diff options
Diffstat (limited to 'util.c')
-rw-r--r-- | util.c | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -72,6 +72,23 @@ sock_get_netmask(int fd) return ((struct sockaddr_in *) &ifreq->ifr_netmask)->sin_addr.s_addr; } +uint8_t * +sock_get_hwaddr(int fd) +{ + struct ifreq *ifreq; + + ifreq = sock_get_ifreq(fd); + if (ifreq == NULL) + return NULL; + + if (ioctl(fd, SIOCGIFHWADDR, ifreq) < 0) + return NULL; + if (ifreq->ifr_hwaddr.sa_family != ARPHRD_ETHER) + return NULL; + + return (uint8_t *) &ifreq->ifr_hwaddr.sa_data[0]; +} + uint32_t sock_get_peer_ipv4_addr(int fd) { |