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Commit Graph

367 Commits

Author SHA1 Message Date
NIIBE Yutaka
05f32c702e scd: better handling of extended APDU.
* scd/apdu.c (send_le): Bug fix for not append Z when lc<0&&le<0.
* scd/app-common.h (struct app_ctx_s): Use bit fields for flags.
* scd/ccid-driver.c (CCID_MAX_BUF): New.  Only for OpenPGPcard.
(struct ccid_driver_s): New field of max_ccid_msglen.
 Remove ifsd field.
(parse_ccid_descriptor): Initialize max_ccid_msglen.
(ccid_transceive_apdu_level): Implement sending extended APDU in
chain of CCID message.

--

With this patch, we won't need PC/SC library/service any more.
GnuPG-bug-id: 1947
(backported from 2.1 commit 971d558e86)
2015-04-15 16:09:08 +09:00
Werner Koch
b4ec909186 scd: Fix possible NULL deref in apdu.c
* scd/apdu.c (control_pcsc_direct): Take care of BUFLEN being NULL.
(control_pcsc_wrapped): Ditto.
--

pcsc_vendor_specific_init calls the above with BUFFER and BUFLEN as
NULL.

Reported by Stack 0.3:

  bug: anti-dce
  model: |
    control_pcsc.exit77:
    %retval.0.i.i76 = phi i32 [ %rc.0.i.i.i73, \
            %pcsc_error_to_sw.exit.i.i74 ], [ 0, %if.end.i.i75 ]
    %tobool198 = icmp ne i32 %retval.0.i.i76, 0, !dbg !728
    br i1 %tobool198, label %if.then199, label %if.end200, !dbg !728
  stack:
    - /home/wk/s/gnupg/scd/apdu.c:1882:0
  ncore: 1
  core:
    - /home/wk/s/gnupg/scd/apdu.c:1309:0
      - buffer overflow

(backported from 2.1 commit ef0a3abf73)
2015-04-15 16:06:06 +09:00
Werner Koch
3627123dc8 Use inline functions to convert buffer data to scalars.
* include/host2net.h (buf16_to_ulong, buf16_to_uint): New.
(buf16_to_ushort, buf16_to_u16): New.
(buf32_to_size_t, buf32_to_ulong, buf32_to_uint, buf32_to_u32): New.
--

This fixes sign extension on shift problems.  Hanno Böck found a case
with an invalid read due to this problem.  To fix that almost all uses
of "<< 24" and "<< 8" are changed by this patch to use an inline
function from host2net.h.

(back ported from commit 2183683bd6)

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-12 20:34:44 +01:00
Joshua Rogers
3d9f8bf1dc Remove incorrect expression leading to errors.
* scd/ccid-driver.c (send_escape_cmd): Fix setting of 'rc'.
--

Variable 'rc' in send_escape_cmd was overwritten before it was
returned, leading to incorrect computation.

Signed-off-by: Joshua Rogers <git@internot.info>

[Log entry reformatted - wk]
2015-01-25 10:38:26 +01:00
Daniel Kahn Gillmor
0fd4cd8503 scd: Avoid double-free on error condition in scd
* scd/command.c (cmd_readkey): avoid double-free of cert

--

When ksba_cert_new() fails, cert will be double-freed.

Debian-Bug-Id: 773471

Original patch changed by wk to do the free only at leave.
2015-01-13 10:52:22 +09:00
Werner Koch
d92fe965f3 scd: Fix possibly inhibited checkpin of the admin pin.
* scd/app-openpgp.c (do_check_pin): Do not check a byte of a released
buffer.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-01-09 09:07:28 +09:00
Joshua Rogers
40f476867c scd: fix get_public_key for OpenPGPcard v1.0.
* scd/app-openpgp.c (get_public_key): correctly close 'fp' upon use.

--

Inside the get_public_key function, 'fp' was opened using popen, but
incorrectly closed using fclose.

