+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
- * include/krb5/kdb.h
- *
* Copyright 1990,1991 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
- *
+ *
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
- *
- *
- * KDC Database interface definitions.
*/
-
/*
* Copyright (C) 1998 by the FundsXpress, INC.
- *
+ *
* All rights reserved.
- *
+ *
* Export of this software from the United States of America may require
* a specific license from the United States Government. It is the
* responsibility of any person or organization contemplating export to
* obtain such a license before exporting.
- *
+ *
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* permission. FundsXpress makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
- *
+ *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
-
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
+/* KDC Database interface definitions */
+
/* This API is not considered as stable as the main krb5 API.
*
* - We may make arbitrary incompatible changes between feature
#include <krb5.h>
+/* This version will be incremented when incompatible changes are made to the
+ * KDB API, and will be kept in sync with the libkdb major version. */
+#define KRB5_KDB_API_VERSION 6
+
/* Salt types */
-#define KRB5_KDB_SALTTYPE_NORMAL 0
-#define KRB5_KDB_SALTTYPE_V4 1
-#define KRB5_KDB_SALTTYPE_NOREALM 2
-#define KRB5_KDB_SALTTYPE_ONLYREALM 3
-#define KRB5_KDB_SALTTYPE_SPECIAL 4
-#define KRB5_KDB_SALTTYPE_AFS3 5
-#define KRB5_KDB_SALTTYPE_CERTHASH 6
+#define KRB5_KDB_SALTTYPE_NORMAL 0
+#define KRB5_KDB_SALTTYPE_V4 1
+#define KRB5_KDB_SALTTYPE_NOREALM 2
+#define KRB5_KDB_SALTTYPE_ONLYREALM 3
+#define KRB5_KDB_SALTTYPE_SPECIAL 4
+#define KRB5_KDB_SALTTYPE_AFS3 5
+#define KRB5_KDB_SALTTYPE_CERTHASH 6
/* Attributes */
-#define KRB5_KDB_DISALLOW_POSTDATED 0x00000001
-#define KRB5_KDB_DISALLOW_FORWARDABLE 0x00000002
-#define KRB5_KDB_DISALLOW_TGT_BASED 0x00000004
-#define KRB5_KDB_DISALLOW_RENEWABLE 0x00000008
-#define KRB5_KDB_DISALLOW_PROXIABLE 0x00000010
-#define KRB5_KDB_DISALLOW_DUP_SKEY 0x00000020
-#define KRB5_KDB_DISALLOW_ALL_TIX 0x00000040
-#define KRB5_KDB_REQUIRES_PRE_AUTH 0x00000080
-#define KRB5_KDB_REQUIRES_HW_AUTH 0x00000100
-#define KRB5_KDB_REQUIRES_PWCHANGE 0x00000200
-#define KRB5_KDB_DISALLOW_SVR 0x00001000
-#define KRB5_KDB_PWCHANGE_SERVICE 0x00002000
+#define KRB5_KDB_DISALLOW_POSTDATED 0x00000001
+#define KRB5_KDB_DISALLOW_FORWARDABLE 0x00000002
+#define KRB5_KDB_DISALLOW_TGT_BASED 0x00000004
+#define KRB5_KDB_DISALLOW_RENEWABLE 0x00000008
+#define KRB5_KDB_DISALLOW_PROXIABLE 0x00000010
+#define KRB5_KDB_DISALLOW_DUP_SKEY 0x00000020
+#define KRB5_KDB_DISALLOW_ALL_TIX 0x00000040
+#define KRB5_KDB_REQUIRES_PRE_AUTH 0x00000080
+#define KRB5_KDB_REQUIRES_HW_AUTH 0x00000100
+#define KRB5_KDB_REQUIRES_PWCHANGE 0x00000200
+#define KRB5_KDB_DISALLOW_SVR 0x00001000
+#define KRB5_KDB_PWCHANGE_SERVICE 0x00002000
#define KRB5_KDB_SUPPORT_DESMD5 0x00004000
-#define KRB5_KDB_NEW_PRINC 0x00008000
-#define KRB5_KDB_OK_AS_DELEGATE 0x00100000
+#define KRB5_KDB_NEW_PRINC 0x00008000
+#define KRB5_KDB_OK_AS_DELEGATE 0x00100000
+#define KRB5_KDB_OK_TO_AUTH_AS_DELEGATE 0x00200000 /* S4U2Self OK */
+#define KRB5_KDB_NO_AUTH_DATA_REQUIRED 0x00400000
/* Creation flags */
-#define KRB5_KDB_CREATE_BTREE 0x00000001
-#define KRB5_KDB_CREATE_HASH 0x00000002
+#define KRB5_KDB_CREATE_BTREE 0x00000001
+#define KRB5_KDB_CREATE_HASH 0x00000002
+
+/* Private flag used to indicate principal is local TGS */
+#define KRB5_KDB_TICKET_GRANTING_SERVICE 0x01000000
+/* Private flag used to indicate xrealm relationship is non-transitive */
+#define KRB5_KDB_XREALM_NON_TRANSITIVE 0x02000000
+
+/* Entry get flags */
+/* Name canonicalization requested */
+#define KRB5_KDB_FLAG_CANONICALIZE 0x00000010
+/* Include authorization data generated by backend */
+#define KRB5_KDB_FLAG_INCLUDE_PAC 0x00000020
+/* Is AS-REQ (client referrals only) */
+#define KRB5_KDB_FLAG_CLIENT_REFERRALS_ONLY 0x00000040
+/* Map cross-realm principals */
+#define KRB5_KDB_FLAG_MAP_PRINCIPALS 0x00000080
+/* Protocol transition */
+#define KRB5_KDB_FLAG_PROTOCOL_TRANSITION 0x00000100
+/* Constrained delegation */
+#define KRB5_KDB_FLAG_CONSTRAINED_DELEGATION 0x00000200
+/* User-to-user */
+#define KRB5_KDB_FLAG_USER_TO_USER 0x00000800
+/* Cross-realm */
+#define KRB5_KDB_FLAG_CROSS_REALM 0x00001000
+/* Allow in-realm aliases */
+#define KRB5_KDB_FLAG_ALIAS_OK 0x00002000
+
+#define KRB5_KDB_FLAGS_S4U ( KRB5_KDB_FLAG_PROTOCOL_TRANSITION | \
+ KRB5_KDB_FLAG_CONSTRAINED_DELEGATION )
#if !defined(_WIN32)
* adding new tl_data types.
*/
typedef struct _krb5_tl_data {
- struct _krb5_tl_data* tl_data_next; /* NOT saved */
- krb5_int16 tl_data_type;
- krb5_ui_2 tl_data_length;
- krb5_octet * tl_data_contents;
+ struct _krb5_tl_data* tl_data_next; /* NOT saved */
+ krb5_int16 tl_data_type;
+ krb5_ui_2 tl_data_length;
+ krb5_octet * tl_data_contents;
} krb5_tl_data;
-/*
+/* String attributes (currently stored inside tl-data) map C string keys to
+ * values. They can be set via kadmin and consumed by KDC plugins. */
+typedef struct krb5_string_attr_st {
+ char *key;
+ char *value;
+} krb5_string_attr;
+
+/*
* If this ever changes up the version number and make the arrays be as
* big as necessary.
*
* Currently the first type is the enctype and the second is the salt type.
