2 Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
3 Ben Kibbey <bjk@luxsci.net>
5 This file is part of pwmd.
7 Pwmd is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 2 of the License, or
10 (at your option) any later version.
12 Pwmd is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Pwmd. If not, see <http://www.gnu.org/licenses/>.
29 #include <sys/types.h>
41 #include "pwmd-error.h"
46 #include "util-misc.h"
55 /* Flags needed to be retained for a client across commands. */
56 #define FLAG_NEW 0x0001
57 #define FLAG_HAS_LOCK 0x0002
58 #define FLAG_LOCK_CMD 0x0004
59 #define FLAG_NO_PINENTRY 0x0008
60 #define FLAG_OPEN 0x0010
61 #define FLAG_KEEP_LOCK 0x0020
63 /* These are command option flags. */
64 #define OPT_INQUIRE 0x0001
65 #define OPT_NO_PASSPHRASE 0x0002
66 #define OPT_RESET 0x0004
67 #define OPT_LIST_RECURSE 0x0008
68 #define OPT_LIST_VERBOSE 0x0010
69 #define OPT_LOCK 0x0020
70 #define OPT_LOCK_ON_OPEN 0x0040
71 #define OPT_SIGN 0x0080
72 #define OPT_LIST_ALL 0x0100
73 #define OPT_LIST_WITH_TARGET 0x0200
74 #define OPT_DATA 0x0400
75 #define OPT_NO_AGENT 0x0800
78 /* The GETCONFIG command, for example, may fail because pwmd lost the
79 * gpg-agent connection. Update the recovered agent ctx. */
80 #define UPDATE_AGENT_CTX(client, crypto) do { \
81 if (crypto && crypto->agent && crypto->agent->did_restart \
82 && client->crypto && client->crypto->agent \
83 && client->crypto->agent->ctx && \
84 crypto->agent->ctx != client->crypto->agent->ctx) \
86 client->crypto->agent->ctx = crypto->agent->ctx; \
87 crypto->agent->ctx = NULL; \
91 #define UPDATE_AGENT_CTX(client, crypto)
94 struct command_table_s
97 gpg_error_t (*handler
) (assuan_context_t
, char *line
);
100 int unlock
; // unlock the file mutex after validating the checksum
103 static struct command_table_s
**command_table
;
105 static gpg_error_t
do_lock (struct client_s
*client
, int add
);
106 static gpg_error_t
validate_checksum (struct client_s
*,
107 struct cache_data_s
*);
108 static gpg_error_t
update_checksum (struct client_s
*client
);
111 unlock_file_mutex (struct client_s
*client
, int remove
)
115 // OPEN: keep the lock for the same file being reopened.
116 if (client
->flags
& FLAG_KEEP_LOCK
&& client
->flags
& FLAG_HAS_LOCK
)
119 if (!(client
->flags
& FLAG_HAS_LOCK
))
120 return GPG_ERR_NOT_LOCKED
;
122 rc
= cache_unlock_mutex (client
->md5file
, remove
);
124 rc
= GPG_ERR_INV_STATE
;
126 client
->flags
&= ~(FLAG_HAS_LOCK
| FLAG_LOCK_CMD
);
132 lock_file_mutex (struct client_s
*client
, int add
)
135 int timeout
= config_get_integer (client
->filename
, "cache_timeout");
137 if (client
->flags
& FLAG_HAS_LOCK
)
140 rc
= cache_lock_mutex (client
->ctx
, client
->md5file
,
141 client
->lock_timeout
, add
, timeout
);
143 client
->flags
|= FLAG_HAS_LOCK
;
149 file_modified (struct client_s
*client
, struct command_table_s
*cmd
)
153 if (!(client
->flags
& FLAG_OPEN
))
154 return GPG_ERR_INV_STATE
;
156 rc
= lock_file_mutex (client
, 0);
157 if (!rc
|| rc
== GPG_ERR_NO_DATA
)
159 rc
= validate_checksum (client
, NULL
);
160 if (gpg_err_code (rc
) == GPG_ERR_ENOENT
&& (client
->flags
& FLAG_NEW
))
163 log_write ("%s: %s", client
->filename
, pwmd_strerror (rc
));
166 if ((cmd
->unlock
&& !(client
->flags
& FLAG_HAS_LOCK
)) || rc
)
167 unlock_file_mutex (client
, 0);
173 parse_xml (assuan_context_t ctx
, int new)
175 struct client_s
*client
= assuan_get_pointer (ctx
);
176 int cached
= client
->doc
!= NULL
;
180 client
->doc
= new_document ();
186 xmlDocDumpFormatMemory (client
->doc
, &result
, &len
, 0);
187 client
->crypto
->plaintext
= result
;
188 client
->crypto
->plaintext_len
= len
;
189 if (!client
->crypto
->plaintext
)
191 xmlFreeDoc (client
->doc
);
197 client
->doc
= parse_doc ((char *) client
->crypto
->plaintext
,
198 client
->crypto
->plaintext_len
);
200 return !client
->doc
? GPG_ERR_ENOMEM
: 0;
204 free_client (struct client_s
*client
)
207 xmlFreeDoc (client
->doc
);
210 xfree (client
->filename
);
211 xfree (client
->last_error
);
215 cleanup_crypto_stage2 (client
->crypto
);
216 if (client
->crypto
->pkey_sexp
)
217 gcry_sexp_release (client
->crypto
->pkey_sexp
);
219 client
->crypto
->pkey_sexp
= NULL
;
220 memset (client
->crypto
->sign_grip
, 0,
221 sizeof (client
->crypto
->sign_grip
));
222 memset (client
->crypto
->grip
, 0, sizeof(client
->crypto
->grip
));
225 if (client
->xml_error
)
226 xmlResetError (client
->xml_error
);
230 cleanup_client (struct client_s
*client
)
232 assuan_context_t ctx
= client
->ctx
;
233 struct client_thread_s
*thd
= client
->thd
;
234 struct crypto_s
*crypto
= client
->crypto
;
235 long lock_timeout
= client
->lock_timeout
;
236 int no_pinentry
= (client
->flags
& FLAG_NO_PINENTRY
);
237 struct pinentry_option_s pin_opts
;
239 struct pinentry_option_s agent_pin_opts
;
241 if (crypto
&& crypto
->agent
)
242 memcpy (&agent_pin_opts
, &crypto
->agent
->pinentry_opts
,
243 sizeof(struct pinentry_option_s
));
246 memcpy (&pin_opts
, &client
->pinentry_opts
, sizeof(struct pinentry_option_s
));
247 unlock_file_mutex (client
, client
->flags
& FLAG_NEW
);
248 free_client (client
);
249 memset (client
, 0, sizeof (struct client_s
));
250 client
->crypto
= crypto
;
253 client
->lock_timeout
= lock_timeout
;
254 memcpy (&client
->pinentry_opts
, &pin_opts
, sizeof(struct pinentry_option_s
));
255 client
->flags
|= no_pinentry
? FLAG_NO_PINENTRY
: 0;
257 if (crypto
&& crypto
->agent
)
258 memcpy (&crypto
->agent
->pinentry_opts
, &agent_pin_opts
,
259 sizeof(struct pinentry_option_s
));
264 open_finalize (assuan_context_t ctx
, char *key
, size_t keylen
)
266 struct client_s
*client
= assuan_get_pointer (ctx
);
268 struct cache_data_s
*cdata
= cache_get_data (client
->md5file
);
269 int cached
= 0, keyarg
= key
? 1 : 0;
271 unsigned char *salted_key
= NULL
;
275 char *pin_title
= client
->pinentry_opts
.title
;
277 client
->crypto
->filename
= str_dup (client
->filename
);
278 if (cdata
|| client
->flags
& FLAG_NEW
)
280 if (cdata
&& !(client
->flags
& FLAG_NEW
))
282 rc
= decrypt_cache (client
->crypto
, cdata
->doc
, cdata
->doclen
);
287 cached
= cdata
!= NULL
;
291 if (!key
&& !IS_PKI (client
->crypto
)
292 && !(client
->crypto
->hdr
.flags
& PWMD_FLAG_NO_PASSPHRASE
))
294 if (client
->flags
& FLAG_NO_PINENTRY
)
296 rc
= inquire_passphrase (ctx
, "PASSPHRASE", (unsigned char **)&key
,
303 client
->pinentry_opts
.timeout
= config_get_integer (client
->filename
,
306 rc
= getpin_common (client
->ctx
, client
->filename
, PINENTRY_OPEN
,
313 if (!IS_PKI (client
->crypto
))
315 if (client
->crypto
->hdr
.flags
& PWMD_FLAG_NO_PASSPHRASE
)
318 key
= gcry_malloc (keylen
);
319 memset (key
, 0, keylen
);
322 algo
= cipher_to_gcrypt (client
->crypto
->hdr
.flags
);
323 rc
= hash_key (algo
, client
->crypto
->hdr
.salt
,
324 sizeof(client
->crypto
->hdr
.salt
), key
, keylen
,
325 (void **)&salted_key
, &keysize
);
331 rc
= decrypt_data (client
->ctx
, client
->crypto
, salted_key
, keysize
);
332 if (gpg_err_code (rc
) == GPG_ERR_BAD_PASSPHRASE
333 && ++pin_try
<= pin_tries
&& !(client
->flags
& FLAG_NO_PINENTRY
))
335 gcry_free (salted_key
);
339 client
->pinentry_opts
.title
= str_asprintf (_ ("Bad passphrase (try %i of %i)"), pin_try
, pin_tries
);
344 if (client
->pinentry_opts
.title
!= pin_title
)
345 xfree (client
->pinentry_opts
.title
);
347 client
->pinentry_opts
.title
= pin_title
;
350 gcry_free (salted_key
);
354 cdata
= xcalloc (1, sizeof (struct cache_data_s
));
357 gcry_free (salted_key
);
358 return GPG_ERR_ENOMEM
;
361 cdata
->key
= salted_key
;
362 cdata
->keylen
= keysize
;
365 rc
= decrypt_data (client
->ctx
, client
->crypto
, NULL
, 0);
370 rc
= parse_xml (ctx
, client
->flags
& FLAG_NEW
);
373 int timeout
= config_get_integer (client
->filename
,
379 cdata
= xcalloc (1, sizeof (struct cache_data_s
));
381 rc
= encrypt_xml (NULL
, cache_key
, cache_keysize
,
382 GCRY_CIPHER_AES
, client
->crypto
->plaintext
,
383 client
->crypto
->plaintext_len
, &cdata
->doc
,
384 &cdata
->doclen
, &cache_iv
, &cache_blocksize
,
386 if (!rc
&& !(client
->flags
& FLAG_NEW
) && IS_PKI (client
->crypto
))
388 rc
= gcry_sexp_build ((gcry_sexp_t
*) & cdata
->pubkey
, NULL
,
389 "%S", client
->crypto
->pkey_sexp
);
394 gcry_sexp_release (cdata
->sigkey
);
396 cdata
->sigkey
= NULL
;
397 if (!rc
&& IS_PKI (client
->crypto
))
398 rc
= gcry_sexp_build ((gcry_sexp_t
*) &cdata
->sigkey
, NULL
,
399 "%S", client
->crypto
->sigpkey_sexp
);
401 if (!rc
&& !cache_add_file (client
->md5file
,
402 (client
->flags
& FLAG_NEW
)
404 : client
->crypto
->grip
, cdata
, timeout
))
408 free_cache_data_once (cdata
);
409 xmlFreeDoc (client
->doc
);
416 client
->flags
|= FLAG_OPEN
;
421 update_checksum (client
);
423 if (!rc
&& (client
->opts
& OPT_LOCK_ON_OPEN
))
424 rc
= do_lock (client
, 0);
430 req_cleanup (void *arg
)
435 strv_free ((char **) arg
);
439 parse_open_opt_lock (void *data
, void *value
)
441 struct client_s
*client
= data
;
443 client
->opts
|= OPT_LOCK_ON_OPEN
;
448 parse_opt_inquire (void *data
, void *value
)
450 struct client_s
*client
= data
;
453 client
->opts
|= OPT_INQUIRE
;
458 update_checksum (struct client_s
*client
)
462 struct cache_data_s
*cdata
;
463 gpg_error_t rc
= get_checksum (client
->filename
, &crc
, &len
);
470 cdata
= cache_get_data (client
->md5file
);
474 cdata
->crc
= xmalloc (len
);
475 memcpy (cdata
->crc
, crc
, len
);
482 validate_checksum (struct client_s
*client
, struct cache_data_s
*cdata
)
489 if (cdata
&& !cdata
->crc
)
490 return GPG_ERR_CHECKSUM
;
492 rc
= get_checksum (client
->filename
, &crc
, &len
);
497 n
= memcmp (cdata
->crc
, crc
, len
);
498 else if (client
->crc
)
499 n
= memcmp (client
->crc
, crc
, len
);
502 return n
? GPG_ERR_CHECKSUM
: 0;
506 do_open (assuan_context_t ctx
, const char *filename
, const char *password
)
508 struct client_s
*client
= assuan_get_pointer (ctx
);
509 struct cache_data_s
*cdata
;
513 if (!valid_filename (filename
))
514 return GPG_ERR_INV_VALUE
;
516 gcry_md_hash_buffer (GCRY_MD_MD5
, client
->md5file
, filename
,
518 client
->filename
= str_dup (filename
);
519 if (!client
->filename
)
520 return GPG_ERR_ENOMEM
;
523 cdata
= cache_get_data (client
->md5file
);
524 if (cdata
&& cdata
->doc
)
528 /* This will check that the key is cached in the agent which needs to
529 * be determined for files that share a keygrip. */
532 rc
= cache_iscached (client
->filename
, &defer
);
533 if ((!rc
|| rc
== GPG_ERR_ENOENT
) && defer
)
534 rc
= GPG_ERR_KEY_EXPIRED
;
537 if (!rc
&& !(client
->flags
& FLAG_NEW
))
538 rc
= validate_checksum (client
, cdata
);
541 if (!rc
&& client
->thd
->remote
542 && config_get_boolean (client
->filename
, "tcp_require_key"))
543 rc
= GPG_ERR_KEY_EXPIRED
;
546 if (!rc
&& !password
)
548 rc
= read_data_header (client
->filename
, &client
->crypto
->hdr
,
552 if (IS_PKI (client
->crypto
))
554 gcry_sexp_build (&client
->crypto
->pkey_sexp
, NULL
, "%S",
556 gcry_pk_get_keygrip (client
->crypto
->pkey_sexp
,
557 client
->crypto
->grip
);
558 gcry_sexp_build (&client
->crypto
->sigpkey_sexp
, NULL
, "%S",
560 gcry_pk_get_keygrip (client
->crypto
->sigpkey_sexp
,
561 client
->crypto
->sign_grip
);
566 rc
= open_finalize (ctx
, NULL
, 0);
572 /* There was an error accessing the file so clear the cache entry. The
573 * real error will be returned from read_data_file() since the file
574 * may have only disappeared. */
577 log_write ("%s: %s", filename
, pwmd_strerror (rc
));
578 rc
= cache_clear (client
->md5file
);
579 send_status_all (STATUS_CACHE
, NULL
);
586 rc
= read_data_file (client
