92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/*++ BUILD Version: 0001
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*
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* MVDM v1.0
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*
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* Copyright (c) 1991, Microsoft Corporation
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*
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* MVDM.H
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* Constants, macros, and types common to all of MVDM
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*
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* History:
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* Created 14-May-1991 by Jeff Parsons (jeffpar)
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*/
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/* Common constants, not defined in NT/WIN32
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*/
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#define K 1024L
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/* Common types, not defined in NT/WIN32
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*/
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#ifdef H2INC
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typedef unsigned char BYTE;
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typedef unsigned short WORD;
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typedef unsigned long DWORD;
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typedef long LONG;
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typedef char CHAR;
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typedef short SHORT;
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typedef unsigned short USHORT;
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typedef unsigned long ULONG;
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typedef char *PSZ;
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typedef void *PVOID;
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typedef ULONG *PULONG;
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typedef WORD ATOM;
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#endif
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// typedef int INT;
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// typedef DWORD UINT;
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typedef short FAR *LPSHORT;
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typedef char SZ[];
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typedef char FAR *LPSZ;
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typedef PBYTE *PPBYTE;
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typedef PWORD *PPWORD;
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typedef PDWORD *PPDWORD;
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// typedef UINT *PUINT;
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// unaligned typedefs
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typedef WORD UNALIGNED *PWORD16;
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typedef SHORT UNALIGNED *PSHORT16;
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typedef DWORD UNALIGNED *PDWORD16;
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#define WORDOF16(i,n) (((PWORD16)&(i))[n])
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#define LOW16(l) WORDOF16(l,0)
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#define HIW16(l) WORDOF16(l,1)
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/* Common macros, not defined in NT/WIN32
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*/
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#define BYTEOF(i,n) (((PBYTE)&(i))[n])
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#define LOB(i) BYTEOF(i,0)
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#define HIB(i) BYTEOF(i,1)
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#define WORDOF(i,n) (((PWORD)&(i))[n])
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#define LOW(l) WORDOF(l,0)
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#define HIW(l) WORDOF(l,1)
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#define INTOF(i,n) (((PINT)&(i))[n])
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#define UINTOF(i,n) (((PUINT)&(i))[n])
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#ifndef MAKEWORD
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#define MAKEWORD(l,h) ((WORD)((BYTE)(l)|((BYTE)(h)<<8)))
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#endif
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#define MAKEDWORD(l0,h0,l1,h1) ((DWORD)MAKEWORD(l0,h0)|((DWORD)MAKEWORD(l1,h1)<<16))
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#define GETBYTE(p) *((PBYTE)p)++
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#ifdef i386
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#define FETCHWORD(s) ((WORD)(s))
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#define FETCHDWORD(s) ((DWORD)(s))
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#define STOREWORD(d,s) (WORD)d=(WORD)s
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#define STOREDWORD(d,s) (DWORD)d=(DWORD)s
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#else
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#define FETCHWORD(s) (*(UNALIGNED WORD *)&(s))
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#define FETCHDWORD(s) (*(UNALIGNED DWORD *)&(s))
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#define STOREWORD(d,s) *(UNALIGNED WORD *)&(d)=(WORD)s
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#define STOREDWORD(d,s) *(UNALIGNED DWORD *)&(d)=(DWORD)s
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#endif
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#define FETCHSHORT(s) ((SHORT)(FETCHWORD(s)))
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#define FETCHLONG(s) ((LONG)(FETCHDWORD(s)))
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#define STORESHORT(d,s) STOREWORD(d,s)
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#define STORELONG(d,s) STOREDWORD(d,s)
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#define NUMEL(a) ((sizeof a)/(sizeof a[0]))
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#define OFFSETOF(t,f) ((INT)&(((t *)0)->f))
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