/* NOTE: Caller must free the pointer, if not NULL */
char * hb_fsLinkRead( const char * pszFile )
{
char * pszLink = NULL;
if( pszFile )
{
hb_vmUnlock();
#if defined( HB_OS_WIN ) && ! defined( HB_OS_WIN_CE )
{
typedef DWORD ( WINAPI * _HB_GETFINALPATHNAMEBYHANDLE )( HANDLE, LPTSTR, DWORD, DWORD );
static _HB_GETFINALPATHNAMEBYHANDLE s_pGetFinalPathNameByHandle = NULL;
#ifndef VOLUME_NAME_DOS
#define VOLUME_NAME_DOS 0x0
#endif
#ifndef VOLUME_NAME_GUID
#define VOLUME_NAME_GUID 0x1
#endif
#ifndef VOLUME_NAME_NT
#define VOLUME_NAME_NT 0x2
#endif
#ifndef VOLUME_NAME_NONE
#define VOLUME_NAME_NONE 0x4
#endif
#ifndef FILE_NAME_NORMALIZED
#define FILE_NAME_NORMALIZED 0x0
#endif
#ifndef FILE_NAME_OPENED
#define FILE_NAME_OPENED 0x8
#endif
if( ! s_pGetFinalPathNameByHandle )
{
HMODULE hModule = GetModuleHandle( TEXT( "kernel32.dll" ) );
if( hModule )
s_pGetFinalPathNameByHandle = ( _HB_GETFINALPATHNAMEBYHANDLE )
HB_WINAPI_GETPROCADDRESST( hModule, "GetFinalPathNameByHandle" );
}
if( s_pGetFinalPathNameByHandle )
{
LPCTSTR lpFileName;
LPTSTR lpFileNameFree;
HANDLE hFile;
DWORD dwAttr;
HB_BOOL fDir;
lpFileName = HB_FSNAMECONV( pszFile, &lpFileNameFree );
dwAttr = GetFileAttributes( lpFileName );
fDir = ( dwAttr != INVALID_FILE_ATTRIBUTES ) &&
( dwAttr & FILE_ATTRIBUTE_DIRECTORY );
hFile = CreateFile( lpFileName,
GENERIC_READ,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
fDir ? ( FILE_ATTRIBUTE_DIRECTORY | FILE_FLAG_BACKUP_SEMANTICS ) : FILE_ATTRIBUTE_NORMAL,
NULL );
if( hFile == INVALID_HANDLE_VALUE )
hb_fsSetIOError( HB_FALSE, 0 );
else
{
DWORD size;
TCHAR lpLink[ HB_PATH_MAX ];
size = s_pGetFinalPathNameByHandle( hFile, lpLink, HB_PATH_MAX, VOLUME_NAME_DOS );
if( size < HB_PATH_MAX )
{
if( size > 0 )
{
lpLink[ size ] = TEXT( '\0' );
pszLink = HB_OSSTRDUP( lpLink );
}
hb_fsSetIOError( HB_TRUE, 0 );
}
else
hb_fsSetError( 9 );
}
if( lpFileNameFree )
hb_xfree( lpFileNameFree );
}
else
hb_fsSetError( 1 );
}
#elif defined( HB_OS_UNIX )
{
char * pszFileFree;
size_t size;
pszFile = hb_fsNameConv( pszFile, &pszFileFree );
pszLink = ( char * ) hb_xgrab( HB_PATH_MAX + 1 );
size = readlink( pszFile, pszLink, HB_PATH_MAX );
hb_fsSetIOError( size != ( size_t ) -1, 0 );
if( size == ( size_t ) -1 )
{
hb_xfree( pszLink );
pszLink = NULL;
}
else
{
pszLink[ size ] = '\0';
/* Convert from OS codepage */
pszLink = ( char * ) HB_UNCONST( hb_osDecodeCP( pszLink, NULL, NULL ) );
}
if( pszFileFree )
hb_xfree( pszFileFree );
}
#else
{
hb_fsSetError( 1 );
}
#endif
hb_vmLock();
}
else
hb_fsSetError( 2 );
return pszLink;
}
static HB_BOOL hb_fsFindNextLow( PHB_FFIND ffind )
{
HB_BOOL bFound;
int iYear = 0;
int iMonth = 0;
int iDay = 0;
int iHour = 0;
int iMin = 0;
int iSec = 0;
int iMSec = 0;
HB_FATTR raw_attr = 0, nAttr = 0;
/* Set the default values in case some platforms don't
