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582 Commits

Author SHA1 Message Date
Werner Koch
172b619348
common: Remove JNLIB from boiler plate (jnlib merge).
* common/README.jnlib: Remove.
--

This is the final part of merging jnlib into gnupg/common.
2015-04-24 16:42:28 +02:00
Werner Koch
26d7e0d7ac
common: Rename log and gcc attribute macros (jnlib merge).
* common/logging.h: Rename JNLIB_LOG_* to GPGRT_LOG_*.
* common/mischelp.h: Rename JNLIB_GCC_* to GPGRT_GCC_*.
--

JNLIB has no more meaning.  Thus we switch to a GPGRT_ prefix in
anticipation that some code may eventually be moved to libgpg-error.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-24 16:10:47 +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
17bcd08708
common: Remove libjnlib-config.h (jnlib merge).
* common/libjnlib-config.h: Remove.
* common/common-defs.h (getenv) [HAVE_GETENV]: New.  From removed
header.
(getpid) [HAVE_W32CE_SYSTEM]: New.  From removed header.
* common/argparse.c: Include util.h and common-defs.h.  Replace
jnlib_ macro names for non-GNUPG builds by x* names.
* common/dotlock.c: Ditto.
* common/logging.c: Include util.h and common-defs.h.  Replace jnlib_
symbol names by x* names.
* common/strlist.c: Ditto.
* common/utf8conv.c: Ditto.
* common/w32-reg.c: Ditto.
* common/mischelp.c: Ditto.  Also remove _jnlib_free.
* common/stringhelp.c: Ditto.
(JNLIB_LOG_WITH_PREFIX): Do not depend on this macro.
* common/logging.h (JNLIB_LOG_WITH_PREFIX): Do not depend on this
macro.
--

This is part 1 of the patches to merge the jnlib files into common/.
It does not make much sense to keep jnlib/ files separate.  They are
not often use elsewhere and maintaining the complex marcos stuff is
too troublesome for the future.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-24 15:19:10 +02:00
Werner Koch
154f3ed2bf
gpg: Move all DNS access to Dirmngr.
* common/dns-cert.h: Move to ../dirmngr/.
* common/dns-cert.c: Move to ../dirmngr/.  Change args to return the
key as a buffer.
* common/t-dns-cert.c: Move to ../dirmngr/.
* common/pka.c, common/pka.h, common/t-pka.c: Remove.

* dirmngr/server.c (data_line_cookie_write): Factor code out to
data_line_write and make it a wrapper for that.
(data_line_write): New.
(cmd_dns_cert): New.
(register_commands): Register new command.

* g10/Makefile.am (LDADD): Remove DNSLIBS.
* g10/call-dirmngr.c (dns_cert_parm_s): New.
(dns_cert_data_cb, dns_cert_status_cb): New.
(gpg_dirmngr_dns_cert): New.
(gpg_dirmngr_get_pka): New.
* g10/gpgv.c (gpg_dirmngr_get_pka): New dummy function.
* g10/keyserver.c (keyserver_import_cert): Replace get_dns_cert by
gpg_dirmngr_dns_cert.
(keyserver_import_pka): Replace get_pka_info by gpg_dirmngr_get_pka.
* g10/mainproc.c: Include call-dirmngr.h.
(pka_uri_from_sig): Add CTX arg. Replace get_pka_info by
gpg_dirmngr_get_pka.
--

With this patch gpg does not do any network access itself but uses
dirmngr for that.  Note that we need to keep linking to NETLIBS due to
the logging code and because we need TCP for our socket emulation
under Windows.  Probably also required for Solaris etc.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-23 15:52:39 +02:00
Werner Koch
ce11cc39ea
common: Minor change of hex2str to allow for embedded nul.
* common/convert.c (hex2str): Set ERRNO.  Return adjusted COUNT.
--

hex2str is only used at one place for in-place converting an hex
encoded passphrase.  This change does not affect this use.  The change
is however useful to use the function for in-place conversion of
arbitrary hex encoded strings.

