| * create raw socket for icmp (IPv6 version) protocol test permission |
| * and drop root privileges if running setuid |
| #ifdef CONFIG_FEATURE_IPV6 |
| int create_icmp6_socket(void) |
| proto = getprotobyname("ipv6-icmp"); |
| /* if getprotobyname failed, just silently force |
| * proto->p_proto to have the correct value for "ipv6-icmp" */ |
| if ((sock = socket(AF_INET6, SOCK_RAW, |
| (proto ? proto->p_proto : IPPROTO_ICMPV6))) < 0) { |
| bb_error_msg_and_die(bb_msg_perm_denied_are_you_root); |
| bb_perror_msg_and_die(bb_msg_can_not_create_raw_socket); |
| /* drop root privs if running setuid */ |