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2369 Commits

Author SHA1 Message Date
Werner Koch
a9044b4a23
gpg: Fix trusted introducer for user-ids with only the mbox.
* g10/trustdb.c (check_regexp): Kludge to match user-ids with only an
mbox.
--
(Also re-indented the function)
GnuPG-bug-id: 6238
2022-11-09 15:56:18 +01:00
Werner Koch
bd825ead36
gpg: Import stray revocation certificates.
* g10/kbnode.c (new_kbnode2): New.
* g10/import.c (delete_inv_parts): New arg r_otherrevsigs to store
misplaced revocations.
(import_revoke_cert): Allow to pass an entire list.
(import_one): Import revocations found by delete_inv_parts.
--

It might be useful to distribute revocations of old keys along with
new keys.  This is in particicualrr useful for WKD stored keys.  This
patch allows to put unrelated standalone revocations into a key.  For
example they can simply appended to a keyblock.  Right now it is a bit
inaesthetic to see diagnostics about misplaced or bad revocation
signatures.

Backported-from-master: 7aaedfb10767c74f3e6868dd1563cbbf1282ab2f
2022-11-09 15:54:51 +01:00
Werner Koch
a69149b1ae
gpg: Make --list-packets work w/o --no-armor for plain OCB packets.
* g10/armor.c (is_armored): Add PKT_ENCRYPTED_AEAD.
--

With this fix it is now possible to feed a vanilla packet of type 20
without first forcing gpg to assume binary mode.
2022-11-04 11:21:58 +01:00
Werner Koch
0a355b2fe7
gpg: Add compatibility flag "vsd-allow-ocb"
* common/compliance.h (enum gnupg_co_extra_infos): New.
* common/compliance.c (vsd_allow_ocb): New.
(gnupg_cipher_is_compliant): Allow OCB if flag is set.
(gnupg_cipher_is_allowed): Ditto.
(gnupg_set_compliance_extra_info): Change to take two args.  Adjust
callers.
* g10/gpg.c (compatibility_flags): Add "vsd-allow-ocb".
(main): And set it.
* g10/options.h (COMPAT_VSD_ALLOW_OCB): NEw.
--

This is a temporary flag until the new mode has been evaluated and can
always be enabled.

GnuPG-bug-id: 6263
2022-10-31 17:23:41 +01:00
Werner Koch
4a9f3f94c6
gpg: New option --compatibility-flags
* g10/gpg.c (oCompatibilityFlags): New.
(opts): Add option.
(compatibility_flags): New list.
(main): Set flags and print help.
* g10/options.h (opt): Add field compatibility_flags.
--

No flags are yet defined but it is good to have the framework.
2022-10-31 16:20:22 +01:00
Werner Koch
a545e14e8a
gpg: Support OCB encryption.
* g10/build-packet.c (do_encrypted_aead): New.
(do_symkey_enc): Handle version 5.
(build_packet): Support the ENCRYPTED_AEAD packet.
* g10/cipher.c (MIN_PARTIAL_SIZE): Remove unused macro.
(AEAD_ENC_BUFFER_SIZE): New macro.
(my_iobuf_write): New.
(write_header): Rename to write_cfb_header.  Adjust caller.
(set_ocb_nonce_and_ad): New.
(write_ocb_header): New.
(write_ocb_auth_tag): New.
(write_ocb_final_chunk): New.
(do_ocb_flush): New.
(do_ocb_free): New.
(cipher_filter_ocb): New.
* g10/filter.h (cipher_filter_context_t): Add fields for AEAD.
* g10/encrypt.c (encrypt_symmetric): For the use of a session key in
OCB mode.
(encrypt_seskey): Revamp to support OCB.
(use_aead): New.
(encrypt_simple): Support OCB.
(write_symkey_enc): Ditto.
(encrypt_crypt): Ditto.
(encrypt_filter): Handle OCB.
* g10/options.h (opt): Add field force_ocb.
* g10/gpg.c (oForceOCB): New.
(opts): New option "--force-ocb".
(main): Set force_ocb option.
* g10/gpgcompose.c (encrypt_seskey): New.
* g10/keygen.c (aead_available): New global var.
(keygen_set_std_prefs): Set AEAD feature by default in GNUPG mode. Add
parings of aead feature flag.
(keygen_get_std_prefs): Set aead flag.
(add_feature_aead): New.
(keygen_upd_std_prefs): Set OCB as preference if AEAD is enabled.
* g10/pkclist.c (select_aead_from_pklist): New.
(warn_missing_aead_from_pklist): New.
(select_mdc_from_pklist): Remove this unused function.
--

This extends the long available OCB and EAX decryption feature.  Due
to the meanwhile expired patent on OCB there is no more reason for
using EAX.  Thus we forcefully use OCB if the AEAD feature flag is set
on a key.

In GNUPG mode new keys are now created with the AEAD feature flag set.
Option --rfc4880 is one way to disable this.

GnuPG-bug-id: 6263
2022-10-31 14:33:10 +01:00
NIIBE Yutaka
256b3c0578
gpg: Move NETLIBS after GPG_ERROR_LIBS (another).
* g10/Makefile.am (t_keydb_LDADD): Add NETLIBS after GPG_ERROR_LIBS.

--

Fixes-commit: b26bb03ed96f380ad603f7ad902862625233c931
GnuPG-bug-id: 6244
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-10-18 10:24:54 +09:00
NIIBE Yutaka
b26bb03ed9
gpg: Move NETLIBS after GPG_ERROR_LIBS.
* g10/Makefile.am (LDADD): Remove NETLIBS.
(gpg_LDADD, gpgv_LDADD): Add NETLIBS after GPG_ERROR_LIBS.
(gpgcompose_LDADD, t_keydb_get_keyblock_LDADD): Likewise.
(t_stutter_LDADD): Likewise.

--

GnuPG-bug-id: 6244
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-10-18 10:08:20 +09:00
NIIBE Yutaka
6f0066db2c
gpg: Report an error for receiving key from agent.
* g10/export.c (do_export_one_keyblock): Report an error.

--

GnuPG-bug-id: 5151
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-10-13 18:35:34 +02:00
Werner Koch
5df1c247be
gpg: For de-vs use AES-128 instead of 3DES as implicit preference.
* g10/pkclist.c (select_algo_from_prefs): Change implicit cipher
algorithm.
--

Although 3DES is still a compliant algorithm, some other software does
not consider it has compliant but also does not set preference
accordingly.  Thus it is better to switch the implicit cipher algorithm
similar to what we already did with SHA-1.

Note that in GnuPG 2.3 3DES is already not anymore used here.

