git: 9front

ref: ada46e8915812e4bd12329a5e2f83a2f366bedee
dir: /sys/src/libip/ipremoteonifc.c/

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#include <u.h>
#include <libc.h>
#include <ctype.h>
#include <ip.h>

Iplifc*
ipremoteonifc(Ipifc *ifc, uchar *ip)
{
	uchar net[IPaddrlen];
	Iplifc *lifc;

	for(lifc = ifc->lifc; lifc != nil; lifc = lifc->next){
		maskip(ip, lifc->mask, net);
		if(ipcmp(net, lifc->net) == 0)
			return lifc;
	}
	return nil;
}