*/
typedef struct _krb5_key_data {
- krb5_int16 key_data_ver; /* Version */
- krb5_int16 key_data_kvno; /* Key Version */
- krb5_int16 key_data_type[2]; /* Array of types */
- krb5_ui_2 key_data_length[2]; /* Array of lengths */
- krb5_octet * key_data_contents[2]; /* Array of pointers */
+ krb5_int16 key_data_ver; /* Version */
+ krb5_int16 key_data_kvno; /* Key Version */
+ krb5_int16 key_data_type[2]; /* Array of types */
+ krb5_ui_2 key_data_length[2]; /* Array of lengths */
+ krb5_octet * key_data_contents[2]; /* Array of pointers */
} krb5_key_data;
-#define KRB5_KDB_V1_KEY_DATA_ARRAY 2 /* # of array elements */
+#define KRB5_KDB_V1_KEY_DATA_ARRAY 2 /* # of array elements */
typedef struct _krb5_keysalt {
- krb5_int16 type;
- krb5_data data; /* Length, data */
+ krb5_int16 type;
+ krb5_data data; /* Length, data */
} krb5_keysalt;
+/*
+ * A principal database entry. Extensions to this structure currently use the
+ * tl_data list. The e_data and e_length fields are not used by any calling
+ * code except kdb5_util dump and load, which marshal and unmarshal the array
+ * in the dump record. KDB modules may use these fields internally as long as
+ * they set e_length appropriately (non-zero if the data should be marshalled
+ * across dump and load, zero if not) and handle null e_data values in
+ * caller-constructed principal entries.
+ */
typedef struct _krb5_db_entry_new {
- krb5_magic magic; /* NOT saved */
- krb5_ui_2 len;
- krb5_ui_4 mask; /* members currently changed/set */
- krb5_flags attributes;
- krb5_deltat max_life;
- krb5_deltat max_renewable_life;
- krb5_timestamp expiration; /* When the client expires */
- krb5_timestamp pw_expiration; /* When its passwd expires */
- krb5_timestamp last_success; /* Last successful passwd */
- krb5_timestamp last_failed; /* Last failed passwd attempt */
- krb5_kvno fail_auth_count; /* # of failed passwd attempt */
- krb5_int16 n_tl_data;
- krb5_int16 n_key_data;
- krb5_ui_2 e_length; /* Length of extra data */
- krb5_octet * e_data; /* Extra data to be saved */
-
- krb5_principal princ; /* Length, data */
- krb5_tl_data * tl_data; /* Linked list */
- krb5_key_data * key_data; /* Array */
+ krb5_magic magic; /* NOT saved */
+ krb5_ui_2 len;
+ krb5_ui_4 mask; /* members currently changed/set */
+ krb5_flags attributes;
+ krb5_deltat max_life;
+ krb5_deltat max_renewable_life;
+ krb5_timestamp expiration; /* When the client expires */
+ krb5_timestamp pw_expiration; /* When its passwd expires */
+ krb5_timestamp last_success; /* Last successful passwd */
+ krb5_timestamp last_failed; /* Last failed passwd attempt */
+ krb5_kvno fail_auth_count; /* # of failed passwd attempt */
+ krb5_int16 n_tl_data;
+ krb5_int16 n_key_data;
+ krb5_ui_2 e_length; /* Length of extra data */
+ krb5_octet * e_data; /* Extra data to be saved */
+
+ krb5_principal princ; /* Length, data */
+ krb5_tl_data * tl_data; /* Linked list */
+ krb5_key_data * key_data; /* Array */
} krb5_db_entry;
typedef struct _osa_policy_ent_t {
krb5_ui_4 pw_min_classes;
krb5_ui_4 pw_history_num;
krb5_ui_4 policy_refcnt;
+ /* Only valid if version > 1 */
+ krb5_ui_4 pw_max_fail; /* pwdMaxFailure */
+ krb5_ui_4 pw_failcnt_interval; /* pwdFailureCountInterval */
+ krb5_ui_4 pw_lockout_duration; /* pwdLockoutDuration */
} osa_policy_ent_rec, *osa_policy_ent_t;
typedef void (*osa_adb_iter_policy_func) (void *, osa_policy_ent_t);
typedef struct __krb5_key_salt_tuple {
- krb5_enctype ks_enctype;
- krb5_int32 ks_salttype;
+ krb5_enctype ks_enctype;
+ krb5_int32 ks_salttype;
} krb5_key_salt_tuple;
-#define KRB5_KDB_MAGIC_NUMBER 0xdbdbdbdb
-#define KRB5_KDB_V1_BASE_LENGTH 38
-
-#define KRB5_TL_LAST_PWD_CHANGE 0x0001
-#define KRB5_TL_MOD_PRINC 0x0002
-#define KRB5_TL_KADM_DATA 0x0003
-#define KRB5_TL_KADM5_E_DATA 0x0004
-#define KRB5_TL_RB1_CHALLENGE 0x0005
+#define KRB5_KDB_MAGIC_NUMBER 0xdbdbdbdb
+#define KRB5_KDB_V1_BASE_LENGTH 38
+
+#define KRB5_TL_LAST_PWD_CHANGE 0x0001
+#define KRB5_TL_MOD_PRINC 0x0002
+#define KRB5_TL_KADM_DATA 0x0003
+#define KRB5_TL_KADM5_E_DATA 0x0004
+#define KRB5_TL_RB1_CHALLENGE 0x0005
#ifdef SECURID
#define KRB5_TL_SECURID_STATE 0x0006
-#define KRB5_TL_DB_ARGS 0x7fff
#endif /* SECURID */
#define KRB5_TL_USER_CERTIFICATE 0x0007
#define KRB5_TL_MKVNO 0x0008
#define KRB5_TL_ACTKVNO 0x0009
#define KRB5_TL_MKEY_AUX 0x000a
+/* String attributes may not always be represented in tl-data. kadmin clients
+ * must use the get_strings and set_string RPCs. */
+#define KRB5_TL_STRING_ATTRS 0x000b
+
+#define KRB5_TL_PAC_LOGON_INFO 0x0100 /* NDR encoded validation info */
+#define KRB5_TL_SERVER_REFERRAL 0x0200 /* ASN.1 encoded ServerReferralInfo */
+#define KRB5_TL_SVR_REFERRAL_DATA 0x0300 /* ASN.1 encoded PA-SVR-REFERRAL-DATA */
+#define KRB5_TL_CONSTRAINED_DELEGATION_ACL 0x0400 /* Each entry is a permitted SPN */
+#define KRB5_TL_LM_KEY 0x0500 /* LM OWF */
+#define KRB5_TL_X509_SUBJECT_ISSUER_NAME 0x0600 /* <I>IssuerDN<S>SubjectDN */
+#define KRB5_TL_LAST_ADMIN_UNLOCK 0x0700 /* Timestamp of admin unlock */
+
+#define KRB5_TL_DB_ARGS 0x7fff
+
/* version number for KRB5_TL_ACTKVNO data */
#define KRB5_TL_ACTKVNO_VER 1
* Determines the number of failed KDC requests before DISALLOW_ALL_TIX is set
* on the principal.
