win32socketserver.h

本人收集整理的一份c/c++跨平台网络库

#ifndef UTILS_BASE_WIN32SOCKETSERVER_H_
#define UTILS_BASE_WIN32SOCKETSERVER_H_

#ifdef WIN32

#include "messagequeue.h"
#include "socketserver.h"
#include "socketfactory.h"
#include "socket.h"
#include "asyncsocket.h"

namespace utils_base {

///////////////////////////////////////////////////////////////////////////////
// Win32Socket
///////////////////////////////////////////////////////////////////////////////

class Win32Socket : public utils_base::AsyncSocket {
public:
  Win32Socket();
  virtual ~Win32Socket();

  int Attach(SOCKET s);
  void SetTimeout(int ms);

  // AsyncSocket Interface
  virtual SocketAddress GetLocalAddress() const;
  virtual SocketAddress GetRemoteAddress() const;
  virtual int Bind(const SocketAddress& addr);
  virtual int Connect(const SocketAddress& addr);
  virtual int Send(const void *pv, size_t cb);
  virtual int SendTo(const void *pv, size_t cb, const SocketAddress& addr);
  virtual int Recv(void *pv, size_t cb);
  virtual int RecvFrom(void *pv, size_t cb, SocketAddress *paddr);
  virtual int Listen(int backlog);
  virtual Socket *Accept(SocketAddress *paddr);
  virtual int Close();
  virtual int GetError() const;
  virtual void SetError(int error);
  virtual ConnState GetState() const;
  virtual int EstimateMTU(uint16* mtu);
  virtual int SetOption(Option opt, int value);

private:
  bool Create(long events);
  void UpdateLastError();
  
  int DoConnect(const sockaddr_in& addr);
  void OnSocketNotify(int event, int error);
  void OnDnsNotify(int ip, int error);

  sockaddr_in addr_;         // address that we connected to (see DoConnect)
  SOCKET socket_;
  int error_;
  uint32 connect_time_;
  ConnState state_;
  bool signal_close_;

  class EventSink;
  friend class EventSink;
  EventSink * sink_;

  struct DnsLookup;
  DnsLookup * dns_;
};

///////////////////////////////////////////////////////////////////////////////
// Win32SocketServer
///////////////////////////////////////////////////////////////////////////////

class Win32SocketServer : public SocketServer {
public:
  Win32SocketServer(MessageQueue *message_queue);
  virtual ~Win32SocketServer();

  // SocketServer Interface
  virtual Socket* CreateSocket(int type);
  virtual AsyncSocket* CreateAsyncSocket(int type);
  virtual bool Wait(int cms, bool process_io);
  virtual void WakeUp();

  void Pump();

private:
  void CreateDummyWindow();

  MessageQueue *message_queue_;
  HWND hwnd_;
};

///////////////////////////////////////////////////////////////////////////////

} // namespace utils_base

#endif  // WIN32

#endif  // UTILS_BASE_WIN32SOCKETSERVER_H_