GnuPG-bug-id: 6063
2022-10-10 11:22:57 +02:00
Werner Koch
2b2f8a1a0c
gpg: Show just keyserver and port with --send-keys.
* g10/call-dirmngr.c (ks_status_cb): Mangle the keyserver url
2022-10-07 13:37:09 +02:00
Werner Koch
07c6743148
gpg: Avoid to emit a compliance mode line if libgcrypt is non-compliant.
* g10/encrypt.c (check_encryption_compliance): Check gcrypt compliance
before emitting an ENCRYPTION_COMPLIANCE_MODE status.
--

GnuPG-bug-id: 6221
2022-09-29 14:15:47 +02:00
Werner Koch
05b7e4a405
gpg: Don't consider unknown keys as non-compliant while decrypting.
* g10/mainproc.c (proc_encrypted):  Change compliance logic.
--

For the description of the proplem see
  https://dev.gnupg.org/T6205#163306

GnuPG-bug-id: 6205
2022-09-22 10:25:36 +02:00
Werner Koch
a95a31cd2f
gpg: Add descriptions for --auto-key-import and --include-key-import
--

Actually we once had them but they got lost at some point.  The German
translation is also up-to-date now.
2022-08-31 18:06:16 +02:00
Werner Koch
e05fb5ca37
gpg: Emit STATUS_FAILURE for --require-compliance errors
* g10/misc.c (compliance_failure): Do not fallback to CO_GNUPG.  Print
compliance failure error and status for CO_DE_VS.
* g10/mainproc.c (proc_encrypted): Call compliance_failure in the
require-compliance error case.
* g10/encrypt.c (check_encryption_compliance): Ditto.
2022-08-31 15:34:17 +02:00
Werner Koch
aa0c942521
gpg: Fix assertion failure due to errors in encrypt_filter.
* common/iobuf.c (iobuf_copy): Use log_assert.  Explicitly cast error
return value.
* g10/build-packet.c (do_plaintext): Check for iobuf_copy error.

* g10/encrypt.c (encrypt_filter): Immediately set header_okay.
--

Fixes-commit: 8066f8a3470f9d2f3682a28641a7b09eca29a105
which caused the assertion failure on error.

The second fix avoids repeated error message about non-compliant keys.

GnuPG-bug-id: 6174
2022-08-31 13:35:41 +02:00
Werner Koch
f88cb12f8e
gpg: Make --require-compliance work for -se
* g10/encrypt.c (encrypt_crypt, encrypt_filter): Factor common code
out to ...
(create_dek_with_warnings): new
(check_encryption_compliance): and new.

* g10/encrypt.c (encrypt_filter): Add the compliance check.
--

GnuPG-bug-id: 6174
2022-08-30 18:55:24 +02:00
Werner Koch
15cf36f6a8
gpg: Rename a function.
* g10/cipher.c (cipher_filter): Rename to cipher_file_cfb.
2022-08-29 13:13:45 +02:00
Werner Koch
5b24c41ba7
gpg: Very minor cleanup in decrypt_data.
* g10/decrypt-data.c (decrypt_data): Show also the aead algo with
--show-session-key.  Remove meanwhile superfluous NULL-ptr test.
2022-08-29 13:07:43 +02:00
Jussi Kivilinna
e92812a475
g10/decrypt-data: disable output estream buffering to reduce overhead
* g10/decrypt-data.c (decrypt_data): Disable estream buffering for
output file.
--

Here estream is filled with iobuf_copy which already uses large buffers
so additional buffering in estream was just adding memory copy overhead.

GnuPG-bug-id: T5828
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
2022-08-29 12:12:31 +02:00
Werner Koch
914ee72475
gpg: Fix "generate" command in --card-edit.
* g10/card-util.c (get_info_for_key_operation): Get the APPTYPE before
testing for it.

* g10/card-util.c (current_card_status): Always try to update the
shadow keys.
* g10/call-agent.c (agent_scd_getattr): Handle $AUTHKEYID.
--

The first part fixed a regression introduced today.
GnuPG-bug-id: 5100

The second part is usually not required because our ssh-agent code
anyway looks for the OpenPGP.3 key.  However, this helps to put the
Display S/N into the shadow key so that we get a better prompt to
insert the card.
2022-08-16 14:07:38 +02:00
Werner Koch
2d23a72690
gpg: Update shadow-keys with --card-status also for non-openpgp cards.
* agent/command.c (cmd_readkey): Also allow for $AUTHKEYID in card
mode.
* g10/call-agent.c (agent_update_shadow_keys): new.
* g10/card-util.c (current_card_status): Call it.
2022-08-16 13:02:25 +02:00
Werner Koch
8e393e2592
gpg: Fix --card-status to handle lowercase APPTYPEs
* g10/card-util.c (current_card_status): Use ascii_strcasecmp.
2022-08-16 11:21:39 +02:00
NIIBE Yutaka
27ae89db6e
gpg: Fix detecting OpenPGP card by serialno.
* g10/card-util.c (get_info_for_key_operation): Use ->apptype to
determine card's APP.
(current_card_status): Even if its SERIALNO is not like OpenPGP card,
it's OpenPGP card when app says so.
--

GnuPG-bug-id: 5100
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
Backported-from-master: 157f1de64e437cecd75335e9f4077ba9835e3da0
2022-08-16 10:56:46 +02:00
Werner Koch
f2a81e3745
gpg: Fix wrong error message for keytocard.
* g10/call-agent.c (agent_keytocard): Emit SC_OP_FAILURE.
--

GnuPG-bug-id: 6122
2022-08-04 12:44:19 +02:00
Werner Koch
e8011a7cec
gpg: Make symmetric + pubkey encryption de-vs compliant.
* g10/mainproc.c (proc_encrypted): Make symmetric + pubkey encryption
de-vs compliant.

* g10/mainproc.c (struct symlist_item): New.
(struct mainproc_context): Add field symenc_list.
(release_list): Free that list.
(proc_symkey_enc): Record infos from symmetric session packet.
(proc_encrypted): Check symkey packet algos
--

The original check was too strong because it is in fact compliant to
encrypt with a symmetric key and and public key.  Thus decryption
should issue a compliance status.

In addition we now check that the cipher algorithms used to
symmetrically encrypt the session key are all compliant.  This is
similar to our check for all public key encrypted session key packets.

GnuPG-bug-id: 6119
Fixes-commit: b03fab09e188f7bb10237d4f20455e4026737e4e
2022-08-02 18:36:56 +02:00
Werner Koch
890e616593
gpg: For de-vs use SHA-256 instead of SHA-1 as implicit preference.
* g10/pkclist.c (select_algo_from_prefs): Change implicit hash
algorithm.
--

GnuPG-bug-id: 6043
2022-07-28 10:39:45 +02:00
Ingo Klöcker
abe69b2094
gpg: Look up user ID to revoke by UID hash
* g10/keyedit.c (find_userid_by_namehash, find_userid): New.
(keyedit_quick_revuid): Use find_userid() instead of iterating over the
nodes of the keyblock.
* tests/openpgp/quick-key-manipulation.scm: Add test for revoking a
user ID specified by its hash.
--

This makes it possible to specify the user ID to revoke as UID hash when
calling --quick-revoke-uid.

GnuPG-bug-id: 5936
(cherry picked from commit 35b17550706c8b7479ae96654feb97c05263cfc9)
2022-07-27 16:35:59 +02:00
Ingo Klöcker
ee8f1c10a7
gpg: Request keygrip of key to add via command interface
* g10/keygen.c (ask_algo): Request keygrip via cpr_get.
* doc/help.txt (gpg.keygen.keygrip): New help text.
--

This change makes it possible to add an existing (sub)key to
another key via the status/command interface.

GnuPG-bug-id: 5771
(cherry picked from commit 19b1a28621c614b81f596e363b1ce49dd9fae115)
2022-07-25 15:17:42 +02:00
Werner Koch
7b1db7192e
g10: Fix garbled status messages in NOTATION_DATA
* g10/cpr.c (write_status_text_and_buffer): Fix off-by-one
--

Depending on the escaping and line wrapping the computed remaining
buffer length could be wrong.  Fixed by always using a break to
terminate the escape detection loop.  Might have happened for all
status lines which may wrap.

