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Commit Graph

1347 Commits

Author SHA1 Message Date
Werner Koch
022342e284
Silence unused variable or parameter warnings.
--
2015-11-27 18:32:26 +01:00
Neal H. Walfield
e9c16fee25 gpg: When comparing keyids, use the keyid, not the fingerprint's suffix.
* g10/keyedit.c (menu_select_key): Use spacep and hexdigitp instead of
inline tests.  Don't compare P to the suffix of the fingerprint.  If P
appears to be a keyid, do an exact compare against the keyid.  If it
appears to be a fingerprint, do an exact compare against the
fingerprint.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-24 13:03:24 +01:00
Neal H. Walfield
19362a8dd7 gpg: Reflow long texts.
* common/stringhelp.c (format_text): New function.
* common/t-stringhelp.c (stresc): New function.
(test_format_text): New function.  Test format_text.
* g10/tofu.c (get_trust): Use format_text to reflow long texts.
(show_statistics): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-23 22:23:38 +01:00
Neal H. Walfield
5b84b0d660 common: Extend utf8_charcount to include the string's length.
* common/stringhelp.c (utf8_charcount): Take additional parameter,
len.  Process at most LEN bytes.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-23 22:23:37 +01:00
Neal H. Walfield
b64b33bb80 gpg: Allow updating the expiration time of multiple subkeys at once.
* g10/keyedit.c (menu_expire): Allow updating the expiration time of
multiple subkeys at once.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1944
2015-11-23 12:16:33 +01:00
Neal H. Walfield
19f099463c gpg: Don't crash if key is not passed an argument.
* g10/keyedit.c (menu_select_key): Don't crash if P is NULL.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-23 11:21:24 +01:00
Neal H. Walfield
178af9c3f5 gpg: Fail if the search description passed to --gen-revoke is ambiguous.
* g10/revoke.c (gen_revoke): Error out if the search description is
ambiguous.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-20 13:00:19 +01:00
Neal H. Walfield
f8a65ac96b gpg: Refactor print_seckey_info.
* g10/keylist.c (print_seckey_info): Break formatting functionality
into...
(format_seckey_info): ... this new function.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-20 12:52:04 +01:00
Neal H. Walfield
46e128d44a gpg: Improve an error message.
* g10/revoke.c (gen_revoke): Provide a more descriptive error message
if searching for a key fails.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1987
2015-11-20 12:17:13 +01:00
Justus Winter
52f7f195b1 g10: Avoid undefined behavior.
* g10/trust.c (clean_one_uid): Avoid a computation involving an
uninitialized value.
--
Found using the Clang Static Analyzer.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-11-19 15:48:01 +01:00
Neal H. Walfield
0b86c7463c gpg: Allow selecting subkeys using a keyid.
* g10/keyedit.c (menu_select_key): Take an additional argument, p.
Update callers.  If P is a hex string, then assume that P is a key id
or fingerprint and select subkeys with matching key ids or
fingerprints.
* doc/gpg.texi: Update documentation for the key subcommand.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1423
Debian-bug-id: 610336
2015-11-17 21:23:16 +01:00
Neal H. Walfield
58e4a492e2 gpg: Change keydb_search to not return legacy keys.
* g10/keyring.c (keyring_search): Take new argument, ignore_legacy.
If set, skip any legacy keys.  Update callers.
* g10/keydb.c (keydb_search): Skip any legacy keys.
(keydb_search_first): Don't skip legacy keys.  Treat them
as an error.
(keydb_search_next): Likewise.
(keydb_search_fpr): Likewise.
* g10/export.c (do_export_stream): Likewise.
* g10/getkey.c (lookup): Likewise.
(have_secret_key_with_kid): Likewise.
* g10/keylist.c (list_all): Likewise.
(keyring_rebuild_cache): Likewise.
* g10/keyserver.c (keyidlist): Likewise.
* g10/trustdb.c (validate_key_list): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:53:05 +01:00
Neal H. Walfield
848726f5c0 gpg: Correctly handle an error.
* g10/keyring.c (keyring_search): If a compare function returns an
error, treat it as an error.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:53:04 +01:00
Neal H. Walfield
ad9befab12 gpg: Correctly handle keyblocks followed by legacy keys.
* g10/keyring.c (keyring_get_keyblock): If we encounter a legacy
packet after already having some non-legacy packets, then treat the
legacy packet as a keyblock boundary, not as part of the keyblock.
* g10/t-keydb-get-keyblock.c: New file.
* g10/t-keydb-get-keyblock.gpg: New file.
* g10/Makefile.am (EXTRA_DIST): Add t-keydb-get-keyblock.gpg.
(module_tests): Add t-keydb-get-keyblock.
(t_keydb_get_keyblock_SOURCES): New variable.
(t_keydb_get_keyblock_LDADD): Likewise.

