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Commit Graph

720 Commits

Author SHA1 Message Date
Werner Koch
0d2c9ef29c
scd:nks: Extend keypairinfo with usage flags.
* scd/app-nks.c (do_learn_status_core): Return usage.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 0a9053eff0)
2019-08-21 14:57:27 +02:00
Werner Koch
671e54d62c
scd:nks: Support attributes $ENCRKEYID and $SIGNKEYID.
* scd/app-nks.c (do_getattr): Add new attributes.
--

Note that these were already added to 2.2 as part of
commit 23784f8bf0

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-08-21 14:18:43 +02:00
NIIBE Yutaka
6fae96094c scd: Fix check_application_conflict.
* scd/scd/app.c (check_application_conflict): Compare APPTYPE.

Fixes-commit: 5a5288d051
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-21 12:42:32 +09:00
NIIBE Yutaka
8dc19d35e8 scd: Fix selecting additional APP.
* scd/app.c (select_additional_application_internal): Factor out.
(select_additional_application): Getting the lock and call
select_additional_application_internal, set current_apptype, then.
(select_application): Call select_additional_application_internal
for Yubikey.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-21 12:01:21 +09:00
NIIBE Yutaka
4781c4a866 scd: Fix how select_additional_application is called.
* scd/app.c (check_application_conflict): Check against current APP.
(select_additional_application): Update current_apptype of CTRL.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-21 12:01:21 +09:00
NIIBE Yutaka
09d000babb scd: Fix resetting CARD_CTX.
* scd/app.c (deallocate_card): Don't call scd_clear_current_app.
(card_reset): Reset ctrl->current_apptype.
* scd/command.c (open_card_with_request): Likewise.
(send_client_notifications): Likewise.
(scd_clear_current_app): Remove.

--

It's too late to call scd_clear_current_app from deallocate_card,
because CARD_CTX is already reset.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-21 12:01:21 +09:00
NIIBE Yutaka
d4f135c34b scd: Fix switching to another APP.
* scd/app.c (select_additional_application): Initialize card of APP.
Break after the selection.
Don't free APP if success.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-21 12:01:21 +09:00
NIIBE Yutaka
100642e776 scd: Remove fallback mechanism to PC/SC.
* scd/apdu.c [HAVE_LIBUSB] (apdu_open_reader): Simply let it fail.

GnuPG-bug-id: 4673
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-08-07 08:50:19 +09:00
NIIBE Yutaka
996c497a86 scd: Handle CCID bwi of time extension.
* scd/ccid-driver.c (bulk_in): Increase timeout by the multiplier
value as defined section 6.2.6 in CCID specification.

--

For TPDU level transfer, it was handled.  This is fix for APDU level
transfer.

GnuPG-bug-id: 4646
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-25 09:16:46 +09:00
NIIBE Yutaka
858dc95643 scd: Fix bBWI value.
* scd/ccid-driver.c (ccid_transceive_apdu_level): Use bBWI=0 for APDU
level transfer.
(ccid_transceive): Use bBWI=0 or the value returend by WTX for TPDU
level transfer.

GnuPG-bug-id: 4654
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-25 09:15:12 +09:00
NIIBE Yutaka
13bc0431ff scd: Error code map fix for older Yubikey.
* scd/iso7816.c (map_sw): Recognize 6A86.

Fixes-commit: ec56996029
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-22 10:14:21 +09:00
NIIBE Yutaka
57565d5f97 scd: Support "[CHV3]" attribute for keyid string.
* scd/app-openpgp.c (check_keyidstr0: Relax the check.

Fixes-commit: b0f0791e4a
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-19 13:23:59 +09:00
Werner Koch
fb1c8978f5
scd: Remove useless GNUPG_SCD_MAIN_HEADER macro.
* scd/apdu.c (): Remove never set and useless macro.
* scd/ccid-driver.c: Ditto.
* scd/iso7816.c: Ditto.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-07-12 13:39:47 +02:00
NIIBE Yutaka
b310604252 scd: Fix internal CCID driver, so that -DTEST works.
* scd/ccid-driver.c: Support a test program by ccid-driver.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-11 14:37:27 +09:00
NIIBE Yutaka
2536bf2761 scd: Fix debug logging of the internal CCID driver.
* scd/ccid-driver.c [GNUPG_MAJOR_VERSION] (DEBUGOUT): Use log_debug.