GnuPG-bug-id: T6027
2022-06-14 11:39:31 +02:00
Werner Koch
36a5509e11
gpg: Minor robustness fix.
* g10/parse-packet.c (mpi_read_detect_0_removal): Protect agains
failed gcry_mpi_scan.
--

Fixes-commit: 3fcef7371480cce392d690897d42955f1b19c12a
2022-05-05 14:02:02 +02:00
NIIBE Yutaka
3fcef73714 gpg: Handle leading-zeros private key for Ed25519.
* g10/parse-packet.c (mpi_read_detect_0_removal): New.
(parse_key): Use mpi_read_detect_0_removal for PUBKEY_ALGO_EDDSA
to tweak the checksum.

--

GnuPG-bug-id: 5120
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-04-28 15:12:01 +09:00
NIIBE Yutaka
3192939a10 Revert "gpg: Accept Ed25519 private key in SOS which reserves leading zeros."
This reverts commit 14de7b1e5904e78fcbe413a82d0f19b750bd8830.
2022-04-28 11:09:44 +09:00
Werner Koch
86d84464ae
gpg: Avoid NULL ptr access due to corrupted packets.
* g10/parse-packet.c (parse_signature): Do not create an opaque MPI
with NULL and length > 0
(parse_key): Ditto.
--

GnuPG-bug-id: 5940, 5946
2022-04-25 15:29:11 +02:00
Werner Koch
f021ecd576
gpg: Emit an ERROR status as hint for a bad passphrase.
* g10/mainproc.c (proc_symkey_enc): Issue new error code.
(proc_encrypted): Ditto.
--

This allows GPGME to return a better error message than "bad session
key" to the user.  Technically we could get run into these errors also
in other cases but this more unlikley.  For the command line use we
don't do anything to not change the expected output of the command
line interface.

GnuPG-bug-id: 5943
2022-04-25 11:18:40 +02:00
Werner Koch
a5faaf8bee
w32: Do no use Registry item DefaultLogFile for the main tools.
* g10/gpg.c (main): Set LOG_NO_REGISTRY.
* sm/gpgsm.c (main): Ditto.
* tools/gpg-connect-agent.c (main): Ditto.
* tools/gpgconf.c (main): Ditto.
(show_other_registry_entries): Print "DefaultLogFile".
--

The intention of this mostly forgotten registry entry was to allow for
easy debugging of the tools.  However, with the global config
files (and in 2.3 with common.conf) things are anyway better.  We
disable the use for the commonly used tools so that it does not look
like calling gpg on the command line seems to block with no output if
the log server (e.g. tcp://1.2.3.4:11111) is not reachable.
2022-04-20 09:20:35 +02:00
Werner Koch
c8c71fc716
gpg: Replace an assert by a log_fatal.
* g10/build-packet.c (do_signature): Use log_fatal.
--
GnuPG-bug-id: 5809
2022-04-14 13:53:55 +02:00
Werner Koch
15eda7ce78
gpg: Print info about the used AEAD algorithm.
* g10/misc.c (openpgp_cipher_algo_mode_name): New.
* g10/decrypt-data.c (decrypt_data): Use function here.
--

With out this change we would see

  gpg: cipher algorithm 'AES256' may not be used in
  --compliance=de-vs mode

This is confusing because AES256 is compliant.  Now we see

  gpg: cipher algorithm 'AES256.OCB' may not be used in
  --compliance=de-vs mode

which gives a hint on the problem.
2022-03-18 13:50:18 +01:00
Werner Koch
e081a601f7
gpg: Allow decryption of symencr even for non-compliant cipher.
* g10/decrypt-data.c (decrypt_data): Add arg compliance_error.  Adjust
all callers.  Fail on compliance error only in --require-compliance
mode.  Make sure to return an error if the buffer is missing; actually
that should be an assert.
* g10/mainproc.c (proc_encrypted): Delay printing of the compliance
mode status.  Consult the compliance error now returned by
decrypt_data.
--

The actual case here is that we fail hard if a message has been AEAD
encrypted with one AEAD capable key and also with one passphrase.  In
general the preference system takes care of not using AEAD if one
recipient's key does not support it.  However, if the sender uses her
own AEAD-capable key _and_ a passphrase the message will be AEAD
encrypted.  This change allows to decrypt that anyway along with a
warning message.

Note that this does currently not work in 2.3 due to a non-compliant
libgcrypt.  We will however, backport this to 2.2.
2022-03-18 11:55:17 +01:00
Werner Koch
17890d4318
gpg: New option --require-compliance.
* g10/options.h (opt): Add field flags.require_compliance.
* g10/gpg.c (oRequireCompliance): New.
(opts): Add --require-compliance.
(main): Set option.
* g10/mainproc.c (proc_encrypted): Emit error if non de-vs compliant.
(check_sig_and_print): Ditto.
* g10/encrypt.c (encrypt_crypt): Ditto.
--

Note that in the --encrypt and --verify cased other checks may kick in
earlier than this new --require-compliance controlled one.
2022-03-08 18:19:38 +01:00
Werner Koch
c11292fe73
gpg: Give Libgcrypt CFLAGS a higher priority than SQlite.
* g10/Makefile.am (AM_CFLAGS): Reorder.
--

The more specific CLFAGS should come first so these are picked up
first.  We really should improve the build system to enforce this
rule.  In particular /usr/local/include should come after any more
specific location.
2022-03-08 10:13:06 +01:00
Jussi Kivilinna
9116fd1e9a
g10: Avoid extra hash contexts when decrypting MDC input
* g10/mainproc.c (mainproc_context): New member
'seen_pkt_encrypted_mdc'.
(release_list): Clear 'seen_pkt_encrypted_mdc'.
(proc_encrypted): Set 'seen_pkt_encrypted_mdc'.
(have_seen_pkt_encrypted_aead): Rename to...
(have_seen_pkt_encrypted_aead_or_mdc): ...this and add check for
'seen_pkt_encrypted_mdc'.
(proc_plaintext): Do not enable extra hash contexts when decrypting
MDC input.
--

Avoiding extra hash contexts speeds up CFB/MDC decryption quite
a lot. For example, decrypting symmetric-key AES-256 encrypted
4 GiB file from RAM to /dev/null sees ~3.4x speed increase on
AMD Ryzen 5800X:

 AES256.CFB encryption: 783 MB/s
 AES256.CFB decryption: 386 MB/s (before)
 AES256.CFB encryption: 1.3 GB/s (after patch)

Note, AEAD is still significantly faster:

 AES256.OCB encryption: 2.2 GB/s
 AES256.OCB decryption: 3.0 GB/s

GnuPG-bug-id: T5820
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
(cherry picked from commit ab177eed514f7f3432d78e7e6521ad24cc0f4762)

Even 2.2 with the older Libgcrypt 1.8 gets a threefold speedup; see
https://dev.gnupg.org/T5820#155447 (AES-128 vs. AES-256 does not make
a substanial difference)

Signed-off-by: Werner Koch <wk@gnupg.org>
2022-02-24 14:14:48 +01:00
Werner Koch
d426ed66ac
gpg: Set --verbose and clear --quiet in debug mode.
* g10/gpg.c (set_debug): Tweak options.
--
2022-02-01 15:17:52 +01:00
Werner Koch
85300587cc
gpgconf: Fix --list-options for forced options
* tools/gpgconf-comp.c: Remove assert.h and replace all assert calls
by log_assert.
(known_options_gpg): Add "keyserver" as invisible.  Remove "options".
(known_pseudo_options_gpg, known_pseudo_options_gpgsm): New.
(gc_component): Add field known_pseudo_options.
(struct read_line_wrapper_parm_s): New.
(read_line_wrapper): New.
(retrieve_options_from_program): Use read_line_wrapper to handle
pseudo options.
(retrieve_options_from_program): Ignore to be ignored options.  Add
failsafe code to avoid calling percent_escape with NULL.
--

GnuPG-bug-id: 5341,5800

Due to reading the list of options from the argparser of the
component, we had no more information about the pseudo options and
thus could not emit them.  Well, there is just one pseudo option right
now, but with this change we have a generalized concept for them:
Pseudo options are used to convey information from a component to
gpgconf; for example build-in values.