*/
-#define KRB5_MAX_FAIL_COUNT 5
+#define KRB5_MAX_FAIL_COUNT 5
/* XXX depends on knowledge of krb5_parse_name() formats */
-#define KRB5_KDB_M_NAME "K/M" /* Kerberos/Master */
+#define KRB5_KDB_M_NAME "K/M" /* Kerberos/Master */
/* prompts used by default when reading the KDC password from the keyboard. */
-#define KRB5_KDC_MKEY_1 "Enter KDC database master key"
-#define KRB5_KDC_MKEY_2 "Re-enter KDC database master key to verify"
+#define KRB5_KDC_MKEY_1 "Enter KDC database master key"
+#define KRB5_KDC_MKEY_2 "Re-enter KDC database master key to verify"
extern char *krb5_mkey_pwd_prompt1;
*/
#ifdef _KRB5_INT_H
#include "k5-platform.h"
-#define krb5_kdb_decode_int16(cp, i16) \
- *((krb5_int16 *) &(i16)) = load_16_le(cp)
-#define krb5_kdb_decode_int32(cp, i32) \
- *((krb5_int32 *) &(i32)) = load_32_le(cp)
-#define krb5_kdb_encode_int16(i16, cp) store_16_le(i16, cp)
-#define krb5_kdb_encode_int32(i32, cp) store_32_le(i32, cp)
+#define krb5_kdb_decode_int16(cp, i16) \
+ *((krb5_int16 *) &(i16)) = load_16_le(cp)
+#define krb5_kdb_decode_int32(cp, i32) \
+ *((krb5_int32 *) &(i32)) = load_32_le(cp)
+#define krb5_kdb_encode_int16(i16, cp) store_16_le(i16, cp)
+#define krb5_kdb_encode_int32(i32, cp) store_32_le(i32, cp)
#endif /* _KRB5_INT_H */
#define KRB5_KDB_OPEN_RW 0
#define KRB5_KDB_OPEN_RO 1
#ifndef KRB5_KDB_SRV_TYPE_KDC
-#define KRB5_KDB_SRV_TYPE_KDC 0x0100
+#define KRB5_KDB_SRV_TYPE_KDC 0x0100
#endif
#ifndef KRB5_KDB_SRV_TYPE_ADMIN
-#define KRB5_KDB_SRV_TYPE_ADMIN 0x0200
+#define KRB5_KDB_SRV_TYPE_ADMIN 0x0200
#endif
#ifndef KRB5_KDB_SRV_TYPE_PASSWD
#endif
#ifndef KRB5_KDB_SRV_TYPE_OTHER
-#define KRB5_KDB_SRV_TYPE_OTHER 0x0400
+#define KRB5_KDB_SRV_TYPE_OTHER 0x0400
#endif
#define KRB5_KDB_OPT_SET_DB_NAME 0
krb5_error_code krb5_db_destroy ( krb5_context kcontext, char **db_args );
krb5_error_code krb5_db_promote ( krb5_context kcontext, char **db_args );
krb5_error_code krb5_db_get_age ( krb5_context kcontext, char *db_name, time_t *t );
-krb5_error_code krb5_db_set_option ( krb5_context kcontext, int option, void *value );
krb5_error_code krb5_db_lock ( krb5_context kcontext, int lock_mode );
krb5_error_code krb5_db_unlock ( krb5_context kcontext );
krb5_error_code krb5_db_get_principal ( krb5_context kcontext,
- krb5_const_principal search_for,
- krb5_db_entry *entries,
- int *nentries,
- krb5_boolean *more );
-krb5_error_code krb5_db_free_principal ( krb5_context kcontext,
- krb5_db_entry *entry,
- int count );
+ krb5_const_principal search_for,
+ unsigned int flags,
+ krb5_db_entry **entry );
+void krb5_db_free_principal ( krb5_context kcontext, krb5_db_entry *entry );
krb5_error_code krb5_db_put_principal ( krb5_context kcontext,
- krb5_db_entry *entries,
- int *nentries);
+ krb5_db_entry *entry );
krb5_error_code krb5_db_delete_principal ( krb5_context kcontext,
- krb5_principal search_for,
- int *nentries );
+ krb5_principal search_for );
krb5_error_code krb5_db_iterate ( krb5_context kcontext,
- char *match_entry,
- int (*func) (krb5_pointer, krb5_db_entry *),
- krb5_pointer func_arg );
-krb5_error_code krb5_supported_realms ( krb5_context kcontext,
- char **realms );
-krb5_error_code krb5_free_supported_realms ( krb5_context kcontext,
- char **realms );
-krb5_error_code krb5_db_set_master_key_ext ( krb5_context kcontext,
- char *pwd,
- krb5_keyblock *key );
-krb5_error_code krb5_db_set_mkey ( krb5_context context,
- krb5_keyblock *key);
-krb5_error_code krb5_db_get_mkey ( krb5_context kcontext,
- krb5_keyblock **key );
-
-krb5_error_code krb5_db_set_mkey_list( krb5_context context,
- krb5_keylist_node * keylist);
-
-krb5_error_code krb5_db_get_mkey_list( krb5_context kcontext,
- krb5_keylist_node ** keylist);
-
-krb5_error_code krb5_db_free_master_key ( krb5_context kcontext,
- krb5_keyblock *key );
-krb5_error_code krb5_db_store_master_key ( krb5_context kcontext,
- char *keyfile,
- krb5_principal mname,
- krb5_kvno kvno,
- krb5_keyblock *key,
- char *master_pwd);
-krb5_error_code krb5_db_store_master_key_list ( krb5_context kcontext,
- char *keyfile,
- krb5_principal mname,
- krb5_keylist_node *keylist,
- char *master_pwd);
+ char *match_entry,
+ int (*func) (krb5_pointer, krb5_db_entry *),
+ krb5_pointer func_arg );
+
+
+krb5_error_code krb5_db_store_master_key ( krb5_context kcontext,
+ char *keyfile,
+ krb5_principal mname,
+ krb5_kvno kvno,
+ krb5_keyblock *key,
+ char *master_pwd);
+krb5_error_code krb5_db_store_master_key_list ( krb5_context kcontext,
+ char *keyfile,
+ krb5_principal mname,
+ char *master_pwd);
krb5_error_code krb5_db_fetch_mkey ( krb5_context context,
- krb5_principal mname,
- krb5_enctype etype,
- krb5_boolean fromkeyboard,
- krb5_boolean twice,
- char *db_args,
+ krb5_principal mname,
+ krb5_enctype etype,
+ krb5_boolean fromkeyboard,
+ krb5_boolean twice,
+ char *db_args,
krb5_kvno *kvno,
- krb5_data *salt,
- krb5_keyblock *key);
-krb5_error_code krb5_db_verify_master_key ( krb5_context kcontext,
- krb5_principal mprinc,
- krb5_kvno kvno,
- krb5_keyblock *mkey );
+ krb5_data *salt,
+ krb5_keyblock *key);
krb5_error_code
krb5_db_fetch_mkey_list( krb5_context context,
- krb5_principal mname,
- const krb5_keyblock * mkey,
- krb5_kvno mkvno,
- krb5_keylist_node **mkeys_list );
-
-krb5_error_code
-krb5_db_free_mkey_list( krb5_context context,
- krb5_keylist_node *mkey_list );
+ krb5_principal mname,
+ const krb5_keyblock * mkey );
krb5_error_code
-krb5_dbe_find_enctype( krb5_context kcontext,
- krb5_db_entry *dbentp,
- krb5_int32 ktype,
- krb5_int32 stype,
- krb5_int32 kvno,
- krb5_key_data **kdatap);
-
-
-krb5_error_code krb5_dbe_search_enctype ( krb5_context kcontext,
- krb5_db_entry *dbentp,
- krb5_int32 *start,
- krb5_int32 ktype,
- krb5_int32 stype,
- krb5_int32 kvno,
- krb5_key_data **kdatap);
+krb5_dbe_find_enctype( krb5_context kcontext,
+ krb5_db_entry *dbentp,
+ krb5_int32 ktype,
+ krb5_int32 stype,
+ krb5_int32 kvno,
+ krb5_key_data **kdatap);
+
+
+krb5_error_code krb5_dbe_search_enctype ( krb5_context kcontext,
+ krb5_db_entry *dbentp,
+ krb5_int32 *start,
+ krb5_int32 ktype,
+ krb5_int32 stype,
+ krb5_int32 kvno,
+ krb5_key_data **kdatap);
krb5_error_code
krb5_db_setup_mkey_name ( krb5_context context,
- const char *keyname,
- const char *realm,
- char **fullname,
- krb5_principal *principal);
-
+ const char *keyname,
+ const char *realm,
+ char **fullname,
+ krb5_principal *principal);
+
+/**
+ * Decrypts the key given in @@a key_data. If @a mkey is specified, that
+ * master key is used. If @a mkey is NULL, then all master keys are tried.