support some of these, or they may fail on them. */
ffind->szName[ 0 ] = '\0';
ffind->size = 0;
/* Do platform dependant first/next search */
hb_vmUnlock();
#if defined( HB_OS_DOS )
{
PHB_FFIND_INFO info = ( PHB_FFIND_INFO ) ffind->info;
/* Handling HB_FA_LABEL doesn't need any special tricks
under the MS-DOS platform. */
if( ffind->bFirst )
{
ffind->bFirst = HB_FALSE;
/* tzset(); */
#if defined( __WATCOMC__ )
bFound = ( _dos_findfirst( ffind->pszFileMask, ( HB_USHORT ) hb_fsAttrToRaw( ffind->attrmask ), &info->entry ) == 0 );
#else
bFound = ( findfirst( ffind->pszFileMask, &info->entry, ( HB_USHORT ) hb_fsAttrToRaw( ffind->attrmask ) ) == 0 );
#endif
}
else
{
#if defined( __WATCOMC__ )
bFound = ( _dos_findnext( &info->entry ) == 0 );
#else
bFound = ( findnext( &info->entry ) == 0 );
#endif
}
/* Fill Harbour found file info */
if( bFound )
{
hb_strncpy( ffind->szName, info->entry.ff_name, sizeof( ffind->szName ) - 1 );
ffind->size = info->entry.ff_fsize;
raw_attr = info->entry.ff_attrib;
{
time_t ftime;
struct tm * ft;
struct stat sStat;
stat( info->entry.ff_name, &sStat );
ftime = sStat.st_mtime;
ft = localtime( &ftime );
iYear = ft->tm_year + 1900;
iMonth = ft->tm_mon + 1;
iDay = ft->tm_mday;
iHour = ft->tm_hour;
iMin = ft->tm_min;
iSec = ft->tm_sec;
}
}
hb_fsSetIOError( bFound, 0 );
}
#elif defined( HB_OS_OS2 )
{
#define HB_OS2_DIRCNT 16
PHB_FFIND_INFO info = ( PHB_FFIND_INFO ) ffind->info;
APIRET ret = NO_ERROR;
/* TODO: HB_FA_LABEL handling */
if( ffind->bFirst )
{
ffind->bFirst = HB_FALSE;
info->isWSeB = hb_isWSeB();
info->findSize = sizeof( FILEFINDBUF3L );
if( info->findSize & 0x07 )
info->findSize += 0x08 - ( info->findSize & 0x07 );
info->findSize *= HB_OS2_DIRCNT;
if( info->findSize > 0xF000 )
info->findSize = 0xF000;
info->findInitCnt = ! info->isWSeB ? info->findSize / 32 : HB_OS2_DIRCNT;
info->hFindFile = HDIR_CREATE;
info->findCount = info->findInitCnt;
ret = DosAllocMem( &info->entry, info->findSize, OBJ_TILE | PAG_COMMIT | PAG_WRITE );
if( ret == NO_ERROR )
{
ret = DosFindFirst( ( PCSZ ) ffind->pszFileMask,
&info->hFindFile,
( ULONG ) hb_fsAttrToRaw( ffind->attrmask ),
info->entry,
info->findSize,
&info->findCount,
FIL_STANDARDL );
bFound = ret == NO_ERROR && info->findCount > 0;
if( bFound )
info->next = info->entry;
}
else
{
info->entry = NULL;
bFound = HB_FALSE;
}
}
else if( info->findCount == 0 )
{
info->findCount = info->findInitCnt;
ret = DosFindNext( info->hFindFile,
info->entry,
info->findSize,
&info->findCount );
bFound = ret == NO_ERROR && info->findCount > 0;
if( bFound )
info->next = info->entry;
}
else
bFound = HB_TRUE;
if( bFound )
{
ULONG oNextEntryOffset;
if( info->isWSeB )
{
PFILEFINDBUF3L pFFB = ( PFILEFINDBUF3L ) info->next;
hb_strncpy( ffind->szName, pFFB->achName, sizeof( ffind->szName ) - 1 );