This is a combined backport of patches to master.
2022-01-26 13:32:17 +01:00
NIIBE Yutaka
4cc724639c gpg: Fix adding the list of ultimate trusted keys.
* g10/keygen.c (do_generate_keypair): Remove call to
register_trusted_keyid for updating user_utk_list.
* g10/trust.c (register_trusted_keyid): Remove.
(update_ownertrust): Add call to tdb_update_utk.
* g10/trustdb.c (tdb_register_trusted_keyid): Make it internal
function by adding "static" qualifier.
Replace calls of register_trusted_keyid to tdb_register_trusted_keyid.
(tdb_update_utk): New.
* g10/trustdb.h (tdb_update_utk): New.

--

Backport of master commit of:
	4aeeaa65ad09fa72ee21c5597b1ce6255ec7dfa8

GnuPG-bug-id: 5742
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-01-17 13:58:58 +09:00
Werner Koch
f7bde071cc
gpg: Re-group the options in the --help output.
* g10/gpg.c (opts): Change oLoadExtensions, oStrict, and oNoStrict to
use ARGPARSE_ignore and remove the code in the option switch.
--

This looks better and is also required for further simplifications of
gpgconf.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 41eb5108ce59244d961df43bbf73b8aa6e95e9cd)
2021-12-29 22:52:38 +01:00
Werner Koch
5f890f417f
gpgconf: Support reading global options (part 2).
* tools/gpgconf-comp.c: Remove all regular option descriptions.  They
are now read in from the component.  Also remove a few meanwhile
obsolete options.
* agent/gpg-agent.c: Add option description which were only set in
gpgconf-comp.c.
* dirmngr/dirmngr.c: Ditto.
* scd/scdaemon.c: Ditto.
* sm/gpgsm.c: Ditto.
* g10/gpg.c: Ditto.
--

This second part removes all regular option descriptions because they
can be read from the components.  A few were missing in the components
and thus moved to there.

Signed-off-by: Werner Koch <wk@gnupg.org>

This is a backport from master (2.3).
2021-12-29 09:42:45 +01:00
NIIBE Yutaka
14de7b1e59 gpg: Accept Ed25519 private key in SOS which reserves leading zeros.
* g10/parse-packet.c (sos_read): Backport from 2.3.
(parse_key): Use sos_read for Ed25519 private key.

--

Note that we keep the code of sos_read as same as 2.3.  Even it is
set, the GCRYMPI_FLAG_USER2 flag is not used.

GnuPG-bug-id: 5120
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-12-07 15:37:55 +09:00
Werner Koch
985fb25c46
gpg: New option --forbid-gen-key.
* g10/gpg.c (oForbidGenKey, opts): New option.
(mopt): New local struct
(gen_key_forbidden): New.
(main): Set and handle the option.
--

In large system installation it is sometimes useful to make it a bit
harder for users to generate their own keys.  An example is a policy
to not use on-disk keys.
2021-11-22 21:05:16 +01:00
Werner Koch
6ee01c1d26
gpg,gpgsm: Add option --min-rsa-length.
* common/compliance.c (min_compliant_rsa_length): New.
(gnupg_pk_is_compliant): Take in account.
(gnupg_pk_is_allowed): Ditto.
(gnupg_set_compliance_extra_info): New.
* g10/gpg.c (oMinRSALength): New.
(opts): Add --min-rsa-length.
(main): Set value.
* g10/options.h (opt): Add field min_rsa_length.
* sm/gpgsm.c (oMinRSALength): New.
(opts): Add --min-rsa-length.
(main): Set value.
* sm/gpgsm.h (opt): Add field min_rsa_length.
2021-11-18 21:11:10 +01:00
Werner Koch
d2b2dc4549
Update release signing keys
--

The last key is new.  As usual the key is on a dedicated card with the
Admin PIN accessible to a few core hackers.

# ------------------------ >8 ------------------------

pub   rsa3072 2017-03-17 [SC] [expires: 2027-03-15]
      5B80C5754298F0CB55D8ED6ABCEF7E294B092E28
sig    R     BCEF7E294B092E28 2017-03-17  Andre Heinecke (Release Signing Key)
uid                      Andre Heinecke (Release Signing Key)
sig 3        BCEF7E294B092E28 2017-03-17  Andre Heinecke (Release Signing Key)
sig          1FDF723CF462B6B1 2017-03-17  Andre Heinecke <aheinecke@intevation.de>

pub   ed25519 2020-08-24 [SC] [expires: 2030-06-30]
      6DAA6E64A76D2840571B4902528897B826403ADA
uid                      Werner Koch (dist signing 2020)
sig 3        528897B826403ADA 2020-08-24  Werner Koch (dist signing 2020)
sig          249B39D24F25E3B6 2020-08-24  Werner Koch (dist sig)
sig          63113AE866587D0A 2020-08-24  wk@gnupg.org
sig          E3FDFF218E45B72B 2020-08-24  Werner Koch (wheatstone commit signing)
sig          F2AD85AC1E42B367 2020-08-24  Werner Koch <wk@gnupg.org>

pub   ed25519 2021-05-19 [SC] [expires: 2027-04-04]
      AC8E115BF73E2D8D47FA9908E98E9B2D19C6C8BD
uid                      Niibe Yutaka (GnuPG Release Key)
sig 3        E98E9B2D19C6C8BD 2021-05-19  Niibe Yutaka (GnuPG Release Key)
sig          00B45EBD4CA7BABE 2021-09-14  NIIBE Yutaka <gniibe@fsij.org>
sig          E267B052364F028D 2021-09-14  NIIBE Yutaka <gniibe@fsij.org>

pub   brainpoolP256r1 2021-10-15 [SC] [expires: 2029-12-31]
      02F38DFF731FF97CB039A1DA549E695E905BA208
uid                      GnuPG.com (Release Signing Key 2021)
sig 3        549E695E905BA208 2021-10-15  GnuPG.com (Release Signing Key 2021)
sig          528897B826403ADA 2021-10-15  Werner Koch (dist signing 2020)
sig          E3FDFF218E45B72B 2021-10-15  Werner Koch (wheatstone commit signing)
2021-11-13 21:02:22 +01:00
Werner Koch
bc6d56282e
gpg: Remove stale ultimately trusted keys from the trustdb.
* g10/tdbdump.c (export_ownertrust): Skip records marked with the
option --trusted-key.
(import_ownertrust): Clear the trusted-key flag.
* g10/tdbio.h (struct trust_record): Add field flags.
* g10/tdbio.c (tdbio_dump_record): Improve output.
(tdbio_read_record, tdbio_write_record): Handle flags.
* g10/trustdb.c (verify_own_keys): Clear stale trusted-keys and set
the flag for new --trusted-keys.
(tdb_update_ownertrust): Add arg as_trusted_key.  Update callers.
--

GnuPG-bug-id: 5685
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-11-13 20:59:17 +01:00
Werner Koch
918e921800
gpg: Fix printing of binary notations.
* g10/keylist.c (show_notation): Print binary notation from BDAT.
--

GnuPG-bug-id: 5667
2021-10-22 16:33:40 +02:00
Werner Koch
773b8fbbe9
gpg: New option --override-compliance-check
* g10/gpg.c (oOverrideComplianceCheck): New.
(opts): Add new option.
(main): Set option and add check for batch mode.
* g10/options.h (opt): Add flags.override_compliance_check.