Debian-Bug-Id: 773474
2015-01-08 11:16:51 +09:00
Andreas Schwier
5798673156 scd: Allow for certificates > 1024 with PC/SC.
* scd/pcsc-wrapper.c (handle_transmit): Enlarge buffer to 4096 too
allow for larger certificates.
2014-07-21 14:49:43 +02:00
Werner Koch
505f0a642f scd: Support reader Gemalto IDBridge CT30
* scd/ccid-driver.c (parse_ccid_descriptor): Add quirk for that
reader.
(GEMPC_CT30): New product id.
--

GnuPG-bug-id: 1638

Resolved conflicts:
	scd/ccid-driver.h - Removed. product ids are in ccid-driver.c.
2014-06-27 09:56:33 +02:00
Werner Koch
aacb43a730 Remove thread callbacks for libgcrypt >= 1.6.
* agent/gpg-agent.c (GCRY_THREAD_OPTION_PTH_IMPL): Do not use with
libgcrypt >= 1.6.
(main): Ditto.
* scd/scdaemon.c (GCRY_THREAD_OPTION_PTH_IMPL): Ditto.
(main): Ditto.
--

This is not anymore needed but kept for compatibility with Libgcrypt <
1.6.
2014-06-24 10:56:19 +02:00
Werner Koch
2daa112a74 Improve configure option --with-libgpg-error-prefix
--
GnuPG-bug-id: 1561

Note that this is not a complete solution.  The libgpg-error include
directory has now a higher preference but ld may not pick up the right
library if another one is installed.  The problem is that the -L
option and the -l options are not emitted separately by
gpg-error-config.
2014-06-24 10:36:15 +02:00
Werner Koch
dc941bdaec scd: Skip S/N reading for the "undefined" application.
* scd/app.c (select_application): Skip serial number reading.
--
(cherry picked from commit 792e137ec7)

Resolved conflicts:

	scd/app.c: Take care of already changed geldkarte/dinsig
	order.
2014-03-12 15:03:57 +01:00
Werner Koch
66585314e3 scd: Fix two compiler warnings.
* scd/apdu.c (pcsc_vendor_specific_init): Add suggested parens.
* scd/ccid-driver.c (ccid_get_atr): Cast DEBUGOUT_1 arg to int.
2013-11-27 09:33:50 +01:00
NIIBE Yutaka
f72d9a5cf6 scd: more pinpad input fix for PC/SC.
* scd/apdu.c (check_pcsc_pinpad): Set default values here.
(pcsc_pinpad_verify, pcsc_pinpad_modify): Remove setting default
values, as it's too late.

--

cherry picked from master.
2013-11-13 16:47:39 +09:00
NIIBE Yutaka
07d7015e4d scd: more pinpad fix.
* scd/apdu.c (check_pcsc_pinpad): Set ->minlen and ->maxlen only when
those are specified.
(pcsc_pinpad_modify): Remove old check code.

--

cherry picked from master.
2013-11-11 16:46:00 +09:00
NIIBE Yutaka
04e5feea8b scd: pinpad fix for PC/SC on Windows.
* scd/apdu.c (SCARD_CTL_CODE): Fix for Windows.

--

cherry picked from master.
2013-10-29 09:07:58 +09:00
NIIBE Yutaka
2b92007aba scd: fix pinpad input on Windows.
* scd/apdu.c (open_pcsc_reader_direct): Don't call
pcsc_vendor_specific_init here, but...
(connect_pcsc_card): Call it here.

--

Thanks to Martin Wolters for the bug report (backport from master).
2013-10-25 10:00:25 +09:00
NIIBE Yutaka
9625e7c75a scd: add pinpad readers information for PC/SC service.
* scd/apdu.c (pcsc_vendor_specific_init): Add information for Cherry
ST-2xxx, Reiner cyberJack, Vasco DIGIPASS, FSIJ Gnuk Token, and KAAN
Advance.

--

Cherry pick from master.
2013-10-16 09:54:49 +09:00
NIIBE Yutaka
b624677f73 scd: remove pin length check.
* scd/apdu.c (pcsc_pinpad_verify): Remove old check code for pin
length.

