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88 Commits

Author SHA1 Message Date
Werner Koch
6d792ae2eb
agent: Make --disable-extended-key-format a dummy option.
* agent/agent.h (opt): Remove enable_extended_key_format.
* agent/gpg-agent.c (enum cmd_and_opt_values): Turn
oDisableExtendedKeyFormat and oEnableExtendedKeyFormat into dummy
options.

* agent/protect.c (do_encryption): Remove arg use_ocb and
corresponding code.
(agent_protect): Ditto.  Change all callers.

* agent/findkey.c (agent_write_private_key): Simplify due to the
removal of disable-extended-key-format.
(write_extended_private_key): Fold into agent_write_private_key.
--

This change is related to
GnuPG-bug-id: 6386
but should have no visible effect except for the removal of
option --disable-extended-key-format.
2023-03-13 08:53:50 +01:00
Jakub Jelen
a95ddffdcd
agent: Avoid memory leaks in error code paths.
* agent/command.c (cmd_genkey): Use goto instead of return.
* agent/cvt-openpgp.c (convert_from_openpgp_main): Ditto.
* agent/genkey.c (agent_ask_new_passphrase): Fix typo to free correct
pointer
(agent_genkey): Release memory
* agent/gpg-agent.c (check_own_socket): Free sockname
* agent/protect-tool.c (read_key): Free buf.
(agent_askpin): Free passphrase

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

Changed original patch to not add a free before a GPG_ERR_BUG.

Signed-off-by: Werner Koch <wk@gnupg.org>
GnuPG-bug-id: 5393
2021-05-20 13:38:07 +02:00
Werner Koch
d574213ce2
w32: Replace some fopen by es_fopen.
* agent/protect-tool.c (read_file): Replace fopen by es_fopen.
* dirmngr/dirmngr-client.c (read_pem_certificate):  Ditto.
(read_certificate): Ditto.
* g10/keydb.c (rt_from_file): Ditto.
* kbx/kbxutil.c (read_file): Ditto.
* g10/plaintext.c (get_output_file) [__riscos__]: Remove code.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-11 15:23:22 +01:00
Werner Koch
0da923a124
agent: Allow to pass a timestamp to genkey and import.
* agent/command.c (cmd_genkey): Add option --timestamp.
(cmd_import_key): Ditto.
* agent/genkey.c (store_key): Add arg timestamp and change callers.
(agent_genkey): Ditto.
* agent/findkey.c (write_extended_private_key): Add args timestamp and
new key to write a Created line.
(agent_write_private_key): Add arg timestamp.
(agent_write_shadow_key): Ditto.
 agent/protect-tool.c (agent_write_private_key): Ditto as dummy arg.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-08-17 15:05:49 +02:00
NIIBE Yutaka
47c1c329ed agent,ecc: Use of opaque MPI for ECC, fixup 'd'.
* agent/Makefile.am: Add sexp-secret.c.
* agent/agent.h: New function declarations.
* agent/sexp-secret.c: New.
* agent/findkey.c (agent_key_from_file): Use sexp_sscan_private_key.
* agent/protect-tool.c (read_and_unprotect): Fix up private part,
calling fixup_when_ecc_private_key.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-06-05 10:35:33 +09:00
Werner Koch
c5c21a0646
agent: Print an error if gpg-protect reads the extended key format.
* agent/protect-tool.c (read_key): Detect simple extended key format.
--

This is a quick hack to get a useful error messages.  The real fix is
to replace the protect tool by a more useful new tool.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-30 17:27:42 +02:00
Werner Koch
3bc004decd
Use gpgrt's new option parser for the tools.
* agent/preset-passphrase.c: Switch to the new option parser.
* agent/protect-tool.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.
--

