kern_return_t GetBSDPath( io_iterator_t mediaIterator, char *bsdPath, CFIndex maxPathSize ) { io_object_t nextMedia; kern_return_t kernResult = KERN_FAILURE; *bsdPath = '\0'; nextMedia = IOIteratorNext( mediaIterator ); if ( nextMedia ) { CFTypeRef bsdPathAsCFString; bsdPathAsCFString = IORegistryEntryCreateCFProperty( nextMedia, CFSTR( kIOBSDNameKey ), kCFAllocatorDefault, 0 ); if ( bsdPathAsCFString ) { size_t devPathLength; strcpy( bsdPath, _PATH_DEV ); strcat( bsdPath, "r" ); devPathLength = strlen( bsdPath ); if ( CFStringGetCString( bsdPathAsCFString, bsdPath + devPathLength, maxPathSize - devPathLength, kCFStringEncodingASCII ) ) { kernResult = KERN_SUCCESS; } CFRelease( bsdPathAsCFString ); } IOObjectRelease( nextMedia ); } return kernResult; }