--
GnuPG-bug-id: 1549
Cherry pick from master.
2013-10-15 10:48:41 +09:00
NIIBE Yutaka
755f92e2af scd: PC/SC pinpad input improvement.
* scd/apdu.c (struct reader_table_s): Add members: PINMIN, PINMAX, and
PINPAD_VERLEN_SUPPORTED.
(CM_IOCTL_VENDOR_IFD_EXCHANGE, FEATURE_GET_TLV_PROPERTIES,
PCSCv2_PART10_PROPERTY_*): New.
(new_reader_slot): Initialize pinpad_varlen_supported, pinmin, pinmax.
(pcsc_vendor_specific_init): New.
(open_pcsc_reader_direct, open_pcsc_reader_wrapped): Call
pcsc_vendor_specific_init.
(check_pcsc_pinpad): Not detect here but use the result of
pcsc_vendor_specific_init.
(pcsc_pinpad_verify, pcsc_pinpad_modify): Specify bNumberMessage.

--

(cherry picked from commit 95a3bffeaf)

Signed-off-by: NIIBE Yutaka

--
2013-08-30 11:15:32 +09:00
Jonas Borgström
6acb1d06f0 scd: add support for RSA_CRT and RSA_CRT_N key import.
* scd/app-openpgp.c (do_writekey): Added RSA_CRT and RSA_CRT_N support.

--

Updates of original patch by wk:

  -      unsigned char *rsa_u, *rsa_dp, rsa_dq;
  +      unsigned char *rsa_u, *rsa_dp, *rsa_dq;

and AUTHORS.  Missing signed-off-by assumed due to DCO send the other
day.

(cherry picked from commit cc67918c08)

Solved conflicts:
	AUTHORS => Removed
	scd/app-openpgp.c => s/.rsa.format/.format/.
2013-08-29 18:11:01 +02:00
NIIBE Yutaka
9158f58822 scd: fix parsing login-data DO.
* scd/app-openpgp.c (parse_login_data): Release RELPTR.  Fix parsing.

--

Signed-off-by: NIIBE Yutaka
2013-08-27 10:28:50 +09:00
NIIBE Yutaka
6d8f36a045 scd: fix Vega for Alpha reader.
* scd/ccid-driver.c (ccid_vendor_specific_init): Fix error handling
and size of command.

--

Signed-off-by: NIIBE Yutaka
2013-08-27 10:19:49 +09:00
Werner Koch
b63717031d scd: Make SPRx32 pinpad work with PC/SC on Windows.
* scd/apdu.c (CM_IOCTL_GET_FEATURE_REQUEST): Use SCARD_CTL_CODE.
(SCARD_CTL_CODE): Define if not defined.
(reader_table_s): Add is_spr532.
(new_reader_slot): Clear it.
(check_pcsc_pinpad): Set it.
(pcsc_pinpad_verify, pcsc_pinpad_modify): Add fix for SPR532.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 5c5e52df4b)
2013-08-21 16:47:44 +02:00
Werner Koch
43e85d7bee scd: Improve --enable-pinpad-varlen.
* tools/gpgconf-comp.c (gc_options_scdaemon): Add
enable-pinpad-varlen.
* scd/apdu.c (check_pcsc_pinpad): Detect SPRx32 reader.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 7bde2bf3b0)
2013-08-21 16:47:34 +02:00
Werner Koch
8ddf604659 Fix syntax error for building on APPLE.
* scd/pcsc-wrapper.c [__APPLE__]: Fix syntax error.
--

For W32 and probably for Cygwin we don't need the wrapper, thus the
problems does not exhibit itself.
2013-05-11 21:46:43 +02:00
Ian Abbott
049b3d9ca0 w32: Add icons and version information.
* common/gnupg.ico: New.  Take from artwork/gnupg-favicon-1.ico.
* agent/gpg-agent-w32info.rc: New.
* g10/gpg-w32info.rc: New.
* scd/scdaemon-w32info.rc: New.
* sm/gpgsm-w32info.rc: New.
* tools/gpg-connect-agent-w32info.rc: New.
* common/w32info-rc.h.in: New.
* configure.ac (BUILD_REVISION, BUILD_FILEVERSION, BUILD_TIMESTAMP)
(BUILD_HOSTNAME): New.
(AC_CONFIG_FILES): Add w32info-rc.h.
* am/cmacros.am (.rc.o): New rule.
* agent/Makefile.am, common/Makefile.am, g10/Makefile.am
* scd/Makefile.am, sm/Makefile.am, tools/Makefile.am: Add stuff to
build resource files.

