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gnupg/g10/keydb.h

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/* keydb.h - Key database
* Copyright (C) 1998 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GnuPG is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef GPG_KEYDB_H
#define GPG_KEYDB_H
#ifdef HAVE_LIBGDBM
#include <gdbm.h>
#endif
#include "basicdefs.h"
#include "packet.h"
#define MAX_FINGERPRINT_LEN 20
struct getkey_ctx_s;
typedef struct getkey_ctx_s *GETKEY_CTX;
/****************
* A Keyblock is all packets which form an entire certificate;
* i.e. the public key, certificate, trust packets, user ids,
* signatures, and subkey.
*
* This structure is also used to bind arbitrary packets together.
*/
typedef struct kbnode_struct *KBNODE;
struct kbnode_struct {
KBNODE next;
PACKET *pkt;
int flag;
int private_flag;
ulong recno; /* used while updating the trustdb */
};
#define is_deleted_kbnode(a) ((a)->private_flag & 1)
#define is_cloned_kbnode(a) ((a)->private_flag & 2)
enum resource_type {
rt_UNKNOWN = 0,
rt_RING = 1,
rt_GDBM = 2
};
/****************
* A data structre to hold information about the external position
* of a keyblock.
*/
struct keyblock_pos_struct {
int resno; /* resource number */
enum resource_type rt;
ulong offset; /* position information */
unsigned count; /* length of the keyblock in packets */
IOBUF fp; /* used by enum_keyblocks */
int secret; /* working on a secret keyring */
#ifdef HAVE_LIBGDBM
GDBM_FILE dbf;
byte keybuf[21];
#endif
PACKET *pkt; /* ditto */
int valid;
};
typedef struct keyblock_pos_struct KBPOS;
/* structure to hold a couple of public key certificates */
struct pk_list {
PK_LIST next;
PKT_public_key *pk;
int mark;
};
/* structure to hold a couple of secret key certificates */
struct sk_list {
SK_LIST next;
PKT_secret_key *sk;
int mark;
};
/* structure to collect all information which can be used to
* identify a public key */
typedef struct pubkey_find_info *PUBKEY_FIND_INFO;
struct pubkey_find_info {
u32 keyid[2];
unsigned nbits;
byte pubkey_algo;
byte fingerprint[MAX_FINGERPRINT_LEN];
char userid[1];
};
/*-- pkclist.c --*/
int check_signatures_trust( PKT_signature *sig );
void release_pk_list( PK_LIST pk_list );
int build_pk_list( STRLIST remusr, PK_LIST *ret_pk_list, unsigned use );
int select_algo_from_prefs( PK_LIST pk_list, int preftype );
/*-- skclist.c --*/
void release_sk_list( SK_LIST sk_list );
int build_sk_list( STRLIST locusr, SK_LIST *ret_sk_list,
int unlock, unsigned use );
/*-- passphrase.h --*/
int have_static_passphrase(void);
void read_passphrase_from_fd( int fd );
DEK *passphrase_to_dek( u32 *keyid, int pubkey_algo,
int cipher_algo, STRING2KEY *s2k, int mode);
void set_next_passphrase( const char *s );
char *get_last_passphrase(void);
/*-- getkey.c --*/
int classify_user_id( const char *name, u32 *keyid, byte *fprint,
const char **retstr, size_t *retlen );
void getkey_disable_caches(void);
int get_pubkey( PKT_public_key *pk, u32 *keyid );
KBNODE get_pubkeyblock( u32 *keyid );
int get_pubkey_byname( GETKEY_CTX *rx, PKT_public_key *pk,
const char *name, KBNODE *ret_keyblock );
int get_pubkey_bynames( GETKEY_CTX *rx, PKT_public_key *pk,
STRLIST names, KBNODE *ret_keyblock );
int get_pubkey_next( GETKEY_CTX ctx, PKT_public_key *pk, KBNODE *ret_keyblock );
void get_pubkey_end( GETKEY_CTX ctx );
int get_seckey( PKT_secret_key *sk, u32 *keyid );
int get_primary_seckey( PKT_secret_key *sk, u32 *keyid );