--
Signed-off-by: Neal H. Walfield
GnuPG-bug-id: 2151
2015-11-17 14:53:03 +01:00
Neal H. Walfield
8f6099ac51 gpg: Add some debugging output.
--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:53:02 +01:00
Neal H. Walfield
11ec4785df gpg: Make debugging search descriptors easier.
* g10/keydb.c (dump_search_desc): Rename from this...
(keydb_search_desc_dump): ... to this.  Only process a single search
descriptor.  Improve output.  Don't mark as static.  Update callers.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:53:01 +01:00
Neal H. Walfield
a052c30d31 gpg: Add function format_keyid.
* g10/options.h (opt.keyid_format): Add new value KF_DEFAULT.
* g10/keyid.c (format_keyid): New function.
(keystr): Use it.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:53:00 +01:00
Neal H. Walfield
eae982ed6d gpg: Use a more appropriate error code.
* g10/gpg.c (check_user_ids): Return a more appropriate error code if
a user id is ambiguous.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-17 14:52:59 +01:00
Justus Winter
a9e0905342 Fix typos found using codespell.
* agent/cache.c: Fix typos.
* agent/call-pinentry.c: Likewise.
* agent/call-scd.c: Likewise.
* agent/command-ssh.c: Likewise.
* agent/command.c: Likewise.
* agent/divert-scd.c: Likewise.
* agent/findkey.c: Likewise.
* agent/gpg-agent.c: Likewise.
* agent/w32main.c: Likewise.
* common/argparse.c: Likewise.
* common/audit.c: Likewise.
* common/audit.h: Likewise.
* common/convert.c: Likewise.
* common/dotlock.c: Likewise.
* common/exechelp-posix.c: Likewise.
* common/exechelp-w32.c: Likewise.
* common/exechelp-w32ce.c: Likewise.
* common/exechelp.h: Likewise.
* common/helpfile.c: Likewise.
* common/i18n.h: Likewise.
* common/iobuf.c: Likewise.
* common/iobuf.h: Likewise.
* common/localename.c: Likewise.
* common/logging.c: Likewise.
* common/openpgp-oid.c: Likewise.
* common/session-env.c: Likewise.
* common/sexputil.c: Likewise.
* common/sysutils.c: Likewise.
* common/t-sexputil.c: Likewise.
* common/ttyio.c: Likewise.
* common/util.h: Likewise.
* dirmngr/cdblib.c: Likewise.
* dirmngr/certcache.c: Likewise.
* dirmngr/crlcache.c: Likewise.
* dirmngr/dirmngr-client.c: Likewise.
* dirmngr/dirmngr.c: Likewise.
* dirmngr/dirmngr_ldap.c: Likewise.
* dirmngr/dns-stuff.c: Likewise.
* dirmngr/http.c: Likewise.
* dirmngr/ks-engine-hkp.c: Likewise.
* dirmngr/ks-engine-ldap.c: Likewise.
* dirmngr/ldap-wrapper.c: Likewise.
* dirmngr/ldap.c: Likewise.
* dirmngr/misc.c: Likewise.
* dirmngr/ocsp.c: Likewise.
* dirmngr/validate.c: Likewise.
* g10/encrypt.c: Likewise.
* g10/getkey.c: Likewise.
* g10/gpg.c: Likewise.
* g10/gpgv.c: Likewise.
* g10/import.c: Likewise.
* g10/keydb.c: Likewise.
* g10/keydb.h: Likewise.
* g10/keygen.c: Likewise.
* g10/keyid.c: Likewise.
* g10/keylist.c: Likewise.
* g10/keyring.c: Likewise.
* g10/mainproc.c: Likewise.
* g10/misc.c: Likewise.
* g10/options.h: Likewise.
* g10/packet.h: Likewise.
* g10/parse-packet.c: Likewise.
* g10/pkclist.c: Likewise.
* g10/pkglue.c: Likewise.
* g10/plaintext.c: Likewise.
* g10/server.c: Likewise.
* g10/sig-check.c: Likewise.
* g10/sqlite.c: Likewise.
* g10/tdbio.c: Likewise.
* g10/test-stubs.c: Likewise.
* g10/tofu.c: Likewise.
* g10/trust.c: Likewise.
* g10/trustdb.c: Likewise.
* g13/create.c: Likewise.
* g13/mountinfo.c: Likewise.
* kbx/keybox-blob.c: Likewise.
* kbx/keybox-file.c: Likewise.
* kbx/keybox-init.c: Likewise.
* kbx/keybox-search-desc.h: Likewise.
* kbx/keybox-search.c: Likewise.
* kbx/keybox-update.c: Likewise.
* scd/apdu.c: Likewise.
* scd/app-openpgp.c: Likewise.
* scd/app-p15.c: Likewise.
* scd/app.c: Likewise.
* scd/ccid-driver.c: Likewise.
* scd/command.c: Likewise.
* scd/iso7816.c: Likewise.
* sm/base64.c: Likewise.
* sm/call-agent.c: Likewise.
* sm/call-dirmngr.c: Likewise.
* sm/certchain.c: Likewise.
* sm/gpgsm.c: Likewise.
* sm/import.c: Likewise.
* sm/keydb.c: Likewise.
* sm/minip12.c: Likewise.
* sm/qualified.c: Likewise.
* sm/server.c: Likewise.
* tools/gpg-check-pattern.c: Likewise.
* tools/gpgconf-comp.c: Likewise.
* tools/gpgkey2ssh.c: Likewise.
* tools/gpgparsemail.c: Likewise.
* tools/gpgtar.c: Likewise.
* tools/rfc822parse.c: Likewise.
* tools/symcryptrun.c: Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-11-17 12:50:22 +01:00
Neal H. Walfield
8e2bea22b0 gpg: Fix error checking and improve error reporting.
* g10/gpg.c (check_user_ids): Differentiate between a second result
and an error.  If the key specification is ambiguous or an error
occurs, set RC appropriately.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
Reported-by: Werner Koch <wk@gnupg.org>
Suggested-by: NIIBE Yutaka <gniibe@fsij.org>
2015-11-16 10:34:01 +01:00
Werner Koch
3689c2105a
gpg: Use only one fingerprint formatting function.
* g10/gpg.h (MAX_FORMATTED_FINGERPRINT_LEN): New.
* g10/keyid.c (hexfingerprint): Add optional args BUFFER and BUFLEN.
Change all callers.
(format_hexfingerprint): New.
* g10/keylist.c (print_fingerprint): Change to use hexfingerprint.
* g10/tofu.c (fingerprint_format): Remove.  Replace calls by
format_hexfingerprint.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-14 09:13:02 +01:00
Werner Koch
e7d7160ab7
gpg: Simplify the tofu interface by using the public key packet.
* g10/tofu.c (fingerprint_str): Remove.
(tofu_register): Take a public key instead of a fingerprint as arg.
Use hexfingerprint() to get a fpr from the PK.
(tofu_get_validity): Ditto.
(tofu_set_policy, tofu_get_policy): Simplify by using hexfingerprint.
* g10/trustdb.c (tdb_get_validity_core): Pass the primary key PK to
instead of the fingerprint to the tofu functions.
--

This change has the advantage that we are not bound to a specific
fingerprint length and will thus helps us to implement rfc4880bis.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-13 16:42:59 +01:00
Werner Koch
7de8376430
gpg: Make trusted-key override for Tofu robust against swapped tofu.db.
* g10/tofu.c (get_trust): For the UTK check lookup the key by
fingerprint.
--

Extracting the keyid form the fingerprint is not a good idea because
that only works for v4 keys.  It is also better to first read the key
and then extract the keyid from the actual available key.

