g10/trustdb.h

   1 /* trustdb.h - Trust database
   2  * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   3  *               2005 Free Software Foundation, Inc.
   4  *
   5  * This file is part of GnuPG.
   6  *
   7  * GnuPG 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 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * GnuPG 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.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #ifndef G10_TRUSTDB_H
  22 #define G10_TRUSTDB_H
  23
  24 /* Trust values must be sorted in ascending order */
  25 #define TRUST_MASK       15
  26 #define TRUST_UNKNOWN     0  /* o: not yet calculated/assigned */
  27 #define TRUST_EXPIRED     1  /* e: calculation may be invalid */
  28 #define TRUST_UNDEFINED   2  /* q: not enough information for calculation */
  29 #define TRUST_NEVER       3  /* n: never trust this pubkey */
  30 #define TRUST_MARGINAL    4  /* m: marginally trusted */
  31 #define TRUST_FULLY       5  /* f: fully trusted      */
  32 #define TRUST_ULTIMATE    6  /* u: ultimately trusted */
  33 /* trust values not covered by the mask */
  34 #define TRUST_FLAG_REVOKED 32 /* r: revoked */
  35 #define TRUST_FLAG_SUB_REVOKED 64 /* r: revoked but for subkeys */
  36 #define TRUST_FLAG_DISABLED 128 /* d: key/uid disabled */
  37 #define TRUST_FLAG_PENDING_CHECK 256 /* a check-trustdb is pending */
  38
  39 #define NAMEHASH_LEN  20
  40
  41 /*-- trustdb.c --*/
  42 void register_trusted_keyid(u32 *keyid);
  43 void register_trusted_key( const char *string );
  44 void check_trustdb (void);
  45 void update_trustdb (void);
  46 int setup_trustdb( int level, const char *dbname );
  47 void how_to_fix_the_trustdb (void);
  48 void init_trustdb( void );
  49 void check_trustdb_stale(void);
  50 void sync_trustdb( void );
  51
  52 const char *uid_trust_string_fixed(PKT_public_key *key,PKT_user_id *uid);
  53 const char *trust_value_to_string (unsigned int value);
  54 int string_to_trust_value (const char *str);
  55
  56 void revalidation_mark (void);
  57 int trustdb_pending_check(void);
  58 void trustdb_check_or_update(void);
  59
  60 int cache_disabled_value(PKT_public_key *pk);
  61
  62 unsigned int get_validity (PKT_public_key *pk, PKT_user_id *uid);
  63 int get_validity_info (PKT_public_key *pk, PKT_user_id *uid);
  64 const char *get_validity_string (PKT_public_key *pk, PKT_user_id *uid);
  65
  66 void list_trust_path( const char *username );
  67 int enum_cert_paths( void **context, ulong *lid,
  68                      unsigned *ownertrust, unsigned *validity );
  69 void enum_cert_paths_print( void **context, FILE *fp,
  70                                            int refresh, ulong selected_lid );
  71
  72 void read_trust_options(byte *trust_model,ulong *created,ulong *nextcheck,
  73                         byte *marginals,byte *completes,byte *cert_depth);
  74
  75 unsigned int get_ownertrust (PKT_public_key *pk);
  76 unsigned int get_min_ownertrust (PKT_public_key *pk);
  77 int get_ownertrust_info (PKT_public_key *pk);
  78 const char *get_ownertrust_string (PKT_public_key *pk);
  79
  80 void update_ownertrust (PKT_public_key *pk, unsigned int new_trust );
  81 int clear_ownertrusts (PKT_public_key *pk);
  82
  83 void clean_one_uid(KBNODE keyblock,KBNODE uidnode,int noisy,int self_only,
  84                    int *uids_cleaned,int *sigs_cleaned);
  85 void clean_key(KBNODE keyblock,int noisy,int self_only,
  86                int *uids_cleaned,int *sigs_cleaned);
  87
  88 /*-- tdbdump.c --*/
  89 void list_trustdb(const char *username);
  90 void export_ownertrust(void);
  91 void import_ownertrust(const char *fname);
  92
  93 /*-- pkclist.c --*/
  94 int edit_ownertrust (PKT_public_key *pk, int mode );
  95
  96 #endif /*G10_TRUSTDB_H*/