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806 Commits

Author SHA1 Message Date
Werner Koch
61bb75d045
build: Fix recent commit for SOURCE_DATE_EPOCH.
--

Fixes-commit: 074ab108e768b2f946d789c1f3a7f14a65e07c52
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
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
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
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
Werner Koch
2009088670
scd: Fix Yubikey app switching problem
* scd/app.c (select_all_additional_applications_internal): Re-select
first app.  Add arg 'ctrl'.
--

Usually keygrip based access to the Yubikey does a switching back and
forth and thus keeps the card and scdaemon's internal state in sync.
However, if we do only a listing scdaemon did not reselect the first
application (e.g. OpenPGP) after adding other applications (e.g. PIV)
and thus led to wrong info returned in a listing.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-26 16:24:12 +02:00
Werner Koch
1f6a39092f
scd:nks: Add framework to support IDKey cards.
* scd/app-nks.c (NKS_APP_IDLM): New.
(struct app_local_s): Replace NKS_VERSION by the global APPVERSION.
(do_learn_status): Always send CHV-STATUS.
(find_fid_by_keyref): Basic support for IDLM only use.
(do_learn_status_core): Ditto.
(do_readcert): Ditto.
(verify_pin): Ditto.
(parse_pwidstr): Ditto.
(do_with_keygrip): Ditto.
(switch_application): Ditto.
(app_select_nks): Fallback to IDLM.
--
2020-05-07 19:44:45 +02:00
Werner Koch
aecc008acb
scd:nks: Get the PIN prompts right for the Signature Card
* scd/app-nks.c (get_dispserialno): Move more to the top.
(do_getattr): Add $DISPSERIALNO and SERIALNO.  Make CHV-STATUS work
with NKS15.
(verify_pin): Use dedicated min. PIN lengths.
(parse_pwidstr): Support NKS15
--

GnuPG-bug-id: 4938
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-07 14:03:38 +02:00
Werner Koch
af45d884aa
scd:nks: Support decryption using ECDH.
* scd/app-nks.c (struct fid_cache_s): Add field 'algo'.
(keygripstr_from_pk_file): Add arg 'r_algo' to return the algo.
(find_fid_by_keyref): Ditto.
(get_dispserialno): New.
(make_prompt): New.
(verify_pin): Provide better prompts.
(do_decipher): Support ECDH.
(parse_pwidstr): Add hack tospecify any pwid..
(do_change_pin): Support Signature Card V2.0 (NKS15) style NullPIN.
Provide a better prompt.
--

GnuPG-bug-id: 4938
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-07 08:18:28 +02:00
Werner Koch
314859d7e7
scd: Extend an internal function to also return the algo.
* scd/app-help.c (app_help_get_keygrip_string_pk): Add optional arg
r_algo.  Change all callers.
(app_help_get_keygrip_string): Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-05 08:07:11 +02:00
Werner Koch
1e72a1a218
scd:nks: Add do_with_keygrip and implement a cache.
* scd/app-nks.c (struct fid_cache_s): New.
(struct app_local_s): Add field 'fid_cache'.
(do_deinit): Release the cache.
(keygripstr_from_pk_file): Implement the cache.
(find_fid_by_keyref): New
(do_sign, do_decipher): Use new function.
(do_with_keygrip): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-05-04 19:01:16 +02:00
Werner Koch
f05a32e5c9
scd:nks: Allow retrieving certificates from a Signature Card v.20
* scd/app-nks.c: Major rework to support non-RSA cards.
--

This is a fist step so support this ECC card.  The code has been
reworked while taking care that old cards should keep on working.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-17 16:09:58 +02:00
Werner Koch
3633ca6e21
scd: Detect missing card in "getinfo all_active_apps".
* scd/app.c (send_card_and_app_list): Detect no app case.
--

This is a minor nug fix to return a better error message.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-17 16:09:54 +02:00
Werner Koch
bfedc760ef
scd:p15: Return a display S/N via Assuan.
* scd/app-p15.c (make_pin_prompt): Factor some code out to ...
(get_dispserialno): this.
(do_getattr): Use new fucntion for a $DISPSERIALNO.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-09 12:20:18 +02:00
Werner Koch
9ec8d984be
scd:p15: Show a pretty PIN prompt.
* scd/app-p15.c (struct prkdf_object_s): New fields common_name and
serial_number.
(release_prkdflist): Free them.
(keygrip_from_prkdf): Parse cert and set them.
(any_control_or_space): New.
(make_pin_prompt): New.
(verify_pin): Construct a pretty PIN prompt.
(do_sign): Remove debug output.
--

The D-Trust card has the SerialNumber part of the Subject printed on
the front matter, we assume this is also possible with other cards and
thus we show this as serial number.

