protected override void Read (TlsBuffer incoming)
{
ClientRandom = new SecureBuffer (incoming.ReadBytes (32));
var length = (short)incoming.ReadByte ();
SessionID = new SecureBuffer (incoming.ReadBytes (length));
length = incoming.ReadInt16 ();
if ((length % 2) != 0)
throw new TlsException (AlertDescription.DecodeError);
bool seenSCSV = false;
ClientCiphers = new CipherSuiteCode [length >> 1];
for (int i = 0; i < ClientCiphers.Length; i++) {
ClientCiphers [i] = (CipherSuiteCode)incoming.ReadInt16 ();
if (ClientCiphers [i] == CipherSuiteCode.TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
seenSCSV = true;
}
// Compression methods
length = incoming.ReadByte ();
incoming.Position += length;
Extensions = new TlsExtensionCollection (incoming);
if (seenSCSV)
Extensions.AddRenegotiationExtension ();
}
protected override void Read(TlsBuffer incoming)
{
// Server random
ServerRandom = new SecureBuffer(incoming.ReadBytes(32));
// Session ID
var sessionIdLength = (int)incoming.ReadByte();
if (sessionIdLength > 0)
{
SessionID = new SecureBuffer(incoming.ReadBytes(sessionIdLength));
}
// Cipher suite
SelectedCipher = (CipherSuiteCode)incoming.ReadInt16();
var compressionMethod = incoming.ReadByte();
if (compressionMethod != 0)
{
throw new TlsException(AlertDescription.IlegalParameter, "Invalid compression method received from server");
}
Extensions = new TlsExtensionCollection(incoming);
}
public TlsServerHello (TlsProtocolCode protocol, SecureBuffer random, SecureBuffer session, CipherSuiteCode cipher, TlsExtensionCollection extensions)
: base (HandshakeType.ServerHello)
{
ServerProtocol = protocol;
ServerRandom = random;
SessionID = session;
SelectedCipher = cipher;
Extensions = extensions;
}
public TlsServerHello(TlsProtocolCode protocol, SecureBuffer random, SecureBuffer session, CipherSuiteCode cipher, TlsExtensionCollection extensions)
: base(HandshakeType.ServerHello)
{
ServerProtocol = protocol;
ServerRandom = random;
SessionID = session;
SelectedCipher = cipher;
Extensions = extensions;
}
public TlsClientHello(TlsProtocolCode protocol, SecureBuffer random, SecureBuffer session, CipherSuiteCode[] ciphers, TlsExtensionCollection extensions)
: base(HandshakeType.ClientHello)
{
ClientProtocol = protocol;
ClientRandom = random;
SessionID = session;
ClientCiphers = ciphers;
Extensions = extensions;
}
public TlsClientHello (TlsProtocolCode protocol, SecureBuffer random, SecureBuffer session, CipherSuiteCode[] ciphers, TlsExtensionCollection extensions)
: base (HandshakeType.ClientHello)
{
ClientProtocol = protocol;
ClientRandom = random;
SessionID = session;
ClientCiphers = ciphers;
Extensions = extensions;
}
protected override void Read (TlsBuffer incoming)
{
// Server random
ServerRandom = new SecureBuffer (incoming.ReadBytes (32));
// Session ID
var sessionIdLength = (int)incoming.ReadByte ();
if (sessionIdLength > 0) {
SessionID = new SecureBuffer (incoming.ReadBytes (sessionIdLength));
}
// Cipher suite
SelectedCipher = (CipherSuiteCode)incoming.ReadInt16 ();
var compressionMethod = incoming.ReadByte ();
if (compressionMethod != 0)
throw new TlsException (AlertDescription.IlegalParameter, "Invalid compression method received from server");
Extensions = new TlsExtensionCollection (incoming);
}
protected override void Read(TlsBuffer incoming)
{
ClientRandom = new SecureBuffer(incoming.ReadBytes(32));
var length = (short)incoming.ReadByte();
SessionID = new SecureBuffer(incoming.ReadBytes(length));
length = incoming.ReadInt16();
if ((length % 2) != 0)
{
throw new TlsException(AlertDescription.DecodeError);
}
bool seenSCSV = false;
ClientCiphers = new CipherSuiteCode [length >> 1];
for (int i = 0; i < ClientCiphers.Length; i++)
{
ClientCiphers [i] = (CipherSuiteCode)incoming.ReadInt16();
if (ClientCiphers [i] == CipherSuiteCode.TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
{
seenSCSV = true;
}
}
// Compression methods
length = incoming.ReadByte();
incoming.Position += length;
Extensions = new TlsExtensionCollection(incoming);
if (seenSCSV)
{
Extensions.AddRenegotiationExtension();
}
}
protected override void Clear()
{
base.Clear();
requestedExtensions = null;
}
protected override void Clear()
{
base.Clear();
requestedExtensions = null;
ClientCertificateParameters = null;
}
protected override void Clear ()
{
base.Clear ();
requestedExtensions = null;
}