532 lines
14 KiB
C
532 lines
14 KiB
C
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#ifndef _UTILW32_H
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#define _UTILW32_H
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// Redirect Asserts in inline code to seem to fire from this file
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#define szAssertFilename __FILE__
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#ifdef DEBUG
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ERR ErrERRCheck( ERR err );
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#else
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#define ErrERRCheck( err ) ( err )
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#endif
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// Init / Term
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ERR ErrUtilInit(void);
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VOID UtilTerm(void);
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// Miscellaneous
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STATIC INLINE DWORD DwUtilGetLastError( void ) { return GetLastError(); }
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STATIC INLINE ULONG UlUtilGetTickCount( VOID ) { return GetTickCount(); }
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STATIC INLINE QWORD QwUtilPerfCount( VOID )
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{
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QWORDX qwx;
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if ( !QueryPerformanceCounter( (LARGE_INTEGER *) &qwx.qw ) )
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{
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qwx.h = GetTickCount();
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qwx.l = 0;
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}
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return qwx.qw;
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}
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STATIC INLINE QWORD QwUtilPerfCountFrq( VOID )
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{
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QWORDX qwx;
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if ( !QueryPerformanceFrequency( (LARGE_INTEGER *) &qwx.qw ) )
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{
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qwx.h = 1000;
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qwx.l = 0;
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}
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return qwx.qw;
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}
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STATIC INLINE double DblUtilPerfElapsedTime( QWORD qwStartCount )
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{
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return (signed __int64) ( QwUtilPerfCount() - qwStartCount )
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/ (double) (signed __int64) QwUtilPerfCountFrq();
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}
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STATIC INLINE double DblUtilPerfElapsedTime2( QWORD qwStartCount, QWORD qwEndCount )
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{
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return (signed __int64) ( qwEndCount - qwStartCount )
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/ (double) (signed __int64) QwUtilPerfCountFrq();
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}
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CHAR *GetDebugEnvValue( CHAR *szEnvVar );
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ERR ErrUtilCloseHandle( HANDLE hf );
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// for system information such as virtual page size and malloc granularity
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extern SYSTEM_INFO siSystemConfig;
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// Event Logging
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typedef unsigned long MessageId;
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#include "jetmsg.h"
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extern int fNoWriteAssertEvent;
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VOID UtilReportEvent( WORD fwEventType, WORD fwCategory, DWORD IDEvent, WORD cStrings, LPCTSTR *plpszStrings );
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VOID UtilReportEventOfError( WORD fwCategory, DWORD IDEvent, ERR err );
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// Registry Support
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ERR ErrUtilRegInit(void);
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ERR ErrUtilRegTerm(void);
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ERR ErrUtilRegReadConfig(void);
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extern HKEY hkeyHiveRoot;
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ERR ErrUtilRegOpenKeyEx( HKEY hkeyRoot, LPCTSTR lpszSubKey, PHKEY phkResult );
