Function hostent2su

ip_addr.h:393–420

! \brief inits a struct sockaddr_union from a struct hostent, an address index in * the hostent structure and a port no. (host byte order) * WARNING: no index overflow checks! * \return 0 if ok, -1 on error (unknown address family) */

 * WARNING: no index overflow  checks!
 * \return 0 if ok, -1 on error (unknown address family) */
static inline int hostent2su( union sockaddr_union* su,
								const struct hostent* he,
								unsigned int idx,
								unsigned short   port )
{
	memset(su, 0, sizeof(union sockaddr_union)); /*needed on freebsd*/
	su->s.sa_family=he->h_addrtype;
	switch(he->h_addrtype){
	case	AF_INET6:
		memcpy(&su->sin6.sin6_addr, he->h_addr_list[idx], he->h_length);
		#ifdef HAVE_SOCKADDR_SA_LEN
			su->sin6.sin6_len=sizeof(struct sockaddr_in6);
		#endif
		su->sin6.sin6_port=htons(port);
		break;
	case AF_INET:
		memcpy(&su->sin.sin_addr, he->h_addr_list[idx], he->h_length);
		#ifdef HAVE_SOCKADDR_SA_LEN
			su->sin.sin_len=sizeof(struct sockaddr_in);
		#endif
		su->sin.sin_port=htons(port);
		break;
	default:
		LM_CRIT("unknown address family %d\n", he->h_addrtype);
		return -1;
	}
	return 0;
}

/*! \brief maximum size of a str returned by ip_addr2a (including \\0') */
#define IP_ADDR_MAX_STR_SIZE 40 /* 1234:5678:9012:3456:7890:1234:5678:9012\0 */