+ */
krb5_error_code
-krb5_dbekd_decrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_key_data * key_data,
- krb5_keyblock * dbkey,
- krb5_keysalt * keysalt);
+krb5_dbe_decrypt_key_data( krb5_context context,
+ const krb5_keyblock * mkey,
+ const krb5_key_data * key_data,
+ krb5_keyblock * dbkey,
+ krb5_keysalt * keysalt);
krb5_error_code
-krb5_dbekd_encrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_keyblock * dbkey,
- const krb5_keysalt * keysalt,
- int keyver,
- krb5_key_data * key_data);
+krb5_dbe_encrypt_key_data( krb5_context context,
+ const krb5_keyblock * mkey,
+ const krb5_keyblock * dbkey,
+ const krb5_keysalt * keysalt,
+ int keyver,
+ krb5_key_data * key_data);
krb5_error_code
krb5_dbe_fetch_act_key_list(krb5_context context,
- krb5_principal princ,
- krb5_actkvno_node **act_key_list);
+ krb5_principal princ,
+ krb5_actkvno_node **act_key_list);
krb5_error_code
krb5_dbe_find_act_mkey( krb5_context context,
- krb5_keylist_node * mkey_list,
krb5_actkvno_node * act_mkey_list,
krb5_kvno * act_kvno,
krb5_keyblock ** act_mkey);
krb5_error_code
-krb5_dbe_find_mkey( krb5_context context,
- krb5_keylist_node * mkey_list,
+krb5_dbe_find_mkey( krb5_context context,
krb5_db_entry * entry,
krb5_keyblock ** mkey);
+/* Set *mkvno to mkvno in entry tl_data, or 0 if not present. */
krb5_error_code
krb5_dbe_lookup_mkvno( krb5_context context,
- krb5_db_entry * entry,
- krb5_kvno * mkvno);
+ krb5_db_entry * entry,
+ krb5_kvno * mkvno);
+
+krb5_keylist_node *
+krb5_db_mkey_list_alias( krb5_context kcontext );
+
+/* Set *mkvno to mkvno in entry tl_data, or minimum value from mkey_list. */
+krb5_error_code
+krb5_dbe_get_mkvno( krb5_context context,
+ krb5_db_entry * entry,
+ krb5_kvno * mkvno);
krb5_error_code
krb5_dbe_lookup_mod_princ_data( krb5_context context,
- krb5_db_entry * entry,
- krb5_timestamp * mod_time,
- krb5_principal * mod_princ);
-
+ krb5_db_entry * entry,
+ krb5_timestamp * mod_time,
+ krb5_principal * mod_princ);
+
krb5_error_code
krb5_dbe_lookup_mkey_aux( krb5_context context,
- krb5_db_entry * entry,
- krb5_mkey_aux_node ** mkey_aux_data_list);
+ krb5_db_entry * entry,
+ krb5_mkey_aux_node ** mkey_aux_data_list);
krb5_error_code
krb5_dbe_update_mkvno( krb5_context context,
- krb5_db_entry * entry,
- krb5_kvno mkvno);
+ krb5_db_entry * entry,
+ krb5_kvno mkvno);
krb5_error_code
krb5_dbe_lookup_actkvno( krb5_context context,
- krb5_db_entry * entry,
- krb5_actkvno_node ** actkvno_list);
+ krb5_db_entry * entry,
+ krb5_actkvno_node ** actkvno_list);
krb5_error_code
krb5_dbe_update_mkey_aux( krb5_context context,
- krb5_db_entry * entry,
- krb5_mkey_aux_node * mkey_aux_data_list);
+ krb5_db_entry * entry,
+ krb5_mkey_aux_node * mkey_aux_data_list);
krb5_error_code
krb5_dbe_update_actkvno(krb5_context context,
- krb5_db_entry * entry,
- const krb5_actkvno_node *actkvno_list);
+ krb5_db_entry * entry,
+ const krb5_actkvno_node *actkvno_list);
krb5_error_code
krb5_dbe_update_last_pwd_change( krb5_context context,
- krb5_db_entry * entry,
- krb5_timestamp stamp);
+ krb5_db_entry * entry,
+ krb5_timestamp stamp);
+
+krb5_error_code
+krb5_dbe_update_last_admin_unlock( krb5_context context,
+ krb5_db_entry * entry,
+ krb5_timestamp stamp);
krb5_error_code
krb5_dbe_lookup_tl_data( krb5_context context,
- krb5_db_entry * entry,
- krb5_tl_data * ret_tl_data);
+ krb5_db_entry * entry,
+ krb5_tl_data * ret_tl_data);
krb5_error_code
krb5_dbe_create_key_data( krb5_context context,
- krb5_db_entry * entry);
+ krb5_db_entry * entry);
krb5_error_code
krb5_dbe_update_mod_princ_data( krb5_context context,
- krb5_db_entry * entry,
- krb5_timestamp mod_date,
- krb5_const_principal mod_princ);
-
-krb5_error_code
-krb5_dbe_update_last_pwd_change( krb5_context context,
- krb5_db_entry * entry,
- krb5_timestamp stamp);
+ krb5_db_entry * entry,
+ krb5_timestamp mod_date,
+ krb5_const_principal mod_princ);
void *krb5_db_alloc( krb5_context kcontext,
- void *ptr,
- size_t size );
+ void *ptr,
+ size_t size );
void krb5_db_free( krb5_context kcontext,
- void *ptr);
+ void *ptr);
krb5_error_code
krb5_dbe_lookup_last_pwd_change( krb5_context context,
- krb5_db_entry * entry,
- krb5_timestamp * stamp);
+ krb5_db_entry * entry,
+ krb5_timestamp * stamp);
+
+krb5_error_code
+krb5_dbe_lookup_last_admin_unlock( krb5_context context,
+ krb5_db_entry * entry,
+ krb5_timestamp * stamp);
+
+/* Retrieve the set of string attributes in entry, in no particular order.