ffind->size = ( HB_FOFFSET ) pFFB->cbFile;
raw_attr = pFFB->attrFile;
iYear = pFFB->fdateLastWrite.year + 1980;
iMonth = pFFB->fdateLastWrite.month;
iDay = pFFB->fdateLastWrite.day;
iHour = pFFB->ftimeLastWrite.hours;
iMin = pFFB->ftimeLastWrite.minutes;
iSec = pFFB->ftimeLastWrite.twosecs * 2;
oNextEntryOffset = pFFB->oNextEntryOffset;
}
else
{
PFILEFINDBUF3 pFFB = ( PFILEFINDBUF3 ) info->next;
hb_strncpy( ffind->szName, pFFB->achName, sizeof( ffind->szName ) - 1 );
ffind->size = ( HB_FOFFSET ) pFFB->cbFile;
raw_attr = pFFB->attrFile;
iYear = pFFB->fdateLastWrite.year + 1980;
iMonth = pFFB->fdateLastWrite.month;
iDay = pFFB->fdateLastWrite.day;
iHour = pFFB->ftimeLastWrite.hours;
iMin = pFFB->ftimeLastWrite.minutes;
iSec = pFFB->ftimeLastWrite.twosecs * 2;
oNextEntryOffset = pFFB->oNextEntryOffset;
}
if( oNextEntryOffset > 0 )
{
info->next = ( char * ) info->next + oNextEntryOffset;
info->findCount--;
}
else
info->findCount = 0;
}
hb_fsSetError( ( HB_ERRCODE ) ret );
}
#elif defined( HB_OS_WIN )
{
PHB_FFIND_INFO info = ( PHB_FFIND_INFO ) ffind->info;
bFound = HB_FALSE;
#if ! defined( HB_OS_WIN_CE )
if( ( ffind->attrmask & HB_FA_LABEL ) != 0 && ! info->fLabelDone )
{
TCHAR lpVolName[ HB_PATH_MAX ];
LPTSTR lpFileMask = NULL;
char * mask = NULL;
info->fLabelDone = HB_TRUE;
if( ffind->pszFileMask && *ffind->pszFileMask )
{
PHB_FNAME pFileName = hb_fsFNameSplit( ffind->pszFileMask );
if( pFileName->szName && pFileName->szName[ 0 ] )
mask = hb_strdup( pFileName->szName );
if( pFileName->szPath && pFileName->szPath[ 0 ] &&
( pFileName->szPath[ 1 ] ||
pFileName->szPath[ 0 ] != HB_OS_PATH_DELIM_CHR ) )
lpFileMask = HB_CHARDUP( pFileName->szPath );
hb_xfree( pFileName );
}
bFound = GetVolumeInformation( lpFileMask, lpVolName,
HB_SIZEOFARRAY( lpVolName ),
NULL, NULL, NULL, NULL, 0 ) != 0;
if( bFound )
{
HB_OSSTRDUP2( lpVolName, ffind->szName, sizeof( ffind->szName ) - 1 );
if( mask && *mask && ! hb_strMatchFile( ffind->szName, mask ) )
{
ffind->szName[ 0 ] = '\0';
bFound = HB_FALSE;
}
}
if( lpFileMask )
hb_xfree( lpFileMask );
if( mask )
hb_xfree( mask );
}
#endif
if( ! bFound &&
( ffind->attrmask & ( HB_FA_LABEL | HB_FA_HIDDEN | HB_FA_SYSTEM |
HB_FA_DIRECTORY ) ) != HB_FA_LABEL )
{
if( ffind->bFirst )
{
LPTSTR lpFileMask = HB_CHARDUP( ffind->pszFileMask );
ffind->bFirst = HB_FALSE;
info->dwAttr = ( DWORD ) hb_fsAttrToRaw( ffind->attrmask );
info->hFindFile = FindFirstFile( lpFileMask, &info->pFindFileData );
hb_xfree( lpFileMask );
if( ( info->hFindFile != INVALID_HANDLE_VALUE ) && _HB_WIN_MATCH() )
bFound = HB_TRUE;
}
if( ! bFound && info->hFindFile != INVALID_HANDLE_VALUE )
{
while( FindNextFile( info->hFindFile, &info->pFindFileData ) )
{
if( _HB_WIN_MATCH() )
{
bFound = HB_TRUE;
break;
}
}
}
/* Fill Harbour found file info */
if( bFound )
{
