bdCloud_Server.cpp

#include"bdCloud_Lib.h"
#include "bdCloud_Lib.c"
int main()
{
    int sockfd;
    int sock_fd;
    struct sockaddr_in server_addr;
    struct sockaddr_in client_addr;
    int addrlen = sizeof(struct sockaddr);
    socklen_t addrinlen = sizeof(struct sockaddr_in);
    int recvbytes;
    char buf[MAX_BUF_SIZE];
    //服务器创建套接字
    if((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
    {
        perror("Error: fail to create socket!\n") ;
		exit(1);
    }
    //服务器填充sockaddr结构
    bzero(&server_addr, addrinlen);
    server_addr.sin_family = AF_INET;
    //server_addr.sin_addr.s_addr = htonl(INADDR_ANY);//INADDR_ANY表示可以接收任意IP地址的数据，即绑定所有的IP
    server_addr.sin_addr.s_addr = htonl(INADDR_ANY);//用于绑定到一个固定的IP，inet_addr用于把数字加格式的IP转化为整形IP
    server_addr.sin_port = htons(PORT);
    //绑定socket到IP地址
    if(bind(sockfd, (struct sockaddr *)&server_addr, addrlen) < 0)
    {
        perror("Error: fail to bind!\n");
		exit(1);
    }

    //设置允许连接的最大客户端数目
    if(listen(sockfd, MAX_CONNECT) < 0)
    {
        perror("Error: fail to listen!\n");
		exit(1);
    }
    printf("bdCloud_Server is running.\n");
    while(1)
    {
        //建立连接
		if((sock_fd = accept(sockfd, (struct sockaddr *)&client_addr, &addrinlen)) < 0)
		{
            perror("Error: fail to accept!\n");
			exit(1);
		}
		else
		{
			printf("%s is connected!\n",inet_ntoa(client_addr.sin_addr));
		}
		if(fork() == 0)
		{
			int auth=-1;
			bzero(buf,sizeof(buf));
			switch (recv_header(sock_fd,buf,&auth))
			{
				case 0:{
					break;
				}
				case 1:{
					break;
				}
				case 2:{

					break;
				}
				case 3:{

					break;
				}
				case 4:{
					break;
				}
				default:{
					buf[0]='0';
					if(send(sock_fd,buf,MAX_BUF_SIZE,0)<0)
					{
						perror("Error: fail to send!\n");
						exit(1);
					}
					break;
				}
			}

			/*
			if((recvbytes = recv(sock_fd, buf, 1024, 0)) < 0)
			{
		        fprintf(stderr, "recv error:%s\n", strerror(errno));
			    exit(1);
			}
            buf[recvbytes] = '\0';
            printf("buf is %s\n", buf);
			close(sockfd);
			close(sock_fd);
		    exit(0);
		    */
		    close(sockfd);
			close(sock_fd);
		    exit(0);
		}
		else
		{
		    //通讯结束
	        close(sock_fd);
	    }
	}

		//关闭
	close(sockfd);
    return 0;
}