| 1 | /* $Id: oslibdos.h,v 1.2 1999-08-26 15:05:14 sandervl Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Wrappers for OS/2 Dos* API
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| 5 | *
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| 6 | * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
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| 7 | *
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| 8 | *
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| 9 | * Project Odin Software License can be found in LICENSE.TXT
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| 10 | *
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| 11 | */
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| 12 | #ifndef __OSLIBDOS_H__
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| 13 | #define __OSLIBDOS_H__
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| 14 |
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| 15 |
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| 16 | DWORD OSLibDosAllocMem(LPVOID *lplpMemAddr, DWORD size, DWORD flags);
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| 17 | DWORD OSLibDosFreeMem(LPVOID lpMemAddr);
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| 18 | DWORD OSLibDosQueryMem(LPVOID lpMemAddr, DWORD *lpRangeSize, DWORD *lpAttr);
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| 19 | DWORD OSLibDosSetMem(LPVOID lpMemAddr, DWORD size, DWORD flags);
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| 20 |
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| 21 | #define OSLIB_NOERROR 0
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| 22 | #define OSLIB_ERROR_INVALID_ADDRESS 1
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| 23 | #define OSLIB_ERROR_ACCESS_DENIED 2
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| 24 | #define OSLIB_ERROR_INVALID_PARAMETER 3
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| 25 |
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| 26 | #ifndef __OS2_H__
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| 27 |
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| 28 | /* Access protection */
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| 29 | #define PAG_READ 0x00000001U /* read access */
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| 30 | #define PAG_WRITE 0x00000002U /* write access */
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| 31 | #define PAG_EXECUTE 0x00000004U /* execute access */
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| 32 | #define PAG_GUARD 0x00000008U /* guard protection */
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| 33 | #define PAG_DEFAULT 0x00000400U /* default (initial) access */
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| 34 |
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| 35 | /* Commit */
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| 36 | #define PAG_COMMIT 0x00000010U /* commit storage */
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| 37 | #define PAG_DECOMMIT 0x00000020U /* decommit storage */
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| 38 |
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| 39 | /* Allocation attributes */
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| 40 | #define OBJ_TILE 0x00000040U /* tile object */
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| 41 | #define OBJ_PROTECTED 0x00000080U /* protect object */
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| 42 | #define OBJ_GETTABLE 0x00000100U /* gettable by other processes */
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| 43 | #define OBJ_GIVEABLE 0x00000200U /* giveable to other processes */
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| 44 |
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| 45 | /* Allocation type (returned from DosQueryMem) */
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| 46 | #define PAG_SHARED 0x00002000U /* shared object */
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| 47 | #define PAG_FREE 0x00004000U /* pages are free */
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| 48 | #define PAG_BASE 0x00010000U /* first page in object */
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| 49 |
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| 50 | #endif
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| 51 |
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| 52 | #define OSLIB_ACCESS_READONLY 1
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| 53 | #define OSLIB_ACCESS_READWRITE 2
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| 54 | #define OSLIB_ACCESS_SHAREDENYNONE 4
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| 55 | #define OSLIB_ACCESS_SHAREDENYREAD 8
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| 56 | #define OSLIB_ACCESS_SHAREDENYWRITE 16
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| 57 |
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| 58 | DWORD OSLibDosOpen(char *lpszFileName, DWORD flags);
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| 59 | DWORD OSLibDosClose(DWORD hFile);
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| 60 | DWORD OSLibDosGetFileSize(DWORD hFile);
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| 61 | DWORD OSLibDosRead(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesRead);
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| 62 | DWORD OSLibDosWrite(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesWritten);
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| 63 |
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| 64 | #define OSLIB_SETPTR_FILE_CURRENT 1
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| 65 | #define OSLIB_SETPTR_FILE_BEGIN 2
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| 66 | #define OSLIB_SETPTR_FILE_END 3
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| 67 |
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| 68 | DWORD OSLibDosSetFilePtr(DWORD hFile, DWORD offset, DWORD method);
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| 69 |
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| 70 | #endif
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