->filename
, client
->crypto
);
589 if (gpg_err_source (rc
) != GPG_ERR_SOURCE_DEFAULT
||
590 gpg_err_code (rc
) != GPG_ERR_ENOENT
)
592 log_write ("%s: %s", client
->filename
, pwmd_strerror (rc
));
596 client
->flags
|= FLAG_NEW
;
597 memset (client
->crypto
->grip
, 0, sizeof (client
->crypto
->grip
));
598 memset (client
->crypto
->sign_grip
, 0,
599 sizeof (client
->crypto
->sign_grip
));
600 rc
= open_finalize (ctx
, NULL
, 0);
604 if (password
&& IS_PKI (client
->crypto
))
607 rc
= set_agent_passphrase (client
->crypto
, password
, strlen (password
));
613 rc
= open_finalize (ctx
, (char *)password
, password
? strlen (password
) : 0);
618 open_command (assuan_context_t ctx
, char *line
)
621 struct client_s
*client
= assuan_get_pointer (ctx
);
622 char **req
, *password
= NULL
, *filename
;
623 unsigned char md5file
[16];
625 assuan_peercred_t peer
;
626 struct argv_s
*args
[] = {
627 &(struct argv_s
) {"lock", OPTION_TYPE_NOARG
, parse_open_opt_lock
},
631 rc
= parse_options (&line
, args
, client
);
633 return send_error (ctx
, rc
);
635 req
= str_split (line
, " ", 2);
637 return send_error (ctx
, GPG_ERR_SYNTAX
);
639 rc
= do_validate_peer (ctx
, req
[0], &peer
);
643 return send_error (ctx
, rc
);
646 pthread_cleanup_push (req_cleanup
, req
);
648 gcry_md_hash_buffer (GCRY_MD_MD5
, md5file
, filename
, strlen (filename
));
649 /* This client may have locked a different file with ISCACHED --lock than
650 * the current filename. This will remove that lock. */
651 same_file
= !memcmp (md5file
, client
->md5file
, 16) ? 1 : 0;
652 if (client
->flags
& FLAG_OPEN
||
653 (client
->flags
& FLAG_HAS_LOCK
&& !same_file
))
655 typeof (client
->opts
) opts
= client
->opts
;
656 typeof (client
->flags
) flags
= client
->flags
;
659 client
->flags
|= FLAG_KEEP_LOCK
;
661 cleanup_client (client
);
663 client
->flags
|= flags
;
664 client
->flags
&= ~(FLAG_LOCK_CMD
);
666 client
->flags
&= ~(FLAG_HAS_LOCK
| FLAG_NEW
);
669 /* Need to lock the mutex here because file_modified() cannot without
670 * knowing the filename. */
671 memcpy (client
->md5file
, md5file
, 16);
672 rc
= lock_file_mutex (client
, 1);
675 password
= req
[1] && *req
[1] ? req
[1] : NULL
;
677 if (IS_PKI (client
->crypto
))
678 rc
= set_pinentry_mode (client
->crypto
->agent
,
679 (client
->flags
& FLAG_NO_PINENTRY
) ? "loopback"
684 rc
= do_open (ctx
, filename
, password
);
686 cleanup_client (client
);
688 cleanup_crypto_stage1 (client
->crypto
);
692 pthread_cleanup_pop (1);
694 if (!rc
&& client
->flags
& FLAG_NEW
)
695 rc
= send_status (ctx
, STATUS_NEWFILE
, NULL
);
698 (void) kill_scd (client
->crypto
->agent
);
700 return send_error (ctx
, rc
);
704 parse_opt_no_passphrase (void *data
, void *value
)
706 struct client_s
*client
= data
;
709 client
->opts
|= OPT_NO_PASSPHRASE
;
714 parse_save_opt_no_agent (void *data
, void *value
)
716 struct client_s
*client
= data
;
718 client
->opts
|= OPT_NO_AGENT
;
723 parse_save_opt_cipher (void *data
, void *value
)
725 struct client_s
*client
= data
;
726 int algo
= cipher_string_to_gcrypt ((char *) value
);
727 file_header_t
*hdr
= &client
->crypto
->save
.hdr
;
730 return GPG_ERR_INV_VALUE
;
732 hdr
->flags
= set_cipher_flag (hdr
->flags
, algo
);
737 parse_save_opt_keygrip (void *data
, void *value
)
739 struct client_s
*client
= data
;
741 if (!IS_PKI (client
->crypto
))
742 return GPG_ERR_INV_ARG
;
745 if (client
->crypto
->save
.pkey
)
746 gcry_sexp_release (client
->crypto
->save
.pkey
);
748 client
->crypto
->save
.pkey
= NULL
;
749 return get_pubkey (client
->crypto
, value
, &client
->crypto
->save
.pkey
);
751 return GPG_ERR_INV_ARG
;
756 parse_save_opt_sign_keygrip (void *data
, void *value
)
758 struct client_s
*client
= data
;
760 if (!IS_PKI (client
->crypto
))
761 return GPG_ERR_INV_ARG
;
764 if (client
->crypto
->save
.sigpkey
)
765 gcry_sexp_release (client
->crypto
->save
.sigpkey
);
767 client
->crypto
->save
.sigpkey
= NULL
;
768 return get_pubkey (client
->crypto
, value
, &client
->crypto
->save
.sigpkey
);
770 return GPG_ERR_INV_ARG
;
775 parse_opt_s2k_count (void *data
, void *value
)
777 struct client_s
*client
= data
;
781 return GPG_ERR_INV_VALUE
;
783 client
->crypto
->save
.s2k_count
= strtoul (v
, NULL
, 10);
788 parse_save_opt_iterations (void *data
, void *value
)
790 struct client_s
*client
= data
;
795 return GPG_ERR_INV_VALUE
;
798 n
= strtoull (v
, &p
, 10);
799 if (n
== UINT64_MAX
&& errno
)
800 return gpg_error_from_errno (errno
);
802 return GPG_ERR_INV_VALUE
;
804 client
->crypto
->save
.hdr
.iterations
= n
;
809 save_finalize (assuan_context_t ctx
)
811 struct client_s
*client
= assuan_get_pointer (ctx
);
813 xmlChar
*xmlbuf
= NULL
;
818 xmlDocDumpFormatMemory (client
->doc
, &xmlbuf
, &xmlbuflen
, 0);
820 return GPG_ERR_ENOMEM
;
822 pthread_cleanup_push (xmlFree
, xmlbuf
);
824 if (!use_agent
|| ((client
->flags
& FLAG_NEW
)
825 && (client
->opts
& OPT_NO_AGENT
))
826 || !(client
->crypto
->hdr
.flags
& PWMD_FLAG_PKI
))
828 rc
= export_common (ctx
, client
->flags
& FLAG_NO_PINENTRY
,
829 client
->crypto
, xmlbuf
, xmlbuflen
, client
->filename
,
830 NULL
, &key
, &keylen
, 1, 1,
831 (client
->opts
& OPT_NO_PASSPHRASE
));
836 gcry_sexp_t pubkey
= client
->crypto
->save
.pkey
;
837 gcry_sexp_t sigkey
= client
->crypto
->save
.sigpkey
;
840 pubkey
= client
->crypto
->pkey_sexp
;
844 sigkey
= client
->crypto
->sigpkey_sexp
;
847 gcry_sexp_build (&client
->crypto
->save
.sigpkey
, 0, "%S", pubkey
);
848 sigkey
= client
->crypto
->save
.sigpkey
;
852 rc
= encrypt_data_file (client
->ctx
, client
->crypto
, pubkey
, sigkey
,
853 client
->filename
, xmlbuf
, xmlbuflen
);
854 if (pubkey
== client
->crypto
->save
.pkey
)
858 gcry_sexp_release (client
->crypto
->pkey_sexp
);
859 client
->crypto
->pkey_sexp
= client
->crypto
->save
.pkey
;
860 gcry_pk_get_keygrip (client
->crypto
->pkey_sexp
,
861 client
->crypto
->grip
);
864 gcry_sexp_release (pubkey
);
866 client
->crypto
->save
.pkey
= NULL
;
870 gcry_pk_get_keygrip (sigkey
, client
->crypto
->sign_grip
);
872 if (sigkey
== client
->crypto
->save
.sigpkey
)
876 if (client
->crypto
->sigpkey_sexp
)
877 gcry_sexp_release (client
->crypto
->sigpkey_sexp
);
879 client
->crypto
->sigpkey_sexp
= client
->crypto
->save
.sigpkey
;
880 gcry_pk_get_keygrip (client
->crypto
->sigpkey_sexp
,
881 client
->crypto
->sign_grip
);
884 gcry_sexp_release (sigkey
);
886 client
->crypto
->save
.sigpkey
= NULL
;
895 rc
= save_common (client
->filename
, client
->crypto
, xmlbuf
, xmlbuflen
,
896 key
, keylen
, &cached
, client
->opts
& OPT_NO_AGENT
);
900 if (!rc
&& (!cached
|| (client
->flags
& FLAG_NEW
)))
901 send_status_all (STATUS_CACHE
, NULL
);
905 rc
= update_checksum (client
);
906 client
->flags
&= ~(FLAG_NEW
);
910 pthread_cleanup_pop (1); // xmlFree
915 parse_opt_reset (void *data
, void *value
)
917 struct client_s
*client
= data
;
920 client
->opts
|= OPT_RESET
;
925 save_command (assuan_context_t ctx
, char *line
)
927 struct client_s
*client
= assuan_get_pointer (ctx
);
930 struct argv_s
*args
[] = {
931 &(struct argv_s
) {"no-passphrase", OPTION_TYPE_NOARG
,
932 parse_opt_no_passphrase
},
933 &(struct argv_s
) {"cipher", OPTION_TYPE_ARG
, parse_save_opt_cipher
},
934 &(struct argv_s
) {"inquire-keyparam", OPTION_TYPE_NOARG
,
936 &(struct argv_s
) {"keygrip", OPTION_TYPE_ARG
, parse_save_opt_keygrip
},
937 &(struct argv_s
) {"sign-keygrip", OPTION_TYPE_ARG
,
938 parse_save_opt_sign_keygrip
},
939 &(struct argv_s
) {"s2k-count", OPTION_TYPE_ARG
, parse_opt_s2k_count
},
940 &(struct argv_s
) {"reset", OPTION_TYPE_NOARG
, parse_opt_reset
},
941 &(struct argv_s
) {"cipher-iterations", OPTION_TYPE_ARG
,
942 parse_save_opt_iterations
},
943 &(struct argv_s
) {"no-agent", OPTION_TYPE_NOARG
,
944 parse_save_opt_no_agent
},
948 cleanup_save (&client
->crypto
->save
);
949 memcpy (&client
->crypto
->save
.hdr
, &client
->crypto
->hdr
,
950 sizeof (file_header_t
));
951 client
->crypto
->save
.s2k_count
=
952 config_get_ulong (client
->filename
, "s2k_count");
954 if (client
->flags
& FLAG_NEW
)
955 client
->crypto
->save
.hdr
.iterations
=
956 config_get_ulonglong (client
->filename
, "cipher_iterations");
958 rc
= parse_options (&line
, args
, client
);
960 return send_error (ctx
, rc
);
962 if (!(client
->flags
& FLAG_NEW
))
963 client
->opts
&= ~OPT_NO_AGENT
;
964 else if (client
->opts
& OPT_NO_AGENT
)
966 client
->crypto
->save
.hdr
.flags
&= ~PWMD_FLAG_PKI
;
967 client
->crypto
->hdr
.flags
&= ~PWMD_FLAG_PKI
;
970 if ((client
->opts
& OPT_NO_PASSPHRASE
) && !(client
->flags
& FLAG_NEW
)
971 && !(client
->opts
& OPT_INQUIRE
))
972 return send_error (ctx
, GPG_ERR_WRONG_KEY_USAGE
);
974 if (lstat (client
->filename
, &st
) == -1 && errno
!= ENOENT
)
975 return send_error (ctx
, gpg_error_from_errno (errno
));
977 if (errno
!= ENOENT
&& !S_ISREG (st
.st_mode
))
979 log_write ("%s: %s", client
->filename
, pwmd_strerror (GPG_ERR_ENOANO
));
980 return send_error (ctx
, GPG_ERR_ENOANO
);
984 rc
= cache_iscached (client
->filename
, &defer
);
985 if (gpg_err_code (rc
) == GPG_ERR_ENOENT
&& client
->flags
& FLAG_NEW
)
987 else if (gpg_err_code (rc
) == GPG_ERR_NO_DATA
)
990 if ((!rc
&& defer
) || config_get_boolean ("global", "require_save_key"))
991 client
->opts
|= OPT_RESET
;
993 if (!rc
&& (client
->opts
& OPT_RESET
))
995 rc
= cache_clear (client
->md5file
);
997 return send_error (ctx
, rc
);
999 log_write ("%s: %s", client
->filename
,
1000 pwmd_strerror (GPG_ERR_KEY_EXPIRED
));
1001 send_status_all (STATUS_CACHE
, NULL
);
1005 rc
= update_element_mtime (xmlDocGetRootElement (client
->doc
));
1008 return send_error (ctx
, rc
);
1011 if (!rc
&& use_agent
&& !client
->crypto
->save
.pkey
&&
1012 (client
->flags
& FLAG_NEW
|| client
->opts
& OPT_INQUIRE
)
1013 && !(client
->opts
& OPT_NO_AGENT
))
1015 rc
= set_pinentry_mode (client
->crypto
->agent
,
1016 (client
->flags
& FLAG_NO_PINENTRY
) ? "loopback"
1019 if (!(client
->flags
& FLAG_NEW
))
1021 struct crypto_s
*crypto
;
1025 /* Wanting to generate a new key. Require the key to open the
1026 current file before proceeding reguardless of the
1027 require_save_key configuration parameter. */
1028 rc
= cache_clear (client
->md5file
);
1031 rc
= init_client_crypto (&crypto
);
1033 crypto
->client_ctx
= client
->ctx
;
1037 rc
= decrypt_common (client
->ctx
, client
->opts
&OPT_INQUIRE
, crypto
,
1038 client
->filename
, &key
, &keylen
);
1041 cleanup_crypto (&crypto
);
1045 rc
= send_status (client
->ctx
, STATUS_GENKEY
, NULL
);
1049 struct inquire_data_s idata
= { 0 };
1050 char *params
= client
->opts
& OPT_INQUIRE
1051 ? NULL
: default_key_params (client
->crypto
);
1053 pthread_cleanup_push (xfree
, params
);
1054 idata
.crypto
= client
->crypto
;
1058 idata
.line
= params
;
1059 idata
.len
= strlen (params
);
1064 client
->crypto
->agent
->inquire_data
= &idata
;
1065 client
->crypto
->agent
->inquire_cb
= NULL
;
1066 rc
= generate_key (client
->crypto
, params
,
1067 (client
->opts
& OPT_NO_PASSPHRASE
), 1);
1068 pthread_cleanup_pop (1);
1074 rc
= save_finalize (ctx
);
1076 cleanup_crypto_stage1 (client
->crypto
);
1078 (void) kill_scd (client
->crypto
->agent
);
1080 return send_error (ctx
, rc
);
1084 do_delete (assuan_context_t ctx
, char *line
)
1086 struct client_s
*client
= assuan_get_pointer (ctx
);
1091 if (strchr (line
, '\t'))
1092 req
= str_split (line
, "\t", 0);
1094 req
= str_split (line
, " ", 0);
1097 return GPG_ERR_SYNTAX
;
1099 n
= find_root_element (client
->doc
, &req
, &rc
, NULL
, 0, 0);
1107 * No sub-node defined. Remove the entire node (root element).
