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| 1 // Copyright (c) 2010 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_proxy_utils.h" |
| 6 |
| 7 #include "base/string_util.h" |
| 8 #include "googleurl/src/gurl.h" |
| 9 #include "net/base/host_port_pair.h" |
| 10 #include "net/base/net_util.h" |
| 11 #include "net/http/http_request_info.h" |
| 12 |
| 13 namespace net { |
| 14 |
| 15 void BuildTunnelRequest( |
| 16 const HttpRequestInfo& request_info, |
| 17 const HttpRequestHeaders& auth_headers, |
| 18 const HostPortPair& endpoint, |
| 19 std::string* request_line, |
| 20 HttpRequestHeaders* request_headers) { |
| 21 // RFC 2616 Section 9 says the Host request-header field MUST accompany all |
| 22 // HTTP/1.1 requests. Add "Proxy-Connection: keep-alive" for compat with |
| 23 // HTTP/1.0 proxies such as Squid (required for NTLM authentication). |
| 24 *request_line = StringPrintf( |
| 25 "CONNECT %s HTTP/1.1\r\n", endpoint.ToString().c_str()); |
| 26 request_headers->SetHeader(HttpRequestHeaders::kHost, |
| 27 GetHostAndOptionalPort(request_info.url)); |
| 28 request_headers->SetHeader(HttpRequestHeaders::kProxyConnection, |
| 29 "keep-alive"); |
| 30 |
| 31 std::string user_agent; |
| 32 if (request_info.extra_headers.GetHeader(HttpRequestHeaders::kUserAgent, |
| 33 &user_agent)) |
| 34 request_headers->SetHeader(HttpRequestHeaders::kUserAgent, user_agent); |
| 35 |
| 36 request_headers->MergeFrom(auth_headers); |
| 37 } |
| 38 |
| 39 } // namespace net |
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