The entire trusted-key stuff should be reworked to make use of
fingerprints.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-13 16:09:30 +01:00
Werner Koch
7e59fb21f7
gpg: Fix regression in --locate-keys (in 2.1.9).
* g10/getkey.c (getkey_ctx_s): Add field "extra_list".
(get_pubkey_byname): Store strings in the context.
(getkey_end): Free EXTRA_LIST.
--

This fixes a use-after-free bug.  It showed up with:

  gpg --auto-key-locate local --locate-key wk@gnupg.org

The key was shown but also all other following keys in the keyring.
Bisecting showed d47e84946e as culprit
but the actual cause was a part of:

Regression-due-to: b06f96ba4f
Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-13 12:57:54 +01:00
Werner Koch
2038adf16d
gpg: Print a new EXPORTED status line.
* common/status.h (STATUS_EXPORTED): New.
* g10/export.c (print_status_exported): New.
(do_export_stream): Call that function.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-12 17:02:18 +01:00
Werner Koch
e3c48335f9
gpg: Print export statistics to the status-fd.
* common/status.h (STATUS_EXPORT_RES): New.
* g10/main.h (export_stats_t): New.
* g10/export.c (export_stats_s): New.
(export_new_stats, export_release_stats): New.
(export_print_stats): New.
(export_pubkeys, export_seckeys, export_secsubkeys)
(export_pubkey_buffer, do_export): Add arg "stats".
(do_export_stream): Add arg stats and update it.
* g10/gpg.c (main) <aExport, aExportSecret, aExportSecretSub>: Create,
pass, and print a stats object to the export function calls.

* g10/export.c (export_pubkeys_stream): Remove unused function.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-12 16:44:00 +01:00
Neal H. Walfield
7546e81879 gpg: Fix cache consistency problem.
g10/keyring.c (keyring_search): Only mark the cache as completely
filled if we start the scan from the beginning of the keyring.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
Reported-by: NIIBE Yutaka <gniibe@fsij.org>

A new feature (e8c53fc) turned up a bug whereby checking if a search
term matches multiple keys in the keyring causes the cache to be
inconsistent.

When we look for a key on the keyring, we iterate over each of the
keyblocks starting with the keyblock following the last result.  For
each keyblock, we iterate over the public key and any subkeys.  As we
iterate over each key, we first insert it into the cache and then
check if the key matches.  If so, we are done.

In pseudo code:

  for (i = last_result + 1; i < num_records; i ++)
    keyblock = get_keyblock (i)
    for (j = 1; j < len(keyblock); j ++)
      key = keyblock[j]
      update_cache (key)
      if (compare (key, search_terms))
        return ok
  cache_filled = true
  return ENOFOUND

When we look for the next match, we start with the following keyblock.
The result is that any subkeys following the key that matched are not
added to the cache (in other words, when a keyblock matches, the inner
loop did not necessarily complete and the subsequent search doesn't
resume it).

This patch includes a straightforward fix: only indicate the cache as
complete if we started the scan from the beginning of the keyring and
really didn't find anything.
2015-11-11 18:32:16 +01:00
Neal H. Walfield
67c701d1e5 gpg: Default to the the PGP trust model.
* g10/trustdb.c (init_trustdb): If we can't read the trust model from
the trust DB, default to TM_PGP, not TM_TOFU_PGP.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-10 08:05:17 +01:00
Neal H. Walfield
951f277b6b gpg: Default to the flat TOFU DB format.
* g10/tofu.c (opendbs): If the TOFU DB format is set to auto and there
is no TOFU DB, default to the flat format.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-10 08:03:57 +01:00
NIIBE Yutaka
bce0e3f71d scd: Add reder information to --card-status.
* g10/call-agent.h, g10/call-agent.c (agent_release_card_info)
g10/card-util.c (card_status): Add READER.
* scd/apdu.c (close_ccid_reader, open_ccid_reader): Handle RDRNAME.
(apdu_get_reader_name): New.
* scd/ccid-driver.c (ccid_open_reader): Add argument to RDRNAME_P.
* scd/command.c (cmd_learn): Return READER information.
2015-11-09 16:15:44 +09:00
Werner Koch
2242658efe
gpg: Avoid new strings.
* g10/decrypt-data.c (decrypt_data): Use already translated strings.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-06 13:29:01 +01:00
Neal H. Walfield
28e198201e gpg: Fix formatting string.
* g10/decrypt-data.c (decrypt_data): Fix formatting string.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-06 13:16:38 +01:00
Neal H. Walfield
a74aeb5dae gpg: Add new option --only-sign-text-ids.
* g10/options.h (opt): Add field only_sign_text_ids.
* g10/gpg.c (enum cmd_and_opt_values): Add value oOnlySignTextIDs.
(opts): Handle oOnlySignTextIDs.
(main): Likewise.
* g10/keyedit.c (sign_uids): If OPT.ONLY_SIGN_TEXT_IDS is set, don't
select non-text based IDs automatically.
(keyedit_menu): Adapt the prompt asking to sign all user ids according
to OPT.ONLY_SIGN_TEXT_IDS.
* doc/gpg.texi: Document the new option --only-sign-text-ids.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1241
Debian-bug-id: 569702
2015-11-06 13:16:37 +01:00
Neal H. Walfield
e8c53fca95 gpg: Check for ambiguous or non-matching key specs.
* g10/gpg.c (check_user_ids): New function.
(main): Check that any user id specifications passed to --local-user
and --remote-user correspond to exactly 1 user.  Check that any user
id specifications passed to --default-key correspond to at most 1
user.  Warn if any user id specifications passed to --local-user or
--default-user are possible ambiguous (are not specified by long keyid
or fingerprint).
* g10/getkey.c (parse_def_secret_key): Don't warn about possible
ambiguous key descriptions here.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1128
Debian-debug-id: 544490
2015-11-06 12:04:35 +01:00
Neal H. Walfield
a958ffd148 gpg: Indicate which characters are invalid.
* g10/keygen.c (ask_user_id): Indicate which characters are invalid.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1143
2015-11-05 14:31:58 +01:00
Neal H. Walfield
ec409e62ae gpg: Add support for unwrapping the outer level of encryption.
* g10/decrypt-data.c (decrypt_data): If OPT.UNWRAP_ENCRYPTION is set,
copy the data to the output file instead of continuing to process it.
* g10/gpg.c (enum cmd_and_opt_values): Add new value oUnwrap.
(opts): Handle oUnwrap.
(main): Likewise.
* g10/options.h (opt): Add field unwrap_encryption.
* g10/plaintext.c (handle_plaintext): Break the output file selection
functionality into ...
(get_output_file): ... this new function.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1060
Debian-bug-id: 282061
2015-11-05 14:16:33 +01:00
Neal H. Walfield
6897bbf1aa gpg: Print a better error message for --multifile --sign --encrypt.
* g10/gpg.c (main): Print a better error message for --multifile
--sign --encrypt.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 1009
2015-11-04 13:27:49 +01:00
Neal H. Walfield
de9b234015 gpg: Add --encrypt-to-default-key.
* g10/getkey.c (parse_def_secret_key): Drop the static qualifier and
export the function.
* g10/gpg.c (enum cmd_and_opt_values): Add value oEncryptToDefaultKey.
(opts): Handle oEncryptToDefaultKey.
(main): Likewise.
* g10/options.h (opt): Add field encrypt_to_default_key.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
GnuPG-bug-id: 807
2015-11-04 13:19:54 +01:00
Neal H. Walfield
e16d7168c5 gpg: Allow multiple --default-key options. Take the last available key.
* g10/getkey.c (parse_def_secret_key): New function.
(get_seckey_default): Add parameter ctrl.  Update callers.  Use
parse_def_secret_key to get the default secret key, if any.
(getkey_byname): Likewise.
(enum_secret_keys): Likewise.
* g10/options.h (opt): Change def_secret_key's type from a char * to a
strlist_t.
* g10/gpg.c (main): When processing --default-key, add the key to
OPT.DEF_SECRET_KEY.
* g10/gpgv.c (get_session_key): Add parameter ctrl.  Update callers.
* g10/mainproc.c (proc_pubkey_enc): Likewise.
(do_proc_packets): Likewise.
* g10/pkclist.c (default_recipient): Likewise.
* g10/pubkey-enc.c (get_session_key): Likewise.
* g10/sign.c (clearsign_file): Likewise.
(sign_symencrypt_file): Likewise.
* g10/skclist.c (build_sk_list): Likewise.
* g10/test-stubs.c (get_session_key): Likewise.