The holder of the card is also extracted from the card's subject.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-07 20:38:15 +02:00
Werner Koch
f28795b615
scd: Return GPG_ERR_BAD_PIN on 0x63Cn status word.
* scd/iso7816.c (map_sw): Detect 0x63Cn status code.
--

I really wonder when that got lost and we ended up with a simple card
error.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-07 19:09:27 +02:00
Werner Koch
60d018f6a9
scd: Factor common PIN status check out.
* scd/iso7816.h (ISO7816_VERIFY_ERROR): New.
(ISO7816_VERIFY_NO_PIN): New.
(ISO7816_VERIFY_BLOCKED): New.
(ISO7816_VERIFY_NULLPIN): New.
(ISO7816_VERIFY_NOT_NEEDED): New.
* scd/iso7816.c (iso7816_verify_status): New.
* scd/app-nks.c (get_chv_status): Use new function.
* scd/app-piv.c (get_chv_status): Ditto.
(verify_chv): Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-07 18:26:00 +02:00
Werner Koch
42ddcc87f4
scd:p15: Fix decrypt followed by sign problem for D-Trust cards.
* scd/iso7816.c (iso7816_select_mf): New.
* scd/app-p15.c (card_product_t): New.
(struct app_local_s): Add field 'card_product'.
(read_ef_tokeninfo): Detect D-Trust card.
(prepare_verify_pin): Switch to D-Trust AID.
(do_decipher): Restore a SE for D-TRust cards.  Chnage the passing
indicator to 0x81.
--

Using what I learned from a USB trace running the Governikus Signer
Software on Windows this fixes the left over problem with the new
D-Trust card support.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-07 16:03:11 +02:00
Werner Koch
aa60645b99
scd:p15: Emit MANUFACTURER, $ENCRKEYID, $SIGNKEYID.
* scd/app-p15.c (read_ef_tokeninfo): Store manufacturer_id.
(do_getattr): Implement MANUFACTURER, $ENCRKEYID and $SIGNKEYID.
(send_keypairinfo): Also print usage flags.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-03 11:21:32 +02:00
Werner Koch
541a6a903e
scd:openpgp: New attribute "MANUFACTURER".
* scd/app-openpgp.c (get_manufacturer): New..
(do_getattr): Add new attribute "MANUFACTURER".
(do_learn_status): Always print it.
--

This will make it easy to maintain the list of OpenPGP vendors at just
one place.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-03 09:56:56 +02:00
Werner Koch
61c5b0767f
scd:p15: Implement do_with_keygrip and capabilities.
* scd/app-p15.c (prepare_verify_pin): Allow use without an AODF.
(verify_pin): Ditto.
(do_with_keygrip): Implement capability restrictions.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-02 14:23:26 +02:00
Werner Koch
8149742ddf
scd:p15: Rename some variables and functions for clarity.
* scd/app-p15.c: Rename keyinfo to prkdf.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-02 12:40:09 +02:00
Werner Koch
5b7b42e2b2
scd: Use Gcrypt usage constants for the do_with_keygrip capabilities.
* scd/command.c (cmd_keyinfo): Use Gcrypt constants for CAP.
* scd/app-openpgp.c (do_with_keygrip): Adjust for them.
* scd/app-piv.c (do_with_keygrip): Ditto.
--

That makes it easier to read.  An open question is whether we should
allow several capabilities and whether they are the ORed or ANDed.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-02 11:54:01 +02:00
NIIBE Yutaka
2ccbcfec12 scd: New command DEVINFO.
* scd/app.c (notify_cond): New condition variable.
(app_send_devinfo, app_wait): New.
(scd_update_reader_status_file): Kick NOTIFY_COND.
(initialize_module_command): Initialize NOTIFY_COND.
* scd/command.c (struct server_local_s):  Add watching_status.
(cmd_devinfo): New.
(register_commands): Add DEVINFO command.
(send_client_notifications): Write status change to DEVINFO channel.
* scd/scdaemon.h (app_wait, app_send_devinfo): New.

