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xserver-multidpi/hw/dmx/glxProxy/glxcmdsswap.c

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/*
* 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.
*/
#include "glxserver.h"
#include "glxutil.h"
#include <GL/glxtokens.h>
#include <g_disptab.h>
#include <pixmapstr.h>
#include <windowstr.h>
#include "unpack.h"
#include "glxext.h"
#include "glxvendor.h"
extern int glxIsExtensionSupported( char *ext );
/************************************************************************/
/*
** Byteswapping versions of GLX commands. In most cases they just swap
** the incoming arguments and then call the unswapped routine. For commands
** that have replies, a separate swapping routine for the reply is provided;
** it is called at the end of the unswapped routine.
*/
int __glXSwapCreateContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->visual);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->shareList);
return __glXCreateContext(cl, pc);
}
int __glXSwapCreateNewContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->fbconfig);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->shareList);
return __glXCreateNewContext(cl, pc);
}
int __glXSwapCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateContextWithConfigSGIXReq *req = (xGLXCreateContextWithConfigSGIXReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->fbconfig);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->shareList);
return __glXCreateContextWithConfigSGIX(cl, pc);
}
int __glXSwapQueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
{
xGLXQueryMaxSwapBarriersSGIXReq *req =
(xGLXQueryMaxSwapBarriersSGIXReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
return __glXQueryMaxSwapBarriersSGIX(cl, pc);
}
int __glXSwapBindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
{
xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->barrier);
return __glXBindSwapBarrierSGIX(cl, pc);
}
int __glXSwapJoinSwapGroupSGIX(__GLXclientState *cl, GLbyte *pc)
{
xGLXJoinSwapGroupSGIXReq *req = (xGLXJoinSwapGroupSGIXReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->member);
return __glXJoinSwapGroupSGIX(cl, pc);
}
int __glXSwapDestroyContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
return __glXDestroyContext(cl, pc);
}
int __glXSwapMakeCurrent(__GLXclientState *cl, GLbyte *pc)
{
xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->oldContextTag);
return __glXMakeCurrent(cl, pc);
}
int __glXSwapMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
{
xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->readdrawable);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->oldContextTag);
return __glXMakeContextCurrent(cl, pc);
}
int __glXSwapMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
{
xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->readable);
__GLX_SWAP_INT(&req->context);
__GLX_SWAP_INT(&req->oldContextTag);
return __glXMakeCurrentReadSGI(cl, pc);
}
int __glXSwapIsDirect(__GLXclientState *cl, GLbyte *pc)
{
xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
return __glXIsDirect(cl, pc);
}
int __glXSwapQueryVersion(__GLXclientState *cl, GLbyte *pc)
{
xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->majorVersion);
__GLX_SWAP_INT(&req->minorVersion);
return __glXQueryVersion(cl, pc);
}
int __glXSwapWaitGL(__GLXclientState *cl, GLbyte *pc)
{
xGLXWaitGLReq *req = (xGLXWaitGLReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
return __glXWaitGL(cl, pc);
}
int __glXSwapWaitX(__GLXclientState *cl, GLbyte *pc)
{
xGLXWaitXReq *req = (xGLXWaitXReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
return __glXWaitX(cl, pc);
}
int __glXSwapCopyContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->source);
__GLX_SWAP_INT(&req->dest);
__GLX_SWAP_INT(&req->mask);
return __glXCopyContext(cl, pc);
}
int __glXSwapGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
{
ClientPtr client = cl->client;
xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
xGLXGetVisualConfigsReply reply;
__GLXscreenInfo *pGlxScreen;
__GLXvisualConfig *pGlxVisual;
CARD32 buf[__GLX_TOTAL_CONFIG];
unsigned int screen;