* g10/sig-check.c (check_signature2): Factor complaince checking out
to ...
(check_key_verify_compliance): new.  Turn error into a warning in
override mode.
--

There is one important use case for this: For systems configured
globally to use de-vs mode, Ed25519 and other key types are not
allowed because they are not listred in the BSI algorithm catalog.
Now, our release signing keys happen to be Ed25519 and thus we need to
offer a way for users to check new versions even if the system is in
de-vs mode.  This does on purpose not work in --batch mode so that
scripted solutions won't accidently pass a signature check.

GnuPG-bug-id: 5655
Backported-from-master: fb26e144adfd93051501d58f5d0d4f8826ddf436
2021-10-13 17:34:12 +02:00
NIIBE Yutaka
a17f1b6074
gpg: Skip the packet when not used for AEAD.
* g10/free-packet.c (free_packet): Add the case for case
PKT_ENCRYPTED_AEAD.
--

GnuPG-bug-id: 5584
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
(bug id fixed in this backport)
2021-10-06 20:03:34 +02:00
Werner Koch
13e4e322eb
Update release signing keys.
--

These are now

# ------------------------ >8 ------------------------
pub   rsa3072 2017-03-17 [SC] [expires: 2027-03-15]
      5B80C5754298F0CB55D8ED6ABCEF7E294B092E28
sig    R     BCEF7E294B092E28 2017-03-17  Andre Heinecke (Release Signing Key)
uid                      Andre Heinecke (Release Signing Key)
sig 3        BCEF7E294B092E28 2017-03-17  Andre Heinecke (Release Signing Key)
sig          1FDF723CF462B6B1 2017-03-17  Andre Heinecke <aheinecke@intevation.de>

pub   ed25519 2020-08-24 [SC] [expires: 2030-06-30]
      6DAA6E64A76D2840571B4902528897B826403ADA
uid                      Werner Koch (dist signing 2020)
sig 3        528897B826403ADA 2020-08-24  Werner Koch (dist signing 2020)
sig          249B39D24F25E3B6 2020-08-24  Werner Koch (dist sig)
sig          63113AE866587D0A 2020-08-24  wk@gnupg.org
sig          E3FDFF218E45B72B 2020-08-24  Werner Koch (wheatstone commit signing)
sig          F2AD85AC1E42B367 2020-08-24  Werner Koch <wk@gnupg.org>

pub   ed25519 2021-05-19 [SC] [expires: 2027-04-04]
      AC8E115BF73E2D8D47FA9908E98E9B2D19C6C8BD
uid                      Niibe Yutaka (GnuPG Release Key)
sig 3        E98E9B2D19C6C8BD 2021-05-19  Niibe Yutaka (GnuPG Release Key)
sig          00B45EBD4CA7BABE 2021-09-14  NIIBE Yutaka <gniibe@fsij.org>
sig          E267B052364F028D 2021-09-14  NIIBE Yutaka <gniibe@fsij.org>
2021-09-14 13:50:47 +02:00
Werner Koch
1f726b4123
gpg: Print a note about the obsolete option --secret-keyring.
--

GnuPG-bug-id: 2749
2021-08-28 18:37:41 +02:00
Werner Koch
6685696ada
gpg: Return SUCCESS/FAILURE status also for --card-edit/name.
* g10/card-util.c (change_name): Call write_sc_op_status.
--

Reported-by: Joey Berkovitz
2021-08-20 09:54:00 +02:00
Werner Koch
5fe4b97887
gpg: Let --fetch-key return an exit code on failure.
* g10/keyserver.c (keyserver_fetch): Return an error code.
* g10/gpg.c (main) <aFetchKeys>: Return 1 in case of no data.
--

GnuPG-bug-id: 5376
2021-06-25 10:35:24 +02:00
Werner Koch
845711d142
gpg: Partial fix for Unicode problem in output files.
* g10/openfile.c (overwrite_filep): Use gnupg_access.
--

As said, this is just an obvious but partial fix.  We need to review
things for the output module.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-06-10 12:44:30 +02:00
Werner Koch
7a98e45e74
w32: Change spawn functions to use Unicode version of CreateProcess.
* common/exechelp-w32.c (gnupg_spawn_process): Change to use
CreateProcessW.
(gnupg_spawn_process_fd): Ditto.
(gnupg_spawn_process_detached): Ditto.
* g10/exec.c (w32_system): Ditto.
--

GnuPG-bug-id: 4398

We do not use this weirdo CREATE_UNICODE_ENVIRONMENT flag because it
does not make any sense to have non-ASCII names in the environment.  I
can't imagine why this should be used at all and rationale for this
API features is, well, sparse.

(cherry picked from commit cf2f6d8a3f0594c03c383b4989a3041e9c4536d7)
2021-06-08 10:52:45 +02:00
Werner Koch
b912f07cdf
w32: Always use Unicode for console input and output.
* common/init.c (_init_common_subsystems) [W32]: Set the codepage to
UTF-8 for input and putput.  Switch gettext to UTF-8.
* g10/gpg.c (utf8_strings) [W32]: Make sure this is always set.
--

With this patch the former patch to use ReadConsoleW and WriteConsoleW
in ttyio.c are kind of superfluous because the ANSI version of these
functions are also able to read/write UTF-8 directly given the console
code page has been set correctly.  However, this seems to work only
with recent versions of Windows-10.

GnuPG-bug-id: 4365
(cherry picked from commit 8c41b8aac3efb78178fe1eaf52d8d1bbc44941a8)
Removed changes for "gpgconf --show-codepages" of the original patch.
2021-06-08 10:34:54 +02:00
Werner Koch
1f59c4c8e2
gpg: Prepare for globing with UTF-8.
* g10/gpg.c (_dowildcard): Remove.
(my_strusage): Enable wildcards using our new system.
--

This patch actually removes the current globing using a mingw
feature.  We are not able to use this because it does not handle
Unicode filenames.  The plan is to implement this in init.c.  This
patch merely configures gpg to request globing.

