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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. |
The following functions are provided for working with single-instance store and SIS backup.
| Function | Description |
|---|---|
| SisCreateBackupStructure | Creates the specified SIS backup structure based on the supplied information. |
| SisCreateRestoreStructure | Creates the specified SIS restore structure based on the supplied information. |
| SisCSFilesToBackupForLink | Returns information describing the common-store files the specified SIS link points to. |
| SisFreeAllocatedMemory | Frees memory allocated by SIS API functions. |
| SisFreeBackupStructure | Frees the specified SIS backup structure. |
| SisFreeRestoreStructure | Frees the specified SIS restore structure. |
| SisRestoredCommon StoreFile | Reports to the SIS architecture that a common-store file has been written. |
| SisRestoredLink | Returns the names of the common-store file or files pointed to by the specified restored SIS link. |
The following functions are provided for working with backup and restore of encrypted files.
| Function | Description |
|---|---|
| CloseEncryptedFileRaw | Close an encrypted file opened with OpenEncryptedFileRaw. |
| OpenEncryptedFileRaw | Open an encrypted file with access to data in encrypted format. |
| ReadEncryptedFileRaw | Read an encrypted file leaving its data in encrypted format. |
| WriteEncryptedFileRaw | Write an encrypted file leaving its data in encrypted format. |