libX11 xserver fontconfig mesa pixman xkbcomp xkeyboard-config git update

23 Mar 2012

1 files changed, 553 insertions, 528 deletions

diff --git a/xorg-server/glx/singlepix.c b/xorg-server/glx/singlepix.c
index 691877a38..55cd4437f 100644
--- a/xorg-server/glx/singlepix.c
+++ b/xorg-server/glx/singlepix.c
@@ -1,528 +1,553 @@
-/*

- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)

- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.

- *

- * 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 including the dates of first publication and

- * either this permission notice or a reference to

- * http://oss.sgi.com/projects/FreeB/

- * 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

- * SILICON GRAPHICS, INC. 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 Silicon Graphics, Inc.

- * shall not be used in advertising or otherwise to promote the sale, use or

- * other dealings in this Software without prior written authorization from

- * Silicon Graphics, Inc.

- */

-

-#ifdef HAVE_DIX_CONFIG_H

-#include <dix-config.h>

-#endif

-

-#include "glxserver.h"

-#include "glxext.h"

-#include "singlesize.h"

-#include "unpack.h"

-#include "indirect_size_get.h"

-#include "indirect_dispatch.h"

-#include "glapitable.h"

-#include "glapi.h"

-#include "glthread.h"

-#include "dispatch.h"

-

-int __glXDisp_ReadPixels(__GLXclientState *cl, GLbyte *pc)

-{

-    GLsizei width, height;

-    GLenum format, type;

-    GLboolean swapBytes, lsbFirst;

-    GLint compsize;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-

-    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);

-    if (!cx) {

-	return error;

-    }

-

-    pc += __GLX_SINGLE_HDR_SIZE;

-    width = *(GLsizei *)(pc + 8);

-    height = *(GLsizei *)(pc + 12);

-    format = *(GLenum *)(pc + 16);

-    type = *(GLenum *)(pc + 20);

-    swapBytes = *(GLboolean *)(pc + 24);

-    lsbFirst = *(GLboolean *)(pc + 25);

-    compsize = __glReadPixels_size(format,type,width,height);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes) );

-    CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_ReadPixels( GET_DISPATCH(), (

-		 *(GLint    *)(pc + 0),

-		 *(GLint    *)(pc + 4),

-		 *(GLsizei  *)(pc + 8),

-		 *(GLsizei  *)(pc + 12),

-		 *(GLenum   *)(pc + 16),

-		 *(GLenum   *)(pc + 20),

-		 answer

-		 ) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-    cx->hasUnflushedCommands = GL_FALSE;

-    return Success;

-}

-

-int __glXDisp_GetTexImage(__GLXclientState *cl, GLbyte *pc)

-{

-    GLint level, compsize;

-    GLenum format, type, target;

-    GLboolean swapBytes;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-    GLint width=0, height=0, depth=1;

-

-    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);

-    if (!cx) {

-	return error;

-    }

-

-    pc += __GLX_SINGLE_HDR_SIZE;

-    level = *(GLint *)(pc + 4);

-    format = *(GLenum *)(pc + 8);

-    type = *(GLenum *)(pc + 12);

-    target = *(GLenum *)(pc + 0);

-    swapBytes = *(GLboolean *)(pc + 16);

-

-    CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_WIDTH, &width) );

-    CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_HEIGHT, &height) );

-    if ( target == GL_TEXTURE_3D) {

-	CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_DEPTH, &depth) );

-    }

-    /*

-     * The three queries above might fail if we're in a state where queries

-     * are illegal, but then width, height, and depth would still be zero anyway.

-     */

-    compsize = __glGetTexImage_size(target,level,format,type,width,height,depth);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes) );

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_GetTexImage( GET_DISPATCH(), (

-		  *(GLenum   *)(pc + 0),

-		  *(GLint    *)(pc + 4),

-		  *(GLenum   *)(pc + 8),

-		  *(GLenum   *)(pc + 12),

-		  answer

-		  ) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	((xGLXGetTexImageReply *)&__glXReply)->width = width;

-	((xGLXGetTexImageReply *)&__glXReply)->height = height;

-	((xGLXGetTexImageReply *)&__glXReply)->depth = depth;

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-    return Success;

-}

-

-int __glXDisp_GetPolygonStipple(__GLXclientState *cl, GLbyte *pc)

-{

-    GLboolean lsbFirst;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    GLubyte answerBuffer[200];