int get_pubkey_byfprint( PKT_public_key *pk, const byte *fprint,
size_t fprint_len );
int get_keyblock_byfprint( KBNODE *ret_keyblock, const byte *fprint,
size_t fprint_len );
int get_keyblock_bylid( KBNODE *ret_keyblock, ulong lid );
int seckey_available( u32 *keyid );
int get_seckey_byname( PKT_secret_key *sk, const char *name, int unlock );
int get_seckey_bynames( GETKEY_CTX *rx, PKT_secret_key *sk,
STRLIST names, KBNODE *ret_keyblock );
int get_seckey_next( GETKEY_CTX ctx, PKT_secret_key *sk, KBNODE *ret_keyblock );
void get_seckey_end( GETKEY_CTX ctx );
int enum_secret_keys( void **context, PKT_secret_key *sk, int with_subkeys );
void merge_keys_and_selfsig( KBNODE keyblock );
char*get_user_id_string( u32 *keyid );
char*get_long_user_id_string( u32 *keyid );
char*get_user_id( u32 *keyid, size_t *rn );
/*-- keyid.c --*/
int pubkey_letter( int algo );
u32 keyid_from_sk( PKT_secret_key *sk, u32 *keyid );
u32 keyid_from_pk( PKT_public_key *pk, u32 *keyid );
u32 keyid_from_sig( PKT_signature *sig, u32 *keyid );
u32 keyid_from_fingerprint( const byte *fprint, size_t fprint_len, u32 *keyid );
unsigned nbits_from_pk( PKT_public_key *pk );
unsigned nbits_from_sk( PKT_secret_key *sk );
const char *datestr_from_pk( PKT_public_key *pk );
const char *datestr_from_sk( PKT_secret_key *sk );
const char *datestr_from_sig( PKT_signature *sig );
const char *expirestr_from_pk( PKT_public_key *pk );
const char *expirestr_from_sk( PKT_secret_key *sk );
byte *fingerprint_from_sk( PKT_secret_key *sk, byte *buf, size_t *ret_len );
byte *fingerprint_from_pk( PKT_public_key *pk, byte *buf, size_t *ret_len );
/*-- kbnode.c --*/
KBNODE new_kbnode( PACKET *pkt );
KBNODE clone_kbnode( KBNODE node );
void release_kbnode( KBNODE n );
void delete_kbnode( KBNODE node );
void add_kbnode( KBNODE root, KBNODE node );
void insert_kbnode( KBNODE root, KBNODE node, int pkttype );
void move_kbnode( KBNODE *root, KBNODE node, KBNODE where );
void remove_kbnode( KBNODE *root, KBNODE node );
KBNODE find_prev_kbnode( KBNODE root, KBNODE node, int pkttype );
KBNODE find_next_kbnode( KBNODE node, int pkttype );
KBNODE find_kbnode( KBNODE node, int pkttype );
KBNODE walk_kbnode( KBNODE root, KBNODE *context, int all );
void clear_kbnode_flags( KBNODE n );
int commit_kbnode( KBNODE *root );
void dump_kbnode( KBNODE node );
/*-- ringedit.c --*/
const char *enum_keyblock_resources( int *sequence, int secret );
int add_keyblock_resource( const char *resname, int force, int secret );
const char *keyblock_resource_name( KBPOS *kbpos );
int get_keyblock_handle( const char *filename, int secret, KBPOS *kbpos );
int locate_keyblock_by_fpr( KBPOS *kbpos, const byte *fpr,
int fprlen, int secret );
int locate_keyblock_by_keyid( KBPOS *kbpos, u32 *keyid,
int shortkid, int secret );
int find_keyblock( PUBKEY_FIND_INFO info, KBPOS *kbpos );
int find_keyblock_byname( KBPOS *kbpos, const char *username );
int find_keyblock_bypk( KBPOS *kbpos, PKT_public_key *pk );
int find_keyblock_bysk( KBPOS *kbpos, PKT_secret_key *sk );
int find_secret_keyblock_byname( KBPOS *kbpos, const char *username );
int lock_keyblock( KBPOS *kbpos );
void unlock_keyblock( KBPOS *kbpos );
int read_keyblock( KBPOS *kbpos, KBNODE *ret_root );
int enum_keyblocks( int mode, KBPOS *kbpos, KBNODE *ret_root );
int insert_keyblock( KBPOS *kbpos, KBNODE root );
int delete_keyblock( KBPOS *kbpos );
int update_keyblock( KBPOS *kbpos, KBNODE root );
#endif /*GPG_KEYDB_H*/
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