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scd,openpgp: Support READCERT by keygrip. 

* scd/app-openpgp.c (do_readcert): Allow use of keygrip.

--

GnuPG-bug-id: 6002
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2022-06-10 11:45:26 +09:00
parent 59c481bb86
commit 273b8ec193
1 changed files with 22 additions and 1 deletions
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23
scd/app-openpgp.c
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@ -2266,7 +2266,28 @@ do_readcert (app_t app, const char *certid,
*cert = NULL;
*certlen = 0;
if (!ascii_strcasecmp (certid, "OPENPGP.3"))
if (strlen (certid) == 40)
{
int keyno;
const unsigned char *keygrip_str;
for (keyno = 0; keyno < 3; keyno++)
{
keygrip_str = app->app_local->pk[keyno].keygrip_str;
if (!strncmp (keygrip_str, certid, 40))
break;
}
if (keyno == 2)
;
else if (keyno == 1)
occurrence = 1;
else if (keyno == 0)
occurrence = 2;
else
return gpg_error (GPG_ERR_INV_ID);
}
else if (!ascii_strcasecmp (certid, "OPENPGP.3"))
;
else if (!ascii_strcasecmp (certid, "OPENPGP.2"))
occurrence = 1;