--
Signed-off-by: Neal H. Walield <neal@g10code.com>
GnuPG-bug-id: 806
2015-11-04 13:19:52 +01:00
Werner Koch
44ad9f29d4
gpg: Change out of core error message.
* g10/tofu.c (fingerprint_str): Die with the error code returned by
the failed function.
(time_ago_str): Ditto.  Do not make a comma translatable.
(fingerprint_format): Use "%zu" for a size_t.
--

Also wrapped some long strings.

In general we should not use log_fatal or use xmalloc functions but
properly return an error code and use xtrymalloc like functions.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-03 23:20:46 +01:00
Werner Koch
62b8cd5495
gpg: Make translation easier.
* g10/import.c (import_secret_one): Split info string for easier
translation.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-03 20:44:14 +01:00
Neal H. Walfield
621afac37e gpg: Also show when the most recently signed message was observed.
* g10/tofu.c (show_statistics): Also show when the most recently
signed message was observed.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>.
Suggested-by: MFPA <2014-667rhzu3dc-lists-groups@riseup.net>
2015-11-03 16:33:01 +01:00
Neal H. Walfield
3632611229 gpg: Split a utility function out of a large function.
* g10/tofu.c (show_statistics): Break the time delta to string code
into...
(time_ago_str): ... this new function.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-03 16:33:00 +01:00
Neal H. Walfield
c8ef9f9a64 gpg: Fix message formatting.
* g10/tofu.c (get_trust): Fix message formatting.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-03 16:33:00 +01:00
Neal H. Walfield
8ae3946d28 gpg: Don't store formatting fingerprints in the TOFU DB.
* g10/tofu.c (fingerprint_pp): Split this function into...
(fingerprint_str): ... this function...
(fingerprint_format): ... and this function.
(record_binding): Store the unformatted fingerprint in the DB.  Only
use the formatting fingerprint when displaying a message to the user.
(get_trust): Likewise.
(show_statistics): Likewise.
(tofu_register): Likewise.
(tofu_get_validity): Likewise.
(tofu_set_policy): Likewise.
(tofu_get_policy): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-11-03 16:32:59 +01:00
NIIBE Yutaka
06f3eadb22 g10: notify a user when importing stub is skipped.
* g10/import.c (transfer_secret_keys): Return GPG_ERR_NOT_PROCESSED
when stub_key_skipped.
(import_secret_one): Notify a user, suggesting --card-status.

--

Migration to 2.1 might be confusing with smartcard.  With this patch,
a user can learn to run gpg ---card-status.

Thanks to intrigeri for the report.