-    char *answer;

-

-    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);

-    if (!cx) {

-	return error;

-    }

-

-    pc += __GLX_SINGLE_HDR_SIZE;

-    lsbFirst = *(GLboolean *)(pc + 0);

-

-    CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );

-    __GLX_GET_ANSWER_BUFFER(answer,cl,128,1);

-

-    __glXClearErrorOccured();

-    CALL_GetPolygonStipple( GET_DISPATCH(), ((GLubyte  *) answer) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(128);

-	__GLX_SEND_HEADER();

-	__GLX_SEND_BYTE_ARRAY(128);

-    }

-    return Success;

-}

-

-static int GetSeparableFilter(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)

-{

-    GLint compsize, compsize2;

-    GLenum format, type, target;

-    GLboolean swapBytes;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-    GLint width=0, height=0;

-

-    cx = __glXForceCurrent(cl, tag, &error);

-    if (!cx) {

-	return error;

-    }

-

-    format = *(GLenum *)(pc + 4);

-    type = *(GLenum *)(pc + 8);

-    target = *(GLenum *)(pc + 0);

-    swapBytes = *(GLboolean *)(pc + 12);

-

-    /* target must be SEPARABLE_2D, however I guess we can let the GL

-       barf on this one.... */

-

-    CALL_GetConvolutionParameteriv(GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width));

-    CALL_GetConvolutionParameteriv(GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height));

-    /*

-     * The two queries above might fail if we're in a state where queries

-     * are illegal, but then width and height would still be zero anyway.

-     */

-    compsize = __glGetTexImage_size(target,1,format,type,width,1,1);

-    compsize2 = __glGetTexImage_size(target,1,format,type,height,1,1);

-

-    if (compsize < 0) compsize = 0;

-    if (compsize2 < 0) compsize2 = 0;

-    compsize = __GLX_PAD(compsize);

-    compsize2 = __GLX_PAD(compsize2);

-

-    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize + compsize2,1);

-    __glXClearErrorOccured();

-    CALL_GetSeparableFilter( GET_DISPATCH(), (

-		  *(GLenum   *)(pc + 0),

-		  *(GLenum   *)(pc + 4),

-		  *(GLenum   *)(pc + 8),

-		  answer,

-		  answer + compsize,

-		  NULL

-		  ) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize + compsize2);

-	((xGLXGetSeparableFilterReply *)&__glXReply)->width = width;

-	((xGLXGetSeparableFilterReply *)&__glXReply)->height = height;

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize + compsize2);

-    }

-

-    return Success;

-}

-

-int __glXDisp_GetSeparableFilter(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);

-

-    return GetSeparableFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);

-}

-

-int __glXDisp_GetSeparableFilterEXT(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);

-

-    return GetSeparableFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);

-}

-

-static int GetConvolutionFilter(__GLXclientState *cl, GLbyte *pc,

-				GLXContextTag tag)

-{

-    GLint compsize;

-    GLenum format, type, target;

-    GLboolean swapBytes;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-    GLint width=0, height=0;

-

-    cx = __glXForceCurrent(cl, tag, &error);

-    if (!cx) {

-	return error;

-    }

-

-    format = *(GLenum *)(pc + 4);

-    type = *(GLenum *)(pc + 8);

-    target = *(GLenum *)(pc + 0);

-    swapBytes = *(GLboolean *)(pc + 12);

-

-    CALL_GetConvolutionParameteriv(GET_DISPATCH(), 

-				   (target, GL_CONVOLUTION_WIDTH, &width));

-    if (target == GL_CONVOLUTION_1D) {

-        height = 1;

-    } else {

-	CALL_GetConvolutionParameteriv(GET_DISPATCH(),

-				       (target, GL_CONVOLUTION_HEIGHT, &height));

-    }

-    /*

-     * The two queries above might fail if we're in a state where queries

-     * are illegal, but then width and height would still be zero anyway.

