org.apache.directory.server.dhcp.io

Class DhcpMessageEncoder

java.lang.Object

org.apache.directory.server.dhcp.io.DhcpMessageEncoder

public class DhcpMessageEncoder
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
private static byte[]	VENDOR_MAGIC_COOKIE

Constructor Summary

Constructors

Constructor and Description
DhcpMessageEncoder()

Method Summary

Modifier and Type	Method and Description
void	encode(java.nio.ByteBuffer byteBuffer, DhcpMessage message) Converts a DhcpMessage object into a byte buffer.
void	encodeOptions(OptionsField options, java.nio.ByteBuffer message)
private void	writeAddress(java.nio.ByteBuffer byteBuffer, java.net.InetAddress currentClientAddress) Write an InetAddress to the byte buffer.
private void	writeBytes(java.nio.ByteBuffer byteBuffer, byte[] bytes, int len) Write an array of bytes to the buffer.
private void	writeString(java.nio.ByteBuffer byteBuffer, java.lang.String string, int len) Write a zero-terminated string to a field of len bytes.

Methods inherited from class java.lang.Object

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

Field Detail

VENDOR_MAGIC_COOKIE

private static final byte[] VENDOR_MAGIC_COOKIE

Constructor Detail

DhcpMessageEncoder

public DhcpMessageEncoder()

Method Detail

encode

public void encode(java.nio.ByteBuffer byteBuffer,
                   DhcpMessage message)

Converts a DhcpMessage object into a byte buffer.

Parameters:

byteBuffer - ByteBuffer to put DhcpMessage into

message - DhcpMessage to encode into ByteBuffer

writeString

private void writeString(java.nio.ByteBuffer byteBuffer,
                         java.lang.String string,
                         int len)

Write a zero-terminated string to a field of len bytes.

Parameters:

byteBuffer -

serverHostname -

i -

writeAddress

private void writeAddress(java.nio.ByteBuffer byteBuffer,
                          java.net.InetAddress currentClientAddress)

Write an InetAddress to the byte buffer.

Parameters:

byteBuffer -

currentClientAddress -

writeBytes

private void writeBytes(java.nio.ByteBuffer byteBuffer,
                        byte[] bytes,
                        int len)

Write an array of bytes to the buffer. Write exactly len bytes, truncating if more than len, padding if less than len bytes are available.

Parameters:

byteBuffer -

currentClientAddress -

encodeOptions

public void encodeOptions(OptionsField options,
                          java.nio.ByteBuffer message)