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scd: Enhance PASSWD command to accept KEYGRIP optionally.

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* scd/command.c (cmd_passwd): Handle KEYGRIP optionally.

--

GnuPG-bug-id: 5862
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2022-03-10 11:11:38 +09:00
parent d577ed2956
commit 934864d399
1 changed files with 8 additions and 3 deletions
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11
scd/command.c
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@ -1620,7 +1620,7 @@ cmd_random (assuan_context_t ctx, char *line)
static const char hlp_passwd[] =
"PASSWD [--reset] [--nullpin] [--clear] <chvno>\n"
"PASSWD [--reset] [--nullpin] [--clear] <chvno> [<keygrip>]\n"
"\n"
"Change the PIN or, if --reset is given, reset the retry counter of\n"
"the card holder verification vector CHVNO. The option --nullpin is\n"
@ -1635,6 +1635,7 @@ cmd_passwd (assuan_context_t ctx, char *line)
char *chvnostr;
unsigned int flags = 0;
card_t card;
const char *keygrip = NULL;
if (has_option (line, "--reset"))
flags |= APP_CHANGE_FLAG_RESET;
@ -1650,7 +1651,11 @@ cmd_passwd (assuan_context_t ctx, char *line)
chvnostr = line;
while (*line && !spacep (line))
line++;
*line = 0;
if (*line)
*line++ = 0;
if (strlen (line) == 40)
keygrip = line;
/* Do not allow other flags aside of --clear. */
if ((flags & APP_CHANGE_FLAG_CLEAR) && (flags & ~APP_CHANGE_FLAG_CLEAR))
@ -1660,7 +1665,7 @@ cmd_passwd (assuan_context_t ctx, char *line)
if ((rc = open_card (ctrl)))
return rc;
card = card_get (ctrl, NULL);
card = card_get (ctrl, keygrip);
if (!card)
return gpg_error (GPG_ERR_UNSUPPORTED_OPERATION);