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/*
* tclWinInt.h --
*
* Declarations of Windows-specific shared variables and procedures.
*
* Copyright (c) 1994-1996 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclWinInt.h,v 1.32 2009/08/02 10:41:09 nijtmans Exp $
*/
#ifndef _TCLWININT
#define _TCLWININT
#include "tclInt.h"
/*
* The following specifies how much stack space TclpCheckStackSpace()
* ensures is available. TclpCheckStackSpace() is called by Tcl_EvalObj()
* to help avoid overflowing the stack in the case of infinite recursion.
*/
#define TCL_WIN_STACK_THRESHOLD 0x8000
/*
* Some versions of Borland C have a define for the OSVERSIONINFO for
* Win32s and for NT, but not for Windows 95.
* Define VER_PLATFORM_WIN32_CE for those without newer headers.
*/
#ifndef VER_PLATFORM_WIN32_WINDOWS
#define VER_PLATFORM_WIN32_WINDOWS 1
#endif
#ifndef VER_PLATFORM_WIN32_CE
#define VER_PLATFORM_WIN32_CE 3
#endif
/*
* The following structure keeps track of whether we are using the
* multi-byte or the wide-character interfaces to the operating system.
* System calls should be made through the following function table.
*/
typedef union {
WIN32_FIND_DATAA a;
WIN32_FIND_DATAW w;
} WIN32_FIND_DATAT;
typedef struct TclWinProcs {
int useWide;
BOOL (WINAPI *buildCommDCBProc)(const TCHAR *, LPDCB);
TCHAR *(WINAPI *charLowerProc)(TCHAR *);
BOOL (WINAPI *copyFileProc)(const TCHAR *, const TCHAR *, BOOL);
BOOL (WINAPI *createDirectoryProc)(const TCHAR *, LPSECURITY_ATTRIBUTES);
HANDLE (WINAPI *createFileProc)(const TCHAR *, DWORD, DWORD,
LPSECURITY_ATTRIBUTES, DWORD, DWORD, HANDLE);
BOOL (WINAPI *createProcessProc)(const TCHAR *, TCHAR *,
LPSECURITY_ATTRIBUTES, LPSECURITY_ATTRIBUTES, BOOL, DWORD,
LPVOID, const TCHAR *, LPSTARTUPINFOA, LPPROCESS_INFORMATION);
BOOL (WINAPI *deleteFileProc)(const TCHAR *);
HANDLE (WINAPI *findFirstFileProc)(const TCHAR *, WIN32_FIND_DATAT *);
BOOL (WINAPI *findNextFileProc)(HANDLE, WIN32_FIND_DATAT *);
BOOL (WINAPI *getComputerNameProc)(WCHAR *, LPDWORD);
DWORD (WINAPI *getCurrentDirectoryProc)(DWORD, WCHAR *);
DWORD (WINAPI *getFileAttributesProc)(const TCHAR *);
DWORD (WINAPI *getFullPathNameProc)(const TCHAR *, DWORD nBufferLength,
WCHAR *, TCHAR **);
DWORD (WINAPI *getModuleFileNameProc)(HMODULE, WCHAR *, int);
DWORD (WINAPI *getShortPathNameProc)(const TCHAR *, WCHAR *, DWORD);
UINT (WINAPI *getTempFileNameProc)(const TCHAR *, const TCHAR *, UINT,
WCHAR *);
DWORD (WINAPI *getTempPathProc)(DWORD, WCHAR *);
BOOL (WINAPI *getVolumeInformationProc)(const TCHAR *, WCHAR *, DWORD,
LPDWORD, LPDWORD, LPDWORD, WCHAR *, DWORD);
HINSTANCE (WINAPI *loadLibraryProc)(const TCHAR *);
TCHAR (WINAPI *lstrcpyProc)(WCHAR *, const TCHAR *);
BOOL (WINAPI *moveFileProc)(const TCHAR *, const TCHAR *);
BOOL (WINAPI *removeDirectoryProc)(const TCHAR *);
DWORD (WINAPI *searchPathProc)(const TCHAR *, const TCHAR *,
const TCHAR *, DWORD, WCHAR *, TCHAR **);
BOOL (WINAPI *setCurrentDirectoryProc)(const TCHAR *);
BOOL (WINAPI *setFileAttributesProc)(const TCHAR *, DWORD);
/*
* These two function pointers will only be set when
* Tcl_FindExecutable is called. If you don't ever call that
* function, the application will crash whenever WinTcl tries to call
* functions through these null pointers. That is not a bug in Tcl
* -- Tcl_FindExecutable is obligatory in recent Tcl releases.
