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;
}
int __glXDisp_GetClipPlane(__GLXclientState *cl, GLbyte *pc)
{
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLdouble answer[4];
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
__glXClearErrorOccured();
glGetClipPlane(*(GLenum *)(pc + 0), answer);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
} else {
__GLX_BEGIN_REPLY(32);
__GLX_SEND_HEADER();
__GLX_SEND_DOUBLE_ARRAY(4);
}
return Success;
}
int __glXDispSwap_GetClipPlane(__GLXclientState *cl, GLbyte *pc)
{
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLdouble answer[4];
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_DECLARE_SWAP_ARRAY_VARIABLES;
__GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
__GLX_SWAP_INT(pc + 0);
__glXClearErrorOccured();
glGetClipPlane(*(GLenum *)(pc + 0), answer);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
} else {
__GLX_SWAP_DOUBLE_ARRAY((GLbyte *)answer, 4);
__GLX_BEGIN_REPLY(32);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
__GLX_SEND_DOUBLE_ARRAY(4);
}
return Success;
}
/**
* Handle both types of glGetProgramString calls.
*/
static int
DoGetProgramString(struct __GLXclientStateRec *cl, GLbyte * pc,
PFNGLGETPROGRAMIVARBPROC get_programiv,
PFNGLGETPROGRAMSTRINGARBPROC get_program_string,
Bool do_swap)
{
xGLXVendorPrivateWithReplyReq *const req =
(xGLXVendorPrivateWithReplyReq *) pc;
int error;
__GLXcontext *const cx = __glXForceCurrent(cl, req->contextTag, &error);
ClientPtr client = cl->client;
pc += __GLX_VENDPRIV_HDR_SIZE;
if (cx != NULL) {
GLenum target;
GLenum pname;
GLint compsize = 0;
char *answer = NULL, answerBuffer[200];
if (do_swap) {
target = (GLenum) bswap_32(*(int *) (pc + 0));
pname = (GLenum) bswap_32(*(int *) (pc + 4));
}
else {
target = *(GLenum *) (pc + 0);
pname = *(GLuint *) (pc + 4);
}
/* The value of the GL_PROGRAM_LENGTH_ARB and GL_PROGRAM_LENGTH_NV
* enumerants is the same.
*/
get_programiv(target, GL_PROGRAM_LENGTH_ARB, &compsize);
if (compsize != 0) {
__GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
__glXClearErrorOccured();
get_program_string(target, pname, (GLubyte *) answer);
}
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
}
else {
__GLX_BEGIN_REPLY(compsize);
((xGLXGetTexImageReply *) &__glXReply)->width = compsize;
__GLX_SEND_HEADER();
__GLX_SEND_VOID_ARRAY(compsize);
}
error = Success;
}
return error;
}
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_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 __glXDispSwap_Finish(__GLXclientState *cl, GLbyte *pc)
{
__GLXcontext *cx;
ClientPtr client;
int error;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
/* Do a local glFinish */
CALL_Finish( GET_DISPATCH(), () );
__GLX_NOTE_FLUSHED_CMDS(cx);
/* Send empty reply packet to indicate finish is finished */
client = cl->client;
__GLX_BEGIN_REPLY(0);
__GLX_PUT_RETVAL(0);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
return Success;
}
int
__glXDispSwap_Finish(__GLXclientState * cl, GLbyte * pc)
{
ClientPtr client = cl->client;
__GLXcontext *cx;
int error;
xGLXSingleReply reply = { 0, };
__GLX_DECLARE_SWAP_VARIABLES;
REQUEST_SIZE_MATCH(xGLXSingleReq);
__GLX_SWAP_INT(&((xGLXSingleReq *) pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
/* Do a local glFinish */
glFinish();
/* Send empty reply packet to indicate finish is finished */
__GLX_BEGIN_REPLY(0);
__GLX_PUT_RETVAL(0);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
return Success;
}
int __glXDisp_GenTexturesEXT(__GLXclientState *cl, GLbyte *pc)
{
GLsizei n;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLuint answerBuffer[200];
char *answer;
cx = __glXForceCurrent(cl, __GLX_GET_VENDPRIV_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_VENDPRIV_HDR_SIZE;
