool
+SDL_NAME(XF86VidModeSwitchMode)(dpy, screen, zoom)
+ Display* dpy;
+ int screen;
+ int zoom;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeSwitchModeReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeSwitchMode, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSwitchMode;
+ req->screen = screen;
+ req->zoom = zoom;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeSwitchToMode)(dpy, screen, modeline)
+ Display* dpy;
+ int screen;
+ SDL_NAME(XF86VidModeModeInfo)* modeline;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeSwitchToModeReq *req;
+ xXF86OldVidModeSwitchToModeReq *oldreq;
+ int majorVersion, minorVersion;
+ Bool protocolBug = False;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ /*
+ * Note: There was a bug in the protocol implementation in versions
+ * 0.x with x < 8 (the .private field wasn't expected to be sent over
+ * the wire). Check the server's version, and accept the old format
+ * if appropriate.
+ */
+
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+ if (majorVersion == 0 && minorVersion < 8) {
+ protocolBug = True;
+#ifdef DEBUG
+ fprintf(stderr, "XF86VidModeSwitchToMode: Warning: Xserver is"
+ "running an old version (%d.%d)\n", majorVersion,
+ minorVersion);
+#endif
+ }
+
+ LockDisplay(dpy);
+ if (majorVersion < 2) {
+ GetOldReq(XF86VidModeSwitchToMode, XF86OldVidModeSwitchToMode, oldreq);
+ oldreq->reqType = info->codes->major_opcode;
+ oldreq->xf86vidmodeReqType = X_XF86VidModeSwitchToMode;
+ oldreq->screen = screen;
+ oldreq->dotclock = modeline->dotclock;
+ oldreq->hdisplay = modeline->hdisplay;
+ oldreq->hsyncstart = modeline->hsyncstart;
+ oldreq->hsyncend = modeline->hsyncend;
+ oldreq->htotal = modeline->htotal;
+ oldreq->vdisplay = modeline->vdisplay;
+ oldreq->vsyncstart = modeline->vsyncstart;
+ oldreq->vsyncend = modeline->vsyncend;
+ oldreq->vtotal = modeline->vtotal;
+ oldreq->flags = modeline->flags;
+ if (protocolBug) {
+ oldreq->privsize = 0;
+ } else {
+ oldreq->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ oldreq->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ }
+ } else {
+ GetReq(XF86VidModeSwitchToMode, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSwitchToMode;
+ req->screen = screen;
+ req->dotclock = modeline->dotclock;
+ req->hdisplay = modeline->hdisplay;
+ req->hsyncstart = modeline->hsyncstart;
+ req->hsyncend = modeline->hsyncend;
+ req->htotal = modeline->htotal;
+ req->hskew = modeline->hskew;
+ req->vdisplay = modeline->vdisplay;
+ req->vsyncstart = modeline->vsyncstart;
+ req->vsyncend = modeline->vsyncend;
+ req->vtotal = modeline->vtotal;
+ req->flags = modeline->flags;
+ if (protocolBug) {
+ req->privsize = 0;
+ } else {
+ req->privsize = modeline->privsize;
+ if (modeline->privsize) {
+ req->length += modeline->privsize;
+ Data32(dpy, (long *) modeline->private,
+ modeline->privsize * sizeof(INT32));
+ }
+ }
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeLockModeSwitch)(dpy, screen, lock)
+ Display* dpy;
+ int screen;
+ int lock;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeLockModeSwitchReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeLockModeSwitch, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeLockModeSwitch;
