1 /* $NetBSD: trygetea.c,v 1.4 2002/07/14 00:07:01 wiz Exp $ */ 2 3 #include <sys/cdefs.h> 4 #ifndef lint 5 __RCSID("$NetBSD: trygetea.c,v 1.4 2002/07/14 00:07:01 wiz Exp $"); 6 #endif 7 8 /* 9 * trygetea.c - test program for getether.c 10 */ 11 12 #include <sys/types.h> 13 #include <sys/socket.h> 14 15 #if defined(SUNOS) || defined(SVR4) 16 #include <sys/sockio.h> 17 #endif 18 19 #include <net/if.h> /* for struct ifreq */ 20 #include <netinet/in.h> 21 #include <arpa/inet.h> /* inet_ntoa */ 22 23 #include <netdb.h> 24 #include <stdio.h> 25 #include <ctype.h> 26 #include <errno.h> 27 28 int debug = 0; 29 char *progname; 30 31 int 32 main(int argc, char **argv) 33 { 34 u_char ea[16]; /* Ethernet address */ 35 int i; 36 37 progname = argv[0]; /* for report */ 38 39 if (argc < 2) { 40 printf("need interface name\n"); 41 exit(1); 42 } 43 if ((i = getether(argv[1], ea)) < 0) { 44 printf("Could not get Ethernet address (rc=%d)\n", i); 45 exit(1); 46 } 47 printf("Ether-addr"); 48 for (i = 0; i < 6; i++) 49 printf(":%x", ea[i] & 0xFF); 50 printf("\n"); 51 52 exit(0); 53 } 54