+ * Free *strings_out with krb5_dbe_free_strings when done. */
+krb5_error_code
+krb5_dbe_get_strings(krb5_context context, krb5_db_entry *entry,
+ krb5_string_attr **strings_out, int *count_out);
+
+/* Retrieve a single string attribute from entry, or NULL if there is no
+ * attribute for key. Free *value_out with krb5_dbe_free_string when done. */
+krb5_error_code
+krb5_dbe_get_string(krb5_context context, krb5_db_entry *entry,
+ const char *key, char **value_out);
+
+/* Change or add a string attribute in entry, or delete it if value is NULL. */
+krb5_error_code
+krb5_dbe_set_string(krb5_context context, krb5_db_entry *entry,
+ const char *key, const char *value);
krb5_error_code
krb5_dbe_delete_tl_data( krb5_context context,
krb5_error_code
krb5_dbe_update_tl_data( krb5_context context,
- krb5_db_entry * entry,
- krb5_tl_data * new_tl_data);
+ krb5_db_entry * entry,
+ krb5_tl_data * new_tl_data);
+/* Compute the salt for a key data entry given the corresponding principal. */
krb5_error_code
-krb5_dbe_cpw( krb5_context kcontext,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- char * passwd,
- int new_kvno,
- krb5_boolean keepold,
- krb5_db_entry * db_entry);
+krb5_dbe_compute_salt(krb5_context context, const krb5_key_data *key,
+ krb5_const_principal princ, krb5_int16 *salttype_out,
+ krb5_data **salt_out);
+
+krb5_error_code
+krb5_dbe_cpw( krb5_context kcontext,
+ krb5_keyblock * master_key,
+ krb5_key_salt_tuple * ks_tuple,
+ int ks_tuple_count,
+ char * passwd,
+ int new_kvno,
+ krb5_boolean keepold,
+ krb5_db_entry * db_entry);
krb5_error_code
-krb5_dbe_ark( krb5_context context,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- krb5_db_entry * db_entry);
+krb5_dbe_ark( krb5_context context,
+ krb5_keyblock * master_key,
+ krb5_key_salt_tuple * ks_tuple,
+ int ks_tuple_count,
+ krb5_db_entry * db_entry);
krb5_error_code
-krb5_dbe_crk( krb5_context context,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- krb5_boolean keepold,
- krb5_db_entry * db_entry);
+krb5_dbe_crk( krb5_context context,
+ krb5_keyblock * master_key,
+ krb5_key_salt_tuple * ks_tuple,
+ int ks_tuple_count,
+ krb5_boolean keepold,
+ krb5_db_entry * db_entry);
krb5_error_code
-krb5_dbe_apw( krb5_context context,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- char * passwd,
- krb5_db_entry * db_entry);
+krb5_dbe_apw( krb5_context context,
+ krb5_keyblock * master_key,
+ krb5_key_salt_tuple * ks_tuple,
+ int ks_tuple_count,
+ char * passwd,
+ krb5_db_entry * db_entry);
int
-krb5_db_get_key_data_kvno( krb5_context context,
- int count,
- krb5_key_data * data);
-
+krb5_db_get_key_data_kvno( krb5_context context,
+ int count,
+ krb5_key_data * data);
+
+krb5_error_code krb5_db_sign_authdata(krb5_context kcontext,
+ unsigned int flags,
+ krb5_const_principal client_princ,
+ krb5_db_entry *client,
+ krb5_db_entry *server,
+ krb5_db_entry *krbtgt,
+ krb5_keyblock *client_key,
+ krb5_keyblock *server_key,
+ krb5_keyblock *krbtgt_key,
+ krb5_keyblock *session_key,
+ krb5_timestamp authtime,
+ krb5_authdata **tgt_auth_data,
+ krb5_authdata ***signed_auth_data);
+
+krb5_error_code krb5_db_check_transited_realms(krb5_context kcontext,
+ const krb5_data *tr_contents,
+ const krb5_data *client_realm,
+ const krb5_data *server_realm);
+
+krb5_error_code krb5_db_check_policy_as(krb5_context kcontext,
+ krb5_kdc_req *request,
+ krb5_db_entry *client,
+ krb5_db_entry *server,
+ krb5_timestamp kdc_time,
+ const char **status,
+ krb5_pa_data ***e_data);
+
+krb5_error_code krb5_db_check_policy_tgs(krb5_context kcontext,
+ krb5_kdc_req *request,
+ krb5_db_entry *server,
+ krb5_ticket *ticket,
+ const char **status,
+ krb5_pa_data ***e_data);
+
+void krb5_db_audit_as_req(krb5_context kcontext, krb5_kdc_req *request,
+ krb5_db_entry *client, krb5_db_entry *server,
+ krb5_timestamp authtime, krb5_error_code error_code);
+
+void krb5_db_refresh_config(krb5_context kcontext);
+
+krb5_error_code krb5_db_check_allowed_to_delegate(krb5_context kcontext,
+ krb5_const_principal client,
+ const krb5_db_entry *server,
+ krb5_const_principal proxy);
/* default functions. Should not be directly called */
/*
*/
krb5_error_code
-krb5_dbe_def_search_enctype( krb5_context kcontext,
- krb5_db_entry *dbentp,
- krb5_int32 *start,
- krb5_int32 ktype,
- krb5_int32 stype,
- krb5_int32 kvno,
- krb5_key_data **kdatap);
-
-krb5_error_code
-krb5_def_store_mkey( krb5_context context,
- char *keyfile,
- krb5_principal mname,
- krb5_kvno kvno,
- krb5_keyblock *key,
- char *master_pwd);
+krb5_dbe_def_search_enctype( krb5_context kcontext,
+ krb5_db_entry *dbentp,
+ krb5_int32 *start,
+ krb5_int32 ktype,
+ krb5_int32 stype,
+ krb5_int32 kvno,
+ krb5_key_data **kdatap);
krb5_error_code
krb5_def_store_mkey_list( krb5_context context,
- char *keyfile,
- krb5_principal mname,
- krb5_keylist_node *keylist,
- char *master_pwd);
+ char *keyfile,
+ krb5_principal mname,
+ krb5_keylist_node *keylist,
+ char *master_pwd);
krb5_error_code
krb5_db_def_fetch_mkey( krb5_context context,
- krb5_principal mname,
- krb5_keyblock *key,
- krb5_kvno *kvno,
- char *db_args);
-
-krb5_error_code
-krb5_def_verify_master_key( krb5_context context,
- krb5_principal mprinc,
- krb5_kvno kvno,
- krb5_keyblock *mkey);
+ krb5_principal mname,
+ krb5_keyblock *key,
+ krb5_kvno *kvno,
+ char *db_args);
krb5_error_code
krb5_def_fetch_mkey_list( krb5_context context,
- krb5_principal mprinc,
- const krb5_keyblock *mkey,
- krb5_kvno mkvno,
- krb5_keylist_node **mkeys_list);
-
-krb5_error_code kdb_def_set_mkey ( krb5_context kcontext,
- char *pwd,
- krb5_keyblock *key );
-
-krb5_error_code kdb_def_set_mkey_list ( krb5_context kcontext,
- krb5_keylist_node *keylist );
-
-krb5_error_code kdb_def_get_mkey ( krb5_context kcontext,
- krb5_keyblock **key );
-
-krb5_error_code kdb_def_get_mkey_list ( krb5_context kcontext,
- krb5_keylist_node **keylist );
+ krb5_principal mprinc,
+ const krb5_keyblock *mkey,
+ krb5_keylist_node **mkeys_list);
krb5_error_code
-krb5_dbe_def_cpw( krb5_context context,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- char * passwd,
- int new_kvno,
- krb5_boolean keepold,
- krb5_db_entry * db_entry);
+krb5_dbe_def_cpw( krb5_context context,
+ krb5_keyblock * master_key,
+ krb5_key_salt_tuple * ks_tuple,
+ int ks_tuple_count,
+ char * passwd,
+ int new_kvno,
+ krb5_boolean keepold,
+ krb5_db_entry * db_entry);
krb5_error_code
-krb5_def_promote_db(krb5_context, char *, char **);
