diff options
Diffstat (limited to 'ext/socket')
| -rw-r--r-- | ext/socket/raddrinfo.c | 13 | ||||
| -rw-r--r-- | ext/socket/rubysocket.h | 4 |
2 files changed, 17 insertions, 0 deletions
diff --git a/ext/socket/raddrinfo.c b/ext/socket/raddrinfo.c index eeb7f78f45..6a5129efa8 100644 --- a/ext/socket/raddrinfo.c +++ b/ext/socket/raddrinfo.c @@ -1793,6 +1793,18 @@ addrinfo_ipv6_sitelocal_p(VALUE self) } /* + * Returns true for IPv6 unique local address (fc00::/7, RFC4193). + * It returns false otherwise. + */ +static VALUE +addrinfo_ipv6_unique_local_p(VALUE self) +{ + struct in6_addr *addr = extract_in6_addr(self); + if (addr && IN6_IS_ADDR_UNIQUE_LOCAL(addr)) return Qtrue; + return Qfalse; +} + +/* * Returns true for IPv4-mapped IPv6 address (::ffff:0:0/80). * It returns false otherwise. */ @@ -2207,6 +2219,7 @@ rsock_init_addrinfo(void) rb_define_method(rb_cAddrinfo, "ipv6_multicast?", addrinfo_ipv6_multicast_p, 0); rb_define_method(rb_cAddrinfo, "ipv6_linklocal?", addrinfo_ipv6_linklocal_p, 0); rb_define_method(rb_cAddrinfo, "ipv6_sitelocal?", addrinfo_ipv6_sitelocal_p, 0); + rb_define_method(rb_cAddrinfo, "ipv6_unique_local?", addrinfo_ipv6_unique_local_p, 0); rb_define_method(rb_cAddrinfo, "ipv6_v4mapped?", addrinfo_ipv6_v4mapped_p, 0); rb_define_method(rb_cAddrinfo, "ipv6_v4compat?", addrinfo_ipv6_v4compat_p, 0); rb_define_method(rb_cAddrinfo, "ipv6_mc_nodelocal?", addrinfo_ipv6_mc_nodelocal_p, 0); diff --git a/ext/socket/rubysocket.h b/ext/socket/rubysocket.h index bbc8249f00..33cb51a5c9 100644 --- a/ext/socket/rubysocket.h +++ b/ext/socket/rubysocket.h @@ -117,6 +117,10 @@ # define IS_IP_FAMILY(af) ((af) == AF_INET) #endif +#ifndef IN6_IS_ADDR_UNIQUE_LOCAL +# define IN6_IS_ADDR_UNIQUE_LOCAL(a) (((a)->s6_addr[0] == 0xfc) || ((a)->s6_addr[0] == 0xfd)) +#endif + #ifndef HAVE_SOCKADDR_STORAGE /* * RFC 2553: protocol-independent placeholder for socket addresses |