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When computing a new seed for an existing user, opienewseed() would

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incorrectly compute the length of the numeric portion of the previous
seed, causing the new seed to be one character shorter than the old
one.

This patch has been submitted to the vendor; I'm committing it right
away since the file is already off the vendor branch.

MFC after:	3 days
This commit is contained in:
Dag-Erling Smørgrav 2003-01-22 10:55:36 +00:00
parent 033aebebc4
commit 5da7cece45
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=109680
1 changed files with 4 additions and 5 deletions
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9
contrib/opie/libopie/newseed.c
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@ -43,22 +43,21 @@ int opienewseed FUNCTION((seed), char *seed)
return -1;
if (seed[0]) {
char *c, *end;
char *c;
unsigned int i, max;
if ((i = strlen(seed)) > OPIE_SEED_MAX)
i = OPIE_SEED_MAX;
for (c = end = seed + i - 1, max = 1;
(c > seed) && isdigit(*c); c--)
for (c = seed + i - 1, max = 1;
(c >= seed) && isdigit(*c); c--)
max *= 10;
if ((i = strtoul(++c, (char **)0, 10)) < max) {
if (++i >= max)
i = 1;
snprintf(c, end - c, "%d", i);
seed[OPIE_SEED_MAX] = 0;
sprintf(c, "%d", i);
return 0;
}
}