+ req->screen = screen;
+ req->lock = lock;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetMonitor)(dpy, screen, monitor)
+ Display* dpy;
+ int screen;
+ SDL_NAME(XF86VidModeMonitor)* monitor;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetMonitorReply rep;
+ xXF86VidModeGetMonitorReq *req;
+ CARD32 syncrange;
+ int i;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetMonitor, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetMonitor;
+ req->screen = screen;
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ monitor->nhsync = rep.nhsync;
+ monitor->nvsync = rep.nvsync;
+#if 0
+ monitor->bandwidth = (float)rep.bandwidth / 1e6;
+#endif
+ if (rep.vendorLength) {
+ if (!(monitor->vendor = (char *)Xcalloc(rep.vendorLength + 1, 1))) {
+ _XEatData(dpy, (rep.nhsync + rep.nvsync) * 4 +
+ ((rep.vendorLength+3) & ~3) + ((rep.modelLength+3) & ~3));
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ } else {
+ monitor->vendor = NULL;
+ }
+ if (rep.modelLength) {
+ if (!(monitor->model = Xcalloc(rep.modelLength + 1, 1))) {
+ _XEatData(dpy, (rep.nhsync + rep.nvsync) * 4 +
+ ((rep.vendorLength+3) & ~3) + ((rep.modelLength+3) & ~3));
+ if (monitor->vendor)
+ Xfree(monitor->vendor);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ } else {
+ monitor->model = NULL;
+ }
+ if (!(monitor->hsync = Xcalloc(rep.nhsync, sizeof(SDL_NAME(XF86VidModeSyncRange))))) {
+ _XEatData(dpy, (rep.nhsync + rep.nvsync) * 4 +
+ ((rep.vendorLength+3) & ~3) + ((rep.modelLength+3) & ~3));
+
+ if (monitor->vendor)
+ Xfree(monitor->vendor);
+ if (monitor->model)
+ Xfree(monitor->model);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ if (!(monitor->vsync = Xcalloc(rep.nvsync, sizeof(SDL_NAME(XF86VidModeSyncRange))))) {
+ _XEatData(dpy, (rep.nhsync + rep.nvsync) * 4 +
+ ((rep.vendorLength+3) & ~3) + ((rep.modelLength+3) & ~3));
+ if (monitor->vendor)
+ Xfree(monitor->vendor);
+ if (monitor->model)
+ Xfree(monitor->model);
+ Xfree(monitor->hsync);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ for (i = 0; i < rep.nhsync; i++) {
+ _XRead(dpy, (char *)&syncrange, 4);
+ monitor->hsync[i].lo = (float)(syncrange & 0xFFFF) / 100.0;
+ monitor->hsync[i].hi = (float)(syncrange >> 16) / 100.0;
+ }
+ for (i = 0; i < rep.nvsync; i++) {
+ _XRead(dpy, (char *)&syncrange, 4);
+ monitor->vsync[i].lo = (float)(syncrange & 0xFFFF) / 100.0;
+ monitor->vsync[i].hi = (float)(syncrange >> 16) / 100.0;
+ }
+ if (rep.vendorLength)
+ _XReadPad(dpy, monitor->vendor, rep.vendorLength);
+ else
+ monitor->vendor = "";
+ if (rep.modelLength)
+ _XReadPad(dpy, monitor->model, rep.modelLength);
+ else
+ monitor->model = "";
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetViewPort)(dpy, screen, x, y)
+ Display* dpy;
+ int screen;
+ int *x, *y;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetViewPortReply rep;
+ xXF86VidModeGetViewPortReq *req;
+ int majorVersion, minorVersion;
+ Bool protocolBug = False;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ /*
+ * Note: There was a bug in the protocol implementation in versions
+ * 0.x with x < 8 (no reply was sent, so the client would hang)
+ * Check the server's version, and don't wait for a reply with older
+ * versions.
