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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 //
      5 // HttpBasicStream is a simple implementation of HttpStream.  It assumes it is
      6 // not sharing a sharing with any other HttpStreams, therefore it just reads and
      7 // writes directly to the Http Stream.
      8 
      9 #ifndef NET_HTTP_HTTP_BASIC_STREAM_H_
     10 #define NET_HTTP_HTTP_BASIC_STREAM_H_
     11 #pragma once
     12 
     13 #include <string>
     14 
     15 #include "base/basictypes.h"
     16 #include "base/memory/scoped_ptr.h"
     17 #include "net/http/http_stream.h"
     18 
     19 namespace net {
     20 
     21 class BoundNetLog;
     22 class ClientSocketHandle;
     23 class GrowableIOBuffer;
     24 class HttpResponseInfo;
     25 struct HttpRequestInfo;
     26 class HttpRequestHeaders;
     27 class HttpStreamParser;
     28 class IOBuffer;
     29 class UploadDataStream;
     30 
     31 class HttpBasicStream : public HttpStream {
     32  public:
     33   // Constructs a new HttpBasicStream.  If |parser| is NULL, then
     34   // InitializeStream should be called to initialize it correctly.  If
     35   // |parser| is non-null, then InitializeStream should not be called,
     36   // as the stream is already initialized.
     37   HttpBasicStream(ClientSocketHandle* connection,
     38                   HttpStreamParser* parser,
     39                   bool using_proxy);
     40   virtual ~HttpBasicStream();
     41 
     42   // HttpStream methods:
     43   virtual int InitializeStream(const HttpRequestInfo* request_info,
     44                                const BoundNetLog& net_log,
     45                                CompletionCallback* callback) OVERRIDE;
     46 
     47   virtual int SendRequest(const HttpRequestHeaders& headers,
     48                           UploadDataStream* request_body,
     49                           HttpResponseInfo* response,
     50                           CompletionCallback* callback) OVERRIDE;
     51 
     52   virtual uint64 GetUploadProgress() const OVERRIDE;
     53 
     54   virtual int ReadResponseHeaders(CompletionCallback* callback) OVERRIDE;
     55 
     56   virtual const HttpResponseInfo* GetResponseInfo() const OVERRIDE;
     57 
     58   virtual int ReadResponseBody(IOBuffer* buf, int buf_len,
     59                                CompletionCallback* callback) OVERRIDE;
     60 
     61   virtual void Close(bool not_reusable) OVERRIDE;
     62 
     63   virtual HttpStream* RenewStreamForAuth() OVERRIDE;
     64 
     65   virtual bool IsResponseBodyComplete() const OVERRIDE;
     66 
     67   virtual bool CanFindEndOfResponse() const OVERRIDE;
     68 
     69   virtual bool IsMoreDataBuffered() const OVERRIDE;
     70 
     71   virtual bool IsConnectionReused() const OVERRIDE;
     72 
     73   virtual void SetConnectionReused() OVERRIDE;
     74 
     75   virtual bool IsConnectionReusable() const OVERRIDE;
     76 
     77   virtual void GetSSLInfo(SSLInfo* ssl_info) OVERRIDE;
     78 
     79   virtual void GetSSLCertRequestInfo(
     80       SSLCertRequestInfo* cert_request_info) OVERRIDE;
     81 
     82   virtual bool IsSpdyHttpStream() const OVERRIDE;
     83 
     84  private:
     85   scoped_refptr<GrowableIOBuffer> read_buf_;
     86 
     87   scoped_ptr<HttpStreamParser> parser_;
     88 
     89   scoped_ptr<ClientSocketHandle> connection_;
     90 
     91   bool using_proxy_;
     92 
     93   std::string request_line_;
     94 
     95   const HttpRequestInfo* request_info_;
     96 
     97   DISALLOW_COPY_AND_ASSIGN(HttpBasicStream);
     98 };
     99 
    100 }  // namespace net
    101 
    102 #endif  // NET_HTTP_HTTP_BASIC_STREAM_H_
    103