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// **********************************************************************
//
// Copyright (c) 2003-present ZeroC, Inc. All rights reserved.
//
// **********************************************************************
#ifndef ICESSL_SCHANNELTRANSCEIVER_I_H
#define ICESSL_SCHANNELTRANSCEIVER_I_H
#ifdef _WIN32
#include <IceSSL/Config.h>
#include <IceSSL/InstanceF.h>
#include <IceSSL/Plugin.h>
#include <IceSSL/SChannelEngineF.h>
#include <Ice/Transceiver.h>
#include <Ice/Network.h>
#include <Ice/Buffer.h>
#include <Ice/StreamSocket.h>
#include <Ice/WSTransceiver.h>
#ifdef SECURITY_WIN32
# undef SECURITY_WIN32
#endif
#ifdef SECURITY_KERNEL
# undef SECURITY_KERNEL
#endif
#define SECURITY_WIN32 1
#include <security.h>
#include <sspi.h>
#include <schannel.h>
#undef SECURITY_WIN32
namespace IceSSL
{
namespace SChannel
{
class TransceiverI : public IceInternal::Transceiver
{
public:
virtual IceInternal::NativeInfoPtr getNativeInfo();
virtual IceInternal::SocketOperation initialize(IceInternal::Buffer&, IceInternal::Buffer&);
virtual IceInternal::SocketOperation closing(bool, const Ice::LocalException&);
virtual void close();
virtual IceInternal::SocketOperation write(IceInternal::Buffer&);
virtual IceInternal::SocketOperation read(IceInternal::Buffer&);
#ifdef ICE_USE_IOCP
virtual bool startWrite(IceInternal::Buffer&);
virtual void finishWrite(IceInternal::Buffer&);
virtual void startRead(IceInternal::Buffer&);
virtual void finishRead(IceInternal::Buffer&);
#endif
virtual std::string protocol() const;
virtual std::string toString() const;
virtual std::string toDetailedString() const;
virtual Ice::ConnectionInfoPtr getInfo() const;
virtual void checkSendSize(const IceInternal::Buffer&);
virtual void setBufferSize(int rcvSize, int sndSize);
private:
TransceiverI(const InstancePtr&, const IceInternal::TransceiverPtr&, const std::string&, bool);
virtual ~TransceiverI();
IceInternal::SocketOperation sslHandshake();
size_t decryptMessage(IceInternal::Buffer&);
size_t encryptMessage(IceInternal::Buffer&);
bool writeRaw(IceInternal::Buffer&);
bool readRaw(IceInternal::Buffer&);
friend class IceSSL::SChannel::SSLEngine;
enum State
{
StateNotInitialized,
StateHandshakeNotStarted,
StateHandshakeReadContinue,
StateHandshakeWriteContinue,
StateHandshakeComplete
};
const InstancePtr _instance;
const IceSSL::SChannel::SSLEnginePtr _engine;
const std::string _host;
const std::string _adapterName;
const bool _incoming;
const IceInternal::TransceiverPtr _delegate;
State _state;
//
// Buffered encrypted data that has not been written.
//
IceInternal::Buffer _writeBuffer;
size_t _bufferedW;
//
// Buffered data that has not been decrypted.
//
IceInternal::Buffer _readBuffer;
//
// Buffered data that was decrypted but not yet processed.
//
IceInternal::Buffer _readUnprocessed;
CtxtHandle _ssl;
bool _sslInitialized;
CredHandle _credentials;
bool _credentialsInitialized;
SecPkgContext_StreamSizes _sizes;
std::string _cipher;
std::vector<IceSSL::CertificatePtr> _certs;
bool _verified;
};
typedef IceUtil::Handle<TransceiverI> TransceiverIPtr;
} // SChannel namespace end
} // IceSSL namespace end
#endif
#endif
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