TinyX/fb/fballpriv.c
2013-11-30 15:51:10 +02:00

83 lines
2.4 KiB
C

/*
*
* Copyright © 1998 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "fb.h"
int fbScreenPrivateIndex;
int
fbGetScreenPrivateIndex(void)
{
return fbScreenPrivateIndex;
}
int fbGCPrivateIndex;
int
fbGetGCPrivateIndex(void)
{
return fbGCPrivateIndex;
}
int fbWinPrivateIndex;
int
fbGetWinPrivateIndex(void)
{
return fbWinPrivateIndex;
}
int fbGeneration;
Bool
fbAllocatePrivates(ScreenPtr pScreen, int *pGCIndex)
{
if (fbGeneration != serverGeneration) {
fbGCPrivateIndex = miAllocateGCPrivateIndex();
fbWinPrivateIndex = AllocateWindowPrivateIndex();
fbScreenPrivateIndex = AllocateScreenPrivateIndex();
if (fbScreenPrivateIndex == -1)
return FALSE;
fbGeneration = serverGeneration;
}
if (pGCIndex)
*pGCIndex = fbGCPrivateIndex;
if (!AllocateGCPrivate(pScreen, fbGCPrivateIndex, sizeof(FbGCPrivRec)))
return FALSE;
if (!AllocateWindowPrivate(pScreen, fbWinPrivateIndex, 0))
return FALSE;
{
FbScreenPrivPtr pScreenPriv;
pScreenPriv = malloc(sizeof(FbScreenPrivRec));
if (!pScreenPriv)
return FALSE;
pScreen->devPrivates[fbScreenPrivateIndex].ptr = (pointer) pScreenPriv;
}
return TRUE;
}