Take care for in-place conversion of a hex string encoding binary data
you need to use it this way:

  if (hex2str (string, string, strlen (string) + 1, &length)
     oops ("probably out of memory but see ERRNO");
  for (i=0; i < length; i++)
     foo (string[i));

Note that strlen() + 1.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-23 15:51:51 +02:00
NIIBE Yutaka
a7264e3a6a common: removal of t-support.c from t_jnlib_src.
* common/Makefile.am (t_jnlib_src): Remove t-support.c.

--

Since test programs are linked to libgcrypt and libgpg-error, there
is no need to include t-support.c.

GnuPG-bug-id: 1862, 1915
2015-04-23 10:51:33 +09:00
Werner Koch
54e55149f2
common: Make proper use of http proxy parameter.
* common/http.c (is_hostname_port): New.
(send_request): Fix proxy name parsing.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-21 19:27:22 +02:00
Werner Koch
da1990bac7
gpg: Update sub-options of --keyserver-options
* g10/options.h (KEYSERVER_HTTP_PROXY): New.
(KEYSERVER_USE_TEMP_FILES, KEYSERVER_KEEP_TEMP_FILES): Remove.
(KEYSERVER_TIMEOUT): New.
* common/keyserver.h (KEYSERVER_TIMEOUT): Remove.
* g10/keyserver.c (keyserver_opts): Remove obsolete "use-temp-files"
and "keep-temp-files". Add "http-proxy" and "timeout".
(parse_keyserver_options): Remove 1.2 compatibility option
"honor-http_proxy".  Remove "use-temp-files" and "keep-temp-files"
code.
--

Note that many of these options where implicitly used by passing any
unknown option down to the former keyserver helpers.  The don't exist
anymore thus we need to make them explicit.  Another patch will convey
them to dirmngr.  Temp files are not anymore used thus they can be
removed and will be ignored when used.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-21 10:15:04 +02:00
Werner Koch
454f60399c
common: Do without nested fucntions to support non-gcc.
* common/t-stringhelp.c (test_strsplit): Remove nested function.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-13 09:57:33 +02:00
Werner Koch
67158ff155
Remove obsolete directories from AM_CPPFLAGS. 2015-04-10 13:11:59 +02:00
Werner Koch
5d60c7f7e0
common: Add new function gnupg_gmtime.
* common/gettime.c (gnupg_gmtime): New.
(gnupg_get_isotime): Use it.  Also take care of an gmtime_t returning
an error.
--

The fix in gnupg_get_isotime is only to cover up a theoretical broken
time (e.g. a value of (time_t)(-2) which is not mapped beyond 2038 on
32 bit systems).

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-04-10 13:09:39 +02:00
Werner Koch
f6670100b7
common: Add new function isodate_human_to_tm
* common/gettime.c (isotime_human_p): Add arg date_only.
(isodate_human_to_tm): New.
* common/t-gettime.c (test_isodate_human_to_tm): New.
(main): Call new test.
--

This function in intended as replacement for

 strptime (foo, "%Y-%m-%d", &bar)

which is not available under Windows.
2015-04-10 13:09:37 +02:00
Neal H. Walfield
44297d0821 gpg: Remove gratuitous extern qualifier from declaration.
--

Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-03-31 12:00:58 +02:00
Werner Koch
99ef9cd7f5
common: Add macro GNUPG_GCC_A_USED.
* common/util.h (GNUPG_GCC_A_USED): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-25 19:19:38 +01:00
Neal H. Walfield
318329c396 common:stringhelp.c: Replace use of jblib_malloc with xtrymalloc, etc.
--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:31 +01:00
Neal H. Walfield
096f4186c8 Improve spelling and grammar of some comments.
--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:30 +01:00
Neal H. Walfield
00a16cf493 Improve documenation of http_parse_uri.
* common/http.c (http_parse_uri): Improve documentation.

--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:29 +01:00
Neal H. Walfield
81e8306085 Import _gpgme_parse_timestamp from gpgme as parse_timestamp.
* common/gettime.h (parse_timestamp): New declaration.
* common/gettime.c (_win32_timegm): New function imported from
gpgme/src/conversion.c:_gpgme_timegm.
(parse_timestamp): New function imported from
gpgme/src/conversion.c:_gpgme_parse_timestamp.

