client serveur

#include<stdio.h>
#include<sys/un.h>
#include<sys/socket.h>
#include<sys/types.h>
#define max 256
main(int argc,char *argv[])
{
 static struct sockaddr_un cli_addr,serv_addr;
 int i;
 int sockfd;
 int servlen;
 char sendline[256];
 char recv[256];
 int newsockfd;
 int clilen;
 if((sockfd=socket(AF_UNIX,SOCK_STREAM,0))<0)
    printf("erreur creation de socket\n");
 serv_addr.sun_family=AF_UNIX;
 bcopy(argv[1],serv_addr.sun_path,strlen(argv[1]));
 servlen=strlen(serv_addr.sun_path)+sizeof(serv_addr.sun_family);
 //cote client
 if(connect(sockfd,(struct sockaddr *)&serv_addr,servlen)<0)
    printf("error de connexion \n");
while( strcmp(sendline,"bye")!=0)
{
 //envoyer l'info
 gets(sendline);
 write(sockfd,sendline,sizeof(sendline));
//resevoire l'info2
 read(sockfd,recv,max);
 printf("serveur dit: %s\n",recv);
}

 
close(sockfd);
 exit(0);

}

#include<stdio.h>
#include<sys/socket.h>
#include<sys/types.h>
#include<sys/un.h>
main(int argc,char* argv[])
{
 static struct sockaddr_un cli_addr,serv_addr;
 int i;
 int sockfd;// declaratoon des variable et construteur
 int newsockfd;
 int clilen;
 int servlen;
 int max=250;
 char recvline[256];
 char c;
 char send[256];
 if((sockfd=socket(AF_UNIX,SOCK_STREAM,0))<0)
  printf("error socket\n");
 serv_addr.sun_family=AF_UNIX;
 printf("le chemin est %s\n",argv[1]);//
 bcopy(argv[1],serv_addr.sun_path,strlen(argv[1]));
 servlen=strlen(serv_addr.sun_path)+sizeof(serv_addr.sun_family);
 //cote serveur
 if(bind(sockfd,(struct sockaddr *)&serv_addr,sizeof(serv_addr))<0)
    perror("bind");
 listen(sockfd,1);
 clilen=sizeof(cli_addr);
 newsockfd=accept(sockfd,(struct sockaddr *)&cli_addr,&clilen);
 if(newsockfd<0)
 {
  printf("accept error\n");
  exit(0);
 }
 printf("connexion acceptée\n");
while(strcmp(send,"bye")!=0)
{
 //recevoire l'info
 read(newsockfd,recvline,max);
 printf("client dit:%s\n",recvline);
 //envoyer l'info2
 gets(send);
 write(newsockfd,send,sizeof(send));
 read(newsockfd,recvline,max);
}

 
//fermer la connexion
 close(newsockfd);
}