public virtual IDictionary GetServerExtensions()
{
if (mEncryptThenMacOffered && AllowEncryptThenMac && TlsUtilities.IsBlockCipherSuite(mSelectedCipherSuite))
{
TlsExtensionsUtilities.AddEncryptThenMacExtension(CheckServerExtensions());
}
if (mMaxFragmentLengthOffered >= 0 && TlsUtilities.IsValidUint8(mMaxFragmentLengthOffered) && MaxFragmentLength.IsValid((byte)mMaxFragmentLengthOffered))
{
TlsExtensionsUtilities.AddMaxFragmentLengthExtension(CheckServerExtensions(), (byte)mMaxFragmentLengthOffered);
}
if (mTruncatedHMacOffered && AllowTruncatedHMac)
{
TlsExtensionsUtilities.AddTruncatedHMacExtension(CheckServerExtensions());
}
if (mClientECPointFormats != null && TlsEccUtilities.IsEccCipherSuite(mSelectedCipherSuite))
{
mServerECPointFormats = new byte[3]
{
0,
1,
2
};
TlsEccUtilities.AddSupportedPointFormatsExtension(CheckServerExtensions(), mServerECPointFormats);
}
return(mServerExtensions);
}
public override IDictionary GetClientExtensions()
{
IDictionary clientExtensions = TlsExtensionsUtilities.EnsureExtensionsInitialised(base.GetClientExtensions());
TlsExtensionsUtilities.AddEncryptThenMacExtension(clientExtensions);
TlsExtensionsUtilities.AddMaxFragmentLengthExtension(clientExtensions, MaxFragmentLength.pow2_9);
TlsExtensionsUtilities.AddTruncatedHMacExtension(clientExtensions);
return(clientExtensions);
}
public override IDictionary GetClientExtensions()
{
IDictionary clientExtensions = TlsExtensionsUtilities.EnsureExtensionsInitialised(base.GetClientExtensions());
TlsExtensionsUtilities.AddEncryptThenMacExtension(clientExtensions);
// TODO[draft-ietf-tls-session-hash-01] Enable once code-point assigned (only for compatible server though)
// TlsExtensionsUtilities.AddExtendedMasterSecretExtension(clientExtensions);
TlsExtensionsUtilities.AddMaxFragmentLengthExtension(clientExtensions, MaxFragmentLength.pow2_9);
TlsExtensionsUtilities.AddTruncatedHMacExtension(clientExtensions);
return(clientExtensions);
}
//public override int[] GetCipherSuites()
//{
// return Arrays.Concatenate(base.GetCipherSuites(),
// new int[]
// {
// CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
// });
//}
public override IDictionary GetClientExtensions()
{
IDictionary clientExtensions = TlsExtensionsUtilities.EnsureExtensionsInitialised(base.GetClientExtensions());
TlsExtensionsUtilities.AddEncryptThenMacExtension(clientExtensions);
{
/*
* NOTE: If you are copying test code, do not blindly set these extensions in your own client.
*/
TlsExtensionsUtilities.AddMaxFragmentLengthExtension(clientExtensions, MaxFragmentLength.pow2_9);
TlsExtensionsUtilities.AddPaddingExtension(clientExtensions, mContext.SecureRandom.Next(16));
TlsExtensionsUtilities.AddTruncatedHMacExtension(clientExtensions);
}
return(clientExtensions);
}