Signed-off-by: Werner Koch <wk@gnupg.org>
2013-05-07 21:17:04 +02:00
NIIBE Yutaka
145d672fbf scd: Add pinpad support for REINER SCT cyberJack go
* scd/ccid-driver.c (VENDOR_REINER, CYBERJACK_GO): New.
(ccid_transceive_secure): Handle the case for VENDOR_REINER.
Original work was by Alina Friedrichsen (tiny change).
--
This is revised version which adapts changes of ccid-driver.
2013-04-24 08:36:31 +09:00
Werner Koch
40ca0022a7 w32: Almost everywhere include winsock2.h before windows.h.
--

This is required by newer mingw toolchain versions which demand that
winsock2.h is included before windows.h.  Now, due to the use of
socket definitions in pth.h we need to include winsock2.h also in
pth.h, now pth.h is often included after an include of windows.h and
thus the compiler spits out a warning.  To avoid that we include
winsock2.h at all places the compiler complains about.
2013-04-23 18:06:46 +02:00
Werner Koch
e24e92d7e2 Ignore obsolete option --disable-keypad.
* scd/scdaemon.c (opts): Ignore --disable-keypad.
--

The renaming of --disable-keypad to --disable-pinpad might mess up
configuration files managed with a GUI.  The GUI does not not anymore
know about the old option and would allow the user to switch
"disable-pinpad" on.  However, a "disable-keypad" might still linger
in the conf file with gpgconf not knowing about it.  Thus the conf
file would always be rejected and manual intervention would be
required.  Ignoring the old option nicely solves the problem.
2013-04-22 15:19:38 +02:00
NIIBE Yutaka
79d7e1d86b scd: move SCDaemon to libexecdir.
* common/homedir.c (gnupg_module_name): It's now libexecdir.
* scd/Makefile.am (libexec_PROGRAMS): Add scdaemon
(bin_PROGRAMS): Remove scdaemon.
2013-04-01 11:42:11 +09:00
NIIBE Yutaka
c3495209ee scd: PC/SC status fix.
* scd/apdu.c (pcsc_get_status_direct): Check PCSC_STATE_MUTE only when
PCSC_STATE_PRESENT.

* scd/pcsc-wrapper.c (handle_status): Ditto.
2013-03-26 12:43:24 +09:00
NIIBE Yutaka
247bec6a6f scd: PC/SC cleanup (more).
* scd/apdu.c (control_pcsc_direct, control_pcsc_wrapped, control_pcsc)
(check_pcsc_pinpad, pcsc_pinpad_verify, pcsc_pinpad_modify): Use
pcsc_dword_t.
2013-03-26 09:07:53 +09:00
NIIBE Yutaka
ed0328d49a scd: call update_card_removed only when detecting removal.
* scd/command.c (update_reader_status_file): Add condition
ss->status == 0.

--

To reproduce the bug: (1) insert card,
  (2) run "gpg2 --card-status",
  (3) remove card, (4) invoke "gpg2 --card-edit",
  (5) invoke some command like "verify"
The last step fails (but with no error message to user).
2013-03-26 08:43:15 +09:00
NIIBE Yutaka
ae22d629b6 scd: PC/SC cleanup.
* scd/apdu.c (pcsc_dword_t): New.  It was named as DWORD (double-word)
when a word was 16-bit.
(struct reader_table_s): Fixes for types.
(struct pcsc_readerstate_s) [__APPLE__]: Enable #pragma pack(1).
Throughout: Fixes for types.

* scd/pcsc-wrapper.c: Likewise.

--

Problem reported for 1.4.x by the issue 1358.
2013-03-22 10:54:08 +09:00
NIIBE Yutaka
33d276791c scd: change default value of pinpad maxlen.
* scd/apdu.c (pcsc_pinpad_verify, pcsc_pinpad_modify): Default value
of maxlen for pinpad input is now 15 (was: 25).

