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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// A client specific QuicSession subclass. This class owns the underlying
// QuicConnection and QuicConnectionHelper objects. The connection stores
// a non-owning pointer to the helper so this session needs to ensure that
// the helper outlives the connection.
#ifndef NET_QUIC_QUIC_CLIENT_SESSION_H_
#define NET_QUIC_QUIC_CLIENT_SESSION_H_
#include <string>
#include "base/hash_tables.h"
#include "net/base/completion_callback.h"
#include "net/quic/quic_crypto_client_stream.h"
#include "net/quic/quic_reliable_client_stream.h"
#include "net/quic/quic_session.h"
namespace net {
class QuicConnectionHelper;
class QuicStreamFactory;
class NET_EXPORT_PRIVATE QuicClientSession : public QuicSession {
public:
// Constructs a new session which will own |connection| and |helper|, but
// not |stream_factory|, which must outlive this session.
// TODO(rch): decouple the factory from the session via a Delegate interface.
QuicClientSession(QuicConnection* connection,
QuicConnectionHelper* helper,
QuicStreamFactory* stream_factory,
const std::string& server_hostname);
virtual ~QuicClientSession();
// QuicSession methods:
virtual QuicReliableClientStream* CreateOutgoingReliableStream() OVERRIDE;
virtual QuicCryptoClientStream* GetCryptoStream() OVERRIDE;
virtual void CloseStream(QuicStreamId stream_id) OVERRIDE;
virtual void OnCryptoHandshakeComplete(QuicErrorCode error) OVERRIDE;
// Performs a crypto handshake with the server.
int CryptoConnect(const CompletionCallback& callback);
// Causes the QuicConnectionHelper to start reading from the socket
// and passing the data along to the QuicConnection.
void StartReading();
// Close the session because of |error|.
void CloseSessionOnError(int error);
base::Value* GetInfoAsValue(const HostPortPair& pair) const;
protected:
// QuicSession methods:
virtual ReliableQuicStream* CreateIncomingReliableStream(
QuicStreamId id) OVERRIDE;
private:
// A completion callback invoked when a read completes.
void OnReadComplete(int result);
base::WeakPtrFactory<QuicClientSession> weak_factory_;
QuicCryptoClientStream crypto_stream_;
scoped_ptr<QuicConnectionHelper> helper_;
QuicStreamFactory* stream_factory_;
scoped_refptr<IOBufferWithSize> read_buffer_;
bool read_pending_;
CompletionCallback callback_;
DISALLOW_COPY_AND_ASSIGN(QuicClientSession);
};
} // namespace net
#endif // NET_QUIC_QUIC_CLIENT_SESSION_H_
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