HB_OSSTRDUP2( info->pFindFileData.cFileName, ffind->szName, sizeof( ffind->szName ) - 1 );
if( info->pFindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
ffind->size = 0;
else
{
#if defined( __XCC__ ) || ( defined( __POCC__ ) && __POCC__ >= 500 )
/* NOTE: PellesC 5.00.1 will go into an infinite loop if we don't
split this into two operations. [vszakats] */
ffind->size = ( HB_FOFFSET ) info->pFindFileData.nFileSizeLow;
ffind->size += ( HB_FOFFSET ) info->pFindFileData.nFileSizeHigh << 32;
#else
ffind->size = ( HB_FOFFSET ) info->pFindFileData.nFileSizeLow +
( ( HB_FOFFSET ) info->pFindFileData.nFileSizeHigh << 32 );
#endif
}
raw_attr = ( HB_FATTR ) info->pFindFileData.dwFileAttributes;
/* NOTE: One of these may fail when searching on an UNC path, I
don't know yet what's the reason. [vszakats] */
{
FILETIME ft;
SYSTEMTIME time;
if( FileTimeToLocalFileTime( &info->pFindFileData.ftLastWriteTime, &ft ) &&
FileTimeToSystemTime( &ft, &time ) )
{
iYear = time.wYear;
iMonth = time.wMonth;
iDay = time.wDay;
iHour = time.wHour;
iMin = time.wMinute;
iSec = time.wSecond;
iMSec = time.wMilliseconds;
}
}
}
}
hb_fsSetIOError( bFound, 0 );
}
#elif defined( HB_OS_UNIX )
{
PHB_FFIND_INFO info = ( PHB_FFIND_INFO ) ffind->info;
char dirname[ HB_PATH_MAX ];
bFound = HB_FALSE;
/* TODO: HB_FA_LABEL handling */
if( ffind->bFirst )
{
char * pos;
ffind->bFirst = HB_FALSE;
hb_strncpy( dirname, ffind->pszFileMask, sizeof( dirname ) - 1 );
pos = strrchr( dirname, HB_OS_PATH_DELIM_CHR );
if( pos )
{
hb_strncpy( info->pattern, pos + 1, sizeof( info->pattern ) - 1 );
*( pos + 1 ) = '\0';
}
else
{
hb_strncpy( info->pattern, dirname, sizeof( info->pattern ) - 1 );
dirname[ 0 ] = '.';
dirname[ 1 ] = HB_OS_PATH_DELIM_CHR;
dirname[ 2 ] = '\0';
}
/* tzset(); */
info->dir = opendir( dirname );
hb_strncpy( info->path, dirname, sizeof( info->path ) - 1 );
}
if( info->dir && info->pattern[ 0 ] != '\0' )
{
while( ( info->entry = readdir( info->dir ) ) != NULL )
{
if( hb_strMatchFile( info->entry->d_name, info->pattern ) )
{
bFound = HB_TRUE;
break;
}
}
}
/* Fill Harbour found file info */
if( bFound )
{
hb_strncpy( dirname, info->path, sizeof( dirname ) - 1 );
hb_strncat( dirname, info->entry->d_name, sizeof( dirname ) - 1 );
{
time_t ftime;
struct tm lt;
#if defined( HB_USE_LARGEFILE64 )
struct stat64 sStat, sStatL;
if( lstat64( dirname, &sStat ) == 0 )
{
if( S_ISLNK( sStat.st_mode ) && ( ffind->attrmask & HB_FA_LINK ) == 0 )
{
if( stat64( dirname, &sStatL ) == 0 )
memcpy( &sStat, &sStatL, sizeof( sStat ) );
nAttr |= HB_FA_LINK;
}
#else
struct stat sStat, sStatL;
if( lstat( dirname, &sStat ) == 0 )
{
if( S_ISLNK( sStat.st_mode ) && ( ffind->attrmask & HB_FA_LINK ) == 0 )
{
if( stat( dirname, &sStatL ) == 0 )
memcpy( &sStat, &sStatL, sizeof( sStat ) );
nAttr |= HB_FA_LINK;
}
#endif
