63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*************************************************************************
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> File Name : ipc_unix_socket_server.c
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> Author : TL Song
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> EMail : songtianlun@frytea.com
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> Created Time : Thu 31 Dec 2020 08:55:11 AM CST
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************************************************************************/
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/un.h>
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const char path[]="/tmp/server";
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int main(){
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int server_fd,client_fd;
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struct sockaddr_un server_addr, client_addr;
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unlink(path);
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server_fd = socket(AF_UNIX,SOCK_STREAM,0);
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if(server_fd == -1){
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perror("socket: ");
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exit(1);
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}
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server_addr.sun_family=AF_UNIX;
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strcpy(server_addr.sun_path,path);
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if(bind(server_fd,(struct sockaddr *)&server_addr,sizeof(server_addr))==-1){
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perror("bind: ");
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exit(1);
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}
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listen(server_fd,10); //server listen most 10 requests.
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puts("server is listening: ");
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int client_len=sizeof(client_addr);
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client_fd=accept(server_fd,(struct sockaddr *)&client_addr,(int *)&client_len);
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if(client_fd == -1){
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perror("accept: ");
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exit(1);
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}
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char recv[105], send[105];
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int i;
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while(1){
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memset(recv,0,sizeof(recv));
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if(read(client_fd,recv,105)==-1){
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perror("read: ");
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break;
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}
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if(strcmp(recv,"end\n")==0){
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printf("the server process end.\n");
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break;
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}
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printf("recv message from client: %s",recv);
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memset(send,0,sizeof(send));
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if(read(STDIN_FILENO,send,sizeof(send))==-1){
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perror("read: ");
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break;
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}
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if(write(client_fd,send,strlen(send))==-1){
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perror("write: ");
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break;
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}
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}
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close(server_fd);
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unlink(path);
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}
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