int i, p;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_INT(&req->screen);
screen = req->screen;
if (screen >= screenInfo.numScreens) {
/* The client library must send a valid screen number. */
client->errorValue = screen;
return BadValue;
}
pGlxScreen = &__glXActiveScreens[screen];
reply.numVisuals = pGlxScreen->numGLXVisuals;
reply.numProps = __GLX_TOTAL_CONFIG;
reply.length = (pGlxScreen->numGLXVisuals * __GLX_SIZE_CARD32 *
__GLX_TOTAL_CONFIG) >> 2;
reply.type = X_Reply;
reply.sequenceNumber = client->sequence;
__GLX_SWAP_SHORT(&reply.sequenceNumber);
__GLX_SWAP_INT(&reply.length);
__GLX_SWAP_INT(&reply.numVisuals);
__GLX_SWAP_INT(&reply.numProps);
WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
for (i=0; i < pGlxScreen->numVisuals; i++) {
pGlxVisual = &pGlxScreen->pGlxVisual[i];
if (!pGlxScreen->isGLXvis[i] || pGlxVisual->vid == 0) {
/* not a usable visual */
continue;
}
p = 0;
buf[p++] = pGlxVisual->vid;
buf[p++] = pGlxVisual->class;
buf[p++] = pGlxVisual->rgba;
buf[p++] = pGlxVisual->redSize;
buf[p++] = pGlxVisual->greenSize;
buf[p++] = pGlxVisual->blueSize;
buf[p++] = pGlxVisual->alphaSize;
buf[p++] = pGlxVisual->accumRedSize;
buf[p++] = pGlxVisual->accumGreenSize;
buf[p++] = pGlxVisual->accumBlueSize;
buf[p++] = pGlxVisual->accumAlphaSize;
buf[p++] = pGlxVisual->doubleBuffer;
buf[p++] = pGlxVisual->stereo;
buf[p++] = pGlxVisual->bufferSize;
buf[p++] = pGlxVisual->depthSize;
buf[p++] = pGlxVisual->stencilSize;
buf[p++] = pGlxVisual->auxBuffers;
buf[p++] = pGlxVisual->level;
/*
** Add token/value pairs for extensions.
*/
buf[p++] = GLX_VISUAL_CAVEAT_EXT;
buf[p++] = pGlxVisual->visualRating;
buf[p++] = GLX_TRANSPARENT_TYPE_EXT;
buf[p++] = pGlxVisual->transparentPixel;
buf[p++] = GLX_TRANSPARENT_RED_VALUE_EXT;
buf[p++] = pGlxVisual->transparentRed;
buf[p++] = GLX_TRANSPARENT_GREEN_VALUE_EXT;
buf[p++] = pGlxVisual->transparentGreen;
buf[p++] = GLX_TRANSPARENT_BLUE_VALUE_EXT;
buf[p++] = pGlxVisual->transparentBlue;
buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE_EXT;
buf[p++] = pGlxVisual->transparentAlpha;
buf[p++] = GLX_TRANSPARENT_INDEX_VALUE_EXT;
buf[p++] = pGlxVisual->transparentIndex;
__GLX_SWAP_INT_ARRAY(buf, __GLX_TOTAL_CONFIG);
WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG,
(char *)buf);
}
return Success;
}
int __glXSwapCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->visual);
__GLX_SWAP_INT(&req->pixmap);
__GLX_SWAP_INT(&req->glxpixmap);
return __glXCreateGLXPixmap(cl, pc);
}
int __glXSwapCreatePixmap(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__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);
return __glXCreatePixmap(cl, pc);
}
int __glXSwapDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
{
xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->glxpixmap);
return __glXDestroyGLXPixmap(cl, pc);
}
int __glXSwapSwapBuffers(__GLXclientState *cl, GLbyte *pc)
{
xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
__GLX_SWAP_INT(&req->drawable);
return __glXSwapBuffers(cl, pc);
}
int __glXSwapUseXFont(__GLXclientState *cl, GLbyte *pc)
{
xGLXUseXFontReq *req = (xGLXUseXFontReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
__GLX_SWAP_INT(&req->font);
__GLX_SWAP_INT(&req->first);
__GLX_SWAP_INT(&req->count);
__GLX_SWAP_INT(&req->listBase);
return __glXUseXFont(cl, pc);
}
int __glXSwapQueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
{
xGLXQueryExtensionsStringReq *req = NULL;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
return __glXQueryExtensionsString(cl, pc);
}
int __glXSwapQueryServerString(__GLXclientState *cl, GLbyte *pc)
{
xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->name);
return __glXQueryServerString(cl, pc);
}
int __glXSwapClientInfo(__GLXclientState *cl, GLbyte *pc)
{
xGLXClientInfoReq *req = (xGLXClientInfoReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->major);
__GLX_SWAP_INT(&req->minor);
__GLX_SWAP_INT(&req->numbytes);
return __glXClientInfo(cl, pc);
}
int __glXSwapQueryContextInfoEXT(__GLXclientState *cl, char *pc)
{
xGLXQueryContextInfoEXTReq *req = (xGLXQueryContextInfoEXTReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
return __glXQueryContextInfoEXT(cl, (GLbyte *)pc);