1113 rc
= unlink_node (n
);
1122 find_elements (client
->doc
, n
->children
, req
+ 1, &rc
, NULL
, NULL
, NULL
,
1130 rc
= unlink_node (n
);
1138 delete_command (assuan_context_t ctx
, char *line
)
1140 struct client_s
*client
= assuan_get_pointer (ctx
);
1142 struct argv_s
*args
[] = {
1143 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
1147 rc
= parse_options (&line
, args
, client
);
1149 return send_error (ctx
, rc
);
1151 if (client
->opts
& OPT_INQUIRE
)
1153 unsigned char *result
;
1156 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
1158 return send_error (ctx
, rc
);
1160 line
= (char *) result
;
1163 rc
= do_delete (ctx
, line
);
1165 if (client
->opts
& OPT_INQUIRE
)
1168 return send_error (ctx
, rc
);
1172 store_command (assuan_context_t ctx
, char *line
)
1174 struct client_s
*client
= assuan_get_pointer (ctx
);
1177 unsigned char *result
;
1179 xmlNodePtr n
, parent
;
1181 char *content
= NULL
;
1183 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
1185 return send_error (ctx
, rc
);
1187 req
= str_split ((char *) result
, "\t", 0);
1191 return send_error (ctx
, GPG_ERR_SYNTAX
);
1193 len
= strv_length (req
);
1194 has_content
= line
[strlen (line
) - 1] != '\t' && len
> 1;
1195 if (*(req
+ 1) && !valid_element_path (req
, has_content
))
1198 return send_error (ctx
, GPG_ERR_INV_VALUE
);
1201 if (has_content
|| !*req
[len
- 1])
1204 content
= req
[len
- 1];
1205 req
[len
- 1] = NULL
;
1209 n
= find_root_element (client
->doc
, &req
, &rc
, NULL
, 0, 0);
1210 if (rc
&& rc
== GPG_ERR_ELEMENT_NOT_FOUND
)
1212 rc
= new_root_element (client
->doc
, *req
);
1216 return send_error (ctx
, GPG_ERR_SYNTAX
);
1225 return send_error (ctx
, rc
);
1230 if (req
[1] && *req
[1])
1233 parent
= create_elements_cb (n
, req
+ 1, &rc
, NULL
);
1235 parent
= find_elements (client
->doc
, n
->children
, req
+ 1, &rc
,
1236 NULL
, NULL
, create_elements_cb
, 0, 0, NULL
,
1242 n
= find_text_node (parent
->children
);
1244 xmlNodeSetContent (n
, (xmlChar
*) content
);
1246 xmlNodeAddContent (parent
, (xmlChar
*) content
);
1248 update_element_mtime (parent
);
1253 return send_error (ctx
, rc
);
1257 xfer_data (assuan_context_t ctx
, const char *line
, int total
)
1262 int progress
= config_get_integer ("global", "xfer_progress");
1266 progress
> 0 ? (progress
/ ASSUAN_LINELENGTH
) * ASSUAN_LINELENGTH
: 0;
1267 to_send
= total
< ASSUAN_LINELENGTH
? total
: ASSUAN_LINELENGTH
;
1268 rc
= send_status (ctx
, STATUS_XFER
, "%li %li", sent
, total
);
1276 if (sent
+ to_send
> total
)
1277 to_send
= total
- sent
;
1279 rc
= assuan_send_data (ctx
, flush
? NULL
: (char *) line
+ sent
,
1280 flush
? 0 : to_send
);
1283 sent
+= flush
? 0 : to_send
;
1285 if ((progress
&& !(sent
% progress
) && sent
!= total
) ||
1286 (sent
== total
&& flush
))
1287 rc
= send_status (ctx
, STATUS_XFER
, "%li %li", sent
, total
);
1289 if (!flush
&& !rc
&& sent
== total
)
1296 while (!rc
&& sent
< total
);
1302 do_get (assuan_context_t ctx
, char *line
)
1304 struct client_s
*client
= assuan_get_pointer (ctx
);
1309 req
= str_split (line
, "\t", 0);
1314 return GPG_ERR_SYNTAX
;
1317 n
= find_root_element (client
->doc
, &req
, &rc
, NULL
, 0, 0);
1326 find_elements (client
->doc
, n
->children
, req
+ 1, &rc
, NULL
, NULL
, NULL
,
1333 if (!n
|| !n
->children
)
1334 return GPG_ERR_NO_DATA
;
1336 n
= find_text_node (n
->children
);
1337 if (!n
|| !n
->content
|| !*n
->content
)
1338 return GPG_ERR_NO_DATA
;
1340 rc
= xfer_data (ctx
, (char *) n
->content
, xmlStrlen (n
->content
));
1345 get_command (assuan_context_t ctx
, char *line
)
1347 struct client_s
*client
= assuan_get_pointer (ctx
);
1349 struct argv_s
*args
[] = {
1350 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
1354 rc
= parse_options (&line
, args
, client
);
1356 return send_error (ctx
, rc
);
1358 if (client
->opts
& OPT_INQUIRE
)
1360 unsigned char *result
;
1363 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
1365 return send_error (ctx
, rc
);
1367 line
= (char *) result
;
1370 rc
= do_get (ctx
, line
);
1372 if (client
->opts
& OPT_INQUIRE
)
1375 return send_error (ctx
, rc
);
1378 static void list_command_cleanup1 (void *arg
);
1380 realpath_command (assuan_context_t ctx
, char *line
)
1382 struct string_s
*string
= NULL
;
1384 struct client_s
*client
= assuan_get_pointer (ctx
);
1385 struct argv_s
*args
[] = {
1386 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
1390 rc
= parse_options (&line
, args
, client
);
1392 return send_error (ctx
, rc
);
1394 if (client
->opts
& OPT_INQUIRE
)
1396 unsigned char *result
;
1399 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
1401 return send_error (ctx
, rc
);
1403 line
= (char *) result
;
1406 rc
= build_realpath (client
->doc
, line
, &string
);
1409 pthread_cleanup_push (list_command_cleanup1
, string
);
1410 rc
= xfer_data (ctx
, string
->str
, string
->len
);
1411 pthread_cleanup_pop (1);
1414 if (client
->opts
& OPT_INQUIRE
)
1417 return send_error (ctx
, rc
);
1421 list_command_cleanup1 (void *arg
)
1424 string_free ((struct string_s
*) arg
, 1);
1428 list_command_cleanup2 (void *arg
)
1430 struct element_list_s
*elements
= arg
;
1436 int total
= slist_length (elements
->list
);
1439 for (i
= 0; i
< total
; i
++)
1441 char *tmp
= slist_nth_data (elements
->list
, i
);
1445 slist_free (elements
->list
);
1448 if (elements
->prefix
)
1449 xfree (elements
->prefix
);
1452 strv_free (elements
->req
);
1459 parse_list_opt_norecurse (void *data
, void *value
)
1461 struct client_s
*client
= data
;
1463 client
->opts
&= ~(OPT_LIST_RECURSE
);
1468 parse_list_opt_verbose (void *data
, void *value
)
1470 struct client_s
*client
= data
;
1472 client
->opts
|= OPT_LIST_VERBOSE
;
1477 parse_list_opt_target (void *data
, void *value
)
1479 struct client_s
*client
= data
;
1481 client
->opts
|= OPT_LIST_WITH_TARGET
;
1486 parse_list_opt_all (void *data
, void *value
)
1488 struct client_s
*client
= data
;
1490 client
->opts
|= OPT_LIST_ALL
;
1495 list_path_once (struct client_s
*client
, char *line
,
1496 struct element_list_s
*elements
, struct string_s
*result
)
1500 elements
->req
= str_split (line
, " ", 0);
1502 strv_printf (&elements
->req
, "%s", line
);
1504 rc
= create_path_list (client
->doc
, elements
, *elements
->req
);
1505 if (rc
== GPG_ERR_ELOOP
&& elements
->verbose
)
1510 int total
= slist_length (elements
->list
);
1514 rc
= GPG_ERR_NO_DATA
;
1520 for (i
= 0; i
< total
; i
++)
1522 char *tmp
= slist_nth_data (elements
->list
, i
);
1524 string_append_printf (result
, "%s%s", tmp
,
1525 i
+ 1 == total
? "" : "\n");
1530 rc
= GPG_ERR_NO_DATA
;
1537 has_list_flag (char *path
, char *flags
)
1541 while (*p
&& *++p
!= ' ');
1550 for (f
= flags
; *f
&& *f
!= ' '; f
++)
1561 do_list (assuan_context_t ctx
, char *line
)
1563 struct client_s
*client
= assuan_get_pointer (ctx
);
1565 struct element_list_s
*elements
= NULL
;
1567 elements
= xcalloc (1, sizeof (struct element_list_s
));
1569 return GPG_ERR_ENOMEM
;
1571 elements
->recurse
= client
->opts
& OPT_LIST_RECURSE
;
1573 (client
->opts
& OPT_LIST_VERBOSE
) | (client
->opts
& OPT_LIST_WITH_TARGET
);
1574 elements
->with_target
= client
->opts
& OPT_LIST_WITH_TARGET
;
1576 if (!line
|| !*line
)
1578 struct string_s
*str
= NULL
;
1580 pthread_cleanup_push (list_command_cleanup2
, elements
);
1581 rc
= list_root_elements (client
->doc
, &str
, elements
->verbose
,
1582 elements
->with_target
);
1583 pthread_cleanup_pop (1);
1584 pthread_cleanup_push (list_command_cleanup1
, str
);
1588 if (client
->opts
& OPT_LIST_ALL
)
1590 char **roots
= str_split (str
->str
, "\n", 0);
1593 pthread_cleanup_push (req_cleanup
, roots
);
1594 string_truncate (str
, 0);
1596 for (p
= roots
; *p
; p
++)
1598 if (strchr (*p
, ' '))
1600 if (has_list_flag (*p
, "EO"))
1602 string_append_printf (str
, "%s%s", *p
,
1603 *(p
+ 1) ? "\n" : "");
1608 elements
= xcalloc (1, sizeof (struct element_list_s
));
1611 rc
= GPG_ERR_ENOMEM
;
1615 elements
->recurse
= client
->opts
& OPT_LIST_RECURSE
;
1617 (client
->opts
& OPT_LIST_VERBOSE
) | (client
->opts
&
1618 OPT_LIST_WITH_TARGET
);
1619 elements
->with_target
= client
->opts
& OPT_LIST_WITH_TARGET
;
1620 pthread_cleanup_push (list_command_cleanup2
, elements
);
1621 rc
= list_path_once (client
, *p
, elements
, str
);
1622 pthread_cleanup_pop (1);
1627 string_append (str
, "\n");
1630 pthread_cleanup_pop (1);
1634 rc
= xfer_data (ctx
, str
->str
, str
->len
);
1637 pthread_cleanup_pop (1);
1641 pthread_cleanup_push (list_command_cleanup2
, elements
);
1642 struct string_s
*str
= string_new (NULL
);
1643 pthread_cleanup_push (list_command_cleanup1
, str
);
1644 rc
= list_path_once (client
, line
, elements
, str
);
1646 rc
= xfer_data (ctx
, str
->str
, str
->len
);
1648 pthread_cleanup_pop (1);
1649 pthread_cleanup_pop (1);
1654 list_command (assuan_context_t ctx
, char *line
)
1656 struct client_s
*client
= assuan_get_pointer (ctx
);
1658 struct argv_s
*args
[] = {
1659 &(struct argv_s
) {"no-recurse", OPTION_TYPE_NOARG
,
1660 parse_list_opt_norecurse
},
1661 &(struct argv_s
) {"verbose", OPTION_TYPE_NOARG
, parse_list_opt_verbose
},
1662 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
1663 &(struct argv_s
) {"with-target", OPTION_TYPE_NOARG
,
1664 parse_list_opt_target
},
1665 &(struct argv_s
) {"all", OPTION_TYPE_NOARG
, parse_list_opt_all
},
1669 if (disable_list_and_dump
== 1)
1670 return send_error (ctx
, GPG_ERR_NOT_IMPLEMENTED
);
1672 client
->opts
|= OPT_LIST_RECURSE
;
1673 rc
= parse_options (&line
, args
, client
);
1675 return send_error (ctx
, rc
);
1677 if (client
->opts
& OPT_LIST_ALL
)
1678 client
->opts
|= OPT_LIST_RECURSE
| OPT_LIST_VERBOSE
;
1680 if (client
->opts
& OPT_INQUIRE
)
1682 unsigned char *result
;
1685 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
1687 return send_error (ctx
, rc
);
1689 line
= (char *) result
;
1692 rc
= do_list (ctx
, line
);
1694 if (client
->opts
& OPT_INQUIRE
)
1697 return send_error (ctx
, rc
);
1701 * req[0] - element path
1704 attribute_list (assuan_context_t ctx
, char **req
)
1706 struct client_s
*client
= assuan_get_pointer (ctx
);
1707 char **attrlist
= NULL
;
1715 if (!req
|| !req
[0])
1716 return GPG_ERR_SYNTAX
;
1718 if ((path
= str_split (req
[0], "\t", 0)) == NULL
)
1721 * The first argument may be only a root element.
1723 if ((path
= str_split (req
[0], " ", 0)) == NULL
)
1724 return GPG_ERR_SYNTAX
;
1727 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 0);
1737 n
= find_elements (client
->doc
, n
->children
, path
+ 1, &rc
,
1738 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
1749 for (a
= n
->properties
; a
; a
= a
->next
)
1753 if ((pa
= xrealloc (attrlist
, (i
+ 2) * sizeof (char *))) == NULL
)
1756 strv_free (attrlist
);
1758 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
1759 pwmd_strerror (GPG_ERR_ENOMEM
));
1760 return GPG_ERR_ENOMEM
;
1765 attrlist
[i
] = str_asprintf ("%s %s", (char *) a
->name
,
1767 && an
->content
? (char *) an
->content
: "");
1771 strv_free (attrlist
);
1772 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
1773 pwmd_strerror (GPG_ERR_ENOMEM
));
1774 return GPG_ERR_ENOMEM
;
1777 attrlist
[++i
] = NULL
;
1781 return GPG_ERR_NO_DATA
;
1783 line
= strv_join ("\n", attrlist
);
1787 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
1788 pwmd_strerror (GPG_ERR_ENOMEM
));
1789 strv_free (attrlist
);
1790 return GPG_ERR_ENOMEM
;
1793 pthread_cleanup_push (xfree
, line
);
1794 pthread_cleanup_push (req_cleanup
, attrlist
);
1795 rc
= xfer_data (ctx
, line
, strlen (line
));
1796 pthread_cleanup_pop (1);
1797 pthread_cleanup_pop (1);
1802 * req[0] - attribute
1803 * req[1] - element path
1806 attribute_delete (struct client_s
*client
, char **req
)
1812 if (!req
|| !req
[0] || !req
[1])
1813 return GPG_ERR_SYNTAX
;
1815 if (!strcmp (req
[0], "_name"))
1816 return GPG_ERR_INV_ATTR
;
1818 if ((path
= str_split (req
[1], "\t", 0)) == NULL
)
1821 * The first argument may be only a root element.
1823 if ((path
= str_split (req
[1], " ", 0)) == NULL
)
1824 return GPG_ERR_SYNTAX
;
1827 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 0);
1833 n
= find_elements (client
->doc
, n
->children
, path
+ 1, &rc
,
1834 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
1839 rc
= delete_attribute (n
, (xmlChar
*) req
[0]);
1847 create_element_path (struct client_s
*client
,
1848 char ***elements
, gpg_error_t
* rc
, xmlNodePtr parent
)
1850 char **req
= *elements
;
1851 char **req_orig
= strv_dup (req
);
1852 xmlNodePtr n
= NULL
;
1858 *rc
= GPG_ERR_ENOMEM
;
1859 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
1860 pwmd_strerror (GPG_ERR_ENOMEM
));
1865 n
= find_root_element (client
->doc
, &req
, rc
, NULL
, 0, 0);
1868 if (*rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
1871 *rc
= new_root_element (client
->doc
, req
[0]);
1877 else if (n
== parent
)
1879 *rc
= GPG_ERR_CONFLICT
;
1886 n
= create_target_elements_cb (n
, req
+ 1, rc
, NULL
);
1888 n
= find_elements (client
->doc
, n
->children
, req
+ 1, rc
, NULL
, NULL
,
1889 create_target_elements_cb
, 0, 0, parent
, 0);
1895 * Reset the position of the element tree now that the elements
1896 * have been created.
1901 n
= find_root_element (client
->doc
, &req
, rc
, NULL
, 0, 0);
1905 n
= find_elements (client
->doc
, n
->children
, req
+ 1, rc
,
1906 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
1913 strv_free (req_orig
);
1920 * Creates a "target" attribute. When other commands encounter an element with
1921 * this attribute, the element path is modified to the target value. If the
1922 * source element path doesn't exist when using 'ATTR SET target', it is
1923 * created, but the destination element path must exist.
