2 * (C) Copyright IBM Corporation 2006
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
25 #ifdef HAVE_DIX_CONFIG_H
26 #include <dix-config.h>
29 #include "glxserver.h"
32 #include "singlesize.h"
34 #include "indirect_size_get.h"
35 #include "indirect_dispatch.h"
36 #include "glapitable.h"
40 #include "glapioffsets.h"
41 #include "glxbyteorder.h"
43 static int DoSwapInterval(__GLXclientState *cl, GLbyte *pc, int do_swap);
45 int DoSwapInterval(__GLXclientState *cl, GLbyte *pc, int do_swap)
47 xGLXVendorPrivateReq * const req = (xGLXVendorPrivateReq *) pc;
48 ClientPtr client = cl->client;
49 const GLXContextTag tag = req->contextTag;
54 cx = __glXLookupContextByTag(cl, tag);
56 if ((cx == NULL) || (cx->pGlxScreen == NULL)) {
57 client->errorValue = tag;
58 return __glXError(GLXBadContext);
61 if (cx->pGlxScreen->swapInterval == NULL) {
62 LogMessage(X_ERROR, "AIGLX: cx->pGlxScreen->swapInterval == NULL\n");
63 client->errorValue = tag;
64 return __glXError(GLXUnsupportedPrivateRequest);
67 if (cx->drawPriv == NULL) {
68 client->errorValue = tag;
72 pc += __GLX_VENDPRIV_HDR_SIZE;
74 ? bswap_32(*(int *)(pc + 0))
80 (void) (*cx->pGlxScreen->swapInterval)(cx->drawPriv, interval);
84 int __glXDisp_SwapIntervalSGI(__GLXclientState *cl, GLbyte *pc)
86 return DoSwapInterval(cl, pc, 0);
89 int __glXDispSwap_SwapIntervalSGI(__GLXclientState *cl, GLbyte *pc)
91 return DoSwapInterval(cl, pc, 1);