Fixes-commit: 79c99921e3
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-11 13:21:48 +09:00
NIIBE Yutaka
c51a568555 scd: ccid-driver: Initial getting ATR more robustly.
* scd/ccid-driver.c (send_power_off): New.
(do_close_reader): Use send_power_off.
(ccid_get_atr): Add error recovery.

GnuPG-bug-id: 4616
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-09 10:56:09 +09:00
NIIBE Yutaka
39c40e572c scd: Fix keygrip search.
* scd/app.c (app_do_with_keygrip): Break the entire loop.

Fixes-commit: 5a5288d051
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-07-08 12:26:51 +09:00
Werner Koch
92ba831758
scd: Do not conflict if a card with another serialno is demanded.
* scd/app.c (check_application_conflict): Add args to pass a serialno.
* scd/command.c (open_card_with_request): Pass the serialno to
check_application_conflict.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-25 09:48:18 +02:00
Werner Koch
c8e62965bc
scd: Return a stable list with "getinfo card_list".
* scd/app.c (compare_card_list_items): New.
(app_send_card_list): Sort the card objects by slot.
--

This is required so that in gpg-card a "list N" command always returns
the expected card.  Sorting by slot should be sufficient.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-25 09:23:38 +02:00
Werner Koch
d803b3bb3c
scd: Add an re-select mechanism to switch apps.
* scd/app-common.h (struct app_ctx_s): Add func ptr 'reselect'.
* scd/app-piv.c (do_reselect): New.
(app_select_piv): Move AID constant to file scope.
* scd/app-openpgp.c (do_reselect): New.
(app_select_openpgp): Move AID constant to file scope.
* scd/app.c (apptype_from_name): New.
(check_application_conflict): Check against all apps of the card.
Always set current_apptype.
(select_additional_application): New.
(maybe_switch_app): New.
(app_write_learn_status, app_readcert, app_readkey, app_getattr)
(app_setattr, app_sign, app_auth, app_decipher, app_writecert)
(app_writekey, app_genkey, app_change_pin, app_check_pin): Use it here.
(app_do_with_keygrip): Force reselect on success.
(app_new_register): Move setting of CURRENT_APPTYPE to ...
(select_application): here so that it will be set to the requested
card.
* scd/command.c (open_card_with_request): Select additional
application if possible.
--

Noet that we will likely need to rework this even more so to get well
defined semantics for card access.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-25 09:21:14 +02:00
Daniel Kahn Gillmor
d7d1ff4557 spelling: Fix "synchronize"
Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2019-06-23 20:21:02 -04:00
Werner Koch
b304c006a3
scd: Take the card look while running app->with_keygrip.
* scd/app.c (app_do_with_keygrip): Lock the card.
--

Better safe than sorry.

We should also review the card reference counting to see whether we
better ref the returned card object already here.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 14:51:55 +02:00
Werner Koch
0400a4eb17
scd: Take the lock earlier in the function dispatchers.
* scd/app.c: Chnage all function dispatcher.
--

This change will allow us to easier integrate an app swithcing logic.
The change should have no user visible effect.  The error checking we
do now with the card locked will rarely be asserted.  It is the
correct thing to do anyway.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 14:01:06 +02:00
Werner Koch
1b78e4951e
scd: Add code to check whether app switching is possible.
* scd/app.c (check_conflict): Fold into ...
(check_application_conflict): this and adjust callers.  Return a
different error code if it is possible to switch apps.
--