--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:28 +01:00
Neal H. Walfield
e23b3ba5ff Add new function uri_query_lookup.
* common/http.h (uri_query_lookup): New declaration.
* common/http.c (uri_query_lookup): The corresponding implementation.

--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:26 +01:00
Neal H. Walfield
79907ad256 Add new function strlist_find.
* common/strlist.h (strlist_find): New declaration.
* common/strlist.c (strlist_find): New function.

--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:25 +01:00
Neal H. Walfield
b18ffcb81a common: Add new helper function, strsplit.
* common/stringhelp.h (strsplit): New declaration.
* common/stringhelp.c (strsplit): New function.
* common/t-stringhelp.c (test_strsplit): New function.
(main): Call it here.

--
Signed-off-by: Neal H. Walfield <neal@g10code.de>
2015-03-23 19:58:25 +01:00
Werner Koch
a0eb2e4e8c
common: Add function is_valid_mailbox_mem.
* common/mbox-util.c (mem_count_chr): New.
(my_memstr): New.
(has_invalid_email_chars): Change args to work on a buffer.
(is_valid_mailbox_mem): New.
(is_valid_mailbox): Rewrite to use is_valid_mailbox_mem.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-20 15:40:09 +01:00
Werner Koch
5136e39c64
common: Fix syntax error when building with gnutls
* common/http.c (send_request): Add missing comma.
--

This fixes commit dc10d46.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-20 13:20:04 +01:00
Werner Koch
dc10d466bf
hkps: Fix host name verification when using pools.
* common/http.c (send_request): Set the requested for SNI.
* dirmngr/ks-engine-hkp.c (map_host): Return the poolname and not
the selecting a host.
--

GnuPG-bug-id: 1792

Thanks to davidw for figuring out the problem.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-19 15:37:05 +01:00
Werner Koch
28bb3ab686
Define replacement error codes from libgpg-error 1.19.
* common/util.h: Add GPG_ERR_LDAP codes for libgpg-error < 1.19.
2015-03-19 09:34:08 +01:00
Werner Koch
9078b75a73
common: Add feature to ease using argparse's usage().
* common/argparse.c (show_help): Take care of flag value
(usage): Ditto.
--

It is common that the long usage note starts with the short usage
note.  The new flag feature allows to combine both.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-17 11:22:28 +01:00
Werner Koch
eb5f2c0af6
common: Allow standalone build of argparse.c
* common/argparse.h: Remove types.h - not required.
* common/argparse.c: Change to allow standalone use.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-17 09:19:55 +01:00
Werner Koch
e0398fb110
Typo fix.
--
2015-03-17 09:18:23 +01:00
Werner Koch
35db798c2d
common: Make openpgp_oid_to_str more robust.
* common/openpgp-oid.c (openpgp_oid_to_str): Take care of
gcry_mpi_get_opaque returning NULL.  Remove useless condition !BUF.
--

It is possible that an opaque MPI stores just a NULL pointer.  Take
care of that before incrementing the pointer.  We return an error in
this case because at least a length byte is required.

Found due to hint from stack 0.3:

  bug: anti-simplify
  model: |
    %tobool15 = icmp ne i8* %incdec.ptr, null, !dbg !567
    -->  true
  stack:
    - /home/wk/s/gnupg/common/openpgp-oid.c:220:0
  ncore: 1
  core:
    - /home/wk/s/gnupg/common/openpgp-oid.c:212:0
      - pointer overflow

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-15 12:07:21 +01:00
Werner Koch
14af2be022
gpg: Add --list-gcrypt-config and "curve" item for --list-config.
* common/openpgp-oid.c (curve_supported_p): New.
(openpgp_enum_curves): New.
* common/t-openpgp-oid.c (test_openpgp_enum_curves): New.
(main): Add option --verbose.
* g10/gpg.c (opts): Add --list-gcrypt-config.
(list_config): Add items "curve" and "curveoid".  Remove unused code.
--

