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xserver/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 "glxcmds.h"
#include "glxext.h"
#include "glxvendor.h"
extern int glxIsExtensionSupported(char *ext);
int __glXSwapGetFBConfigsSGIX(__GLXclientState * cl, GLbyte * pc);
/************************************************************************/
/*
** 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_DECLARE_SWAP_ARRAY_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 = (xGLXGetVisualConfigsReply) {
.type = X_Reply,
.sequenceNumber = client->sequence,
.length = (pGlxScreen->numGLXVisuals * __GLX_SIZE_CARD32 *
__GLX_TOTAL_CONFIG) >> 2,
.numVisuals = pGlxScreen->numGLXVisuals,
.numProps = __GLX_TOTAL_CONFIG
};
__GLX_SWAP_SHORT(&reply.sequenceNumber);
__GLX_SWAP_INT(&reply.length);
__GLX_SWAP_INT(&reply.numVisuals);
__GLX_SWAP_INT(&reply.numProps);
WriteToClient(client, sz_xGLXGetVisualConfigsReply, &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, 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, 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, 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, reply);
}
void
glxSwapQueryExtensionsStringReply(ClientPtr client,
xGLXQueryExtensionsStringReply * reply,
char *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_DECLARE_SWAP_ARRAY_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryExtensionsStringReply, 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, 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_DECLARE_SWAP_ARRAY_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, reply);
__GLX_SWAP_INT_ARRAY((int *) buf, length);
WriteToClient(client, length << 2, buf);
}
void
__glXSwapQueryContextReply(ClientPtr client,
xGLXQueryContextReply * reply, int *buf)
{
int length = reply->length;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_DECLARE_SWAP_ARRAY_VARIABLES;
__GLX_SWAP_SHORT(&reply->sequenceNumber);
__GLX_SWAP_INT(&reply->length);
__GLX_SWAP_INT(&reply->n);
WriteToClient(client, sz_xGLXQueryContextReply, reply);
__GLX_SWAP_INT_ARRAY((int *) buf, length);
WriteToClient(client, length << 2, buf);
}
void
__glXSwapGetDrawableAttributesReply(ClientPtr client,
xGLXGetDrawableAttributesReply * reply,
int *buf)
{
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_DECLARE_SWAP_ARRAY_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, reply);
WriteToClient(client, reply->length << 2, 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, 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;
__GLX_DECLARE_SWAP_ARRAY_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;
__GLX_DECLARE_SWAP_ARRAY_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 *) malloc(hdr->length);
}
else {
cl->largeCmdBuf =
(GLbyte *) realloc(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_DECLARE_SWAP_ARRAY_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_DECLARE_SWAP_ARRAY_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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