142 lines
3.4 KiB
C
142 lines
3.4 KiB
C
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/*++ BUILD Version: 0001 // Increment this if a change has global effects
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Copyright (c) 1990 Microsoft Corporation
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Module Name:
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vdmapi.h
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Abstract:
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This module defines the private MVDM APIs
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Created:
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02-Apr-1992
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Revision History:
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Created 02-Apr-1992 Sudeep Bharati
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--*/
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#define MAXIMUM_VDM_COMMAND_LENGTH 128
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#define MAXIMUM_VDM_ENVIORNMENT 32*1024
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#define MAXIMUM_VDM_CURRENT_DIR 64
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// The following value can be used to allocate space for the largest possible
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// path string in ansi, including directory, drive letter and file name.
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// I originally coded this with 13 for the path name, but DOS seems to be
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// able to handle one more, thus the 14.
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#define MAXIMUM_VDM_PATH_STRING MAXIMUM_VDM_CURRENT_DIR+3+14
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// VDMState defines
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#define ASKING_FOR_FIRST_COMMAND 0x1 // Very First call.
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#define ASKING_FOR_WOW_BINARY 0x2 // Caller is WOWVDM
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#define ASKING_FOR_DOS_BINARY 0x4 // Caller is DOSVDM
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#define ASKING_FOR_SECOND_TIME 0x8 // Caller is asking second time after
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#define INCREMENT_REENTER_COUNT 0x10 // Increment the re-entrancy count
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#define DECREMENT_REENTER_COUNT 0x20 // Decrement the re-entrancy count
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#define NO_PARENT_TO_WAKE 0x40 // Just get the next command, dont wake up anyone
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// allocating bigger buffers.
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#define RETURN_ON_NO_COMMAND 0x80 // if there is no command return without blocking
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#define ASKING_FOR_PIF 0x100 // To get the exe name to find out PIF
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// early in the VDM initialization.
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#define STARTUP_INFO_RETURNED 0x200 // on return if this bit is set means
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// startupinfo structure was filled in.
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#define ASKING_FOR_ENVIRONMENT 0x400 // ask for environment only
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#define ASKING_FOR_SEPWOW_BINARY 0x800 // Caller is Separate WOW
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typedef struct _VDMINFO {
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ULONG iTask;
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ULONG dwCreationFlags;
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ULONG ErrorCode;
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ULONG CodePage;
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HANDLE StdIn;
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HANDLE StdOut;
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HANDLE StdErr;
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LPVOID CmdLine;
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LPVOID AppName;
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LPVOID PifFile;
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LPVOID CurDirectory;
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LPVOID Enviornment;
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ULONG EnviornmentSize;
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STARTUPINFOA StartupInfo;
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LPVOID Desktop;
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ULONG DesktopLen;
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LPVOID Title;
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ULONG TitleLen;
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LPVOID Reserved;
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ULONG ReservedLen;
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USHORT CmdSize;
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USHORT AppLen;
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USHORT PifLen;
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USHORT CurDirectoryLen;
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USHORT VDMState;
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USHORT CurDrive;
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BOOLEAN fComingFromBat;
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} VDMINFO, *PVDMINFO;
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// for CmdBatNotification
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#define CMD_BAT_OPERATION_TERMINATING 0
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#define CMD_BAT_OPERATION_STARTING 1
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//
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// Message sent by BaseSrv to shared WOWEXEC to tell it to call
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// GetNextVDMCommand. No longer will a thread in WOW be blocked
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// in GetNextVDMCommand all the time.
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//
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#define WM_WOWEXECSTARTAPP (WM_USER) // also in mvdm\inc\wowinfo.h
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//
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// MVDM apis
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//
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VOID
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APIENTRY
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VDMOperationStarted(
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IN BOOL IsWowCaller
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);
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BOOL
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APIENTRY
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GetNextVDMCommand(
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PVDMINFO pVDMInfo
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);
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VOID
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APIENTRY
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ExitVDM(
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IN BOOL IsWowCaller,
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IN ULONG iWowTask
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);
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BOOL
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APIENTRY
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SetVDMCurrentDirectories(
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IN ULONG cchCurDir,
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IN CHAR *lpszCurDir
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);
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ULONG
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APIENTRY
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GetVDMCurrentDirectories(
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IN ULONG cchCurDir,
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IN CHAR *lpszCurDir
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);
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VOID
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APIENTRY
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CmdBatNotification(
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IN ULONG fBeginEnd
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);
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VOID
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APIENTRY
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RegisterWowExec(
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IN HANDLE hwndWowExec
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);
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