windows-nt/Source/XPSP1/NT/public/internal/base/inc/vdmapi.h
2020-09-26 16:20:57 +08:00

142 lines
3.4 KiB
C

/*++ BUILD Version: 0001 // Increment this if a change has global effects
Copyright (c) 1990-1998 Microsoft Corporation
Module Name:
vdmapi.h
Abstract:
This module defines the private MVDM APIs
Created:
02-Apr-1992
Revision History:
Created 02-Apr-1992 Sudeep Bharati
--*/
#define MAXIMUM_VDM_COMMAND_LENGTH 128
#define MAXIMUM_VDM_ENVIORNMENT 32*1024
#define MAXIMUM_VDM_CURRENT_DIR 64
// The following value can be used to allocate space for the largest possible
// path string in ansi, including directory, drive letter and file name.
// I originally coded this with 13 for the path name, but DOS seems to be
// able to handle one more, thus the 14.
#define MAXIMUM_VDM_PATH_STRING MAXIMUM_VDM_CURRENT_DIR+3+14
// VDMState defines
#define ASKING_FOR_FIRST_COMMAND 0x1 // Very First call.
#define ASKING_FOR_WOW_BINARY 0x2 // Caller is WOWVDM
#define ASKING_FOR_DOS_BINARY 0x4 // Caller is DOSVDM
#define ASKING_FOR_SECOND_TIME 0x8 // Caller is asking second time after
#define INCREMENT_REENTER_COUNT 0x10 // Increment the re-entrancy count
#define DECREMENT_REENTER_COUNT 0x20 // Decrement the re-entrancy count
#define NO_PARENT_TO_WAKE 0x40 // Just get the next command, dont wake up anyone
// allocating bigger buffers.
#define RETURN_ON_NO_COMMAND 0x80 // if there is no command return without blocking
#define ASKING_FOR_PIF 0x100 // To get the exe name to find out PIF
// early in the VDM initialization.
#define STARTUP_INFO_RETURNED 0x200 // on return if this bit is set means
// startupinfo structure was filled in.
#define ASKING_FOR_ENVIRONMENT 0x400 // ask for environment only
#define ASKING_FOR_SEPWOW_BINARY 0x800 // Caller is Separate WOW
typedef struct _VDMINFO {
ULONG iTask;
ULONG dwCreationFlags;
ULONG ErrorCode;
ULONG CodePage;
HANDLE StdIn;
HANDLE StdOut;
HANDLE StdErr;
LPVOID CmdLine;
LPVOID AppName;
LPVOID PifFile;
LPVOID CurDirectory;
LPVOID Enviornment;
ULONG EnviornmentSize;
STARTUPINFOA StartupInfo;
LPVOID Desktop;
ULONG DesktopLen;
LPVOID Title;
ULONG TitleLen;
LPVOID Reserved;
ULONG ReservedLen;
USHORT CmdSize;
USHORT AppLen;
USHORT PifLen;
USHORT CurDirectoryLen;
USHORT VDMState;
USHORT CurDrive;
BOOLEAN fComingFromBat;
} VDMINFO, *PVDMINFO;
// for CmdBatNotification
#define CMD_BAT_OPERATION_TERMINATING 0
#define CMD_BAT_OPERATION_STARTING 1
//
// Message sent by BaseSrv to shared WOWEXEC to tell it to call
// GetNextVDMCommand. No longer will a thread in WOW be blocked
// in GetNextVDMCommand all the time.
//
#define WM_WOWEXECSTARTAPP (WM_USER) // also in mvdm\inc\wowinfo.h
//
// MVDM apis
//
VOID
APIENTRY
VDMOperationStarted(
IN BOOL IsWowCaller
);
BOOL
APIENTRY
GetNextVDMCommand(
PVDMINFO pVDMInfo
);
VOID
APIENTRY
ExitVDM(
IN BOOL IsWowCaller,
IN ULONG iWowTask
);
BOOL
APIENTRY
SetVDMCurrentDirectories(
IN ULONG cchCurDir,
IN CHAR *lpszCurDir
);
ULONG
APIENTRY
GetVDMCurrentDirectories(
IN ULONG cchCurDir,
IN CHAR *lpszCurDir
);
VOID
APIENTRY
CmdBatNotification(
IN ULONG fBeginEnd
);
NTSTATUS
APIENTRY
RegisterWowExec(
IN HANDLE hwndWowExec
);