This is another part of changes.  A followup patch will address the
remaining daemons.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-21 20:28:47 +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
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
Werner Koch
54e96c6fd2
agent: Replace most assert by log_assert.
--
2019-05-14 10:31:46 +02:00
Werner Koch
bdf252e76a
agent: Put Token lines into the key files.
* agent/findkey.c (write_extended_private_key): Add args serialno and
keyref.  Write a Token line if that does not yet exist.
(agent_write_private_key): Add args serialno and keyref and change all
callers.
(agent_write_shadow_key): Skip leading spaces.
* agent/keyformat.txt: Improve extended key format docs.
--

Noet that the extended key forma is the defaqult in 2.3.  This patch
is a first step to better handle tokens which carray the same key.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-05-03 15:54:54 +02:00
Werner Koch
02dce8c0cc
agent: Make the request origin a part of the cache items.
* agent/cache.c (agent_put_cache): Add arg 'ctrl' and change all
callers to pass it.
(agent_get_cache): Ditto.

* agent/cache.c (struct cache_items_s): Add field 'restricted'.
(housekeeping): Adjust debug output.
(agent_flush_cache): Ditto.
(agent_put_cache): Ditto.  Take RESTRICTED into account.
(agent_get_cache): Ditto.
--

If requests are coming from different sources they should not share the
same cache.  This way we make sure that a Pinentry pops up for a
remote request to a key we have already used locally.

GnuPG-bug-id: 3858
Signed-off-by: Werner Koch <wk@gnupg.org>
2018-03-27 08:40:58 +02:00
NIIBE Yutaka
176e07ce10 agent: Resolve conflict of util.h.
* agent/Makefile.am (AM_CPPFLAGS): Remove -I$(top_srcdir)/common.
* agent/call-pinentry.c, agent/call-scd.c: Follow the change.
* agent/command-ssh.c, agent/command.c, agent/cvt-openpgp.c: Ditto.
* agent/divert-scd.c, agent/findkey.c, agent/genkey.c: Ditto.
* agent/gpg-agent.c, agent/pksign.c, agent/preset-passphrase.c: Ditto.
* agent/protect-tool.c, agent/protect.c, agent/trustlist.c: Ditto.
* agent/w32main.c: Ditto.

--

For openpty function, we need to include util.h on some OS.
We also have util.h in common/, so this change is needed.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2017-03-07 19:22:48 +09:00
Werner Koch
4d7dc432b5
Change all http://www.gnu.org in license notices to https://
--
2016-11-05 12:02:19 +01:00
NIIBE Yutaka
7305d27f36 Fix comment and format.
* agent/protect-tool.c (main): Fix comment.
* doc/DETAILS (colon listings): Fix list.
* tests/openpgp/multisig.test: Fix comment.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-09-17 16:16:41 +09:00
Daniel Kahn Gillmor
0d67241e31 Fix more spelling
* NEWS, acinclude.m4, agent/command-ssh.c, agent/command.c,
  agent/gpg-agent.c, agent/keyformat.txt, agent/protect-tool.c,
  common/asshelp.c, common/b64enc.c, common/recsel.c, doc/DETAILS,
  doc/HACKING, doc/Notes, doc/TRANSLATE, doc/dirmngr.texi,
  doc/faq.org, doc/gpg-agent.texi, doc/gpg.texi, doc/gpgsm.texi,
  doc/instguide.texi, g10/armor.c, g10/gpg.c, g10/keyedit.c,
  g10/mainproc.c, g10/pkclist.c, g10/tofu.c, g13/sh-cmd.c,
  g13/sh-dmcrypt.c, kbx/keybox-init.c, m4/pkg.m4, sm/call-dirmngr.c,
  sm/gpgsm.c, tests/Makefile.am, tests/gpgscm/Manual.txt,
  tests/gpgscm/scheme.c, tests/openpgp/gpgv-forged-keyring.scm,
  tests/openpgp/multisig.test, tests/openpgp/verify.scm,
  tests/pkits/README, tools/applygnupgdefaults,
  tools/gpg-connect-agent.c, tools/mime-maker.c, tools/mime-parser.c:
  minor spelling cleanup.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-09-17 16:00:37 +09:00
Daniel Kahn Gillmor
61c2a1fa6d
Call log_set_prefix() with human-readable labels.
* agent/preset-passphrase.c, agent/protect-tool.c, dirmngr/dirmngr.c
* dirmngr/t-http.c, g10/gpg.c, g10/gpgv.c, g13/g13-syshelp.c
* g13/g13.c, kbx/kbxutil.c, scd/scdaemon.c, sm/gpgsm.c
* tests/gpgscm/main.c, tools/gpg-check-pattern.c
* tools/gpg-connect-agent.c, tools/gpgconf.c, tools/gpgtar.c
* tools/symcryptrun.c: Invoke log_set_prefix() with
human-readable labels.

