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Commit Graph

70 Commits

Author SHA1 Message Date
Niibe Yutaka
db246f8b18 g10: Fix another race condition for trustdb access.
* g10/tdbio.c (create_version_record): Call create_hashtable to always
make hashtable, together with the version record.
(get_trusthashrec): Remove call to create_hashtable.

--

GnuPG-bug-id: 1675
Thanks to Scott Moser to reproducible script and patience.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
(backport from master
 commit 35a3ce2acf)
2016-06-15 09:01:00 +09:00
NIIBE Yutaka
d957e4388f g10: Make sure to have the directory for trustdb.
* g10/tdbio.c (tdbio_set_dbname): Return earlier if !CREATE.  Check
the directory and create it if none before calling take_write_lock.

--

Thanks to Marc Deslauriers for the bug report and his patch.

GnuPG-bug-id: 2246

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

(backport from master
 commit 2f3e42047d17313eeb38d354048f343158402a8d)
2016-02-12 10:18:29 +09:00
Werner Koch
56daf9b6e5
w32: Avoid warning when using newer mingw versions.
* g10/tdbio.c (ftruncate): Do not define if already defined.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-12-19 16:56:31 +01:00
NIIBE Yutaka
ae38cbbca4 g10: Fix a race condition initially creating trustdb.
* g10/tdbio.c (take_write_lock, tdbio_set_dbname): Fix message.
2015-06-16 12:01:28 +09:00
NIIBE Yutaka
6f992d94ea g10: Fix a race condition initially creating trustdb.
* g10/tdbio.c (take_write_lock, release_write_lock): New.
(put_record_into_cache, tdbio_sync, tdbio_end_transaction): Use
new lock functions.
(tdbio_set_dbname): Fix the race.
(open_db): Don't call dotlock_create.

--

(backported from 2.1 commit fe5c6edaed)
GnuPG-bug-id: 1675
2015-06-15 14:38:05 +09:00
Werner Koch
57af33d9e7
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>

[dkg: rebased to STABLE-BRANCH-1-4]
Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2015-02-23 10:47:26 +01:00
Werner Koch
2528178e7e gpg: Do not require a trustdb with --always-trust.
* g10/tdbio.c (tdbio_set_dbname): Add arg R_NOFILE.
* g10/trustdb.c (trustdb_args): Add field no_trustdb.
(init_trustdb): Set that field.
(revalidation_mark):  Take care of a nonexistent trustdb file.
(read_trust_options): Ditto.
(get_ownertrust): Ditto.
(get_min_ownertrust): Ditto.
(update_ownertrust): Ditto.
(update_min_ownertrust): Ditto.
(clear_ownertrusts): Ditto.
(cache_disabled_value): Ditto.
(check_trustdb_stale): Ditto.
(get_validity): Ditto.
* g10/gpg.c (main): Do not create a trustdb with most commands for
trust-model always.
--

This slightly changes the semantics of most commands in that they
won't create a trustdb if --trust-model=always is used.  It just does
not make sense to create a trustdb if there is no need for it.

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 1a0eeaacd1)

Resolved conflicts:
	g10/gpg.c
	g10/tdbio.h
	g10/trustdb.c
 (indentation fixes)
2013-10-11 09:35:01 +02:00
David Shaw
f310735975 Changes to --min-cert-level should cause a trustdb rebuild (issue 1366)
* g10/gpgv.c, g10/trustdb.c (read_trust_options): Add min_cert_level

* g10/trustdb.c (check_trustdb_stale): Request a rebuild if
  pending_check_trustdb is true (set when we detect a trustdb
  parameter has changed).

* g10/keylist.c (public_key_list): Use 'l' in the "tru" with-colons
  listing for min_cert_level not matching.

