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agent: Create and use Token entries to track the display s/n.

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* agent/findkey.c (agent_write_private_key): Add arg dispserialno and
update the token.
(agent_write_shadow_key): Add arg dispserialno and adjust all callers.
--

GnuPG-bug-id: 6135

Note that this has been forward ported from 2.2
This commit is contained in:
Werner Koch 2023-05-26 11:59:46 +02:00
parent a048a93ed2
commit 13013ec1c0
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
10 changed files with 102 additions and 29 deletions
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9
agent/pksign.c
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@ -372,8 +372,15 @@ agent_pksign_do (ctrl_t ctrl, const char *cache_nonce,
}
if (keyref)
agent_write_shadow_key (ctrl->keygrip, serialno, keyref, pkbuf, 0);
{
char *dispserialno;
agent_card_getattr (ctrl, "$DISPSERIALNO", &dispserialno,
hexgrip);
agent_write_shadow_key (ctrl->keygrip, serialno, keyref, pkbuf,
0, dispserialno);
xfree (dispserialno);
}
algo = get_pk_algo_from_key (s_pkey);
xfree (serialno);