-     */

-    compsize = __glGetTexImage_size(target,1,format,type,width,height,1);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_GetConvolutionFilter( GET_DISPATCH(), (

-		  *(GLenum   *)(pc + 0),

-		  *(GLenum   *)(pc + 4),

-		  *(GLenum   *)(pc + 8),

-		  answer

-		  ) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	((xGLXGetConvolutionFilterReply *)&__glXReply)->width = width;

-	((xGLXGetConvolutionFilterReply *)&__glXReply)->height = height;

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-

-    return Success;

-}

-

-int __glXDisp_GetConvolutionFilter(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);

-

-    return GetConvolutionFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);

-}

-

-int __glXDisp_GetConvolutionFilterEXT(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);

-

-    return GetConvolutionFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);

-}

-

-static int GetHistogram(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)

-{

-    GLint compsize;

-    GLenum format, type, target;

-    GLboolean swapBytes, reset;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-    GLint width=0;

-

-    cx = __glXForceCurrent(cl, tag, &error);

-    if (!cx) {

-	return error;

-    }

-

-    format = *(GLenum *)(pc + 4);

-    type = *(GLenum *)(pc + 8);

-    target = *(GLenum *)(pc + 0);

-    swapBytes = *(GLboolean *)(pc + 12);

-    reset = *(GLboolean *)(pc + 13);

-

-    CALL_GetHistogramParameteriv(GET_DISPATCH(),

-				 (target, GL_HISTOGRAM_WIDTH, &width));

-    /*

-     * The one query above might fail if we're in a state where queries

-     * are illegal, but then width would still be zero anyway.

-     */

-    compsize = __glGetTexImage_size(target,1,format,type,width,1,1);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_GetHistogram(GET_DISPATCH(), (target, reset, format, type, answer));

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	((xGLXGetHistogramReply *)&__glXReply)->width = width;

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-

-    return Success;

-}

-

-int __glXDisp_GetHistogram(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);

-

-    return GetHistogram(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);

-}

-

-int __glXDisp_GetHistogramEXT(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);

-

-    return GetHistogram(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);

-}

-

-static int GetMinmax(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)

-{

-    GLint compsize;

-    GLenum format, type, target;

-    GLboolean swapBytes, reset;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-

-    cx = __glXForceCurrent(cl, tag, &error);

-    if (!cx) {

-	return error;

-    }

-

-    format = *(GLenum *)(pc + 4);

-    type = *(GLenum *)(pc + 8);

-    target = *(GLenum *)(pc + 0);

-    swapBytes = *(GLboolean *)(pc + 12);

-    reset = *(GLboolean *)(pc + 13);

-

-    compsize = __glGetTexImage_size(target,1,format,type,2,1,1);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_GetMinmax(GET_DISPATCH(), (target, reset, format, type, answer));

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-

-    return Success;

-}

-

-int __glXDisp_GetMinmax(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);

-

-    return GetMinmax(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);

-}

-

-int __glXDisp_GetMinmaxEXT(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);

-

-    return GetMinmax(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);

-}

-

-static int GetColorTable(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)

-{

-    GLint compsize;

-    GLenum format, type, target;

-    GLboolean swapBytes;

-    __GLXcontext *cx;

-    ClientPtr client = cl->client;

-    int error;

-    char *answer, answerBuffer[200];

-    GLint width=0;

-

-    cx = __glXForceCurrent(cl, tag, &error);

-    if (!cx) {

-	return error;

-    }

-

-    target = *(GLenum *)(pc + 0);

-    format = *(GLenum *)(pc + 4);

-    type = *(GLenum *)(pc + 8);

-    swapBytes = *(GLboolean *)(pc + 12);

-

-    CALL_GetColorTableParameteriv(GET_DISPATCH(), 

-				  (target, GL_COLOR_TABLE_WIDTH, &width));

-    /*

-     * The one query above might fail if we're in a state where queries

-     * are illegal, but then width would still be zero anyway.

-     */

-    compsize = __glGetTexImage_size(target,1,format,type,width,1,1);

-    if (compsize < 0) compsize = 0;

-

-    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));

-    __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);

-    __glXClearErrorOccured();

-    CALL_GetColorTable( GET_DISPATCH(), (

-		  *(GLenum   *)(pc + 0),

-		  *(GLenum   *)(pc + 4),

-		  *(GLenum   *)(pc + 8),

-		  answer

-		  ) );

-

-    if (__glXErrorOccured()) {

-	__GLX_BEGIN_REPLY(0);

-	__GLX_SEND_HEADER();

-    } else {

-	__GLX_BEGIN_REPLY(compsize);

-	((xGLXGetColorTableReply *)&__glXReply)->width = width;

-	__GLX_SEND_HEADER();

-	__GLX_SEND_VOID_ARRAY(compsize);

-    }

-

-    return Success;

-}

-

-int __glXDisp_GetColorTable(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);