Right now this change does nothing visible.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 11:44:25 +02:00
Werner Koch
91e2931caa
scd: Track the currently selected app.
* scd/scdaemon.h (struct server_control_s): Add 'current_apptype'.
* scd/command.c (scd_clear_current_app): New.
* scd/app.c (app_new_register): Set it.
(deallocate_card): Clear it.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 11:42:59 +02:00
Werner Koch
43dcf93407
scd: Simplify inclusion of app-common.h.
* scd/scdaemon.h: Include app-common.h.  Remove inclusion of that
header from all other files.
(card_t, app_t): Move typedef to ...
* scd/app-common.h: here.  Use them in the defs.
--

In another patch we will need apptype_t in the ctrl object and thus we
need to reorganize things a bit now.  Given that most files need
app-common anyway it makes sense to always include it.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 11:42:59 +02:00
Werner Koch
9551275857
scd: Use enums for cardtype and apptype.
* scd/app-common.h (cardtype_t): New.
(apptype_t): New.
(struct card_ctx_s): Change type of cardtype.
(struct app_ctx_s): Change type of apptype.  Adjust all users.
* scd/app.c (struct app_priority_list_s): Add field apptype.
(strcardtype): New.  Use as needed.
(strapptype): New.  Use as needed.
--

Using strcmp is lame and we can't use a switch to let the compiler
complain about missed cases.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-21 11:42:58 +02:00
Werner Koch
5a5288d051
scd: Split data structures into app and card related objects.
* scd/app-common.h (struct card_ctx_s): New.
(struct app_ctx_s): Factor card specific fields out to card_ctx_s.
(app_get_slot): New.
* scd/scdaemon.h (card_t): New.
(struct server_control_s): Rename field app_ctx to card_ctx and change
all users.
* scd/app-dinsig.c: Use app_get_slot and adjust for chang in card
related fields.
* scd/app-geldkarte.c: Ditto.
* scd/app-nks.c: Ditto.
* scd/app-openpgp.c: Ditto.
* scd/app-p15.c: Ditto.
* scd/app-sc-hsm.c: Ditto.
* scd/app.c: Lost of changes to adjust for the changed data
structures.  Change all callers.
(app_list_lock): Rename to card_list_lock.
(app_top): Remove.
(card_top): New.
(lock_app): Rename to lock_card and change arg type.
(unlock_app): Rename to unlock_card.
(app_dump_state): Print card and app info.
(app_reset): Rename to card_reset.
(app_new_register): Change for the new data structure.
(deallocate_card): Dealloc card and all apps.
(app_ref): Rename to card_ref.
(app_unref): Rename to card_unref.
(app_unref_locked): Rename to card_unref_locked.
(card_get_serialno): New.
* scd/command.c (cmd_pkdecrypt): Actually use the looked up card and
former app object and not the standard one from the context.
--

Although quite large, this is a straightforward change to separate
card/token related data from card application related data.  Before
this change there was a one-to-one relation between card and
application and no way to represent several applications on a card.
The new data structure will allow for such a representation.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-19 08:50:40 +02:00
NIIBE Yutaka
c3dd53a65d scd: KEYINFO: Send LF for --data.
* scd/command.c (send_keyinfo): Send LF for --data.

--

Fixes-commit: 01730529f2
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-06-18 10:13:40 +09:00
Werner Koch
e900bf2973
scd:piv: Add the do_with_keygrip feature.
* scd/app-piv.c (do_with_keygrip): New.
(app_select_piv): Register function.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-17 18:04:36 +02:00
Werner Koch
c594dcfc93
scd: Add explict functions for 'app' reference counting.
* scd/app.c (app_ref): New.
(app_unref): New.
(release_application): Renamed to ...
(app_unref_locked): this and remove arg locked_already.  Change
callers to use this or app_ref.
* scd/command.c (open_card_with_request):
(cmd_pksign, cmd_pkauth, cmd_pkdecrypt): Use app_ref and app_unref
instead of accessing the counter directly.
--

This is better in case we need to debug stuff.  There is a real change
however: We now lock and unlock the app before changing the reference
count.

