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scd: Add --advanced option for READKEY.

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* scd/command.c (cmd_readkey) : Support ADVANCED arg.
* scd/app.c (app_readcert): Add ADVANCED arg.
* scd/app-openpgp.c (do_readkey): Implement ADVANCED arg.
* scd/app-nks.c (do_readkey): Error return with GPG_ERR_NOT_SUPPORTED.

--
"SCD READKEY --advanced OPENPGP.3" returns key in advanced format.
With this suport, poldi-ctrl will be no longer needed.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2016-11-04 13:45:57 +09:00
parent c1ea0b577a
commit f9da935c3e
5 changed files with 99 additions and 61 deletions
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8
scd/app-nks.c
View file

@ -618,13 +618,17 @@ do_readcert (app_t app, const char *certid,
certificate parsing code in commands.c:cmd_readkey. For internal
use PK and PKLEN may be NULL to just check for an existing key. */
static gpg_error_t
do_readkey (app_t app, const char *keyid, unsigned char **pk, size_t *pklen)
do_readkey (app_t app, int advanced, const char *keyid,
unsigned char **pk, size_t *pklen)
{
gpg_error_t err;
unsigned char *buffer[2];
size_t buflen[2];
unsigned short path[1] = { 0x4500 };
if (advanced)
return GPG_ERR_NOT_SUPPORTED;
/* We use a generic name to retrieve PK.AUT.IFD-SPK. */
if (!strcmp (keyid, "$IFDAUTHKEY") && app->app_local->nks_version >= 3)
;
@ -698,7 +702,7 @@ do_writekey (app_t app, ctrl_t ctrl,
else
return gpg_error (GPG_ERR_INV_ID);
if (!force && !do_readkey (app, keyid, NULL, NULL))
if (!force && !do_readkey (app, 0, keyid, NULL, NULL))
return gpg_error (GPG_ERR_EEXIST);
/* Parse the S-expression. */