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ERR ErrUtilRegCloseKeyEx( HKEY hkey );
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ERR ErrUtilRegCreateKeyEx( HKEY hkeyRoot,
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LPCTSTR lpszSubKey,
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PHKEY phkResult,
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LPDWORD lpdwDisposition );
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ERR ErrUtilRegDeleteKeyEx( HKEY hkeyRoot, LPCTSTR lpszSubKey );
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ERR ErrUtilRegDeleteValueEx( HKEY hkey, LPTSTR lpszValue );
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ERR ErrUtilRegSetValueEx( HKEY hkey,
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LPCTSTR lpszValue,
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DWORD fdwType,
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CONST BYTE *lpbData,
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DWORD cbData );
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ERR ErrUtilRegQueryValueEx( HKEY hkey,
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LPTSTR lpszValue,
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LPDWORD lpdwType,
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LPBYTE *lplpbData );
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// DLL Support
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STATIC INLINE BOOL FUtilLoadLibrary(const char *pszLibrary, ULONG_PTR *phmod)
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{
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HANDLE hmod;
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hmod = LoadLibrary((LPTSTR) pszLibrary);
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// restore original error mode
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*phmod = (ULONG_PTR) hmod;
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return(hmod != NULL);
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}
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STATIC INLINE PFN PfnUtilGetProcAddress(ULONG_PTR hmod, unsigned ordinal)
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{
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return((PFN) GetProcAddress((HANDLE) hmod, MAKEINTRESOURCE(ordinal)));
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}
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STATIC INLINE void UtilFreeLibrary( unsigned hmod ) { FreeLibrary( LongToHandle(hmod)); }
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// Date and Time
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void UtilGetDateTime(DATESERIAL *pdt);
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void UtilGetDateTime2(_JET_DATETIME *pdt);
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char *SzUtilSerialToDate(JET_DATESERIAL dt);
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// File Operations
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typedef OVERLAPPED OLP;
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ERR ErrUtilCreateDirectory( char *szDirName );
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ERR ErrUtilRemoveDirectory( char *szDirName );
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ERR ErrUtilGetFileAttributes( CHAR *szFileName, BOOL *pfReadOnly );
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ERR ErrUtilFindFirstFile( CHAR *szFind, HANDLE *phandleFind, CHAR *szFound );
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ERR ErrUtilFindNextFile( HANDLE handleFind, CHAR *szFound );
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VOID UtilFindClose( HANDLE handleFind );
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BOOL FUtilFileExists( CHAR *szFilePathName );
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ERR ErrUtilOpenFile( char *szFileName, HANDLE *phf, ULONG ulFileSize, BOOL fReadOnly, BOOL fOverlapped );
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ERR ErrUtilOpenReadFile( char *szFileName, HANDLE *phf );
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ERR ErrUtilDeleteFile( char *szFileName );
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ERR ErrUtilNewSize( HANDLE hf, ULONG ulFileSize, ULONG ulFileSizeHigh, BOOL fOverlapped );
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ERR ErrUtilMove( char *szFrom, char *szTo );
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ERR ErrUtilCopy( char *szFrom, char *szTo, BOOL fFailIfExists );
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ERR ErrUtilReadFile( HANDLE hf, VOID *pvBuf, UINT cbBuf, UINT *pcbRead );
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ERR ErrUtilReadBlock( HANDLE hf, VOID *pvBuf, UINT cbBuf, UINT *pcbRead );
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ERR ErrUtilReadBlockOverlapped( HANDLE hf, VOID *pvBuf, UINT cbBuf,
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DWORD *pcbRead, OLP *polp );
