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gpg: Add experimental support for an issuer fpr.

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* common/openpgpdefs.h (SIGSUBPKT_ISSUER_FPR): New.
* g10/build-packet.c (build_sig_subpkt_from_sig): Add arg PKSK and
insert the issuer fpr if needed.
* g10/sign.c (write_signature_packets): Pass signing key.
(make_keysig_packet): Ditto.
(update_keysig_packet): Ditto.
* g10/parse-packet.c (dump_sig_subpkt): Print issuer fpr.
(parse_one_sig_subpkt): Detect issuer fpr.
(can_handle_critical): Add issuer fpr.
* g10/mainproc.c (check_sig_and_print): Try to get key via fingerprint.
* g10/gpgv.c (keyserver_import_fprint): New stub.
* g10/test-stubs.c (keyserver_import_fprint): New stub.
--

This support is enabled with the --rfc4880bis option and intended to
test to recently proposed issuer fpr.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2016-06-20 23:58:16 +02:00
parent ee2d9061d7
commit 955baf0436
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
8 changed files with 99 additions and 30 deletions
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6
g10/sign.c
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@ -690,7 +690,7 @@ write_signature_packets (SK_LIST sk_list, IOBUF out, gcry_md_hd_t hash,
if (sig->version >= 4)
{
build_sig_subpkt_from_sig (sig);
build_sig_subpkt_from_sig (sig, pk);
mk_notation_policy_etc (sig, NULL, pk);
}
@ -1456,7 +1456,7 @@ make_keysig_packet (PKT_signature **ret_sig, PKT_public_key *pk,
sig->expiredate=sig->timestamp+duration;
sig->sig_class = sigclass;
build_sig_subpkt_from_sig( sig );
build_sig_subpkt_from_sig (sig, pksk);
mk_notation_policy_etc (sig, pk, pksk);
/* Crucial that the call to mksubpkt comes LAST before the calls
@ -1559,7 +1559,7 @@ update_keysig_packet( PKT_signature **ret_sig,
automagically lower any sig expiration dates to correctly
correspond to the differences in the timestamps (i.e. the
duration will shrink). */
build_sig_subpkt_from_sig( sig );
build_sig_subpkt_from_sig (sig, pksk);
if (mksubpkt)
rc = (*mksubpkt)(sig, opaque);