GnuPG-bug-id: 4398
(cherry picked from commit 8e15506d6680bbee85bc01453da28fc90b4cb673)
2021-06-08 09:24:39 +02:00
Werner Koch
9f586700ec
gpg,sm: Simplify keyserver spec parsing.
* common/keyserver.h: Remove.
* sm/gpgsm.h (struct keyserver_spec): Remove.
(opt): Change keyserver to a strlist_t.
* sm/gpgsm.c (keyserver_list_free): Remove.
(parse_keyserver_line): Remove.
(main): Store keyserver in an strlist.
* sm/call-dirmngr.c (prepare_dirmngr): Adjust for the strlist.  Avoid
an ambiguity in dirmngr by adding a prefix if needed.

* g10/options.h (struct keyserver_spec): Move definition from
keyserver.h to here.  Remove most fields.
* g10/keyserver.c (free_keyserver_spec): Adjust.
(cmp_keyserver_spec): Adjust.
(parse_keyserver_uri): Simplify.
(keyidlist): Remove fakev3 arg which does not make any sense because
we don't even support v3 keys.
--

We now rely on the dirmngr to parse the keyserver specs.  Thus a bad
specification will not be caught immediately.  However, even before
that dirmngr had stricter tests.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-26 14:30:17 +02:00
Werner Koch
7bf8530e75
gpg: Fix sending an OpenPGP key with umlaut to an LDAP keyserver.
* g10/call-dirmngr.c (record_output): Rewrite.
--

Thou shalt not percent-escape for C-unescaping.

Fixes-commit: 51341badb623927f2a358588c725a356fc77dbe7
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-18 22:54:16 +02:00
Werner Koch
03f83bcda5
gpg: Use a more descriptive prompt for symmetric decryption.
* g10/keydb.h (GETPASSWORD_FLAG_SYMDECRYPT): New.
(passphrase_to_dek_ext): Remove this obsolete prototype.
* g10/passphrase.c (passphrase_get): Add arg flags.  Use new flag
value.
(passphrase_to_dek): Add arg flags and pass it on.
* g10/mainproc.c (proc_symkey_enc): Use new flag.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-17 19:30:15 +02:00
Werner Koch
b203325ce1
gpg: Allow ECDH with a smartcard returning just the x-coordinate.
* g10/ecdh.c (pk_ecdh_encrypt_with_shared_point): Factor extraction
part out to  ...
(extract_secret_x): new.  Allow for x-only coordinate.
(pk_ecdh_encrypt_with_shared_point): Change arg shared_mpi
to (shared,nshared).  Move param check to the top.  Add extra safety
check.
(pk_ecdh_decrypt): Adjust for change.
* g10/pkglue.c (get_data_from_sexp): New.
(pk_encrypt): Use it for "s" and adjusted for changed
pk_ecdh_encrypt_with_shared_point.
* g10/pubkey-enc.c (get_it): Remove conversion to an MPI and call
pk_ecdh_decrypt with the frame buffer.
--

Backported-from-master: f129b0e97730b47d62482fba9599db39b526f3d2)
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-04 11:51:34 +02:00
Werner Koch
b410c95fe9
build: Silence two compiler warnings.
--
2021-05-04 10:45:30 +02:00
Werner Koch
22fe23f46d
gpg: Fix mailbox based search via AKL keyserver method.
* g10/keyserver.c (keyserver_import_name): Rename to ...
(keyserver_import_mbox): this.  And use mail search mode.
* g10/getkey.c (get_pubkey_byname): Change the two callers.
--

In contrast to a search via keyserver_import_ntds the older
keyserver_import_name used a full match of the provided name despite
that it is only called with an addr-spec (mbox).  Due to the mode the
pattern send to dirmngr was prefixed with a '=' and thus dirmngr used
an exact search;.  This did only work for provided user ids like
"foo@example.org" but not for "<foo@example.org>" or
"Foo <foo@xample.org>".  The old code dates back to 2010.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 4fcfac6feb2a6c2b14883ba406afc917e8d4be42)
2021-05-04 10:23:20 +02:00
Werner Koch
e7251be84c
gpg: Auto import keys specified with --trusted-keys.
* g10/getkey.c (get_pubkey_with_ldap_fallback): New.
* g10/trustdb.c (verify_own_keys): Use it.

(cherry picked from commit 100037ac0f558e8959fc065d4703c85c2962489e)
2021-05-04 10:21:14 +02:00
Werner Koch
e53f603728
gpg: Allow decryption w/o public key but with correct card inserted.
* agent/command.c (cmd_readkey): Add option --no-data and special
handling for $SIGNKEYID and $AUTHKEYID.
* g10/call-agent.c (agent_scd_getattr): Create shadow keys for KEY-FPR
output.
* g10/skclist.c (enum_secret_keys): Automagically get a missing public
key for the current card.

Signed-off-by: Werner Koch <wk@gnupg.org>
Backported-from-master: 50293ec2ebf2a997dbad9a47166d694efcc0709a)
2021-05-04 10:06:57 +02:00
Werner Koch
2af217ecd7
gpg: Allow fingerprint based lookup with --locate-external-key.
* g10/keyserver.c (keyserver_import_fprint_ntds): New.
* g10/getkey.c (get_pubkey_byname): Detect an attempt to search by
fingerprint in no_local mode.
--

See the man page.  For testing use

  gpg --auto-key-locate local,wkd,keyserver --locate-external-key  \
    FINGERPRINT

with at least one LDAP keyserver given in dirmngr.conf.  On Windows
"ntds" may be used instead or in addtion to "keyserver".

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit ec36eca08cdbf6653e7362e8e0e6c5f2c75b4a60)
2021-05-03 20:53:15 +02:00
Werner Koch
b59af0e2a0
gpg: Lookup a missing public key of the current card via LDAP.
* g10/getkey.c (get_seckey_default_or_card): Lookup a missing public
key from the current card via LDAP.
* g10/call-dirmngr.c: Include keyserver-intetnal.h.
(gpg_dirmngr_ks_get): Rename arg quick into flags.  Take care of the
new LDAP flag.
* g10/keyserver-internal.h (KEYSERVER_IMPORT_FLAG_QUICK): New.
Replace the use of the value 1 for the former quick arg.
(KEYSERVER_IMPORT_FLAG_LDAP): New.
* g10/keyserver.c (keyserver_get_chunk): Increase the reserved line
length.
* dirmngr/ks-action.c (ks_action_get): Add arg ldap_only.
* dirmngr/server.c (cmd_ks_get): Add option --ldap.
--

This change makes it easy to start working with gnupg: Just insert the
smartcard or token provided to you and the first time you sign a
message the public key associated with the current card will be
imported and everything is set without any configuration.

This works only with an LDAP directory because it can be expected that
the public key has been put into the LDAP during card personalization.
Of course an LDAP server needs to be configured; in a Windows AD
domain this can be a mere "keyserver ldap:///" in dirmngr.conf.  Other
configured keyservers are ignored.

Requirements for the card driver: The $SIGNKEYID attribute must exists
and a query for the KEY-FPR attribute needs to return the OpenPGP
fingerprint for that key.  This is currently supported for OpenPGP
cards and certain PKCS#15 cards.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit d7e707170fbe2956deb3d81e2802d21352079722)
2021-05-03 20:28:33 +02:00
Werner Koch
79f5ffb1ad
gpg: Minor restructuring of a function.
--

This is for easier reading and future changing.