* scd/ccid-driver.c (ccid_transceive_secure): Likewise.

--

For newer PC/SC, it is better to use FEATURE_GET_TLV_PROPERTIES to get
bMaxPINSize.
2013-03-21 09:04:13 +09:00
NIIBE Yutaka
91423a826e scd: ccid-driver supporting larger APDU.
* scd/ccid-driver.c (ccid_transceive_apdu_level): Support larger
APDU.

--
This is still ad hoc change, but it's OK.  Supporting full extended
APDU exchange level is not worth yet.
2013-03-15 08:38:28 +09:00
NIIBE Yutaka
c2744e97c8 scd: Rename 'keypad' to 'pinpad'.
* NEWS: Mention scd changes.

* agent/divert-scd.c (getpin_cb): Change message.

* agent/call-scd.c (inq_needpin): Change the protocol to
POPUPPINPADPROMPT and DISMISSPINPADPROMPT.
* scd/command.c (pin_cb): Likewise.

* scd/apdu.c (struct reader_table_s): Rename member functions.
(check_pcsc_pinpad, pcsc_pinpad_verify, pcsc_pinpad_modify,
check_ccid_pinpad, ccid_pinpad_operation, apdu_check_pinpad
apdu_pinpad_verify, apdu_pinpad_modify): Rename.

* scd/apdu.h (SW_HOST_NO_PINPAD, apdu_check_pinpad)
(apdu_pinpad_verify, apdu_pinpad_modify): Rename.

* scd/iso7816.h (iso7816_check_pinpad): Rename.

* scd/iso7816.c (map_sw): Use SW_HOST_NO_PINPAD.
(iso7816_check_pinpad): Rename.
(iso7816_verify_kp, iso7816_change_reference_data_kp): Follow
the change.

* scd/ccid-driver.h (CCID_DRIVER_ERR_NO_PINPAD): Rename.
* scd/ccid-driver.c (ccid_transceive_secure): Use it.

* scd/app-dinsig.c (verify_pin): Follow the change.
* scd/app-nks.c (verify_pin): Follow the change.

* scd/app-openpgp.c (check_pinpad_request): Rename.
(parse_login_data, verify_a_chv, verify_chv3, do_change_pin): Follow
the change.

* scd/scdaemon.c (oDisablePinpad, oEnablePinpadVarlen): Rename.

* scd/scdaemon.h (opt): Rename to disable_pinpad,
enable_pinpad_varlen.

