#include "unp.h"
int
main(int argc, char **argv)
{
int sockfd;
socklen_t salen;
struct addrinfo *res;
struct sockaddr *cli, *serv;
if (argc != 2)
err_quit("usage: test2 <IPaddress>");
#ifdef notdef
res = Host_serv(argv[1], "daytime", AF_UNSPEC, SOCK_DGRAM);
printf("res->ai_addrlen = %d\n", res->ai_addrlen);
printf("res->ai_addr = %p\n", res->ai_addr);
printf("res->ai_next = %p\n", res->ai_next);
printf("res->ai_addr->sa_family = %p\n", res->ai_addr->sa_family);
#endif
sockfd = Udp_client(argv[1], "13", (void **) &serv, &salen);
printf("sockfd = %d\n", sockfd);
exit(0);
}
#ifdef notdef
int
udp_client(const char *host, const char *serv, void **saptr, socklen_t *lenp)
{
int sockfd, n;
struct addrinfo hints, *res, *ressave;
bzero(&hints, sizeof(struct addrinfo));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_DGRAM;
if ( (n = getaddrinfo(host, serv, &hints, &res)) != 0)
err_quit("udp_client error for %s, %s: %s",
host, serv, gai_strerror(n));
ressave = res;
do {
sockfd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (sockfd >= 0)
break; /* success */
} while ( (res = res->ai_next) != NULL);
if (res == NULL) /* errno set from final socket() */
err_sys("udp_client error for %s, %s", host, serv);
*saptr = Malloc(res->ai_addrlen);
memcpy(*saptr, res->ai_addr, res->ai_addrlen);
*lenp = res->ai_addrlen;
freeaddrinfo(ressave);
return(sockfd);
}
int
Udp_client(const char *host, const char *serv, void **saptr, socklen_t *lenptr)
{
return(udp_client(host, serv, saptr, lenptr));
}
#endif
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