1*436c089aSDmitry Kozlyuk /* SPDX-License-Identifier: BSD-3-Clause
2*436c089aSDmitry Kozlyuk * Copyright(c) 2010-2016 Intel Corporation.
3*436c089aSDmitry Kozlyuk * Copyright(c) 2014 6WIND S.A.
4*436c089aSDmitry Kozlyuk * All rights reserved.
5*436c089aSDmitry Kozlyuk */
6*436c089aSDmitry Kozlyuk
7*436c089aSDmitry Kozlyuk #include <net/if.h>
8*436c089aSDmitry Kozlyuk #include <sys/ioctl.h>
9*436c089aSDmitry Kozlyuk #include <sys/socket.h>
10*436c089aSDmitry Kozlyuk #include <unistd.h>
11*436c089aSDmitry Kozlyuk
12*436c089aSDmitry Kozlyuk #include <rte_memcpy.h>
13*436c089aSDmitry Kozlyuk #include <rte_string_fns.h>
14*436c089aSDmitry Kozlyuk
15*436c089aSDmitry Kozlyuk #include "pcap_osdep.h"
16*436c089aSDmitry Kozlyuk
17*436c089aSDmitry Kozlyuk int
osdep_iface_index_get(const char * name)18*436c089aSDmitry Kozlyuk osdep_iface_index_get(const char *name)
19*436c089aSDmitry Kozlyuk {
20*436c089aSDmitry Kozlyuk return if_nametoindex(name);
21*436c089aSDmitry Kozlyuk }
22*436c089aSDmitry Kozlyuk
23*436c089aSDmitry Kozlyuk int
osdep_iface_mac_get(const char * if_name,struct rte_ether_addr * mac)24*436c089aSDmitry Kozlyuk osdep_iface_mac_get(const char *if_name, struct rte_ether_addr *mac)
25*436c089aSDmitry Kozlyuk {
26*436c089aSDmitry Kozlyuk struct ifreq ifr;
27*436c089aSDmitry Kozlyuk int if_fd = socket(AF_INET, SOCK_DGRAM, 0);
28*436c089aSDmitry Kozlyuk
29*436c089aSDmitry Kozlyuk if (if_fd == -1)
30*436c089aSDmitry Kozlyuk return -1;
31*436c089aSDmitry Kozlyuk
32*436c089aSDmitry Kozlyuk rte_strscpy(ifr.ifr_name, if_name, sizeof(ifr.ifr_name));
33*436c089aSDmitry Kozlyuk if (ioctl(if_fd, SIOCGIFHWADDR, &ifr)) {
34*436c089aSDmitry Kozlyuk close(if_fd);
35*436c089aSDmitry Kozlyuk return -1;
36*436c089aSDmitry Kozlyuk }
37*436c089aSDmitry Kozlyuk
38*436c089aSDmitry Kozlyuk rte_memcpy(mac->addr_bytes, ifr.ifr_hwaddr.sa_data, RTE_ETHER_ADDR_LEN);
39*436c089aSDmitry Kozlyuk
40*436c089aSDmitry Kozlyuk close(if_fd);
41*436c089aSDmitry Kozlyuk return 0;
42*436c089aSDmitry Kozlyuk }
43