* tools/gpgconf-comp.c (gc_options_scdaemon): Rename to
disable-pinpad.
2013-02-08 09:20:43 +09:00
NIIBE Yutaka
9fec82a30b scd: Fix check_keypad_request.
* scd/app-openpgp.c (check_keypad_request): 0 means not to use pinpad.
2013-02-05 15:01:37 +09:00
NIIBE Yutaka
4a2f1e5133 scd: Clean up.
* apdu.h (apdu_send_simple_kp): Remove.
* apdu.c (apdu_send_simple_kp): Remove.
2013-02-05 14:37:14 +09:00
NIIBE Yutaka
c3070705a4 SCD: Add vendor specific initalization.
* scd/ccid-driver.c (ccid_vendor_specific_init): New.
(ccid_open_reader): Call ccid_vendor_specific_init.
2013-02-05 14:16:06 +09:00
NIIBE Yutaka
031f783d8a SCD: Support P=N format for login data.
* scd/app-openpgp.c (parse_login_data): Support P=N format.
2013-02-05 14:14:23 +09:00
NIIBE Yutaka
eec69e5366 SCD: Better interoperability.
* scd/apdu.c: Fill bTeoPrologue[2] field.
--
ccid-1.4.5 or older requires this field is filled by application.
2013-02-05 14:14:03 +09:00
NIIBE Yutaka
1788aad9c1 SCD: Defaults to use pinpad if the reader has the capability.
* scd/app-openpgp.c (struct app_local_s): Remove VARLEN.
(parse_login_data): "P=0" means to disable pinpad.
(check_keypad_request): Default is to use pinpad if available.
2013-02-05 14:13:33 +09:00
NIIBE Yutaka
85bd703e78 SCD: handle keypad request on the card.
* scd/app-openpgp.c: Add 2013.
(struct app_local_s): Add keypad structure.
(parse_login_data): Add parsing keypad request on the card.
(check_keypad_request): New.
(verify_a_chv, verify_chv3, do_change_pin): Call check_keypad_request
to determine use of keypad.
2013-02-05 14:12:58 +09:00
NIIBE Yutaka
d1d51464d2 SCD: Minor fix of ccid-driver.
* scd/ccid-driver.c (VENDOR_VEGA): Fix typo.
2013-02-05 14:12:40 +09:00
NIIBE Yutaka
daafc1c8fd SCD: Add support of Covadis VEGA_ALPHA reader.
* scd/ccid-driver.c: Add 2013.
(VENDER_VEGA, VEGA_ALPHA):New.
(ccid_transceive_secure): VEGA_ALPHA is same firmware as GEMPC_PINPAD.
Change bNumberMessage to 0x01, as it works better (was: 0xff).
2013-02-05 14:12:16 +09:00
NIIBE Yutaka
15bf5a10d4 SCD: Support fixed length PIN input for keypad (PC/SC).
* scd/apdu.c (pcsc_keypad_verify): SUpport fixed length PIN input for
keypad.
(pcsc_keypad_modify): Likewise.
* scd/ccid-driver.c (ccid_transceive_secure): Clean up.
2013-02-05 14:11:55 +09:00
NIIBE Yutaka
15200f7001 SCD: Support fixed length PIN input for keypad.
* scd/iso7816.h (struct pininfo_s): Remove MODE and add FIXEDLEN.
* scd/app-dinsig.c (verify_pin): Initialize FIXEDLEN to unknown.
* scd/app-nks.c (verify_pin): Likewise.
* scd/app-openpgp.c (verify_a_chv, verify_chv3, do_change_pin):
Likewise.
* scd/apdu.c (check_pcsc_keypad): Add comment.
(pcsc_keypad_verify, pcsc_keypad_modify): PC/SC driver only support
readers with the feature of variable length input (yet).
(apdu_check_keypad): Set FIXEDLEN.
* scd/ccid-driver.c (ccid_transceive_secure): Add GEMPC_PINPAD
specific settings.
Support fixed length PIN input for keypad.
2013-02-05 14:11:19 +09:00
NIIBE Yutaka
4fe024cf33 SCD: API cleanup for keypad handling.
* scd/iso7816.h (struct pininfo_s): Rename from iso7816_pininfo_s.
Change meaning of MODE.
(pininfo_t): Rename from iso7816_pininfo_t.
* scd/sc-copykeys.c: Include "iso7816.h".
* scd/scdaemon.c, scd/command.c: Likewise.
* scd/ccid-driver.c: Include "scdaemon.h" and "iso7816.h".
(ccid_transceive_secure): Follow the change of PININFO_T.
* scd/app.c: Include "apdu.h" after "iso7816.h".
* scd/iso7816.c (iso7816_check_keypad, iso7816_verify_kp)
(iso7816_change_reference_data_kp): Follow the change of API.
* scd/apdu.c (struct reader_table_s): Change API of CHECK_KEYPAD,
KEYPAD_VERIFY, KEYPAD_MODIFY to have arg of PININFO_T.
(check_pcsc_keypad, check_ccid_keypad): Likewise.
(apdu_check_keypad, apdu_keypad_verify, apdu_keypad_modify): Likewise.
(pcsc_keypad_verify, pcsc_keypad_modify, ct_send_apdu)
(pcsc_send_apdu_direct,  pcsc_send_apdu_wrapped, pcsc_send_apdu)
(send_apdu_ccid, ccid_keypad_operation, my_rapdu_send_apdu, send_apdu)
(send_le): Follow the change of API.
* scd/apdu.h (apdu_check_keypad, apdu_keypad_verify)
(apdu_keypad_modify): Change the API.
* scd/app-dinsig.c, scd/app-nks.c, scd/app-openpgp.c: Follow the
change.
2013-02-05 14:09:47 +09:00