clientsocket.h

wince 下socket实现的HTTP类

/*******************************************************************************
* (C) Copyright 2008 Giant Electronics LTD 
* 
* These computer program listings and specifications are the property of Giant 
* Electronics LTD and shall not be reproduced or copied or used in whole or in 
* part without written permission from Giant Electronics LTD .
*
* Project:      IViewer 
* File Name:	ClientSocket.h 
* Programer(s):	Ben Zhan
* Created:      20080729 
* Description:	interface for encapsulating Wince socket APIs
* This class encapsulates the wince Socket API.
*******************************************************************************/

#if !defined(AFX_CLIENTSOCKET_H__CC4F33C1_8365_4EF2_BE01_9441DC04B93E__INCLUDED_)
#define AFX_CLIENTSOCKET_H__CC4F33C1_8365_4EF2_BE01_9441DC04B93E__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include <Winsock2.h>
//#pragma comment(lib, "WS2_32.LIB")


#define SOCKET_VERSION 2.2
#define S_SOCKET_OK                      0X10
#define E_SOCKET_CLOSE		             0X11
#define E_SOCKET_FAIL                    0X12
#define E_SOCKET_NOT_READY               0x13
#define E_SOCKET_TIMEOUT				 0x14
#define E_SOCKET_CANCEL					 0x15

#define WM_CLIENTSOCKET					 WM_USER + 0x01

enum WAIT_TYPE{
	WAIT_CONNECT = 0,
	WAIT_SEND,
	WAIT_RECV
};



class CClientSocket
{
public:
	CClientSocket();
	virtual ~CClientSocket();
	SOCKET		m_hSocket;
private:
	HANDLE		m_hWaitEvent;
	

public:
	bool		Attach(SOCKET inSock);
	SOCKET		Detach(void);

	//直接调用API，阻塞套接字调用时，当服务端没数据返回，线程将阻塞
	int			recv(char * outBuf, int nLen);

	int			Receive(char * outBuf, int inLen);
	
	int			Send(const char * inData, int nLen);

	bool		Connect(LPCSTR lpszTarget, int iPort, HANDLE hCancelEvent=NULL);
	void		Disconnect(void);
	

	int			WaitForSocket(WAIT_TYPE waitType,int nSecs=20,HANDLE hCancelEvent = NULL);

	void		SetRecvTimeout (DWORD dwTime=10000) ; //设置接收超时
	void		SetSendTimeout (DWORD dwTime=10000) ; //设置发送超时
	void		SetConnectTimeout (DWORD dwTime=10000) ;//设置连接超时，调用了此函数，套接字变成非阻塞


	void		AsyncSelect (long lEvent , HWND hWnd) ; //异步选择
	void		SetBlock (BOOL bBlock) ;              //阻塞设置，默认为阻塞
	static BOOL SocketInit();
private:
	DWORD		m_dwConnectTimeout ;
	DWORD		m_dwRecvTimeout ;
	DWORD		m_dwSendTimeout ;
	long		m_lEventSelected ; 
	BOOL		m_bBlock ;
	HWND		m_hWnd ;
	
};
#endif // !defined(AFX_CLIENTSOCKET_H__CC4F33C1_8365_4EF2_BE01_9441DC04B93E__INCLUDED_)