}
/************************************************************************/
/*
** Swap replies.
*/
void __glXSwapMakeCurrentReply(ClientPtr client, xGLXMakeCurrentReadSGIReply *reply)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->contextTag);
__GLX_SWAP_INT(&reply->writeVid);
__GLX_SWAP_INT(&reply->writeType);
__GLX_SWAP_INT(&reply->readVid);
__GLX_SWAP_INT(&reply->readType);
WriteToClient(client, sz_xGLXMakeCurrentReadSGIReply, (char *)reply);
}
void __glXSwapIsDirectReply(ClientPtr client, xGLXIsDirectReply *reply)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
WriteToClient(client, sz_xGLXIsDirectReply, (char *)reply);
}
void __glXSwapQueryVersionReply(ClientPtr client, xGLXQueryVersionReply *reply)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->majorVersion);
__GLX_SWAP_INT(&reply->minorVersion);
WriteToClient(client, sz_xGLXQueryVersionReply, (char *)reply);
}
void glxSwapQueryExtensionsStringReply(ClientPtr client,
xGLXQueryExtensionsStringReply *reply, char *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryExtensionsStringReply, (char *)reply);
__GLX_SWAP_INT_ARRAY((int *)buf, length);
WriteToClient(client, length << 2, buf);
}
void glxSwapQueryServerStringReply(ClientPtr client,
xGLXQueryServerStringReply *reply, char *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)reply);
/** no swap is needed for an array of chars **/
/* __GLX_SWAP_INT_ARRAY((int *)buf, length); */
WriteToClient(client, length << 2, buf);
}
void __glXSwapQueryContextInfoEXTReply(ClientPtr client, xGLXQueryContextInfoEXTReply *reply, int *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)reply);
__GLX_SWAP_INT_ARRAY((int *)buf, length);
WriteToClient(client, length << 2, (char *)buf);
}
void __glXSwapQueryContextReply(ClientPtr client,
xGLXQueryContextReply *reply, int *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryContextReply, (char *)reply);
__GLX_SWAP_INT_ARRAY((int *)buf, length);
WriteToClient(client, length << 2, (char *)buf);
}
void __glXSwapGetDrawableAttributesReply(ClientPtr client,
xGLXGetDrawableAttributesReply *reply, int *buf)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->numAttribs);
__GLX_SWAP_INT_ARRAY( buf, reply->length );
WriteToClient(client, sz_xGLXGetDrawableAttributesReply, (char *)reply);
WriteToClient(client, reply->length << 2, (char *)buf);
}
void __glXSwapQueryMaxSwapBarriersSGIXReply(ClientPtr client, xGLXQueryMaxSwapBarriersSGIXReply *reply)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->max);
WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply, (char *)reply);
