/*
* called to bind an IP ifc to an ethernet device
* called with ifc wlock'd
*/
static void pppbind(Ipifc * ifc, int argc, char **argv)
{
PPP *ppp;
Ipaddr ipaddr, remip;
int mtu, framing;
char *chapname, *secret;
if (argc < 3)
error(Ebadarg);
ipmove(ipaddr, IPnoaddr);
ipmove(remip, IPnoaddr);
mtu = Defmtu;
framing = 1;
chapname = nil;
secret = nil;
switch (argc) {
default:
case 9:
if (argv[8][0] != '-')
secret = argv[8];
case 8:
if (argv[7][0] != '-')
chapname = argv[7];
case 7:
if (argv[6][0] != '-')
framing = strtoul(argv[6], 0, 0);
case 6:
if (argv[5][0] != '-')
mtu = strtoul(argv[5], 0, 0);
case 5:
if (argv[4][0] != '-')
parseip(remip, argv[4]);
case 4:
if (argv[3][0] != '-')
parseip(ipaddr, argv[3]);
case 3:
break;
}
ppp = smalloc(sizeof(*ppp));
ppp->ifc = ifc;
ppp->f = ifc->conv->p->f;
ifc->arg = ppp;
if (waserror()) {
pppunbind(ifc);
nexterror();
}
if (pppopen(ppp, argv[2], ipaddr, remip, mtu, framing, chapname, secret) ==
nil)
error("ppp open failed");
poperror();
ktask("pppreader", pppreader, ifc);
}
void
main(int argc, char **argv)
{
char *s;
int pfd1[2];
int pfd2[2];
errrate = 0;
droprate = 0;
ARGBEGIN{
case 'c':
nocompress = 1;
break;
case 'C':
noipcompress = 1;
break;
case 'd':
s = ARGF();
if(s)
droprate = strtol(s, nil, 0);
break;
case 'D':
debug++;
break;
case 'e':
s = ARGF();
if(s)
errrate = strtol(s, nil, 0);
break;
case 'f':
framing = 1;
break;
case 'm':
mtu = ARGF();
break;
case 'p':
ppp = ARGF();
if(ppp == nil)
usage();
break;
default:
usage();
break;
}ARGEND
if(argc)
usage();
pipe(pfd1);
pipe(pfd2);
bind("#I2", "/net.alt2", MCREATE);
bind("#I1", "/net.alt", MCREATE);
pppopen(pfd1[0], "/net.alt2", "135.104.99.1", "135.104.99.2");
pppopen(pfd2[0], "/net.alt", 0, 0);
close(pfd1[0]);
close(pfd2[0]);
xfer(pfd1[1], pfd2[1]);
xfer(pfd2[1], pfd1[1]);
exits(0);
}
