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- /***********************************************************
- Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts,
- and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the names of Digital or MIT not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
- ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- SOFTWARE.
-
- ******************************************************************/
- #ifndef XMD_H
- #define XMD_H 1
- /* $XConsortium: Xmd.h,v 1.35 89/08/15 14:38:57 jim Exp $ */
- /*
- * Xmd.h: MACHINE DEPENDENT DECLARATIONS.
- */
-
- /*
- * Special per-machine configuration flags.
- */
- #ifdef CRAY
- #define WORD64 /* 64-bit architecture */
- #define UNSIGNEDBITFIELDS /* bit fields do not honor sign */
- #endif
-
-
- /*
- * Stuff to handle large architecture machines; the constants were generated
- * on a 32-bit machine and must coorespond to the protocol.
- */
- #ifdef WORD64
- #define MUSTCOPY
- #endif /* WORD64 */
-
-
- /*
- * Definition of macro used to set constants for size of network structures;
- * machines with preprocessors that can't handle all of the sz_ symbols
- * can define this macro to be sizeof(x) if and only if their compiler doesn't
- * pad out structures (esp. the xTextElt structure which contains only two
- * one-byte fields). Network structures should always define sz_symbols.
- *
- * The sz_ prefix is used instead of something more descriptive so that the
- * symbols are no more than 32 characters long (which causes problems for some
- * compilers and preprocessors).
- */
- #if defined(__STDC__) && !defined(UNIXCPP)
- #define SIZEOF(x) sz_##x
- #else
- #define SIZEOF(x) sz_/**/x
- #endif /* if ANSI C compiler else not */
-
-
-
- /*
- * ibm pcc doesn't understand pragmas.
- */
- #if defined(ibm032) && defined(__HIGHC__)
- pragma on(pointers_compatible);
- pragma off(char_default_unsigned);
- #endif
-
-
- /*
- * Bitfield suffixes for the protocol structure elements, if you
- * need them. Note that bitfields are not guarranteed to be signed
- * (or even unsigned) according to ANSI C.
- */
- #ifdef WORD64
- #define B32 :32
- #define B16 :16
- #else
- #define B32
- #define B16
- #endif
-
- typedef long INT32;
- typedef short INT16;
- typedef char INT8;
-
- typedef unsigned long CARD32;
- typedef unsigned short CARD16;
- typedef unsigned char CARD8;
-
- typedef unsigned long BITS32;
- typedef unsigned short BITS16;
- typedef unsigned char BYTE;
-
- typedef unsigned char BOOL;
-
-
- /*
- * definitions for sign-extending bitfields on 64-bit architectures
- */
- #if defined(WORD64) && defined(UNSIGNEDBITFIELDS)
- #define cvtINT8toInt(val) (((val) & 0x00000080) ? ((val) | 0xffffffffffffff00) : (val))
- #define cvtINT16toInt(val) (((val) & 0x00008000) ? ((val) | 0xffffffffffff0000) : (val))
- #define cvtINT32toInt(val) (((val) & 0x80000000) ? ((val) | 0xffffffff00000000) : (val))
- #define cvtINT8toLong(val) cvtINT8toInt(val)
- #define cvtINT16toLong(val) cvtINT16toInt(val)
- #define cvtINT32toLong(val) cvtINT32toInt(val)
- #else
- #define cvtINT8toInt(val) (val)
- #define cvtINT16toInt(val) (val)
- #define cvtINT32toInt(val) (val)
- #define cvtINT8toLong(val) (val)
- #define cvtINT16toLong(val) (val)
- #define cvtINT32toLong(val) (val)
- #endif /* WORD64 and UNSIGNEDBITFIELDS */
-
-
-
- #ifdef MUSTCOPY
- /*
- * This macro must not cast or else pointers will get aligned and be wrong
- */
- #define NEXTPTR(p,t) (((char *) p) + SIZEOF(t))
- #else /* else not MUSTCOPY, this is used for 32-bit machines */
- /*
- * this version should leave result of type (t *), but that should only be
- * used when not in MUSTCOPY
- */
- #define NEXTPTR(p,t) (((t *)(p)) + 1)
- #endif /* MUSTCOPY - used machines whose C structs don't line up with proto */
-
- #endif /* XMD_H */
-
- /*
- * Name - Xmd.h
- *
- * ccs version: 1.1
- *
- * ccsid: @(#)Xmd.h 1.1 - 07/02/92 16:01:53
- * from: ccs/s.Xmd.h
- * date: 06/28/93 09:14:48
- *
- * This is Xmd.h from XWindows v11r4
- */
-