1925 * req[0] - source element path
1926 * req[1] - destination element path
1929 target_attribute (struct client_s
*client
, char **req
)
1931 char **src
, **dst
, *line
= NULL
, **odst
= NULL
;
1935 if (!req
|| !req
[0] || !req
[1])
1936 return GPG_ERR_SYNTAX
;
1938 if ((src
= str_split (req
[0], "\t", 0)) == NULL
)
1941 * The first argument may be only a root element.
1943 if ((src
= str_split (req
[0], " ", 0)) == NULL
)
1944 return GPG_ERR_SYNTAX
;
1947 if (!valid_element_path (src
, 0))
1948 return GPG_ERR_INV_VALUE
;
1950 if ((dst
= str_split (req
[1], "\t", 0)) == NULL
)
1953 * The first argument may be only a root element.
1955 if ((dst
= str_split (req
[1], " ", 0)) == NULL
)
1957 rc
= GPG_ERR_SYNTAX
;
1962 odst
= strv_dup (dst
);
1965 rc
= GPG_ERR_ENOMEM
;
1969 n
= find_root_element (client
->doc
, &dst
, &rc
, NULL
, 0, 0);
1971 * Make sure the destination element path exists.
1978 n
= find_elements (client
->doc
, n
->children
, dst
+ 1, &rc
,
1979 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
1984 rc
= validate_target_attribute (client
->doc
, req
[0], n
);
1985 if (rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
1988 n
= create_element_path (client
, &src
, &rc
, NULL
);
1992 line
= strv_join ("\t", odst
);
1995 rc
= GPG_ERR_ENOMEM
;
1999 rc
= add_attribute (n
, "target", line
);
2010 * req[0] - attribute
2011 * req[1] - element path
2014 attribute_get (assuan_context_t ctx
, char **req
)
2016 struct client_s
*client
= assuan_get_pointer (ctx
);
2022 if (!req
|| !req
[0] || !req
[1])
2023 return GPG_ERR_SYNTAX
;
2025 if (strchr (req
[1], '\t'))
2027 if ((path
= str_split (req
[1], "\t", 0)) == NULL
)
2028 return GPG_ERR_SYNTAX
;
2032 if ((path
= str_split (req
[1], " ", 0)) == NULL
)
2033 return GPG_ERR_SYNTAX
;
2036 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 0);
2043 n
= find_elements (client
->doc
, n
->children
, path
+ 1, &rc
,
2044 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
2052 if ((a
= xmlGetProp (n
, (xmlChar
*) req
[0])) == NULL
)
2053 return GPG_ERR_NOT_FOUND
;
2055 pthread_cleanup_push (xmlFree
, a
);
2058 rc
= xfer_data (ctx
, (char *) a
, xmlStrlen (a
));
2060 rc
= GPG_ERR_NO_DATA
;
2062 pthread_cleanup_pop (1);
2071 * req[0] - attribute
2072 * req[1] - element path
2076 attribute_set (struct client_s
*client
, char **req
)
2082 if (!req
|| !req
[0] || !req
[1])
2083 return GPG_ERR_SYNTAX
;
2086 * Reserved attribute names.
2088 if (!strcmp (req
[0], "_name"))
2089 return GPG_ERR_INV_ATTR
;
2090 else if (!strcmp (req
[0], "target"))
2091 return target_attribute (client
, req
+ 1);
2093 if ((path
= str_split (req
[1], "\t", 0)) == NULL
)
2096 * The first argument may be only a root element.
2098 if ((path
= str_split (req
[1], " ", 0)) == NULL
)
2099 return GPG_ERR_SYNTAX
;
2102 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 0);
2109 n
= find_elements (client
->doc
, n
->children
, path
+ 1, &rc
,
2110 NULL
, NULL
, NULL
, 0, 0, NULL
, 0);
2116 rc
= add_attribute (n
, req
[0], req
[2]);
2125 * req[1] - attribute name or element path if command is LIST
2126 * req[2] - element path
2127 * req[2] - element path or value
2131 do_attr (assuan_context_t ctx
, char *line
)
2133 struct client_s
*client
= assuan_get_pointer (ctx
);
2137 req
= str_split (line
, " ", 4);
2138 if (!req
|| !req
[0] || !req
[1])
2141 return GPG_ERR_SYNTAX
;
2144 pthread_cleanup_push (req_cleanup
, req
);
2146 if (strcasecmp (req
[0], "SET") == 0)
2147 rc
= attribute_set (client
, req
+ 1);
2148 else if (strcasecmp (req
[0], "GET") == 0)
2149 rc
= attribute_get (ctx
, req
+ 1);
2150 else if (strcasecmp (req
[0], "DELETE") == 0)
2151 rc
= attribute_delete (client
, req
+ 1);
2152 else if (strcasecmp (req
[0], "LIST") == 0)
2153 rc
= attribute_list (ctx
, req
+ 1);
2155 rc
= GPG_ERR_SYNTAX
;
2157 pthread_cleanup_pop (1);
2162 attr_command (assuan_context_t ctx
, char *line
)
2164 struct client_s
*client
= assuan_get_pointer (ctx
);
2166 struct argv_s
*args
[] = {
2167 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
2171 rc
= parse_options (&line
, args
, client
);
2173 return send_error (ctx
, rc
);
2175 if (client
->opts
& OPT_INQUIRE
)
2177 unsigned char *result
;
2180 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
2182 return send_error (ctx
, rc
);
2184 line
= (char *) result
;
2187 rc
= do_attr (ctx
, line
);
2189 if (client
->opts
& OPT_INQUIRE
)
2192 return send_error (ctx
, rc
);
2196 parse_iscached_opt_lock (void *data
, void *value
)
2198 struct client_s
*client
= data
;
2201 client
->opts
|= OPT_LOCK
;
2206 iscached_command (assuan_context_t ctx
, char *line
)
2208 struct client_s
*client
= assuan_get_pointer (ctx
);
2210 unsigned char md5file
[16];
2211 struct argv_s
*args
[] = {
2212 &(struct argv_s
) {"lock", OPTION_TYPE_NOARG
, parse_iscached_opt_lock
},
2216 if (!line
|| !*line
)
2217 return send_error (ctx
, GPG_ERR_SYNTAX
);
2219 rc
= parse_options (&line
, args
, client
);
2221 return send_error (ctx
, rc
);
2222 else if (!valid_filename (line
))
2223 return send_error (ctx
, GPG_ERR_INV_VALUE
);
2225 rc
= cache_iscached (line
, NULL
);
2226 if (client
->opts
& OPT_LOCK
2227 && (!rc
|| gpg_err_code (rc
) == GPG_ERR_NO_DATA
))
2229 gpg_error_t trc
= rc
;
2230 gcry_md_hash_buffer (GCRY_MD_MD5
, md5file
, line
, strlen (line
));
2231 if (memcmp (md5file
, client
->md5file
, 16))
2232 cleanup_client (client
);
2234 memcpy (client
->md5file
, md5file
, 16);
2235 rc
= do_lock (client
, 1);
2240 return send_error (ctx
, rc
);
2244 clearcache_command (assuan_context_t ctx
, char *line
)
2246 gpg_error_t rc
= 0, all_rc
= 0;
2247 unsigned char md5file
[16];
2251 struct client_thread_s
*once
= NULL
;
2254 MUTEX_LOCK (&cn_mutex
);
2255 pthread_cleanup_push (cleanup_mutex_cb
, &cn_mutex
);
2257 if (!line
|| !*line
)
2260 t
= slist_length (cn_thread_list
);
2262 for (i
= 0; i
< t
; i
++)
2264 struct client_thread_s
*thd
= slist_nth_data (cn_thread_list
, i
);
2265 assuan_peercred_t peer
;
2270 /* Lock each connected clients' file mutex to prevent any other client
2271 * from accessing the cache entry (the file mutex is locked upon
2272 * command startup). The cache for the entry is not cleared if the
2273 * file mutex is locked by another client to prevent this function
2278 if (thd
->cl
->filename
)
2280 rc
= do_validate_peer (ctx
, thd
->cl
->filename
, &peer
);
2281 all_rc
= !all_rc
? rc
: all_rc
;
2289 rc
= cache_lock_mutex (thd
->cl
->ctx
, thd
->cl
->md5file
, -1, 0, -1);
2290 if (gpg_err_code (rc
) == GPG_ERR_LOCKED
)
2292 if (pthread_equal (pthread_self (), thd
->tid
))
2296 if (!thd
->cl
->filename
||
2297 cache_iscached (thd
->cl
->filename
,
2298 NULL
) == GPG_ERR_NO_DATA
)
2304 cache_defer_clear (thd
->cl
->md5file
);
2307 else if (gpg_err_code (rc
) == GPG_ERR_NO_DATA
)
2315 rc
= cache_clear (thd
->cl
->md5file
);
2316 cache_unlock_mutex (thd
->cl
->md5file
, 0);
2324 /* A single data filename was specified. Lock only this data file
2325 * mutex and free the cache entry. */
2328 gcry_md_hash_buffer (GCRY_MD_MD5
, md5file
, line
, strlen (line
));
2329 rc
= do_validate_peer (ctx
, line
, &peer
);
2331 if (!rc
&& !memcmp (thd
->cl
->md5file
, md5file
, sizeof (md5file
)))
2333 rc
= cache_lock_mutex (thd
->cl
->ctx
, thd
->cl
->md5file
, -1, 0,
2335 if (gpg_err_code (rc
) == GPG_ERR_LOCKED
)
2337 if (pthread_equal (pthread_self (), thd
->tid
))
2344 rc
= cache_clear (thd
->cl
->md5file
);
2345 cache_unlock_mutex (thd
->cl
->md5file
, 0);
2349 cache_defer_clear (thd
->cl
->md5file
);
2357 /* Only connected clients' cache entries have been cleared. Now clear any
2358 * remaining cache entries without clients but only if there wasn't an
2359 * error from above since this would defeat the locking check of the
2360 * remaining entries. */
2366 /* No clients are using the specified file. */
2367 else if (!all_rc
&& !rc
&& !once
)
2369 gcry_md_hash_buffer (GCRY_MD_MD5
, md5file
, line
, strlen (line
));
2370 rc
= cache_clear (md5file
);
2373 /* Release the connection mutex. */
2374 pthread_cleanup_pop (1);
2378 send_status_all (STATUS_CACHE
, NULL
);
2380 /* One or more files were locked while clearing all cache entries. */
2384 return send_error (ctx
, rc
);
2388 cachetimeout_command (assuan_context_t ctx
, char *line
)
2390 unsigned char md5file
[16];
2392 char **req
= str_split (line
, " ", 0);
2395 assuan_peercred_t peer
;
2397 if (!req
|| !*req
|| !req
[1])
2400 return send_error (ctx
, GPG_ERR_SYNTAX
);
2404 timeout
= (int) strtol (req
[1], &p
, 10);
2405 if (errno
!= 0 || *p
|| timeout
< -1)
2408 return send_error (ctx
, GPG_ERR_SYNTAX
);
2411 rc
= do_validate_peer (ctx
, req
[0], &peer
);
2414 gcry_md_hash_buffer (GCRY_MD_MD5
, md5file
, req
[0], strlen (req
[0]));
2415 rc
= cache_set_timeout (md5file
, timeout
);
2416 if (!rc
|| gpg_err_code (rc
) == GPG_ERR_NOT_FOUND
)
2419 MUTEX_LOCK (&rcfile_mutex
);
2420 config_set_int_param (&global_config
, req
[0], "cache_timeout",
2422 MUTEX_UNLOCK (&rcfile_mutex
);
2427 return send_error (ctx
, rc
);
2431 dump_command (assuan_context_t ctx
, char *line
)
2435 struct client_s
*client
= assuan_get_pointer (ctx
);
2438 if (disable_list_and_dump
== 1)
2439 return send_error (ctx
, GPG_ERR_NOT_IMPLEMENTED
);
2441 xmlDocDumpFormatMemory (client
->doc
, &xml
, &len
, 1);
2445 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
2446 pwmd_strerror (GPG_ERR_ENOMEM
));
2447 return send_error (ctx
, GPG_ERR_ENOMEM
);
2450 pthread_cleanup_push (xmlFree
, xml
);
2451 rc
= xfer_data (ctx
, (char *) xml
, len
);
2452 pthread_cleanup_pop (1);
2453 return send_error (ctx
, rc
);
2457 getconfig_command (assuan_context_t ctx
, char *line
)
2459 struct client_s
*client
= assuan_get_pointer (ctx
);
2461 char filename
[255] = { 0 }, param
[747] = { 0 };
2462 char *p
, *tmp
= NULL
, *fp
= client
->filename
, *paramp
= line
;
2464 if (!line
|| !*line
)
2465 return send_error (ctx
, GPG_ERR_SYNTAX
);
2467 if (strchr (line
, ' '))
2469 sscanf (line
, " %254[^ ] %746c", filename
, param
);
2474 if (fp
&& !valid_filename (fp
))
2475 return send_error (ctx
, GPG_ERR_INV_VALUE
);
2477 paramp
= str_down (paramp
);
2478 if (!strcmp (paramp
, "cipher") && fp
)
2480 struct crypto_s
*crypto
= NULL
;
2482 rc
= init_client_crypto (&crypto
);
2485 rc
= read_data_header (fp
, &crypto
->hdr
, NULL
, NULL
);
2489 gcry_cipher_algo_name (cipher_to_gcrypt (crypto
->hdr
.flags
));
2499 UPDATE_AGENT_CTX (client
, crypto
);
2500 cleanup_crypto (&crypto
);
2501 if (rc
&& gpg_err_code (rc
) != GPG_ERR_ENOENT
)
2502 return send_error (ctx
, rc
);
2507 else if (!strcmp (paramp
, "cipher_iterations") && fp
)
2509 struct crypto_s
*crypto
= NULL
;
2511 rc
= init_client_crypto (&crypto
);
2514 rc
= read_data_header (fp
, &crypto
->hdr
, NULL
, NULL
);
2517 tmp
= str_asprintf ("%llu",
2518 (unsigned long long) crypto
->hdr
.
