org.jscsi.parser.scsi

Class SCSICommandDescriptorBlockParser

java.lang.Object

org.jscsi.parser.scsi.SCSICommandDescriptorBlockParser

public final class SCSICommandDescriptorBlockParser
extends Object

SCSICommandDescriptorBlockParser

This class generates a SCSI Command Descriptor Block.

Author:

Volker Wildi

Method Summary

Methods

Modifier and Type	Method and Description
static ByteBuffer	createReadCapacityMessage() Creates the Command Descriptor Block for a Read Capacity Message.
static ByteBuffer	createReadMessage(int logicalBlockAddress, short transferLength) Creates the Command Descriptor Block for a Read Message.
static ByteBuffer	createWriteMessage(int logicalBlockAddress, short transferLength) Creates the Command Descriptor Block for a Write Message.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

createReadMessage

public static final ByteBuffer createReadMessage(int logicalBlockAddress,
                           short transferLength)

Creates the Command Descriptor Block for a Read Message.

Parameters:

logicalBlockAddress - The Logical Block Address to begin the read operation.

transferLength - The transfer length field specifies the number of contiguous logical blocks of data to be transferred. A transfer length of zero indicates that 256 logical blocks shall be transferred. Any other value indicates the number of logical blocks that shall be transferred.

Returns:

A ByteBuffer object with the above data.

createWriteMessage

public static final ByteBuffer createWriteMessage(int logicalBlockAddress,
                            short transferLength)

Creates the Command Descriptor Block for a Write Message.

Parameters:

logicalBlockAddress - The Logical Block Address to begin the read operation.

transferLength - The transfer length field specifies the number of contiguous logical blocks of data to be transferred. A transfer length of zero indicates that 256 logical blocks shall be transferred. Any other value indicates the number of logical blocks that shall be transferred.

Returns:

A ByteBuffer object with the above data.

createReadCapacityMessage

public static final ByteBuffer createReadCapacityMessage()

Creates the Command Descriptor Block for a Read Capacity Message.

Returns:

A ByteBuffer object with the above data.