Debian-bug-id: 795881
2015-11-02 14:33:38 +09:00
Neal H. Walfield
18cd09246f gpg: Consider newlines to be whitespace in an SQL statement.
* g10/sqlite.c (sqlite3_stepx): When making sure that there is no
second SQL statement, ignore newlines.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-31 01:50:51 +01:00
Werner Koch
5aadb4b62d
common: Add separate header for zb32.c.
* common/util.h (zb32_encode): Move prototype to ...
* common/zb32.h: new.  Include this for all callers of zb32_encode.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-30 12:33:40 +01:00
Neal H. Walfield
641df615da gpg: Display the correct error message.
* g10/trustdb.c (validate_keys): If tdbio_update_version_record fails,
RC does not contain the error code.  Save the error code in rc2 and
use that.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:42 +01:00
Neal H. Walfield
d68bdc553a gpg: Eliminate a memory leak.
* g10/trustdb.c (validate_key_list): Don't leak the keyblocks on
failure.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:41 +01:00
Neal H. Walfield
ef052591ba gpg: Remove unused prototype.
g10/keyring.h (keyring_locate_writable): Remove unused prototype.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:41 +01:00
Neal H. Walfield
89eee5f6b7 gpg: Eliminate a memory leak.
* g10/gpg.c (main): Don't leak OPT.DEF_RECIPIENT.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:40 +01:00
Neal H. Walfield
99c84b49b7 gpg: Fix keyring support.
* g10/keydb.c (keydb_rebuild_caches): Only mark the cached as prepared
if it is actually prepared, which it only is if the resource is a
keybox.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:39 +01:00
Neal H. Walfield
421827424f gpg: Change sqlite3_stepx to pass the sqlite3_stmt * to the callback.
* g10/sqlite.h (enum sqlite_arg_type): Add SQLITE_ARG_BLOB.
(sqlite3_stepx_callback): New declaration.
(sqlite3_stepx): Change the callback's type to sqlite3_stepx_callback,
which passes an additional parameter, the sqlite3_stmt *.  Update
users.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:39 +01:00
Neal H. Walfield
351f4213e1 gpg: Move sqlite helper functions into their own file.
* g10/tofu.c (sqlite3_exec_printf): Move from here...
* g10/sqlite.c (sqlite3_exec_printf): ... to this new file.  Don't
mark as static.
* g10/tofu.c (sqlite3_stepx): Move from here...
* g10/sqlite.c (sqlite3_stepx): ... to this new file.  Don't
mark as static.
* g10/tofu.c (enum sqlite_arg_type): Move from here...
* g10/sqlite.h (enum sqlite_arg_type): ... to this new file.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-29 10:10:38 +01:00
Werner Koch
a6c2c09843
gpg: Do not call an extra get_validity if no-show-uid-validity is used.
* g10/mainproc.c (check_sig_and_print): Do not call the informational
get_validity if we are not going to use it.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-26 20:36:16 +01:00
Daniel Kahn Gillmor
91015d021b
gpg: Ensure all weak digest rejection notices are shown
* g10/main.h: Add rejection_shown flag to each weakhash struct
* g10/misc.c (print_digest_algo_note, additional_weak_digest): Do not
treat MD5 separately; (print_digest_rejected_note): Use
weakhash.rejection_shown instead of static shown.
* g10/options.h (opt): Change from additional_weak_digests to
weak_digests.
* g10/sig-check.c: Do not treat MD5 separately.
* g10/gpg.c (main): Explicitly set MD5 as weak.
* g10/gpgv.c (main): Explicitly set MD5 as weak.

--

Previously, only one weak digest rejection message was shown, of
whichever was the first type encountered.  This meant that if "gpg
--weak-digest SHA224" encountered both an MD5 digest and a SHA224
digest, it would only show the user that the MD5 digest was rejected.

In order to let the user know which algorithms were rejected, we
needed to move the "shown" flag into a per-weak-algorithm location.
Given this additional complication, it made no sense to continue to
treat MD5 specially, so it is added as a default weak algorithm in the
same opt.weak_digests data structure as any other.

