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* lib/groupio.c, lib/sgroupio.c, lib/shadowio.c, lib/pwio.c: Check

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entry validity before commits to databases.
	* libmisc/fields.c, libmisc/Makefile.am, lib/fields.c,
	lib/Makefile.am, po/POTFILES.in: fields.c moved from libmisc to
	lib.
This commit is contained in:
nekral-guest
2011-02-16 20:32:16 +00:00
parent a9b8e7aaa3
commit d7fa77f03b
10 changed files with 86 additions and 5 deletions
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17
lib/groupio.c
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@ -80,6 +80,23 @@ static int group_put (const void *ent, FILE * file)
{
const struct group *gr = ent;
if ( (NULL == gr)
|| (valid_field (gr->gr_name, ":\n") == -1)
|| (valid_field (gr->gr_passwd, ":\n") == -1)
|| (gr->gr_gid == (gid_t)-1)) {
return -1;
}
/* FIXME: fail also if gr->gr_mem == NULL ?*/
if (NULL != gr->gr_mem) {
size_t i;
for (i = 0; NULL != gr->gr_mem[i]; i++) {
if (valid_field (gr->gr_mem[i], ",:\n") == -1) {
return -1;
}
}
}
return (putgrent (gr, file) == -1) ? -1 : 0;
}