-

-    return GetColorTable(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);

-}

-

-int __glXDisp_GetColorTableSGI(__GLXclientState *cl, GLbyte *pc)

-{

-    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);

-

-    return GetColorTable(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);

-}

+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * 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 including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * 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
+ * SILICON GRAPHICS, INC. 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 Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "glxserver.h"
+#include "glxext.h"
+#include "singlesize.h"
+#include "unpack.h"
+#include "indirect_size_get.h"
+#include "indirect_dispatch.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+
+int
+__glXDisp_ReadPixels(__GLXclientState * cl, GLbyte * pc)
+{
+    GLsizei width, height;
+    GLenum format, type;
+    GLboolean swapBytes, lsbFirst;
+    GLint compsize;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+
+    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+    if (!cx) {
+        return error;
+    }
+
+    pc += __GLX_SINGLE_HDR_SIZE;
+    width = *(GLsizei *) (pc + 8);
+    height = *(GLsizei *) (pc + 12);
+    format = *(GLenum *) (pc + 16);
+    type = *(GLenum *) (pc + 20);
+    swapBytes = *(GLboolean *) (pc + 24);
+    lsbFirst = *(GLboolean *) (pc + 25);
+    compsize = __glReadPixels_size(format, type, width, height);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_ReadPixels(GET_DISPATCH(), (*(GLint *) (pc + 0),
+                                     *(GLint *) (pc + 4),
+                                     *(GLsizei *) (pc + 8),
+                                     *(GLsizei *) (pc + 12),
+                                     *(GLenum *) (pc + 16),
+                                     *(GLenum *) (pc + 20), answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+    cx->hasUnflushedCommands = GL_FALSE;
+    return Success;
+}
+
+int
+__glXDisp_GetTexImage(__GLXclientState * cl, GLbyte * pc)
+{
+    GLint level, compsize;
+    GLenum format, type, target;
+    GLboolean swapBytes;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+    GLint width = 0, height = 0, depth = 1;
+
+    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+    if (!cx) {
+        return error;
+    }
+
+    pc += __GLX_SINGLE_HDR_SIZE;
+    level = *(GLint *) (pc + 4);
+    format = *(GLenum *) (pc + 8);
+    type = *(GLenum *) (pc + 12);
+    target = *(GLenum *) (pc + 0);
+    swapBytes = *(GLboolean *) (pc + 16);
+
+    CALL_GetTexLevelParameteriv(GET_DISPATCH(),
+                                (target, level, GL_TEXTURE_WIDTH, &width));
+    CALL_GetTexLevelParameteriv(GET_DISPATCH(),
+                                (target, level, GL_TEXTURE_HEIGHT, &height));
+    if (target == GL_TEXTURE_3D) {
+        CALL_GetTexLevelParameteriv(GET_DISPATCH(),
+                                    (target, level, GL_TEXTURE_DEPTH, &depth));
+    }
+    /*
+     * The three queries above might fail if we're in a state where queries
+     * are illegal, but then width, height, and depth would still be zero anyway.
+     */
+    compsize =
+        __glGetTexImage_size(target, level, format, type, width, height, depth);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_GetTexImage(GET_DISPATCH(), (*(GLenum *) (pc + 0),
+                                      *(GLint *) (pc + 4),
+                                      *(GLenum *) (pc + 8),
+                                      *(GLenum *) (pc + 12), answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        ((xGLXGetTexImageReply *) & __glXReply)->width = width;
+        ((xGLXGetTexImageReply *) & __glXReply)->height = height;
+        ((xGLXGetTexImageReply *) & __glXReply)->depth = depth;
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+    return Success;
+}
+
+int
+__glXDisp_GetPolygonStipple(__GLXclientState * cl, GLbyte * pc)
+{
+    GLboolean lsbFirst;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    GLubyte answerBuffer[200];
+    char *answer;
+
+    cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+    if (!cx) {
+        return error;
+    }
+
+    pc += __GLX_SINGLE_HDR_SIZE;
+    lsbFirst = *(GLboolean *) (pc + 0);
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, 128, 1);
+
+    __glXClearErrorOccured();
+    CALL_GetPolygonStipple(GET_DISPATCH(), ((GLubyte *) answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(128);