Signed-Off-By: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2015-10-26 16:56:56 +01:00
Werner Koch
0d37a40fc3
w32: Make it build again if Tofu support is not available.
* g10/keylist.c (public_key_list) [!USE_TOFU]: Do not call tofu
functions.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-26 16:38:41 +01:00
Werner Koch
68100b4a0b
dirmngr: Add example Tor hidden service.
--
2015-10-26 16:34:19 +01:00
Neal H. Walfield
c18fb0d99b gpg: Make sure we only have a single SQL statement.
* g10/tofu.c (sqlite3_stepx): Make sure SQL only contains a single SQL
statement.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-26 13:41:59 +01:00
Neal H. Walfield
5b0ed7674d gpg: When the TOFU DB is in batch mode, periodically drop the locks.
* g10/tofu.c: Include <sched.h>.
(batch_update_started): New variable.
(begin_transaction): If we've been in batch mode for a while, then
commit any extant batch transactions.
(tofu_begin_batch_update): If we are not in batch mode, initialize
batch_update_started.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-26 13:41:59 +01:00
Neal H. Walfield
7f65e84ac0 gpg: Provide an interface to patch TOFU updates.
* g10/tofu.c (struct db): Rename begin_transaction to savepoint_batch.
Rename end_transaction to savepoint_batch_commit.  Update users.
Remove field rollback.  Add fields savepoint_inner and
savepoint_inner_commit.  Add field batch_update.
(dump_cache): New function.
(batch_update): New variable.
(begin_transaction). New function.
(end_transaction): New function.
(rollback_transaction): New function.
(tofu_begin_batch_update): New function.
(tofu_end_batch_update): New function.
(closedb): End any pending batch transaction.
(closedbs): Assert that none of the DBs have a started batch
transaction if we not in batch mode.
(record_binding): Use the begin_transaction, end_transaction and
rollback_transaction functions instead of including the SQL inline.
Also start a batch mode transaction if we are using the flat format.
(tofu_register): Use the begin_transaction, end_transaction and
rollback_transaction functions instead of including the SQL inline.
* g10/gpgv.c (tofu_begin_batch_update): New function.
(tofu_end_batch_update): New function.
* g10/test-stubs.c (tofu_begin_batch_update): New function.
(tofu_end_batch_update): New function.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-23 17:38:17 +02:00
Neal H. Walfield
297cf8660c gpg: Cache prepared SQL queries and open DB connections.
* g10/tofu.c: Include <stdarg.h>.
(prepares_saved) [DEBUG_TOFU_CACHE]: New variable.
(queries) [DEBUG_TOFU_CACHE]: New variable.
(struct db): Add fields prevp, begin_transaction, end_transaction,
rollback, record_binding_get_old_policy, record_binding_update,
record_binding_update2, get_policy_select_policy_and_conflict,
get_trust_bindings_with_this_email, get_trust_gather_other_user_ids,
get_trust_gather_other_keys, register_already_seen, and
register_insert.
[DEBUG_TOFU_CACHE]: Add field hits.
(STRINGIFY): New macro.
(STRINGIFY2): New macro.
(enum sqlite_arg_type): New enum.
(sqlite3_stepx): New function.
(combined_db): Remove variable.
(opendb): Don't cache the combined db.
(struct dbs): New struct.  Update users to use this as the head of the
local DB list rather than overloading struct db.
(unlink_db): New function.
(link_db): New function.
(db_cache): New variable.
(db_cache_count): New variable.
(DB_CACHE_ENTRIES): Define.
(getdb): If the dbs specific cache doesn't include the DB, look at
DB_CACHE.  Only if that also doesn't include the DB open the
corresponding DB.
(closedb): New function.
(opendbs): Don't open the combined DB.  Just return an initialized
struct dbs.
(closedbs): Don't close the dbs specific dbs.  Attach them to the
front of DB_CACHE.  If DB_CACHE contains more than DB_CACHE_ENTRIES,
close enough dbs from the end of the DB_CACHE list such that DB_CACHE
only contains DB_CACHE_ENTRIES.  Don't directly close the dbs, instead
use the new closedb function.
[DEBUG_TOFU_CACHE]: Print out some statistics.
(record_binding): Use sqlite3_stepx instead of sqlite3_exec or
sqlite3_exec_printf.
(get_policy): Likewise.
(get_trust): Likewise.
(tofu_register): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-23 17:38:16 +02:00
Neal H. Walfield
cd879d4bd6 gpg: Return the DBs meta-handle rather than the sqlite3 handle.
* g10/tofu.c (getdb): Return a struct db * instead of an sqlite *.
Update users.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-23 17:38:15 +02:00
Neal H. Walfield
3c4c89cc35 gpg: Use the proper type.
* g10/options.h: Include "tofu.h".
(opt.tofu_default_policy): Change type to enum tofu_policy.
* g10/gpgv.c (enum tofu_policy): Don't redeclare.
* g10/test-stubs.c (enum tofu_policy): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-23 17:38:15 +02:00
Werner Koch
41bb01ae79
Move SRV RR code from common/ to dirmngr/.
* common/srv.c: Merge into dirmngr/dns-stuff.c.  Delete file.
* common/srv.h: Merge into dirmngr/dns-stuff.h.  Delete file.
* common/Makefile.am (common_sources): Remove srv.c and srv.h.
* g10/keyserver.c: Do not include srv.h.  The code using it is anyway
disabled.
* dirmngr/http.c: Remove header srv.h and stubs.
* dirmngr/t-dns-stuff.c: Add option --srv.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-22 09:22:41 +02:00
Werner Koch
03e230f0ea
gpg: Add a new OpenPGP card vendor.
--
2015-10-21 18:23:25 +02:00
Werner Koch
9ffcb77e25
Change capitalization of TOR to Tor.
--
2015-10-21 18:14:24 +02:00
Neal H. Walfield
9afeb4cca1 gpg: If the saved trust model is unknown, default to tofu+pgp.
* g10/trustdb.c (init_trustdb): If the saved trust model is unknown,
default to tofu+pgp instead of pgp.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-21 13:45:50 +02:00
Neal H. Walfield
8c3b7915d6 gpg: Don't accidentally free UTK_LIST.
* g10/trustdb.c (validate_keys): Don't free UTK_LIST.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-21 13:45:49 +02:00
Neal H. Walfield
cbaca254ac gpg: When evaluating trust reg exps, treat tofu+pgp like pgp.
* g10/trustdb.c (validate_one_keyblock): When checking trust regular
expressions, treat the tofu+pgp trust model the same as the pgp trust
model.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-21 13:45:49 +02:00
Neal H. Walfield
df57390d68 gpg: If a key is ultimate trusted, return that in the tofu model.
* g10/tofu.c (get_trust): If the policy is auto or none, check if the
key is ultimately trusted.  If so, return that.
(tofu_register): If the key is ultimately trusted, don't show any
statistics.
(tofu_get_validity): Likewise.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
Suggested-by: Andre Heinecke <aheinecke@intevation.de>
2015-10-21 13:45:48 +02:00
Neal H. Walfield
d05ff81732 gpg: Keep the trust DB up to date for the tofu and tofu+pgp models.
* g10/trustdb.c (init_trustdb): Recognize tofu and tofu+pgp as
possibly saved trust models.  Also register the ultimately trusted
keys if the trust model is tofu or tofu+pgp.
(check_trustdb): Don't skip if the trust model is tofu or tofu+pgp.
(update_trustdb): Likewise.
(tdb_check_trustdb_stale): Likewise.
(validate_keys): If the trust model is TOFU, just write out the
ultimately trusted keys.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-21 13:45:48 +02:00
Neal H. Walfield
243f90afba gpg: Factor out code into a standalone function.
* g10/trustdb.c (tdb_keyid_is_utk): New function.
(add_utk): Use it.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-21 13:45:47 +02:00
Neal H. Walfield
85bd7d9491 gpg: Make the tofu DB check and initialization atomic.
* g10/tofu.c (initdb): Make the version check and the database
initialization atomic.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
Co-authored-by: Andre Heinecke <aheinecke@intevation.de>
2015-10-21 13:45:45 +02:00
Werner Koch
734c61dc9d
build: Allow building without SQLlite support.
* configure.ac: Add option --dsiable-tofu and --disable-sqlite.
(NEED_SQLITE_VERSION): New var.
(USE_TOFU): New ac_define and am_conditional.
* autogen.sh (build-w32): Add PKG_CONFIG_LIBDIR to configure so that
pkg-config find the correct .pc file.

* g10/Makefile.am (tofu_source): New.  Build only if enabled.
* g10/gpg.c (parse_trust_model)[!USE_TOFU]: Disable tofu models.
(parse_tofu_policy)[!USE_TOFU]: Disable all.
(parse_tofu_db_format)[!USE_TOFU]: Disable all.
(main) <aTOFUPolicy>[!USE_TOFU]: Skip.
* g10/keyedit.c (show_key_with_all_names_colon)[!USE_TOFU]: Do not
call tofu functions.
* g10/keylist.c (list_keyblock_colon)[!USE_TOFU]: Ditto.
* g10/trustdb.c (tdb_get_validity_core)[!USE_TOFU]: Skip tofu
processing.
--

This allows to build a minimal version of GnuPG.  It is also currently
required to build for Windows.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-20 17:32:23 +02:00
Neal H. Walfield
26d457c218 gpg: Don't die immediately if the TOFU DB is locked.
* g10/tofu.c (opendb): Don't die immediately if the DB is locked.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 15:12:23 +02:00
Neal H. Walfield
bc9ff6c85e gpg: Improve output.
* g10/tofu.c (get_trust): Also show the binding when indicating a
conflict occurred.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 14:53:29 +02:00
Neal H. Walfield
251c070f91 gpg: Synchronize translation template.
* g10/tofu.c (show_statistics): Synchronize translation template.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 14:52:39 +02:00
Neal H. Walfield
d3eca51774 gpg: When showing conflicts, also show bindings with no recorded sigs.
* g10/tofu.c (signature_stats_collect_cb): If the time_ago column is
NULL, then both time_ago and count should be 0.
(get_trust): Reverse the direction of the join so that we also get
statistics about bindings without any signatures.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 14:50:21 +02:00
Neal H. Walfield
445f94bc81 gpg: Improve text.
* g10/tofu.c (show_statistics): Improve text.

