The following functions are used with tape backup.
| Function |
Description |
| BackupRead |
Reads data associated with a specified file or directory into a buffer. |
| BackupSeek |
Seeks forward in a data stream. |
| BackupWrite |
Writes a stream of data from a buffer to a specified file or directory. |
| CreateTapePartition |
Reformats a tape. |
| EraseTape |
Erases all or part of a tape. |
| GetTapeParameters |
Retrieves information that describes the tape or the tape drive. |
| GetTapePosition |
Retrieves the current address of the tape. |
| GetTapeStatus |
Determines whether the tape device is ready to process tape commands. |
| PrepareTape |
Prepares the tape to be accessed or removed. |
| SetTapeParameters |
Specifies the block size of a tape or configures the tape device. |
| SetTapePosition |
Sets the tape position on the specified device. |
| WriteTapemark |
Writes a specified number of filemarks, setmarks, short filemarks, or long filemarks to a tape device. |