HttpServer: Handling of multiple header fields with the same name and multiple values of "Connectio…

net/server/http_server_request_info.h

 // 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.
 
 #ifndef NET_SERVER_HTTP_SERVER_REQUEST_INFO_H_
 #define NET_SERVER_HTTP_SERVER_REQUEST_INFO_H_
 
 #include <map>
 #include <string>
 
 #include "net/base/ip_endpoint.h"
 
 namespace net {
 
 // Meta information about an HTTP request.
 // This is geared toward servers in that it keeps a map of the headers and
 // values rather than just a list of header strings (which net::HttpRequestInfo
 // does).
 class HttpServerRequestInfo {
  public:
   HttpServerRequestInfo();
   ~HttpServerRequestInfo();
 
   // Returns header value for given header name. |header_name| should be
   // lower case.
   std::string GetHeaderValue(const std::string& header_name) const;
 
+  // Checks for item in comma-separated header value for given header name.
+  // Both |header_name| and |header_value| should be lower case.
+  bool HasHeaderValue(
+      const std::string& header_name,
+      const std::string& header_value) const;
+
   // Request peer address.
   IPEndPoint peer;
 
   // Request method.
   std::string method;
 
   // Request line.
   std::string path;
 
   // Request data.
   std::string data;
 
   // A map of the names -> values for HTTP headers. These should always
   // contain lower case field names.
   typedef std::map<std::string, std::string> HeadersMap;
   mutable HeadersMap headers;
 };
 
 }  // namespace net
 
 #endif  // NET_SERVER_HTTP_SERVER_REQUEST_INFO_H_