--
Signed-off-by: Neal H. Walfield <neal@walfield.org>
Suggested-by: Malte <malte@wk3.org>
2015-10-20 13:42:20 +02:00
Neal H. Walfield
4957e32367 gpg: Use the right variable to display the information.
* g10/tofu.c (get_trust): Use the right variable to display the
conflicting key.

--
Signed-off-by: Neal H. Walfield <neal@walfield.org>
Reported-by: Andre Heinecke <aheinecke@intevation.de>
2015-10-20 13:40:37 +02:00
Neal H. Walfield
eb8a0b051f gpg: Make failing to create a directory a soft error.
* g10/tofu.c (getdb): Don't exit if we can't create the directory.
Just return an error.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 13:15:19 +02:00
Neal H. Walfield
d1a0b520b1 gpg: Remove unused prototype digest_algo_from_sig.
* g10/packet.h (digest_algo_from_sig): Remove prototype without a
corresponding implementation.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-20 10:21:40 +02:00
Neal H. Walfield
c37621166e gpg: Fix --desig-revoke.
* g10/revoke.c (gen_desig_revoke): Add additional parameter ctrl.
Check that the secret key is available.  If not, display an error
message.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
Regression-due-to: 8459bcf9
2015-10-19 20:11:03 +02:00
Neal H. Walfield
a608ee750d gpg: Improve function documentation and some comments.
* g10/main.h: Improve function documentation.
* g10/packet.h.h: Improve function documentation.
* g10/sig-check.c: Improve function documentation and some comments.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 20:11:02 +02:00
Neal H. Walfield
0433e66702 gpg: Improve and regularize naming of signature checking functions.
* g10/packet.h (signature_check): Rename from this...
(check_signature): ... to this.  Update users.
(signature_check2): Rename from this...
(check_signature2): ... to this.  Update users.
* g10/sig-check.c (do_check): Rename from this...
(check_signature_end): ... to this.  Update users.
(do_check_messages): Rename from this...
(check_signature_metadata_validity): ... to this.  Update users.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 20:11:01 +02:00
Neal H. Walfield
547a1b3fb8 gpg: Mark local function as static.
* g10/tdbio.c (put_record_into_cache): Mark as static.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 20:11:00 +02:00
Daniel Kahn Gillmor
b98939812a
gpg: Print warning when rejecting weak digests
* g10/misc.c (print_md5_rejected_note): Rename to ..
(print_digest_rejected_note): this.  Parameterize function to take an
enum gcry_md_algos.
* g10/sig-check.c: Use print_digest_rejected_note() when rejecting
signatures.

--

76afaed65e allowed extra --weak-digests,
but removed the one call to print_md5_rejected_note().  This replaces
and generalizes that warning.

Signed-Off-By: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2015-10-19 17:33:07 +02:00
Daniel Kahn Gillmor
76afaed65e
gpg: Add option --weak-digest to gpg and gpgv.
* g10/options.h: Add additional_weak_digests linked list to opts.
* g10/main.h: Declare weakhash linked list struct and
additional_weak_digest() function to insert newly-declared weak
digests into opts.
* g10/misc.c: (additional_weak_digest): New function.
(print_digest_algo_note): Check for deprecated digests; use proper
gcry_md_algos type.
* g10/sig-check.c: (do_check): Reject weak digests in addition to MD5.
* g10/gpg.c: Add --weak-digest option to gpg.
* doc/gpg.texi: Document gpg --weak-digest option.
* g10/gpgv.c: Add --weak-digest option to gpgv.
* doc/gpgv.texi: Document gpgv --weak-digest option.

--
gpg and gpgv treat signatures made over MD5 as unreliable, unless the
user supplies --allow-weak-digests to gpg.  Signatures over any other
digest are considered acceptable.

Despite SHA-1 being a mandatory-to-implement digest algorithm in RFC
4880, the collision-resistance of SHA-1 is weaker than anyone would
like it to be.

Some operators of high-value targets that depend on OpenPGP signatures
may wish to require their signers to use a stronger digest algorithm
than SHA1, even if the OpenPGP ecosystem at large cannot deprecate
SHA1 entirely today.

This changeset adds a new "--weak-digest DIGEST" option for both gpg
and gpgv, which makes it straightforward for anyone to treat any
signature or certification made over the specified digest as
unreliable.

This option can be supplied multiple times if the operator wishes to
deprecate multiple digest algorithms, and will be ignored completely
if the operator supplies --allow-weak-digests (as before).

MD5 is still always considered weak, regardless of any further
--weak-digest options supplied.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>

