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Commit Graph

450 Commits

Author SHA1 Message Date
Werner Koch
55e64f47a5
scd: Fix size_t/unsigned int mismatch.
* scd/app-openpgp.c (ecc_writekey): Use extra var n.
2015-07-26 12:55:53 +02:00
Werner Koch
d382242fb6
Replace GNUPG_GCC_A_ macros by GPGRT_ATTR_ macros.
* common/util.h: Provide replacement for GPGRT_ATTR_ macros when using
libgpg-error < 1.20.
* common/mischelp.h: Ditto.
* common/types.h: Ditto.
--

Given that libgpg-error is a dependency of all GnuPG related libraries
it is better to define such macros at only one place instead of having
similar macros at a lot of places.  For now we need repalcement
macros, though.
2015-07-26 12:50:24 +02:00
NIIBE Yutaka
ef080d5c7f scd: support any curves defined by libgcrypt.
* g10/call-agent.h (struct agent_card_info_s): Add curve field.
* g10/call-agent.c (learn_status_cb): Use curve name.
* g10/card-util.c (card_status): Show pubkey name.
* scd/app-openpgp.c (struct app_local_s): Record OID and flags.
(store_fpr): Use ALGO instead of key type.
(send_key_attr): Use curve name instead of OID.
(get_public_key): Clean up by OID to curve name.
(ecc_writekey): Support any curves in libgcrypt.
(do_genkey, do_auth, ): Follow the change.
(ecc_oid): New.
(parse_algorithm_attribute): Show OID here.
2015-07-25 12:09:23 +09:00
NIIBE Yutaka
dbf4534f49 scd: Format change to specify "rsa2048" for KEY-ATTR.
* g10/card-util.c (do_change_keysize): Put "rsa".
* scd/app-openpgp.c (change_keyattr, change_keyattr_from_string):
Change the command format.
(rsa_writekey): Check key type.
(do_writekey): Remove "ecdh" and "ecdsa" support which was available
in experimental libgcrypt before 1.6.0.
2015-07-23 14:10:03 +09:00
NIIBE Yutaka
9901be3956 scd: change_keyattr_from_string for ECC.
* scd/app-openpgp.c (change_keyattr, change_keyattr_from_string):
Support ECC.
(rsa_writekey): Don't change key attribute.
2015-07-21 14:27:02 +09:00
NIIBE Yutaka
f5d356fb5b scd: Use openpgpdefs.h for constants.
* scd/app-openpgp.c: Include openpgpdefs.h.
2015-07-17 09:34:47 +09:00
NIIBE Yutaka
67b2dc7636 scd: Remove unused files.
* scd/Makefile.am (sc_copykeys_*): Remove.
* scd/sc-copykeys.c: Remove.
* scd/pcsc-wrapper.c: Remove.
* scd/{card-common.h,card-dinsig.c,card-p15.c,card.c}: Remove.

--

sc-copykeys doesn't work any more because it's based on old API.
pcsc-wrapper has gone because of nPth which is compatible to pthreads.
The card* files are old files, now we have app*.
2015-07-09 12:51:03 +09:00
NIIBE Yutaka
45c49a0030 scd: Support AES decryption for OpenPGPcard v3.0.
* scd/app-openpgp.c (do_decipher): Support AES decryption.
2015-07-02 12:14:40 +09:00
NIIBE Yutaka
d2fdf2e1b6 scd: Support button flag and AES key data for OpenPGPcard v3.0.
* scd/app-openpgp.c (do_getattr, show_caps, app_select_openpgp):
Support button and symmetric decryption.
(do_setattr): Support setting AESKEY.
2015-06-26 15:14:27 +09:00
Werner Koch
54a0ed3d9b
Allow use of debug flag names for all tools.
* g13/g13.c: Make use of debug_parse_flag.
* scd/scdaemon.c: Ditto.
* sm/gpgsm.c: Ditto
* agent/gpg-agent.c: Ditto.  But do not terminate on "help"
* dirmngr/dirmngr.c: Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-06-23 09:13:45 +02:00
NIIBE Yutaka
5e1d2fe655 scd: pinpad workaround for PC/SC implementations.
* scd/adpu.c (pcsc_pinpad_verify, pcsc_pinpad_modify): Bigger buffer
for TPDU card reader.