GnuPG-bug-id: 4864
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-04-02 15:39:26 +09:00
Werner Koch
29f8f52bf8
scd:p15: Cache the PIN.
* scd/app-p15.c (struct prkdf_object_s): Add flag pin_verified.
(verify_pin): Make use of it.
--

Theee is still a problem with the APDUs we send: Switching between
signing and decryption does work but not in the other way.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-01 20:31:21 +02:00
Werner Koch
132d82c158
scd:p15: Run a keygrip_from_prkdf before verify_pin
* scd/app-p15.c (do_sign): Move keygrip_from_prkdf before PIN
verification.
(do_decipher): Add keygrip_from_prkdf.
--

This is required because that function may change the current file
which is set by prepare_verify_pin right before MSE.  HAs alredy been
done on the backport to 2.2

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-01 17:49:14 +02:00
Werner Koch
ca4391399c
scd:p15: Support decryption with CardOS 5 cards.
* scd/app-p15.c (do_decipher): New.
--

tested using the D-TRUSt card and a SCR3310 reader.  The Kobil KAAN
Advanced, I used for the signing tests could not be used because it
supports only Short APDU Level exchange.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-01 14:07:56 +02:00
Werner Koch
375b145487
scd:p15: Factor PIN verification out to a new function.
* scd/app-p15.c (do_sign): Factor code out to ...
(prepare_verify_pin, verify_pin): new functions.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-01 11:58:08 +02:00
Werner Koch
103c1576b7
scd:p15: Support signing with CardOS 5 cards.
* scd/app-help.c (app_help_get_keygrip_string_pk): Add optional arg
r_pkey and change all callers.
(app_help_get_keygrip_string): Ditto.
* scd/app-p15.c (struct cdf_object_s): Use bit flags
(struct aodf_object_s): Ditto.  Add field 'fid'.
(struct prkdf_object_s): Ditto.  Add fields keygrip, keyalgo, and
keynbits.
(parse_certid): Allow a keygrip instead of a certid aka keyref.
(read_ef_aodf): Store the FID.
(keygripstr_from_prkdf): Rename to ...
(keygrip_from_prkdf): this.  Remove arg r_gripstr and implement cache.
Change callers to directly use the values from the object.  Also store
the algo and length of the key ion the object.
(keyref_from_keyinfo): New. Factored out code.
(do_sign): Support SHA-256 and >2048 bit RSA keys.
(do_with_keygrip): New.
(app_select_p15): Register new function.
--

This has been tested with a D-Trust card featuring 3072 bit keys.
Note that non-repudiation key for a qualified signature does not yet
work because we do not yet support rsaPSS padding.  Thus a gpgsm
--learn shows a couple of Bad Signature errors for this key.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-31 19:55:15 +02:00
Werner Koch
2bdd4fc7b6
scd:p15: Read certificates in extended mode.
* scd/app-p15.c (readcert_by_cdf): Allow reading in extended mode.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-31 11:57:19 +02:00
Werner Koch
c9ad81070a
scd: Add function for binary read in extended mode.
* scd/iso7816.c (iso7816_read_binary): Factor code out to ...
(iso7816_read_binary_ext): new function.  Add arg extended_mode.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-31 11:53:36 +02:00
Werner Koch
c29603fa9a
scd:p15: Improve diagnostics
--

This removes almost all log_debug calls and uses opt.verbose and
log_info to show card information.  Also avoid too long and thus
harder to read lines.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-31 11:20:59 +02:00
Werner Koch
8a68d497f1
scd:p15: Detect CardOS 5 cards and print some basic infos.
* scd/app-p15.c (read_ef_odf): Detect the home_DF on the fly.  Silence
the garbage warning for null bytes.
(print_tokeninfo_tokenflags): New.
(read_ef_tokeninfo): Print manufacturer, label, and flags.
(app_select_p15): No need to use the app_get_slot macro.
(CARD_TYPE_CARDOS_50): New const.
(card_atr_list): Detect CardOS 5.0
--

The card under test is a "Test-Signaturkarte D-TRUST Card 3.1" for a
mere 49 Euro and no specs available.  D-Trust is a branch of the
German Bundesdruckerei.  Compare that to Telesec and Yubikey who have
always been nice enough to send bunches of sample cards without a need
to wade through lots of forms and not even asking for money.  Guess
which cards I prefer.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-30 21:19:24 +02:00
Werner Koch
4c4999b818
scd:openpgp: Allow PKSIGN with keygrip also for OPENPGP.3.
* scd/app-openpgp.c (check_keyidstr): Add optional arg r_use_auth to
test also for OpenPGP.3.
(do_sign): Enable that new mode.
--

