internal TlsSessionImpl(byte[] sessionID, SessionParameters sessionParameters)
{
if (sessionID == null)
throw new ArgumentNullException("sessionID");
if (sessionID.Length < 1 || sessionID.Length > 32)
throw new ArgumentException("must have length between 1 and 32 bytes, inclusive", "sessionID");
this.mSessionID = Arrays.Clone(sessionID);
this.mSessionParameters = sessionParameters;
}
public virtual void Invalidate()
{
lock (this)
{
if (this.mSessionParameters != null)
{
this.mSessionParameters.Clear();
this.mSessionParameters = null;
}
}
}
protected virtual void InvalidateSession()
{
if (this.mSessionParameters != null)
{
this.mSessionParameters.Clear();
this.mSessionParameters = null;
}
if (this.mTlsSession != null)
{
this.mTlsSession.Invalidate();
this.mTlsSession = null;
}
}
internal TlsSessionImpl(byte[] sessionID, SessionParameters sessionParameters)
{
if (sessionID == null)
{
throw new ArgumentNullException("sessionID");
}
if (sessionID.Length < 1 || sessionID.Length > 32)
{
throw new ArgumentException("must have length between 1 and 32 bytes, inclusive", "sessionID");
}
this.mSessionID = Arrays.Clone(sessionID);
this.mSessionParameters = sessionParameters;
}
internal TlsSessionImpl(byte[] sessionID, SessionParameters sessionParameters)
{
//IL_000e: Unknown result type (might be due to invalid IL or missing references)
//IL_002b: Unknown result type (might be due to invalid IL or missing references)
if (sessionID == null)
{
throw new ArgumentNullException("sessionID");
}
if (sessionID.Length < 1 || sessionID.Length > 32)
{
throw new ArgumentException("must have length between 1 and 32 bytes, inclusive", "sessionID");
}
mSessionID = Arrays.Clone(sessionID);
mSessionParameters = sessionParameters;
}
internal TlsSessionImpl(byte[] sessionID, SessionParameters sessionParameters)
{
if (sessionID == null)
{
throw new ArgumentNullException("sessionID");
}
if (sessionID.Length > 32)
{
throw new ArgumentException("cannot be longer than 32 bytes", "sessionID");
}
this.mSessionID = Arrays.Clone(sessionID);
this.mSessionParameters = sessionParameters;
this.mResumable = sessionID.Length > 0 &&
null != sessionParameters &&
sessionParameters.IsExtendedMasterSecret;
}
/**
* Initiates a TLS handshake in the role of client.<br/>
* <br/>
* In blocking mode, this will not return until the handshake is complete.
* In non-blocking mode, use {@link TlsPeer#NotifyHandshakeComplete()} to
* receive a callback when the handshake is complete.
*
* @param tlsClient The {@link TlsClient} to use for the handshake.
* @throws IOException If in blocking mode and handshake was not successful.
*/
public virtual void Connect(TlsClient tlsClient)
{
if (tlsClient == null)
{
throw new ArgumentNullException("tlsClient");
}
if (this.mTlsClient != null)
{
throw new InvalidOperationException("'Connect' can only be called once");
}
this.mTlsClient = tlsClient;
this.mSecurityParameters = new SecurityParameters();
this.mSecurityParameters.entity = ConnectionEnd.client;
this.mTlsClientContext = new TlsClientContextImpl(mSecureRandom, mSecurityParameters);
this.mSecurityParameters.clientRandom = CreateRandomBlock(tlsClient.ShouldUseGmtUnixTime(),
mTlsClientContext.NonceRandomGenerator);
this.mTlsClient.Init(mTlsClientContext);
this.mRecordStream.Init(mTlsClientContext);
tlsClient.NotifyCloseHandle(this);
TlsSession sessionToResume = tlsClient.GetSessionToResume();
if (sessionToResume != null && sessionToResume.IsResumable)
{
SessionParameters sessionParameters = sessionToResume.ExportSessionParameters();
if (sessionParameters != null && sessionParameters.IsExtendedMasterSecret)
{
this.mTlsSession = sessionToResume;
this.mSessionParameters = sessionParameters;
}
}
SendClientHelloMessage();
this.mConnectionState = CS_CLIENT_HELLO;
BlockForHandshake();
}
protected virtual void CompleteHandshake()
{
try
{
while (mConnectionState != 16)
{
if (mClosed)
{
}
SafeReadRecord();
}
mRecordStream.FinaliseHandshake();
mSplitApplicationDataRecords = !TlsUtilities.IsTlsV11(Context);
if (!mAppDataReady)
{
mAppDataReady = true;
mTlsStream = new TlsStream(this);
}
if (mTlsSession != null)
{
if (mSessionParameters == null)
{
mSessionParameters = new SessionParameters.Builder().SetCipherSuite(mSecurityParameters.CipherSuite).SetCompressionAlgorithm(mSecurityParameters.CompressionAlgorithm).SetMasterSecret(mSecurityParameters.MasterSecret)
.SetPeerCertificate(mPeerCertificate)
.SetPskIdentity(mSecurityParameters.PskIdentity)
.SetSrpIdentity(mSecurityParameters.SrpIdentity)
.SetServerExtensions(mServerExtensions)
.Build();
mTlsSession = new TlsSessionImpl(mTlsSession.SessionID, mSessionParameters);
}
ContextAdmin.SetResumableSession(mTlsSession);
}
Peer.NotifyHandshakeComplete();
}
finally
{
CleanupHandshake();
}
}
protected virtual void InvalidateSession()
{
if (this.mSessionParameters != null)
{
this.mSessionParameters.Clear();
this.mSessionParameters = null;
}
if (this.mTlsSession != null)
{
this.mTlsSession.Invalidate();
this.mTlsSession = null;
}
}
protected virtual void CompleteHandshake()
{
try
{
/*
* We will now read data, until we have completed the handshake.
