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Commit Graph

9713 Commits

Author SHA1 Message Date
Werner Koch
f55a05a69b
dirmngr: Silence annoying warning for missing default ldap server file.
* dirmngr/dirmngr.c (parse_ldapserver_file): Add arg ignore_enoent.
(main): Use that arg for the default file.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-07-02 16:19:24 +02:00
Werner Koch
d70b8769c8
Support a history file in gpg-card and gpg-connect-agent.
* common/gpgrlhelp.c (read_write_history): New.
(gnupg_rl_initialize): Register new function.
* common/ttyio.c (my_rl_rw_history): New var.
(tty_private_set_rl_hooks): Add arg read_write_history.
(tty_read_history): New.
(tty_write_history): New.
* tools/gpg-card.c (HISTORYNAME): New.
(oNoHistory): New enum value.
(opts): New option --no-history.
(cmd_history): New.
(cmds): New command "history".
(interactive_loop): Read and save the history.
* tools/gpg-connect-agent.c (HISTORYNAME): New.
(opts): New option --no-history.
(main): Read and save the history.  New command /history.
--

Yeah, finally we have stored history; I should have added this much
earlier.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-07-02 15:48:55 +02:00
Werner Koch
07aef873eb
scd:nks: Fix certificate read problem with TCOS signature card v2.
* scd/app-nks.c (filelist): Add a dedicated key entry for ESIGN.
(do_readcert): Test for the app_id.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-30 14:41:49 +02:00
Werner Koch
58b091df83
scd: Change how the removed card flag is set.
* scd/command.c (cmd_serialno): Set/clear card removed flags for all
connections using the current card.
--

This seems to solve the problems I had in gpg-card and ssh.  I am not
sure why the old code was done this way - maybe an oversight when
adding support for multiple cards.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-30 14:41:49 +02:00
Werner Koch
fb10b6cba4
card: Better detect removed cards. Add TCOS PIN menu.
* tools/card-call-scd.c (scd_change_pin): Add arg 'nullpin'.
* tools/gpg-card.h (struct card_info_s): Add field 'card_removed'.
* tools/gpg-card.c (fixup_scd_errors): New.
(maybe_set_card_removed): New.
(list_one_kinfo): Change type of first arg to get access to INFO.  Set
card_removed flag.
(list_all_kinfo): Improve label alignment.
(cmd_list): Check that the current card is still available.
(cmd_passwd): Add option --nullpin and menu to chnage TCOS PINs.
(dispatch_command): Handle card_removed flag.
(interactive_loop): Ditto.
--

Note that that I was not able to change the NullPIN of the standard
PIN using a Signature V2 Brainpool test card.  Changing the NullPIN of
the QES PIN worked, though.  I checked the commands send to scdaemon
and they were correct - I used the very same command with
gpg-connect-agent last week to set a Pin for a production Brainpool
Signature card.  Thus this might be a problem with this specific test
card.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-30 14:41:49 +02:00
NIIBE Yutaka
45398518fb ecc: Support Ed448/X448 key generation.
* g10/keygen.c (ask_curve): Support Ed448/X448 keys.
(generate_keypair): Support switch to X448 key.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-30 14:20:31 +09:00
Werner Koch
9b6f574928
scd: Shorten cardio debug output for all zeroes.
* scd/apdu.c (all_zero_p): New.
(send_le): Use it.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-29 15:04:08 +02:00
Werner Koch
4f1c257c03
sm: Fix regression in Friday's commit
* sm/gpgsm.c (main): Set ERR also for encrypt.
--
Fixes-commit: ccbb0cfeef

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-29 15:00:04 +02:00
Werner Koch
ccbb0cfeef
sm: Try not to output a partial new message after an error.
* sm/gpgsm.c (main) <aSign,aEncr>:  Uses gpgrt_fcancel on error.
--

When creating a signature or encrypting and the respective key is not
available or the user canceled the PIN entry gpgsm prints the initial
part of the message due to internal buffering in gpgrt.  By using
gpgrt_fcancel we can avoid this at least as long as the data is less
than the standard buffer size (which is currently 8k).  If is not a
complete solution but the best we can do easily.  Outputting to the
tty is anyway more of a testing aid than for real use.