This is very useful to allow gpgsm to use a certificate based on the
OpenPGP card's authentication key.  That key is usually used for ssh
but it makes sense to use it also for user certificate based
authentication.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-27 19:37:29 +01:00
Werner Koch
451cd1b392
gpgconf: Further simplify the gpgconf option processing.
* common/gc-opt-flags.h (GC_OPT_FLAG_RUNTIME): Move to ...
* tools/gpgconf-comp.c: here.
(known_options_scdaemon): Remove "options".
(known_options_dirmngr): Remove "options".
(known_options_gpgsm): Remove "options".
(known_options_gpg): Remove "options" and "keyserver".
(struct gc_option_s): Rename active t gpgconf_list.
(gc_component_list_options): Do not act upon active.
(option_check_validity): Ditto.
(is_known_option): Make it work correctly for unknown options.
(retrieve_options_from_program): Use renamed flag gpgconf_list only to
detect duplicated items from --gpgconf-list.  Do not set runtime.
Only e set the options if set by --gpgconf-list; never clear them.
* agent/gpg-agent.c: Simplify the --gpgconf-list output.
* dirmngr/dirmngr.c: Ditto.
* g10/gpg.c: Ditto.
* kbx/keyboxd.c: Ditto.
* scd/scdaemon.c: Ditto.
* sm/gpgsm.c: Ditto.
* tests/openpgp/gpgconf.scm: Use "compliance" instead of "keyserver"
for the string arg test.
--

There is no need to read the list of options from the components
unless they convey a default value.  It is better to consult only the
list we have in gpgconf-comp.c to decide on whether an option should
be displayed.   Right, this might mess up thing if a newer gpgconf
version is used with an older component, but we already print warnings
in this case and in general we do not want to support this anymore -
the times of gpg 1.4. and 2.0 are long over now.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-14 19:12:41 +01:00
Werner Koch
daf5f4355d
scd: Re-group the options in the --help output.
--

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

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-06 15:15:21 +01:00
Werner Koch
4423e9dcde
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>
2020-03-06 10:09:26 +01:00
NIIBE Yutaka
19f70b5072 scd: Fix the previous commit.
* scd/app-openpgp.c (do_setattr): Flush the KDF DO just before setting.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-02-28 16:25:15 +09:00
NIIBE Yutaka
3ba7c9bcf7 scd: Improve setattr for KDF.
* scd/app-openpgp.c (do_setattr): For setting KDF DO, support standard
OpenPGP card, which needs to update PIN.

GnuPG-bug-id: 3891
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-02-28 15:58:24 +09:00
NIIBE Yutaka
11da441016 scd: Fix pinpad handling when KDF enabled.
* scd/app-openpgp.c (do_getattr): Send the KDF DO information.

--

Fixes-commit: 95c7498b76231d3297541172d878f6a26702539b
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-02-28 15:56:53 +09:00
Werner Koch
ba463128ce
Use gpgrt's new option parser for the remaining daemons.
* scd/scdaemon.c: Switch to the new option parser and enable a global
conf file.
* dirmngr/dirmngr.c: Ditto.
* g13/g13.c: Ditto.
* g13/g13-syshelp.c: Ditto.  Do not force verbose mode.
* dirmngr/dirmngr_ldap.c: Switch to the new option parser.
* dirmngr/dirmngr-client.c: Switch to the new option parser.
--

This finalizes the switch to the new option parser.  What's left is to
remove the old argparser code from common.

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>
2020-02-21 21:45:13 +01:00
Werner Koch
0e8f6e2aa9
gpg: Use gpgrt's new option parser to provide a global conf file.
* common/util.h: Remove argparse.h.
* common/argparse.c: Undef GPGRT_ENABLE_ARGPARSE_MACROS.
* configure.ac (GPGRT_ENABLE_ARGPARSE_MACROS): Define.
* agent/gpg-agent.c: Undef GPGRT_ENABLE_ARGPARSE_MACROS and include
argparse.h.  Do this also for all main modules which use our option
parser except for gpg.  Replace calls to strusage by calls to
gpgrt_strusage everywhere.

* g10/gpg.c (opts): Change type to gpgrt_opt_t.  Flag oOptions and
oNoOptions with ARGPARSE_conffile and ARGPARSE_no_conffile.
(main): Change type of pargs to gpgrt_argparse_t.  Rework the option
parser to make use of the new gpgrt_argparser.
--

This is not yet finished but a make check works.  gpg has the most
complex and oldest option handling and thus this is the first
migration target.  SE-Linux checks and version-ed config files are
missing and will be added later.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-20 11:13:32 +01:00
Daniel Kahn Gillmor
0904b8ef34 Spelling cleanup.
No functional changes, just fixing minor spelling issues.