+        __GLX_SEND_HEADER();
+        __GLX_SEND_BYTE_ARRAY(128);
+    }
+    return Success;
+}
+
+static int
+GetSeparableFilter(__GLXclientState * cl, GLbyte * pc, GLXContextTag tag)
+{
+    GLint compsize, compsize2;
+    GLenum format, type, target;
+    GLboolean swapBytes;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+    GLint width = 0, height = 0;
+
+    cx = __glXForceCurrent(cl, tag, &error);
+    if (!cx) {
+        return error;
+    }
+
+    format = *(GLenum *) (pc + 4);
+    type = *(GLenum *) (pc + 8);
+    target = *(GLenum *) (pc + 0);
+    swapBytes = *(GLboolean *) (pc + 12);
+
+    /* target must be SEPARABLE_2D, however I guess we can let the GL
+       barf on this one.... */
+
+    CALL_GetConvolutionParameteriv(GET_DISPATCH(),
+                                   (target, GL_CONVOLUTION_WIDTH, &width));
+    CALL_GetConvolutionParameteriv(GET_DISPATCH(),
+                                   (target, GL_CONVOLUTION_HEIGHT, &height));
+    /*
+     * The two queries above might fail if we're in a state where queries
+     * are illegal, but then width and height would still be zero anyway.
+     */
+    compsize = __glGetTexImage_size(target, 1, format, type, width, 1, 1);
+    compsize2 = __glGetTexImage_size(target, 1, format, type, height, 1, 1);
+
+    if (compsize < 0)
+        compsize = 0;
+    if (compsize2 < 0)
+        compsize2 = 0;
+    compsize = __GLX_PAD(compsize);
+    compsize2 = __GLX_PAD(compsize2);
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize + compsize2, 1);
+    __glXClearErrorOccured();
+    CALL_GetSeparableFilter(GET_DISPATCH(), (*(GLenum *) (pc + 0),
+                                             *(GLenum *) (pc + 4),
+                                             *(GLenum *) (pc + 8),
+                                             answer, answer + compsize, NULL));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize + compsize2);
+        ((xGLXGetSeparableFilterReply *) & __glXReply)->width = width;
+        ((xGLXGetSeparableFilterReply *) & __glXReply)->height = height;
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize + compsize2);
+    }
+
+    return Success;
+}
+
+int
+__glXDisp_GetSeparableFilter(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+    return GetSeparableFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int
+__glXDisp_GetSeparableFilterEXT(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+    return GetSeparableFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}
+
+static int
+GetConvolutionFilter(__GLXclientState * cl, GLbyte * pc, GLXContextTag tag)
+{
+    GLint compsize;
+    GLenum format, type, target;
+    GLboolean swapBytes;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+    GLint width = 0, height = 0;
+
+    cx = __glXForceCurrent(cl, tag, &error);
+    if (!cx) {
+        return error;
+    }
+
+    format = *(GLenum *) (pc + 4);
+    type = *(GLenum *) (pc + 8);
+    target = *(GLenum *) (pc + 0);
+    swapBytes = *(GLboolean *) (pc + 12);
+
+    CALL_GetConvolutionParameteriv(GET_DISPATCH(),
+                                   (target, GL_CONVOLUTION_WIDTH, &width));
+    if (target == GL_CONVOLUTION_1D) {
+        height = 1;
+    }
+    else {
+        CALL_GetConvolutionParameteriv(GET_DISPATCH(),
+                                       (target, GL_CONVOLUTION_HEIGHT,
+                                        &height));
+    }
+    /*
+     * The two queries above might fail if we're in a state where queries
+     * are illegal, but then width and height would still be zero anyway.
+     */
+    compsize = __glGetTexImage_size(target, 1, format, type, width, height, 1);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_GetConvolutionFilter(GET_DISPATCH(), (*(GLenum *) (pc + 0),
+                                               *(GLenum *) (pc + 4),
+                                               *(GLenum *) (pc + 8), answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        ((xGLXGetConvolutionFilterReply *) & __glXReply)->width = width;
+        ((xGLXGetConvolutionFilterReply *) & __glXReply)->height = height;
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+
+    return Success;
+}
+
+int
+__glXDisp_GetConvolutionFilter(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+    return GetConvolutionFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int
+__glXDisp_GetConvolutionFilterEXT(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+    return GetConvolutionFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}
+
+static int