--

GnuPG-bug-id: 2003, 2004

This is needed for PC/SC on Debian Jessie.  Note that it's not only
for Cherry ST-2000, but also, for any TPDU card readers.
2015-06-23 10:10:15 +09:00
NIIBE Yutaka
444e9232aa scd: Fix Cherry ST-2000 support for pinpad input.
* scd/apdu.c (pcsc_vendor_specific_init): Set pinmax to 15.
* scd/ccid-driver.c (ccid_transceive_secure): Add zero for the
template of APDU.

--

GnuPG-bug-id: 2003, 2004
2015-06-22 14:31:25 +09:00
NIIBE Yutaka
cf508a1f7f scd: do_decipher change for OpenPGPcard v3.0.
* scd/app-openpgp.c (do_decipher): Add a header for ECDH.
2015-06-05 14:02:40 +09:00
NIIBE Yutaka
e5c69e87be scd: Fix key template of ECC.
* scd/app-openpgp.c (build_ecc_privkey_template): Use correct value.

--

Forthcoming OpenPGPcard specification 3.0 will address this 0x92.
2015-05-29 14:06:38 +09:00
NIIBE Yutaka
01a2a61bc4 scd: PC/SC reader selection by partial string match.
* scd/apdu.c (open_pcsc_reader_direct): Partial string match.

--

The card reader name by PC/SC service might include USB bus,
which varies (on some platform like GNU/Linux).  Thus, it's
better to match partial string.

Original patch was submitted by anstein.  I changed it to fallback to
the first reader if no match found.

Note that we need to change pcsc-wrapper.c in 2.0 backport.

GnuPG-bug-id: 1618, 1930
2015-04-30 12:36:38 +09:00
Werner Koch
575230d91b
common: Remove two JNLIB_ macros (jnlib merge).
* configure.ac: Merge seperate jnlib checks.
(HAVE_JNLIB_LOGGING): Remove.
* common/logging.c, common/simple-pwquery.c (JNLIB_NEED_AFLOCAL):
Rename to GNUPG_COMMON_NEED_AFLOCAL.  Change all tests.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-24 16:10:15 +02:00
NIIBE Yutaka
971d558e86 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
2015-04-14 14:17:03 +09:00
Werner Koch
67158ff155
Remove obsolete directories from AM_CPPFLAGS. 2015-04-10 13:11:59 +02:00
Werner Koch
24a75201da
Rename DBG_ASSUAN to DBG_IPC and add separate DBG_EXTPROG.
* g10/options.h (DBG_EXTPROG_VALUE): Separate from DBG_IPC_VALUE.
2015-04-06 13:42:17 +02:00
Werner Koch
ef0a3abf73
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
2015-03-15 12:15:55 +01:00
NIIBE Yutaka
bb5a1b7c73 scd: fix for 64-bit arch.
* agent/pksign.c (agent_pksign_do): Use int.
* scd/app-openpgp.c (get_public_key): Likewise.

--

On 64-bit architecture, int and size_t might be different.
For the first argument for '%b', int is expected.
2015-03-09 11:00:03 +09:00
Werner Koch
07a71da479 scd: Fix regression in 2.1.2 (due to commit 2183683)
* scd/apdu.c (pcsc_vendor_specific_init): Replace use of
bufNN_to_uint by direct code.
--

Hey, that was little endian.
2015-02-12 20:40:39 +01:00
Werner Koch
2183683bd6 Use inline functions to convert buffer data to scalars.
* common/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.
--

Commit 91b826a388 was not enough to
avoid all sign extension on shift problems.  Hanno Böck found a case
with an invalid read due to this problem.  To fix that once and for
all almost all uses of "<< 24" and "<< 8" are changed by this patch to
use an inline function from host2net.h.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-11 10:28:25 +01:00
Werner Koch
0c2bfd9d5a Add a hook to be called right after main.
* common/init.c (early_system_init): New stub function.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-01-28 19:57:22 +01:00
NIIBE Yutaka
f6d3c6e526 scd: Fix varargs call for 64-bit arch on ECC keys.
* scd/app-openpgp.c (store_fpr): Remove CARD_VERSION from the
arguments.
(rsa_writekey): Follow the change.
(do_genkey): Likewise.
(ecc_writekey): Likewise.  Cast to size_t.

