3f3ff971ec
The only remaining X-functions used in server are XNF*, the rest is converted to plain alloc/calloc/realloc/free/strdup. X* functions are still exported from server and x* macros are still defined in header file, so both ABI and API are not affected by this change. Signed-off-by: Mikhail Gusarov <dottedmag@dottedmag.net> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
235 lines
7.5 KiB
C
235 lines
7.5 KiB
C
#ifdef HAVE_DIX_CONFIG_H
|
|
#include <dix-config.h>
|
|
#endif
|
|
|
|
#ifndef __GLX_unpack_h__
|
|
#define __GLX_unpack_h__
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
|
|
#define __GLX_PAD(s) (((s)+3) & (GLuint)~3)
|
|
|
|
/*
|
|
** Fetch the context-id out of a SingleReq request pointed to by pc.
|
|
*/
|
|
#define __GLX_GET_SINGLE_CONTEXT_TAG(pc) (((xGLXSingleReq*)pc)->contextTag)
|
|
#define __GLX_GET_VENDPRIV_CONTEXT_TAG(pc) (((xGLXVendorPrivateReq*)pc)->contextTag)
|
|
|
|
/*
|
|
** Fetch a double from potentially unaligned memory.
|
|
*/
|
|
#ifdef __GLX_ALIGN64
|
|
#define __GLX_MEM_COPY(dst,src,n) if (src != NULL && dst != NULL) memcpy(dst,src,n)
|
|
#define __GLX_GET_DOUBLE(dst,src) __GLX_MEM_COPY(&dst,src,8)
|
|
#else
|
|
#define __GLX_GET_DOUBLE(dst,src) (dst) = *((GLdouble*)(src))
|
|
#endif
|
|
|
|
extern void __glXMemInit(void);
|
|
|
|
extern xGLXSingleReply __glXReply;
|
|
|
|
#define __GLX_BEGIN_REPLY(size) \
|
|
__glXReply.length = __GLX_PAD(size) >> 2; \
|
|
__glXReply.type = X_Reply; \
|
|
__glXReply.sequenceNumber = client->sequence;
|
|
|
|
#define __GLX_SEND_HEADER() \
|
|
WriteToClient( client, sz_xGLXSingleReply, (char *)&__glXReply);
|
|
|
|
#define __GLX_PUT_RETVAL(a) \
|
|
__glXReply.retval = (a);
|
|
|
|
#define __GLX_PUT_SIZE(a) \
|
|
__glXReply.size = (a);
|
|
|
|
#define __GLX_PUT_RENDERMODE(m) \
|
|
__glXReply.pad3 = (m)
|
|
|
|
/*
|
|
** Get a buffer to hold returned data, with the given alignment. If we have
|
|
** to realloc, allocate size+align, in case the pointer has to be bumped for
|
|
** alignment. The answerBuffer should already be aligned.
|
|
**
|
|
** NOTE: the cast (long)res below assumes a long is large enough to hold a
|
|
** pointer.
|
|
*/
|
|
#define __GLX_GET_ANSWER_BUFFER(res,cl,size,align) \
|
|
if ((size) > sizeof(answerBuffer)) { \
|
|
int bump; \
|
|
if ((cl)->returnBufSize < (size)+(align)) { \
|
|
(cl)->returnBuf = (GLbyte*)realloc((cl)->returnBuf, \
|
|
(size)+(align)); \
|
|
if (!(cl)->returnBuf) { \
|
|
return BadAlloc; \
|
|
} \
|
|
(cl)->returnBufSize = (size)+(align); \
|
|
} \
|
|
res = (char*)cl->returnBuf; \
|
|
bump = (long)(res) % (align); \
|
|
if (bump) res += (align) - (bump); \
|
|
} else { \
|
|
res = (char *)answerBuffer; \
|
|
}
|
|
|
|
#define __GLX_PUT_BYTE() \
|
|
*(GLbyte *)&__glXReply.pad3 = *(GLbyte *)answer
|
|
|
|
#define __GLX_PUT_SHORT() \
|
|
*(GLshort *)&__glXReply.pad3 = *(GLshort *)answer
|
|
|
|
#define __GLX_PUT_INT() \
|
|
*(GLint *)&__glXReply.pad3 = *(GLint *)answer
|
|
|
|
#define __GLX_PUT_FLOAT() \
|
|
*(GLfloat *)&__glXReply.pad3 = *(GLfloat *)answer
|
|
|
|
#define __GLX_PUT_DOUBLE() \
|
|
*(GLdouble *)&__glXReply.pad3 = *(GLdouble *)answer
|
|
|
|
#define __GLX_SEND_BYTE_ARRAY(len) \
|
|
WriteToClient(client, __GLX_PAD((len)*__GLX_SIZE_INT8), (char *)answer)
|
|
|
|
#define __GLX_SEND_SHORT_ARRAY(len) \
|
|
WriteToClient(client, __GLX_PAD((len)*__GLX_SIZE_INT16), (char *)answer)
|
|
|
|
#define __GLX_SEND_INT_ARRAY(len) \
|
|
WriteToClient(client, (len)*__GLX_SIZE_INT32, (char *)answer)
|
|
|
|
#define __GLX_SEND_FLOAT_ARRAY(len) \
|
|
WriteToClient(client, (len)*__GLX_SIZE_FLOAT32, (char *)answer)
|
|
|
|
#define __GLX_SEND_DOUBLE_ARRAY(len) \
|
|
WriteToClient(client, (len)*__GLX_SIZE_FLOAT64, (char *)answer)
|
|
|
|
|
|
#define __GLX_SEND_VOID_ARRAY(len) __GLX_SEND_BYTE_ARRAY(len)
|
|
#define __GLX_SEND_UBYTE_ARRAY(len) __GLX_SEND_BYTE_ARRAY(len)
|
|
#define __GLX_SEND_USHORT_ARRAY(len) __GLX_SEND_SHORT_ARRAY(len)
|
|
#define __GLX_SEND_UINT_ARRAY(len) __GLX_SEND_INT_ARRAY(len)
