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common: Extend utf8_charcount to include the string's length.

* common/stringhelp.c (utf8_charcount): Take additional parameter,
len.  Process at most LEN bytes.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
This commit is contained in:
Neal H. Walfield 2015-11-23 22:13:56 +01:00
parent b75e1b3d8b
commit 5b84b0d660
4 changed files with 22 additions and 8 deletions

View file

@ -221,7 +221,7 @@ check_passphrase_constraints (ctrl_t ctrl, const char *pw,
/* Now check the constraints and collect the error messages unless
in in silent mode which returns immediately. */
if (utf8_charcount (pw) < minlen )
if (utf8_charcount (pw, -1) < minlen )
{
if (!failed_constraint)
{