n = *(GLsizei *)(pc + 0);
__GLX_GET_ANSWER_BUFFER(answer,cl,n*4,4);
glGenTexturesEXT(
*(GLsizei *)(pc + 0),
(GLuint *) answer
);
__GLX_BEGIN_REPLY(n*4);
__GLX_SEND_HEADER();
__GLX_SEND_INT_ARRAY(n);
return Success;
}
int __glXDisp_AreTexturesResidentEXT(__GLXclientState *cl, GLbyte *pc)
{
GLsizei n;
GLboolean retval;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLboolean answerBuffer[200];
char *answer;
cx = __glXForceCurrent(cl, __GLX_GET_VENDPRIV_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_VENDPRIV_HDR_SIZE;
n = *(GLsizei *)(pc + 0);
__GLX_GET_ANSWER_BUFFER(answer,cl,n,1);
retval =
glAreTexturesResidentEXT(
*(GLsizei *)(pc + 0),
(GLuint *)(pc + 4),
(GLboolean *) answer
);
__GLX_PUT_RETVAL(retval);
__GLX_BEGIN_REPLY(n);
__GLX_SEND_HEADER();
__GLX_SEND_BYTE_ARRAY(n);
return Success;
}
int __glXDisp_GetMapiv(__GLXclientState *cl, GLbyte *pc)
{
GLenum target;
GLenum query;
GLint compsize;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLint answerBuffer[200];
char *answer;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
target = *(GLenum *)(pc + 0);
query = *(GLenum *)(pc + 4);
compsize = __glGetMapiv_size(target,query);
if (compsize < 0) compsize = 0;
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize*4,4);
__glXClearErrorOccured();
glGetMapiv(
*(GLenum *)(pc + 0),
*(GLenum *)(pc + 4),
(GLint *) answer
);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(0);
__GLX_SEND_HEADER();
} else if (compsize == 1) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(1);
__GLX_PUT_INT();
__GLX_SEND_HEADER();
} else {
__GLX_BEGIN_REPLY(compsize*4);
__GLX_PUT_SIZE(compsize);
__GLX_SEND_HEADER();
__GLX_SEND_INT_ARRAY(compsize);
}
return Success;
}
int __glXDisp_GetTexLevelParameterfv(__GLXclientState *cl, GLbyte *pc)
{
GLenum pname;
GLint compsize;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLfloat answerBuffer[200];
char *answer;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
pname = *(GLenum *)(pc + 8);
compsize = __glGetTexLevelParameterfv_size(pname);
if (compsize < 0) compsize = 0;
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize*4,4);
__glXClearErrorOccured();
glGetTexLevelParameterfv(
*(GLenum *)(pc + 0),
*(GLint *)(pc + 4),
*(GLenum *)(pc + 8),
(GLfloat *) answer
);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(0);
__GLX_SEND_HEADER();
} else if (compsize == 1) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(1);
__GLX_PUT_FLOAT();
__GLX_SEND_HEADER();
} else {
__GLX_BEGIN_REPLY(compsize*4);
__GLX_PUT_SIZE(compsize);
__GLX_SEND_HEADER();
__GLX_SEND_FLOAT_ARRAY(compsize);
}
return Success;
}
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_GetPixelMapusv(__GLXclientState *cl, GLbyte *pc)
{
GLenum map;
GLint compsize;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLushort answerBuffer[200];
char *answer;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
map = *(GLenum *)(pc + 0);
compsize = __glGetPixelMapusv_size(map);
if (compsize < 0) compsize = 0;
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize*2,2);
__glXClearErrorOccured();
glGetPixelMapusv(
*(GLenum *)(pc + 0),
(GLushort *) answer
);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(0);
__GLX_SEND_HEADER();
} else if (compsize == 1) {
__GLX_BEGIN_REPLY(0);
__GLX_PUT_SIZE(1);
__GLX_PUT_SHORT();
__GLX_SEND_HEADER();
} else {
__GLX_BEGIN_REPLY(compsize*2);
__GLX_PUT_SIZE(compsize);
__GLX_SEND_HEADER();
__GLX_SEND_SHORT_ARRAY(compsize);
}
return Success;
}
int
__glXDispSwap_GetPolygonStipple(__GLXclientState * cl, GLbyte * pc)
{
GLboolean lsbFirst;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
GLubyte answerBuffer[200];
char *answer;
xGLXSingleReply reply = { 0, };
__GLX_DECLARE_SWAP_VARIABLES;
REQUEST_FIXED_SIZE(xGLXSingleReq, 4);