|
|
|
|
/*
|
|
** PERFORMANCE NOTE:
|
|
** Machine dependent optimizations abound here; these swapping macros can
|
|
** conceivably be replaced with routines that do the job faster.
|
|
*/
|
|
#define __GLX_DECLARE_SWAP_VARIABLES \
|
|
GLbyte sw
|
|
|
|
#define __GLX_DECLARE_SWAP_ARRAY_VARIABLES \
|
|
GLbyte *swapPC; \
|
|
GLbyte *swapEnd
|
|
|
|
|
|
#define __GLX_SWAP_INT(pc) \
|
|
sw = ((GLbyte *)(pc))[0]; \
|
|
((GLbyte *)(pc))[0] = ((GLbyte *)(pc))[3]; \
|
|
((GLbyte *)(pc))[3] = sw; \
|
|
sw = ((GLbyte *)(pc))[1]; \
|
|
((GLbyte *)(pc))[1] = ((GLbyte *)(pc))[2]; \
|
|
((GLbyte *)(pc))[2] = sw;
|
|
|
|
#define __GLX_SWAP_SHORT(pc) \
|
|
sw = ((GLbyte *)(pc))[0]; \
|
|
((GLbyte *)(pc))[0] = ((GLbyte *)(pc))[1]; \
|
|
((GLbyte *)(pc))[1] = sw;
|
|
|
|
#define __GLX_SWAP_DOUBLE(pc) \
|
|
sw = ((GLbyte *)(pc))[0]; \
|
|
((GLbyte *)(pc))[0] = ((GLbyte *)(pc))[7]; \
|
|
((GLbyte *)(pc))[7] = sw; \
|
|
sw = ((GLbyte *)(pc))[1]; \
|
|
((GLbyte *)(pc))[1] = ((GLbyte *)(pc))[6]; \
|
|
((GLbyte *)(pc))[6] = sw; \
|
|
sw = ((GLbyte *)(pc))[2]; \
|
|
((GLbyte *)(pc))[2] = ((GLbyte *)(pc))[5]; \
|
|
((GLbyte *)(pc))[5] = sw; \
|
|
sw = ((GLbyte *)(pc))[3]; \
|
|
((GLbyte *)(pc))[3] = ((GLbyte *)(pc))[4]; \
|
|
((GLbyte *)(pc))[4] = sw;
|
|
|
|
#define __GLX_SWAP_FLOAT(pc) \
|
|
sw = ((GLbyte *)(pc))[0]; \
|
|
((GLbyte *)(pc))[0] = ((GLbyte *)(pc))[3]; \
|
|
((GLbyte *)(pc))[3] = sw; \
|
|
sw = ((GLbyte *)(pc))[1]; \
|
|
((GLbyte *)(pc))[1] = ((GLbyte *)(pc))[2]; \
|
|
((GLbyte *)(pc))[2] = sw;
|
|
|
|
#define __GLX_SWAP_INT_ARRAY(pc, count) \
|
|
swapPC = ((GLbyte *)(pc)); \
|
|
swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_INT32;\
|
|
while (swapPC < swapEnd) { \
|
|
__GLX_SWAP_INT(swapPC); \
|
|
swapPC += __GLX_SIZE_INT32; \
|
|
}
|
|
|
|
#define __GLX_SWAP_SHORT_ARRAY(pc, count) \
|
|
swapPC = ((GLbyte *)(pc)); \
|
|
swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_INT16;\
|
|
while (swapPC < swapEnd) { \
|
|
__GLX_SWAP_SHORT(swapPC); \
|
|
swapPC += __GLX_SIZE_INT16; \
|
|
}
|
|
|
|
#define __GLX_SWAP_DOUBLE_ARRAY(pc, count) \
|
|
swapPC = ((GLbyte *)(pc)); \
|
|
swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_FLOAT64;\
|
|
while (swapPC < swapEnd) { \
|
|
__GLX_SWAP_DOUBLE(swapPC); \
|
|
swapPC += __GLX_SIZE_FLOAT64; \
|
|
}
|
|
|
|
#define __GLX_SWAP_FLOAT_ARRAY(pc, count) \
|
|
swapPC = ((GLbyte *)(pc)); \
|
|
swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_FLOAT32;\
|
|
while (swapPC < swapEnd) { \
|
|
__GLX_SWAP_FLOAT(swapPC); \
|
|
swapPC += __GLX_SIZE_FLOAT32; \
|
|
}
|
|
|
|
#define __GLX_SWAP_REPLY_HEADER() \
|
|
__GLX_SWAP_SHORT(&__glXReply.sequenceNumber); \
|
|
__GLX_SWAP_INT(&__glXReply.length);
|
|
|
|
#define __GLX_SWAP_REPLY_RETVAL() \
|
|
__GLX_SWAP_INT(&__glXReply.retval)
|
|
|
|
#define __GLX_SWAP_REPLY_SIZE() \
|
|
__GLX_SWAP_INT(&__glXReply.size)
|
|
|
|
#endif /* !__GLX_unpack_h__ */
|
|
|
|
|
|
|
|
|
|
|