+ */
+
+ SDL_NAME(XF86VidModeQueryVersion)(dpy, &majorVersion, &minorVersion);
+ if (majorVersion == 0 && minorVersion < 8) {
+ protocolBug = True;
+#ifdef DEBUG
+ fprintf(stderr, "XF86VidModeGetViewPort: Warning: Xserver is"
+ "running an old version (%d.%d)\n", majorVersion,
+ minorVersion);
+#endif
+ }
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetViewPort, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetViewPort;
+ req->screen = screen;
+ if (protocolBug) {
+ *x = 0;
+ *y = 0;
+ } else {
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *x = rep.x;
+ *y = rep.y;
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeSetViewPort)(dpy, screen, x, y)
+ Display* dpy;
+ int screen;
+ int x, y;
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeSetViewPortReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeSetViewPort, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSetViewPort;
+ req->screen = screen;
+ req->x = x;
+ req->y = y;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeGetDotClocks)(dpy, screen,
+ flagsPtr, numclocksPtr, maxclocksPtr, clocksPtr)
+ Display* dpy;
+ int screen;
+ int *flagsPtr, *numclocksPtr, *maxclocksPtr, *clocksPtr[];
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetDotClocksReply rep;
+ xXF86VidModeGetDotClocksReq *req;
+ int i, *dotclocks;
+ CARD32 dotclk;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetDotClocks, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetDotClocks;
+ req->screen = screen;
+ if (!_XReply(dpy, (xReply *)&rep,
+ (SIZEOF(xXF86VidModeGetDotClocksReply) - SIZEOF(xReply)) >> 2, xFalse))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *numclocksPtr = rep.clocks;
+ *maxclocksPtr = rep.maxclocks;
+ *flagsPtr = rep.flags;
+
+ if (!(dotclocks = (int*) Xcalloc(rep.clocks, sizeof(int)))) {
+ _XEatData(dpy, (rep.clocks) * 4);
+ Xfree(dotclocks);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+
+ for (i = 0; i < rep.clocks; i++) {
+ _XRead(dpy, (char*)&dotclk, 4);
+ dotclocks[i] = dotclk;
+ }
+ *clocksPtr = dotclocks;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool
+SDL_NAME(XF86VidModeSetGammaRamp) (
+ Display *dpy,
+ int screen,
+ int size,
+ unsigned short *red,
+ unsigned short *green,
+ unsigned short *blue
+)
+{
+ int length = (size + 1) & ~1;
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeSetGammaRampReq *req;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+ LockDisplay(dpy);
+ GetReq(XF86VidModeSetGammaRamp, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeSetGammaRamp;
+ req->screen = screen;
+ req->length += (length >> 1) * 3;
+ req->size = size;
+ _XSend(dpy, (char*)red, size * 2);
+ _XSend(dpy, (char*)green, size * 2);
+ _XSend(dpy, (char*)blue, size * 2);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+
+Bool
+SDL_NAME(XF86VidModeGetGammaRamp) (
+ Display *dpy,
+ int screen,
+ int size,
+ unsigned short *red,
+ unsigned short *green,
+ unsigned short *blue
+)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetGammaRampReq *req;
+ xXF86VidModeGetGammaRampReply rep;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetGammaRamp, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetGammaRamp;
+ req->screen = screen;
+ req->size = size;
+ if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
+ UnlockDisplay (dpy);
+ SyncHandle ();
+ return False;
+ }
+ if(rep.size) {
+ _XRead(dpy, (char*)red, rep.size << 1);
+ _XRead(dpy, (char*)green, rep.size << 1);
+ _XRead(dpy, (char*)blue, rep.size << 1);
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Bool SDL_NAME(XF86VidModeGetGammaRampSize)(
+ Display *dpy,
+ int screen,
+ int *size
+)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXF86VidModeGetGammaRampSizeReq *req;
+ xXF86VidModeGetGammaRampSizeReply rep;
+
+ *size = 0;
+
+ XF86VidModeCheckExtension (dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(XF86VidModeGetGammaRampSize, req);
+ req->reqType = info->codes->major_opcode;
+ req->xf86vidmodeReqType = X_XF86VidModeGetGammaRampSize;
+ req->screen = screen;
+ if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+ UnlockDisplay (dpy);
+ SyncHandle ();
+ return False;
+ }
+ *size = rep.size;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+