--

KEYTOCARD caused SEGV of scdaemon on 64-bit arch.  That's because
int is 32-bit, but size_t is 64-bit.
2015-01-28 11:24:29 +09:00
Joshua Rogers
274d7b17a9 ccid: 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]

(cherry picked from commit 3d9f8bf1dc)
2015-01-25 10:43:52 +01:00
Andreas Schwier
16a1330fa1 scd: Allow for certificates > 1024 with PC/SC.
* scd/pcsc-wrapper.c (handle_transmit): Enlarge buffer to 4096 too
allow for larger certificates.

--

Cherry-pick from 5798673156.
Forward ported from 2.0.
2015-01-13 12:23:23 +09:00
Joshua Rogers
100b322f5d 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 11:12:42 +09:00
NIIBE Yutaka
602f17b5a7 scd: fix merge failure.
* scd/apdu.c (pcsc_pinpad_verify): Remove wrong lines inserted by
merge.

--

Thanks to Joshua Rogers for reviewing and reporting.
2015-01-07 08:15:12 +09:00
Daniel Kahn Gillmor
b0b3803e8c 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.
2014-12-22 13:17:50 +01:00
NIIBE Yutaka
bdc8efbdd1 scd: ECDH Support.
* agent/divert-scd.c (divert_pkdecrypt): Support ECDH.
* scd/app-openpgp.c (get_algo_byte, store_fpr): Support ECDH.
(send_key_attr): Support ECDH.  Fix EdDSA algorithm value.
(retrieve_key_material): Initialize fields.
(get_public_key, ecc_writekey, do_writekey): Support ECDH.
(ecdh_writekey): Remove.
(do_decipher): Support ECDH.
(parse_algorithm_attribute): Support ECDH.  Fix EdDSA.

--

Following the gpg-agent protocol, SCDaemon's counter part is now
implemented.
2014-12-22 09:27:00 +09:00
Werner Koch
dd65e21cb4 gpg: Add sub-command "factory-reset" to --card-edit.
* common/util.h (GPG_ERR_OBJ_TERM_STATE): New.
* scd/iso7816.c (map_sw): Add this error code.
* scd/app-openpgp.c (do_getattr): Return the life cycle indicator.
* scd/app.c (select_application): Allow a return value of
GPG_ERR_OBJ_TERM_STATE.
* scd/scdaemon.c (set_debug): Print the DBG_READER value.
* g10/call-agent.c (start_agent): Print a status line for the
termination state.
(agent_scd_learn): Make arg "info" optional.
(agent_scd_apdu): New.
* g10/card-util.c (send_apdu): New.
(factory_reset): New.
(card_edit): Add command factory-reset.

Signed-off-by: Werner Koch <wk@gnupg.org>
2014-12-15 17:38:40 +01:00
Werner Koch
68b4e7c9e4 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>
2014-12-12 20:11:36 +01:00
NIIBE Yutaka
c50c11d575 scd: Fix for EdDSA.
* scd/app-openpgp.c (get_algo_byte): It catches 22.
(store_fpr): It's MPI usually, but it's opaque bytes for EdDSA.
2014-12-08 10:21:55 +09:00
NIIBE Yutaka
8720125f5a scd: Fix for NIST P-256.
* g10/card-util.c (card_store_subkey): Error check.
* scd/app-opengpg.c (ecc_writekey): Support NIST P-256.
(do_writekey): Error check.
2014-12-05 14:20:50 +09:00
Werner Koch
2f90b7c21b scd: Implement socket redirection.
* scd/scdaemon.c (ENAMETOOLONG): New.
(redir_socket_name): New.
(cleanup): Take care of a redirected socket.
(main): Pass redir_socket_name to create_server_socket.
(create_socket_name): Remove superfluous length check.
(create_server_socket): Add arg r_redir_name and implement
redirection.  Replace assert for older Assuan by an error message.