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ERR ErrUtilReadBlockEx( HANDLE hf, VOID *pvBuf, UINT cbBuf, OLP *polp, VOID *pfnCompletion);
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ERR ErrUtilWriteBlock( HANDLE hf, VOID *pvBuf, UINT cbBuf, UINT *pcbWritten );
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ERR ErrUtilWriteBlockOverlapped( HANDLE hf, VOID *pvBuf, UINT cbBuf,
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DWORD *pcbWrite, OLP *polp );
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ERR ErrUtilWriteBlockEx( HANDLE hf, VOID *pvBuf, UINT cbBuf, OLP *polp, VOID *pfnCompletion);
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ERR ErrUtilGetOverlappedResult( HANDLE hf, OLP *polp, UINT *pcb,
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BOOL fWait );
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STATIC INLINE ERR ErrUtilCloseFile( HANDLE hf ) { return ErrUtilCloseHandle( hf ); }
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ERR ErrUtilReadShadowedHeader( CHAR *szFileName, BYTE *pbHeader, INT cbHeader );
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ERR ErrUtilWriteShadowedHeader( CHAR *szFileName, BYTE *pbHeader, INT cbHeader );
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#define ulChecksumMagicNumber 0x89abcdef
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ULONG UlUtilChecksum( const BYTE *pb, INT cb );
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//+api------------------------------------------------------
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//
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// VOID UtilChgFilePtr( HANDLE hf, LONG lRel, LONG *plRelHigh, ULONG ulRef, ULONG *pul )
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// =========================================================
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//
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// Changes file hf pointer to position lRef relative to position :
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//
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// wRef FILE_BEGIN file beginnging
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//
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//----------------------------------------------------------
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STATIC INLINE VOID UtilChgFilePtr( HANDLE hf, LONG lRel, LONG *plRelHigh, ULONG ulRef, ULONG *pul )
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{
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Assert( sizeof(HANDLE) == sizeof(HFILE) );
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*pul = SetFilePointer( (HANDLE)hf, lRel, plRelHigh, ulRef );
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Assert( ulRef != FILE_BEGIN || *pul == (ULONG)lRel );
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return;
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}
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STATIC INLINE ERR ErrUtilGetDiskFreeSpace( char *szRoot,
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ULONG *pSecPerClust,
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ULONG *pcbSec,
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ULONG *pcFreeClust,
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ULONG *pcTotClust )
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{
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if ( GetDiskFreeSpace( szRoot, pSecPerClust, pcbSec, pcFreeClust, pcTotClust ) )
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return JET_errSuccess;
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else
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return ErrERRCheck( JET_errDiskIO );
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}
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VOID UtilDebugBreak();
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// Physical Memory Allocation
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#if defined( DEBUG ) || defined( RFS2 )
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void *SAlloc( unsigned long );
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void OSSFree( void * );
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void *LAlloc( unsigned long, unsigned short );
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void OSLFree( void * );
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STATIC INLINE VOID SFree( void *pv ) { OSSFree( pv ); }
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STATIC INLINE VOID LFree( void *pv ) { OSLFree( pv ); }
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#else // !DEBUG && !RFS2
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#include <stdlib.h>
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STATIC INLINE VOID *SAlloc( ULONG cb ) { return GlobalAlloc( 0, cb ); }
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STATIC INLINE VOID SFree( VOID *pv ) { GlobalFree( pv ); }
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STATIC INLINE VOID *LAlloc( ULONG c, USHORT cb ) { return GlobalAlloc( 0, c * cb ); }
