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XF86VMode.c
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/* $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
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#ifndef XBUILD_IN_CLIENT
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#include <X11/Xlibint.h>
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#include "../extensions/xf86vmstr.h"
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#include "../extensions/Xext.h"
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#include "../extensions/extutil.h"
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#else
#include "lib/X11/Xlibint.h"
#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 = {
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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 */
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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)
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/*****************************************************************************
* *
* public XFree86-VidMode Extension routines *
* *
*****************************************************************************/
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SDL_NAME(XF86VidModeQueryExtension) (dpy, event_basep, error_basep)
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Display *dpy;
int *event_basep, *error_basep;
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XExtDisplayInfo *info = find_display(dpy);
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if (XextHasExtension(info)) {
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*event_basep = info->codes->first_event;
*error_basep = info->codes->first_error;
return True;
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} else {
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return False;
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}
}
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Bool SDL_NAME(XF86VidModeQueryVersion) (dpy, majorVersion, minorVersion)
Display *
dpy;
int *
majorVersion;
int *
minorVersion;
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XExtDisplayInfo *info = find_display(dpy);
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xXF86VidModeQueryVersionReply rep;
xXF86VidModeQueryVersionReq *req;
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XF86VidModeCheckExtension(dpy, info, False);
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LockDisplay(dpy);
GetReq(XF86VidModeQueryVersion, req);
req->reqType = info->codes->major_opcode;
req->xf86vidmodeReqType = X_XF86VidModeQueryVersion;
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if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return False;
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}
*majorVersion = rep.majorVersion;
*minorVersion = rep.minorVersion;
UnlockDisplay(dpy);
SyncHandle();
if (*majorVersion >= 2)
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SDL_NAME(XF86VidModeSetClientVersion) (dpy);
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return True;
}
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Bool SDL_NAME(XF86VidModeSetClientVersion) (Display * dpy)
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{
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
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SDL_NAME(XF86VidModeSetGamma) (Display * dpy, int screen,
SDL_NAME(XF86VidModeGamma) * Gamma)
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{
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;
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req->red = (CARD32) (Gamma->red * 10000.);
req->green = (CARD32) (Gamma->green * 10000.);
req->blue = (CARD32) (Gamma->blue * 10000.);
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UnlockDisplay(dpy);
SyncHandle();
return True;
}
Bool
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SDL_NAME(XF86VidModeGetGamma) (Display * dpy, int screen,
SDL_NAME(XF86VidModeGamma) * Gamma)
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XExtDisplayInfo *info = find_display(dpy);
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xXF86VidModeGetGammaReply rep;
xXF86VidModeGetGammaReq *req;
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XF86VidModeCheckExtension(dpy, info, False);
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LockDisplay(dpy);
GetReq(XF86VidModeGetGamma, req);
req->reqType = info->codes->major_opcode;
req->xf86vidmodeReqType = X_XF86VidModeGetGamma;
req->screen = screen;
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if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return False;
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Gamma->red = ((float) rep.red) / 10000.;
Gamma->green = ((float) rep.green) / 10000.;
Gamma->blue = ((float) rep.blue) / 10000.;
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UnlockDisplay(dpy);
SyncHandle();
return True;
}
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/* this is to prevent an unaligned memory write on CPUs that need that. */
static void
zap_ptr(char *ptr, size_t size)
{
memset(ptr, '\0', size);
}
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Bool SDL_NAME(XF86VidModeGetModeLine) (dpy, screen, dotclock, modeline)
Display *
dpy;
int
screen;
int *
dotclock;
SDL_NAME(XF86VidModeModeLine) * modeline;
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XExtDisplayInfo *info = find_display(dpy);
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xXF86VidModeGetModeLineReply rep;
xXF86OldVidModeGetModeLineReply oldrep;
xXF86VidModeGetModeLineReq *req;
int majorVersion, minorVersion;
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XF86VidModeCheckExtension(dpy, info, False);
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
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LockDisplay(dpy);
GetReq(XF86VidModeGetModeLine, req);
req->reqType = info->codes->major_opcode;
req->xf86vidmodeReqType = X_XF86VidModeGetModeLine;
req->screen = screen;
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if (majorVersion < 2) {
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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;
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} else {
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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;
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if (modeline->privsize > 0) {
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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));
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} else {
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zap_ptr((char *) &modeline->private, sizeof(modeline->private))
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}
UnlockDisplay(dpy);
SyncHandle();
return True;
}
Bool
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SDL_NAME(XF86VidModeGetAllModeLines) (dpy, screen, modecount, modelinesPtr)
Display *dpy;
int screen;
int *modecount;
SDL_NAME(XF86VidModeModeInfo) *** modelinesPtr;
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XExtDisplayInfo *info = find_display(dpy);
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xXF86VidModeGetAllModeLinesReply rep;
xXF86VidModeGetAllModeLinesReq *req;
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SDL_NAME(XF86VidModeModeInfo) * mdinfptr, **modelines;
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xXF86VidModeModeInfo xmdline;
xXF86OldVidModeModeInfo oldxmdline;
int i;
int majorVersion, minorVersion;
Bool protocolBug = False;
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XF86VidModeCheckExtension(dpy, info, False);
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/*
* 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.