---

Most of these were identified from the command line by running:

  codespell \
    --ignore-words-list fpr,stati,keyserver,keyservers,asign,cas,iff,ifset \
    --skip '*.po,ChangeLog*,help.*.txt,*.jpg,*.eps,*.pdf,*.png,*.gpg,*.asc' \
    doc g13 g10 kbx agent artwork scd tests tools am common dirmngr sm \
    NEWS README README.maint TODO

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2020-02-18 18:07:46 -05:00
NIIBE Yutaka
95c7498b76 scd: Disable pinpad if it's impossible by KDF DO.
* scd/app-openpgp.c (struct app_local_s): Add pinpad.disabled field.
(do_getattr): Set pinpad.disabled field.
(check_pinpad_request): Use the pinpad.disabled field.
(do_setattr): Update pinpad.disabled field.

--

GnuPG-bug-id: 4832
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-02-17 17:44:59 +09:00
Werner Koch
11d917c779
scd: Print the main app name also for not fully supported cards.
* scd/app.c (send_serialno_and_app_status): Add fallback.
--

The app list was only printed for apps which support the with_keygrip
function.  That is not the case for the netkey and otehr cards.  The
new fallback prints the actual app name.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-13 15:43:17 +01:00
Werner Koch
1ad84aabb4
scd:openpgp: Return key creation time as part of KEYPARIINFO.
* scd/app-openpgp.c (send_keypair_info): Reaturn the key creation time
as part of a KEYPAIRINFO.
(do_readkey): Do not return the KEY-TIME anymore.
--

Sending the KEY_TIME status as part of a READKEY command was only
recently added.  It is better to merge that into the KEYPAIRINFO line.
Another patch with chnage this for the consumers of that info.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-13 11:52:10 +01:00
Werner Koch
77ea916533
scd:openpgp: Send a KEY-TIME status with READKEY
* scd/app-openpgp.c (retrieve_fprtime_from_card): New.
(do_readkey): Send a KEY_TIME status.
--

It might be easier to fold this into KEYPAIRINFO but for backward
compatibility using a separate status line is safer.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-11 20:41:29 +01:00
Werner Koch
323548acd9
scd:openpgp: Optional allow for lowercase keyrefs.
* scd/app-openpgp.c (do_readkey): Use case insensitive match of the
keyref.
(do_writekey, do_sign, do_auth, do_decipher): Ditto.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-11 14:51:50 +01:00
Werner Koch
d7d75da505
scd:openpgp: Allow auto-changing of the key attributes in genkey.
* scd/app-openpgp.c (struct app_local_s): Add field keyalgo.
(parse_algorithm_attribute): Store the new keyalgo field.
(change_keyattr): Change info message.
(change_keyattr_from_string): Rewrite to also accept a keyref and a
keyalgo string.
(do_genkey): Change the keyattr if a keyalgo string is given.
--

Having this feature makes it easier to use OpenPGP cards in a similar
way to other cards.  Note that the explicit changing via SETATTR is
still supported.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-11 14:49:11 +01:00
Werner Koch
24095101a5
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.
2020-02-11 14:40:54 +01:00
Werner Koch
6aff8a1328
build: Always use EXTERN_UNLESS_MAIN_MODULE pattern.
* common/util.h (EXTERN_UNLESS_MAIN_MODULE): Add the definion only
here but now without the Norcroft-C.  Change all other places where it
gets defined.
* common/iobuf.h (iobuf_debug_mode): Declare unconditionally as
extern.
* common/iobuf.c (iobuf_debug_mode): Define it here.
* agent/gpg-agent.c (INCLUDED_BY_MAIN_MODULE): Define here and also in
all main modules of all other programs.

* g10/main.h: Put util.h before the local header files.
--

This change is required for use with gcc/ld's LTO feature which does
not allow common blocks.  Further gcc 10 will make -fno-common the
default and thus this chnage is always needed.  What a pitty.

Co-authored-by: Tomáš Mráz
GnuPG-bug-id: 4831
Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 21d9bd8b87a9f793a106095e3838eb71825189d7)

- Applied respective chnages also to gpg-card and keyboxd.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-10 16:50:47 +01:00