Aren/NetBSD
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use arc4random

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This commit is contained in:
itojun 2002-06-07 00:45:46 +00:00
parent 6cebe67965
commit d6bd155256
1 changed files with 3 additions and 6 deletions
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9
usr.sbin/rtadvd/rtadvd.c
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@ -1,4 +1,4 @@
/* $NetBSD: rtadvd.c,v 1.19 2002/06/07 00:45:15 itojun Exp $ */
/* $NetBSD: rtadvd.c,v 1.20 2002/06/07 00:45:46 itojun Exp $ */
/* $KAME: rtadvd.c,v 1.66 2002/05/29 14:18:36 itojun Exp $ */
/*
@ -207,9 +207,6 @@ main(argc, argv)
/* timer initialization */
rtadvd_timer_init();
/* random value initialization */
srandom((u_long)time(NULL));
/* get iflist block from kernel */
init_iflist();
@ -821,7 +818,7 @@ rs_input(int len, struct nd_router_solicit *rs,
* delay and send the advertisement at the
* already-scheduled time. RFC-2461 6.2.6
*/
delay = random() % MAX_RA_DELAY_TIME;
delay = arc4random() % MAX_RA_DELAY_TIME;
interval.tv_sec = 0;
interval.tv_usec = delay;
rest = rtadvd_timer_rest(ra->timer);
@ -1582,7 +1579,7 @@ ra_timer_update(void *data, struct timeval *tm)
* MaxRtrAdvInterval (RFC2461 6.2.4).
*/
interval = rai->mininterval;
interval += random() % (rai->maxinterval - rai->mininterval);
interval += arc4random() % (rai->maxinterval - rai->mininterval);
/*
* For the first few advertisements (up to