static OSErr PreflightFileCopySpace(short srcVRefNum,
long srcDirID,
ConstStr255Param srcName,
ConstStr255Param dstVolName,
short dstVRefNum,
Boolean *spaceOK)
{
UniversalFMPB pb;
OSErr error;
unsigned long dstFreeBlocks;
unsigned long dstBlksPerAllocBlk;
unsigned long srcDataBlks;
unsigned long srcResourceBlks;
error = XGetVolumeInfoNoName(dstVolName, dstVRefNum, &pb.xPB);
if ( error == noErr )
{
/* get allocation block size (always multiple of 512) and divide by 512
to get number of 512-byte blocks per allocation block */
dstBlksPerAllocBlk = ((unsigned long)pb.xPB.ioVAlBlkSiz >> 9);
/* Convert freeBytes to free disk blocks (512-byte blocks) */
dstFreeBlocks = U32SetU(U64ShiftRight(pb.xPB.ioVFreeBytes, 9));
/* Now, get the size of the file's data resource forks */
pb.hPB.fileParam.ioNamePtr = (StringPtr)srcName;
pb.hPB.fileParam.ioVRefNum = srcVRefNum;
pb.hPB.fileParam.ioFVersNum = 0;
pb.hPB.fileParam.ioDirID = srcDirID;
pb.hPB.fileParam.ioFDirIndex = 0;
error = PBHGetFInfoSync(&pb.hPB);
if ( error == noErr )
{
/* Since space on Mac OS disks is always allocated in allocation blocks, */
/* this code takes into account rounding up to the end of an allocation block. */
/* get number of 512-byte blocks needed for data fork */
if ( ((unsigned long)pb.hPB.fileParam.ioFlLgLen & 0x000001ff) != 0 )
{
srcDataBlks = ((unsigned long)pb.hPB.fileParam.ioFlLgLen >> 9) + 1;
}
else
{
NCSError NCSRemoveDir( const char *pDirName)
{
#ifdef LINUX
if(rmdir(pDirName) == 0) {
#elif defined(_WIN32_WCE)
if(RemoveDirectory(OS_STRING(pDirName)) != 0) {
#else
if(rmdir(pDirName) == 0) {
#endif
return(NCS_SUCCESS);
} else {
return(NCS_FILEIO_ERROR);
}
}
/*
** Seek to given position
*/
INT64 NCSFileSeekNative(NCS_FILE_HANDLE hFile,
INT64 nOffset,
NCS_FILE_ORIGIN origin)
{
#if defined WIN32
LARGE_INTEGER li;
li.QuadPart = nOffset;
li.LowPart = SetFilePointer(hFile, // file handle
li.LowPart, // low 32 bits
&li.HighPart, // high 32 bits
origin); // relative to start of file
if( li.LowPart == 0xFFFFFFFF && GetLastError() != NO_ERROR )
return( -1 );
else
return( li.QuadPart );
#elif defined PALM
switch(origin) {
case NCS_FILE_SEEK_START:
hFile->iOffset = nOffset;
break;
case NCS_FILE_SEEK_CURRENT:
hFile->iOffset += nOffset;
break;
case NCS_FILE_SEEK_END:
hFile->iOffset = hFile->nDBSize + nOffset - 1;
}
return(hFile->iOffset);
#elif defined MACINTOSH
UINT32 myOffset;
int result;
myOffset = U32SetU(nOffset);
if(!myOffset) result = 0;
result = SetFPos((short)hFile, fsFromStart, myOffset);
if(!result) return myOffset;
else return (0);
#elif defined SOLARIS
return (INT64) llseek(hFile, (offset_t)nOffset, origin);
#elif defined LINUX
return (INT64) lseek64(hFile, (__off64_t)nOffset, origin);
#elif defined HPUX
return (INT64) lseek64(hFile, (off64_t)nOffset, origin);
#elif defined IRIX
return (INT64) lseek64(hFile, (off64_t)nOffset, origin);
#elif defined MACOSX
return (INT64) lseek(hFile, nOffset, origin);
#endif
}
/*
** Get current file position
*/
INT64 NCSFileTellNative(NCS_FILE_HANDLE hFile)
{
#if defined WIN32
LARGE_INTEGER li;
li.QuadPart = 0;
li.LowPart = SetFilePointer(hFile, // file handle
li.LowPart, // low 32 bits
&li.HighPart, // high 32 bits
FILE_CURRENT); // relative to present position
if( li.LowPart == 0xFFFFFFFF && GetLastError() != NO_ERROR )
return(-1);
else
return(li.QuadPart);
#elif defined MACINTOSH
long myOffset;
OSErr result;
result = GetFPos((short)hFile, &myOffset);
if (result==noErr)
return ((INT64)myOffset);
else
return ((INT64)-1);
#elif defined PALM
return(hFile->iOffset);
#elif defined SOLARIS
INT64 nOffset = llseek(hFile, (offset_t)0, SEEK_CUR);
return(nOffset);
#elif defined IRIX
return((INT64)telli64(hFile));
#elif defined LINUX
return (INT64) lseek64(hFile, (__off64_t)0, SEEK_CUR);
#elif defined HPUX
return (INT64) lseek64(hFile, (off64_t)0, SEEK_CUR);
#elif defined MACOSX
return (INT64) lseek(hFile, (long)0, SEEK_CUR);
#else
#error ERROR: EcwFileGetPos() routine is not defined for this platform
#endif
}
