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* libmisc/salt.c (SHA_salt_rounds): It is statically ensured that

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the format fits in rounds_prefix.
This commit is contained in:
nekral-guest
2011-09-18 20:40:50 +00:00
parent 2b5ba27ff8
commit cd10be6c91
2 changed files with 9 additions and 9 deletions
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11
libmisc/salt.c
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@ -106,7 +106,7 @@ static size_t SHA_salt_size (void)
*/
static /*@observer@*/const char *SHA_salt_rounds (/*@null@*/int *prefered_rounds)
{
static char rounds_prefix[18];
static char rounds_prefix[18]; /* Max size: rounds=999999999$ */
long rounds;
if (NULL == prefered_rounds) {
@ -150,13 +150,8 @@ static /*@observer@*/const char *SHA_salt_rounds (/*@null@*/int *prefered_rounds
rounds = ROUNDS_MAX;
}
(void) snprintf (rounds_prefix, 18, "rounds=%ld$", rounds);
/* Sanity checks. That should not be necessary. */
rounds_prefix[17] = '\0';
if ('$' != rounds_prefix[16]) {
rounds_prefix[17] = '$';
}
(void) snprintf (rounds_prefix, sizeof rounds_prefix,
"rounds=%ld$", rounds);
return rounds_prefix;
}