42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
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#ifdef KFIL // use win kernel file handling
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#define DosInit() (TRUE)
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#define DosDeInit()
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#define DosOpen(f, m) _lopen(f, m)
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#define DosClose(h) _lclose(h)
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#define DosCreate(f, m) _lcreat(f, m)
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#define DosSeek(h, off, pos) ((DWORD)_llseek(h, off, pos))
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#define DosRead(h, lpb, cb) _lread(h, lpb, cb)
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#define DosWrite(h, lpb, cb) _lwrite(h, lpb, cb)
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#define DosCommit(h)
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#endif // KFIL
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#ifdef DOSIO
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#define MAKEWORD(l,h) ((WORD)(((BYTE)(l)) | (((WORD)((BYTE)(h))) << 8)))
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BOOL WINAPI DosInit(void);
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void WINAPI DosDeInit(void);
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DWORD WINAPI DosCall (WORD DosAX, WORD DosBX, WORD DosCX, DWORD DosDSDX);
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#define DosDelete(sz) ((WORD)DosCall(0x4100, 0, 0, (DWORD)((LPSTR)(sz))))
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#define DosCreate(sz,a) ((WORD)DosCall(0x3C00, 0, a, (DWORD)((LPSTR)(sz))))
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#define DosClose(h) ((WORD)DosCall(0x3E00, h, 0, 0))
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#define DosCommit(h) ((WORD)DosCall(0x6800, h, 0, 0))
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#define DosOpen(sz, m) ((WORD)DosCall(MAKEWORD(m, 0x3D), 0, 0, (DWORD)((LPSTR)(sz))))
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#define DosRead(h, lpb, cb) ((WORD)DosCall(0x3F00, h, cb, (DWORD)((LPBYTE)(lpb))))
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#define DosWrite(h,lpb,cb) ((WORD)DosCall(0x4000, h, cb, (DWORD)((LPBYTE)(lpb))))
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#define DosSeek(h,off,p) DosCall(MAKEWORD(p,0x42), h, HIWORD((DWORD)(off)), MAKELONG(LOWORD((DWORD)(off)), 0))
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// #ifdef VPMTD_FINDFIRST
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// // these two return -1 on failure and unknown (probably 0x4E00 etc) on success
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// // the structure containing the found data is in the DTA (part of PSP)
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// # define DosFindFirst(sz, a) ((WORD)DosCall(0x4E00, 0, a, (DWORD)((LPSTR)(sz))))
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// # define DosFindNext() ((WORD)DosCall(0x4F00, 0, 0, 0))
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// #endif //VPMTD_FINDFIRST
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#endif //DOSIO
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