2521 rc
= GPG_ERR_ENOMEM
;
2525 UPDATE_AGENT_CTX (client
, crypto
);
2526 cleanup_crypto (&crypto
);
2527 if (rc
&& gpg_err_code (rc
) != GPG_ERR_ENOENT
)
2528 return send_error (ctx
, rc
);
2533 else if (!strcmp (paramp
, "passphrase"))
2534 return send_error (ctx
, GPG_ERR_UNKNOWN_OPTION
);
2536 p
= config_get_value (fp
? fp
: "global", paramp
);
2538 return send_error (ctx
, GPG_ERR_UNKNOWN_OPTION
);
2540 tmp
= expand_homedir (p
);
2544 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
2545 pwmd_strerror (GPG_ERR_ENOMEM
));
2546 return send_error (ctx
, GPG_ERR_ENOMEM
);
2551 pthread_cleanup_push (xfree
, p
);
2552 rc
= xfer_data (ctx
, p
, strlen (p
));
2553 pthread_cleanup_pop (1);
2554 return send_error (ctx
, rc
);
2559 xmlXPathContextPtr xp
;
2560 xmlXPathObjectPtr result
;
2566 xpath_command_cleanup (void *arg
)
2568 struct xpath_s
*xpath
= arg
;
2573 req_cleanup (xpath
->req
);
2576 xmlBufferFree (xpath
->buf
);
2579 xmlXPathFreeObject (xpath
->result
);
2582 xmlXPathFreeContext (xpath
->xp
);
2586 do_xpath (assuan_context_t ctx
, char *line
)
2589 struct client_s
*client
= assuan_get_pointer (ctx
);
2590 struct xpath_s _x
= { 0 };
2591 struct xpath_s
*xpath
= &_x
;
2593 if ((xpath
->req
= str_split (line
, "\t", 2)) == NULL
)
2595 if (strv_printf (&xpath
->req
, "%s", line
) == 0)
2596 return GPG_ERR_ENOMEM
;
2599 xpath
->xp
= xmlXPathNewContext (client
->doc
);
2602 rc
= GPG_ERR_BAD_DATA
;
2607 xmlXPathEvalExpression ((xmlChar
*) xpath
->req
[0], xpath
->xp
);
2610 rc
= GPG_ERR_BAD_DATA
;
2614 if (xmlXPathNodeSetIsEmpty (xpath
->result
->nodesetval
))
2616 rc
= GPG_ERR_ELEMENT_NOT_FOUND
;
2620 rc
= recurse_xpath_nodeset (client
->doc
, xpath
->result
->nodesetval
,
2621 (xmlChar
*) xpath
->req
[1], &xpath
->buf
, 0,
2625 else if (!xpath
->req
[1] && !xmlBufferLength (xpath
->buf
))
2627 rc
= GPG_ERR_NO_DATA
;
2630 else if (xpath
->req
[1])
2636 pthread_cleanup_push (xpath_command_cleanup
, &xpath
);
2637 rc
= xfer_data (ctx
, (char *) xmlBufferContent (xpath
->buf
),
2638 xmlBufferLength (xpath
->buf
));
2639 pthread_cleanup_pop (0);
2641 xpath_command_cleanup (xpath
);
2646 xpath_command (assuan_context_t ctx
, char *line
)
2648 struct client_s
*client
= assuan_get_pointer (ctx
);
2650 struct argv_s
*args
[] = {
2651 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
2655 if (disable_list_and_dump
== 1)
2656 return send_error (ctx
, GPG_ERR_NOT_IMPLEMENTED
);
2658 rc
= parse_options (&line
, args
, client
);
2660 return send_error (ctx
, rc
);
2662 if (client
->opts
& OPT_INQUIRE
)
2664 unsigned char *result
;
2667 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
2669 return send_error (ctx
, rc
);
2671 line
= (char *) result
;
2674 if (!line
|| !*line
)
2675 rc
= GPG_ERR_SYNTAX
;
2678 rc
= do_xpath (ctx
, line
);
2680 if (client
->opts
& OPT_INQUIRE
)
2683 return send_error (ctx
, rc
);
2687 do_xpathattr (assuan_context_t ctx
, char *line
)
2689 struct client_s
*client
= assuan_get_pointer (ctx
);
2693 struct xpath_s _x
= { 0 };
2694 struct xpath_s
*xpath
= &_x
;
2696 if ((req
= str_split (line
, " ", 3)) == NULL
)
2697 return GPG_ERR_ENOMEM
;
2701 rc
= GPG_ERR_SYNTAX
;
2705 if (!strcasecmp (req
[0], "SET"))
2707 else if (!strcasecmp (req
[0], "DELETE"))
2711 rc
= GPG_ERR_SYNTAX
;
2715 if (!req
[1] || !req
[2])
2717 rc
= GPG_ERR_SYNTAX
;
2721 if ((xpath
->req
= str_split (req
[2], "\t", 3)) == NULL
)
2723 rc
= GPG_ERR_ENOMEM
;
2727 if (!xpath
->req
[0] || (!xpath
->req
[1] && !cmd
) || (xpath
->req
[1] && cmd
))
2729 rc
= GPG_ERR_SYNTAX
;
2733 xpath
->xp
= xmlXPathNewContext (client
->doc
);
2736 rc
= GPG_ERR_BAD_DATA
;
2740 xpath
->result
= xmlXPathEvalExpression ((xmlChar
*) xpath
->req
[0], xpath
->xp
);
2743 rc
= GPG_ERR_BAD_DATA
;
2747 if (xmlXPathNodeSetIsEmpty (xpath
->result
->nodesetval
))
2749 rc
= GPG_ERR_ELEMENT_NOT_FOUND
;
2753 rc
= recurse_xpath_nodeset (client
->doc
, xpath
->result
->nodesetval
,
2754 (xmlChar
*) xpath
->req
[1], &xpath
->buf
, cmd
,
2755 (xmlChar
*) req
[1]);
2758 xpath_command_cleanup (xpath
);
2763 /* XPATHATTR SET|DELETE <name> <expression>[<TAB>[value]] */
2765 xpathattr_command (assuan_context_t ctx
, char *line
)
2767 struct client_s
*client
= assuan_get_pointer (ctx
);
2769 struct argv_s
*args
[] = {
2770 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
2774 if (disable_list_and_dump
== 1)
2775 return send_error (ctx
, GPG_ERR_NOT_IMPLEMENTED
);
2777 rc
= parse_options (&line
, args
, client
);
2779 return send_error (ctx
, rc
);
2781 if (client
->opts
& OPT_INQUIRE
)
2783 unsigned char *result
;
2786 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
2788 return send_error (ctx
, rc
);
2790 line
= (char *) result
;
2793 if (!line
|| !*line
)
2794 rc
= GPG_ERR_SYNTAX
;
2797 rc
= do_xpathattr (ctx
, line
);
2799 if (client
->opts
& OPT_INQUIRE
)
2802 return send_error (ctx
, rc
);
2806 do_import (struct client_s
*client
, const char *root_element
,
2807 unsigned char *content
)
2809 char **dst_path
= NULL
;
2810 xmlDocPtr doc
= NULL
;
2811 xmlNodePtr n
, root
, copy
;
2814 if (!content
|| !*content
)
2817 return GPG_ERR_SYNTAX
;
2821 dst_path
= str_split (root_element
, "\t", 0);
2823 if (dst_path
&& !valid_element_path (dst_path
, 0))
2826 strv_free (dst_path
);
2828 return GPG_ERR_INV_VALUE
;
2831 struct string_s
*str
= string_new_content ((char *)content
);
2832 str
= string_prepend (str
, "<pwmd>");
2833 str
= string_append (str
, "</pwmd>");
2834 doc
= xmlReadDoc ((xmlChar
*) str
->str
, NULL
, "UTF-8", XML_PARSE_NOBLANKS
);
2835 string_free (str
, 1);
2838 rc
= GPG_ERR_BAD_DATA
;
2842 root
= xmlDocGetRootElement (doc
);
2843 xmlNodePtr root_orig
= root
->children
;
2844 root
= root
->children
;
2845 rc
= validate_import (root
);
2854 char **path
= strv_dup (dst_path
);
2857 log_write ("%s(%i): %s", __FILE__
, __LINE__
,
2858 pwmd_strerror (GPG_ERR_ENOMEM
));
2859 rc
= GPG_ERR_ENOMEM
;
2863 xmlChar
*a
= xmlGetProp (root
, (xmlChar
*) "_name");
2867 rc
= GPG_ERR_ENOMEM
;
2871 if (strv_printf (&path
, "%s", (char *) a
) == 0)
2874 rc
= GPG_ERR_ENOMEM
;
2879 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 0);
2880 if (rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
2888 n
= find_elements (client
->doc
, n
->children
, path
+ 1, &rc
,
2889 NULL
, NULL
, NULL
, 0, 0, NULL
, 1);
2890 if (rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
2905 if (rc
== GPG_ERR_ELEMENT_NOT_FOUND
)
2907 n
= create_element_path (client
, &path
, &rc
, NULL
);
2914 copy
= xmlCopyNodeList (root
->children
);
2915 n
= xmlAddChildList (n
, copy
);
2917 rc
= GPG_ERR_ENOMEM
;
2926 /* Check if the content root element can create a DTD root element. */
2927 if (!xmlStrEqual ((xmlChar
*) "element", root
->name
))
2929 rc
= GPG_ERR_SYNTAX
;
2935 if ((a
= xmlGetProp (root
, (xmlChar
*) "_name")) == NULL
)
2937 rc
= GPG_ERR_SYNTAX
;
2941 char *tmp
= str_dup ((char *) a
);
2943 int literal
= is_literal_element (&tmp
);
2945 if (!valid_xml_element ((xmlChar
*) tmp
) || literal
)
2948 rc
= GPG_ERR_INV_VALUE
;
2952 if (strv_printf (&path
, "%s", tmp
) == 0)
2955 rc
= GPG_ERR_ENOMEM
;
2960 n
= find_root_element (client
->doc
, &path
, &rc
, NULL
, 0, 1);
2961 if (rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
2963 rc
= GPG_ERR_BAD_DATA
;
2967 /* Overwriting the existing tree. */
2971 xmlFreeNodeList (n
);
2975 xmlSetProp (root
, (xmlChar
*) "_name", (xmlChar
*) path
[0]);
2976 n
= xmlCopyNode (root
, 1);
2977 n
= xmlAddChildList (xmlDocGetRootElement (client
->doc
), n
);
2982 rc
= update_element_mtime (n
->parent
);
2984 for (root
= root_orig
->next
; root
; root
= root
->next
)
2986 if (root
->type
== XML_ELEMENT_NODE
)
2999 strv_free (dst_path
);
3005 parse_import_opt_root (void *data
, void *value
)
3007 struct client_s
*client
= data
;
3009 client
->import_root
= str_dup (value
);
3010 return client
->import_root
? 0 : GPG_ERR_ENOMEM
;
3014 import_command (assuan_context_t ctx
, char *line
)
3017 struct client_s
*client
= assuan_get_pointer (ctx
);
3018 unsigned char *result
;
3020 struct argv_s
*args
[] = {
3021 &(struct argv_s
) {"root", OPTION_TYPE_ARG
, parse_import_opt_root
},
3025 xfree (client
->import_root
);
3026 client
->import_root
= NULL
;
3027 rc
= parse_options (&line
, args
, client
);
3029 return send_error (ctx
, rc
);
3031 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
3033 return send_error (ctx
, rc
);
3035 rc
= do_import (client
, client
->import_root
, result
);
3036 xfree (client
->import_root
);
3037 client
->import_root
= NULL
;
3038 return send_error (ctx
, rc
);
3042 do_lock (struct client_s
*client
, int add
)
3044 gpg_error_t rc
= lock_file_mutex (client
, add
);
3047 client
->flags
|= FLAG_LOCK_CMD
;
3053 lock_command (assuan_context_t ctx
, char *line
)
3055 struct client_s
*client
= assuan_get_pointer (ctx
);
3056 gpg_error_t rc
= do_lock (client
, 0);
3058 return send_error (ctx
, rc
);
3062 unlock_command (assuan_context_t ctx
, char *line
)
3064 struct client_s
*client
= assuan_get_pointer (ctx
);
3067 rc
= unlock_file_mutex (client
, 0);
3068 return send_error (ctx
, rc
);
3072 option_command (assuan_context_t ctx
, char *line
)
3074 struct client_s
*client
= assuan_get_pointer (ctx
);
3076 struct pinentry_option_s
*pin_opts
= &client
->pinentry_opts
;
3078 struct agent_s
*agent
= client
->crypto
->agent
;
3080 char namebuf
[255] = { 0 };
3081 char *name
= namebuf
;
3082 char *value
= NULL
, *p
;
3084 p
= strchr (line
, '=');
3086 strncpy (namebuf
, line
, sizeof(namebuf
));
3089 strncpy (namebuf
, line
, strlen (line
)-strlen (p
));
3093 log_write1 ("OPTION name='%s' value='%s'", name
, value
);
3095 if (strcasecmp (name
, (char *) "log_level") == 0)
3101 l
= strtol (value
, NULL
, 10);
3104 return send_error (ctx
, GPG_ERR_INV_VALUE
);
3107 MUTEX_LOCK (&rcfile_mutex
);
3108 config_set_int_param (&global_config
, "global", "log_level", value
);
3109 MUTEX_UNLOCK (&rcfile_mutex
);
3112 else if (strcasecmp (name
, (char *) "lock-timeout") == 0)
3119 n
= strtol (value
, &p
, 10);
3121 return send_error (ctx
, GPG_ERR_INV_VALUE
);
3124 client
->lock_timeout
= n
;
3127 else if (strcasecmp (name
, (char *) "NAME") == 0)
3129 char *tmp
= pthread_getspecific (thread_name_key
);
3134 if (!value
|| !*value
)
3136 pthread_setspecific (thread_name_key
, str_dup (""));
3140 pthread_setspecific (thread_name_key
, str_dup (value
));
3143 else if (strcasecmp (name
, (char *) "lc-messages") == 0)
3145 xfree (pin_opts
->lc_messages
);
3146 pin_opts
->lc_messages
= NULL
;
3147 if (value
&& *value
)
3148 pin_opts
->lc_messages
= str_dup (value
);
3151 rc
= set_agent_option (client
->crypto
->agent
, "lc-messages", value
);
3154 else if (strcasecmp (name
, (char *) "lc-ctype") == 0)
3156 xfree (pin_opts
->lc_ctype
);
3157 pin_opts
->lc_ctype
= NULL
;
3158 if (value
&& *value
)
3159 pin_opts
->lc_ctype
= str_dup (value
);
3162 rc
= set_agent_option (client
->crypto
->agent
, "lc-ctype", value
);
3165 else if (strcasecmp (name
, (char *) "ttyname") == 0)
3167 xfree (pin_opts
->ttyname
);
3168 pin_opts
->ttyname
= NULL
;
3169 if (value
&& *value
)
3170 pin_opts
->ttyname
= str_dup (value
);
3173 rc
= set_agent_option (client
->crypto
->agent
, "ttyname", value
);
3176 else if (strcasecmp (name
, (char *) "ttytype") == 0)
3178 xfree (pin_opts
->ttytype
);
3179 pin_opts
->ttytype
= NULL
;
3180 if (value
&& *value
)
3181 pin_opts
->ttytype
= str_dup (value
);
3184 rc
= set_agent_option (client
->crypto
->agent
, "ttytype", value
);
3187 else if (strcasecmp (name
, (char *) "display") == 0)
3189 xfree (pin_opts
->display
);
3190 pin_opts
->display
= NULL
;
3191 if (value
&& *value
)
3192 pin_opts
->display
= str_dup (value
);
3195 rc
= set_agent_option (client
->crypto
->agent
, "display", value
);
3198 else if (strcasecmp (name
, (char *) "pinentry-desc") == 0)
3200 xfree (pin_opts
->desc
);
3201 pin_opts
->desc
= NULL
;
3202 if (value
&& *value
)
3203 pin_opts
->desc
= str_dup (value
);
3205 else if (strcasecmp (name