* g10/tdbio.c (tdbio_update_version_record, create_version_record,
  tdbio_db_matches_options, tdbio_dump_record, tdbio_read_record,
  tdbio_write_record): Add a byte for min_cert_level in the tdbio
  version record.
2012-01-19 22:33:51 -05:00
Werner Koch
b9333cd890 Replace file locking by the new portable dotlock code.
* include/dotlock.h: New.  From current gnupg master.
* util/dotlock.c: Ditto.  Include util.h.  The major changes done in
master are: Factor Unix and W32 specific code out into specific
functions.  Define HAVE_POSIX_SYSTEM.  Rearrange some functions.
(disable_dotlock): Rename to dotlock_disable.
(create_dotlock): Rename to dotlock_create and add a dummy arg.
(destroy_dotlock): Rename to dotlock_destroy.
(make_dotlock): Rename to dotlock_take.
(release_dotlock): Rename to dotlock_release.
(remove_lockfiles): Rename to dotlock_remove_lockfiles.
2012-01-10 15:16:44 +01:00
Werner Koch
03c414b650 fix bug#1162. 2009-12-15 10:20:10 +00:00
Werner Koch
6d755a83b4 Parse EXTCAP lines from the card.
Change messages for a corrupt trustdb.
2009-07-23 08:00:39 +00:00
Werner Koch
a4fd67937c Fix bug#931.
Silent a compiler warning.
2009-05-05 09:30:34 +00:00
Werner Koch
99fb609e0a Fix !EROFS bug 2008-08-01 10:48:36 +00:00
Werner Koch
9a2a818887 Switched to GPLv3.
Updated gettext.
2007-10-23 10:48:09 +00:00
Werner Koch
a1cdf3c75f Converted all m_free to xfree etc. 2005-07-27 18:10:56 +00:00
Werner Koch
6dc5a11997 * tdbio.c (open_db): Check for EROFS. Suggested by Bryce Nichols.
* ttyio.c (do_get): Move printing of the prompt after disabling
echo.  Suggested by Scott Worley.
2005-07-18 17:58:25 +00:00
Werner Koch
7d4043ca57 Updated FSF street address and preparations for a release candidate. 2005-05-31 08:39:18 +00:00
Werner Koch
35774ec568 * misc.c (is_secured_filename): New.
* keydb.c (maybe_create_keyring)
* tdbio.c (tdbio_set_dbname)
* plaintext.c (handle_plaintext)
* openfile.c (copy_options_file, open_outfile)
* exec.c (exec_write)
* keygen.c (do_generate_keypair, gen_card_key_with_backup)
* sign.c (sign_file, clearsign_file)
* keyring.c (create_tmp_file, do_copy): Check for secured files
before creating them.

* keygen.c (print_status_key_created): s/unsigned char/byte/ due
to a strange typedef for RISC OS.  Noted by Stefan.
2004-10-14 07:11:57 +00:00
Werner Koch
151ca81f1a Added SELInux hacks and did some cleanups. 2004-10-13 18:10:06 +00:00
David Shaw
d537d547ce * misc.c (pull_in_libs): Dead code. Removed.
* sig-check.c (check_revocation_keys): Comments.

* getkey.c (merge_selfsigs_main): Don't bother to check designated revoker
sigs if the key is already revoked.

* packet.h, getkey.c (merge_selfsigs_main): New "maybe_revoked" flag on
PKs.  It is set when there is a revocation signature from a valid
revocation key, but the revocation key is not present to verify the
signature.

* pkclist.c (check_signatures_trust): Use it here to give a warning when
showing key trust.

* compress-bz2.c: Include stdio.h.  Solaris 9 has a very old bzip2 library
and we can at least guarantee that it won't fail because of the lack of
stdio.h.

* tdbio.c: Fixed format string bugs related to the use of DB_NAME.
Reported by Florian Weimer.
2003-12-30 00:46:42 +00:00
David Shaw
f4617d97b8 * parse-packet.c (parse_signature): No need to reserve 8 bytes for the
unhashed signature cache any longer.

* misc.c (pct_expando): Add two new expandos - signer's fingerprint (%g),
and signer's primary fingerprint (%p).

* Makefile.am: Include W32LIBS where appropriate.

