serversock.h

这个是服务器端的代码

/**********************************************************************************************
* Copyright (c) 1994,合肥合能电气有限责任公司
* All rights reserved.
*
* 文件名称： serversock.h
* 文件标识： 
* 摘要：     socket服务器端
*
* 当前版本： 1.0
* 作者：     Highmayor
* 完成日期： 2005年7月18日
*
* 取代版本： 1.0
* 原作者：   Highmayor
* 完成日期： 2005年7月18日
***********************************************************************************************/
#ifndef _SERVERSOCK_H_
#define _SERVERSOCK_H_

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <memory.h>
#include <assert.h>
#include "evardef.h"
#include "mytype.h"

#if defined (WIN32)
#include <winsock2.h>
#elif defined (LINUX)
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <netinet/in.h>
#include <errno.h>
#include <unistd.h>
#include <time.h>
#include <sys/time.h>
#include <error.h>
#include <netdb.h>
#include "sockdef.h"
#endif

//detailed information of every client
typedef struct ClientOnline
{
    char ClientIP[16];//IP of client, the ClientIP[15] must be set to '\0'
    //int ClientPort;   //port of client,default is 1024 in current version
    int ClientSock;   //socket no. of client
} ClientOnline;

//manage all sockets,include the daemon socket
//use struct SocketsMsg to save the information of readfds,writefds,exceptfds
typedef struct ServerSockets
{
    int DaemonSock;                //the socket to listen
    int DaemonPort;                 //the port to listen
    int RequestNum;                 //the number of client socket which is waitting for connecting  
    int clientcount;                  //count of all onlined client socket
    ClientOnline clientonline[64];      //client information
    fd_set readfds, writefds, exceptfds;  //set of every client socket's attribute
    int ReadNum;          //the number of client socket that can be read
    int ReadQueue[64];     //the sn. of client socket that can be read in the array clientonline[64]
    int WriteNum;         //the number of client socket that can be write
    int WriteQueue[64];    //the sn. of client socket that can be write in the array clientonline[64]
    int ExceptNum;        //the number of client socket that be exception
    int ExceptQueue[64];   //the sn. of client socket that be exception the array clientonline[64]    
} ServerSockets;

void InitServerSocks(ServerSockets *ssockets);
MYBOOL mylisten(SOCKET s, int backlog);
int InitSocketsStruct(char * servicename, char * protocol, ServerSockets *ssockets);
int InitPassiveSock(char * servicename, char * protocol, ServerSockets *ssockets);
void CloseMainSock(ServerSockets *ssockets);
int CreateConnection(struct in_addr *sin_addr, ServerSockets *ssocket);
int MyAccept(ServerSockets *ssocket);
MYBOOL CloseConnection(int Sockno, ServerSockets *ssocket);
int QuerySockets(ServerSockets *ssocket);
int SendPacket(int Sockno, void *buf, int len, ServerSockets *ssocket);
int RecvPacket(int Sockno, void *buf, int size, ServerSockets *ssocket);
void FilterDoubleClient(ServerSockets *ssocket, struct sockaddr_in * doubleaddr);

#endif