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authorbde <bde@FreeBSD.org>2001-08-30 12:30:58 +0000
committerbde <bde@FreeBSD.org>2001-08-30 12:30:58 +0000
commitab9b31c6e0020b95ad40626214e109ba0e08d8b4 (patch)
tree6543986f5269b8b1dc58bbe8fea5201be7231364 /sys/libkern
parenta09c0b5da3faec1491ed3e3e6ffd31c256974c73 (diff)
downloadFreeBSD-src-ab9b31c6e0020b95ad40626214e109ba0e08d8b4.zip
FreeBSD-src-ab9b31c6e0020b95ad40626214e109ba0e08d8b4.tar.gz
Fixed some typos, verboseness and misformatting in comments.
Diffstat (limited to 'sys/libkern')
-rw-r--r--sys/libkern/arc4random.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/sys/libkern/arc4random.c b/sys/libkern/arc4random.c
index 71616dc..993f764 100644
--- a/sys/libkern/arc4random.c
+++ b/sys/libkern/arc4random.c
@@ -46,11 +46,12 @@ arc4_randomstir (void)
u_int8_t key[256];
int r, n;
- /* XXX read_random() returns unsafe numbers if the entropy
- * devce is not loaded - MarkM
+ /*
+ * XXX read_random() returns unsafe numbers if the entropy
+ * device is not loaded -- MarkM.
*/
r = read_random(key, ARC4_KEYBYTES);
- /* if r == 0 || -1, just use what was on the stack */
+ /* If r == 0 || -1, just use what was on the stack. */
if (r > 0)
{
for (n = r; n < sizeof(key); n++)
@@ -84,11 +85,10 @@ arc4_init(void)
arc4_randomstir();
arc4_initialized = 1;
- /* Now, throw away the first N words out output, as suggested
- * in the paper "Weaknesses in the Key Scheduling Algorithm
- * of RC4" by Fluher, Mantin, and Shamir.
- *
- * (N = 256 in our case.)
+ /*
+ * Throw away the first N words of output, as suggested in the
+ * paper "Weaknesses in the Key Scheduling Algorithm of RC4"
+ * by Fluher, Mantin, and Shamir. (N = 256 in our case.)
*/
for (n = 0; n < 256*4; n++)
arc4_randbyte();
@@ -121,9 +121,7 @@ arc4random(void)
if (!arc4_initialized)
arc4_init();
- /* Get current time. */
getmicrotime(&tv_now);
-
if ((++arc4_numruns > ARC4_MAXRUNS) ||
(tv_now.tv_sec > arc4_tv_nextreseed.tv_sec))
{
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