From e2a6a8f2d6bef2cd16a7860ca40e57cae2ffaa07 Mon Sep 17 00:00:00 2001
From: "[CST] Focus" <focus.cst@gmail.com>
Date: Wed, 16 Mar 2011 10:52:08 +0000
Subject: [PATCH] Add netGetMacAddr function

git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-experimental@1301 e54a6e83-5905-42d5-8d5c-058d10e6a962


Origin commit data
------------------
Branch: ni/coolstream
Commit: https://github.com/neutrino-images/ni-neutrino/commit/ddbbb7376070b3bd615d725ec1ec330a05888345
Author: [CST] Focus <focus.cst@gmail.com>
Date: 2011-03-16 (Wed, 16 Mar 2011)



------------------
This commit was generated by Migit
---
 lib/libnet/libnet.c | 20 ++++++++++++++++++++
 lib/libnet/libnet.h |  1 +
 2 files changed, 21 insertions(+)

diff --git a/lib/libnet/libnet.c b/lib/libnet/libnet.c
index 70c6f2f2e..439c0cd47 100644
--- a/lib/libnet/libnet.c
+++ b/lib/libnet/libnet.c
@@ -265,3 +265,23 @@ void	netGetNameserver( char *ip )
 	}
 	fclose(fp);
 }
+
+void netGetMacAddr(char * ifname, unsigned char * mac)
+{
+	int fd;
+	struct ifreq ifr;
+
+
+	memset(mac, 0, 6);
+	fd = socket(AF_INET, SOCK_DGRAM, 0);
+	if(fd < 0)
+		return;
+
+	ifr.ifr_addr.sa_family = AF_INET;
+	strncpy(ifr.ifr_name, ifname, IFNAMSIZ-1);
+
+	if(ioctl(fd, SIOCGIFHWADDR, &ifr) < 0)
+		return;
+
+	memmove(mac, ifr.ifr_hwaddr.sa_data, 6);
+}
diff --git a/lib/libnet/libnet.h b/lib/libnet/libnet.h
index a1ddad998..2f1d7fe97 100644
--- a/lib/libnet/libnet.h
+++ b/lib/libnet/libnet.h
@@ -17,6 +17,7 @@ extern	char	*netGetHostname( void );
 extern	void	netSetHostname( char *host );
 extern	void	netSetNameserver(const char *ip);
 extern  void	netGetNameserver( char *ip );
+extern  void 	netGetMacAddr(char * ifname, unsigned char * mac);
 
 
 #ifdef __cplusplus