+krb5_dbe_def_decrypt_key_data( krb5_context context,
+ const krb5_keyblock * mkey,
+ const krb5_key_data * key_data,
+ krb5_keyblock * dbkey,
+ krb5_keysalt * keysalt);
krb5_error_code
-krb5_dbekd_def_decrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_key_data * key_data,
- krb5_keyblock * dbkey,
- krb5_keysalt * keysalt);
+krb5_dbe_def_encrypt_key_data( krb5_context context,
+ const krb5_keyblock * mkey,
+ const krb5_keyblock * dbkey,
+ const krb5_keysalt * keysalt,
+ int keyver,
+ krb5_key_data * key_data);
krb5_error_code
-krb5_dbekd_def_encrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_keyblock * dbkey,
- const krb5_keysalt * keysalt,
- int keyver,
- krb5_key_data * key_data);
+krb5_db_create_policy( krb5_context kcontext,
+ osa_policy_ent_t policy);
krb5_error_code
-krb5_dbekd_def_decrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_key_data * key_data,
- krb5_keyblock * dbkey,
- krb5_keysalt * keysalt);
+krb5_db_get_policy ( krb5_context kcontext,
+ char *name,
+ osa_policy_ent_t *policy );
krb5_error_code
-krb5_dbekd_def_encrypt_key_data( krb5_context context,
- const krb5_keyblock * mkey,
- const krb5_keyblock * dbkey,
- const krb5_keysalt * keysalt,
- int keyver,
- krb5_key_data * key_data);
-
-krb5_error_code
-krb5_db_create_policy( krb5_context kcontext,
- osa_policy_ent_t policy);
+krb5_db_put_policy( krb5_context kcontext,
+ osa_policy_ent_t policy);
-krb5_error_code
-krb5_db_get_policy ( krb5_context kcontext,
- char *name,
- osa_policy_ent_t *policy,
- int *nentries);
-
-krb5_error_code
-krb5_db_put_policy( krb5_context kcontext,
- osa_policy_ent_t policy);
-
-krb5_error_code
+krb5_error_code
krb5_db_iter_policy( krb5_context kcontext,
- char *match_entry,
- osa_adb_iter_policy_func func,
- void *data);
+ char *match_entry,
+ osa_adb_iter_policy_func func,
+ void *data);
-krb5_error_code
-krb5_db_delete_policy( krb5_context kcontext,
- char *policy);
+krb5_error_code
+krb5_db_delete_policy( krb5_context kcontext,
+ char *policy);
-void
-krb5_db_free_policy( krb5_context kcontext,
- osa_policy_ent_t policy);
+void
+krb5_db_free_policy( krb5_context kcontext,
+ osa_policy_ent_t policy);
krb5_error_code
-krb5_db_set_context
- (krb5_context, void *db_context);
+krb5_db_set_context(krb5_context, void *db_context);
krb5_error_code
-krb5_db_get_context
- (krb5_context, void **db_context);
+krb5_db_get_context(krb5_context, void **db_context);
void
krb5_dbe_free_key_data_contents(krb5_context, krb5_key_data *);
void
krb5_dbe_free_tl_data(krb5_context, krb5_tl_data *);
-#define KRB5_KDB_DEF_FLAGS 0
-
-#define KDB_MAX_DB_NAME 128
-#define KDB_REALM_SECTION "realms"
-#define KDB_MODULE_POINTER "database_module"
-#define KDB_MODULE_DEF_SECTION "dbdefaults"
-#define KDB_MODULE_SECTION "dbmodules"
-#define KDB_LIB_POINTER "db_library"
-#define KDB_DATABASE_CONF_FILE DEFAULT_SECURE_PROFILE_PATH
-#define KDB_DATABASE_ENV_PROF KDC_PROFILE_ENV
-
-#define KRB5_KDB_OPEN_RW 0
-#define KRB5_KDB_OPEN_RO 1
-
-#define KRB5_KDB_OPT_SET_DB_NAME 0
-#define KRB5_KDB_OPT_SET_LOCK_MODE 1
-
-typedef struct _kdb_vftabl {
- short int maj_ver;
- short int min_ver;
-
- krb5_error_code (*init_library)();
- krb5_error_code (*fini_library)();
- krb5_error_code (*init_module) ( krb5_context kcontext,
- char * conf_section,
- char ** db_args,
- int mode );
-
- krb5_error_code (*fini_module) ( krb5_context kcontext );
-
- krb5_error_code (*db_create) ( krb5_context kcontext,
- char * conf_section,
- char ** db_args );
-
- krb5_error_code (*db_destroy) ( krb5_context kcontext,
- char *conf_section,
- char ** db_args );
-
- krb5_error_code (*db_get_age) ( krb5_context kcontext,
- char *db_name,
- time_t *age );
-
- krb5_error_code (*db_set_option) ( krb5_context kcontext,
- int option,
- void *value );
-
- krb5_error_code (*db_lock) ( krb5_context kcontext,
- int mode );
+void
+krb5_dbe_free_strings(krb5_context, krb5_string_attr *, int count);
- krb5_error_code (*db_unlock) ( krb5_context kcontext);
+void
+krb5_dbe_free_string(krb5_context, char *);
- krb5_error_code (*db_get_principal) ( krb5_context kcontext,
- krb5_const_principal search_for,
- unsigned int flags,
- krb5_db_entry *entries,
- int *nentries,
- krb5_boolean *more );
+#define KRB5_KDB_DEF_FLAGS 0
- krb5_error_code (*db_free_principal) ( krb5_context kcontext,
- krb5_db_entry *entry,
- int count );
+#define KDB_MAX_DB_NAME 128
+#define KDB_REALM_SECTION "realms"
+#define KDB_MODULE_POINTER "database_module"
+#define KDB_MODULE_DEF_SECTION "dbdefaults"
+#define KDB_MODULE_SECTION "dbmodules"
+#define KDB_LIB_POINTER "db_library"
+#define KDB_DATABASE_CONF_FILE DEFAULT_SECURE_PROFILE_PATH
+#define KDB_DATABASE_ENV_PROF KDC_PROFILE_ENV
- krb5_error_code (*db_put_principal) ( krb5_context kcontext,
- krb5_db_entry *entries,
- int *nentries,
- char **db_args);
+#define KRB5_KDB_OPEN_RW 0
+#define KRB5_KDB_OPEN_RO 1
- krb5_error_code (*db_delete_principal) ( krb5_context kcontext,
- krb5_const_principal search_for,
- int *nentries );
+#define KRB5_KDB_OPT_SET_DB_NAME 0
+#define KRB5_KDB_OPT_SET_LOCK_MODE 1
- krb5_error_code (*db_iterate) ( krb5_context kcontext,
- char *match_entry,
- int (*func) (krb5_pointer, krb5_db_entry *),
- krb5_pointer func_arg );
+/*
+ * This number indicates the date of the last incompatible change to the DAL.
+ * The maj_ver field of the module's vtable structure must match this version.
+ */
+#define KRB5_KDB_DAL_MAJOR_VERSION 3
- krb5_error_code (*db_create_policy) ( krb5_context kcontext,
- osa_policy_ent_t policy );
+/*
+ * A krb5_context can hold one database object. Modules should use
+ * krb5_db_set_context and krb5_db_get_context to store state associated with
+ * the database object.
+ *
+ * Some module functions are mandatory for KDC operation; others are optional
+ * or apply only to administrative operations. If a function is optional, a
+ * module can leave the function pointer as NULL. Alternatively, modules can
+ * return KRB5_PLUGIN_OP_NOTSUPP when asked to perform an inapplicable action.
+ *
+ * Some module functions have default implementations which will call back into
+ * the vtable interface. Leave these functions as NULL to use the default
+ * implementations.
+ *
+ * The documentation in these comments describes the DAL as it is currently
+ * implemented and used, not as it should be. So if anything seems off, that
+ * probably means the current state of things is off.
