diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2001-06-04 18:38:13 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2001-06-04 18:38:13 +0000 |
| commit | f865dd3621cdaa5d9c4266ba12affc94f4d2b67f (patch) | |
| tree | ec8e2d2f459f0cf77a4e89a3366983536e9d0308 /sys | |
| parent | 3a2ff73ac44848cf8a388fd5ce45404fabc866fa (diff) | |
use a faster arc4random() for random spi generation; angelos@ ok
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/netinet/ip_ipsp.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/sys/netinet/ip_ipsp.c b/sys/netinet/ip_ipsp.c index fdb28b94d7d..6af2bfd77b4 100644 --- a/sys/netinet/ip_ipsp.c +++ b/sys/netinet/ip_ipsp.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ip_ipsp.c,v 1.124 2001/06/01 08:18:27 angelos Exp $ */ +/* $OpenBSD: ip_ipsp.c,v 1.125 2001/06/04 18:38:12 mickey Exp $ */ /* * The authors of this code are John Ioannidis (ji@tla.org), @@ -216,10 +216,7 @@ reserve_spi(u_int32_t sspi, u_int32_t tspi, union sockaddr_union *src, if (sspi == tspi) /* Specific SPI asked */ spi = tspi; else /* Range specified */ - { - get_random_bytes((void *) &spi, sizeof(spi)); - spi = sspi + (spi % (tspi - sspi)); - } + spi = sspi + (arc4random() % (tspi - sspi)); /* Don't allocate reserved SPIs. */ if (spi >= SPI_RESERVED_MIN && spi <= SPI_RESERVED_MAX) |