+GetHistogram(__GLXclientState * cl, GLbyte * pc, GLXContextTag tag)
+{
+    GLint compsize;
+    GLenum format, type, target;
+    GLboolean swapBytes, reset;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+    GLint width = 0;
+
+    cx = __glXForceCurrent(cl, tag, &error);
+    if (!cx) {
+        return error;
+    }
+
+    format = *(GLenum *) (pc + 4);
+    type = *(GLenum *) (pc + 8);
+    target = *(GLenum *) (pc + 0);
+    swapBytes = *(GLboolean *) (pc + 12);
+    reset = *(GLboolean *) (pc + 13);
+
+    CALL_GetHistogramParameteriv(GET_DISPATCH(),
+                                 (target, GL_HISTOGRAM_WIDTH, &width));
+    /*
+     * The one query above might fail if we're in a state where queries
+     * are illegal, but then width would still be zero anyway.
+     */
+    compsize = __glGetTexImage_size(target, 1, format, type, width, 1, 1);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_GetHistogram(GET_DISPATCH(), (target, reset, format, type, answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        ((xGLXGetHistogramReply *) & __glXReply)->width = width;
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+
+    return Success;
+}
+
+int
+__glXDisp_GetHistogram(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+    return GetHistogram(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int
+__glXDisp_GetHistogramEXT(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+    return GetHistogram(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}
+
+static int
+GetMinmax(__GLXclientState * cl, GLbyte * pc, GLXContextTag tag)
+{
+    GLint compsize;
+    GLenum format, type, target;
+    GLboolean swapBytes, reset;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+
+    cx = __glXForceCurrent(cl, tag, &error);
+    if (!cx) {
+        return error;
+    }
+
+    format = *(GLenum *) (pc + 4);
+    type = *(GLenum *) (pc + 8);
+    target = *(GLenum *) (pc + 0);
+    swapBytes = *(GLboolean *) (pc + 12);
+    reset = *(GLboolean *) (pc + 13);
+
+    compsize = __glGetTexImage_size(target, 1, format, type, 2, 1, 1);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_GetMinmax(GET_DISPATCH(), (target, reset, format, type, answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+
+    return Success;
+}
+
+int
+__glXDisp_GetMinmax(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+    return GetMinmax(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int
+__glXDisp_GetMinmaxEXT(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+    return GetMinmax(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}
+
+static int
+GetColorTable(__GLXclientState * cl, GLbyte * pc, GLXContextTag tag)
+{
+    GLint compsize;
+    GLenum format, type, target;
+    GLboolean swapBytes;
+    __GLXcontext *cx;
+    ClientPtr client = cl->client;
+    int error;
+    char *answer, answerBuffer[200];
+    GLint width = 0;
+
+    cx = __glXForceCurrent(cl, tag, &error);
+    if (!cx) {
+        return error;
+    }
+
+    target = *(GLenum *) (pc + 0);
+    format = *(GLenum *) (pc + 4);
+    type = *(GLenum *) (pc + 8);
+    swapBytes = *(GLboolean *) (pc + 12);
+
+    CALL_GetColorTableParameteriv(GET_DISPATCH(),
+                                  (target, GL_COLOR_TABLE_WIDTH, &width));
+    /*
+     * The one query above might fail if we're in a state where queries
+     * are illegal, but then width would still be zero anyway.
+     */
+    compsize = __glGetTexImage_size(target, 1, format, type, width, 1, 1);
+    if (compsize < 0)
+        compsize = 0;
+
+    CALL_PixelStorei(GET_DISPATCH(), (GL_PACK_SWAP_BYTES, swapBytes));
+    __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
+    __glXClearErrorOccured();
+    CALL_GetColorTable(GET_DISPATCH(), (*(GLenum *) (pc + 0),
+                                        *(GLenum *) (pc + 4),
+                                        *(GLenum *) (pc + 8), answer));
+
+    if (__glXErrorOccured()) {
+        __GLX_BEGIN_REPLY(0);
+        __GLX_SEND_HEADER();
+    }
+    else {
+        __GLX_BEGIN_REPLY(compsize);
+        ((xGLXGetColorTableReply *) & __glXReply)->width = width;
+        __GLX_SEND_HEADER();
+        __GLX_SEND_VOID_ARRAY(compsize);
+    }
+
+    return Success;
+}
+
+int
+__glXDisp_GetColorTable(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+    return GetColorTable(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int
+__glXDisp_GetColorTableSGI(__GLXclientState * cl, GLbyte * pc)
+{
+    const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+    return GetColorTable(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}