org.mobicents.media.server.impl.srtp

Class DtlsHandler

java.lang.Object

org.mobicents.media.server.impl.srtp.DtlsHandler

All Implemented Interfaces:

Comparable<PacketHandler>, org.bouncycastle.crypto.tls.DatagramTransport, PacketHandler

public class DtlsHandler
extends Object
implements PacketHandler, org.bouncycastle.crypto.tls.DatagramTransport

Handler to process DTLS packets.

Author:

Henrique Rosa ([email protected])

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_MTU
static int	MAX_DELAY

Constructor Summary

Constructors

Constructor and Description
DtlsHandler(DtlsSrtpServerProvider tlsServerProvider)

Method Summary

Methods

Modifier and Type	Method and Description
void	addListener(DtlsListener listener)
boolean	canHandle(byte[] packet)
boolean	canHandle(byte[] packet, int dataLength, int offset)
void	close()
int	compareTo(PacketHandler o)
byte[]	decodeRTCP(byte[] packet, int offset, int length) Decodes an RTCP Packet
byte[]	decodeRTP(byte[] packet, int offset, int length) Decodes an RTP Packet
byte[]	encodeRTCP(byte[] packet, int offset, int length) Encodes an RTCP packet
byte[]	encodeRTP(byte[] packet, int offset, int length) Encodes an RTP packet
String	getLocalFingerprint()
String	getLocalHashFunction()
int	getPipelinePriority()
int	getReceiveLimit()
String	getRemoteFingerprint()
String	getRemoteFingerprintValue()
String	getRemoteHashFunction()
int	getSendLimit()
PacketTransformer	getSrtcpDecoder()
PacketTransformer	getSrtcpEncoder()
PacketTransformer	getSrtpDecoder()
PacketTransformer	getSrtpEncoder()
byte[]	handle(byte[] packet, InetSocketAddress localPeer, InetSocketAddress remotePeer)
byte[]	handle(byte[] packet, int dataLength, int offset, InetSocketAddress localPeer, InetSocketAddress remotePeer)
void	handshake()
boolean	isHandshakeComplete()
boolean	isHandshakeFailed()
boolean	isHandshaking()
int	receive(byte[] buf, int off, int len, int waitMillis)
void	reset()
void	resetLocalFingerprint()
void	send(byte[] buf, int off, int len)
void	setChannel(DatagramChannel channel)
void	setPipelinePriority(int pipelinePriority)
void	setRemoteFingerprint(String hashFunction, String fingerprint)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MTU

public static final int DEFAULT_MTU

See Also:

Constant Field Values

MAX_DELAY

public static final int MAX_DELAY

See Also:

Constant Field Values

Constructor Detail

DtlsHandler

public DtlsHandler(DtlsSrtpServerProvider tlsServerProvider)

Method Detail

setChannel

public void setChannel(DatagramChannel channel)

addListener

public void addListener(DtlsListener listener)

isHandshakeComplete

public boolean isHandshakeComplete()

isHandshakeFailed

public boolean isHandshakeFailed()

isHandshaking

public boolean isHandshaking()

getLocalFingerprint

public String getLocalFingerprint()

resetLocalFingerprint

public void resetLocalFingerprint()

getLocalHashFunction

public String getLocalHashFunction()

getRemoteHashFunction

public String getRemoteHashFunction()

getRemoteFingerprintValue

public String getRemoteFingerprintValue()

getRemoteFingerprint

public String getRemoteFingerprint()

setRemoteFingerprint

public void setRemoteFingerprint(String hashFunction,
                        String fingerprint)

getSrtpDecoder

public PacketTransformer getSrtpDecoder()

getSrtpEncoder

public PacketTransformer getSrtpEncoder()

getSrtcpDecoder

public PacketTransformer getSrtcpDecoder()

getSrtcpEncoder

public PacketTransformer getSrtcpEncoder()

decodeRTP

public byte[] decodeRTP(byte[] packet,
               int offset,
               int length)

Decodes an RTP Packet

Parameters:

packet - The encoded RTP packet

Returns:

The decoded RTP packet. Returns null is packet is not valid.

encodeRTP

public byte[] encodeRTP(byte[] packet,
               int offset,
               int length)

Encodes an RTP packet

Parameters:

packet - The decoded RTP packet

Returns:

The encoded RTP packet

decodeRTCP

public byte[] decodeRTCP(byte[] packet,
                int offset,
                int length)

Decodes an RTCP Packet

Parameters:

packet - The encoded RTP packet

Returns:

The decoded RTP packet. Returns null is packet is not valid.

encodeRTCP

public byte[] encodeRTCP(byte[] packet,
                int offset,
                int length)

Encodes an RTCP packet

Parameters:

packet - The decoded RTP packet

Returns:

The encoded RTP packet

handshake

public void handshake()

reset

public void reset()

compareTo

public int compareTo(PacketHandler o)

Specified by:

compareTo in interface Comparable<PacketHandler>

canHandle

public boolean canHandle(byte[] packet)

Specified by:

canHandle in interface PacketHandler

canHandle

public boolean canHandle(byte[] packet,
                int dataLength,
                int offset)

Specified by:

canHandle in interface PacketHandler

handle

public byte[] handle(byte[] packet,
            InetSocketAddress localPeer,
            InetSocketAddress remotePeer)
              throws PacketHandlerException

Specified by:

handle in interface PacketHandler

Throws:

PacketHandlerException

handle

public byte[] handle(byte[] packet,
            int dataLength,
            int offset,
            InetSocketAddress localPeer,
            InetSocketAddress remotePeer)
              throws PacketHandlerException

Specified by:

handle in interface PacketHandler

Throws:

PacketHandlerException

getPipelinePriority

public int getPipelinePriority()

Specified by:

getPipelinePriority in interface PacketHandler

setPipelinePriority

public void setPipelinePriority(int pipelinePriority)

getReceiveLimit

public int getReceiveLimit()
                    throws IOException

Specified by:

getReceiveLimit in interface org.bouncycastle.crypto.tls.DatagramTransport

Throws:

IOException

getSendLimit

public int getSendLimit()
                 throws IOException

Specified by:

getSendLimit in interface org.bouncycastle.crypto.tls.DatagramTransport

Throws:

IOException

receive

public int receive(byte[] buf,
          int off,
          int len,
          int waitMillis)
            throws IOException

Specified by:

receive in interface org.bouncycastle.crypto.tls.DatagramTransport

Throws:

IOException

send

public void send(byte[] buf,
        int off,
        int len)
          throws IOException

Specified by:

send in interface org.bouncycastle.crypto.tls.DatagramTransport

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface org.bouncycastle.crypto.tls.DatagramTransport

Throws:

IOException