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openSUSE:Evergreen:11.4
xorg-x11-server.import5766
U_03-glx-check-request-length-before-swapping.p...
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File U_03-glx-check-request-length-before-swapping.patch of Package xorg-x11-server.import5766
From: Julien Cristau <jcristau@debian.org> Date: Sun Aug 22 00:50:05 2010 +0100 Subject: [PATCH] glx: check request length before swapping Patch-Mainline: Upstream Git-commit: 6c69235a9dfc52e4b4e47630ff4bab1a820eb543 References: bnc #648278, CVE-2010-4818 Signed-off-by: Egbert Eich <eich@suse.de> Reviewed-by: Kristian Høgsberg <krh@bitplanet.net> Reviewed-by: Daniel Stone <daniel@fooishbar.org> Signed-off-by: Julien Cristau <jcristau@debian.org> --- xorg-server-1.9.3/glx/glxcmdsswap.c.orig 2010-03-23 18:35:57.000000000 +0100 +++ xorg-server-1.9.3/glx/glxcmdsswap.c 2012-02-06 15:21:28.000000000 +0100 @@ -61,9 +61,12 @@ int __glXDispSwap_CreateContext(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateContextReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); __GLX_SWAP_INT(&req->visual); @@ -75,9 +78,12 @@ int __glXDispSwap_CreateContext(__GLXcli int __glXDispSwap_CreateNewContext(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateNewContextReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); __GLX_SWAP_INT(&req->fbconfig); @@ -90,10 +96,13 @@ int __glXDispSwap_CreateNewContext(__GLX int __glXDispSwap_CreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateContextWithConfigSGIXReq *req = (xGLXCreateContextWithConfigSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateContextWithConfigSGIXReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); __GLX_SWAP_INT(&req->fbconfig); @@ -106,9 +115,12 @@ int __glXDispSwap_CreateContextWithConfi int __glXDispSwap_DestroyContext(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXDestroyContextReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); @@ -117,9 +129,12 @@ int __glXDispSwap_DestroyContext(__GLXcl int __glXDispSwap_MakeCurrent(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXMakeCurrentReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->drawable); __GLX_SWAP_INT(&req->context); @@ -130,9 +145,12 @@ int __glXDispSwap_MakeCurrent(__GLXclien int __glXDispSwap_MakeContextCurrent(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXMakeContextCurrentReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->drawable); __GLX_SWAP_INT(&req->readdrawable); @@ -144,9 +162,12 @@ int __glXDispSwap_MakeContextCurrent(__G int __glXDispSwap_MakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXMakeCurrentReadSGIReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->drawable); __GLX_SWAP_INT(&req->readable); @@ -158,9 +179,12 @@ int __glXDispSwap_MakeCurrentReadSGI(__G int __glXDispSwap_IsDirect(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXIsDirectReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); @@ -169,9 +193,12 @@ int __glXDispSwap_IsDirect(__GLXclientSt int __glXDispSwap_QueryVersion(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXQueryVersionReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->majorVersion); __GLX_SWAP_INT(&req->minorVersion); @@ -181,9 +208,12 @@ int __glXDispSwap_QueryVersion(__GLXclie int __glXDispSwap_WaitGL(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXWaitGLReq *req = (xGLXWaitGLReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXWaitGLReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->contextTag); @@ -192,9 +222,12 @@ int __glXDispSwap_WaitGL(__GLXclientStat int __glXDispSwap_WaitX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXWaitXReq *req = (xGLXWaitXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXWaitXReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->contextTag); @@ -203,9 +236,12 @@ int __glXDispSwap_WaitX(__GLXclientState int __glXDispSwap_CopyContext(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCopyContextReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->source); __GLX_SWAP_INT(&req->dest); @@ -216,36 +252,48 @@ int __glXDispSwap_CopyContext(__GLXclien int __glXDispSwap_GetVisualConfigs(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXGetVisualConfigsReq); + __GLX_SWAP_INT(&req->screen); return __glXDisp_GetVisualConfigs(cl, pc); } int __glXDispSwap_GetFBConfigs(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXGetFBConfigsReq); + __GLX_SWAP_INT(&req->screen); return __glXDisp_GetFBConfigs(cl, pc); } int __glXDispSwap_GetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXGetFBConfigsSGIXReq); + __GLX_SWAP_INT(&req->screen); return __glXDisp_GetFBConfigsSGIX(cl, pc); } int __glXDispSwap_CreateGLXPixmap(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateGLXPixmapReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->visual); @@ -257,17 +305,22 @@ int __glXDispSwap_CreateGLXPixmap(__GLXc int __glXDispSwap_CreatePixmap(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc; CARD32 *attribs; __GLX_DECLARE_SWAP_VARIABLES; __GLX_DECLARE_SWAP_ARRAY_VARIABLES; + REQUEST_AT_LEAST_SIZE(xGLXCreatePixmapReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->fbconfig); __GLX_SWAP_INT(&req->pixmap); __GLX_SWAP_INT(&req->glxpixmap); __GLX_SWAP_INT(&req->numAttribs); + + REQUEST_FIXED_SIZE(xGLXCreatePixmapReq, req->numAttribs << 3); attribs = (CARD32*)(req + 1); __GLX_SWAP_INT_ARRAY(attribs, req->numAttribs); @@ -276,10 +329,13 @@ int __glXDispSwap_CreatePixmap(__GLXclie int __glXDispSwap_CreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateGLXPixmapWithConfigSGIXReq *req = (xGLXCreateGLXPixmapWithConfigSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateGLXPixmapWithConfigSGIXReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->fbconfig); @@ -291,9 +347,12 @@ int __glXDispSwap_CreateGLXPixmapWithCon int __glXDispSwap_DestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXDestroyGLXPixmapReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->glxpixmap); @@ -302,9 +361,12 @@ int __glXDispSwap_DestroyGLXPixmap(__GLX int __glXDispSwap_DestroyPixmap(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXDestroyGLXPixmapReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->glxpixmap); @@ -313,9 +375,12 @@ int __glXDispSwap_DestroyPixmap(__GLXcli int __glXDispSwap_QueryContext(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXQueryContextReq *req = (xGLXQueryContextReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXQueryContextReq); + __GLX_SWAP_INT(&req->context); return __glXDisp_QueryContext(cl, pc); @@ -323,15 +388,20 @@ int __glXDispSwap_QueryContext(__GLXclie int __glXDispSwap_CreatePbuffer(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; __GLX_DECLARE_SWAP_ARRAY_VARIABLES; CARD32 *attribs; + REQUEST_AT_LEAST_SIZE(xGLXCreatePbufferReq); + __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->fbconfig); __GLX_SWAP_INT(&req->pbuffer); __GLX_SWAP_INT(&req->numAttribs); + + REQUEST_FIXED_SIZE(xGLXCreatePbufferReq, req->numAttribs << 3); attribs = (CARD32*)(req + 1); __GLX_SWAP_INT_ARRAY(attribs, req->numAttribs); @@ -340,9 +410,12 @@ int __glXDispSwap_CreatePbuffer(__GLXcli int __glXDispSwap_CreateGLXPbufferSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateGLXPbufferSGIXReq *req = (xGLXCreateGLXPbufferSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXCreateGLXPbufferSGIXReq); + __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->fbconfig); __GLX_SWAP_INT(&req->pbuffer); @@ -354,9 +427,12 @@ int __glXDispSwap_CreateGLXPbufferSGIX(_ int __glXDispSwap_DestroyPbuffer(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXDestroyPbufferReq); + __GLX_SWAP_INT(&req->pbuffer); return __glXDisp_DestroyPbuffer(cl, pc); @@ -366,22 +442,31 @@ int __glXDispSwap_DestroyGLXPbufferSGIX( { xGLXDestroyGLXPbufferSGIXReq *req = (xGLXDestroyGLXPbufferSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + ClientPtr client = cl->client; __GLX_SWAP_INT(&req->pbuffer); + REQUEST_SIZE_MATCH(xGLXDestroyPbufferReq); + + __GLX_SWAP_INT(&req->pbuffer); return __glXDisp_DestroyGLXPbufferSGIX(cl, pc); } int __glXDispSwap_ChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXChangeDrawableAttributesReq *req = (xGLXChangeDrawableAttributesReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; __GLX_DECLARE_SWAP_ARRAY_VARIABLES; CARD32 *attribs; + REQUEST_AT_LEAST_SIZE(xGLXChangeDrawableAttributesReq); + __GLX_SWAP_INT(&req->drawable); __GLX_SWAP_INT(&req->numAttribs); + + REQUEST_FIXED_SIZE(xGLXChangeDrawableAttributesReq, req->numAttribs << 3); attribs = (CARD32*)(req + 1); __GLX_SWAP_INT_ARRAY(attribs, req->numAttribs); @@ -391,14 +476,19 @@ int __glXDispSwap_ChangeDrawableAttribut int __glXDispSwap_ChangeDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXChangeDrawableAttributesSGIXReq *req = (xGLXChangeDrawableAttributesSGIXReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; __GLX_DECLARE_SWAP_ARRAY_VARIABLES; CARD32 *attribs; + REQUEST_AT_LEAST_SIZE(xGLXChangeDrawableAttributesSGIXReq); + __GLX_SWAP_INT(&req->drawable); __GLX_SWAP_INT(&req->numAttribs); + + REQUEST_FIXED_SIZE(xGLXChangeDrawableAttributesSGIXReq, req->numAttribs << 3); attribs = (CARD32*)(req + 1); __GLX_SWAP_INT_ARRAY(attribs, req->numAttribs); @@ -407,16 +497,21 @@ int __glXDispSwap_ChangeDrawableAttribut int __glXDispSwap_CreateWindow(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; __GLX_DECLARE_SWAP_ARRAY_VARIABLES; CARD32 *attribs; + REQUEST_AT_LEAST_SIZE(xGLXCreateWindowReq); + __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->fbconfig); __GLX_SWAP_INT(&req->window); __GLX_SWAP_INT(&req->glxwindow); __GLX_SWAP_INT(&req->numAttribs); + + REQUEST_FIXED_SIZE(xGLXCreateWindowReq, req->numAttribs << 3); attribs = (CARD32*)(req + 1); __GLX_SWAP_INT_ARRAY(attribs, req->numAttribs); @@ -425,9 +520,12 @@ int __glXDispSwap_CreateWindow(__GLXclie int __glXDispSwap_DestroyWindow(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXDestroyWindowReq); + __GLX_SWAP_INT(&req->glxwindow); return __glXDisp_DestroyWindow(cl, pc); @@ -435,9 +533,12 @@ int __glXDispSwap_DestroyWindow(__GLXcli int __glXDispSwap_SwapBuffers(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXSwapBuffersReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->contextTag); __GLX_SWAP_INT(&req->drawable); @@ -447,9 +548,12 @@ int __glXDispSwap_SwapBuffers(__GLXclien int __glXDispSwap_UseXFont(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXUseXFontReq *req = (xGLXUseXFontReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXUseXFontReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->contextTag); __GLX_SWAP_INT(&req->font); @@ -463,9 +567,12 @@ int __glXDispSwap_UseXFont(__GLXclientSt int __glXDispSwap_QueryExtensionsString(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *)pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXQueryExtensionsStringReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->screen); @@ -474,9 +581,12 @@ int __glXDispSwap_QueryExtensionsString( int __glXDispSwap_QueryServerString(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *)pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXQueryServerStringReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->screen); __GLX_SWAP_INT(&req->name); @@ -486,9 +596,12 @@ int __glXDispSwap_QueryServerString(__GL int __glXDispSwap_ClientInfo(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXClientInfoReq *req = (xGLXClientInfoReq *)pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_AT_LEAST_SIZE(xGLXClientInfoReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->major); __GLX_SWAP_INT(&req->minor); @@ -499,9 +612,12 @@ int __glXDispSwap_ClientInfo(__GLXclient int __glXDispSwap_QueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXQueryContextInfoEXTReq *req = (xGLXQueryContextInfoEXTReq *) pc; __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXQueryContextInfoEXTReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->context); @@ -510,12 +626,14 @@ int __glXDispSwap_QueryContextInfoEXT(__ int __glXDispSwap_BindTexImageEXT(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc; GLXDrawable *drawId; int *buffer; - __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_FIXED_SIZE(xGLXVendorPrivateReq, 8); + pc += __GLX_VENDPRIV_HDR_SIZE; drawId = ((GLXDrawable *) (pc)); @@ -531,12 +649,14 @@ int __glXDispSwap_BindTexImageEXT(__GLXc int __glXDispSwap_ReleaseTexImageEXT(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc; GLXDrawable *drawId; int *buffer; - __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_FIXED_SIZE(xGLXVendorPrivateReq, 8); + pc += __GLX_VENDPRIV_HDR_SIZE; drawId = ((GLXDrawable *) (pc)); @@ -552,12 +672,14 @@ int __glXDispSwap_ReleaseTexImageEXT(__G int __glXDispSwap_CopySubBufferMESA(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc; GLXDrawable *drawId; int *buffer; - __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_FIXED_SIZE(xGLXVendorPrivateReq, 20); + (void) drawId; (void) buffer; @@ -577,11 +699,13 @@ int __glXDispSwap_CopySubBufferMESA(__GL int __glXDispSwap_GetDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXVendorPrivateWithReplyReq *req = (xGLXVendorPrivateWithReplyReq *)pc; CARD32 *data; - __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXGetDrawableAttributesSGIXReq); + data = (CARD32 *) (req + 1); __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->contextTag); @@ -592,10 +716,12 @@ int __glXDispSwap_GetDrawableAttributesS int __glXDispSwap_GetDrawableAttributes(__GLXclientState *cl, GLbyte *pc) { + ClientPtr client = cl->client; xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc; - __GLX_DECLARE_SWAP_VARIABLES; + REQUEST_SIZE_MATCH(xGLXGetDrawableAttributesReq); + __GLX_SWAP_SHORT(&req->length); __GLX_SWAP_INT(&req->drawable);
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