Stream requestStream, out IMessage responseMsg,

// Метод синхронной обработки сообщения
public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack,
IMessage requestMsg, ITransportHeaders requestHeaders,
Stream requestStream, out IMessage responseMsg,
out ITransportHeaders responseHeaders, out Stream responseStream)
{
Stream plainStream = null;
MemoryStream decodedStream = new MemoryStream();
requestStream = Utils.ReadAllStream(requestStream);

// Расшифровать запрос клиента
encryptor.Decrypt(requestStream, decodedStream);
decodedStream.Position = 0;

ServerProcessing result = nextSink.ProcessMessage(sinkStack,
requestMsg, requestHeaders, decodedStream, out responseMsg,
out responseHeaders, out plainStream);

// Зашифровать ответ сервера
responseStream = new MemoryStream();
encryptor.Encrypt(plainStream, responseStream);
responseStream.Position = 0;
//
return result;
}

public void AsyncProcessResponse(IServerResponseChannelSinkStack sinkStack,
Object state, IMessage msg, ITransportHeaders headers, Stream stream)
{
throw new NotSupportedException();
}

public Stream GetResponseStream(IServerResponseChannelSinkStack sinkStack,
Object state, IMessage msg, ITransportHeaders headers)
{
return nextSink.GetResponseStream(sinkStack, state, msg, headers);
}

} // EncryptedServerChannelSink

// Метод синхронной обработки сообщения public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack, IMessage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, out IMessage responseMsg, out ITransportHeaders responseHeaders, out Stream responseStream) { Stream plainStream = null; MemoryStream decodedStream = new MemoryStream(); requestStream = Utils.ReadAllStream(requestStream); // Расшифровать запрос клиента encryptor.Decrypt(requestStream, decodedStream); decodedStream.Position = 0; ServerProcessing result = nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, decodedStream, out responseMsg, out responseHeaders, out plainStream); // Зашифровать ответ сервера responseStream = new MemoryStream(); encryptor.Encrypt(plainStream, responseStream); responseStream.Position = 0; // return result; } public void AsyncProcessResponse(IServerResponseChannelSinkStack sinkStack, Object state, IMessage msg, ITransportHeaders headers, Stream stream) { throw new NotSupportedException(); } public Stream GetResponseStream(IServerResponseChannelSinkStack sinkStack, Object state, IMessage msg, ITransportHeaders headers) { return nextSink.GetResponseStream(sinkStack, state, msg, headers); } } // EncryptedServerChannelSink

Листинг 8.2.

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