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STATIC INLINE VOID LFree( VOID *pv ) { GlobalFree( pv ); }
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#endif // DEBUG || RFS2
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// Virtual Memory Allocation
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#if defined( DEBUG ) || defined( RFS2 )
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VOID *PvUtilAlloc( ULONG dwSize );
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VOID *PvUtilCommit( VOID *pv, ULONG dwSize );
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VOID UtilFree( VOID *pv );
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VOID UtilDecommit( VOID *pv, ULONG dwSize );
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#else // !DEBUG && !RFS2
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STATIC INLINE VOID *PvUtilAlloc( ULONG dwSize )
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{
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return VirtualAlloc( NULL, dwSize, MEM_RESERVE, PAGE_READWRITE );
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}
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STATIC INLINE VOID *PvUtilCommit( VOID *pv, ULONG ulSize )
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{
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return VirtualAlloc( pv, ulSize, MEM_COMMIT, PAGE_READWRITE );
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}
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STATIC INLINE VOID UtilFree( VOID *pv ) { VirtualFree( pv, 0, MEM_RELEASE ); }
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STATIC INLINE VOID UtilDecommit( VOID *pv, ULONG dwSize ) { VirtualFree( pv, dwSize, MEM_DECOMMIT ); }
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#endif // DEBUG || RFS2
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VOID *PvUtilAllocAndCommit( ULONG dwSize );
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// Critical Sections
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#ifdef SPIN_LOCK
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void UtilEnterNestableCriticalSection(void *pv);
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void UtilLeaveNestableCriticalSection(void *pv);
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void UtilEnterCriticalSection(void *pv);
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void UtilLeaveCriticalSection(void *pv);
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ERR ErrUtilInitializeCriticalSection(void **ppv);
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void UtilDeleteCriticalSection(void *pv);
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#else // !SPIN_LOCK
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#ifdef DEBUG
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void UtilEnterNestableCriticalSection(void *pv);
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void UtilLeaveNestableCriticalSection(void *pv);
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void UtilEnterCriticalSection(void *pv);
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void UtilLeaveCriticalSection(void *pv);
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ERR ErrUtilInitializeCriticalSection(void **ppv);
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void UtilDeleteCriticalSection(void *pv);
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#else // !DEBUG
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STATIC INLINE ERR ErrUtilInitializeCriticalSection(void **ppv)
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{
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if ( !( *ppv = SAlloc( sizeof( CRITICAL_SECTION ) ) ) )
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return ErrERRCheck( JET_errOutOfMemory );
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InitializeCriticalSection( (LPCRITICAL_SECTION) *ppv );
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return JET_errSuccess;
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}
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STATIC INLINE VOID UtilDeleteCriticalSection(void *pv)
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{
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DeleteCriticalSection( (LPCRITICAL_SECTION) pv );
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SFree( pv );
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}
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STATIC INLINE VOID UtilEnterCriticalSection(void *pv)
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{
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EnterCriticalSection( (LPCRITICAL_SECTION) pv );
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}
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STATIC INLINE VOID UtilLeaveCriticalSection(void *pv)
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{
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LeaveCriticalSection( (LPCRITICAL_SECTION) pv );