Capitialized some comments, shorted a line in do_check, and changed
subject to name the option.  -wk
2015-10-19 14:24:27 +02:00
Neal H. Walfield
253afa2444 gpg: Fix formatting.
* g10/tofu.c (get_trust): Fix formatting.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 10:36:21 +02:00
Neal H. Walfield
e56a116f9a gpg: Don't forget to free some memory.
* g10/tofu.c (tofu_register): Free SIG_DIGEST before returning.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 10:35:38 +02:00
Neal H. Walfield
55d8845465 gpg: If a conflict occurs in batch mode, record that.
* g10/tofu.c (get_trust): If a conflict occurs when MAY_ASK is false,
set conflict to the key.  When prompting the user, don't show the
conflicting key if the conflicting key is the current key.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-10-19 10:34:15 +02:00
Werner Koch
c2c4007148
gpg: Silence two more warnings.
* g10/trustdb.c (tdb_get_validity_core): Silence a warning.
* g10/tofu.c (tofu_register): Move SIG_DIGEST computation to the top
so that it is not uninitialized in case of an early error.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-18 20:17:24 +02:00
Werner Koch
558bcd43ae
gpg: Fix harmless compiler warnings.
* g10/tofu.h (_tofu_GET_POLICY_ERROR): New.  This avoids warnings
about undefined enum values in a switch.
* g10/trustdb.h (_tofu_GET_TRUST_ERROR): New.
* g10/tofu.c (TIME_AGO_FUTURE_IGNORE): Move to the top.
(opendbs): Avoid compiler warning (use braces).
(GET_POLICY_ERROR): Replace define by enum _tofu_GET_POLICY_ERROR.
(get_policy): Remove assert.
(GET_TRUST_ERROR): Replace by _tofu_GET_TRUST_ERROR macro.
(show_statistics): Undef MIN_SECS et al. after use.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-18 20:08:38 +02:00
Neal H. Walfield
128a456e77 g10: Fix assert.
* g10/tofu.c (get_trust): Fix assert.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>.
2015-10-18 19:08:18 +02:00
Neal H. Walfield
f77913e0ff g10: Add TOFU support.
* configure.ac: Check for sqlite3.
(SQLITE3_CFLAGS): AC_SUBST it.
(SQLITE3_LIBS): Likewise.
* g10/Makefile.am (AM_CFLAGS): Add $(SQLITE3_CFLAGS).
(gpg2_SOURCES): Add tofu.h and tofu.c.
(gpg2_LDADD): Add $(SQLITE3_LIBS).
* g10/tofu.c: New file.
* g10/tofu.h: New file.
* g10/options.h (trust_model): Define TM_TOFU and TM_TOFU_PGP.
(tofu_db_format): Define.
* g10/packet.h (PKT_signature): Add fields digest and digest_len.
* g10/gpg.c: Include "tofu.h".
(cmd_and_opt_values): Declare aTOFUPolicy, oTOFUDefaultPolicy,
oTOFUDBFormat.
(opts): Add them.
(parse_trust_model): Recognize the tofu and tofu+pgp trust models.
(parse_tofu_policy): New function.
(parse_tofu_db_format): New function.
(main): Initialize opt.tofu_default_policy and opt.tofu_db_format.
Handle aTOFUPolicy, oTOFUDefaultPolicy and oTOFUDBFormat.
* g10/mainproc.c (do_check_sig): If the signature is good, copy the
hash to SIG->DIGEST and set SIG->DIGEST_LEN appropriately.
* g10/trustdb.h (get_validity): Add arguments sig and may_ask.  Update
callers.
(tdb_get_validity_core): Add arguments sig and may_ask.  Update
callers.
* g10/trust.c (get_validity) Add arguments sig and may_ask.  Pass them
to tdb_get_validity_core.
* g10/trustdb.c: Include "tofu.h".
(trust_model_string): Handle TM_TOFU and TM_TOFU_PGP.
(tdb_get_validity_core): Add arguments sig and may_ask.  If
OPT.TRUST_MODEL is TM_TOFU or TM_TOFU_PGP, compute the TOFU trust
level.  Combine it with the computed PGP trust level, if appropriate.
* g10/keyedit.c: Include "tofu.h".
(show_key_with_all_names_colon): If the trust mode is tofu or
tofu+pgp, then show the trust policy.
* g10/keylist.c: Include "tofu.h".
(public_key_list): Also show the PGP stats if the trust model is
TM_TOFU_PGP.
(list_keyblock_colon): If the trust mode is tofu or
tofu+pgp, then show the trust policy.
* g10/pkclist.c: Include "tofu.h".
* g10/gpgv.c (get_validity): Add arguments sig and may_ask.
(enum tofu_policy): Define.
(tofu_get_policy): New stub.
(tofu_policy_str): Likewise.
* g10/test-stubs.c (get_validity): Add arguments sig and may_ask.
(enum tofu_policy): Define.
(tofu_get_policy): New stub.
(tofu_policy_str): Likewise.
* doc/DETAILS: Describe the TOFU Policy field.
* doc/gpg.texi: Document --tofu-set-policy, --trust-model=tofu,
--trust-model=tofu+pgp, --tofu-default-policy and --tofu-db-format.
* tests/openpgp/Makefile.am (TESTS): Add tofu.test.
(TEST_FILES): Add tofu-keys.asc, tofu-keys-secret.asc,
tofu-2183839A-1.txt, tofu-BC15C85A-1.txt and tofu-EE37CF96-1.txt.
(CLEANFILES): Add tofu.db.
(clean-local): Add tofu.d.
* tests/openpgp/tofu.test: New file.
* tests/openpgp/tofu-2183839A-1.txt: New file.
* tests/openpgp/tofu-BC15C85A-1.txt: New file.
* tests/openpgp/tofu-EE37CF96-1.txt: New file.
* tests/openpgp/tofu-keys.asc: New file.
* tests/openpgp/tofu-keys-secret.asc: New file.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>.
2015-10-18 18:45:40 +02:00
Werner Koch
4584125802
gpg: Try hard to use MDC also for sign+symenc.
* g10/encrypt.c (use_mdc): Make it a global func.
* g10/sign.c (sign_symencrypt_file): Use that function to decide
whether to use an MDC.
* tests/openpgp/conventional-mdc.test: Add a simple test case.
--

We used --force-mdc in sign+symenc mode (-cs) only with --force-mdc.
That broke our assumption from commit 625e292 (GnuPG 2.1.9) that all
uses of modern ciphers are using MDC.

Reported-by: Ben Kibbey <bjk@luxsci.net>
Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-12 09:31:44 +02:00
Werner Koch
d7b8e76f99
gpg: Add option --print-dane-records.
* g10/options.h (opt): Add field "print_dane_records".
* g10/gpg.c (oPrintDANERecords): new.
(opts): Add --print-dane-records.
(main): Set that option.
* g10/export.c (do_export): Remove EXPORT_DANE_FORMAT handling.
(do_export_stream): Add EXPORT_DANE_FORMAT handling.
* g10/keylist.c (list_keyblock_pka): Implement DANE record printing.

* g10/gpgv.c (export_pubkey_buffer): New stub.
* g10/test-stubs.c (export_pubkey_buffer): New stub.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-10-08 15:40:53 +02:00
Werner Koch
a2600e42f9
Fix two unused/possible-uninitialized var warnings.
--
2015-10-08 14:58:26 +02:00