The whole app locking business should be reviewed because we pass
pointers along without immediately bumping the refcount.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-17 16:19:22 +02:00
Werner Koch
70f7b26287
scd: Slight change to app->fnc.do_with_keygrip.
* scd/app-openpgp.c (do_with_keygrip): Return a real error code to
avoid misinterpretation of the result.  Also fix the case for a too
small buffer.
--

The only real chnage is the case for a too small buffer.  That should
in general never happen but if so we now return an error instead of
success.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-17 14:35:21 +02:00
Werner Koch
479c2775d5
scd: Use the correct gpg for the v1.0 OpenPGP card hack.
* scd/app-openpgp.c (get_public_key): Use gnupg_module_name instead of
just "gpg".
--

There is no bug report regarding this and it would be very unlikely
but we should always use the gpg belonging to our code.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-06-17 13:56:32 +02:00
NIIBE Yutaka
72fe8d652f scd: Bring back --card-timeout option as deprecated.
* doc/scdaemon.texi (card-timeout): Add.
* scd/scdaemon.c (main): Revert the change.

--

GnuPG-bug-id: 3383
Fixes-commit: 4262933ef6
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-06-06 09:55:10 +09:00
NIIBE Yutaka
4262933ef6 scd: Remove unsupported --card-timeout option.
* doc/scdaemon.texi (card-timeout): Remove.
* scd/scdaemon.c (main): Remove oCardTimeout handling.

--

There was the card-timeout option in GnuPG 2.0, but it was never
implemented correctly.  The intention of this option was to allow
sharing smartcard among multiple applications, but this didn't work
well as user's expectation (it only worked with DISCONNECT command).
This is because other parts of scdaemon assumes exclusive access.  In
GnuPG 2.1, the support of the option was removed, improving
"DISCONNECT" command always works well without this option.

GnuPG-bug-id: 3383
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-06-04 09:47:14 +09:00
NIIBE Yutaka
1eb93d9229 scd: Fix for SCARD_IO_REQUEST structure.
* scd/apdu.c (struct pcsc_io_request_s): Use pcsc_dword_t for Windows.

--

This fix is for correctness and for the future when we will support
64-bit Windows.

GnuPG-bug-id: 4454
Suggested-by: Juris Ozols
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-05-21 16:38:23 +09:00
Werner Koch
79c99921e3
scd: Remove unused cruft from GnuPG 1.x
* scd/apdu.c: Remove code used only by GnuPG 1.
* scd/app-openpgp.c: Ditto.
* scd/ccid-driver.c: Ditto.
* scd/iso7816.c: Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-05-16 08:24:42 +02:00
NIIBE Yutaka
dc35b25195 agent,scd: Scan and load all public keys for availability.
* agent/divert-scd.c (ask_for_card): Scan by SERIALNO command.
* scd/app-openpgp.c (do_with_keygrip): Make sure to load pubkey.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-05-16 10:09:41 +09:00
NIIBE Yutaka
01730529f2 scd: Don't put newline at the end of status.
* scd/command.c (send_keyinfo): Remove newline.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-05-15 17:12:23 +09:00
NIIBE Yutaka
62c29af632 scd: Fix return value for KEYINFO command.
* scd/command.c (cmd_keyinfo): Return GPG_ERR_NOT_FOUND if none.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-05-15 15:44:32 +09:00
NIIBE Yutaka
c856ee7312 scd: Support direct use of app with PKSIGN/PKAUTH/PKDECRYPT.
* scd/command.c (cmd_pksign, cmd_pkauth, cmd_pkdecrypt): When length
of keyidstr is 40, it is considered as a keygrip for direct use.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-05-07 09:41:14 +09:00
NIIBE Yutaka
874bc970ba scd: Add new command: KEYINFO.
* scd/app-common.h (struct app_ctx_s): Add with_keygrip function.
* scd/app-openpgp.c (do_with_keygrip): New.
* scd/app.c (app_do_with_keygrip): New.
* scd/command.c (cmd_keyinfo): New.
(send_keyinfo): New.