*/
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SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
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if (majorVersion == 0 && minorVersion < 8) {
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protocolBug = True;
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#ifdef DEBUG
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fprintf(stderr, "XF86VidModeGetAllModeLines: Warning: Xserver is"
"running an old version (%d.%d)\n", majorVersion,
minorVersion);
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#endif
}
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LockDisplay(dpy);
GetReq(XF86VidModeGetAllModeLines, req);
req->reqType = info->codes->major_opcode;
req->xf86vidmodeReqType = X_XF86VidModeGetAllModeLines;
req->screen = screen;
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if (!_XReply(dpy, (xReply *) & rep,
(SIZEOF(xXF86VidModeGetAllModeLinesReply) -
SIZEOF(xReply)) >> 2, xFalse)) {
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UnlockDisplay(dpy);
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SyncHandle();
return False;
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}
*modecount = rep.modecount;
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if (!
(modelines =
(SDL_NAME(XF86VidModeModeInfo) **) Xcalloc(rep.modecount,
sizeof(SDL_NAME
(XF86VidModeModeInfo)
*) +
sizeof(SDL_NAME
(XF86VidModeModeInfo)))))
{
if (majorVersion < 2)
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_XEatData(dpy, (rep.modecount) * sizeof(xXF86OldVidModeModeInfo));
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_XEatData(dpy, (rep.modecount) * sizeof(xXF86VidModeModeInfo));
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Xfree(modelines);
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UnlockDisplay(dpy);
SyncHandle();
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return False;
}
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mdinfptr = (SDL_NAME(XF86VidModeModeInfo) *) ((char *) modelines
+
rep.modecount *
sizeof(SDL_NAME
(XF86VidModeModeInfo)
*));
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for (i = 0; i < rep.modecount; i++) {
modelines[i] = mdinfptr++;
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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;
}
}
}
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}
*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)\
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_XFlush(dpy);\
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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++
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#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
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#define GetOldReq(name, oldname, req) \
WORD64ALIGN\
if ((dpy->bufptr + SIZEOF(x/**/oldname/**/Req)) > dpy->bufmax)\
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_XFlush(dpy);\
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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)
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Display *dpy;
int screen;
SDL_NAME(XF86VidModeModeInfo) * newmodeline;
SDL_NAME(XF86VidModeModeInfo) * aftermodeline;
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XExtDisplayInfo *info = find_display(dpy);
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xXF86VidModeAddModeLineReq *req;
xXF86OldVidModeAddModeLineReq *oldreq;
int majorVersion, minorVersion;
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XF86VidModeCheckExtension(dpy, info, False);
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
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LockDisplay(dpy);
if (majorVersion < 2) {
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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));
}
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} else {
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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));
}
583
584
585
586
587
588
}
UnlockDisplay(dpy);
SyncHandle();
return True;
}
589
590
591
592
593
594
Bool SDL_NAME(XF86VidModeDeleteModeLine) (dpy, screen, modeline)
Display *
dpy;
int
screen;
SDL_NAME(XF86VidModeModeInfo) * modeline;
596
XExtDisplayInfo *info = find_display(dpy);
597
598
599
600
xXF86VidModeDeleteModeLineReq *req;
xXF86OldVidModeDeleteModeLineReq *oldreq;
int majorVersion, minorVersion;
601
602
XF86VidModeCheckExtension(dpy, info, 0);
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
603
604
605
LockDisplay(dpy);
if (majorVersion < 2) {
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
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));
}
627
} else {
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
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));
}
649
650
651
652
653
654
}
UnlockDisplay(dpy);
SyncHandle();
return True;
}
655
656
657
658
659
660
Bool SDL_NAME(XF86VidModeModModeLine) (dpy, screen, modeline)
Display *
dpy;
int
screen;
SDL_NAME(XF86VidModeModeLine) * modeline;
