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SetTapeParameters info  Overview  Group

The SetTapeParameters function either specifies the block size of a tape or configures the tape device.

DWORD SetTapeParameters(

    HANDLE hDevice,

// handle of open device

    DWORD dwOperation,

// type of information to set

    LPVOID lpTapeInformation 

// address of buffer with information to set

   );

Parameters

hDevice
Identifies the device for which to set configuration information. This handle is created by using the CreateFile function.
dwOperation
Specifies the type of information to set. This parameter must be one of the following values:

Value

Description

SET_TAPE_MEDIA_INFORMATION

Sets the tape-specific information specified by the lpTapeInformation parameter.

SET_TAPE_DRIVE_INFORMATION

Sets the device-specific information specified by lpTapeInformation.

lpTapeInformation
Points to a structure that contains the information to set. If the dwOperation parameter is SET_TAPE_MEDIA_INFORMATION, lpTapeInformation points to a TAPE_SET_MEDIA_PARAMETERS structure.

If dwOperation is SET_TAPE_DRIVE_INFORMATION, lpTapeInformation points to a TAPE_SET_DRIVE_PARAMETERS structure.

Return Values

If the function succeeds, the return value is NO_ERROR.

If the function fails, the return value is one of the following error codes:

Error

Description

ERROR_BEGINNING_OF_MEDIA

An attempt to access data before the beginning-of-medium marker failed.

ERROR_BUS_RESET

A reset condition was detected on the bus.

ERROR_END_OF_MEDIA

The end-of-tape marker was reached during an operation.

ERROR_FILEMARK_DETECTED

A filemark was reached during an operation.

ERROR_SETMARK_DETECTED

A setmark was reached during an operation.

ERROR_NO_DATA_DETECTED

The end-of-data marker was reached during an operation.

ERROR_PARTITION_FAILURE

The tape could not be partitioned.

ERROR_INVALID_BLOCK_LENGTH

The block size is incorrect on a new tape in a multivolume partition.

ERROR_DEVICE_NOT_PARTITIONED

The partition information could not be found when a tape was being loaded.

ERROR_MEDIA_CHANGED

The tape that was in the drive has been replaced or removed.

ERROR_NO_MEDIA_IN_DRIVE

There is no media in the drive.

ERROR_NOT_SUPPORTED

The tape driver does not support a requested function.

ERROR_UNABLE_TO_LOCK_MEDIA

An attempt to lock the ejection mechanism failed.

ERROR_UNABLE_TO_UNLOAD_MEDIA

An attempt to unload the tape failed.

ERROR_WRITE_PROTECT

The media is write protected.

See Also

GetTapeParameters, TAPE_SET_DRIVE_PARAMETERS, TAPE_SET_MEDIA_PARAMETERS


file: /Techref/os/win/api/win32/func/src/f82_10.htm, 6KB, , updated: 2000/4/7 11:19, local time: 2024/11/24 04:53,
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