Class SrtcpTransformer

SRTCPTransformer implements PacketTransformer. It encapsulate the encryption / decryption logic for SRTCP packets

@author Bing SU (nova.su @gmail.com) @author Werner Dittmann (Werner.Dittmann@t-online.de)

Inheritance
System.Object
SrtcpTransformer
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: SIPSorcery.Net
Assembly: SIPSorcery.dll
Syntax
public class SrtcpTransformer : IPacketTransformer

Constructors

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SrtcpTransformer(SrtpTransformEngine)

Declaration
public SrtcpTransformer(SrtpTransformEngine engine)
Parameters
Type Name Description
SrtpTransformEngine engine
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SrtcpTransformer(SrtpTransformEngine, SrtpTransformEngine)

Declaration
public SrtcpTransformer(SrtpTransformEngine forwardEngine, SrtpTransformEngine reverseEngine)
Parameters
Type Name Description
SrtpTransformEngine forwardEngine
SrtpTransformEngine reverseEngine

Methods

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Close()

Close the transformer and underlying transform engine. The close functions closes all stored crypto contexts. This deletes key data and forces a cleanup of the crypto contexts.

Declaration
public void Close()
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ReverseTransform(Byte[])

Declaration
public byte[] ReverseTransform(byte[] pkt)
Parameters
Type Name Description
System.Byte[] pkt
Returns
Type Description
System.Byte[]
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ReverseTransform(Byte[], Int32, Int32)

Declaration
public byte[] ReverseTransform(byte[] pkt, int offset, int length)
Parameters
Type Name Description
System.Byte[] pkt
System.Int32 offset
System.Int32 length
Returns
Type Description
System.Byte[]
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Transform(Byte[])

Encrypts a SRTCP packet

Declaration
public byte[] Transform(byte[] pkt)
Parameters
Type Name Description
System.Byte[] pkt

plain SRTCP packet to be encrypted.
Returns
Type Description
System.Byte[]

encrypted SRTCP packet.
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Transform(Byte[], Int32, Int32)

Declaration
public byte[] Transform(byte[] pkt, int offset, int length)
Parameters
Type Name Description
System.Byte[] pkt
System.Int32 offset
System.Int32 length
Returns
Type Description
System.Byte[]

Implements

Extension Methods