| 880 | } |
| 881 | |
| 882 | static int parse_ip_net(char *in, int len, struct net *ipnet) |
| 883 | { |
| 884 | char *p = NULL; |
| 885 | str ip_s, mask_s; |
| 886 | struct ip_addr ip, *mask = NULL, *ip_tmp; |
| 887 | struct net *ipnet_tmp; |
| 888 | int af; |
| 889 | unsigned int bitlen; |
| 890 | |
| 891 | p = q_memchr(in, '.', len); |
| 892 | if (p) |
| 893 | af = AF_INET; |
| 894 | else if (q_memchr(in, ':', len)) { |
| 895 | af = AF_INET6; |
| 896 | } else { |
| 897 | LM_ERR("Not an IP"); |
| 898 | return -1; |
| 899 | } |
| 900 | |
| 901 | p = q_memchr(in, '/', len); |
| 902 | if (p) { |
| 903 | ip_s.s = in; |
| 904 | ip_s.len = p - in; |
| 905 | } else { |
| 906 | ip_s.s = in; |
| 907 | ip_s.len = len; |
| 908 | } |
| 909 | |
| 910 | ip_tmp = (af == AF_INET) ? str2ip(&ip_s) : str2ip6(&ip_s); |
| 911 | if (!ip_tmp) { |
| 912 | LM_ERR("Invalid IP address\n"); |
| 913 | return -1; |
| 914 | } |
| 915 | |
| 916 | /* save the IP */ |
| 917 | ip = *ip_tmp; |
| 918 | |
| 919 | if (p) { |
| 920 | mask_s.s = p + 1; |
| 921 | mask_s.len = len - ip_s.len - 1; |
| 922 | if (!mask_s.s || mask_s.len == 0) { |
| 923 | LM_ERR("Empty netmask\n"); |
| 924 | return -1; |
| 925 | } |
| 926 | if ((p = (af == AF_INET)? |
| 927 | q_memchr(p, '.', len-(p-in)+1): |
| 928 | q_memchr(p, ':', len-(p-in)+1)) != NULL) { |
| 929 | /* has net */ |
| 930 | mask = (af == AF_INET) ? str2ip(&mask_s) : str2ip6(&mask_s); |
| 931 | if (!mask) { |
| 932 | LM_ERR("Invalid netmask\n"); |
| 933 | return -1; |
| 934 | } |
| 935 | ipnet_tmp = mk_net(&ip, mask); |
| 936 | } else { |
| 937 | if (str2int(&mask_s, &bitlen) < 0) { |
| 938 | LM_ERR("Invalid netmask bitlen\n"); |
| 939 | return -1; |