(cherry picked from commit d984de172c29cd9a56e3a397bdb573519ff74e92)
2021-05-03 20:22:47 +02:00
Werner Koch
26a024057d
gpg: No warning in quiet mode for S2K mode 0.
--
2021-04-29 19:51:39 +02:00
Werner Koch
5b8593135f
common: Extend the openpgp_curve_to_oid function.
* common/openpgp-oid.c (openpgp_curve_to_oid): Add optional arg R_NBITS.
Change all callers.
--

In particular for ed25519 and cv25519 it is quite useful to have an
ability to get the required algorithm.

(cherry picked from commit 24095101a5069f15a9aea7512498ac436a76814a)
2021-04-29 12:57:00 +02:00
Werner Koch
1303b0ed84
gpg: Do not use self-sigs-only for LDAP keyserver imports.
* dirmngr/ks-engine-ldap.c (ks_ldap_get): Print a SOURCE status.
* g10/options.h (opts): New field expl_import_self_sigs_only.
* g10/import.c (parse_import_options): Set it.
* g10/keyserver.c (keyserver_get_chunk): Add special options for LDAP.
--

I can be assumed that configured LDAP servers are somehow curated and
not affected by rogue key signatures as the HKP servers are.  Thus we
can allow the import of key signature from LDAP keyservers by default.

GnuPG-bug-id: 5387
2021-04-13 14:50:05 +02:00
Werner Koch
18551c6dc2
gpg: Fix new pseudo option compliance_de_vs
* g10/gpg.c (gpgconf_list): Take opt.compliance also in account.
--

This makes it a one-stop check.
2021-04-06 09:30:24 +02:00
Werner Koch
9feffc03f3
gpgconf: Return a new pseudo option compliance_de_vs.
* tools/gpgconf-comp.c (gc_options_gpg): Add "compliance_de_vs".
* g10/gpg.c (gpgconf_list): Return that pseudo option.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-04-01 13:19:10 +02:00
Werner Koch
87d7b7e075
gpg: New option --force-sign-key
* g10/gpg.c (oForceSignKey,opts): New option "--force-sign-key".
(main): Set it.
* g10/options.h (opt): New flag flags.force_sign_key.
* g10/keyedit.c (sign_uids): Use new flag.
--

GnuPG-bug-id: 4584
2021-03-11 11:32:00 +01:00
Nicolas Fella via Gnupg-devel
0441ed6e1c
gpg: Keep temp files when opening images via xdg-open
* g10/photoid.c (get_default_photo_command): Change parameter for
xdg-open.
--

xdg-open spawns the user's preferred image viewer and then exits.
Therefore we must not remove the temp file when it exits,
otherwise by the time the actual image viewer is started the file
doesn't exist any more.

Signed-off-by: Nicolas Fella <nicolas.fella@gmx.de>
2021-03-01 09:47:21 +01:00
Werner Koch
6e258babe7
Include the library version in the compliance checks.
* common/compliance.c (gnupg_gcrypt_is_compliant): New.
(gnupg_rng_is_compliant): Also check library version.
* g10/mainproc.c (proc_encrypted): Use new function.
(check_sig_and_print): Ditto.
* sm/decrypt.c (gpgsm_decrypt): Ditto.
* sm/encrypt.c (gpgsm_encrypt): Ditto.
* sm/verify.c (gpgsm_verify): Ditto
--

This will eventually allow us to declare Libgcrypt 1.9 to be de-vs
compliant.  GnuPG can use this information then for its own checks.
As of now GnuPG tests the version of the used library but that is a
bit cumbersome to maintain.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 90c514868ff5fcf6d39490d4874ac3a31ba9e85f)
2021-01-28 16:01:53 +01:00
Werner Koch
9037be5f40
gpg: Fix ugly error message for an unknown symkey algorithm.
* g10/mainproc.c (proc_symkey_enc): Do not continue with an unknown
algorithm.
--

Trying to encrypt data created with

 printf "\x8c\x49\x05\x0e\x0a\x03\x01"

fails in version 2.2.19 with

 gpg: packet(3) with unknown version 5

but with later versions with

  gpg: encrypted with unknown algorithm 14
  gpg: Ohhhh jeeee: ... this is a bug \
       ([...]/passphrase.c:433:passphrase_to_dek)

so we better catch this case earlier.

Reported-by: Tavis Ormandy
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-01-27 11:45:33 +01:00
Werner Koch
9f37d3e6f3
gpg: Fix --gpgconf-list case with no conf files at all.
* g10/gpg.c (get_default_configname): Remove unused function.
(main): Provide a proper filename to gpgconf_list.
--

With the new option pasrer we used "UNKOWN" in this case.  The problem
was that gpgconf --list-options chekcs that an absolute file is
provided and thus bails out if no config file is in /etc/gnupg or in
~/.gnupg/.

get_default_configname was not anymore in use because its function is
part of the new option parser.
2021-01-08 14:09:59 +01:00
Werner Koch
83e875a2d1
gpg: Initialize a variable even in a never used code path.
* g10/sign.c (write_signature_packets): Init ERR.
--

Actually we could also remove the conditional or replace it by a
log_assert.

GnuPG-bug-id: 5204
2020-12-23 16:06:09 +01:00
Werner Koch
8a2e5025eb
gpg: Fix --trusted-key with fingerprint arg.
* g10/trustdb.c (tdb_register_trusted_key): Take care of that
other constant.
--

Fixes-commit: 810ea2cc684480c6aadceb2a10dd00f3fa67f2fb
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-12-18 17:10:01 +01:00
Werner Koch
9e8d299e18
Merge branch 'wk/stable-2.2-global-options' into STABLE-BRANCH-2-2
--
2020-12-18 11:23:01 +01:00
Werner Koch
559efd23e9
gpg: New AKL method "ntds"
* dirmngr/ks-engine-ldap.c (keyspec_to_ldap_filter): Change the new
support for KEYDB_SEARCH_MODE_MAIL.
(ks_ldap_get): Add a debug.
* g10/options.h (AKL_NTDS): New.
* g10/keyserver.c (keyserver_import_ntds): New.
(keyserver_get_chunk): Allow KEYDB_SEARCH_MODE_MAIL.
* g10/getkey.c (parse_auto_key_locate): Support "ntds".
(get_pubkey_byname): Ditto.
2020-12-17 18:19:01 +01:00
Werner Koch
c28cb5282b
dirmngr: Store all version 2 schema attributes.
* g10/call-dirmngr.c (ks_put_inq_cb): Emit "fpr" records.
* dirmngr/ks-engine-ldap.c (extract_attributes): Add args
extract-state and schemav2.  Add data for the new schema version.
remove the legacy code to handle UIDs in the "pub" line.
(ks_ldap_put): Set new attributes for NTDS use the fingerprint as CN.

Signed-off-by: Werner Koch <wk@gnupg.org>

This is a backport from 2.3
2020-12-17 11:08:31 +01:00
Werner Koch
0e88c73bc9
dirmngr: Do not store the useless pgpSignerID in the LDAP.
* dirmngr/ks-engine-ldap.c (extract_attributes): Do not store the
pgpSignerID.
* g10/call-dirmngr.c (ks_put_inq_cb): Do not emit sig records.
--

The pgpSignerID has no use in the LDAP and thus don't store it.
David's idea back in 2004 was
              /* This bit is really for the benefit of people who
                 store their keys in LDAP servers.  It makes it easy
                 to do queries for things like "all keys signed by
                 Isabella".  */
See-commit: 3ddd4410aef928827e1c8d4fb02c1ccd3f8eaea5

I consider this dangerous because such a query is not able to validate
the signature, does not get revocation signatures, and also has no
information about the validity of the signatures.  Further many keys
are spammed tehse days with faked signatures and it does not make
sense to blow up the LDAP with such garbage.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-12-17 11:02:49 +01:00
Werner Koch
a028f24136
Backport of the new option parser from 2.3
* configure.ac (GPGRT_ENABLE_ARGPARSE_MACROS): Define.
* common/argparse.c, common/argparse.h: Rewrite.
* tests/gpgscm/main.c: Switch to the new option parser.