GnuPG-bug-id: 1917
Signed-off-by: Werner Koch <wk@gnupg.org>
2015-03-10 15:35:30 +01:00
Werner Koch
87a218c3bf
doc: Some typo fixes.
--
2015-03-06 10:46:40 +01:00
Werner Koch
c071be698e
gpg: Lowercase mailbox for PKA lookups.
* common/stringhelp.c (ascii_strlwr): New.
* common/mbox-util.c (mailbox_from_userid): Downcase result.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-26 18:16:45 +01:00
Werner Koch
736710aede
Remove an unused variable.
--
2015-02-26 18:15:10 +01:00
Werner Koch
2fc27c8696
gpg: Switch to a hash and CERT record based PKA system.
* common/dns-cert.c (get_dns_cert): Make r_key optional.
* common/pka.c: Rewrite for the new hash based lookup.
* common/t-pka.c: New.
* configure.ac: Remove option --disable-dns-pka.
(USE_DNS_PKA): Remove ac_define.
* g10/getkey.c (parse_auto_key_locate): Always include PKA.

--

Note that although PKA is now always build, it will only work if
support for looking up via DNS has not been disabled.

The new PKA only works with the IPGP DNS certtype and shall be used
only to retrieve the fingerprint and optional the key for the first
time.  Due to the security problems with DNSSEC the former assumption
to validate the key using DNSSEC is not anymore justified.  Instead an
additional layer (e.g. Trust-On-First-Use) needs to be implemented to
track change to the key.  Having a solid way of getting a key matching
a mail address is however a must have.

More work needs to go into a redefinition of the --verify-options
pka-lookups and pka-trust-increase.  The auto-key-locate mechanism
should also be able to continue key fetching with another methods once
the fingerprint has been retrieved with PKA.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-25 16:34:19 +01:00
Werner Koch
af60152a46
common: Allow requesting a specific certtype with get_dns_cert()
* common/dns-cert.c (get_dns_cert): Add arg want_certtype.  Change all
callers.
(CERTTYPE_): Move constants to ...
* common/dns-cert.h: here as DNS_CERTTYPE_.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-25 12:03:21 +01:00
Werner Koch
9913253610
Move new mailbox.c source file to common/.
* g10/mailbox.c: Move to ...
* common/mbox-util.c: new file.
* common/mbox-util.h: New. Include where needed.
* g10/t-mailbox.c: Move to ...
* common/t-mbox-util.c: new file.
--

This will make it easier to use the code by other modules in common/.
2015-02-25 11:43:50 +01:00
Werner Koch
d790111801
common: Add another test case to zb32.c
--

Fingerprints may eventually be used with zb32 and thus thre should be
a test case.
2015-02-24 17:02:00 +01:00
Werner Koch
d9f6eea611
common: Fix regression due to commit 2183683b.
* common/dns-cert.c (get_dns_cert): Remove cruft.
--

GnuPG-bug-id: 1850
Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-23 15:25:37 +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
0de5c6a9a7 gpg-agent: Use "pinentry-basic" as fallback.
* common/homedir.c (get_default_pinentry_name): New.
(gnupg_module_name): Use that for the default pinentry.
(gnupg_module_name_flush_some): New.
* agent/gpg-agent.c (agent_sighup_action): Flush some module names.
* agent/call-pinentry.c (start_pinentry): Do not modify
opt.pinentry_program.
--

The idea with this change is that under Windows we can install a
simple native Windows pinentry as "pinentry-basic" and a full GUI
version may then later install pinentry-gtk etc which would then
automatically be used.

Unfortunately installing another pinentry from a different package
would clobber the GnuPG core directory which is not nice.  To fix that
we would need to agree on standard installation directories for GUIs
to also look there.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-04 10:28:38 +01:00
Werner Koch
3f67426a89 Update copyright years.
* common/w32info-rc.h.in (W32INFO_COMPANYNAME): Change to "The GnuPG
Project".
2015-02-03 09:12:45 +01:00
Werner Koch
616633b771 w32: Allow for Unicocde installation directory.
* common/homedir.c (w32_rootdir): Use Unicode fucntion not only for
WinCE.
--

This uses the same code We used for WindowsCE.  It has not been tested
with a Unicode requiring installation directory.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-02-01 15:27:32 +01:00
Werner Koch
d8eea25b8b gpg: Fix buffering problem in --list-config.
* g10/gpg.c (list_config): Replace print_sanitized_string2 by
es_write_sanitized.