Signed-off-by: Werner Koch <wk@gnupg.org>
2014-12-01 10:45:06 +01:00
Werner Koch
1adf719b2d Remove use of gnulib (part 1)
* gl/: Remove entire tree.
* configure.ac: Remove gnulib tests and the gl/ Makefile.
(setenv): Add to AC_CHECK_FUNCS.
* autogen.rc (extra_aclocal_flags): Set to empty.
* Makefile.am (ACLOCAL_AMFLAGS): Remove -I gl/m4
(SUBDIRS): Remove gl/.
* agent/Makefile.am (common_libs): Remove ../gl/gnulib.a
* common/Makefile.am (t_common_ldadd): Ditto.
* dirmngr/Makefile.am (dirmngr_LDADD): Ditto.
(dirmngr_ldap_LDADD, dirmngr_client_LDADD): Ditto.
* g10/Makefile.am (needed_libs): Ditto.
* g13/Makefile.am (g13_LDADD): Ditto.
* kbx/Makefile.am (kbxutil_LDADD): Ditto.
($(PROGRAMS)): Ditto.
* scd/Makefile.am (scdaemon_LDADD): Ditto.
* sm/Makefile.am (common_libs): Ditto.
* tools/Makefile.am (common_libs, commonpth_libs): Ditto.

* agent/gpg-agent.c: Remove "mkdtemp.h"
* g10/exec.c: Ditto.
* scd/scdaemon.c: Ditto.
* tools/symcryptrun.c: Ditto.
* common/sysutils.c: Remove "setenv.h"

* common/t-timestuff.c: Use putenv if setenv is not available.
--

gnulib has always been a cause of trouble in GnuPG because we used
only a very few functions and the complex include machinery of gnulib
is quite complex and the cause for many build problems for example on
OS X.  This is not gnulib's fault but due to our limited use of gnulib
and that we only rarely update the gnulib code to avoid regressions.

In part two we will address the functions

 mkdtemp
 setenv
 unsetenv
 strpbrk

which may bot be implemented on all platforms.  They are not required
on a libc based system.

Signed-off-by: Werner Koch <wk@gnupg.org>
2014-11-11 10:13:10 +01:00
Werner Koch
cf41763cdf Change a couple of files to use abbreviated copyright notes.
--

Also fixed some of my own copyright notices due to the termination of
my assignment.  The one displayed by --version is kept at FSF because
we had contributors in 2014 with FSF assignments and it gives the FSF
some visibility.
2014-11-04 16:28:03 +01:00
Werner Koch
54ffe2045a Use a unique capitalization for "Note:".
--
2014-10-10 15:29:42 +02:00
Werner Koch
9c380384da Remove support for the GPG_AGENT_INFO envvar.
* agent/agent.h (opt): Remove field use_standard_socket.
* agent/command.c (cmd_killagent): Always allow killing.
* agent/gpg-agent.c (main): Turn --{no,}use-standard-socket and
--write-env-file into dummy options.  Always return true for
--use-standard-socket-p. Do not print the GPG_AGENT_INFO envvar
setting or set that envvar.
(create_socket_name): Simplify by removing non standard socket
support.
(check_for_running_agent): Ditto.
* common/asshelp.c (start_new_gpg_agent): Remove GPG_AGENT_INFO use.
* common/simple-pwquery.c (agent_open): Ditto.
* configure.ac (GPG_AGENT_INFO_NAME): Remove.
* g10/server.c (gpg_server): Do not print the AgentInfo comment.
* g13/server.c (g13_server): Ditto.
* sm/server.c (gpgsm_server): Ditto.
* tools/gpgconf.c (main): Simplify by removing non standard socket
support.
--

