61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * Permission is hereby granted, free of charge, to any person obtaining a
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * copy of this software and associated documentation files (the "Software"),
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * to deal in the Software without restriction, including without limitation
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * the rights to use, copy, modify, merge, publish, distribute, sublicense,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * and/or sell copies of the Software, and to permit persons to whom the
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * Software is furnished to do so, subject to the following conditions:
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * The above copyright notice including the dates of first publication and
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * either this permission notice or a reference to
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * shall be included in all copies or substantial portions of the Software.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * SOFTWARE.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * Except as contained in this notice, the name of Silicon Graphics, Inc.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * shall not be used in advertising or otherwise to promote the sale, use or
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * other dealings in this Software without prior written authorization from
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync * Silicon Graphics, Inc.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** Fetch the context-id out of a SingleReq request pointed to by pc.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_GET_SINGLE_CONTEXT_TAG(pc) (((xGLXSingleReq*)pc)->contextTag)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_GET_VENDPRIV_CONTEXT_TAG(pc) (((xGLXVendorPrivateReq*)pc)->contextTag)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** Fetch a double from potentially unaligned memory.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_MEM_COPY(dst,src,n) memmove(dst,src,n)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_GET_DOUBLE(dst,src) __GLX_MEM_COPY(&dst,src,8)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_GET_DOUBLE(dst,src) (dst) = *((GLdouble*)(src))
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsyncextern void __glXMemInit(void);
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient (client, sz_xGLXSingleReply, &__glXReply);
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** Get a buffer to hold returned data, with the given alignment. If we have
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** to realloc, allocate size+align, in case the pointer has to be bumped for
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** alignment. The answerBuffer should already be aligned.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** NOTE: the cast (long)res below assumes a long is large enough to hold a
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_GET_ANSWER_BUFFER(res,cl,size,align) \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync (cl)->returnBuf = (GLbyte*)realloc((cl)->returnBuf, \
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync *(GLdouble *)&__glXReply.pad3 = *(GLdouble *)answer
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient(client, __GLX_PAD((len)*__GLX_SIZE_INT8), answer)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient(client, __GLX_PAD((len)*__GLX_SIZE_INT16), answer)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient(client, (len)*__GLX_SIZE_INT32, answer)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient(client, (len)*__GLX_SIZE_FLOAT32, answer)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync WriteToClient(client, (len)*__GLX_SIZE_FLOAT64, answer)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_SEND_VOID_ARRAY(len) __GLX_SEND_BYTE_ARRAY(len)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_SEND_UBYTE_ARRAY(len) __GLX_SEND_BYTE_ARRAY(len)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_SEND_USHORT_ARRAY(len) __GLX_SEND_SHORT_ARRAY(len)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#define __GLX_SEND_UINT_ARRAY(len) __GLX_SEND_INT_ARRAY(len)
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** PERFORMANCE NOTE:
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** Machine dependent optimizations abound here; these swapping macros can
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync** conceivably be replaced with routines that do the job faster.
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_INT32;\
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_INT16;\
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_FLOAT64;\
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync swapEnd = ((GLbyte *)(pc)) + (count)*__GLX_SIZE_FLOAT32;\
61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4ccvboxsync#endif /* !__GLX_unpack_h__ */