*/
BOOL (WINAPI *getFileAttributesExProc)(const TCHAR *,
GET_FILEEX_INFO_LEVELS, LPVOID);
BOOL (WINAPI *createHardLinkProc)(const TCHAR*, const TCHAR*,
LPSECURITY_ATTRIBUTES);
/* deleted INT (__cdecl *utimeProc)(const TCHAR*, struct _utimbuf *); */
/* These two are also NULL at start; see comment above */
HANDLE (WINAPI *findFirstFileExProc)(const TCHAR*, UINT,
LPVOID, UINT,
LPVOID, DWORD);
BOOL (WINAPI *getVolumeNameForVMPProc)(const TCHAR*, TCHAR*, DWORD);
DWORD (WINAPI *getLongPathNameProc)(const TCHAR*, TCHAR*, DWORD);
/*
* These six are for the security sdk to get correct file
* permissions on NT, 2000, XP, etc. On 95,98,ME they are
* always null.
*/
BOOL (WINAPI *getFileSecurityProc)(LPCTSTR lpFileName,
SECURITY_INFORMATION RequestedInformation,
PSECURITY_DESCRIPTOR pSecurityDescriptor,
DWORD nLength,
LPDWORD lpnLengthNeeded);
BOOL (WINAPI *impersonateSelfProc) (SECURITY_IMPERSONATION_LEVEL
ImpersonationLevel);
BOOL (WINAPI *openThreadTokenProc) (HANDLE ThreadHandle,
DWORD DesiredAccess, BOOL OpenAsSelf,
PHANDLE TokenHandle);
BOOL (WINAPI *revertToSelfProc) (void);
void (WINAPI *mapGenericMaskProc) (PDWORD AccessMask,
PGENERIC_MAPPING GenericMapping);
BOOL (WINAPI *accessCheckProc)(PSECURITY_DESCRIPTOR pSecurityDescriptor,
HANDLE ClientToken, DWORD DesiredAccess,
PGENERIC_MAPPING GenericMapping,
PPRIVILEGE_SET PrivilegeSet,
LPDWORD PrivilegeSetLength,
LPDWORD GrantedAccess,
LPBOOL AccessStatus);
/*
* Unicode console support. WriteConsole and ReadConsole
*/
BOOL (WINAPI *readConsoleProc)(
HANDLE hConsoleInput,
LPVOID lpBuffer,
DWORD nNumberOfCharsToRead,
LPDWORD lpNumberOfCharsRead,
LPVOID lpReserved
);
BOOL (WINAPI *writeConsoleProc)(
HANDLE hConsoleOutput,
const void* lpBuffer,
DWORD nNumberOfCharsToWrite,
LPDWORD lpNumberOfCharsWritten,
LPVOID lpReserved
);
BOOL (WINAPI *getUserName)(LPTSTR lpBuffer, LPDWORD lpnSize);
} TclWinProcs;
MODULE_SCOPE TclWinProcs *tclWinProcs;
/*
* Declarations of functions that are not accessible by way of the
* stubs table.
*/
MODULE_SCOPE char TclWinDriveLetterForVolMountPoint(
const WCHAR *mountPoint);
MODULE_SCOPE void TclWinEncodingsCleanup();
MODULE_SCOPE void TclWinInit(HINSTANCE hInst);
MODULE_SCOPE TclFile TclWinMakeFile(HANDLE handle);
MODULE_SCOPE Tcl_Channel TclWinOpenConsoleChannel(HANDLE handle,
char *channelName, int permissions);
MODULE_SCOPE Tcl_Channel TclWinOpenFileChannel(HANDLE handle, char *channelName,
int permissions, int appendMode);
MODULE_SCOPE Tcl_Channel TclWinOpenSerialChannel(HANDLE handle,
char *channelName, int permissions);
MODULE_SCOPE HANDLE TclWinSerialReopen(HANDLE handle, const TCHAR *name,
DWORD access);
MODULE_SCOPE int TclWinSymLinkCopyDirectory(const TCHAR* LinkOriginal,
const TCHAR* LinkCopy);
MODULE_SCOPE int TclWinSymLinkDelete(const TCHAR* LinkOriginal,
int linkOnly);
#if defined(TCL_THREADS) && defined(USE_THREAD_ALLOC)
MODULE_SCOPE void TclWinFreeAllocCache(void);
MODULE_SCOPE void TclFreeAllocCache(void *);
MODULE_SCOPE Tcl_Mutex *TclpNewAllocMutex(void);
MODULE_SCOPE void * TclpGetAllocCache(void);
MODULE_SCOPE void TclpSetAllocCache(void *);
#endif /* TCL_THREADS */
/* Needed by tclWinFile.c and tclWinFCmd.c */
#ifndef FILE_ATTRIBUTE_REPARSE_POINT
#define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400
#endif
#endif /* _TCLWININT */
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