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gpg: In a list of card keys show the standard keys.

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* g10/keygen.c (ask_algo): Identify the standard keys.
--

The asterisks mark the usages of a key as retruned by scd via the
$AUTHKEYID et al. attributes.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2019-08-21 15:26:34 +02:00
parent 0d2c9ef29c
commit ce403c74db
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
2 changed files with 27 additions and 3 deletions
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8
doc/help.txt
View File

@ -133,6 +133,14 @@ encryption. This algorithm should only be used in certain domains.
Please consult your security expert first.
.
.gpg.keygen.cardkey
Select which key from the card shall be used.
The listing shows the selection index, the keygrip (a string of hex
digits), the card specific key reference, the algorithm used for this
key, and in parentheses the usage of the key (cert, sign, auth, encr).
If known the standard usage for a key is marked with an asterisk.
.
.gpg.keygen.flags
Toggle the capabilities of the key.

22
g10/keygen.c
View File

@ -2268,6 +2268,12 @@ ask_algo (ctrl_t ctrl, int addmode, int *r_subkey_algo, unsigned int *r_usage,
do
{
char *authkeyref, *encrkeyref, *signkeyref;
agent_scd_getattr_one ("$AUTHKEYID", &authkeyref);
agent_scd_getattr_one ("$ENCRKEYID", &encrkeyref);
agent_scd_getattr_one ("$SIGNKEYID", &signkeyref);
tty_printf (_("Available keys:\n"));
for (count=1,sl=keypairlist; sl; sl = sl->next, count++)
{
@ -2308,17 +2314,23 @@ ask_algo (ctrl_t ctrl, int addmode, int *r_subkey_algo, unsigned int *r_usage,
}
if ((sl->flags & GCRY_PK_USAGE_SIGN))
{
tty_printf ("%ssign", any?",":" (");
tty_printf ("%ssign%s", any?",":" (",
(signkeyref && keyref
&& !strcmp (signkeyref, keyref))? "*":"");
any = 1;
}
if ((sl->flags & GCRY_PK_USAGE_AUTH))
{
tty_printf ("%sauth", any?",":" (");
tty_printf ("%sauth%s", any?",":" (",
(authkeyref && keyref
&& !strcmp (authkeyref, keyref))? "*":"");
any = 1;
}
if ((sl->flags & GCRY_PK_USAGE_ENCR))
{
tty_printf ("%sencr", any?",":" (");
tty_printf ("%sencr%s", any?",":" (",
(encrkeyref && keyref
&& !strcmp (encrkeyref, keyref))? "*":"");
any = 1;
}
tty_printf ("%s\n", any?")":"");
@ -2330,6 +2342,10 @@ ask_algo (ctrl_t ctrl, int addmode, int *r_subkey_algo, unsigned int *r_usage,
cpr_kill_prompt ();
trim_spaces (answer);
selection = atoi (answer);
xfree (authkeyref);
xfree (encrkeyref);
xfree (signkeyref);
}
while (!(selection > 0 && selection < count));