}
/************************************************************************/
/*
** Render and Renderlarge are not in the GLX API. They are used by the GLX
** client library to send batches of GL rendering commands.
*/
int __glXSwapRender(__GLXclientState *cl, GLbyte *pc)
{
xGLXRenderReq *req;
int left;
__GLXrenderHeader *hdr;
ClientPtr client = cl->client;
__GLX_DECLARE_SWAP_VARIABLES;
/*
** NOTE: much of this code also appears in the nonswapping version of this
** routine, __glXRender(). Any changes made here should also be
** duplicated there.
*/
req = (xGLXRenderReq *) pc;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
pc += sz_xGLXRenderReq;
left = (req->length << 2) - sz_xGLXRenderReq;
while (left > 0) {
void (* proc)(GLbyte *);
CARD16 opcode;
/*
** Verify that the header length and the overall length agree.
** Also, each command must be word aligned.
*/
hdr = (__GLXrenderHeader *) pc;
__GLX_SWAP_SHORT(&hdr->length);
__GLX_SWAP_SHORT(&hdr->opcode);
/*
* call the command procedure to swap any arguments
*/
opcode = hdr->opcode;
if ( (opcode >= __GLX_MIN_RENDER_OPCODE) &&
(opcode <= __GLX_MAX_RENDER_OPCODE) ) {
proc = __glXSwapRenderTable[opcode];
#if __GLX_MAX_RENDER_OPCODE_EXT > __GLX_MIN_RENDER_OPCODE_EXT
} else if ( (opcode >= __GLX_MIN_RENDER_OPCODE_EXT) &&
(opcode <= __GLX_MAX_RENDER_OPCODE_EXT) ) {
int index = opcode - __GLX_MIN_RENDER_OPCODE_EXT;
__GLXRenderSwapInfo *info = &__glXSwapRenderTable_EXT[index];
if (info->swapfunc) {
proc = info->swapfunc;
}
else {
proc = NULL;
if (info->elem_size == 4 && info->nelems > 0) {
__GLX_SWAP_INT_ARRAY( (int *)(pc + __GLX_RENDER_HDR_SIZE),
info->nelems );
}
else if (info->elem_size == 2 && info->nelems > 0) {
__GLX_SWAP_SHORT_ARRAY( (short *)(pc + __GLX_RENDER_HDR_SIZE),
info->nelems );
}
else if (info->elem_size == 8 && info->nelems > 0) {
__GLX_SWAP_DOUBLE_ARRAY( (double *)(pc + __GLX_RENDER_HDR_SIZE),
info->nelems );
}
}
#endif /* __GLX_MAX_RENDER_OPCODE_EXT > __GLX_MIN_RENDER_OPCODE_EXT */
} else {
client->errorValue = 0;
return __glXBadRenderRequest;
}
if (proc != NULL)
(*proc)(pc + __GLX_RENDER_HDR_SIZE);
/*
* proceed to the next command
*/
pc += hdr->length;
left -= hdr->length;
}
return __glXRender( cl, (GLbyte *)req );
}
/*
** Execute a large rendering request (one that spans multiple X requests).
*/
int __glXSwapRenderLarge(__GLXclientState *cl, GLbyte *pc)
{
ClientPtr client = cl->client;
xGLXRenderLargeReq *req;
__GLXrenderLargeHeader *hdr;
__GLX_DECLARE_SWAP_VARIABLES;
req = (xGLXRenderLargeReq *) pc;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->contextTag);
__GLX_SWAP_INT(&req->dataBytes);
__GLX_SWAP_SHORT(&req->requestNumber);
__GLX_SWAP_SHORT(&req->requestTotal);
pc += sz_xGLXRenderLargeReq;
if (req->requestNumber == 1) {
void (* proc)(GLbyte *) = NULL;
__GLXRenderSwapInfo *info = NULL;
CARD16 opcode;
hdr = (__GLXrenderLargeHeader *) pc;
__GLX_SWAP_INT(&hdr->length);
__GLX_SWAP_INT(&hdr->opcode);
/*
* call the command procedure to swap any arguments
* Note that we are assuming that all arguments that needs to be
* swaped are on the first req only !