* g10.c (main): Add --rfc2440 alias for --openpgp since in a few months,
they won't be the same thing.

* keyserver.c (parse_keyserver_uri): Accept "http" as an alias for "hkp",
since it is occasionally written that way. (keyserver_spawn): Use
ascii_isspace to avoid locale issues.

* keygen.c (ask_user_id): Make --allow-freeform-uid apply to the email
field as well as the name field, and allow mixing fields when it is set.

* options.skel: Use subkeys.pgp.net as the default keyserver.

* trustdb.c (validate_one_keyblock): Certifications on revoked or expired
uids do not count in the web of trust.

* signal.c (init_one_signal, pause_on_sigusr, do_block): Only use
sigprocmask() if we have sigset_t, and only use sigaction() if we have
struct sigaction.  This is for Forte c89 on Solaris which seems to define
only the function call half of the two pairs by default.
(pause_on_sigusr): Typo. (do_block): If we can't use sigprocmask() and
sigset_t, try to get the number of signals from NSIG as well as MAXSIG,
and if we can't, fail with an explanation.

* signal.c, tdbio.c: Comment out the transaction code.  It was not used in
this version, and was causing some build problems on quasi-posix platforms
(Solaris and Forte c89).

* keylist.c (list_keyblock_colon): Don't include validity values when
listing secret keys since they can be incorrect and/or misleading.  This
is a temporary kludge, and will be handled properly in 1.9/2.0.

* mainproc.c (check_sig_and_print): Only show the "key available from"
preferred keyserver line if the key is not currently present.

* keyedit.c (sign_uids): Do not sign expired uids without --expert (same
behavior as revoked uids).  Do not allow signing a user ID without a
self-signature.  --expert overrides.  Add additional prompt to the
signature level question. (menu_expire): When changing expiration dates,
don't replace selfsigs on revoked uids since this would effectively
unrevoke them. There is also no point in replacing expired selfsigs.
This is bug #181

* g10.c (add_notation_data): Make sure that only ascii is passed to
iscntrl.  Noted by Christian Biere.

* getkey.c (classify_user_id2): Replaced isspace by spacep

* keygen.c (ask_user_id): Ditto. (get_parameter_algo): Ditto.

* keyedit.c (keyedit_menu): Ditto.

* tdbdump.c (import_ownertrust): Ditto.  s/isxdigit/hexdigitp/.

* revoke.c (ask_revocation_reason):

* keyserver.c (keyserver_spawn): Dito.
2003-07-10 14:30:07 +00:00
David Shaw
f861b6488e * tdbio.c (create_version_record): Only create new trustdbs with
TM_CLASSIC or TM_PGP.

* trustdb.h, trustdb.c (trust_string, get_ownertrust_string,
get_validity_string, ask_ownertrust, validate_keys), pkclist.c
(do_edit_ownertrust): Rename trust_string to trust_value_to_string for
naming consistency.

* trustdb.h, trustdb.c (string_to_trust_value): New function to translate
a string to a trust value.

* g10.c (main): Use string_to_trust_value here for --force-ownertrust.

* options.h, g10.c (main), trustdb.c (trust_model_string, init_trustdb,
check_trustdb, update_trustdb, get_validity, validate_one_keyblock): An
"OpenPGP" trust model is misleading since there is no official OpenPGP
trust model.  Use "PGP" instead.
2003-05-01 21:37:08 +00:00
David Shaw
a01bda6abd * sign.c (do_sign): Show the hash used when making a signature in verbose
mode.

* tdbio.h, tdbio.c (tdbio_read_model): New function to return the trust
model used in a given trustdb.