, (char *) "pinentry-title") == 0)
3207 xfree (pin_opts
->title
);
3208 pin_opts
->title
= NULL
;
3209 if (value
&& *value
)
3210 pin_opts
->title
= str_dup (value
);
3212 else if (strcasecmp (name
, (char *) "pinentry-prompt") == 0)
3214 xfree (pin_opts
->prompt
);
3215 pin_opts
->prompt
= NULL
;
3216 if (value
&& *value
)
3217 pin_opts
->prompt
= str_dup (value
);
3220 else if (strcasecmp (name
, "pinentry-timeout") == 0)
3228 n
= (int) strtol (value
, &p
, 10);
3231 return send_error (ctx
, GPG_ERR_INV_VALUE
);
3233 pin_opts
->timeout
= n
;
3234 MUTEX_LOCK (&rcfile_mutex
);
3235 config_set_int_param (&global_config
,
3236 client
->filename
? client
->filename
: "global",
3237 "pinentry_timeout", value
);
3238 MUTEX_UNLOCK (&rcfile_mutex
);
3241 else if (strcasecmp (name
, "disable-pinentry") == 0)
3246 if (value
&& *value
)
3248 n
= (int) strtol (value
, &p
, 10);
3249 if (*p
|| n
< 0 || n
> 1)
3250 return send_error (ctx
, GPG_ERR_INV_VALUE
);
3254 client
->flags
|= FLAG_NO_PINENTRY
;
3256 client
->flags
&= ~FLAG_NO_PINENTRY
;
3261 if (client
->flags
& FLAG_NO_PINENTRY
)
3262 rc
= set_agent_option (client
->crypto
->agent
, "pinentry-mode",
3265 rc
= set_agent_option (client
->crypto
->agent
, "pinentry-mode",
3269 return send_error (ctx
, rc
);
3274 return send_error (ctx
, GPG_ERR_UNKNOWN_OPTION
);
3278 if (!rc
&& use_agent
&& agent
)
3280 rc
= pinentry_merge_options (&client
->crypto
->agent
->pinentry_opts
,
3285 return send_error (ctx
, rc
);
3289 do_rename (assuan_context_t ctx
, char *line
)
3291 struct client_s
*client
= assuan_get_pointer (ctx
);
3293 char **req
, **src
, *dst
;
3296 req
= str_split (line
, " ", 0);
3298 if (!req
|| !req
[0] || !req
[1])
3301 return GPG_ERR_SYNTAX
;
3305 is_literal_element (&dst
);
3307 if (!valid_xml_element ((xmlChar
*) dst
))
3310 return GPG_ERR_INV_VALUE
;
3313 if (strchr (req
[0], '\t'))
3314 src
= str_split (req
[0], "\t", 0);
3316 src
= str_split (req
[0], " ", 0);
3320 rc
= GPG_ERR_SYNTAX
;
3324 n
= find_root_element (client
->doc
, &src
, &rc
, NULL
, 0, 0);
3326 n
= find_elements (client
->doc
, n
->children
, src
+ 1, &rc
, NULL
, NULL
,
3327 NULL
, 0, 0, NULL
, 0);
3332 xmlChar
*a
= xmlGetProp (n
, (xmlChar
*) "_name");
3335 rc
= GPG_ERR_ENOMEM
;
3339 /* To prevent unwanted effects:
3341 * <root name="a"><b/></root>
3345 if (xmlStrEqual (a
, (xmlChar
*) dst
))
3348 rc
= GPG_ERR_AMBIGUOUS_NAME
;
3358 for (p
= src
; *p
; p
++)
3362 strv_printf (&tmp
, "%s", *p
);
3366 strv_printf (&tmp
, "!%s", dst
);
3367 ndst
= find_root_element (client
->doc
, &tmp
, &rc
, NULL
, 0, 0);
3368 if (!ndst
&& rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
3375 ndst
= find_elements (client
->doc
, ndst
->children
, tmp
+ 1, &rc
, NULL
,
3376 NULL
, NULL
, 0, 0, NULL
, 0);
3379 if (!ndst
&& rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
3384 /* Target may exist:
3387 * <root name="b" target="a"/>
3396 rc
= GPG_ERR_AMBIGUOUS_NAME
;
3403 xmlFreeNodeList (ndst
);
3406 rc
= add_attribute (n
, "_name", dst
);
3415 rename_command (assuan_context_t ctx
, char *line
)
3417 struct client_s
*client
= assuan_get_pointer (ctx
);
3419 struct argv_s
*args
[] = {
3420 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
3424 rc
= parse_options (&line
, args
, client
);
3426 return send_error (ctx
, rc
);
3428 if (client
->opts
& OPT_INQUIRE
)
3430 unsigned char *result
;
3433 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
3435 return send_error (ctx
, rc
);
3437 line
= (char *) result
;
3440 rc
= do_rename (ctx
, line
);
3442 if (client
->opts
& OPT_INQUIRE
)
3445 return send_error (ctx
, rc
);
3449 do_copy (assuan_context_t ctx
, char *line
)
3451 struct client_s
*client
= assuan_get_pointer (ctx
);
3453 char **req
, **src
= NULL
, **dst
= NULL
;
3454 xmlNodePtr nsrc
, ndst
, new = NULL
;
3456 req
= str_split (line
, " ", 0);
3457 if (!req
|| !req
[0] || !req
[1])
3460 return GPG_ERR_SYNTAX
;
3463 if (strchr (req
[0], '\t'))
3464 src
= str_split (req
[0], "\t", 0);
3466 src
= str_split (req
[0], " ", 0);
3470 rc
= GPG_ERR_SYNTAX
;
3474 if (strchr (req
[1], '\t'))
3475 dst
= str_split (req
[1], "\t", 0);
3477 dst
= str_split (req
[1], " ", 0);
3481 rc
= GPG_ERR_SYNTAX
;
3485 if (!valid_element_path (dst
, 0))
3487 rc
= GPG_ERR_INV_VALUE
;
3491 nsrc
= find_root_element (client
->doc
, &src
, &rc
, NULL
, 0, 0);
3493 nsrc
= find_elements (client
->doc
, nsrc
->children
, src
+ 1, &rc
, NULL
,
3494 NULL
, NULL
, 0, 0, NULL
, 0);
3499 new = xmlCopyNodeList (nsrc
);
3502 rc
= GPG_ERR_ENOMEM
;
3507 ndst
= find_root_element (client
->doc
, &dst
, &rc
, NULL
, 0, 0);
3511 ndst
= find_elements (client
->doc
, ndst
->children
, dst
+ 1, &rc
, NULL
,
3512 NULL
, create_target_elements_cb
, 0, 0, NULL
, 0);
3519 if (!ndst
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
3521 else if (!ndst
|| create
)
3523 ndst
= create_element_path (client
, &dst
, &rc
, NULL
);
3528 /* Merge any attributes from the src node to the initial dst node. */
3529 for (xmlAttrPtr attr
= new->properties
; attr
; attr
= attr
->next
)
3531 if (xmlStrEqual (attr
->name
, (xmlChar
*) "_name"))
3534 xmlAttrPtr a
= xmlHasProp (ndst
, attr
->name
);
3538 xmlChar
*tmp
= xmlNodeGetContent (attr
->children
);
3539 xmlNewProp (ndst
, attr
->name
, tmp
);
3541 rc
= add_attribute (ndst
, NULL
, NULL
);
3544 xmlNodePtr n
= ndst
->children
;
3546 xmlFreeNodeList (n
);
3547 ndst
->children
= NULL
;
3551 n
= xmlCopyNodeList (new->children
);
3554 rc
= GPG_ERR_ENOMEM
;
3558 n
= xmlAddChildList (ndst
, n
);
3561 rc
= GPG_ERR_ENOMEM
;
3565 rc
= update_element_mtime (xmlDocGetRootElement (client
->doc
) ==
3566 ndst
->parent
? ndst
: ndst
->parent
);
3572 xmlUnlinkNode (new);
3573 xmlFreeNodeList (new);
3589 copy_command (assuan_context_t ctx
, char *line
)
3591 struct client_s
*client
= assuan_get_pointer (ctx
);
3593 struct argv_s
*args
[] = {
3594 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
3598 rc
= parse_options (&line
, args
, client
);
3600 return send_error (ctx
, rc
);
3602 if (client
->opts
& OPT_INQUIRE
)
3604 unsigned char *result
;
3607 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
3609 return send_error (ctx
, rc
);
3611 line
= (char *) result
;
3614 rc
= do_copy (ctx
, line
);
3616 if (client
->opts
& OPT_INQUIRE
)
3619 return send_error (ctx
, rc
);
3623 do_move (assuan_context_t ctx
, char *line
)
3625 struct client_s
*client
= assuan_get_pointer (ctx
);
3627 char **req
, **src
= NULL
, **dst
= NULL
;
3628 xmlNodePtr nsrc
, ndst
= NULL
;
3630 req
= str_split (line
, " ", 0);
3632 if (!req
|| !req
[0] || !req
[1])
3635 return GPG_ERR_SYNTAX
;
3638 if (strchr (req
[0], '\t'))
3639 src
= str_split (req
[0], "\t", 0);
3641 src
= str_split (req
[0], " ", 0);
3645 rc
= GPG_ERR_SYNTAX
;
3649 if (strchr (req
[1], '\t'))
3650 dst
= str_split (req
[1], "\t", 0);
3652 dst
= str_split (req
[1], " ", 0);
3654 nsrc
= find_root_element (client
->doc
, &src
, &rc
, NULL
, 0, 0);
3656 nsrc
= find_elements (client
->doc
, nsrc
->children
, src
+ 1, &rc
, NULL
,
3657 NULL
, NULL
, 0, 0, NULL
, 0);
3664 if (!valid_element_path (dst
, 0))
3666 rc
= GPG_ERR_INV_VALUE
;
3670 ndst
= find_root_element (client
->doc
, &dst
, &rc
, NULL
, 0, 0);
3672 ndst
= find_elements (client
->doc
, ndst
->children
, dst
+ 1, &rc
, NULL
,
3673 NULL
, NULL
, 0, 0, NULL
, 0);
3676 ndst
= xmlDocGetRootElement (client
->doc
);
3678 for (xmlNodePtr n
= ndst
; n
; n
= n
->parent
)
3682 rc
= GPG_ERR_CONFLICT
;
3687 if (rc
&& rc
!= GPG_ERR_ELEMENT_NOT_FOUND
)
3694 xmlChar
*a
= node_has_attribute (nsrc
, (xmlChar
*) "_name");
3695 xmlNodePtr dup
= find_element (ndst
->children
, (char *) a
, NULL
);
3703 if (ndst
== xmlDocGetRootElement (client
->doc
))
3705 xmlNodePtr n
= nsrc
;
3708 while (n
->parent
&& n
->parent
!= ndst
)
3711 xmlChar
*a
= node_has_attribute (n
, (xmlChar
*) "_name");
3712 xmlChar
*b
= node_has_attribute (nsrc
, (xmlChar
*) "_name");
3714 if (xmlStrEqual (a
, b
))
3717 xmlUnlinkNode (nsrc
);
3719 xmlFreeNodeList (n
);
3727 xmlUnlinkNode (dup
);
3728 xmlFreeNodeList (dup
);
3732 xmlUnlinkNode (dup
);
3738 xmlChar
*name
= node_has_attribute (nsrc
, (xmlChar
*) "_name");
3740 if (nsrc
->parent
== xmlDocGetRootElement (client
->doc
)
3741 && !strcmp ((char *) name
, *dst
))
3744 rc
= GPG_ERR_CONFLICT
;
3749 ndst
= create_element_path (client
, &dst
, &rc
, nsrc
);
3755 update_element_mtime (nsrc
->parent
);
3756 xmlUnlinkNode (nsrc
);
3757 ndst
= xmlAddChildList (ndst
, nsrc
);
3760 rc
= GPG_ERR_ENOMEM
;
3762 update_element_mtime (ndst
->parent
);
3778 move_command (assuan_context_t ctx
, char *line
)
3780 struct client_s
*client
= assuan_get_pointer (ctx
);
3782 struct argv_s
*args
[] = {
3783 &(struct argv_s
) {"inquire", OPTION_TYPE_NOARG
, parse_opt_inquire
},
3787 rc
= parse_options (&line
, args
, client
);
3789 return send_error (ctx
, rc
);
3791 if (client
->opts
& OPT_INQUIRE
)
3793 unsigned char *result
;
3796 rc
= assuan_inquire (ctx
, "DATA", &result
, &len
, 0);
3798 return send_error (ctx
, rc
);
3800 line
= (char *) result
;
3803 rc
= do_move (ctx
, line
);
3805 if (client
->opts
& OPT_INQUIRE
)
3808 return send_error (ctx
, rc
);
3812 ls_command (assuan_context_t ctx
, char *line
)
3815 char *tmp
= str_asprintf ("%s/data", homedir
);
3816 char *dir
= expand_homedir (tmp
);
3817 DIR *d
= opendir (dir
);
3819 rc
= gpg_error_from_errno (errno
);
3825 return send_error (ctx
, rc
);
3829 offsetof (struct dirent
, d_name
) +pathconf (dir
, _PC_NAME_MAX
) + 1;
3830 struct dirent
*p
= xmalloc (len
), *cur
= NULL
;
3836 while (!readdir_r (d
, p
, &cur
) && cur
)
3838 if (cur
->d_name
[0] == '.' && cur
->d_name
[1] == '\0')
3840 else if (cur
->d_name
[0] == '.' && cur
->d_name
[1] == '.'
3841 && cur
->d_name
[2] == '\0')
3844 tmp
= str_asprintf ("%s%s\n", list
? list
: "", cur
->d_name
);
3851 rc
= GPG_ERR_ENOMEM
;
3863 return send_error (ctx
, rc
);
3866 return send_error (ctx
, GPG_ERR_NO_DATA
);
3868 list
[strlen (list
) - 1] = 0;
3869 rc
= xfer_data (ctx
, list
, strlen (list
));
3871 return send_error (ctx
, rc
);
3875 bye_notify (assuan_context_t ctx
, char *line
)
3877 struct client_s
*cl
= assuan_get_pointer (ctx
);
3880 if (cl
->thd
->remote
)
3886 struct timeval tv
= { 0, 50000 };
3888 rc
= gnutls_bye (cl
->thd
->tls
->ses
, GNUTLS_SHUT_RDWR
);
3889 if (rc
== GNUTLS_E_AGAIN
)
3890 select (0, NULL
, NULL
, NULL
, &tv
);
3892 while (rc
== GNUTLS_E_AGAIN
);
3896 /* This will let assuan_process_next() return. */
3897 fcntl (cl
->thd
->fd
, F_SETFL
, O_NONBLOCK
);
3898 cl
->last_rc
= 0; // BYE command result
3903 reset_notify (assuan_context_t ctx
, char *line
)
3905 struct client_s
*client
= assuan_get_pointer (ctx
);
3908 cleanup_client (client
);
3914 * This is called before every Assuan command.
3917 command_startup (assuan_context_t ctx
, const char *name
)
3919 struct client_s
*client
= assuan_get_pointer (ctx
);
3921 struct command_table_s
*cmd
= NULL
;
3923 log_write1 ("command='%s'", name
);
3924 client
->last_rc
= client
->opts
= 0;
3926 for (int i
= 0; command_table
[i
]; i
++)
3928 if (!strcasecmp (name
, command_table
[i
]->name
))
3930 if (command_table
[i
]->ignore_startup
)
3932 cmd
= command_table
[i
];
3937 client
->last_rc
= rc
= gpg_error (file_modified (client
, cmd
));
3942 * This is called after every Assuan command.
3945 command_finalize (assuan_context_t ctx
, gpg_error_t rc
)
3947 struct client_s
*client
= assuan_get_pointer (ctx
);
3949 if (!(client
->flags
& FLAG_LOCK_CMD
))
3950 unlock_file_mutex (client
, 0);
3952 log_write1 (_("command completed: rc=%u"), client
->last_rc
);
3953 client
->last_rc
= gpg_error (GPG_ERR_UNKNOWN_COMMAND
);
3955 client
->thd
->buffer_timeout
= client
->thd
->last_buffer_size
= 0;
3960 help_command (assuan_context_t ctx
, char *line
)
3965 if (!line
|| !*line
)
3968 char *help
= str_dup (_("Usage: HELP [<COMMAND>]\n"
3969 "For commands that take an element path as an argument, each element is "
3970 "separated with an ASCII @key{TAB} character (ASCII 0x09)."