*/
opcode = hdr->opcode;
if ( (opcode >= __GLX_MIN_RENDER_OPCODE) &&
(opcode <= __GLX_MAX_RENDER_OPCODE) ) {
proc = __glXSwapRenderTable[opcode];
#if __GLX_MAX_RENDER_OPCODE_EXT > __GLX_MIN_RENDER_OPCODE_EXT
} else if ( (opcode >= __GLX_MIN_RENDER_OPCODE_EXT) &&
(opcode <= __GLX_MAX_RENDER_OPCODE_EXT) ) {
int index = opcode - __GLX_MIN_RENDER_OPCODE_EXT;
info = &__glXSwapRenderTable_EXT[index];
if (info->swapfunc) {
proc = info->swapfunc;
}
#endif /* __GLX_MAX_RENDER_OPCODE_EXT > __GLX_MIN_RENDER_OPCODE_EXT */
} else {
client->errorValue = 0;
cl->largeCmdRequestsTotal = 0;
return __glXBadLargeRequest;
}
/*
** Make enough space in the buffer, then copy the entire request.
*/
if (cl->largeCmdBufSize < hdr->length) {
if (!cl->largeCmdBuf) {
cl->largeCmdBuf = (GLbyte *) __glXMalloc(hdr->length);
} else {
cl->largeCmdBuf = (GLbyte *) __glXRealloc(cl->largeCmdBuf, hdr->length);
}
if (!cl->largeCmdBuf) {
cl->largeCmdRequestsTotal = 0;
return BadAlloc;
}
cl->largeCmdBufSize = hdr->length;
}
memcpy(cl->largeCmdBuf, pc, req->dataBytes);
cl->largeCmdBytesSoFar = req->dataBytes;
cl->largeCmdBytesTotal = hdr->length;
cl->largeCmdRequestsSoFar = 1;
cl->largeCmdRequestsTotal = req->requestTotal;
cl->largeCmdRequestsSwapProc = proc;
cl->largeCmdMaxReqDataSize = req->dataBytes;
cl->largeCmdRequestsSwap_info = info;
return Success;
}
else if (req->requestNumber < cl->largeCmdRequestsTotal) {
/*
* This is not the first nor last request - just copy the data
*/
if ( cl->largeCmdBytesSoFar + req->dataBytes > cl->largeCmdBytesTotal) {
cl->largeCmdRequestsTotal = 0;
return __glXBadLargeRequest;
}
memcpy(cl->largeCmdBuf + cl->largeCmdBytesSoFar,
pc, req->dataBytes);
cl->largeCmdBytesSoFar += req->dataBytes;
if (req->dataBytes > cl->largeCmdMaxReqDataSize)
cl->largeCmdMaxReqDataSize = req->dataBytes;
return Success;
}
else if (req->requestNumber == cl->largeCmdRequestsTotal) {
/*
* this is the last request
* copy the remainder bytes, call the procedure to swap any
* needed data, and then call to transfer the command to all
* back-end servers
*/
if ( cl->largeCmdBytesSoFar + req->dataBytes > cl->largeCmdBytesTotal) {
cl->largeCmdRequestsTotal = 0;
return __glXBadLargeRequest;
}
memcpy(cl->largeCmdBuf + cl->largeCmdBytesSoFar,
pc, req->dataBytes);
cl->largeCmdBytesSoFar += req->dataBytes;
if (req->dataBytes > cl->largeCmdMaxReqDataSize)
cl->largeCmdMaxReqDataSize = req->dataBytes;
if (cl->largeCmdRequestsSwapProc != NULL) {
(*cl->largeCmdRequestsSwapProc)(cl->largeCmdBuf + __GLX_RENDER_LARGE_HDR_SIZE);
}
else if (cl->largeCmdRequestsSwap_info &&
cl->largeCmdRequestsSwap_info->nelems > 0) {
if (cl->largeCmdRequestsSwap_info->elem_size == 4) {
__GLX_SWAP_INT_ARRAY( (int *)(pc + __GLX_RENDER_LARGE_HDR_SIZE),
cl->largeCmdRequestsSwap_info->nelems );
}
else if (cl->largeCmdRequestsSwap_info->elem_size == 2) {
__GLX_SWAP_SHORT_ARRAY( (short *)(pc + __GLX_RENDER_LARGE_HDR_SIZE),
cl->largeCmdRequestsSwap_info->nelems );
}
else if (cl->largeCmdRequestsSwap_info->elem_size == 8) {
__GLX_SWAP_DOUBLE_ARRAY( (double *)(pc + __GLX_RENDER_LARGE_HDR_SIZE),
cl->largeCmdRequestsSwap_info->nelems );
}
}
cl->largeCmdRequestsTotal = 0;
return( __glXSendLargeCommand(cl, req->contextTag) );
}
else {
cl->largeCmdRequestsTotal = 0;
return __glXBadLargeRequest;