--

KEYGRIP_ACTION_LOOKUP is not yet used.  It will be used for directly
asking PK* action to determine an APP.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-04-25 14:49:49 +09:00
NIIBE Yutaka
e769609cd3 scd: Allow KEYGRIP as KEYIDSTR.
* scd/app-openpgp.c (struct app_local_s): Add keygrip_str.
(store_keygrip): New.
(read_public_key): Call store_keygrip to hold keygrip.
(get_public_key): Likewise.
(send_keypair_info): Use stored keygrip_str.
(check_keyidstr): Allow use of KEYGRIP.
(do_check_pin): Allow use of KEYGRIP of signing slot.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-04-23 10:51:01 +09:00
NIIBE Yutaka
b0f0791e4a scd: Factor out a function to check keyidstr.
* scd/app-openpgp.c (check_keyidstr): New.
(do_sign, do_auth, do_decipher, do_check_pin): Use check_keyidstr.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-04-22 20:34:36 +09:00
Werner Koch
958172cc3a
scd:piv: Fix RSA decryption.
* scd/app-piv.c (do_decipher): Fixup leading zero byte.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-04-04 12:52:09 +02:00
NIIBE Yutaka
f1cf799a37 scd: Better handling of timeout and time extension.
* scd/ccid-driver.c (CCID_CMD_TIMEOUT_LONGER): Remove.
(ccid_transceive): Don't use x4 blindly for bBWI, but use dynamically
determined value.  Use value from variable wait_more for bulk_in.
Set wait_more by the value of time extension request.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2019-04-04 15:58:21 +09:00
Werner Koch
679b8f1c04
scd: New options --info and --info-only for READKEY.
* scd/command.c (cmd_readkey): New options --info and --info-only.
* scd/app.c (app_readkey): New arg 'flags'.
* scd/app-common.h (APP_READKEY_FLAG_INFO): New.
(struct app_ctx_s): New args 'ctrl' and 'flags' for member readkey.
Change all implementers.
* scd/app-nks.c (do_readkey): Stub implementation of
APP_READKEY_FLAG_INFO.
* scd/app-openpgp.c (do_readkey): Implement APP_READKEY_FLAG_INFO.
* scd/app-piv.c (do_readkey): Ditto.
--

This feature allows to quickly get the keygrip and in most cases also
the usage flags for one specific keyref.  Example:

 <- readkey --info-only  PIV.9D
 -> S KEYPAIRINFO FC6061FB457224370B85C6F34DD56CD29E669620 PIV.9D e
 -> OK

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-04-03 17:31:39 +02:00
Werner Koch
2b1135cf92
scd: New standard attributes $ENCRKEYID and $SIGNKEYID.
* g10/call-agent.c (agent_scd_keypairinfo): Use --keypairinfo.
* sm/call-agent.c (gpgsm_agent_scd_keypairinfo): Ditto.
* scd/app-openpgp.c (do_getattr): Add attributes "$ENCRKEYID" and
"$SIGNKEYID".
* scd/app-piv.c (do_getattr): Ditto.
--

We already have $AUTHKEYID to locate the keyref of the key to be used
with ssh.  It will also be useful to have default keyref for
encryption and signing.  For example, this will allow us to repalce
the use of "OPENPGP.2" by a app type specific keyref.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-04-03 13:16:22 +02:00
Werner Koch
97feef8ee9
scd: New option --application-priority.
* scd/scdaemon.c (oApplicationPriority): New.
(opts): Add "application_priority".
(main): Process option.
* scd/app.c (app_update_priority_list): New.
(get_supported_applications): Take apps from global list.

* tools/gpgconf-comp.c (gc_options_scdaemon): Add option.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-03-28 17:38:05 +01:00
Werner Koch
5a3055eb72
scd: Support reading the Yubikey 4 firmware version.
* scd/app.c (app_new_register): Detect yk4 version numbers.
--

Having the version of the yubikey is important to select which other
methods can be used with a Yubikey.  Note that we do not detect the
formfactor of a Yubikey 4 and instead use 0 for our serial number
prefix.  This does not affect app-openpgp becuase there we use the app
specific serial number.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-03-27 17:35:50 +01:00