A utility driver for doing client/server HTTP transaction...

net/tools/fetch/http_listen_socket.h

+// Copyright (c) 2009 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_BASE_TOOLS_HTTP_LISTEN_SOCKET_H_
+#define NET_BASE_TOOLS_HTTP_LISTEN_SOCKET_H_
+
+#include "base/message_loop.h"
+#include "net/base/listen_socket.h"
+
+class HttpServerRequestInfo;
+class HttpServerResponseInfo;
+
+// Implements a simple HTTP listen socket on top of the raw socket interface.
+class HttpListenSocket : public ListenSocket,
+                         public ListenSocket::ListenSocketDelegate {
+public:
+  class Delegate {
+   public:
+    virtual void OnRequest(HttpListenSocket* connection, 
+                           HttpServerRequestInfo* info) = 0;
+  };
+
+  static HttpListenSocket* Listen(const std::string& ip, int port,
+                                  HttpListenSocket::Delegate* delegate);
+  virtual ~HttpListenSocket();
+
+  void Listen() { ListenSocket::Listen(); }
+  virtual void Accept();
+
+  // Send a server response.
+  // TODO(mbelshe): make this capable of non-ascii data.
+  void Respond(HttpServerResponseInfo* info, std::string& data);
+
+  // ListenSocketDelegate
+  virtual void DidAccept(ListenSocket* server, ListenSocket* connection);
+  virtual void DidRead(ListenSocket* connection, const std::string& data);
+  virtual void DidClose(ListenSocket* sock);
+
+private:
+  static const int kReadBufSize = 16 * 1024;
+  HttpListenSocket(SOCKET s, HttpListenSocket::Delegate* del);
+
+  // Expects the raw data to be stored in recv_data_. If parsing is successful,
+  // will remove the data parsed from recv_data_, leaving only the unused
+  // recv data.
+  HttpServerRequestInfo* ParseHeaders();
+
+  HttpListenSocket::Delegate* delegate_;
+  std::string recv_data_;
+
+  DISALLOW_EVIL_CONSTRUCTORS(HttpListenSocket);
+};
+
+#endif // NET_BASE_TOOLS_HTTP_LISTEN_SOCKET_H_