}
}
/************************************************************************/
/*
** No support is provided for the vendor-private requests other than
** allocating these entry points in the dispatch table.
*/
int __glXSwapVendorPrivate(__GLXclientState *cl, GLbyte *pc)
{
xGLXVendorPrivateReq *req;
CARD32 vendorCode;
__GLX_DECLARE_SWAP_VARIABLES;
req = (xGLXVendorPrivateReq *) pc;
vendorCode = req->vendorCode;
__GLX_SWAP_INT(&vendorCode);
switch( vendorCode ) {
case X_GLvop_DeleteTexturesEXT:
return __glXVForwardSingleReqSwap( cl, pc );
break;
case X_GLXvop_SwapIntervalSGI:
if (glxIsExtensionSupported("SGI_swap_control")) {
return __glXVForwardSingleReqSwap( cl, pc );
}
else {
return Success;
}
break;
#if 0 /* glx 1.3 */
case X_GLXvop_CreateGLXVideoSourceSGIX:
break;
case X_GLXvop_DestroyGLXVideoSourceSGIX:
break;
case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
break;
case X_GLXvop_DestroyGLXPbufferSGIX:
break;
case X_GLXvop_ChangeDrawableAttributesSGIX:
break;
#endif
case X_GLXvop_JoinSwapGroupSGIX:
return __glXSwapJoinSwapGroupSGIX( cl, pc );
break;
case X_GLXvop_BindSwapBarrierSGIX:
return __glXSwapBindSwapBarrierSGIX( cl, pc );
break;
case X_GLXvop_CreateContextWithConfigSGIX:
return __glXSwapCreateContextWithConfigSGIX( cl, pc );
break;
default:
/*
** unsupported private request
*/
cl->client->errorValue = req->vendorCode;
return __glXUnsupportedPrivateRequest;
}
}
int __glXSwapVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
{
xGLXVendorPrivateWithReplyReq *req;
CARD32 vendorCode;
__GLX_DECLARE_SWAP_VARIABLES;
req = (xGLXVendorPrivateWithReplyReq *) pc;
vendorCode = req->vendorCode;
__GLX_SWAP_INT(&vendorCode);
switch( vendorCode ) {
case X_GLvop_GetConvolutionFilterEXT:
case X_GLvop_GetSeparableFilterEXT:
case X_GLvop_GetHistogramEXT:
case X_GLvop_GetMinmaxEXT:
return( __glXNoSuchSingleOpcode(cl, pc) );
break;
case X_GLvop_GetConvolutionParameterfvEXT:
case X_GLvop_GetConvolutionParameterivEXT:
case X_GLvop_GetHistogramParameterivEXT:
case X_GLvop_GetMinmaxParameterfvEXT:
case X_GLvop_GetMinmaxParameterivEXT:
case X_GLvop_GenTexturesEXT:
return( __glXVForwardAllWithReplySwapiv(cl, pc) );
break;
case X_GLvop_AreTexturesResidentEXT:
case X_GLvop_IsTextureEXT:
return( __glXVForwardPipe0WithReplySwap(cl, pc) );
break;
#if 0 /* glx1.3 */
case X_GLvop_GetDetailTexFuncSGIS:
case X_GLvop_GetSharpenTexFuncSGIS:
case X_GLvop_GetColorTableSGI:
case X_GLvop_GetColorTableParameterfvSGI:
case X_GLvop_GetColorTableParameterivSGI:
case X_GLvop_GetTexFilterFuncSGIS:
case X_GLvop_GetInstrumentsSGIX:
case X_GLvop_InstrumentsBufferSGIX:
case X_GLvop_PollInstrumentsSGIX:
case X_GLvop_FlushRasterSGIX:
case X_GLXvop_CreateGLXPbufferSGIX:
case X_GLXvop_GetDrawableAttributesSGIX:
case X_GLXvop_QueryHyperpipeNetworkSGIX:
case X_GLXvop_QueryHyperpipeConfigSGIX:
case X_GLXvop_HyperpipeConfigSGIX:
