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Diffstat (limited to 'xorg-server/Xext/sampleEVI.c')
-rw-r--r--xorg-server/Xext/sampleEVI.c123
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diff --git a/xorg-server/Xext/sampleEVI.c b/xorg-server/Xext/sampleEVI.c
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index b871bfd74..000000000
--- a/xorg-server/Xext/sampleEVI.c
+++ /dev/null
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-/************************************************************
-Copyright (c) 1997 by Silicon Graphics Computer Systems, Inc.
-Permission to use, copy, modify, and distribute this
-software and its documentation for any purpose and without
-fee is hereby granted, 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 Silicon Graphics not be
-used in advertising or publicity pertaining to distribution
-of the software without specific prior written permission.
-Silicon Graphics makes no representation about the suitability
-of this software for any purpose. It is provided "as is"
-without any express or implied warranty.
-SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
-SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
-AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
-GRAPHICS 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 <X11/X.h>
-#include <X11/Xproto.h>
-#include "dixstruct.h"
-#include "extnsionst.h"
-#include "dix.h"
-#define _XEVI_SERVER_
-#include <X11/extensions/XEVIstr.h>
-#include "EVIstruct.h"
-#include "scrnintstr.h"
-
-#if HAVE_STDINT_H
-#include <stdint.h>
-#elif !defined(UINT32_MAX)
-#define UINT32_MAX 0xffffffffU
-#endif
-
-static int sampleGetVisualInfo(
- VisualID32 *visual,
- int n_visual,
- xExtendedVisualInfo **evi_rn,
- int *n_info_rn,
- VisualID32 **conflict_rn,
- int *n_conflict_rn)
-{
- unsigned int max_sz_evi;
- VisualID32 *temp_conflict;
- xExtendedVisualInfo *evi;
- unsigned int max_visuals = 0, max_sz_conflict, sz_conflict = 0;
- register int visualI, scrI, sz_evi = 0, conflictI, n_conflict;
-
- if (n_visual > UINT32_MAX/(sz_xExtendedVisualInfo * screenInfo.numScreens))
- return BadAlloc;
- max_sz_evi = n_visual * sz_xExtendedVisualInfo * screenInfo.numScreens;
-
- for (scrI = 0; scrI < screenInfo.numScreens; scrI++) {
- if (screenInfo.screens[scrI]->numVisuals > max_visuals)
- max_visuals = screenInfo.screens[scrI]->numVisuals;
- }
-
- if (n_visual > UINT32_MAX/(sz_VisualID32 * screenInfo.numScreens
- * max_visuals))
- return BadAlloc;
- max_sz_conflict = n_visual * sz_VisualID32 * screenInfo.numScreens * max_visuals;
-
- *evi_rn = evi = (xExtendedVisualInfo *)xalloc(max_sz_evi);
- if (!*evi_rn)
- return BadAlloc;
-
- temp_conflict = (VisualID32 *)xalloc(max_sz_conflict);
- if (!temp_conflict) {
- xfree(*evi_rn);
- return BadAlloc;
- }
-
- for (scrI = 0; scrI < screenInfo.numScreens; scrI++) {
- for (visualI = 0; visualI < n_visual; visualI++) {
- evi[sz_evi].core_visual_id = visual[visualI];
- evi[sz_evi].screen = scrI;
- evi[sz_evi].level = 0;
- evi[sz_evi].transparency_type = XEVI_TRANSPARENCY_NONE;
- evi[sz_evi].transparency_value = 0;
- evi[sz_evi].min_hw_colormaps = 1;
- evi[sz_evi].max_hw_colormaps = 1;
- evi[sz_evi].num_colormap_conflicts = n_conflict = 0;
- for (conflictI = 0; conflictI < n_conflict; conflictI++)
- temp_conflict[sz_conflict++] = visual[visualI];
- sz_evi++;
- }
- }
- *conflict_rn = temp_conflict;
- *n_conflict_rn = sz_conflict;
- *n_info_rn = sz_evi;
- return Success;
-}
-
-static void sampleFreeVisualInfo(
- xExtendedVisualInfo *evi,
- VisualID32 *conflict)
-{
- if (evi)
- xfree(evi);
- if (conflict)
- xfree(conflict);
-}
-
-EviPrivPtr eviDDXInit(void)
-{
- static EviPrivRec eviPriv;
- eviPriv.getVisualInfo = sampleGetVisualInfo;
- eviPriv.freeVisualInfo = sampleFreeVisualInfo;
- return &eviPriv;
-}
-
-void eviDDXReset(void)
-{
-}