网站建设 教学视频,昆明网站建设公司排行,wordpress不支持中文标签,建设工程消防备案查询网站需求#xff1a;软件划分为用户客户端和主播服务端两个软件client.c和server.c 用户客户端负责#xff1a;1.接收用户的昵称2.接收用户输入的信息#xff0c;能够将信息发送给服务端3.接收服务端回复的数据信息,并完成显示主播服务端负责#xff1a;1.对所有加入直播间的用…需求软件划分为用户客户端和主播服务端两个软件client.c和server.c 用户客户端负责1.接收用户的昵称2.接收用户输入的信息能够将信息发送给服务端3.接收服务端回复的数据信息,并完成显示主播服务端负责1.对所有加入直播间的用户的IP地址和端口实现管理加入、退出2.当有新的客户端加入时,能够向所有客户端提示:欢迎 XXX 用户进入直播间3.当有客户端退出时,能够向所有客户端提示:XXX 离开直播间4.能够实现客户端聊天内容的转发,当某个客户端发送聊天信息时,能够将该信息转给除了该用户之外聊天室内所有其余客户端用户head.h文件
#ifndef __HEAD_H__
#define __HEAD_H__#include sys/types.h
#include sys/stat.h
#include sys/wait.h
#include unistd.h
#include fcntl.h
#include stdio.h
#include string.h
#include stdlib.h
#include dirent.h
#include time.h
#include pwd.h
#include grp.h
#include pthread.h
#include semaphore.h
#include signal.h
#include sys/ipc.h
#include sys/msg.h
#include sys/shm.h
#include sys/sem.h
#include sys/socket.h
#include arpa/inet.h
#include netinet/ip.h
#include netinet/in.hstruct address
{int mark;struct sockaddr_in addr;
};struct msgbuf{int type;char name[32];char text[512];
};#define MSG_TYPE_START 100
#define MSG_TYPE_END 200
#define MSG_TYPE_CHAT 300
#define RECV_ADDR 192.168.1.152
#define RECV_PORT 50000#endifclient.c
#include head.hchar name[32] {0};
int sockfd 0;
struct sockaddr_in recvaddr;
pthread_t tid_send; //发线程
pthread_t tid_recv; //收线程void *sendfun(void *arg)
{struct msgbuf sendmsg; ssize_t nsize 0;while (1){memset(sendmsg, 0, sizeof(sendmsg));sendmsg.type MSG_TYPE_CHAT;sprintf(sendmsg.name, %s, name);gets(sendmsg.text);if (!strcmp(sendmsg.text, .quit)){sendmsg.type MSG_TYPE_END;}nsize sendto(sockfd, sendmsg, sizeof(sendmsg), 0, (struct sockaddr *)recvaddr, sizeof(recvaddr));if (-1 nsize){perror(fail to sendto);return NULL;}if (sendmsg.type MSG_TYPE_END){break;}}pthread_cancel(tid_recv);return NULL;
}void *recvfun(void *arg)
{struct msgbuf recvmsg;ssize_t nsize 0;while (1){memset(recvmsg, 0, sizeof(recvmsg));nsize recvfrom(sockfd, recvmsg, sizeof(recvmsg), 0, NULL, NULL);if (-1 nsize){perror(fail to recvfrom);return NULL;}if (recvmsg.type MSG_TYPE_CHAT){printf(%s(%s:%d)%s\n, recvmsg.name, RECV_ADDR, RECV_PORT, recvmsg.text);}else if (recvmsg.type MSG_TYPE_END){break;}}pthread_cancel(tid_send);return NULL;
}int main(void)
{struct msgbuf sendmsg;ssize_t nsize 0;recvaddr.sin_family AF_INET;recvaddr.sin_port htons(RECV_PORT);recvaddr.sin_addr.s_addr inet_addr(RECV_ADDR);printf(请输入您的昵称:\n);gets(name);sockfd socket(AF_INET, SOCK_DGRAM, 0);if (-1 sockfd){perror(fail to socket);return -1;}memset(sendmsg, 0, sizeof(sendmsg));sendmsg.type MSG_TYPE_START;sprintf(sendmsg.name, %s, name);nsize sendto(sockfd, sendmsg, sizeof(sendmsg), 0, (struct sockaddr *)recvaddr, sizeof(recvaddr));if (-1 nsize){perror(fail to sendto);return -1;}pthread_create(tid_send, NULL, sendfun, NULL);pthread_create(tid_recv, NULL, recvfun, NULL);pthread_join(tid_send, NULL);pthread_join(tid_recv, NULL);close(sockfd);return 0;
}server.c
#include head.hstruct address ClientIpList[100];int AddClientIp(struct sockaddr_in TmpAddr)
{int i 0;for(i 0;i 100;i){if(ClientIpList[i].mark 0){ClientIpList[i].addr TmpAddr;ClientIpList[i].mark 1;break;}}return 0;
}
int DelClientIp(struct sockaddr_in TmpAddr)
{int i 0;for(i 0;i 100;i){if(0 memcmp(TmpAddr,ClientIpList[i].addr,sizeof(TmpAddr))){ClientIpList[i].mark 0;break;}}return 0;
}int BoardcastClientIp(int sockfd,struct sockaddr_in TmpAddr,struct msgbuf TmpMes)
{int i 0;ssize_t nsize 0;for(i 0;i 100;i){if(ClientIpList[i].mark 0){continue;}if(0 ! memcmp(TmpAddr,ClientIpList[i].addr,sizeof(TmpAddr))){nsize sendto(sockfd,TmpMes,sizeof(TmpMes),0,(struct sockaddr *)ClientIpList[i].addr,sizeof(ClientIpList[i].addr));if(-1 nsize){continue;}}}return 0;
}int main(void)
{int sockfd 0;int ret 0;ssize_t nsize 0;struct msgbuf recvmes;struct sockaddr_in recvaddr;struct sockaddr_in sendaddr;socklen_t addrlen sizeof(sendaddr);recvaddr.sin_family AF_INET;recvaddr.sin_port htons(RECV_PORT);recvaddr.sin_addr.s_addr INADDR_ANY;sockfd socket(AF_INET, SOCK_DGRAM, 0);if (-1 sockfd){perror(fail to socket);return -1;}ret bind(sockfd, (struct sockaddr *)recvaddr, sizeof(recvaddr));if (-1 ret){perror(fail to bind);return -1;}memset(ClientIpList,0,sizeof(ClientIpList));while (1){memset(recvmes, 0, sizeof(recvmes));nsize recvfrom(sockfd, recvmes, sizeof(recvmes), 0,(struct sockaddr *)sendaddr, addrlen);if (-1 nsize){perror(fail to recvfrom);return -1;}if(recvmes.type MSG_TYPE_START){AddClientIp(sendaddr);recvmes.type MSG_TYPE_CHAT;sprintf(recvmes.text,%s,recvmes.name);}else if (recvmes.type MSG_TYPE_END){DelClientIp(sendaddr);recvmes.type MSG_TYPE_CHAT;sprintf(recvmes.text,%s,recvmes.name);}if (recvmes.type MSG_TYPE_CHAT){BoardcastClientIp(sockfd,sendaddr,recvmes);}}close(sockfd);return 0;
}结果