The indented fix to allow using a different socket than the one in the
gnupg home directory is to change Libassuan to check whether the
socket files exists as a regualr file with a special keyword to
redirect to another socket file name.
2014-10-03 11:58:58 +02:00
Werner Koch
b17e8bbf20 scd: Fix int/short mismatch in format string of app-p15.c
* scd/app-p15.c (parse_certid): Use snprintf and cast value.
(send_certinfo): Ditto.
(send_keypairinfo): Ditto.
(do_getattr): Ditto.
2014-09-18 15:39:50 +02:00
Werner Koch
519305feb8 Switch to the libgpg-error provided estream.
* configure.ac (NEED_GPG_ERROR_VERSION): Reguire 1.14.
(GPGRT_ENABLE_ES_MACROS): Define.
(estream_INIT): Remove.
* m4/estream.m4: Remove.
* common/estream-printf.c, common/estream-printf.h: Remove.
* common/estream.c, common/estream.h: Remove.
* common/init.c (_init_common_subsystems): Call gpgrt initialization.
2014-08-26 17:47:54 +02:00
Werner Koch
a61b28df1f scd: Minor changes to app-sc-hsm.
* scd/app-sc-hsm.c: Re-indendet some parts and set some vars to NULL
after xfree for improbed robustness.
(read_ef_prkd): Replace serial operator by blocks for better
readability.
(apply_PKCS_padding): Rewrite for easier auditing.
(strip_PKCS15_padding): Ditto.  Add stricter check on SRCLEN.

Signed-off-by: Werner Koch <wk@gnupg.org>
2014-08-14 14:09:37 +02:00
Werner Koch
2e936915cf scd: Minor and editorial changes to app-sc-hsm.c
* scd/app-sc-hsm.c (select_and_read_binary): Use SW_ macro.
(parse_certid): Remove useless test.
(send_certinfo, send_keypairinfo): Shrink malloc to the needed size.
(do_getattr): Ditto.
(verify_pin): Use SW_ macro.
(do_decipher): Replace OFS variable and extend comment.
--

Code parts which have not been audited are marked with a warning
pragma.
2014-07-25 11:04:53 +02:00
Werner Koch
e49c851ff5 scd: Add a new status word code.
* scd/apdu.h (SW_REF_DATA_INV): New.
* scd/apdu.c (apdu_strerror): Add string.
2014-07-25 10:58:57 +02:00
Werner Koch
07b64eec14 scd: Comment typo fixes.
--
2014-07-25 10:56:51 +02:00
Andreas Schwier
8eb9224f32 scd: Support for SmartCard-HSM
* scd/app-sc-hsm.c: New.
* scd/app.c (select_application, get_supported_applications): Register
new app.

--
Add a read/only driver for scdaemon that provides access to keys and
certificates on a SmartCard-HSM (www.smartcard-hsm.com).

The driver supports RSA and ECC keys on SmartCard-HSM cards and
USB-Sticks.

The driver does not yet support the MicroSD edition.

--
ChangeLog and FSF copyright year fix by wk.
2014-07-25 09:43:29 +02:00
Werner Koch
bc6b452129 scd: Do not use the pcsc-wrapper.
* scd/apdu.c (NEED_PCSC_WRAPPER): Do not define.
* scd/Makefile.am (libexec_PROGRAMS): Remove gnupg-pcsc-wrapper
(gnupg_pcsc_wrapper_SOURCES): Remove.
(gnupg_pcsc_wrapper_LDADD): Remove.
(gnupg_pcsc_wrapper_CFLAGS): Remove.
2014-07-22 16:20:00 +02:00
NIIBE Yutaka
73ba75ad8b scd: Add pinpad support for REINER SCT cyberJack go
* scd/ccid-driver.h (VENDOR_REINER, CYBERJACK_GO): New.
* scd/ccid-driver.c (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 and was
later ported from branch-2.0 to master (2.1)
2014-06-27 10:07:28 +02:00
Werner Koch
24be0f24d3 scd: Support reader Gemalto IDBridge CT30
* scd/ccid-driver.h (GEMPC_CT30): New product id.
* scd/ccid-driver.c (parse_ccid_descriptor): Add quirk for that
reader.
--

GnuPG-bug-id: 1638
2014-06-27 09:42:03 +02:00