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Fix for card keys > 2048 bit.

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This commit is contained in:
Werner Koch 2009-07-10 10:15:33 +00:00
parent 31084d6dc9
commit 96abdb1386
7 changed files with 77 additions and 18 deletions
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34
scd/app-openpgp.c
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@ -3008,6 +3008,7 @@ do_sign (app_t app, const char *keyidstr, int hashalgo,
const char *fpr = NULL;
unsigned long sigcount;
int use_auth = 0;
int exmode, le_value;
if (!keyidstr || !*keyidstr)
return gpg_error (GPG_ERR_INV_VALUE);
@ -3148,7 +3149,19 @@ do_sign (app_t app, const char *keyidstr, int hashalgo,
xfree (pinvalue);
}
rc = iso7816_compute_ds (app->slot, data, datalen, outdata, outdatalen);
if (app->app_local->cardcap.ext_lc_le)
{
exmode = 1; /* Use extended length. */
le_value = app->app_local->extcap.max_rsp_data;
}
else
{
exmode = 0;
le_value = 0;
}
rc = iso7816_compute_ds (app->slot, exmode, data, datalen, le_value,
outdata, outdatalen);
return rc;
}
@ -3219,8 +3232,23 @@ do_auth (app_t app, const char *keyidstr,
rc = verify_chv2 (app, pincb, pincb_arg);
if (!rc)
rc = iso7816_internal_authenticate (app->slot, indata, indatalen,
outdata, outdatalen);
{
int exmode, le_value;
if (app->app_local->cardcap.ext_lc_le)
{
exmode = 1; /* Use extended length. */
le_value = app->app_local->extcap.max_rsp_data;
}
else
{
exmode = 0;
le_value = 0;
}
rc = iso7816_internal_authenticate (app->slot, exmode,
indata, indatalen, le_value,
outdata, outdatalen);
}
return rc;
}