Switch from using rand() or random() to a stronger, more appropriate PRNG

(random() or arc4random())

Reviewed by:	bde

1 files changed, 1 insertions, 10 deletions

diff --git a/usr.bin/newkey/generic.c b/usr.bin/newkey/generic.c
index 4067867..39e40f0 100644
--- a/usr.bin/newkey/generic.c
+++ b/usr.bin/newkey/generic.c
@@ -57,18 +57,9 @@ getseed(seed, seedsize, pass)
 	unsigned char *pass;
 {
 	int i;
-	int rseed;
-	struct timeval tv;
-
-	(void)gettimeofday(&tv, (struct timezone *)NULL);
-	rseed = tv.tv_sec + tv.tv_usec;
-	for (i = 0; i < 8; i++) {
-		rseed ^= (rseed << 8) | pass[i];
-	}
-	srand(rseed);
 
 	for (i = 0; i < seedsize; i++) {
-		seed[i] = (rand() & 0xff) ^ pass[i % 8];
+		seed[i] = (arc4random() & 0xff) ^ pass[i % 8];
 	}
 }