int sockunion_cmp(const union sockunion *su1, const union sockunion *su2)
{
if (su1->sa.sa_family > su2->sa.sa_family)
return 1;
if (su1->sa.sa_family < su2->sa.sa_family)
return -1;
if (su1->sa.sa_family == AF_INET) {
if (ntohl(sockunion2ip(su1)) == ntohl(sockunion2ip(su2)))
return 0;
if (ntohl(sockunion2ip(su1)) > ntohl(sockunion2ip(su2)))
return 1;
else
return -1;
}
if (su1->sa.sa_family == AF_INET6)
return in6addr_cmp(&su1->sin6.sin6_addr, &su2->sin6.sin6_addr);
return 0;
}
int
sockunion_cmp (union sockunion *su1, union sockunion *su2)
{
if (su1->sa.sa_family > su2->sa.sa_family)
return 1;
if (su1->sa.sa_family < su2->sa.sa_family)
return -1;
if (su1->sa.sa_family == AF_INET)
{
if (ntohl (sockunion2ip (su1)) == ntohl (sockunion2ip (su2)))
return 0;
if (ntohl (sockunion2ip (su1)) > ntohl (sockunion2ip (su2)))
return 1;
else
return -1;
}
#ifdef HAVE_IPV6
if (su1->sa.sa_family == AF_INET6)
return in6addr_cmp (&su1->sin6.sin6_addr, &su2->sin6.sin6_addr);
#endif /* HAVE_IPV6 */
return 0;
}
/* Bind socket to specified address. */
int
sockunion_bind (int sock, union sockunion *su, unsigned short port,
union sockunion *su_addr)
{
int size = 0;
int ret;
if (su->sa.sa_family == AF_INET)
{
size = sizeof (struct sockaddr_in);
su->sin.sin_port = htons (port);
#ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN
su->sin.sin_len = size;
#endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */
if (su_addr == NULL)
sockunion2ip (su) = htonl (INADDR_ANY);
}
#ifdef HAVE_IPV6
else if (su->sa.sa_family == AF_INET6)
{
size = sizeof (struct sockaddr_in6);
su->sin6.sin6_port = htons (port);
#ifdef SIN6_LEN
su->sin6.sin6_len = size;
#endif /* SIN6_LEN */
if (su_addr == NULL)
{
#if defined(LINUX_IPV6) || defined(NRL)
memset (&su->sin6.sin6_addr, 0, sizeof (struct in6_addr));
#else
su->sin6.sin6_addr = in6addr_any;
#endif /* LINUX_IPV6 */
}
}
#endif /* HAVE_IPV6 */
ret = bind (sock, (struct sockaddr *)su, size);
//if (ret < 0)
//zlog (NULL, LOG_WARNING, "can't bind socket : %s", safe_strerror (errno));
return ret;
}
/* Bind socket to specified address. */
int sockunion_bind(int sock, union sockunion *su, unsigned short port,
union sockunion *su_addr)
{
int size = 0;
int ret;
if (su->sa.sa_family == AF_INET) {
size = sizeof(struct sockaddr_in);
su->sin.sin_port = htons(port);
#ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN
su->sin.sin_len = size;
#endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */
if (su_addr == NULL)
sockunion2ip(su) = htonl(INADDR_ANY);
} else if (su->sa.sa_family == AF_INET6) {
size = sizeof(struct sockaddr_in6);
su->sin6.sin6_port = htons(port);
#ifdef SIN6_LEN
su->sin6.sin6_len = size;
#endif /* SIN6_LEN */
if (su_addr == NULL) {
#ifdef LINUX_IPV6
memset(&su->sin6.sin6_addr, 0, sizeof(struct in6_addr));
#else
su->sin6.sin6_addr = in6addr_any;
#endif /* LINUX_IPV6 */
}
}
ret = bind(sock, (struct sockaddr *)su, size);
if (ret < 0) {
char buf[SU_ADDRSTRLEN];
zlog_warn("can't bind socket for %s : %s",
sockunion_log(su, buf, SU_ADDRSTRLEN),
safe_strerror(errno));
}
return ret;
}