This makes use of the new gpgrt_fcancel API.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-26 15:21:31 +02:00
Werner Koch
208a901973
sm: Print the serial number of a cert also in decimal.
* sm/certdump.c: Include membuf.h.
(gpgsm_print_serial_decimal): New.
* sm/keylist.c (list_cert_raw): Print s/n also in decimal
(list_cert_std): Ditto.
--

Many CA's print the serial number in decimal on their cards.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-26 12:59:02 +02:00
Werner Koch
2429e85598
scd:nks: Fix remaining tries warning in --reset mode.
* scd/app-nks.c (do_change_pin): Chnage computaion of 'remaining'.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-25 11:27:26 +02:00
Werner Koch
28c069db3b
card: Add password change menu for NKS cards.
* tools/gpg-card.c (cmd_passwd): Add menu for NKS.  Add option
--reset.
--

Note that the resetting does not yet work due to some bug in
app-scd.c
2020-06-25 11:24:35 +02:00
Werner Koch
17a25c14f1
sm: Fix support verification of nistp521 signatures.
* sm/certcheck.c (do_encode_md): Fix obvious bug.
--
Fixes-commit: 596212e71a

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-25 08:57:33 +02:00
James Bottomley
f541e1d95a
agent: separate out daemon handling infrastructure for reuse
* agent/call-scd.c: Factor re-usable code out to ...
* agent/call-daemon.c: new.  Store infos in an array to allow for
other backend daemons.
* agent/Makefile.am (gpg_agent_SOURCES): Add new file.
* agent/agent.h: Include assuan.h.
(enum daemon_type): New.
(opt): Replace scdaemon_program by daemon_program array.  Replace
scd_local by a array d_local.  Change users accordingly.
--

The model I'm using for a TPM daemon is the current scdaemon.  That
includes start and stop handlers plus liveness checks and an assuan
socket generator.  To avoid massive code duplication (and save me a
lot of effort), I've elected to strip this code out of call-scd.c into
a generic framework which can then be reused as is by the TPM handling
daemon.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Co-authored-by: Werner Koch <wk@gnupg.org>

Modified original patch for 2.2 heavily to fit the new framework used
in master (gnupg 2.3)

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-24 12:44:02 +02:00
Werner Koch
2d8f060679
gpgconf: Fix regression in --launch and --kill from March
* tools/gpgconf.h (gc_component_id_t): Align order with gc_component
array.
--

Fixes-commit: b4f1159a5b
              gpgconf: Rewrite the gpgconf-comp module
              from 2020-03-12

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-24 12:33:26 +02:00
James Bottomley via Gnupg-devel
0e3b2955ae
agent: expose shadow key type
--
For TPM support it is necessary to indroduce another type of shadow
key, so allow other agent functions to extract the type so they can
make the right decisions based on it.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Minor editorial changes by wk
2020-06-24 10:11:47 +02:00
NIIBE Yutaka
a763bb2580 gpg,agent: Support Ed448 signing.
* agent/pksign.c (do_encode_eddsa): First argument is NBITs,
so that it can support Ed448, as well as Ed25519.
(agent_pksign_do): Follow the change.
* agent/sexp-secret.c (fixup_when_ecc_private_key): No fix-up needed
for Ed448, it's only for classic curves.
* common/openpgp-oid.c (oidtable): Add Ed448.
* common/sexputil.c (get_pk_algo_from_key): Ed448 is only for EdDSA.
* g10/export.c (match_curve_skey_pk): Ed448 is for EdDSA.
* g10/keygen.c (gen_ecc): Support Ed448 with the name of "ed448".
(ask_algo, parse_key_parameter_part): Handle "ed448".
* g10/pkglue.c (pk_verify): Support Ed448.
(pk_check_secret_key): Support Ed448.
* g10/sign.c (hash_for): Defaults to SHA512 for Ed448.
(make_keysig_packet): Likewise.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-24 10:05:03 +09:00
NIIBE Yutaka
c94eea15d6 ecc: Use "cv448" to specify key using X448.
* common/openpgp-oid.c (oidtable): Use "cv448".
(oid_cv448): Rename from oid_x448.
(openpgp_oidbuf_is_cv448, openpgp_oid_is_cv448): Likewise.
* common/util.h (openpgp_oid_is_cv448): Follow the change.
* g10/ecdh.c (pk_ecdh_generate_ephemeral_key): Likewise.
* g10/keygen.c (gen_ecc, ask_algo): Use "cv448".
(parse_key_parameter_part): Likewise.
* g10/pkglue.c (get_data_from_sexp): Fix for debug output.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-23 10:10:29 +09:00
NIIBE Yutaka
4bdade5b0b agent: Use get_pk_algo_from_key.
* agent/findkey.c (key_parms_from_sexp, is_eddsa): Remove.
(agent_pk_get_algo): Remove.
* agent/pksign.c (agent_pksign_do): Use get_pk_algo_from_key.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-19 14:44:42 +09:00
NIIBE Yutaka
d2e4aa5ee4 agent: Clean up for getting info from SEXP.
* agent/agent.h (agent_is_dsa_key, agent_is_eddsa_key): Remove.
(agent_pk_get_algo): New.
* agent/findkey.c (agent_pk_get_algo): New.
* agent/pksign.c (do_encode_dsa): Use generic GCRY_PK_ECC.
(agent_pksign_do): Use agent_pk_get_algo.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-19 13:58:13 +09:00
NIIBE Yutaka
abc6a3100a agent: A little clean up.
* agent/findkey.c (agent_is_eddsa_key): Remove dead case.