+ */
- krb5_error_code (*db_get_policy) ( krb5_context kcontext,
- char *name,
- osa_policy_ent_t *policy,
- int *cnt);
-
- krb5_error_code (*db_put_policy) ( krb5_context kcontext,
- osa_policy_ent_t policy );
+typedef struct _kdb_vftabl {
+ short int maj_ver;
+ short int min_ver;
- krb5_error_code (*db_iter_policy) ( krb5_context kcontext,
- char *match_entry,
- osa_adb_iter_policy_func func,
- void *data );
-
-
- krb5_error_code (*db_delete_policy) ( krb5_context kcontext,
- char *policy );
-
- void (*db_free_policy) ( krb5_context kcontext,
- osa_policy_ent_t val );
-
- krb5_error_code (*db_supported_realms) ( krb5_context kcontext,
- char **realms );
-
- krb5_error_code (*db_free_supported_realms) ( krb5_context kcontext,
- char **realms );
-
-
- const char * (*errcode_2_string) ( krb5_context kcontext,
- long err_code );
-
- void (*release_errcode_string) (krb5_context kcontext, const char *msg);
-
- void * (*db_alloc) (krb5_context kcontext, void *ptr, size_t size);
- void (*db_free) (krb5_context kcontext, void *ptr);
-
-
-
- /* optional functions */
- krb5_error_code (*set_master_key) ( krb5_context kcontext,
- char *pwd,
- krb5_keyblock *key);
-
- krb5_error_code (*get_master_key) ( krb5_context kcontext,
- krb5_keyblock **key);
-
- krb5_error_code (*set_master_key_list) ( krb5_context kcontext,
- krb5_keylist_node *keylist);
-
- krb5_error_code (*get_master_key_list) ( krb5_context kcontext,
- krb5_keylist_node **keylist);
-
- krb5_error_code (*setup_master_key_name) ( krb5_context kcontext,
- char *keyname,
- char *realm,
- char **fullname,
- krb5_principal *principal);
-
- krb5_error_code (*store_master_key) ( krb5_context kcontext,
- char *db_arg,
- krb5_principal mname,
- krb5_kvno kvno,
- krb5_keyblock *key,
- char *master_pwd);
-
- krb5_error_code (*fetch_master_key) ( krb5_context kcontext,
- krb5_principal mname,
- krb5_keyblock *key,
- krb5_kvno *kvno,
- char *db_args);
-
- krb5_error_code (*verify_master_key) ( krb5_context kcontext,
- krb5_principal mprinc,
- krb5_kvno kvno,
- krb5_keyblock *mkey );
-
- krb5_error_code (*fetch_master_key_list) (krb5_context kcontext,
- krb5_principal mname,
- const krb5_keyblock *key,
- krb5_kvno kvno,
- krb5_keylist_node **mkeys_list);
-
- krb5_error_code (*store_master_key_list) ( krb5_context kcontext,
- char *db_arg,
- krb5_principal mname,
- krb5_keylist_node *keylist,
- char *master_pwd);
-
- krb5_error_code (*dbe_search_enctype) ( krb5_context kcontext,
- krb5_db_entry *dbentp,
- krb5_int32 *start,
- krb5_int32 ktype,
- krb5_int32 stype,
- krb5_int32 kvno,
- krb5_key_data **kdatap);
-
-
- krb5_error_code
- (*db_change_pwd) ( krb5_context context,
- krb5_keyblock * master_key,
- krb5_key_salt_tuple * ks_tuple,
- int ks_tuple_count,
- char * passwd,
- int new_kvno,
- krb5_boolean keepold,
- krb5_db_entry * db_entry);
-
- /* Promote a temporary database to be the live one. */
- krb5_error_code (*promote_db) (krb5_context context,
- char *conf_section,
- char **db_args);
-
- krb5_error_code (*dbekd_decrypt_key_data) ( krb5_context kcontext,
- const krb5_keyblock *mkey,
- const krb5_key_data *key_data,
- krb5_keyblock *dbkey,
- krb5_keysalt *keysalt );
-
- krb5_error_code (*dbekd_encrypt_key_data) ( krb5_context kcontext,
- const krb5_keyblock *mkey,
- const krb5_keyblock *dbkey,
- const krb5_keysalt *keyselt,
- int keyver,
- krb5_key_data *key_data );
-
- krb5_error_code
- (*db_invoke) ( krb5_context context,
- unsigned int method,
- const krb5_data *req,
- krb5_data *rep );
+ /*
+ * Mandatory: Invoked after the module library is loaded, when the first DB
+ * using the module is opened, across all contexts.
+ */
+ krb5_error_code (*init_library)(void);
+
+ /*
+ * Mandatory: Invoked before the module library is unloaded, after the last
+ * DB using the module is closed, across all contexts.
+ */
+ krb5_error_code (*fini_library)(void);
+
+ /*
+ * Mandatory: Initialize a database object. Profile settings should be
+ * read from conf_section inside KDB_MODULE_SECTION. db_args communicates
+ * command-line arguments for module-specific flags. mode will be one of
+ * KRB5_KDB_OPEN_{RW,RO} or'd with one of
+ * KRB5_KDB_SRV_TYPE_{KDC,ADMIN,PASSWD,OTHER}.
+ */
+ krb5_error_code (*init_module)(krb5_context kcontext, char *conf_section,
+ char **db_args, int mode);
+
+ /*
+ * Mandatory: Finalize the database object contained in a context. Free
+ * any state contained in the db_context pointer and null it out.
+ */
+ krb5_error_code (*fini_module)(krb5_context kcontext);
+
+ /*
+ * Optional: Initialize a database object while creating the underlying
+ * database. conf_section and db_args have the same meaning as in
+ * init_module. This function may return an error if the database already
+ * exists. Used by kdb5_util create.
+ *
+ * If db_args contains the value "temporary", the module should create an
+ * exclusively locked side copy of the database suitable for loading in a
+ * propagation from master to slave. This side copy will later be promoted
+ * with promote_db, allowing complete updates of the DB with no loss in
+ * read availability. If the module cannot comply with this architecture,
+ * it should return an error.
+ */
+ krb5_error_code (*create)(krb5_context kcontext, char *conf_section,
+ char **db_args);
+
+ /*
+ * Optional: Destroy a database. conf_section and db_args have the same
+ * meaning as in init_module. Used by kdb5_util destroy. In current
+ * usage, the database is destroyed while open, so the module should handle
+ * that.
+ */
+ krb5_error_code (*destroy)(krb5_context kcontext, char *conf_section,
+ char **db_args);
+
+ /*
+ * Deprecated: No longer used as of krb5 1.10; can be removed in the next
+ * DAL revision. Modules should leave as NULL.
+ */
+ krb5_error_code (*get_age)(krb5_context kcontext, char *db_name,
+ time_t *age);
+
+ /*
+ * Optional: Lock the database, with semantics depending on the mode
+ * argument:
+ *
+ * KRB5_DB_LOCKMODE_SHARED: Lock may coexist with other shared locks.
+ * KRB5_DB_LOCKMODE_EXCLUSIVE: Lock may not coexist with other locks.
+ * KRB5_DB_LOCKMODE_PERMANENT: Exclusive lock surviving process exit.
+ * (KRB5_DB_LOCKMODE_DONTBLOCK is unused and unimplemented.)
+ *
+ * Used by the "kadmin lock" command, incremental propagation, and
+ * kdb5_util dump. Incremental propagation support requires shared locks
+ * to operate. kdb5_util dump will continue unlocked if the module returns
+ * KRB5_PLUGIN_OP_NOTSUPP.
+ */
+ krb5_error_code (*lock)(krb5_context kcontext, int mode);
+
+ /* Optional: Release a lock created with db_lock. */
+ krb5_error_code (*unlock)(krb5_context kcontext);
+
+ /*
+ * Mandatory: Set *entry to an allocated entry for the principal
+ * search_for. If the principal is not found, return KRB5_KDB_NOENTRY.
+ *
+ * The meaning of flags are as follows:
+ *
+ * KRB5_KDB_FLAG_CANONICALIZE: Set by the KDC when looking up entries for
+ * an AS or TGS request with canonicalization requested. Determines
+ * whether the module should return out-of-realm referrals.
+ *
+ * KRB5_KDB_FLAG_INCLUDE_PAC: Set by the KDC during an AS request when the
+ * client requested PAC information during padata, and during most TGS
+ * requests. Indicates that the module should include PAC information
+ * when its sign_authdata method is invoked.
+ *
+ * KRB5_KDB_FLAG_CLIENT_REFERRALS_ONLY: Set by the KDC when looking up the
+ * client entry in an AS request. Affects how the module should return
+ * out-of-realm referrals.
+ *
+ * KRB5_KDB_FLAG_MAP_PRINCIPALS: Set by the KDC when looking up the client
+ * entry during TGS requests, except for S4U TGS requests and requests
+ * where the server entry has the KRB5_KDB_NO_AUTH_DATA_REQUIRED
+ * attribute. Indicates that the module should map foreign principals
+ * to local principals if it supports doing so.
+ *
+ * KRB5_KDB_FLAG_PROTOCOL_TRANSITION: Set by the KDC when looking up the
+ * client entry during an S4U2Self TGS request. This affects the PAC
+ * information which should be included when authorization data is
+ * generated; see the Microsoft S4U specification for details.