--

Some invocations of log_set_prefix() were done with raw numeric values
instead of values that humans can understand.  Use symbolic
representations instead of numeric for better readability.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-08-12 12:16:19 +02:00
Ben Kibbey
49829c29e5 Cleanup initialization of libgcrypt.
* common/init.c (init_common_subsystems): Initialize libgcrypt.
* dirmngr/Makefile.am (dirmngr_ldap): Link with libgcrypt.

--
Most other modules already call gcry_check_version() after
init_common_subsystems() so may as well move initialization of libgcrypt
to here. Also fixes a warning in the system log from gpgconf --homedir.

Signed-off-by: Ben Kibbey <bjk@luxsci.net>
2016-08-09 10:47:46 +02:00
Werner Koch
fb88f37c40
common: Remove homedir arg from start_new_{dirmngr,gpg_agent}.
* common/asshelp.c (start_new_gpg_agent): Remove arg 'homedir' in
favor of gnupg_homedir ().  Change all callers.
(start_new_dirmngr): Ditto.
* common/get-passphrase.c (gnupg_prepare_get_passphrase): Remove arg
'homedir'.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-07 13:09:00 +02:00
Werner Koch
22a7ef01aa
Replace use of opt.homedir by accessor functions.
* common/homedir.c (the_gnupg_homedir): New var.
(gnupg_set_homedir): New.
(gnupg_homedir): New.
* g10/options.h (struct opt): Remove 'homedir' and replace all users
by the new accessor functions.
* g13/g13-common.h (struct opt): Ditto.
* scd/scdaemon.h (struct opt): Ditto.
* sm/gpgsm.h (struct opt): Ditto.
* dirmngr/dirmngr.h (struct opt): Ditto.
* agent/preset-passphrase.c (opt_homedir): Ditto.
* agent/protect-tool.c (opt_homedir): Ditto.
--

This will make detection of a non-default homedir easier.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-07 10:59:46 +02:00
Werner Koch
6df75ec70a
agent: Allow gpg-protect-tool to handle openpgp-native protection.
* agent/protect-tool.c (read_and_unprotect): Add arg ctrl and pass to
agent_unprotect.
(main): Allocate a simple CTRL object and pass it to
read_and_unprotect.
(convert_from_openpgp_native): Remove stub.
(agent_key_available, agent_get_cache): New stubs.
(agent_askpin): New emulation for the one in call-pinentry.c.
(agent_write_private_key): New to dump key.
* agent/Makefile.am (gpg_protect_tool_SOURCES): Add cvt-openpgp.c
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-04-14 12:29:29 +02:00
Werner Koch
4159567f7e
agent: Implement new protection mode openpgp-s2k3-ocb-aes.
* agent/protect.c (agent_protect): Add arg use_ocb.  Change all caller
to pass -1 for default.
* agent/protect-tool.c: New option --debug-use-ocb.
(oDebugUseOCB): New.
(opt_debug_use_ocb): New.
(main): Set option.
(read_and_protect): Implement option.