--

There is no possibility the call of key_parms_from_sexp returns
"eddsa".

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-19 13:38:19 +09:00
Werner Koch
d1e1c622d5 agent: Fix regression in 'd' fixup code for shadowed keys.
* agent/sexp-secret.c (fixup_when_ecc_private_key): Ignore shadowed
keys.
--

Fixes-commit: 47c1c329ed
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-17 15:05:53 +02:00
Werner Koch
596212e71a
sm: Support verification of nistp521 signatures.
* sm/certcheck.c (do_encode_md): Take care of nistp521.
--

That curve is a bit odd in that it does not match a common hash digest
length.  We fix that here for just this case instead of writing more
general code to support all allowed cases (i.e. hash shorter than Q).

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-17 14:27:12 +02:00
Werner Koch
eeb599c9e2
gpg: Fix for new SOS changes when used with Libgcrypt < 1.8.6.
* g10/free-packet.c (is_mpi_copy_broken): New.
(my_mpi_copy): Mix gcry_mpi_copy.
--

Note that in this case it is better to do a runtime check.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-09 18:16:44 +02:00
Werner Koch
96f1ed5468
gpg: Extend the TRUST_ status lines.
* g10/pkclist.c (write_trust_status): Add arg mbox.
(check_signatures_trust): Appenmd mbox to the status lines.
--

GnuPG-bug-id: 4735
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-09 11:00:16 +02:00
NIIBE Yutaka
da5e0bc31b gpg: Use bytes for ECDH.
* g10/ecdh.c (extract_secret_x): Use byte * instead of MPI.
(prepare_ecdh_with_shared_point): Use char * instead of MPI.
(pk_ecdh_encrypt_with_shared_point): Likewise.
(pk_ecdh_decrypt): Likewise.
* g10/pkglue.h (pk_ecdh_encrypt_with_shared_point, pk_ecdh_decrypt):
Change declaration.
* g10/pkglue.c (get_data_from_sexp): New.
(pk_encrypt): Use get_data_from_sexp instead of get_mpi_from_sexp.
Follow the change of pk_ecdh_encrypt_with_shared_point.
* g10/pubkey-enc.c (get_it): Follow the change of pk_ecdh_decrypt.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-09 15:45:51 +09:00
NIIBE Yutaka
e9760eb9e7 gpg: Add X448 support.
* common/openpgp-oid.c (oidtable): Add X448.
(oid_x448,openpgp_oidbuf_is_x448,openpgp_oid_is_x448): New.
* common/util.h (openpgp_oid_is_x448): New.
* g10/ecdh.c (gen_k): Add handling of opaque MPI and support
endianness.
(pk_ecdh_generate_ephemeral_key): X448 requires opaque MPI.
* g10/keygen.c (gen_ecc): Add support for X448.
(ask_algo, parse_key_parameter_part): Likewise.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-09 14:56:50 +09:00
NIIBE Yutaka
f5bc945554 gpg,ecc: Handle external representation as SOS with opaque MPI.
* g10/pkglue.h (sexp_extract_param_sos): New.
* g10/build-packet.c (sos_write): New.
(do_key, do_pubkey_enc, do_signature): Use sos_write for ECC.
* g10/export.c (cleartext_secret_key_to_openpgp): Use
sexp_extract_param_sos.
(transfer_format_to_openpgp): Use opaque MPI for ECC.
* g10/keygen.c (ecckey_from_sexp): Use sexp_extract_param_sos.
* g10/keyid.c (hash_public_key): Handle opaque MPI for SOS.
* g10/parse-packet.c (sos_read): New.
(parse_pubkeyenc,parse_signature,parse_key): Use sos_read for ECC.
* g10/pkglue.c (sexp_extract_param_sos): New.
(pk_verify): Handle opaque MPI for SOS.
(pk_encrypt): Use sexp_extract_param_sos.
* g10/seskey.c (encode_session_key): Use opaque MPI.
* g10/sign.c (do_sign): Use sexp_extract_param_sos.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-09 10:32:47 +09:00
Werner Koch
5c2080f467
gpg: If possible TRUST values now depend on signer's UID or --sender.
* g10/mainproc.c (check_sig_and_print): Add failsafe check for PK.
Pass KEYBLOCK down do check_signatures_trust.  Protect existsing error
ocde in case the signature expired.
* g10/pkclist.c (is_in_sender_list): New.
(check_signatures_trust): Add args keyblock and pk.  Add new uid based
checking code.
* g10/test-stubs.c, g10/gpgv.c: Adjust stubs.
--

