2 * IP address processing
3 * Copyright (c) 2003-2006, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
20 const char * hostapd_ip_txt(const struct hostapd_ip_addr *addr, char *buf,
23 if (buflen == 0 || addr == NULL)
26 if (addr->af == AF_INET) {
27 os_strlcpy(buf, inet_ntoa(addr->u.v4), buflen);
32 if (addr->af == AF_INET6) {
33 if (inet_ntop(AF_INET6, &addr->u.v6, buf, buflen) == NULL)
36 #endif /* CONFIG_IPV6 */
42 int hostapd_ip_diff(struct hostapd_ip_addr *a, struct hostapd_ip_addr *b)
44 if (a == NULL && b == NULL)
46 if (a == NULL || b == NULL)
51 if (a->u.v4.s_addr != b->u.v4.s_addr)
56 if (os_memcmp(&a->u.v6, &b->u.v6, sizeof(a->u.v6)) != 0)
59 #endif /* CONFIG_IPV6 */
66 int hostapd_parse_ip_addr(const char *txt, struct hostapd_ip_addr *addr)
68 #ifndef CONFIG_NATIVE_WINDOWS
69 if (inet_aton(txt, &addr->u.v4)) {
75 if (inet_pton(AF_INET6, txt, &addr->u.v6) > 0) {
79 #endif /* CONFIG_IPV6 */
80 #endif /* CONFIG_NATIVE_WINDOWS */