* agent/protect.c (OCB_MODE_SUPPORTED): New macro.
(PROT_DEFAULT_TO_OCB): New macro.
(do_encryption): Add args use_ocb, hashbegin, hashlen, timestamp_exp,
and timestamp_exp_len.  Implement OCB.
(agent_protect): Change to support OCB.
(do_decryption): Add new args is_ocb, aadhole_begin, and aadhole_len.
Implement OCB.
(merge_lists): Allow NULL for sha1hash.
(agent_unprotect): Change to support OCB.
(agent_private_key_type): Remove debug output.
--

Instead of using the old OpenPGP way of appending a hash of the
plaintext and encrypt that along with the plaintext, the new scheme
uses a proper authenticated encryption mode.  See keyformat.txt for a
description.  Libgcrypt 1.7 is required.

This mode is not yet enabled because there would be no way to return
to an older GnuPG version.  To test the new scheme use
gpg-protect-tool:

 ./gpg-protect-tool -av -P abc -p --debug-use-ocb <plain.key >prot.key
 ./gpg-protect-tool -av -P abc -u <prot.key

Any key from the private key storage should work.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-04-12 14:38:44 +02:00
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
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
Werner Koch
cc9a0b69b6 Make use of the *_NAME etc macros.
Replace hardwired strings at many places with new macros from config.h
and use the new strusage macro replacement feature.

* common/asshelp.c (lock_spawning) [W32]: Change the names of the spawn
sentinels.
* agent/command.c (cmd_import_key): Use asprintf to create the prompt.
2013-11-18 14:09:47 +01:00
Werner Koch
7777e68d04 Implement unattended OpenPGP secret key import.
* agent/command.c (cmd_import_key): Add option --unattended.
* agent/cvt-openpgp.c (convert_transfer_key): New.
(do_unprotect): Factor some code out to ...
(prepare_unprotect): new function.
(convert_from_openpgp): Factor all code out to ...
(convert_from_openpgp_main): this.  Add arg 'passphrase'.  Implement
openpgp-native protection modes.
(convert_from_openpgp_native): New.
* agent/t-protect.c (convert_from_openpgp_native): New dummy fucntion
* agent/protect-tool.c (convert_from_openpgp_native): Ditto.
* agent/protect.c (agent_unprotect): Add arg CTRL.  Adjust all
callers.  Support openpgp-native protection.
* g10/call-agent.c (agent_import_key): Add arg 'unattended'.
* g10/import.c (transfer_secret_keys): Use unattended in batch mode.
--

With the gpg-agent taking care of the secret keys, the user needs to
migrate existing keys from secring.gpg to the agent.  This and also
the standard import of secret keys required the user to unprotect the
secret keys first, so that gpg-agent was able to re-protected them
using its own scheme.  With many secret keys this is quite some
usability hurdle.  In particular if a passphrase is not instantly
available.

To make this migration smoother, this patch implements an unattended
key import/migration which delays the conversion to the gpg-agent
format until the key is actually used.  For example:

   gpg2 --batch --import mysecretkey.gpg

works without any user interaction due to the use of --batch.  Now if
a key is used (e.g. "gpg2 -su USERID_FROM_MYSECRETKEY foo"), gpg-agent
has to ask for the passphrase anyway, converts the key from the
openpgp format to the internal format, signs, re-encrypts the key and
tries to store it in the gpg-agent format to the disk.  The next time,
the internal format of the key is used.

This patch has only been tested with the old demo keys, more tests
with other protection formats and no protection are needed.

Signed-off-by: Werner Koch <wk@gnupg.org>
2013-05-22 10:14:57 +02:00
Werner Koch
096e7457ec Change all quotes in strings and comments to the new GNU standard.
The asymmetric quotes used by GNU in the past (`...') don't render
nicely on modern systems.  We now use two \x27 characters ('...').

The proper solution would be to use the correct Unicode symmetric
quotes here.  However this has the disadvantage that the system
requires Unicode support.  We don't want that today.  If Unicode is
available a generated po file can be used to output proper quotes.  A
simple sed script like the one used for en@quote is sufficient to
change them.