* options.h, g10.c (main), trustdb.c (init_trustdb, check_trustdb,
update_trustdb): Use tdbio_read_model to implement an "auto" trust model
which is set via the trustdb.
2003-04-26 20:38:16 +00:00
David Shaw
33d6f711cc * tdbio.c (tdbio_set_dbname): Fix assertion failure with
non-fully-qualified trustdb names.
2003-01-12 15:46:17 +00:00
David Shaw
af6e3ef045 * packet.h, tdbio.h, tdbio.c (tdbio_read_record, tdbio_write_record),
trustdb.c (update_validity): Store temporary full & marginal counts in the
trustdb. (clear_validity, get_validity_counts): Return and clear temp
counts. (store_validation_status): Keep track of which keyids have been
stored. (validate_one_keyblock, validate_key_list): Use per-uid copies of
the full & marginal counts so they can be recalled for multiple levels.
(validate_keys): Only use unused keys for each new round.
(reset_unconnected_keys): Rename to reset_trust_records, and only skip
specifically excluded records.
2003-01-06 22:56:08 +00:00
David Shaw
eb9607707e * tdbio.c (tdbio_read_record, tdbio_write_record): Compact the
RECTYPE_TRUST records a bit.

* g10.c (main): Comment out --list-trust-path until it can be implemented.

* import.c (import_one): Warn when importing an Elgamal primary that this
may take some time (to verify self-sigs). (chk_self_sigs): Try and cache
all self-sigs so the keyblock is written to the keyring with a good rich
cache.

* keygen.c (ask_algo): Make the Elgamal sign+encrypt warning stronger, and
remove the RSA sign+encrypt warning.
2002-12-11 17:50:38 +00:00
David Shaw
60fce379da * trustdb.c (validate_keys): Show trust parameters when building trustdb,
and make sure that the version record update was successful.
(init_trustdb): If the current parameters aren't what was used for
building the trustdb, the trustdb is invalid.

* tbio.c (tdbio_db_matches_options): Update to work with new trustdbs.
2002-12-04 06:06:56 +00:00
David Shaw
3b7ca1faa5 * tdbio.h, tdbio.c (tdbio_read_record, tdbio_write_record): Store trust
model in the trustdb version record. (tdbio_update_version_record): New
function to update version record values during a trustdb check or update.
(tdbio_dump_record): Show trust model in dump.

* trustdb.c (validate_keys): Call tdbio_update_version_record on success
so that the correct options are stored in the trustdb.

* options.h: rearrange trust models so that CLASSIC is 0 and OPENPGP is 1.
2002-12-04 00:05:11 +00:00
David Shaw
7c3eee80ba * exec.c [__CYGWIN32__]: Keep cygwin separate from Mingw32; we don't need
it here as it behaves more like a Posix system. From Werner on stable
branch.

* passphrase.c (agent_get_passphrase): Ditto.  From Werner on stable
branch.

* tdbio.c (MY_O_BINARY): Need binary mode with Cygwin.  From Werner on
stable branch.

* g10.c, gpgv.c (main) [__CYGWIN32__]: Don't get the homedir from the
registry.  From Werner on stable branch.
2002-11-13 17:19:22 +00:00
David Shaw
809b8b031a * keyedit.c (print_and_check_one_sig, show_key_and_fingerprint,
menu_addrevoker), keylist.c (list_keyblock_print, print_fingerprint): Show
"T" or the trust depth for trust signatures, and add spaces to some
strings to make room for it.

* packet.h, parse-packet.c (dump_sig_subpkt, parse_one_sig_subpkt,
parse_signature): Parse trust signature values.

* tdbio.h, tdbio.c (tdbio_read_record, tdbio_write_record): Reserve a byte
for the minimum ownertrust value (for use with trust signatures).
2002-10-29 18:00:07 +00:00
Werner Koch
c5445cc323 * g10.c, options.h: Removed option --emulate-checksum-bug.
* misc.c (checksum_u16_nobug): Removed.
(checksum_u16): Removed the bug emulation.
(checksum_mpi): Ditto.
(checksum_mpi_counted_nbits): Removed and replaced all calls
with checksum_mpi.
* parse-packet.c (read_protected_v3_mpi): New.
(parse_key): Use it here to store it as an opaque MPI.
* seckey-cert.c (do_check): Changed the v3 unprotection to the new
why to store these keys.
(protect_secret_key): Likewise.
* build-packet.c (do_secret_key): And changed the writing.
2002-09-11 07:27:54 +00:00
David Shaw
c3f1100411 * tdbio.c (tdbio_set_dbname): Create new trustdbs with user-only
permissions.
2002-08-08 19:09:34 +00:00
David Shaw
fee7e35bae * keyedit.c (menu_revsig): Properly show a uid is revoked without
restarting gpg.  This is Debian bug 124219, though their supplied patch
will not do the right thing.

