141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak/* 241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * Copyright (C) 2010 The Android Open Source Project 341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * All rights reserved. 441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * 541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * Redistribution and use in source and binary forms, with or without 641e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * modification, are permitted provided that the following conditions 741e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * are met: 841e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * * Redistributions of source code must retain the above copyright 941e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * notice, this list of conditions and the following disclaimer. 1041e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * * Redistributions in binary form must reproduce the above copyright 1141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * notice, this list of conditions and the following disclaimer in 1241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * the documentation and/or other materials provided with the 1341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * distribution. 1441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * 1541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1641e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1741e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 1841e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 1941e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2041e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 2241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 2341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 2541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2641e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * SUCH DAMAGE. 2741e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak */ 2841e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak 2941e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak#include <stdio.h> 3041e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak#include <sys/types.h> 3141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak#include <net/if_ether.h> 3241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak 3341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak/* 3441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * Convert Ethernet address to standard hex-digits-and-colons printable form. 3541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * Re-entrant version (GNU extensions). 3641e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak */ 3741e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczakchar * 3841e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczakether_ntoa_r (const struct ether_addr *addr, char * buf) 3941e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak{ 4041e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak snprintf(buf, 18, "%02x:%02x:%02x:%02x:%02x:%02x", 4141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak addr->ether_addr_octet[0], addr->ether_addr_octet[1], 4241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak addr->ether_addr_octet[2], addr->ether_addr_octet[3], 4341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak addr->ether_addr_octet[4], addr->ether_addr_octet[5]); 4441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak return buf; 4541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak} 4641e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak 4741e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak/* 4841e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak * Convert Ethernet address to standard hex-digits-and-colons printable form. 4941e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak */ 5041e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczakchar * 5141e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczakether_ntoa (const struct ether_addr *addr) 5241e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak{ 5341e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak static char buf[18]; 5441e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak return ether_ntoa_r(addr, buf); 5541e533af4a2720c1dc228ba40b6582ca53085c3aSzymon Jakubczak} 56