From 353cd6a22a7fcafd5cf0e73bc674d7e1725a46f1 Mon Sep 17 00:00:00 2001
From: Kurt Jaeger <pi@FreeBSD.org>
Date: Wed, 22 Oct 2014 05:34:34 +0000
Subject: New port: net/macchanger

GNU MAC Changer is an utility that makes the maniputation of MAC addresses of
network interfaces easier.

WWW: http://www.gnu.org/software/macchanger

PR:		187363
Submitted by:	clutton@zoho.com
---
 net/macchanger/files/patch-src_netinfo.c | 124 +++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 net/macchanger/files/patch-src_netinfo.c

(limited to 'net/macchanger/files/patch-src_netinfo.c')

diff --git a/net/macchanger/files/patch-src_netinfo.c b/net/macchanger/files/patch-src_netinfo.c
new file mode 100644
index 000000000000..fd147d168582
--- /dev/null
+++ b/net/macchanger/files/patch-src_netinfo.c
@@ -0,0 +1,124 @@
+--- src/netinfo.c	2014-01-01 19:10:25.000000000 +0200
++++ src/netinfo.c	2014-10-22 05:49:50.129320393 +0300
+@@ -23,14 +23,31 @@
+  * USA
+  */
+ 
++#ifdef HAVE_CONFIG_H
++# include <config.h>
++#endif
++
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+ #include <unistd.h>
++#include <sys/socket.h>
+ #include <sys/ioctl.h>
+ 
+-#include <linux/ethtool.h>
+-#include <linux/sockios.h>
++#include <net/if.h>
++#include <ifaddrs.h>
++#include <net/ethernet.h>
++
++#if defined(HAVE_IF_PACKET)
++# include <linux/if_packet.h>
++#elif defined(HAVE_IF_DL)
++# include <net/if_dl.h>
++#endif
++
++#if defined(HAVE_ETHTOOL)
++# include <linux/ethtool.h>
++# include <linux/sockios.h>
++#endif
+ 
+ #include "netinfo.h"
+ 
+@@ -49,7 +66,7 @@
+ 
+ 	strncpy (new->dev.ifr_name, device, sizeof(new->dev.ifr_name));
+ 	new->dev.ifr_name[sizeof(new->dev.ifr_name)-1] = '\0';
+-	if (ioctl(new->sock, SIOCGIFHWADDR, &new->dev) < 0) {
++	if (if_nametoindex(device) == 0) {
+ 		perror ("[ERROR] Set device name");
+ 		free(new);
+ 		return NULL;
+@@ -66,29 +83,55 @@
+ 	free(net);
+ }
+ 
+-
+ mac_t *
+ mc_net_info_get_mac (const net_info_t *net)
+ {
+-	int    i;
+-	mac_t *new = (mac_t *) malloc (sizeof(mac_t));
++	int i;
++	mac_t *mac = (mac_t *) malloc (sizeof(mac_t));
++	u_char *lladr;
+ 
+-	for (i=0; i<6; i++) {
+-		new->byte[i] = net->dev.ifr_hwaddr.sa_data[i] & 0xFF;
+-	}
++	struct ifaddrs *ifap, *ifa;
++	struct sockaddr_ll *sdl;
+ 
+-	return new;
+-}
++	if (getifaddrs(&ifap) == 0) {
++		for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
++
++			sdl = (struct sockaddr_ll *) ifa->ifa_addr;
++
++			if (strcmp(ifa->ifa_name, net->dev.ifr_name) != 0)
++				continue;
+ 
++			if (!sdl && sdl->sll_family != AF_PACKET)
++				continue;
++
++			lladr = (u_char *) LLADDR(sdl);
++			for (i=0; i<6; i++)
++				mac->byte[i] = lladr[i] & 0xFF;
++			break;
++		}
++		freeifaddrs(ifap);
++	} else
++		perror("getifaddrs");
++
++	return mac;
++}
+ 
+ int
+ mc_net_info_set_mac (net_info_t *net, const mac_t *mac)
+ {
+ 	int i;
++#if defined(HAVE_ETHTOOL)
++	if (ioctl(net->sock, SIOCGIFHWADDR, &net->dev) < 0) {
++		perror ("[ERROR] Set ifreq structure");
++		return -1;
++	}
++#elif defined(HAVE_SOCKADDR_SA_LEN)
++	net->dev.ifr_addr.sa_family = AF_PACKET;
++	net->dev.ifr_addr.sa_len    = ETHER_ADDR_LEN;
++#endif
+ 
+-	for (i=0; i<6; i++) {
++	for (i=0; i<6; i++)
+ 		net->dev.ifr_hwaddr.sa_data[i] = mac->byte[i];
+-	}
+ 
+ 	if (ioctl(net->sock, SIOCSIFHWADDR, &net->dev) < 0) {
+ 		perror ("[ERROR] Could not change MAC: interface up or insufficient permissions");
+@@ -98,6 +141,7 @@
+ 	return 0;
+ }
+ 
++#if defined(HAVE_ETHTOOL)
+ mac_t *
+ mc_net_info_get_permanent_mac (const net_info_t *net)
+ {
+@@ -126,3 +170,4 @@
+ 	free(epa);
+ 	return newmac;
+ }
++#endif
-- 
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