662
XExtDisplayInfo *info = find_display(dpy);
663
664
665
666
xXF86VidModeModModeLineReq *req;
xXF86OldVidModeModModeLineReq *oldreq;
int majorVersion, minorVersion;
667
668
XF86VidModeCheckExtension(dpy, info, 0);
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
669
670
671
LockDisplay(dpy);
if (majorVersion < 2) {
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
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));
}
691
} else {
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
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));
}
712
713
714
715
716
717
}
UnlockDisplay(dpy);
SyncHandle();
return True;
}
718
719
720
721
722
723
Status SDL_NAME(XF86VidModeValidateModeLine) (dpy, screen, modeline)
Display *
dpy;
int
screen;
SDL_NAME(XF86VidModeModeInfo) * modeline;
725
XExtDisplayInfo *info = find_display(dpy);
726
727
728
729
730
xXF86VidModeValidateModeLineReq *req;
xXF86OldVidModeValidateModeLineReq *oldreq;
xXF86VidModeValidateModeLineReply rep;
int majorVersion, minorVersion;
731
732
XF86VidModeCheckExtension(dpy, info, 0);
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
733
734
735
736
LockDisplay(dpy);
if (majorVersion < 2) {
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
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));
}
758
} else {
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
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));
}
781
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783
784
if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return MODE_BAD;
785
786
787
788
789
790
}
UnlockDisplay(dpy);
SyncHandle();
return rep.status;
}
791
792
793
794
795
796
797
Bool SDL_NAME(XF86VidModeSwitchMode) (dpy, screen, zoom)
Display *
dpy;
int
screen;
int
zoom;
799
XExtDisplayInfo *info = find_display(dpy);
800
801
xXF86VidModeSwitchModeReq *req;
802
XF86VidModeCheckExtension(dpy, info, False);
803
804
805
806
807
808
809
810
811
812
813
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;
}
814
815
816
817
818
819
820
Bool SDL_NAME(XF86VidModeSwitchToMode) (dpy, screen, modeline)
Display *
dpy;
int
screen;
SDL_NAME(XF86VidModeModeInfo) * modeline;
822
XExtDisplayInfo *info = find_display(dpy);
823
824
825
826
827
xXF86VidModeSwitchToModeReq *req;
xXF86OldVidModeSwitchToModeReq *oldreq;
int majorVersion, minorVersion;
Bool protocolBug = False;
828
XF86VidModeCheckExtension(dpy, info, False);
829
830
831
832
833
834
835
836
/*
* 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.
*/
837
SDL_NAME(XF86VidModeQueryVersion) (dpy, &majorVersion, &minorVersion);
838
if (majorVersion == 0 && minorVersion < 8) {
839
protocolBug = True;
840
#ifdef DEBUG
841
842
843
fprintf(stderr, "XF86VidModeSwitchToMode: Warning: Xserver is"
"running an old version (%d.%d)\n", majorVersion,
minorVersion);
844
845
#endif
}
847
848
LockDisplay(dpy);
if (majorVersion < 2) {
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
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));
}
}
874
} else {
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
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));
}
}
900
901
902
903
904
}
UnlockDisplay(dpy);
SyncHandle();
return True;
}
905
906
907
908
909
910
911
912
Bool SDL_NAME(XF86VidModeLockModeSwitch) (dpy, screen, lock)
Display *
dpy;
int
screen;
int
lock;
914
XExtDisplayInfo *info = find_display(dpy);
915
916
xXF86VidModeLockModeSwitchReq *req;
917
XF86VidModeCheckExtension(dpy, info, False);
918
919
920
921
922
923
924
925
926
927
928
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;
}
929
930
931
932
933
934
935
Bool SDL_NAME(XF86VidModeGetMonitor) (dpy, screen, monitor)
Display *
dpy;
int
screen;
SDL_NAME(XF86VidModeMonitor) * monitor;
937
XExtDisplayInfo *info = find_display(dpy);
938
939
940
941
942
xXF86VidModeGetMonitorReply rep;
xXF86VidModeGetMonitorReq *req;
CARD32 syncrange;
int i;
943
XF86VidModeCheckExtension(dpy, info, False);
944
945
946
947
948
949
LockDisplay(dpy);
GetReq(XF86VidModeGetMonitor, req);
req->reqType = info->codes->major_opcode;
req->xf86vidmodeReqType = X_XF86VidModeGetMonitor;
req->screen = screen;
950
951
952
953
if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return False;
954
955
956
957
}
monitor->nhsync = rep.nhsync;
monitor->nvsync = rep.nvsync;
#if 0
958
monitor->bandwidth = (float) rep.bandwidth / 1e6;
959
960
#endif
if (rep.vendorLength) {
961
962
963
964
if (!(monitor->vendor = (char *) Xcalloc(rep.vendorLength + 1, 1))) {
_XEatData(dpy, (rep.nhsync + rep.nvsync) * 4 +
((rep.vendorLength + 3) & ~3) +
((rep.modelLength + 3) & ~3));
965
966
UnlockDisplay(dpy);
SyncHandle();
967
968
return False;
}
969
} else {
970
monitor->vendor = NULL;
971
972
}
if (rep.modelLength) {
973
974
975
976
977
978
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);
979
980
UnlockDisplay(dpy);
SyncHandle();
981
982
return False;
}
983
} else {
984
monitor->model = NULL;
986
987
988
989
990
991
992
993
994
995
996
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);
997
998
UnlockDisplay(dpy);
SyncHandle();
999
return False;