1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2016 Intel Corporation. 3 * Copyright(c) 2014 6WIND S.A. 4 * All rights reserved. 5 */ 6 7 #include <net/if.h> 8 #include <sys/ioctl.h> 9 #include <sys/socket.h> 10 #include <unistd.h> 11 12 #include <rte_memcpy.h> 13 #include <rte_string_fns.h> 14 15 #include "pcap_osdep.h" 16 17 int 18 osdep_iface_index_get(const char *name) 19 { 20 return if_nametoindex(name); 21 } 22 23 int 24 osdep_iface_mac_get(const char *if_name, struct rte_ether_addr *mac) 25 { 26 struct ifreq ifr; 27 int if_fd = socket(AF_INET, SOCK_DGRAM, 0); 28 29 if (if_fd == -1) 30 return -1; 31 32 rte_strscpy(ifr.ifr_name, if_name, sizeof(ifr.ifr_name)); 33 if (ioctl(if_fd, SIOCGIFHWADDR, &ifr)) { 34 close(if_fd); 35 return -1; 36 } 37 38 rte_memcpy(mac->addr_bytes, ifr.ifr_hwaddr.sa_data, RTE_ETHER_ADDR_LEN); 39 40 close(if_fd); 41 return 0; 42 } 43