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/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TALK_BASE_HTTPSERVER_H__
#define TALK_BASE_HTTPSERVER_H__
#include <map>
#include "talk/base/httpbase.h"
namespace talk_base {
class AsyncSocket;
class HttpServer;
class SocketAddress;
//////////////////////////////////////////////////////////////////////
// HttpServer
//////////////////////////////////////////////////////////////////////
const int HTTP_INVALID_CONNECTION_ID = 0;
class HttpTransaction {
public:
HttpTransaction(int connection_id) : connection_id_(connection_id) { }
~HttpTransaction() { }
int connection_id() const { return connection_id_; }
HttpRequestData* request() { return &request_; }
HttpResponseData* response() { return &response_; }
private:
int connection_id_;
HttpRequestData request_;
HttpResponseData response_;
};
class HttpServer {
public:
HttpServer();
virtual ~HttpServer();
int HandleConnection(StreamInterface* stream);
// Due to sigslot issues, we can't destroy some streams at an arbitrary time.
sigslot::signal3<HttpServer*, int, StreamInterface*> SignalConnectionClosed;
// An HTTP request has been made, and is available in the transaction object.
// Populate the transaction's response, and then return the object via the
// Respond method. Note that during this time, ownership of the transaction
// object is transferred, so it may be passed between threads, although
// respond must be called on the server's active thread.
sigslot::signal2<HttpServer*, HttpTransaction*> SignalHttpRequest;
void Respond(HttpTransaction* transaction);
// If you want to know when a request completes, listen to this event.
sigslot::signal3<HttpServer*, HttpTransaction*, int>
SignalHttpRequestComplete;
// Stop processing the connection indicated by connection_id.
// Unless force is true, the server will complete sending a response that is
// in progress.
void Close(int connection_id, bool force);
void CloseAll(bool force);
private:
class Connection : private IHttpNotify {
public:
Connection(int connection_id, HttpServer* server);
virtual ~Connection();
void BeginProcess(StreamInterface* stream);
StreamInterface* EndProcess();
void Respond(HttpTransaction* transaction);
void InitiateClose(bool force);
// IHttpNotify Interface
virtual HttpError onHttpHeaderComplete(bool chunked, size_t& data_size);
virtual void onHttpComplete(HttpMode mode, HttpError err);
virtual void onHttpClosed(HttpError err);
int connection_id_;
HttpServer* server_;
HttpBase base_;
HttpTransaction* current_;
bool signalling_, close_;
};
Connection* Find(int connection_id);
void Remove(int connection_id);
friend class Connection;
typedef std::map<int,Connection*> ConnectionMap;
ConnectionMap connections_;
int next_connection_id_;
};
//////////////////////////////////////////////////////////////////////
class HttpListenServer : public HttpServer, public sigslot::has_slots<> {
public:
HttpListenServer(AsyncSocket* listener);
virtual ~HttpListenServer();
int Listen(const SocketAddress& address);
bool GetAddress(SocketAddress& address);
private:
void OnReadEvent(AsyncSocket* socket);
AsyncSocket* listener_;
};
//////////////////////////////////////////////////////////////////////
} // namespace talk_base
#endif // TALK_BASE_HTTPSERVER_H__
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