GnuPG-bug-id: 4735
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-08 20:13:25 +02:00
Werner Koch
61bb75d045
build: Fix recent commit for SOURCE_DATE_EPOCH.
--

Fixes-commit: 074ab108e7
which was recently pushed to make use of $SOURCE_DATE_EPOCH
as fallback.

Also fixes two typos
2020-06-08 18:45:55 +02:00
Werner Koch
c1c607a51c
doc: Minor code comment fixes.
--
2020-06-08 15:22:58 +02:00
NIIBE Yutaka
e2e5736842 agent: Fix the condition to detect leading 0x00 problem.
* agent/sexp-secret.c (fixup_when_ecc_private_key): Use curve name
to identify the issue.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-08 10:55:16 +09:00
NIIBE Yutaka
47c1c329ed agent,ecc: Use of opaque MPI for ECC, fixup 'd'.
* agent/Makefile.am: Add sexp-secret.c.
* agent/agent.h: New function declarations.
* agent/sexp-secret.c: New.
* agent/findkey.c (agent_key_from_file): Use sexp_sscan_private_key.
* agent/protect-tool.c (read_and_unprotect): Fix up private part,
calling fixup_when_ecc_private_key.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 10:35:33 +09:00
NIIBE Yutaka
2b11851624 agent: For ECC, use opaque MPI for key representation.
* agent/cvt-openpgp.c (scan_pgp_format): New with SOS support.
(do_unprotect): Use scan_pgp_format, handle opaque MPI for ECC.
(convert_from_openpgp_main): Use opaque MPI for ECC.
(apply_protection): Set GCRYMPI_FLAG_USER1 flag for encrypted secret.
(extract_private_key): Use "/qd" for ECC, opaque MPI.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 10:09:05 +09:00
NIIBE Yutaka
a7d46c78e2 agent,ssh: Tighten condition for EdDSA.
* agent/command-ssh.c (ssh_key_to_blob): Prepare for non-prefixed
point representation of EdDSA.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 09:20:21 +09:00
NIIBE Yutaka
2e988546c5 agent: Remove duplicated code for EdDSA.
* agent/command-ssh.c (ssh_receive_key): Curve is "Ed25519".
Use sexp_key_construct always.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 09:13:52 +09:00
NIIBE Yutaka
4c0b12f817 agent: Clean up do_encode_md.
* agent/pksign.c (do_encode_md): Directly use sexp_build.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 09:05:05 +09:00
Werner Koch
074ab108e7
doc: Minor enhancement for reproducibility.
* doc/Makefile.am (defsincdate): In no repo mode and with
SOURCE_DATE_EPOCH set, use that instead of blanking the date.
--