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}
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STATIC INLINE VOID UtilEnterNestableCriticalSection( void *pv ) { UtilEnterCriticalSection( pv ); }
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STATIC INLINE VOID UtilLeaveNestableCriticalSection( void *pv ) { UtilLeaveCriticalSection( pv ); }
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#endif // !DEBUG
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#endif // !SPIN_LOCK
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#ifdef RETAIL
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#define UtilAssertCrit( pv ) 0
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#define UtilAssertNotInCrit( pv ) 0
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#define UtilHoldCriticalSection( pv ) 0
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#define UtilReleaseCriticalSection( pv ) 0
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#else // !RETAIL
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void UtilAssertCrit(void *pv);
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void UtilAssertNotInCrit(void *pv);
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void UtilHoldCriticalSection(void *pv);
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void UtilReleaseCriticalSection(void *pv);
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#endif // !RETAIL
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// Signals
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typedef HANDLE SIG;
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#define sigNil ( (SIG) 0 )
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STATIC INLINE ERR ErrUtilSignalCreate( void **ppv, const char *szSig )
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{
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*((SIG *) ppv) = CreateEvent( NULL, fTrue, fFalse, szSig );
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return ( *ppv == sigNil ) ? ErrERRCheck( JET_errOutOfMemory ) : JET_errSuccess;
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}
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STATIC INLINE ERR ErrUtilSignalCreateAutoReset( void **ppv, const char *szSig )
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{
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*((SIG *) ppv) = CreateEvent( NULL, fFalse, fFalse, szSig );
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return ( *ppv == sigNil ) ? ErrERRCheck( JET_errOutOfMemory ) : JET_errSuccess;
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}
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STATIC INLINE void UtilSignalReset( void *pv )
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{
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BOOL rc;
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rc = ResetEvent( (SIG) pv );
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Assert( rc != FALSE );
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}
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STATIC INLINE void UtilSignalSend( void *pv )
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{
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BOOL rc;
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rc = SetEvent( (SIG) pv );
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Assert( rc != FALSE );
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}
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STATIC INLINE DWORD UtilSignalWait( void *pv, long lTimeOut )
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{
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DWORD rc;
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UtilAssertNotInCrit( critJet );
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rc = WaitForSingleObject( (SIG) pv, lTimeOut < 0 ? -1L : lTimeOut );
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return rc;
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}
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STATIC INLINE DWORD UtilSignalWaitEx( void *pv, long lTimeOut, BOOL fAlertable )
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{
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DWORD rc;
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UtilAssertNotInCrit( critJet );
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|
|
rc = WaitForSingleObjectEx( (SIG) pv, lTimeOut < 0 ? -1L : lTimeOut, fAlertable );
|
||
|
|
return rc;
|
||
|
|
}
|
||
|
|
|
||
|
|
STATIC INLINE void UtilMultipleSignalWait( int csig, void *pv, BOOL fWaitAll, long lTimeOut )
|
||
|
|
{
|
||
|
|
DWORD rc;
|
||
|
|
UtilAssertNotInCrit( critJet );
|
||
|
|
rc = WaitForMultipleObjects( csig, (SIG*) pv, fWaitAll, lTimeOut < 0 ? -1L : lTimeOut );
|
||
|
|
}
|
||
|
|
|
||
|
|
void UtilCloseSignal(void *pv);
|
||
|
|
|
||
|
|
|
||
|
|
// Semaphore
|
||
|
|
|
||
|
|
typedef HANDLE SEM;
|
||
|
|
|
||
|
|
#define semNil ( (SEM) 0 )
|
||
|
|
|
||
|
|
