diff options
Diffstat (limited to 'avahi-core/address.c')
| -rw-r--r-- | avahi-core/address.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/avahi-core/address.c b/avahi-core/address.c index 34f8581..3484707 100644 --- a/avahi-core/address.c +++ b/avahi-core/address.c @@ -149,3 +149,18 @@ guint16 avahi_port_from_sockaddr(const struct sockaddr* sa) { else return ntohs(((struct sockaddr_in6*) sa)->sin6_port); } + +gboolean avahi_address_is_ipv4_in_ipv6(const AvahiAddress *a) { + static const guint8 ipv4_in_ipv6[] = { + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF }; + + g_assert(a); + + if (a->family != AF_INET6) + return FALSE; + + return memcmp(a->data.ipv6.address, ipv4_in_ipv6, sizeof(ipv4_in_ipv6)) == 0; +} + |