* main.h, tdbio.c (tdbio_set_dbname), misc.c (removed check_permissions),
keydb.c (keydb_add_resource), g10.c (main, check_permissions): Significant
reworking of the permission check mechanism.  The new behavior is to check
everything in the homedir by checking the homedir itself.  If the user
wants to put (possibly shared) keyrings outside the homedir, they are not
checked.  The options file and any extension files are checked wherever
they are, as well as their enclosing directories.  This is Debian bug
147760.
2002-08-07 15:53:15 +00:00
David Shaw
3f51f7db3d Update head to match stable 1.0 2002-06-29 13:46:34 +00:00
Werner Koch
92cd255508 See ChangeLog: Fri Jul 14 19:38:23 CEST 2000 Werner Koch 2000-07-14 17:34:53 +00:00
Werner Koch
baa30ad117 See ChangeLog: Thu Jan 27 18:00:44 CET 2000 Werner Koch 2000-01-27 16:50:45 +00:00
Werner Koch
0070faa0ff See ChangeLog: Mon Jan 24 13:04:28 CET 2000 Werner Koch 2000-01-24 11:55:49 +00:00
Werner Koch
4a3291c4db See ChangeLog: Mon Sep 6 19:59:08 CEST 1999 Werner Koch 1999-09-06 18:10:27 +00:00
Werner Koch
bd7298cf0d See ChangeLog: Wed Jul 7 13:23:40 CEST 1999 Werner Koch 1999-07-07 11:28:26 +00:00
Werner Koch
75ed03c960 See ChangeLog: Tue Jun 29 21:44:25 CEST 1999 Werner Koch 1999-06-29 19:50:54 +00:00
Werner Koch
080c9ca49f See ChangeLog: Sat Jun 26 12:15:59 CEST 1999 Werner Koch 1999-06-26 10:23:06 +00:00
Werner Koch
1feae2011c See ChangeLog: Sun Apr 18 10:11:28 CEST 1999 Werner Koch 1999-04-18 08:18:52 +00:00
Werner Koch
8d255ff264 See ChangeLog: Wed Mar 17 13:09:03 CET 1999 Werner Koch 1999-03-17 12:13:04 +00:00
Werner Koch
e95a22a6d2 See ChangeLog: Thu Mar 11 16:39:46 CET 1999 Werner Koch 1999-03-11 15:42:06 +00:00
Werner Koch
e1a1b3fc90 See ChangeLog: Tue Feb 16 14:10:02 CET 1999 Werner Koch 1999-02-16 13:16:33 +00:00
Werner Koch
6e5bc13878 See ChangeLog: Sat Feb 13 14:13:04 CET 1999 Werner Koch 1999-02-13 13:17:29 +00:00
Werner Koch
9a4f506a18 See ChangeLog: Wed Feb 10 17:15:39 CET 1999 Werner Koch 1999-02-10 16:22:40 +00:00
Werner Koch
7d0efec7cf See ChangeLog: Thu Jan 7 18:00:58 CET 1999 Werner Koch 1999-01-07 17:05:48 +00:00
Werner Koch
6e08b235cb See ChangeLog: Tue Dec 29 14:41:47 CET 1998 Werner Koch 1998-12-29 13:47:31 +00:00
Werner Koch
750d74333c See ChangeLog: Wed Dec 23 13:34:22 CET 1998 Werner Koch 1998-12-23 12:41:40 +00:00