STATIC INLINE ERR ErrUtilSemaphoreCreate( SEM *psem, LONG lInitialCount, LONG lMaximumCount )
|
||
|
|
{
|
||
|
|
*psem = ( SEM ) CreateSemaphore( NULL, lInitialCount, lMaximumCount, NULL );
|
||
|
|
return ( *psem == semNil ) ? ErrERRCheck( JET_errOutOfMemory ) : JET_errSuccess;
|
||
|
|
}
|
||
|
|
|
||
|
|
STATIC INLINE DWORD UtilSemaphoreWait( SEM sem, long lTimeOut )
|
||
|
|
{
|
||
|
|
DWORD rc;
|
||
|
|
rc = WaitForSingleObject( (HANDLE) sem, lTimeOut < 0 ? -1L : lTimeOut );
|
||
|
|
return rc;
|
||
|
|
}
|
||
|
|
|
||
|
|
STATIC INLINE DWORD UtilSemaphoreRelease( SEM sem, LONG cReleaseCount )
|
||
|
|
{
|
||
|
|
DWORD rc;
|
||
|
|
rc = ReleaseSemaphore( (HANDLE) sem, cReleaseCount, NULL );
|
||
|
|
Assert( rc != 0 );
|
||
|
|
return rc;
|
||
|
|
}
|
||
|
|
|
||
|
|
void UtilCloseSemaphore(void *pv);
|
||
|
|
|
||
|
|
|
||
|
|
// Threads and Processes
|
||
|
|
#define cmsecSleepMax (60*1000)
|
||
|
|
VOID UtilSleepEx( ULONG ulTime, BOOL fAlert );
|
||
|
|
VOID UtilSleep( ULONG ulTime );
|
||
|
|
|
||
|
|
ERR ErrUtilCreateThread( ULONG (*pulfn)(), ULONG cbStack, LONG lThreadPriority, HANDLE *phandle );
|
||
|
|
ULONG UtilEndThread( HANDLE hThread, SIG sigEnd );
|
||
|
|
#define lThreadPriorityNormal 0
|
||
|
|
#define lThreadPriorityHigh 1
|
||
|
|
void UtilSetThreadPriority( HANDLE hThread, LONG lThreadPriority );
|
||
|
|
|
||
|
|
STATIC INLINE HANDLE UtilGetCurrentTask( VOID ) { return LongToHandle(GetCurrentProcessId()); }
|
||
|
|
STATIC INLINE DWORD DwUtilGetCurrentThreadId( VOID ) { return GetCurrentThreadId(); }
|
||
|
|
|
||
|
|
// text normalization
|
||
|
|
|
||
|
|
ERR ErrUtilCheckLangid( LANGID *plangid );
|
||
|
|
VOID UtilNormText( char *rgchText, INT cchText, BYTE *rgchNorm, INT cbNorm, INT *pbNorm );
|
||
|
|
ERR ErrUtilNormText(
|
||
|
|
const BYTE *pbField,
|
||
|
|
INT cbField,
|
||
|
|
INT cbKeyBufLeft,
|
||
|
|
BYTE *pbSeg,
|
||
|
|
INT *pcbSeg );
|
||
|
|
|
||
|
|
#define BINARY_NAMES 1
|
||
|
|
#ifdef BINARY_NAMES
|
||
|
|
#define UtilCmpName( sz1, sz2 ) \
|
||
|
|
( _stricmp( sz1, sz2 ) )
|
||
|
|
#define UtilStringCompare( pb1, cb1, pb2, cb2, sort, plResult ) \
|
||
|
|
{ \
|
||
|
|
*plResult = strncmp( pb1, pb2, min( cb1, cb2 ) ); \
|
||
|
|
if ( !*plResult ) \
|
||
|
|
*plResult = cb1 > cb2; \
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
INT UtilCmpName( const char *sz1, const char *sz2 );
|
||
|
|
VOID UtilStringCompare( char *pb1, unsigned long cb1,
|
||
|
|
char *pb2, unsigned long cb2, unsigned long sort,
|
||
|
|
long *plResult );
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// Unicode Support
|
||
|
|
|
||
|
|
ERR ErrUtilMapString(LANGID langid, BYTE *pbField, INT cbField, BYTE *rgbSeg,
|
||
|
|
int cbBufLeft, int *cbSeg);
|
||
|
|
ERR ErrUtilWideCharToMultiByte(LPCWSTR lpcwStr, LPSTR *lplpOutStr);
|
||
|
|
|
||
|
|
|
||
|
|
// RFS functions
|
||
|
|
|
||
|
|
#ifdef RFS2
|
||
|
|
int UtilRFSAlloc( const char *szType, int Type );
|
||
|
|
int UtilRFSLog(const char *szType,int fPermitscritted);
|
||
|
|
void UtilRFSLogJETCall(const char *szFunc,ERR err,const char *szFile,unsigned Line);
|
||
|
|
void UtilRFSLogJETErr(ERR err,const char *szLabel,const char *szFile,unsigned szLine);
|
||
|
|
#endif /* RFS2 */
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
** UtilInterlockedIncrement and UtilInterlockedDecrement are wrapper functions
|
||
|
|
** to increment or decrement a value in a thread-safe manner.
|
||
|
|
**
|
||
|
|
** Return values are:
|
||
|
|
**
|
||
|
|
** > 0 if resulting value > 0
|
||
|
|
** = 0 if resulting value = 0
|
||
|
|
** < 0 if resulting value < 0
|
||
|
|
**
|
||
|
|
** Note that the return value isn't necessary the resulting value; it may be
|
||
|
|
** different than the resulting value, but sign is guarenteed to be the same.
|
||
|
|
*/
|
||
|
|
|
||
|
|
STATIC INLINE long UtilInterlockedIncrement( long *lpValue )
|
||
|
|
{
|
||
|
|
return InterlockedIncrement( lpValue );
|
||
|
|
}
|
||
|
|
|
||
|
|
STATIC INLINE long UtilInterlockedDecrement( long *lpValue )
|
||
|
|
{
|
||
|
|
return InterlockedDecrement( lpValue );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
** UtilInterlockedExchange is a wrapper function to assign a value to a
|
||
|
|
** variable in a thread-safe manner.
|
||
|
|
**
|
||
|
|
** This function returns the prior value of the variable (before the
|
||
|
|
** assignment was done).
|
||
|
|
*/
|
||
|
|
|
||
|
|
STATIC INLINE long UtilInterlockedExchange( long *lpValue1, long lValue2 )
|
||
|
|
{
|
||
|
|
return InterlockedExchange( lpValue1, lValue2 );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Debug output
|
||
|
|
|
||
|
|
#ifdef DEBUG
|
||
|
|
extern void * critDBGPrint;
|
||
|
|
VOID JET_API DBGFPrintF( char *sz );
|
||
|
|
void VARARG DebugWriteString(BOOL fHeader, const char *szFormat, ...);
|
||
|
|
#else
|
||
|
|
#define DBGFPrintF( sz ) 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void UtilPerfDumpStats(char *szText);
|
||
|
|
|
||
|
|
// End Assert redirection
|
||
|
|
|
||
|
|
#undef szAssertFilename
|
||
|
|
|
||
|
|
#endif // _UTILW32_H
|