__GLX_SWAP_INT(&((xGLXSingleReq *) pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
lsbFirst = *(GLboolean *) (pc + 0);
glPixelStorei(GL_PACK_LSB_FIRST, lsbFirst);
__GLX_GET_ANSWER_BUFFER(answer, cl, 128, 1);
__glXClearErrorOccured();
glGetPolygonStipple((GLubyte *) answer);
if (__glXErrorOccured()) {
__GLX_BEGIN_REPLY(0);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
}
else {
__GLX_BEGIN_REPLY(128);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
__GLX_SEND_BYTE_ARRAY(128);
}
return Success;
}
static int
ephyrGLXGetStringReal (__GLXclientState *a_cl, GLbyte *a_pc, Bool a_do_swap)
{
ClientPtr client=NULL ;
int context_tag=0, name=0, res=BadImplementation, length=0 ;
char *string=NULL;
__GLX_DECLARE_SWAP_VARIABLES;
EPHYR_RETURN_VAL_IF_FAIL (a_cl && a_pc, BadValue) ;
EPHYR_LOG ("enter\n") ;
client = a_cl->client ;
if (a_do_swap) {
__GLX_SWAP_INT (a_pc + 4);
__GLX_SWAP_INT (a_pc + __GLX_SINGLE_HDR_SIZE);
}
context_tag = __GLX_GET_SINGLE_CONTEXT_TAG (a_pc) ;
a_pc += __GLX_SINGLE_HDR_SIZE;
name = *(GLenum*)(a_pc + 0);
EPHYR_LOG ("context_tag:%d, name:%d\n", context_tag, name) ;
if (!ephyrHostGLXGetStringFromServer (context_tag,
name,
EPHYR_HOST_GLX_GetString,
&string)) {
EPHYR_LOG_ERROR ("failed to get string from server\n") ;
goto out ;
}
if (string) {
length = strlen (string) + 1;
EPHYR_LOG ("got string:'%s', size:%d\n", string, length) ;
} else {
EPHYR_LOG ("got string: string (null)\n") ;
}
__GLX_BEGIN_REPLY (length);
__GLX_PUT_SIZE (length);
__GLX_SEND_HEADER ();
if (a_do_swap) {
__GLX_SWAP_REPLY_SIZE ();
__GLX_SWAP_REPLY_HEADER ();
}
WriteToClient (client, length, (char *)string);
res = Success ;
out:
EPHYR_LOG ("leave\n") ;
return res ;
}
int __glXDisp_GetError(__GLXclientState *cl, GLbyte *pc)
{
GLenum retval;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
retval =
glGetError(
);
__GLX_PUT_RETVAL(retval);
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
return Success;
}
int __glXDisp_Finish(__GLXclientState *cl, GLbyte *pc)
{
__GLXcontext *cx;
ClientPtr client;
int error;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
/* Do a local glFinish */
CALL_Finish( GET_DISPATCH(), () );
cx->hasUnflushedCommands = GL_FALSE;
/* Send empty reply packet to indicate finish is finished */
client = cl->client;
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
return Success;
}
int __glXDisp_Finish(__GLXclientState *cl, GLbyte *pc)
{
__GLXcontext *cx;
ClientPtr client;
int error;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
/* Do a local glFinish */
glFinish();
__GLX_NOTE_FLUSHED_CMDS(cx);
/* Send empty reply packet to indicate finish is finished */
client = cl->client;
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
return Success;
}
int __glXDisp_IsTextureEXT(__GLXclientState *cl, GLbyte *pc)
{
GLboolean retval;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
cx = __glXForceCurrent(cl, __GLX_GET_VENDPRIV_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_VENDPRIV_HDR_SIZE;
retval =
glIsTextureEXT(
*(GLuint *)(pc + 0)
);
__GLX_PUT_RETVAL(retval);
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
return Success;
}
int __glXDisp_GenLists(__GLXclientState *cl, GLbyte *pc)
{
GLuint retval;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
retval =
glGenLists(
*(GLsizei *)(pc + 0)
);
__GLX_PUT_RETVAL(retval);
__GLX_BEGIN_REPLY(0);
__GLX_SEND_HEADER();
return Success;
}
int DoGetString(__GLXclientState *cl, GLbyte *pc, GLboolean need_swap)
{
ClientPtr client;
__GLXcontext *cx;
GLenum name;
const char *string;
__GLX_DECLARE_SWAP_VARIABLES;
int error;
char *buf = NULL, *buf1 = NULL;
GLint length = 0;
/* If the client has the opposite byte order, swap the contextTag and
* the name.
