Re: [9fans] err 2: arena creation time after last write time

[erik quanstrom <quanstro@quanstro.net>]

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what are your routes?
	; cat /net/iproute
there will be some /128 routes that are actually broadcast addresses.

you can run the attached command to get your ethernet devices, mac, address/mask
and network.  there's a similar program in /sys/src/libip called testreadipifc.c

- erik

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

char *efmt = "%.2ux:%.2ux:%.2ux:%.2ux:%.2ux:%.2ux";
#pragma	varargck type	"e"	uchar*

int
ethfmt(Fmt *f)
{
	char buf[6*2+6];
	uchar *p;

	p = va_arg(f->args, uchar*);
	snprint(buf, sizeof buf, efmt, p[0], p[1], p[2], p[3], p[4], p[5], p[6]);
	va_end(p);
	return fmtstrcpy(f, buf);
}

void 
ipifcprint(int idx)
{
	Ipifc 	*ifc;
	Iplifc	*l;
	uchar 	eth[6];

	for(ifc = readipifc(0, 0, idx); ifc; ifc = ifc->next){
		print("%d:%s ", ifc->index, ifc->dev);
		if(myetheraddr(eth, ifc->dev) == 0)
			print("\t"	"%#e", eth);
		print("\n");
		for(l = ifc->lifc; l; l = l->next)
			print("\t" "%I%M" "\t" "%I\n", l->ip, l->mask, l->net);
	}

//	freeipifc(ifc);
}

void
usage(void)
{
	fprint(2, "usage: ipfic [interface number] ...\n");
	exits("usage");
}

void
main(int argc, char **argv){
	char* r;
	int i;

	ARGBEGIN{
	}ARGEND;

	fmtinstall('I', eipfmt);
	fmtinstall('M', eipfmt);
	fmtinstall('E', eipfmt);
	fmtinstall('e', ethfmt);
	if(*argv)
		for(; *argv; argv++){
			i = strtoul(*argv, &r, 0);
			if (*r)
				usage();
			ipifcprint(i);
		}
	else
		ipifcprint(-1);

	exits(0);
}