*/
while (this.mConnectionState != CS_END)
{
if (this.mClosed)
{
// TODO What kind of exception/alert?
}
SafeReadRecord();
}
this.mRecordStream.FinaliseHandshake();
this.mSplitApplicationDataRecords = !TlsUtilities.IsTlsV11(Context);
/*
* If this was an initial handshake, we are now ready to send and receive application data.
*/
if (!mAppDataReady)
{
this.mAppDataReady = true;
this.mTlsStream = new TlsStream(this);
}
if (this.mTlsSession != null)
{
if (this.mSessionParameters == null)
{
this.mSessionParameters = new SessionParameters.Builder()
.SetCipherSuite(this.mSecurityParameters.CipherSuite)
.SetCompressionAlgorithm(this.mSecurityParameters.CompressionAlgorithm)
.SetMasterSecret(this.mSecurityParameters.MasterSecret)
.SetPeerCertificate(this.mPeerCertificate)
.SetPskIdentity(this.mSecurityParameters.PskIdentity)
.SetSrpIdentity(this.mSecurityParameters.SrpIdentity)
// TODO Consider filtering extensions that aren't relevant to resumed sessions
.SetServerExtensions(this.mServerExtensions)
.Build();
this.mTlsSession = new TlsSessionImpl(this.mTlsSession.SessionID, this.mSessionParameters);
}
ContextAdmin.SetResumableSession(this.mTlsSession);
}
Peer.NotifyHandshakeComplete();
}
finally
{
CleanupHandshake();
}
}
public virtual DtlsTransport Connect(TlsClient client, DatagramTransport transport)
{
if (client == null)
{
throw new ArgumentNullException("client");
}
if (transport == null)
{
throw new ArgumentNullException("transport");
}
SecurityParameters securityParameters = new SecurityParameters();
securityParameters.entity = ConnectionEnd.client;
ClientHandshakeState state = new ClientHandshakeState();
state.client = client;
state.clientContext = new TlsClientContextImpl(mSecureRandom, securityParameters);
securityParameters.clientRandom = TlsProtocol.CreateRandomBlock(client.ShouldUseGmtUnixTime(),
state.clientContext.NonceRandomGenerator);
client.Init(state.clientContext);
DtlsRecordLayer recordLayer = new DtlsRecordLayer(transport, state.clientContext, client, ContentType.handshake);
TlsSession sessionToResume = state.client.GetSessionToResume();
if (sessionToResume != null && sessionToResume.IsResumable)
{
SessionParameters sessionParameters = sessionToResume.ExportSessionParameters();
if (sessionParameters != null)
{
state.tlsSession = sessionToResume;
state.sessionParameters = sessionParameters;
}
}
try
{
return(ClientHandshake(state, recordLayer));
}
catch (TlsFatalAlert fatalAlert)
{
AbortClientHandshake(state, recordLayer, fatalAlert.AlertDescription);
throw fatalAlert;
}
catch (IOException e)
{
AbortClientHandshake(state, recordLayer, AlertDescription.internal_error);
throw e;
}
catch (Exception e)
{
AbortClientHandshake(state, recordLayer, AlertDescription.internal_error);
throw new TlsFatalAlert(AlertDescription.internal_error, e);
}
finally
{
securityParameters.Clear();
}
}
public static TlsSession ImportSession(byte[] sessionID, SessionParameters sessionParameters)
{
return new TlsSessionImpl(sessionID, sessionParameters);
}
protected virtual void CompleteHandshake()
{
try
{
this.mRecordStream.FinaliseHandshake();
this.mAppDataSplitEnabled = !TlsUtilities.IsTlsV11(Context);
/*
* If this was an initial handshake, we are now ready to send and receive application data.
*/
if (!mAppDataReady)
{
this.mAppDataReady = true;
if (mBlocking)
{
this.mTlsStream = new TlsStream(this);
}
}
if (this.mTlsSession != null)
{
if (this.mSessionParameters == null)
{
this.mSessionParameters = new SessionParameters.Builder()
.SetCipherSuite(this.mSecurityParameters.CipherSuite)
.SetCompressionAlgorithm(this.mSecurityParameters.CompressionAlgorithm)
.SetMasterSecret(this.mSecurityParameters.MasterSecret)
.SetPeerCertificate(this.mPeerCertificate)
.SetPskIdentity(this.mSecurityParameters.PskIdentity)
.SetSrpIdentity(this.mSecurityParameters.SrpIdentity)
// TODO Consider filtering extensions that aren't relevant to resumed sessions
.SetServerExtensions(this.mServerExtensions)
.Build();
this.mTlsSession = new TlsSessionImpl(this.mTlsSession.SessionID, this.mSessionParameters);
}
ContextAdmin.SetResumableSession(this.mTlsSession);
}
Peer.NotifyHandshakeComplete();
}
finally
{
CleanupHandshake();
}
}