hb_strncpy( ffind->szName, info->entry->d_name, sizeof( ffind->szName ) - 1 );
ffind->size = sStat.st_size;
raw_attr = sStat.st_mode;
ftime = sStat.st_mtime;
# if defined( HB_HAS_LOCALTIME_R )
localtime_r( &ftime, < );
# else
lt = *localtime( &ftime );
# endif
iYear = lt.tm_year + 1900;
iMonth = lt.tm_mon + 1;
iDay = lt.tm_mday;
iHour = lt.tm_hour;
iMin = lt.tm_min;
iSec = lt.tm_sec;
# if defined( HB_OS_LINUX ) && \
defined( __GLIBC__ ) && defined( __GLIBC_MINOR__ ) && \
( __GLIBC__ > 2 || ( __GLIBC__ == 2 && __GLIBC_MINOR__ >= 6 ) )
# if defined( _BSD_SOURCE ) || defined( _SVID_SOURCE ) || \
( __GLIBC_MINOR__ >= 12 && \
( ( defined( _POSIX_C_SOURCE ) || _POSIX_C_SOURCE >= 200809L ) || \
( defined( _XOPEN_SOURCE ) || _XOPEN_SOURCE >= 700 ) ) )
iMSec = sStat.st_mtim.tv_nsec / 1000000;
# else
iMSec = sStat.st_mtimensec / 1000000;
# endif
# endif
}
else
bFound = HB_FALSE;
}
}
hb_fsSetIOError( bFound, 0 );
}
#else
{
int iTODO; /* TODO: for given platform */
/* HB_SYMBOL_UNUSED( ffind ); */
HB_SYMBOL_UNUSED( iYear );
HB_SYMBOL_UNUSED( iMonth );
HB_SYMBOL_UNUSED( iDay );
HB_SYMBOL_UNUSED( iHour );
HB_SYMBOL_UNUSED( iMin );
HB_SYMBOL_UNUSED( iSec );
HB_SYMBOL_UNUSED( iMSec );
HB_SYMBOL_UNUSED( raw_attr );
bFound = HB_FALSE;
hb_fsSetIOError( bFound, 0 );
}
#endif
/* Fill common Harbour found file info */
if( bFound )
{
/* Do the conversions common for all platforms */
ffind->szName[ sizeof( ffind->szName ) - 1 ] = '\0';
#if ! defined( HB_OS_WIN )
/* Convert from OS codepage */
{
char * pszFree = NULL;
HB_SIZE nSize = sizeof( ffind->szName );
const char * pszResult = hb_osDecodeCP( ffind->szName, &pszFree, &nSize );
if( pszFree )
{
hb_strncpy( ffind->szName, pszResult, sizeof( ffind->szName ) - 1 );
hb_xfree( pszFree );
}
}
#endif
ffind->attr = hb_fsAttrFromRaw( raw_attr ) | nAttr;
ffind->lDate = hb_dateEncode( iYear, iMonth, iDay );
ffind->lTime = hb_timeEncode( iHour, iMin, iSec, iMSec );
hb_dateStrPut( ffind->szDate, iYear, iMonth, iDay );
ffind->szDate[ 8 ] = '\0';
hb_snprintf( ffind->szTime, sizeof( ffind->szTime ), "%02d:%02d:%02d", iHour, iMin, iSec );
}
hb_vmLock();
return bFound;
}
PHB_FFIND hb_fsFindFirst( const char * pszFileMask, HB_FATTR attrmask )
{
PHB_FFIND ffind = ( PHB_FFIND ) hb_xgrabz( sizeof( HB_FFIND ) );
/* Allocate platform dependent file find info storage */
ffind->info = ( void * ) hb_xgrabz( sizeof( HB_FFIND_INFO ) );
/* Store search parameters */
#if defined( HB_OS_WIN )
ffind->pszFileMask = pszFileMask;
#else
/* Convert to OS codepage */
ffind->pszFileMask = hb_fsNameConv( pszFileMask, &ffind->pszFree );
#endif
ffind->attrmask = attrmask;
ffind->bFirst = HB_TRUE;
/* Find first/next matching file */
if( hb_fsFindNext( ffind ) )
return ffind;
/* If no file found at all, free stuff allocated so far and return NULL. */
hb_fsFindClose( ffind );
return NULL;
}