* g10/gpg.c: Switch to the new option parser and enable a global conf
file.
* g10/gpgv.c: Ditto.
* agent/gpg-agent.c: Ditto.
* agent/preset-passphrase.c: Ditto.
* agent/protect-tool.c: Ditto.
* scd/scdaemon.c: Ditto.
* dirmngr/dirmngr.c: Ditto.
* dirmngr/dirmngr_ldap.c: Ditto
* dirmngr/dirmngr-client.c: Ditto.
* kbx/kbxutil.c: Ditto.
* tools/gpg-card.c: Ditto.
* tools/gpg-check-pattern.c: Ditto.
* tools/gpg-connect-agent.c: Ditto.
* tools/gpg-pair-tool.c: Ditto.
* tools/gpg-wks-client.c: Ditto.
* tools/gpg-wks-server.c: Ditto.
* tools/gpgconf.c: Ditto.
* tools/gpgsplit.c: Ditto.
* tools/gpgtar.c: Ditto.
* g13/g13.c: Ditto.
* g13/g13-syshelp.c: Ditto.  Do not force verbose mode.
* sm/gpgsm.c: Ditto. Add option --no-options.
--

This is backport from master

commit cdbe10b762f38449b86da69076209324b0c99982
commit ba463128ce65a0f347643f7246a8e097c5be19f1
commit 3bc004decd289810bc1b6ad6fb8f47e45c770ce6
commit 2c823bd878fcdbcc4f6c34993e1d0539d9a6b237
commit 0e8f6e2aa98c212442001036fb5178cd6cd8af59

but without changing all functions names to gpgrt.  Instead we use
wrapper functions which, when building against old Libgpg-error
versions, are implemented in argparse.c using code from the current
libgpg-error.  This allows to keep the dependency requirement at
libgpg-error 1.27 to support older distributions.  Tested builds
against 1.27 and 1.40-beta.

Note that g13-syshelp does not anymore default to --verbose because
that can now be enabled in /etc/gnupg/g13-syshelp.conf.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-12-04 12:12:20 +01:00
Werner Koch
5d98f95aa9
gpg: Provide better diagnostic for replaced card keys.
* agent/divert-scd.c (divert_pksign): Add arg 'grip'.  Replace OPENPGP
key reference to keygrips.
(divert_pkdecrypt): Ditto.
* agent/protect.c (parse_shadow_info): Trim spaces.
* agent/pkdecrypt.c (agent_pkdecrypt): Pass the keygrip.
* agent/pksign.c (agent_pksign_do): Ditto.

* g10/mainproc.c (print_pkenc_list): Print extra info for an invalid
id error.
* g10/sign.c (do_sign): Ditto.
--

Using the keygrip instead of the identifier works on OpenPGP cards and
thus we use that to make sure that we are working on the right card.
For other cards we better don't do that to avoid regressions.  Those
other cards are also usually provided and do not allow to
self-generate the keys.

Note that old versions of the code (gpg 1.4) used the fingerprint as
additional check but that was eventually removed and now that we use
the keygrip all over the place, it is best to use this to identify a
key.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-13 16:06:59 +01:00
Werner Koch
aeed0b93ff
gpg: Fix the encrypt+sign hash algo preference selection for ECDSA.
* g10/keydb.h (pref_hint): Change from union to struct and add field
'exact'.  Adjust callers.
* g10/pkclist.c (algo_available): Take care of the exact hint.
* g10/sign.c (sign_file): Fix indentation.  Rework the hash from
recipient prefs.
--

This fixes a encrypt+sign case like: One recipient key has SHA512 as
highest ranked hash preference but the the signing key is a 256 bit
curve.  Because we don't want to use a truncated hash with ECDSA, we
need to have an exact match - this is in particular important for
smartcard which check that the hash matches the curves.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-13 16:02:00 +01:00
Werner Koch
966fe1e9d9
gpg: Support brainpool keygen with "key from card".
* g10/keygen.c (ask_algo): Add brainpool hack in the same as for Nist
curves.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-11 14:52:32 +01:00
Werner Koch
163e4ff195
w32: Support Unicode also for config files etc.
* common/sysutils.c (gnupg_fopen) [W32]: Use _wfopen if needed.   Use
new function in most places where fopen is used.
--

The config files in 2.2 are still read using fopen - we need to change
this to allow Unicode directory names.  There is also one case where
files are written using the old fopen.  The new option parser in 2.3
does not have this problem but at some places fopen is also still used.

GnuPG-bug-id: 5098
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-10 12:09:11 +01:00
Werner Koch
7f765a98fd
card: Run factory-reset in locked stated.
* scd/command.c (reset_notify): Add option --keep-lock.
(do_reset): Add arg keep_lock.
(cmd_lock): Send progress status.
* g10/call-agent.c (agent_scd_apdu): Add more pseudo APDUs.
* g10/card-util.c (send_apdu): Ditto.
(factory_reset): Use lock commands.
--

This is required so that for example Kleopatra does not detect the
RESET and issues a SERIALNO of its own, thus conflicting with our
SERIALNO undefined.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-09 13:04:38 +01:00
Werner Koch
21d5323f5d
gpg: Fix recent commit for weak digest algos and smartcards.
* g10/sign.c (sign_file): Fix condition.
--

Fixes-commit: 4c181d51a6f1fd05b7f190a18769ba5e9f892f6a
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-09 12:21:27 +01:00
Ben Kibbey
f05d1772c4
gpg: Add canceled status message.
* common/status.h (STATUS_CANCELED_BY_USER): New.
* g10/passphrase.c (passphrase_to_dek): Send STATUS_CANCELED_BY_USER
instead of STATUS_MISSING_PASSPHRASE when canceled is set.
--

This is to prevent further pinentry tries when the pinentry is canceled
by the user during symmetric decryption.

Signed-off-by: Ben Kibbey <bjk@luxsci.net>
(cherry picked from commit 31e47dfad0f40e31e8b3113b933696e8e4105136)
2020-11-09 11:53:33 +01:00
Werner Koch
c373735e79
gpg: Do not print rejected digest algo notes with --quiet.
* g10/misc.c (print_digest_rejected_note): Do not print in quiet mode.
(print_sha1_keysig_rejected_note): Ditto.
--

GnuPG-bug-id: 4893
Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit e08e1d62d089a154ec5d7c80cd58e8e3b18d2d6b)
2020-11-09 08:34:24 +01:00
Werner Koch
6fe5c8c06e
common: Fix duplicate implementation of try_make_homedir.
* g10/openfile.c (try_make_homedir): Move core of the code to ...
* common/homedir.c (gnupg_maybe_make_homedir): new.
* sm/keydb.c (try_make_homedir): Implement using new function.

* common/homedir.c: Include i18n.h.
* po/POTFILES.in: Add common/homedir.c.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-04 16:25:57 +01:00