case X_GLXvop_DestroyHyperpipeConfigSGIX:
#endif
case X_GLXvop_QueryMaxSwapBarriersSGIX:
return( __glXSwapQueryMaxSwapBarriersSGIX(cl, pc) );
break;
case X_GLXvop_GetFBConfigsSGIX:
return( __glXSwapGetFBConfigsSGIX(cl, pc) );
break;
case X_GLXvop_MakeCurrentReadSGI:
return( __glXSwapMakeCurrentReadSGI(cl, pc) );
break;
case X_GLXvop_QueryContextInfoEXT:
return( __glXSwapQueryContextInfoEXT(cl,(char *)pc) );
break;
default:
/*
** unsupported private request
*/
cl->client->errorValue = req->vendorCode;
return __glXUnsupportedPrivateRequest;
}
}
int __glXSwapGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
{
xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
return __glXGetFBConfigs(cl, pc);
}
int __glXSwapGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
{
xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *)pc;
xGLXGetFBConfigsReq new_req;
new_req.reqType = req->reqType;
new_req.glxCode = req->glxCode;
new_req.length = req->length;
new_req.screen = req->screen;
return( __glXSwapGetFBConfigs( cl, (GLbyte *)&new_req ) );
}
int __glXSwapCreateWindow(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__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);
return( __glXCreateWindow( cl, (GLbyte *)pc ) );
}
int __glXSwapDestroyWindow(__GLXclientState *cl, GLbyte *pc)
{
xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->glxwindow);
return( __glXDestroyWindow( cl, (GLbyte *)pc ) );
}
int __glXSwapQueryContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXQueryContextReq *req = (xGLXQueryContextReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->context);
return( __glXQueryContext(cl, (GLbyte *)pc) );
}
int __glXSwapCreatePbuffer(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *)pc;
int nattr = req->numAttribs;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->screen);
__GLX_SWAP_INT(&req->fbconfig);
__GLX_SWAP_INT(&req->pbuffer);
__GLX_SWAP_INT(&req->numAttribs);
__GLX_SWAP_INT_ARRAY( (int *)(req+1), nattr*2 );
return( __glXCreatePbuffer( cl, pc ) );
}
int __glXSwapDestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
{
xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->pbuffer);
return( __glXDestroyPbuffer( cl, (GLbyte *)pc ) );
}
int __glXSwapGetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
{
xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
return( __glXGetDrawableAttributes(cl, pc) );
}
int __glXSwapChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
{
xGLXChangeDrawableAttributesReq *req = (xGLXChangeDrawableAttributesReq *)pc;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&req->length);
__GLX_SWAP_INT(&req->drawable);
__GLX_SWAP_INT(&req->numAttribs);
__GLX_SWAP_INT_ARRAY( (int *)(req+1), req->numAttribs * 2 );
return( __glXChangeDrawableAttributes(cl, pc) );
}
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