*/
if ( need_swap ) {
__GLX_SWAP_INT(pc + 4);
__GLX_SWAP_INT(pc + __GLX_SINGLE_HDR_SIZE);
}
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
name = *(GLenum *)(pc + 0);
string = (const char *) CALL_GetString( GET_DISPATCH(), (name) );
client = cl->client;
if (string == NULL)
string = "";
/*
** Restrict extensions to those that are supported by both the
** implementation and the connection. That is, return the
** intersection of client, server, and core extension strings.
*/
if (name == GL_EXTENSIONS) {
buf1 = __glXcombine_strings(string,
cl->GLClientextensions);
buf = __glXcombine_strings(buf1,
cx->pGlxScreen->GLextensions);
free(buf1);
string = buf;
}
else if ( name == GL_VERSION ) {
if ( atof( string ) > atof( GLServerVersion ) ) {
buf = malloc( strlen( string ) + strlen( GLServerVersion ) + 4 );
if ( buf == NULL ) {
string = GLServerVersion;
}
else {
sprintf( buf, "%s (%s)", GLServerVersion, string );
string = buf;
}
}
}
if (string) {
length = strlen((const char *) string) + 1;
}
__GLX_BEGIN_REPLY(length);
__GLX_PUT_SIZE(length);
if ( need_swap ) {
__GLX_SWAP_REPLY_SIZE();
__GLX_SWAP_REPLY_HEADER();
}
__GLX_SEND_HEADER();
WriteToClient(client, length, (char *) string);
free(buf);
return Success;
}
int
__glXDispSwap_GetTexImage(__GLXclientState * cl, GLbyte * pc)
{
GLint level, compsize;
GLenum format, type, target;
GLboolean swapBytes;
__GLX_DECLARE_SWAP_VARIABLES;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
char *answer, answerBuffer[200];
GLint width = 0, height = 0, depth = 1;
__GLX_SWAP_INT(&((xGLXSingleReq *) pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
__GLX_SWAP_INT(pc + 0);
__GLX_SWAP_INT(pc + 4);
__GLX_SWAP_INT(pc + 8);
__GLX_SWAP_INT(pc + 12);
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_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
}
else {
__GLX_BEGIN_REPLY(compsize);
__GLX_SWAP_REPLY_HEADER();
__GLX_SWAP_INT(&width);
__GLX_SWAP_INT(&height);
__GLX_SWAP_INT(&depth);
((xGLXGetTexImageReply *) & __glXReply)->width = width;
((xGLXGetTexImageReply *) & __glXReply)->height = height;
((xGLXGetTexImageReply *) & __glXReply)->depth = depth;
__GLX_SEND_HEADER();
__GLX_SEND_VOID_ARRAY(compsize);
}
return Success;
}
int
__glXDispSwap_ReadPixels(__GLXclientState * cl, GLbyte * pc)
{
GLsizei width, height;
GLenum format, type;
GLboolean swapBytes, lsbFirst;
GLint compsize;
__GLX_DECLARE_SWAP_VARIABLES;
__GLXcontext *cx;
ClientPtr client = cl->client;
int error;
char *answer, answerBuffer[200];
xGLXSingleReply reply = { 0, };
REQUEST_FIXED_SIZE(xGLXSingleReq, 28);
__GLX_SWAP_INT(&((xGLXSingleReq *) pc)->contextTag);
cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
if (!cx) {
return error;
}
pc += __GLX_SINGLE_HDR_SIZE;
__GLX_SWAP_INT(pc + 0);
__GLX_SWAP_INT(pc + 4);
__GLX_SWAP_INT(pc + 8);
__GLX_SWAP_INT(pc + 12);
__GLX_SWAP_INT(pc + 16);
__GLX_SWAP_INT(pc + 20);
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)
return BadLength;
glPixelStorei(GL_PACK_SWAP_BYTES, !swapBytes);