3973 for (i
= 0; command_table
[i
]; i
++)
3975 if (!command_table
[i
]->help
)
3978 tmp
= str_asprintf ("%s %s", help
, command_table
[i
]->name
);
3983 tmp
= strip_texi_and_wrap (help
);
3985 rc
= xfer_data (ctx
, tmp
, strlen (tmp
));
3987 return send_error (ctx
, rc
);
3990 for (i
= 0; command_table
[i
]; i
++)
3992 if (!strcasecmp (line
, command_table
[i
]->name
))
3996 if (!command_table
[i
]->help
)
3999 help
= strip_texi_and_wrap (command_table
[i
]->help
);
4000 tmp
= str_asprintf (_("Usage: %s"), help
);
4002 rc
= xfer_data (ctx
, tmp
, strlen (tmp
));
4004 return send_error (ctx
, rc
);
4008 return send_error (ctx
, GPG_ERR_INV_NAME
);
4012 new_command (const char *name
, int ignore
, int unlock
,
4013 gpg_error_t (*handler
) (assuan_context_t
, char *),
4019 for (i
= 0; command_table
[i
]; i
++);
4022 xrealloc (command_table
, (i
+ 2) * sizeof (struct command_table_s
*));
4023 command_table
[i
] = xcalloc (1, sizeof (struct command_table_s
));
4024 command_table
[i
]->name
= name
;
4025 command_table
[i
]->handler
= handler
;
4026 command_table
[i
]->ignore_startup
= ignore
;
4027 command_table
[i
]->unlock
= unlock
;
4028 command_table
[i
++]->help
= help
;
4029 command_table
[i
] = NULL
;
4037 for (i
= 0; command_table
[i
]; i
++)
4038 xfree (command_table
[i
]);
4040 xfree (command_table
);
4044 sort_commands (const void *arg1
, const void *arg2
)
4046 struct command_table_s
*const *a
= arg1
;
4047 struct command_table_s
*const *b
= arg2
;
4056 return strcmp ((*a
)->name
, (*b
)->name
);
4060 passwd_command (assuan_context_t ctx
, char *line
)
4062 struct client_s
*client
= assuan_get_pointer (ctx
);
4064 struct argv_s
*args
[] = {
4065 &(struct argv_s
) {"reset", OPTION_TYPE_NOARG
, parse_opt_reset
},
4066 &(struct argv_s
) {"s2k-count", OPTION_TYPE_ARG
, parse_opt_s2k_count
},
4067 &(struct argv_s
) {"no-passphrase", OPTION_TYPE_NOARG
, parse_opt_no_passphrase
},
4071 if (client
->flags
& FLAG_NEW
)
4072 return send_error (ctx
, GPG_ERR_INV_STATE
);
4074 client
->crypto
->save
.s2k_count
=
4075 config_get_ulong (client
->filename
, "s2k_count");
4076 rc
= parse_options (&line
, args
, client
);
4078 return send_error (ctx
, rc
);
4080 if (!rc
&& client
->opts
& OPT_RESET
)
4082 rc
= cache_clear (client
->md5file
);
4084 send_status_all (STATUS_CACHE
, NULL
);
4089 if (!IS_PKI (client
->crypto
))
4091 struct crypto_s
*crypto
;
4093 xfree (client
->crypto
->filename
);
4094 client
->crypto
->filename
= str_dup (client
->filename
);
4095 rc
= change_passwd (ctx
, client
->filename
,
4096 client
->flags
& FLAG_NO_PINENTRY
, &crypto
,
4097 (client
->opts
& OPT_NO_PASSPHRASE
));
4100 cleanup_crypto (&client
->crypto
);
4101 client
->crypto
= crypto
;
4102 update_checksum (client
);
4103 cleanup_crypto_stage1 (client
->crypto
);
4109 if (client
->crypto
->save
.s2k_count
)
4110 rc
= send_to_agent (client
->crypto
->agent
, NULL
, NULL
,
4111 "OPTION s2k-count=%lu",
4112 client
->crypto
->save
.s2k_count
);
4115 rc
= agent_passwd (client
->crypto
);
4120 return send_error (ctx
, rc
);
4124 parse_keygrip_opt_sign (void *data
, void *value
)
4126 struct client_s
*client
= data
;
4129 client
->opts
|= OPT_SIGN
;
4134 keygrip_command (assuan_context_t ctx
, char *line
)
4136 struct client_s
*client
= assuan_get_pointer (ctx
);
4138 struct crypto_s
*crypto
= NULL
;
4139 struct argv_s
*args
[] = {
4140 &(struct argv_s
) {"sign", OPTION_TYPE_NOARG
, parse_keygrip_opt_sign
},
4144 if (!line
|| !*line
)
4145 return send_error (ctx
, GPG_ERR_SYNTAX
);
4147 rc
= parse_options (&line
, args
, client
);
4149 return send_error (ctx
, rc
);
4151 if (!valid_filename (line
))
4152 return send_error (ctx
, GPG_ERR_INV_VALUE
);
4154 rc
= init_client_crypto (&crypto
);
4156 return send_error (ctx
, rc
);
4158 rc
= read_data_file (line
, crypto
);
4161 char *hexgrip
= NULL
;
4163 if (!IS_PKI (crypto
))
4165 cleanup_crypto (&crypto
);
4166 return send_error (ctx
, GPG_ERR_NOT_SUPPORTED
);
4169 if (client
->opts
& OPT_SIGN
)
4171 if (valid_keygrip (crypto
->sign_grip
, sizeof (crypto
->sign_grip
)))
4172 hexgrip
= bin2hex (crypto
->sign_grip
, sizeof (crypto
->sign_grip
));
4176 hexgrip
= bin2hex (crypto
->grip
, sizeof (crypto
->grip
));
4179 rc
= GPG_ERR_ENOMEM
;
4181 rc
= xfer_data (ctx
, hexgrip
, strlen (hexgrip
));
4186 UPDATE_AGENT_CTX (client
, crypto
);
4187 cleanup_crypto (&crypto
);
4188 return send_error (ctx
, rc
);
4192 parse_opt_data (void *data
, void *value
)
4194 struct client_s
*client
= data
;
4197 client
->opts
|= OPT_DATA
;
4202 getinfo_command (assuan_context_t ctx
, char *line
)
4204 struct client_s
*client
= assuan_get_pointer (ctx
);
4206 char buf
[ASSUAN_LINELENGTH
];
4207 struct argv_s
*args
[] = {
4208 &(struct argv_s
) {"data", OPTION_TYPE_NOARG
, parse_opt_data
},
4212 rc
= parse_options (&line
, args
, client
);
4214 return send_error (ctx
, rc
);
4216 if (!strcasecmp (line
, "clients"))
4218 if (client
->opts
& OPT_DATA
)
4220 MUTEX_LOCK (&cn_mutex
);
4221 snprintf (buf
, sizeof (buf
), "%i", slist_length (cn_thread_list
));
4222 MUTEX_UNLOCK (&cn_mutex
);
4223 rc
= xfer_data (ctx
, buf
, strlen (buf
));
4226 rc
= send_status (ctx
, STATUS_CLIENTS
, NULL
);
4228 else if (!strcasecmp (line
, "cache"))
4230 if (client
->opts
& OPT_DATA
)
4232 snprintf (buf
, sizeof (buf
), "%u", cache_file_count ());
4233 rc
= xfer_data (ctx
, buf
, strlen (buf
));
4236 rc
= send_status (ctx
, STATUS_CACHE
, NULL
);
4238 else if (!strcasecmp (line
, "pid"))
4241 pid_t pid
= getpid ();
4243 snprintf (buf
, sizeof (buf
), "%i", pid
);
4244 rc
= xfer_data (ctx
, buf
, strlen (buf
));
4246 else if (!strcasecmp (line
, "version"))
4248 char *buf
= str_asprintf ("0x%06x %s%s", VERSION_HEX
,
4258 "", use_agent
? "AGENT" : "");
4259 rc
= xfer_data (ctx
, buf
, strlen (buf
));
4262 else if (!strcasecmp (line
, "last_error"))
4264 if (client
->last_error
)
4265 rc
= xfer_data (ctx
, client
->last_error
, strlen (client
->last_error
));
4267 rc
= GPG_ERR_NO_DATA
;
4270 rc
= gpg_error (GPG_ERR_SYNTAX
);
4272 return send_error (ctx
, rc
);
4277 send_data_cb (void *user
, const void *buf
, size_t len
)
4279 assuan_context_t ctx
= user
;
4281 return assuan_send_data (ctx
, buf
, len
);
4285 send_status_cb (void *user
, const char *line
)
4287 assuan_context_t ctx
= user
;
4288 char keyword
[200], *k
;
4291 for (p
= line
, k
= keyword
; *p
; p
++)
4303 while (isspace (*p
))
4306 return assuan_write_status (ctx
, keyword
, *p
? p
: NULL
);
4311 agent_command (assuan_context_t ctx
, char *line
)
4316 return send_error (ctx
, GPG_ERR_NOT_IMPLEMENTED
);
4319 struct client_s
*client
= assuan_get_pointer (ctx
);
4321 if (!line
|| !*line
)
4322 return send_error (ctx
, GPG_ERR_SYNTAX
);
4324 assuan_set_flag (client
->crypto
->agent
->ctx
, ASSUAN_CONVEY_COMMENTS
, 1);
4325 rc
= assuan_transact (client
->crypto
->agent
->ctx
, line
, send_data_cb
,
4326 client
->ctx
, agent_loopback_cb
, client
->crypto
,
4327 send_status_cb
, client
->ctx
);
4328 if (gpg_err_code (rc
) == GPG_ERR_ASS_CANCELED
)
4333 rc
= assuan_write_line (client
->crypto
->agent
->ctx
, "CAN");
4336 rc
= assuan_read_line (client
->crypto
->agent
->ctx
, &line
, &len
);
4338 rc
= gpg_error (GPG_ERR_ASS_CANCELED
);
4342 assuan_set_flag (client
->crypto
->agent
->ctx
, ASSUAN_CONVEY_COMMENTS
, 0);
4344 return send_error (ctx
, rc
);
4350 /* !BEGIN-HELP-TEXT!
4352 * This comment is used as a marker to generate the offline documentation
4353 * found in doc/pwmd.info. The indentation needs to be kept for the awk
4354 * script to determine where commands begin and end.
4356 new_command("HELP", 1, 1, help_command
, _(
4357 "HELP [<COMMAND>]\n"
4358 "Show available commands or command specific help text."
4361 new_command("AGENT", 1, 1, agent_command
, _(
4363 "Send a @command{gpg-agent} protocol @var{command} directly to the "
4364 "@command{gpg-agent}."
4367 new_command("GETINFO", 1, 1, getinfo_command
, _(
4368 "GETINFO [--data] CACHE | CLIENTS | PID | LAST_ERROR | VERSION\n"
4369 "Get server and other information: @var{cache} returns the number of cached "
4370 "documents via a status message. @var{clients} returns the number of "
4371 "connected clients via a status message. @var{pid} returns the process ID "
4372 "number of the server via a data response. @var{VERSION} returns the server "
4373 "version number and compile-time features with a data response with each "
4374 "being space delimited. @var{LAST_ERROR} returns a detailed description of "
4375 "the last failed command when available. @xref{Status Messages}. "
4377 "When the @option{--data} option is specified then the result will be sent "
4378 "via a data response rather than a status message."
4381 new_command("PASSWD", 0, 0, passwd_command
, _(
4382 "PASSWD [--reset] [--s2k-count=N] [--no-passphrase]\n"
4383 "Changes the passphrase of the secret key required to open the current "
4384 "file or the passphrase of a symmetrically encrypted data file. When the "
4385 "@option{--reset} option is passed then the cache entry for the current "
4386 "file will be reset and the passphrase, if any, will be required during the "
4387 "next @code{OPEN}. @xref{OPEN}."
4389 "The @option{--s2k-count} option sets number of hash iterations for a "
4390 "passphrase and must be either @code{0} to use the calibrated count of the "
4391 "machine (the default), or a value greater than or equal to @code{65536}. "
4392 "@xref{SAVE}. This option has no effect for symmetrically encrypted data "
4395 "The @option{--no-passphrase} option will prevent requiring a passphrase for "
4396 "the data file, although a passphrase may be required when changing it."
4399 new_command("KEYGRIP", 1, 1, keygrip_command
, _(
4400 "KEYGRIP [--sign] <filename>\n"
4401 "Returns the hex encoded keygrip of the specified @var{filename} with a "
4404 "When the @option{--sign} option is specified then the key used for signing "
4405 "of the specified @var{filename} will be returned."
4407 "For symmetrically encrypted data files this command returns the error "
4408 "GPG_ERR_NOT_SUPPORTED."
4411 new_command("OPEN", 1, 1, open_command
, _(
4412 "OPEN [--lock] <filename> [<passphrase>]\n"
4413 "Opens @var{filename} using @var{passphrase}. When the filename is not "
4414 "found on the file-system then a new document will be created. If the file "
4415 "is found, it is looked for in the file cache. If cached and no "
4416 "@var{passphrase} was specified then the cached document is opened. When not "
4417 "cached, @cite{pinentry(1)} will be used to retrieve the passphrase to use "
4418 "for decryption unless @option{disable-pinentry} (@pxref{OPTION}) was "
4421 "When the @option{--lock} option is passed then the file mutex will be "
4422 "locked as if the @code{LOCK} command (@pxref{LOCK}) had been sent after the "
4423 "file has been opened."
4426 new_command("SAVE", 0, 0, save_command
, _(
4427 "SAVE [--no-passphrase] [--reset] [--no-agent] [--s2k-count=N] [--cipher=<algo>] [--cipher-iterations=N] [--inquire-keyparam] [--keygrip=hexstring] [--sign-keygrip=hexstring]\n"
4428 "Writes the @abbr{XML} document to disk. The file written to is the file that "
4429 "was opened using the @code{OPEN} command (@pxref{OPEN}). If the file is a "
4430 "new one or the option @option{--inquire-keyparam} was passed, then a new "
4431 "keypair will be generated and a pinentry will be used to prompt for the "
4432 "passphrase to encrypt with unless the @option{--no-passphrase} option was "
4433 "passed in which case the data file will not be passphrase protected. "
4435 "The @option{--no-agent} option disables use of @command{gpg-agent} for "
4436 "passphrase retrieval and caching of new files when @command{gpg-agent} "
4437 "use is enabled. The datafile will be symmetrically encrypted and will not "
4438 "use or generate any keypair."
4440 "The @option{--reset} option will clear the cache entry for the current file "
4441 "and require a passphrase, if needed, before saving."
4443 "The @option{--cipher} option can be used to encrypt the @abbr{XML} data to "
4444 "an alternate cipher. The default is @code{aes256}. See the Configuration "
4445 "(@pxref{Configuration}) for available ciphers."
4447 "The @option{--cipher-iterations} option specifies the number of times to "
4448 "encrypt the XML data. The default is 0 although 1 iteration is still done."
4450 "The @option{--inquire-keyparam} option will send a server @emph{INQUIRE} to "
4451 "the client to obtain the key paramaters to use when generating a new "
4452 "keypair. The inquired data is expected to be an S-expression. If not "
4453 "specified then an @samp{RSA} key of @samp{2048} bits will be generated "
4454 "unless otherwise set in the configuration file (@pxref{Configuration}). Note "
4455 "that when this option is specified a new keypair will be generated "
4456 "reguardless if the file is a new one and that if the data file is protected "
4457 "the passphrase to open it will be required before generating the new keypair."
4459 "You can encrypt the data file to a public key other than the one that it "
4460 "was originally encrypted with by passing the @option{--keygrip} option with "
4461 "the hex encoded keygrip of the public key as its argument. The keygrip may "
4462 "be of any key that @command{gpg-agent} knows about. The "
4463 "@option{--sign-keygrip} option may also be used to sign with an alternate "
4464 "secret key. This option may be needed when using a smartcard. This option "
4465 "has no effect with symmetrically encrypted data files."
4467 "The @option{--s2k-count} option sets number of hash iterations for a "
4468 "passphrase. A value less-than @code{65536} will use the machine calibrated "
4469 "value and is the default. This setting only affects new files. To change "
4470 "the setting use the @code{PASSWD} command (@pxref{PASSWD}). This option "
4471 "has no effect with symmetrically encrypted data files."
4474 new_command("ISCACHED", 1, 0, iscached_command
, _(
4475 "ISCACHED [--lock] <filename>\n"
4476 "An @emph{OK} response is returned if the specified @var{filename} is found "
4477 "in the file cache. If not found in the cache but exists on the filesystem "
4478 "then @var{GPG_ERR_NO_DATA} is returned. Otherwise a filesystem error is "
4481 "The @option{lock} option will lock the file mutex of @var{filename} when the "
4482 "file exists; it does not need to be opened nor cached."
