LFA_FileRef FileInfo::Decompress()
{
if ( ! this->IsCompressed() ) return this->fileRef;
LFA_FileRef updateRef = 0;
std::string updatePath;
try {
CreateTempFile ( this->origFilePath, &updatePath, kCopyMacRsrc );
updateRef = LFA_Open ( updatePath.c_str(), 'w' );
this->tmpFilePath.assign ( updatePath );
int ret = this->Encode ( this->fileRef, updateRef, FWS, Inf );
this->tmpFileRef = updateRef;
if ( ret != Z_OK ) XMP_Throw ( "zstream error occured", kXMPErr_ExternalFailure );
return this->tmpFileRef;
} catch ( ... ) {
LFA_Close ( updateRef );
LFA_Delete ( updatePath.c_str() );
return this->fileRef;
}
} // FileInfo::Decompress
LFA_FileRef LFA_Create ( const char * filePath )
{
// *** Hack: Use fopen to avoid parent/child name separation needed by FSCreateFileUnicode.
if ( FileExists ( filePath ) ) {
LFA_Throw ( "LFA_Create: file already exists", kLFAErr_ExternalFailure );
}
FILE * temp = fopen ( filePath, "w" );
if ( temp == 0 ) LFA_Throw ( "LFA_Create: fopen failure", kLFAErr_ExternalFailure );
fclose ( temp );
return LFA_Open ( filePath, 'w' );
} // LFA_Create
