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From: Patrick Rittiner <rittiner@gmail.com>
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Subject: interface index
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Date: Thu, 16 Jul 2009 11:32:10 +0200
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hello,

can someone tell me how I can get the interface index of a socket  
connection in kernel space? I mean ow can I use this call in kernel  
space:
	ioctl(sock, SIOCGIFFLAGS, &ifInfo)
I need it to bind the socket to a ethernet interface.
thanks a lot