4485 new_command("CLEARCACHE", 1, 1, clearcache_command
, _(
4486 "CLEARCACHE [<filename>]\n"
4487 "Clears a file cache entry for all or the specified @var{filename}."
4490 new_command("CACHETIMEOUT", 1, 1, cachetimeout_command
, _(
4491 "CACHETIMEOUT <filename> <seconds>\n"
4492 "The time in @var{seconds} until @var{filename} will be removed from the "
4493 "cache. @code{-1} will keep the cache entry forever, @code{0} will require "
4494 "the passphrase for each @code{OPEN} or @code{SAVE} command (@pxref{OPEN}, "
4495 "@pxref{SAVE}). @xref{Configuration}, and the @code{cache_timeout} "
4499 new_command("LIST", 0, 1, list_command
, _(
4500 "LIST [--inquire] [--no-recurse] [--verbose] [--with-target] [--all] [[!]element[<TAB>[!]child[..]]]\n"
4501 "If no element path is given then a newline separated list of root elements "
4502 "is returned with a data response. If given, then all reachable elements "
4503 "of the specified element path are returned unless the @option{--no-recurse} "
4504 "option is specified. If specified, only the child elements of the element "
4505 "path are returned without recursing into grandchildren. Each resulting "
4506 "element is prefixed with the literal @code{!} character when the element "
4507 "contains no @code{target} attribute. @xref{Target Attribute}, for details."
4509 "When the @option{--verbose} option is passed then each element path "
4510 "returned will have zero or more flags appened to it. These flags are "
4511 "delimited from the element path by a single space character. A flag itself "
4512 "is a single character. Flag @code{+} indicates that there are child nodes of "
4513 "the current element path. Flag @code{E} indicates that an element of an "
4514 "element path contained in a @var{target} attribute could not be found. Flag "
4515 "@code{O} indicates that a @var{target} attribute recursion limit was reached "
4516 "(@pxref{Configuration}). Flag @code{T} will append the resolved element path "
4517 "of the @var{target} attribute contained in the current element (see below)."
4519 "The @option{--with-target} option implies @option{--verbose} and will append "
4520 "an additional flag @code{T} followed by a single space then an element path. "
4521 "The appended element path is the resolved path (@pxref{REALPATH}) of the "
4522 "current element when it contains a @var{target} attribute. When no "
4523 "@var{target} attribute is found then no flag will be appended."
4525 "The @option{--no-recurse} option limits the amount of data returned to only "
4526 "the listing of children of the specified element path and not any "
4529 "The @option{--all} option lists the entire element tree for each root "
4530 "element. This option also implies option @option{--verbose}."
4532 "When the @option{--inquire} option is passed then all remaining non-option "
4533 "arguments are retrieved via a server @emph{INQUIRE}."
4536 new_command("REALPATH", 0, 1, realpath_command
, _(
4537 "REALPATH [--inquire] [!]element[<TAB>[!]child[..]]\n"
4538 "Resolves all @code{target} attributes of the specified element path and "
4539 "returns the result with a data response. @xref{Target Attribute}, for details."
4541 "When the @option{--inquire} option is passed then all remaining non-option "
4542 "arguments are retrieved via a server @emph{INQUIRE}."
4545 new_command("STORE", 0, 1, store_command
, _(
4546 "STORE [!]element[<TAB>[!]child[..]]<TAB>[content]\n"
4547 "This command uses a server @emph{INQUIRE} to retrieve data from the client."
4549 "Creates a new element path or modifies the @var{content} of an existing "
4550 "element. If only a single element is specified then a new root element is "
4551 "created. Otherwise, elements are @key{TAB} delimited and the content will be "
4552 "set to the final @key{TAB} delimited element. If no @var{content} is "
4553 "specified after the final @key{TAB}, then the content of the element will "
4554 "be removed, or empty when creating a new element."
4556 "The only restriction of an element name is that it not contain whitespace "
4557 "or begin with the literal element character @code{!} unless specifying a "
4558 "literal element (@pxref{Target Attribute}). There is no whitespace between "
4559 "the @key{TAB} delimited elements. It is recommended that the content of an "
4560 "element be base64 encoded when it contains control or @key{TAB} characters "
4561 "to prevent @abbr{XML} parsing and @command{pwmd} syntax errors."
4564 new_command("RENAME", 0, 1, rename_command
, _(
4565 "RENAME [--inquire] [!]element[<TAB>[!]child[..]] <value>\n"
4566 "Renames the specified @var{element} to the new @var{value}. If an element of "
4567 "the same name as the @var{value} already exists it will be overwritten."
4569 "When the @option{--inquire} option is passed then all remaining non-option "
4570 "arguments are retrieved via a server @emph{INQUIRE}."
4573 new_command("COPY", 0, 1, copy_command
, _(
4574 "COPY [--inquire] [!]source[<TAB>[!]child[..]] [!]dest[<TAB>[!]child[..]]\n"
4575 "Copies the entire element tree starting from the child node of the source "
4576 "element, to the destination element path. If the destination element path "
4577 "does not exist then it will be created; otherwise it is overwritten."
4579 "Note that attributes from the source element are merged into the "
4580 "destination element when the destination element path exists. When an "
4581 "attribute of the same name exists in both the source and destination "
4582 "elements then the destination attribute will be updated to the source "
4585 "When the @option{--inquire} option is passed then all remaining non-option "
4586 "arguments are retrieved via a server @emph{INQUIRE}."
4589 new_command("MOVE", 0, 1, move_command
, _(
4590 "MOVE [--inquire] [!]source[<TAB>[!]child[..]] [[!]dest[<TAB>[!]child[..]]]\n"
4591 "Moves the source element path to the destination element path. If the "
4592 "destination is not specified then it will be moved to the root node of the "
4593 "document. If the destination is specified and exists then it will be "
4594 "overwritten; otherwise non-existing elements of the destination element "
4595 "path will be created."
4597 "When the @option{--inquire} option is passed then all remaining non-option "
4598 "arguments are retrieved via a server @emph{INQUIRE}."
4601 new_command("DELETE", 0, 1, delete_command
, _(
4602 "DELETE [--inquire] [!]element[<TAB>[!]child[..]]\n"
4603 "Removes the specified element path and all of its children. This may break "
4604 "an element with a @code{target} attribute (@pxref{Target Attribute}) that "
4605 "refers to this element or any of its children."
4607 "When the @option{--inquire} option is passed then all remaining non-option "
4608 "arguments are retrieved via a server @emph{INQUIRE}."
4611 new_command("GET", 0, 1, get_command
, _(
4612 "GET [--inquire] [!]element[<TAB>[!]child[..]]\n"
4613 "Retrieves the content of the specified element. The content is returned "
4614 "with a data response."
4616 "When the @option{--inquire} option is passed then all remaining non-option "
4617 "arguments are retrieved via a server @emph{INQUIRE}."
4620 new_command("ATTR", 0, 1, attr_command
, _(
4621 "ATTR [--inquire] SET|GET|DELETE|LIST [<attribute>] [!]element[<TAB>[!]child[..]] ..\n"
4623 "@item ATTR SET attribute [!]element[<TAB>[!]child[..]] [value]\n"
4625 " Stores or updates an @var{attribute} name and optional @var{value} of an "
4626 "element. When no @var{value} is specified any existing value will be removed."
4628 "@item ATTR DELETE attribute [!]element[<TAB>[!]child[..]]\n"
4630 " Removes an @var{attribute} from an element."
4632 "@item ATTR LIST [!]element[<TAB>[!]child[..]]\n"
4634 " Retrieves a newline separated list of attributes names and values "
4635 "from the specified element. Each attribute name and value is space delimited."
4637 "@item ATTR GET attribute [!]element[<TAB>[!]child[..]]\n"
4639 " Retrieves the value of an @var{attribute} from an element."
4642 "The @code{_name} attribute (case sensitive) cannot be removed nor modified. "
4643 "Use the @code{DELETE} (@pxref{DELETE}) or @code{RENAME} (@pxref{RENAME}) "
4646 "The @code{_mtime} attribute is updated each time an element is modified by "
4647 "either storing content, editing attributes or by deleting a child element. "
4648 "The @code{_ctime} attribute is created for each new element in an element "
4651 "When the @option{--inquire} option is passed then all remaining non-option "
4652 "arguments are retrieved via a server @emph{INQUIRE}."
4654 "@xref{Target Attribute}, for details about this special attribute."
4657 new_command("XPATH", 0, 1, xpath_command
, _(
4658 "XPATH [--inquire] <expression>[<TAB>[value]]\n"
4659 "Evaluates an XPath @var{expression}. If no @var{value} argument is "
4660 "specified it is assumed the expression is a request to return a result. "
4661 "Otherwise, the result is set to the @var{value} argument and the document is "
4662 "updated. If there is no @var{value} after the @key{TAB} character, the value "
4663 "is assumed to be empty and the document is updated. For example:"
4666 "XPATH //element[@@_name='password']@key{TAB}\n"
4669 "would clear the content of all @code{password} elements in the data file "
4670 "while leaving off the trailing @key{TAB} would return all @code{password} "
4671 "elements in @abbr{XML} format."
4673 "When the @option{--inquire} option is passed then all remaining non-option "
4674 "arguments are retrieved via a server @emph{INQUIRE}."
4676 "See @url{http://www.w3schools.com/xpath/xpath_syntax.asp} for @abbr{XPATH} "
4677 "expression syntax."
4680 new_command("XPATHATTR", 0, 1, xpathattr_command
, _(
4681 "XPATHATTR [--inquire] SET|DELETE <name> <expression>[<TAB>[<value>]]\n"
4682 "Like the @code{XPATH} command (@pxref{XPATH}) but operates on element "
4683 "attributes and does not return a result. For the @var{SET} operation the "
4684 "@var{value} is optional but the field is required. If not specified then "
4685 "the attribute value will be empty. For example:"
4688 "XPATHATTR SET password //element[@@_name='password']@key{TAB}\n"
4691 "would create an @code{password} attribute for each @code{password} element "
4692 "found in the document. The attribute value will be empty but still exist."
4694 "When the @option{--inquire} option is passed then all remaining non-option "
4695 "arguments are retrieved via a server @emph{INQUIRE}."
4697 "See @url{http://www.w3schools.com/xpath/xpath_syntax.asp} for @abbr{XPATH} "
4698 "expression syntax."
4701 new_command("IMPORT", 0, 1, import_command
, _(
4702 "IMPORT [--root [!]element[<TAB>[!]child[..]]] <content>\n"
4703 "This command uses a server @emph{INQUIRE} to retrieve data from the client."
4705 "Like the @code{STORE} command (@pxref{STORE}), but the @var{content} "
4706 "argument is raw @abbr{XML} data. The content is created as a child of "
4707 "the element path specified with the @option{--root} option or at the "
4708 "document root when not specified. Existing elements of the same name will "
4711 "The content must begin with an @abbr{XML} element node. @xref{Introduction}, "
4715 new_command("DUMP", 0, 1, dump_command
, _(
4717 "Shows the in memory @abbr{XML} document with indenting. @xref{XPATH}, for "
4718 "dumping a specific node."
4721 new_command("LOCK", 0, 0, lock_command
, _(
4723 "Locks the mutex associated with the opened file. This prevents other clients "
4724 "from sending commands to the same opened file until the client "
4725 "that sent this command either disconnects or sends the @code{UNLOCK} "
4726 "command. @xref{UNLOCK}."
4729 new_command("UNLOCK", 1, 0, unlock_command
, _(
4731 "Unlocks the file mutex which was locked with the @code{LOCK} command or "
4732 "a commands' @option{--lock} option (@pxref{LOCK}, @pxref{OPEN}, "
4733 "@pxref{ISCACHED})."
4736 new_command("GETCONFIG", 1, 1, getconfig_command
, _(
4737 "GETCONFIG [filename] <parameter>\n"
4738 "Returns the value of a @command{pwmd} configuration @var{parameter} with a "
4739 "data response. If no file has been opened then the value for @var{filename} "
4740 "or the default from the @samp{global} section will be returned. If a file "
4741 "has been opened and no @var{filename} is specified, a value previously "
4742 "set with the @code{OPTION} command (@pxref{OPTION}) will be returned."
4745 new_command("OPTION", 1, 1, option_command
, _(
4746 "OPTION <NAME>=<VALUE>\n"
4747 "Sets a client option @var{name} to @var{value}. The value for an option is "
4748 "kept for the duration of the connection."
4751 "@item DISABLE-PINENTRY\n"
4752 "Disable use of @command{pinentry} for passphrase retrieval. When set, a "
4753 "server inquire is sent to the client to obtain the passphrase. This option "
4754 "may be set as needed before the @pxref{OPEN}, @pxref{PASSWD}, and "
4755 "@pxref{SAVE} commands."
4757 "@item PINENTRY-TIMEOUT\n"
4758 "Sets the number of seconds before a pinentry prompt will return an error "
4759 "while waiting for user input."
4762 "Passed to the @command{gpg-agent} and used for the @command{pinentry} dialog."
4765 "Passed to the @command{gpg-agent} and used for the @command{pinentry} dialog."
4768 "Passed to the @command{gpg-agent} and used for the @command{pinentry} dialog."
4770 "@item PINENTRY-DESC\n"
4771 "Sets the description string of the @command{gpg-agent} and @command{pinentry} dialog."
4773 "@item PINENTRY-TITLE\n"
4774 "Sets the title string of the @command{gpg-agent} and @command{pinentry} dialog."
4776 "@item PINENTRY-PROMPT\n"
4777 "Sets the prompt string of the @command{gpg-agent} and @command{pinentry} dialog."
4780 "Passed to the @command{gpg-agent} and used for the @command{pinentry} dialog."
4782 "@item LC-MESSAGES\n"
4783 "Passed to the @command{gpg-agent} and used for the @command{pinentry} dialog."
4786 "Associates the thread ID of the connection with the specified textual "
4787 "representation. Useful for debugging log messages."
4789 "@item LOCK-TIMEOUT\n"
4790 "When not @code{0}, the duration in tenths of a second to wait for the file "
4791 "mutex which has been locked by another thread to be released before returning "
4792 "an error. When @code{-1}, then an error will be returned immediately."
4795 "An integer specifiying the logging level."
4799 new_command("LS", 1, 1, ls_command
, _(
4801 "Lists the available data files stored in the data directory "
4802 "(@file{~/.pwmd/data}). The result is a newline separated list of filenames."
4805 new_command("RESET", 1, 1, NULL
, _(
4807 "Closes the currently opened file but keeps any previously set client options."
4810 new_command("NOP", 1, 1, NULL
, _(
4812 "Does nothing. Always returns successfully."
4815 /* !END-HELP-TEXT! */
4816 new_command ("CANCEL", 1, 1, NULL
, NULL
);
4817 new_command ("END", 1, 1, NULL
, NULL
);
4818 new_command ("BYE", 1, 1, NULL
, NULL
);
4821 for (i
= 0; command_table
[i
]; i
++);
4822 qsort (command_table
, i
- 1, sizeof (struct command_table_s
*),
4827 register_commands (assuan_context_t ctx
)
4831 for (; command_table
[i
]; i
++)
4833 if (!command_table
[i
]->handler
)
4836 rc
= assuan_register_command (ctx
, command_table
[i
]->name
,
4837 command_table
[i
]->handler
,
4838 command_table
[i
]->help
);
4843 rc
= assuan_register_bye_notify (ctx
, bye_notify
);
4847 rc
= assuan_register_reset_notify (ctx
, reset_notify
);
4851 rc
= assuan_register_pre_cmd_notify (ctx
, command_startup
);
4855 return assuan_register_post_cmd_notify (ctx
, command_finalize
);