serverbysocketdlg.h

自己编写的SOCKET程序 源码有详尽的注释 可以用来学习C/S程序的编写方法

// ServerBySocketDlg.h : header file
//

#if !defined(AFX_SERVERBYSOCKETDLG_H__5F4761E7_4D2E_4891_B785_27822568EF3C__INCLUDED_)
#define AFX_SERVERBYSOCKETDLG_H__5F4761E7_4D2E_4891_B785_27822568EF3C__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CServerBySocketDlg dialog
#define CLNT_MAX_NUM 9//定义9个是demo方便，因为0-8，1-9都是标准的ASCII字符，可以直接转化显示在界面:)20061123
#define NETWORK_EVENT WM_USER + 0x0105 //定义网络事件
#define NETWORK_LOG WM_USER + 0x0106 //定义网络事件
#define NETWORK_LOG_UDP WM_USER + 0x0107 //定义网络事件

typedef unsigned char uchar;
typedef unsigned short usint;
typedef unsigned long ulint;

typedef struct client_sock {//存储返回socket等对端信息的结构体
	SOCKET Sock;
	SOCKADDR_IN addr;
	int addr_len;
	uchar inuse;
} client_sock;

class CServerBySocketDlg : public CDialog
{
// Construction
public:
	CServerBySocketDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	client_sock ClientSock[CLNT_MAX_NUM]; //存储由accept返回的与客户端通信的Socket等结构信息的数组20061123
	client_sock ClientSock_U;//其实这里就是元素-->ClientSock[CLNT_MAX_NUM]，因为sock放在第一个位置Abel.20081203
	client_sock ClientSock_Abandon;
	int total_conn;
	usint U_port;
	int FindFirstEmpty(client_sock* in);//发现首个空连接池
	int FindSockNo(client_sock* in, SOCKET s);//发现Socket在S数组中的编号20061123
	void CloseClientSocket(client_sock* in);//关闭所有子连接
	WSADATA WSAData;
	SOCKET ServerSock;
	SOCKET ServerSock_U;
	struct hostent *pHost;
	char LocalName[16];
	int nSele;
	SOCKADDR_IN addr_in;//此两个结构体必须前定义，全类全局共享20061123
	SOCKADDR_IN addr_in_udp;
	CString sCal_expression;
	BOOL InitNetwork(); //初始化网络函数
	//各种网络异步事件的处理函数//
	void OnClose(SOCKET CurSock); //对端Socket断开
	void OnSend(SOCKET CurSock); //发送网络数据包
	void OnReceive(SOCKET CurSock); //网络数据包到达
	void OnAccept(SOCKET CurSock); //客户端连接请求
	void OnNetEvent(WPARAM wParam, LPARAM lParam); //异步事件回调函数
	void OnLogDisp(WPARAM wParam, LPARAM lParam); //异步事件回调函数
	void OnLogDisp_UDP(WPARAM wParam, LPARAM lParam); //异步事件回调函数
	void OnResum();//中断恢复
	//{{AFX_DATA(CServerBySocketDlg)
	enum { IDD = IDD_SERVERBYSOCKET_DIALOG };
	CEdit	m_catlog_udp;
	CEdit	m_catlog;
	CComboBox	m_iplist;
	int		m_port;
	CString	m_connstat;
	CString	m_curlog;
	CString	m_catlog_txt;
	int		m_UDP_PORT;
	CString	m_catlog_udp_txt;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CServerBySocketDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CServerBySocketDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnClose();
	afx_msg void On_Stopserv();
	afx_msg void On_Startserv();
	afx_msg void OnBindTcpPort();
	afx_msg void OnStartservUdp();
	afx_msg void OnStopservUdp();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_SERVERBYSOCKETDLG_H__5F4761E7_4D2E_4891_B785_27822568EF3C__INCLUDED_)