#include <sys/types.h>
  #include <sys/socket.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <unistd.h>
  #include <string.h>
  #include <netdb.h>
  #include <arpa/inet.h>

  #include <poll.h>

  #define MAX_BUFF 100
  

  
  int connexionServeur(char* host, char* service)
  {
  	int sock_fd;
  
  	struct addrinfo precisions, *resultat=NULL, *origine; // On stocke dans précisions nos besoins pour le socket, dans resultat l'adresse qui respectera les requêtes
  
  	memset(&precisions, 0, sizeof precisions);
  	precisions.ai_family = AF_UNSPEC;
  	precisions.ai_socktype = SOCK_STREAM;
  	
  	if(getaddrinfo(host, service, &precisions, &origine)<0) { fprintf(stderr, "Erreur getaddrinfo\n"); return(-1); }
  	
  	int n=0;
  	
  	for(struct addrinfo* i=origine; i!=NULL && resultat==NULL; i=i->ai_next)
  	{
  		printf("%d - ", n);
  		if(i->ai_family==AF_INET)
  		{
  			resultat=i;
  			printf("Test : %d", origine->ai_addrlen);
  		}
  
  		printf("\n");	
  		n++;
  	}
  
  	struct sockaddr_in* test=(struct sockaddr_in*)(resultat->ai_addr);
  	printf("Addr : %x\n", test->sin_addr.s_addr);
  	if((sock_fd=socket(resultat->ai_family, resultat->ai_socktype, resultat->ai_protocol))<0) { fprintf(stderr, "Erreur socket\n"); return(-1); }
  
  	if(connect(sock_fd, resultat->ai_addr, resultat->ai_addrlen) < 0) return(-1);
  	
  	freeaddrinfo(origine);
  	
  	return sock_fd;
  }
  
  
  int main(void)
  {
  	int sock_fd = connexionServeur("localhost", "2020");
  	if(sock_fd<0) { fprintf(stderr, "Erreur connexionServeur\n"); return(-1); }

  
  	FILE* sockfd_stream = fdopen(sock_fd, "a+");
  
  	while(1)
  	{
  		fprintf(sockfd_stream, "YES !!! ");	
  	}
  
  	shutdown(sock_fd, SHUT_RDWR);

  	
  	return 0;
  }