* common/stringhelp.c (print_sanitized_buffer2): Remove.
(print_sanitized_buffer, print_sanitized_utf8_buffer): Remove.
(print_sanitized_utf8_buffer, print_sanitized_utf8_string): Remove.
(print_sanitized_string): Remove.

* sm/certdump.c (print_dn_part, print_dn_parts): Remove arg FP.
(pretty_print_sexp, gpgsm_print_name2, gpgsm_print_name): Remove.
--

Mixing stdio and estream is never a good idea.  This fix also allows
us to remove a lot of garbage.

Reported-by: Jason A. Donenfeld <Jason@zx2c4.com>
GnuPG-bug-id: 1822
Signed-off-by: Werner Koch <wk@gnupg.org>
2015-01-28 20:12:21 +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
Werner Koch
6f3d11d883 gpg: Add dedicated error code for PGP-2 keys.
* g10/parse-packet.c (parse_key): Return GPG_ERR_LEGACY_KEY for PGP2
keys.
* g10/import.c (read_block): Simplify by checking GPG_ERR_LEGACY_KEY.
* g10/getkey.c (lookup): Silence error message for PGP-2 keys.

* common/util.h (GPG_ERR_LEGACY_KEY): Add replacement for older
libgpg-error.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-01-22 14:39:31 +01:00
Daniel Kahn Gillmor
367b073ab5 avoid future chance of using uninitialized memory
* common/iobuf.c: (iobuf_open): initialize len

--

In iobuf_open, IOBUFCTRL_DESC and IOBUFCTRL_INIT commands are invoked
(via file_filter()) on fcx, passing in a pointer to an uninitialized
len.

With these two commands, file_filter doesn't actually do anything with
the value of len, so there's no actual risk of use of uninitialized
memory in the code as it stands.

However, some static analysis tools might flag this situation with a
warning, and initializing the value doesn't hurt anything, so i think
this trivial cleanup is warranted.

Debian-Bug-Id: 773469
2014-12-22 13:14:17 +01:00
Daniel Kahn Gillmor
628b111fa6 avoid double-close in unusual dotlock situations
* common/dotlock.c: (dotlock_create_unix) avoid double-close()
 in unusual situations.

--

close(2) says:

 close() should not be retried after an EINTR since this  may
       cause a reused descriptor from another thread to be closed.

Before this patch was applied, if close(fd) failed with EINTR, it
would be closed again in the write_failed: block.

It could also have been closed a second time in the case that
(use_hardlinks_p (h->tname)) evaluated to something other than 0 or 1.

This patch avoids both of those scenarios.

Note that close() could still be called twice on the same file
descriptor if the first close(fd) fails but errno is not EINTR.  I'm
not sure the right thing to do in that scenario.  An alternate
resolution could be to unequivocally set fd to -1 after the first
failed close(fd), avoiding the errno == EINTR test.

Debian-Bug-Id: 773423
2014-12-22 12:56:13 +01:00
Werner Koch
14601eacb5 agent: Keep the session environment for restricted connections.
* agent/command-ssh.c (setup_ssh_env): Move code to ...
* agent/gpg-agent.c (agent_copy_startup_env): .. new function.  Change
calllers.
* agent/command.c (start_command_handler): Call that fucntion for
restricted connections.
--

A remote connection is and should not be able to setup the local
session environment.  However, unless --keep-display is used we would
be left without an environment and thus pinentry can't be used.  The
fix is the same as used for ssh-agent connection: We use the default
environment as used at the startup of the agent.

Signed-off-by: Werner Koch <wk@gnupg.org>
2014-12-19 13:07:09 +01:00
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