GnuPG-bug-id: 4947
2020-06-03 17:15:33 +02:00
Werner Koch
4f6e0e12cb
card: Improve openpgp key writing in "writecert".
* tools/card-keys.c (struct export_key_status_parm_s): New.
(export_key_status_cb): New.
(get_minimal_openpgp_key): New.
* tools/gpg-card.c (cmd_writecert): Allow writing a keyblock directly
from an existing gpg key.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-03 16:25:59 +02:00
Werner Koch
48251cf9a7
gpg: Improve generation of keys stored on card (brainpool,cv25519).
* g10/keygen.c (ask_key_flags_with_mask): Allow more than ECDH for
legacy curves.
(ask_algo): Tweak mapping of ECC to OpenPGP algos
(parse_key_parameter_part): Ditto.
(generate_subkeypair): Create the subkey with the time stored on the
card.
--

This fixes two problems with generating keys from a card:

1. The key usage is now set correctly for brainpool curves.

2. The add-key and --quick-add-key commands now also take the creation
   time from the time stored on the card.  Without that we would need
   to update the creation time and fingerprint already stored on the
   card which is a no-go if another key has already been created using
   that on-card key.

Note: To create a key on a card without an OpenPGP keyblock use
gpg-card.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-03 16:22:42 +02:00
Werner Koch
7558128e16
sm: Fix recently introduced regression in CSR creation.
* sm/certreqgen.c (create_request): Also set SIGKEYLEN.
--

Fixes-commit: 44676819f2
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-06-03 11:21:10 +02:00
NIIBE Yutaka
f3df8dbb69 scd: Fix condition for C5 data object for newer Yubikey.
* scd/app-openpgp.c (compare_fingerprint): Relax the condition.

GnuPG-bug-id: 4957
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-05-29 11:18:50 +09:00
Werner Koch
2d9592e78f
card: Allow to store and retrieve keyblocks in OpenPGP cards.
* tools/gpg-card.c: Include tlv.h.
(cmd_writecert): Add option --openpgp.
(cmd_readcert): Ditto.
--

We use the CERT object for this and encapsulate the key block in a CMS
object.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-28 15:55:54 +02:00
Werner Koch
ed0759f39b
card: New command "apdu"
* tools/card-call-scd.c (scd_apdu): Add optional arg 'options'.
* tools/gpg-card.c (cmd_apdu): New.
(enum cmdids): Add cmdAPDU.
(dispatch_command): Add command "apdu".
(interactive_loop): Ditto.
--

This command is hidden because it can be used to brick a card.  The
command is basically the same as sending "scd apdu" in
gpg-connect-agent but here we do full decoding and printing in hex.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-28 13:00:27 +02:00
Werner Koch
94d31660c6
card: Update card info after "generate".
* tools/gpg-card.c (cmd_generate): Re-read the card on success.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-27 13:48:20 +02:00
Werner Koch
2149676122
scd:openpgp: New KEY-STATUS attribute.
* scd/app-openpgp.c (do_getattr): Return KEY-STATUS
2020-05-27 13:47:13 +02:00
Werner Koch
08310849a2
card: Add command "bye"
* tools/gpg-card.c: Add command "bye" as alias for "quit".
* tools/gpg-connect-agent.c (main): Add "/quit" as alias for "/bye"
2020-05-27 11:43:14 +02:00
Werner Koch
46a3de4b5a
card: Take care of removed and re-inserted cards.
* tools/gpg-card.c (cmd_list): Take care of the need_sn_cmd flag.
(cmd_factoryreset): Clear that flag.
(dispatch_command): Set flag after a reset and after a
CARD_NOT_PRESENT error.
--
2020-05-27 11:27:32 +02:00
Werner Koch
c2a47475ba
card: Implement UID command and print capabilities.
* tools/card-call-scd.c (learn_status_cb): Return the full value for
UIF.  Add info about SM, MCL3, and PD.
* tools/gpg-card.h (struct card_info_s): Add corresponding fields.
* tools/gpg-card.c (list_openpgp): Print capabilities.  Print the
permanent flag for UIF.
(cmd_uif): Implement.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-26 16:24:12 +02:00
Werner Koch
11f0700282
scd:openpgp: Add attribute "UIF" for convenience.
* scd/app-openpgp.c (do_getattr): New attrubute "UIF".
(do_learn_status): Use that.
--

Actually this is not just convenience but will make it easier to add
new keys to an openpgp card - we will need to change this only at one
place.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-26 16:24:12 +02:00