1 // Copyright 2013 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 #include "net/http/http_basic_state.h"
6
7 #include "base/basictypes.h"
8 #include "base/logging.h"
9 #include "net/base/io_buffer.h"
10 #include "net/http/http_request_info.h"
11 #include "net/http/http_response_body_drainer.h"
12 #include "net/http/http_stream_parser.h"
13 #include "net/http/http_util.h"
14 #include "net/socket/client_socket_handle.h"
15 #include "url/gurl.h"
16
17 namespace net {
18
HttpBasicState(ClientSocketHandle * connection,bool using_proxy)19 HttpBasicState::HttpBasicState(ClientSocketHandle* connection, bool using_proxy)
20 : read_buf_(new GrowableIOBuffer()),
21 connection_(connection),
22 using_proxy_(using_proxy),
23 request_info_(NULL) {}
24
~HttpBasicState()25 HttpBasicState::~HttpBasicState() {}
26
Initialize(const HttpRequestInfo * request_info,RequestPriority priority,const BoundNetLog & net_log,const CompletionCallback & callback)27 int HttpBasicState::Initialize(const HttpRequestInfo* request_info,
28 RequestPriority priority,
29 const BoundNetLog& net_log,
30 const CompletionCallback& callback) {
31 DCHECK(!parser_.get());
32 request_info_ = request_info;
33 parser_.reset(new HttpStreamParser(
34 connection_.get(), request_info, read_buf_.get(), net_log));
35 return OK;
36 }
37
ReleaseConnection()38 scoped_ptr<ClientSocketHandle> HttpBasicState::ReleaseConnection() {
39 return connection_.Pass();
40 }
41
read_buf() const42 scoped_refptr<GrowableIOBuffer> HttpBasicState::read_buf() const {
43 return read_buf_;
44 }
45
DeleteParser()46 void HttpBasicState::DeleteParser() { parser_.reset(); }
47
GenerateRequestLine() const48 std::string HttpBasicState::GenerateRequestLine() const {
49 static const char kSuffix[] = " HTTP/1.1\r\n";
50 const size_t kSuffixLen = arraysize(kSuffix) - 1;
51 DCHECK(request_info_);
52 const GURL& url = request_info_->url;
53 const std::string path = using_proxy_ ? HttpUtil::SpecForRequest(url)
54 : HttpUtil::PathForRequest(url);
55 // Don't use StringPrintf for concatenation because it is very inefficient.
56 std::string request_line;
57 const size_t expected_size = request_info_->method.size() + 1 + path.size() +
58 kSuffixLen;
59 request_line.reserve(expected_size);
60 request_line.append(request_info_->method);
61 request_line.append(1, ' ');
62 request_line.append(path);
63 request_line.append(kSuffix, kSuffixLen);
64 DCHECK_EQ(expected_size, request_line.size());
65 return request_line;
66 }
67
68 } // namespace net
69