The changes have been done by applying

  sed -i "s/\`\([^'\`]*\)'/'\1'/g"

to most files and fixing obvious problems by hand.  The msgid strings in
the po files were fixed with a similar command.
2012-06-05 19:29:22 +02:00
Werner Koch
eb0faef81d common: Add a global variable to for the default error source.
For the shared code parts it is cumbersome to pass an error sourse
variable to each function.  Its value is always a constant for a given
binary and thus a global variable makes things a lot easier than the
former macro stuff.
* common/init.c (default_errsource): New global var.
(init_common_subsystems): Rename to _init_common_subsystems.  Set
DEFAULT_ERRSOURCE.
* common/init.h: Assert value of GPG_ERR_SOURCE_DEFAULT.
(init_common_subsystems): New macro.
* common/util.h (default_errsource): Add declaration.
* kbx/keybox-defs.h: Add some GPG_ERR_SOURCE_DEFAULT trickery.
2012-02-06 20:50:47 +01:00
Ben Kibbey
137e3a0fbc Added gpg-agent OPTION "s2k-count".
When unset or 0, the calibrated count will be used.
2011-06-29 13:17:25 +02:00
Werner Koch
b008274afd Nuked almost all trailing white space.
We better do this once and for all instead of cluttering all future
commits with diffs of trailing white spaces.  In the majority of cases
blank or single lines are affected and thus this change won't disturb
a git blame too much.  For future commits the pre-commit scripts
checks that this won't happen again.
2011-02-04 12:57:53 +01:00
Werner Koch
54591341a4 More agent support for gpg. 2010-10-13 15:57:08 +00:00
Werner Koch
1e7b03ef25 Remove cruft. 2010-06-21 10:04:36 +00:00
Werner Koch
91056b1976 Implement export of pkcs#12 objects using a direct agent connection. 2010-06-21 10:01:24 +00:00
Werner Koch
006fd75aea Avoid using the protect-tool to import pkcs#12. 2010-06-17 15:44:44 +00:00
Werner Koch
31d7bdfe77 Whole lot of changes to support CE. 2010-04-14 11:24:02 +00:00
Werner Koch
e64038608b More chnages to use estream. Add a way to replace the standard
descriptors.
2010-03-22 12:46:05 +00:00
Werner Koch
d8b1099d01 Merged jnlib into common. 2010-03-10 12:24:58 +00:00
Werner Koch
4d693033ab Implement dynamic S2K count computation. 2009-12-14 20:12:56 +00:00
Werner Koch
0792525d22 Make bug reporting address easier changeable. 2009-07-21 14:21:05 +00:00
Werner Koch
f6f5430e50 Reworked passing of envars to Pinentry. 2009-07-07 10:02:41 +00:00
Werner Koch
227d6626b0 Fix last change 2009-06-05 20:51:52 +00:00
Werner Koch
dac70ca2fd Fixed an fopen problem on Windows Vista. 2009-06-03 17:24:24 +00:00
Werner Koch
f8b4cd7650 Import/export of pkcs#12 now uses the gpg-agent directly.
Removed duplicated code (percent unescaping).
2009-04-01 10:51:53 +00:00
Werner Koch
596a2237c7 Fix bug#1003. 2009-03-02 10:26:37 +00:00
Werner Koch
382d2f8efb Minor fixes. 2008-12-09 08:58:02 +00:00
Werner Koch
0a5f742466 Marked all unused args on non-W32 platforms. 2008-10-20 13:53:23 +00:00
Werner Koch
c12ce55b25 Factored utf8 switching code out to i18n.c. 2007-10-19 15:58:38 +00:00
Werner Koch
f268889b8f Add more passphrase policy rules.
(--max-passphrase-days).
2007-08-28 17:48:13 +00:00
Werner Koch
f81f521a72 Updated estream.
More changes for Windows.
2007-08-22 10:55:07 +00:00
Werner Koch
93d3811abc Changed to GPLv3.
Removed intl/.
2007-07-04 19:49:40 +00:00