40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
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#ifndef __WINSUPPORT_H
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#define __WINSUPPORT_H
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#ifdef WIN31SUPPORT /* defined to enable kernel hooks for win3.x compatibility */
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extern UWORD winInstanced; /* internal flag marking if Windows is active */
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/* contains information about data that must be kept for each active DOS
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instance, ie data that can NOT be shared between multiple VMs.
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*/
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struct WinStartupInfo
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{
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UWORD winver; /* this structure version, matches Windows version */
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ULONG next; /* far pointer to next WinStartupInfo structure or NULL */
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ULONG vddName; /* far pointer to ASCIIZ pathname of virtual device driver */
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ULONG vddInfo; /* far pointer to vdd reference data or NULL if vddName=NULL */
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ULONG instanceTable; /* far pointer to array of instance data */
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ULONG optInstanceTable; /* used only if winver set to 0x400 (w95)*/
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};
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extern struct WinStartupInfo winStartupInfo;
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/* contains a list of offsets relative to DOS data segment of
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various internal variables.
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*/
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struct WinPatchTable
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{
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UWORD dosver;
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UWORD OffTempDS;
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UWORD OffTempBX;
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UWORD OffInDOS;
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UWORD OffMachineID;
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UWORD OffCritSectPatches;
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UWORD OffLastMCBSeg; /* used by Win 3.1 if DOS version 5 or higher */
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};
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extern struct WinPatchTable winPatchTable;
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#endif /* WIN31SUPPORT */
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#endif /* __WINSUPPORT_H */
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