blob: 6f6e5a859b6ff59bef1b26b31ba1d2f8f780a015 [file] [log] [blame]
// Copyright (c) 2011 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.
#pragma once
#include <string>
#include <list>
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "net/base/completion_callback.h"
#include "net/base/host_port_pair.h"
#include "net/base/net_log.h"
#include "net/http/http_auth_controller.h"
#include "net/http/http_request_headers.h"
#include "net/http/http_request_info.h"
#include "net/http/http_response_info.h"
#include "net/http/proxy_client_socket.h"
#include "net/spdy/spdy_http_stream.h"
#include "net/spdy/spdy_protocol.h"
#include "net/spdy/spdy_session.h"
#include "net/spdy/spdy_stream.h"
class GURL;
namespace net {
class AddressList;
class ClientSocketHandle;
class HttpStream;
class IOBuffer;
class SpdySession;
class SpdyStream;
class NET_EXPORT_PRIVATE SpdyProxyClientSocket : public ProxyClientSocket,
public SpdyStream::Delegate {
// Create a socket on top of the |spdy_stream| by sending a SYN_STREAM
// CONNECT frame for |endpoint|. After the SYN_REPLY is received,
// any data read/written to the socket will be transferred in data
// frames.
SpdyProxyClientSocket(SpdyStream* spdy_stream,
const std::string& user_agent,
const HostPortPair& endpoint,
const GURL& url,
const HostPortPair& proxy_server,
HttpAuthCache* auth_cache,
HttpAuthHandlerFactory* auth_handler_factory);
// On destruction Disconnect() is called.
virtual ~SpdyProxyClientSocket();
const scoped_refptr<HttpAuthController>& auth_controller() {
return auth_;
// ProxyClientSocket methods:
virtual const HttpResponseInfo* GetConnectResponseInfo() const;
// In the event of a non-200 response to the CONNECT request, this
// method may be called to return an HttpStream in order to read
// the response body.
virtual HttpStream* CreateConnectResponseStream();
// StreamSocket methods:
virtual int Connect(OldCompletionCallback* callback);
virtual void Disconnect();
virtual bool IsConnected() const;
virtual bool IsConnectedAndIdle() const;
virtual const BoundNetLog& NetLog() const;
virtual void SetSubresourceSpeculation();
virtual void SetOmniboxSpeculation();
virtual bool WasEverUsed() const;
virtual bool UsingTCPFastOpen() const;
virtual int64 NumBytesRead() const;
virtual base::TimeDelta GetConnectTimeMicros() const;
// Socket methods:
virtual int Read(IOBuffer* buf, int buf_len, OldCompletionCallback* callback);
virtual int Write(IOBuffer* buf, int buf_len, OldCompletionCallback* callback);
virtual bool SetReceiveBufferSize(int32 size);
virtual bool SetSendBufferSize(int32 size);
virtual int GetPeerAddress(AddressList* address) const;
virtual int GetLocalAddress(IPEndPoint* address) const;
// SpdyStream::Delegate methods:
virtual bool OnSendHeadersComplete(int status);
virtual int OnSendBody();
virtual int OnSendBodyComplete(int status, bool* eof);
virtual int OnResponseReceived(const spdy::SpdyHeaderBlock& response,
base::Time response_time,
int status);
virtual void OnDataReceived(const char* data, int length);
virtual void OnDataSent(int length);
virtual void OnClose(int status);
virtual void set_chunk_callback(ChunkCallback* /*callback*/);
enum State {
void OnIOComplete(int result);
int DoLoop(int last_io_result);
int DoGenerateAuthToken();
int DoGenerateAuthTokenComplete(int result);
int DoSendRequest();
int DoSendRequestComplete(int result);
int DoReadReplyComplete(int result);
// Populates |user_buffer_| with as much read data as possible
// and returns the number of bytes read.
int PopulateUserReadBuffer();
OldCompletionCallbackImpl<SpdyProxyClientSocket> io_callback_;
State next_state_;
// Pointer to the SPDY Stream that this sits on top of.
scoped_refptr<SpdyStream> spdy_stream_;
// Stores the callback to the layer above, called on completing Read() or
// Connect().
OldCompletionCallback* read_callback_;
// Stores the callback to the layer above, called on completing Write().
OldCompletionCallback* write_callback_;
// CONNECT request and response.
HttpRequestInfo request_;
HttpResponseInfo response_;
// The hostname and port of the endpoint. This is not necessarily the one
// specified by the URL, due to Alternate-Protocol or fixed testing ports.
const HostPortPair endpoint_;
scoped_refptr<HttpAuthController> auth_;
// We buffer the response body as it arrives asynchronously from the stream.
std::list<scoped_refptr<DrainableIOBuffer> > read_buffer_;
// User provided buffer for the Read() response.
scoped_refptr<DrainableIOBuffer> user_buffer_;
// User specified number of bytes to be written.
int write_buffer_len_;
// Number of bytes written which have not been confirmed
int write_bytes_outstanding_;
// True if read has ever returned zero for eof.
bool eof_has_been_read_;
// True if the transport socket has ever sent data.
bool was_ever_used_;
scoped_ptr<SpdyHttpStream> response_stream_;
const BoundNetLog net_log_;
} // namespace net