glPixelStorei(GL_PACK_LSB_FIRST, lsbFirst);
__GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1);
__glXClearErrorOccured();
glReadPixels(*(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_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
}
else {
__GLX_BEGIN_REPLY(compsize);
__GLX_SWAP_REPLY_HEADER();
__GLX_SEND_HEADER();
__GLX_SEND_VOID_ARRAY(compsize);
}
return Success;
}
static int
ephyrGLXMakeCurrentReal(__GLXclientState * a_cl, GLbyte * a_pc, Bool a_do_swap)
{
int res = BadImplementation;
xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) a_pc;
xGLXMakeCurrentReply reply;
DrawablePtr drawable = NULL;
GLXContextTag contextTag = 0;
int rc = 0;
EPHYR_LOG("enter\n");
rc = dixLookupDrawable(&drawable,
req->drawable, a_cl->client, 0, DixReadAccess);
EPHYR_RETURN_VAL_IF_FAIL(drawable, BadValue);
EPHYR_RETURN_VAL_IF_FAIL(drawable->pScreen, BadValue);
EPHYR_LOG("screen nummber requested:%d\n", drawable->pScreen->myNum);
if (!ephyrHostGLXMakeCurrent(hostx_get_window(drawable->pScreen->myNum),
req->context,
req->oldContextTag,
(int *) &contextTag)) {
EPHYR_LOG_ERROR("ephyrHostGLXMakeCurrent() failed\n");
goto out;
}
reply = (xGLXMakeCurrentReply) {
.type = X_Reply,
.sequenceNumber = a_cl->client->sequence,
.length = 0,
.contextTag = contextTag
};
if (a_do_swap) {
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_SWAP_SHORT(&reply.sequenceNumber);
__GLX_SWAP_INT(&reply.length);
__GLX_SWAP_INT(&reply.contextTag);
}
WriteToClient(a_cl->client, sz_xGLXMakeCurrentReply, &reply);
res = Success;
out:
EPHYR_LOG("leave\n");
return res;
}
int
ephyrGLXMakeCurrent(__GLXclientState * a_cl, GLbyte * a_pc)
{
return ephyrGLXMakeCurrentReal(a_cl, a_pc, FALSE);
}
int
ephyrGLXMakeCurrentSwap(__GLXclientState * a_cl, GLbyte * a_pc)
{
return ephyrGLXMakeCurrentReal(a_cl, a_pc, TRUE);
}
static int
ephyrGLXGetStringReal(__GLXclientState * a_cl, GLbyte * a_pc, Bool a_do_swap)
{
ClientPtr client = NULL;
int context_tag = 0, name = 0, res = BadImplementation, length = 0;
char *string = NULL;
__GLX_DECLARE_SWAP_VARIABLES;
EPHYR_RETURN_VAL_IF_FAIL(a_cl && a_pc, BadValue);
EPHYR_LOG("enter\n");
client = a_cl->client;
if (a_do_swap) {
__GLX_SWAP_INT(a_pc + 4);
__GLX_SWAP_INT(a_pc + __GLX_SINGLE_HDR_SIZE);
}
context_tag = __GLX_GET_SINGLE_CONTEXT_TAG(a_pc);
a_pc += __GLX_SINGLE_HDR_SIZE;
name = *(GLenum *) (a_pc + 0);
EPHYR_LOG("context_tag:%d, name:%d\n", context_tag, name);
if (!ephyrHostGLXGetStringFromServer(context_tag,
name,
EPHYR_HOST_GLX_GetString, &string)) {
EPHYR_LOG_ERROR("failed to get string from server\n");
goto out;
}
if (string) {
length = strlen(string) + 1;
EPHYR_LOG("got string:'%s', size:%d\n", string, length);
}
else {
EPHYR_LOG("got string: string (null)\n");
}
__GLX_BEGIN_REPLY(length);
__GLX_PUT_SIZE(length);
__GLX_SEND_HEADER();
if (a_do_swap) {
__GLX_SWAP_REPLY_SIZE();
__GLX_SWAP_REPLY_HEADER();
}
WriteToClient(client, length, string);
res = Success;
out:
EPHYR_LOG("leave\n");
return res;
}
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;
}