+ *
+ * KRB5_KDB_FLAG_CONSTRAINED_DELEGATION: Set by the KDC when looking up the
+ * client entry during an S4U2Proxy TGS request. Also affects PAC
+ * generation.
+ *
+ * KRB5_KDB_FLAG_CROSS_REALM: Set by the KDC when looking up a client entry
+ * during a TGS request, if the client principal is not part of the
+ * realm being served.
+ *
+ * KRB5_KDB_FLAG_ALIAS_OK: Set by the KDC for server principal lookups and
+ * for AS request client principal lookups with canonicalization
+ * requested; also set by the admin interface. Determines whether the
+ * module should return in-realm aliases.
+ *
+ * A module can return in-realm aliases if KRB5_KDB_FLAG_ALIAS_OK is set.
+ * To return an in-realm alias, fill in a different value for
+ * entries->princ than the one requested.
+ *
+ * A module can return out-of-realm referrals if KRB5_KDB_FLAG_CANONICALIZE
+ * is set. For AS request clients (KRB5_KDB_FLAG_CLIENT_REFERRALS_ONLY is
+ * also set), the module should do so by simply filling in an out-of-realm
+ * name in entries->princ and setting all other fields to NULL. Otherwise,
+ * the module should return the entry for the cross-realm TGS of the
+ * referred-to realm. For TGS referals, the module can also include
+ * tl-data of type KRB5_TL_SERVER_REFERRAL containing ASN.1-encoded Windows
+ * referral data as documented in draft-ietf-krb-wg-kerberos-referrals-11
+ * appendix A; this will be returned to the client as encrypted padata.
+ */
+ krb5_error_code (*get_principal)(krb5_context kcontext,
+ krb5_const_principal search_for,
+ unsigned int flags,
+ krb5_db_entry **entry);
+
+ /*
+ * Mandatory: Free a database entry. The entry may have been constructed
+ * by the caller (using the db_alloc function to allocate associated
+ * memory); thus, a plugin must allocate each field of a principal entry
+ * separately.
+ */
+ void (*free_principal)(krb5_context kcontext, krb5_db_entry *entry);
+
+ /*
+ * Optional: Create or modify a principal entry. db_args communicates
+ * command-line arguments for module-specific flags.
+ *
+ * The mask field of an entry indicates the changed fields. Mask values
+ * are defined in kadmin's admin.h header. If KADM5_PRINCIPAL is set in
+ * the mask, the entry is new; otherwise it already exists. All fields of
+ * an entry are expected to contain correct values, regardless of whether
+ * they are specified in the mask, so it is acceptable for a module to
+ * ignore the mask and update the entire entry.
+ */
+ krb5_error_code (*put_principal)(krb5_context kcontext,
+ krb5_db_entry *entry, char **db_args);
+
+ /*
+ * Optional: Delete the entry for the principal search_for. If the
+ * principal did not exist, return KRB5_KDB_NOENTRY.
+ */
+ krb5_error_code (*delete_principal)(krb5_context kcontext,
+ krb5_const_principal search_for);
+
+ /*
+ * Optional: For each principal entry in the database, invoke func with the
+ * argments func_arg and the entry data. If match_entry is specified, the
+ * module may narrow the iteration to principal names matching that regular
+ * expression; a module may alternatively ignore match_entry.
+ */
+ krb5_error_code (*iterate)(krb5_context kcontext,
+ char *match_entry,
+ int (*func)(krb5_pointer, krb5_db_entry *),
+ krb5_pointer func_arg);
+
+ /*
+ * Optional: Create a password policy entry. Return an error if the policy
+ * already exists.
+ */
+ krb5_error_code (*create_policy)(krb5_context kcontext,
+ osa_policy_ent_t policy);
+
+ /*
+ * Optional: Set *policy to the policy entry of the specified name. If the
+ * entry does not exist, return KRB5_KDB_NOENTRY.
+ */
+ krb5_error_code (*get_policy)(krb5_context kcontext, char *name,
+ osa_policy_ent_t *policy);
+
+ /*
+ * Optional: Modify an existing password policy entry to match the values
+ * in policy. Return an error if the policy does not already exist.
+ */
+ krb5_error_code (*put_policy)(krb5_context kcontext,
+ osa_policy_ent_t policy);
+
+ /*
+ * Optional: For each password policy entry in the database, invoke func
+ * with the argments data and the entry data. If match_entry is specified,
+ * the module may narrow the iteration to policy names matching that
+ * regular expression; a module may alternatively ignore match_entry.
+ */
+ krb5_error_code (*iter_policy)(krb5_context kcontext, char *match_entry,
+ osa_adb_iter_policy_func func,
+ void *data);
+
+ /*
+ * Optional: Delete the password policy entry with the name policy. Return
+ * an error if the entry does not exist.
+ */
+ krb5_error_code (*delete_policy)(krb5_context kcontext, char *policy);
+
+ /* Optional: Free a policy entry returned by db_get_policy. */
+ void (*free_policy)(krb5_context kcontext, osa_policy_ent_t val);
+
+ /*
+ * Mandatory: Has the semantics of realloc(ptr, size). Callers use this to
+ * allocate memory for new or changed principal entries, so the module
+ * should expect to potentially see this memory in db_free_principal.
+ */
+ void *(*alloc)(krb5_context kcontext, void *ptr, size_t size);
+
+ /*
+ * Mandatory: Has the semantics of free(ptr). Callers use this to free
+ * fields from a principal entry (such as key data) before changing it in
+ * place, and in some cases to free data they allocated with db_alloc.
+ */
+ void (*free)(krb5_context kcontext, void *ptr);
+
+ /*
+ * Optional with default: Retrieve a master keyblock from the stash file
+ * db_args, filling in *key and *kvno. mname is the name of the master
+ * principal for the realm.
+ *
+ * The default implementation reads the master keyblock from a keytab or
+ * old-format stash file.
+ */
+ krb5_error_code (*fetch_master_key)(krb5_context kcontext,
+ krb5_principal mname,
+ krb5_keyblock *key, krb5_kvno *kvno,
+ char *db_args);
+
+ /*
+ * Optional with default: Given a keyblock for some version of the
+ * database's master key, fetch the decrypted master key values from the
+ * database and store the list into *mkeys_list. The caller will free
+ * *mkeys_list using a libkdb5 function which uses the standard free()
+ * function, so the module must not use a custom allocator.
+ *
+ * The caller may not know the version number of the master key it has, in
+ * which case it will pass IGNORE_VNO.
+ *
+ * The default implementation ignores kvno and tries the key against the
+ * current master key data and all KRB5_TL_MKEY_AUX values, which contain
+ * copies of the master keys encrypted with old master keys.
+ */
+ krb5_error_code (*fetch_master_key_list)(krb5_context kcontext,
+ krb5_principal mname,
+ const krb5_keyblock *key,
+ krb5_keylist_node **mkeys_list);
+
+ /*
+ * Optional with default: Save a list of master keyblocks, obtained from
+ * fetch_master_key_list, into the stash file db_arg. The caller will set
+ * master_pwd to NULL, so the module should just ignore it. mname is the
+ * name of the master principal for the realm.
+ *
+ * The default implementation saves the list of master keys in a
+ * keytab-format file.
+ */
+ krb5_error_code (*store_master_key_list)(krb5_context kcontext,
+ char *db_arg,
+ krb5_principal mname,
+ krb5_keylist_node *keylist,
+ char *master_pwd);
+
+ /*
+ * Optional with default: Starting at position *start, scan the key data of
+ * a database entry for a key matching the enctype ktype, the salt type
+ * stype, and the version kvno. Store the resulting key into *kdatap and
+ * set *start to the position after the key found. If ktype is negative,
+ * match any enctype. If stype is negative, match any salt type. If kvno
+ * is zero or negative, find the most recent key version satisfying the
+ * other constraints.
+ */
+ krb5_error_code (*dbe_search_enctype)(krb5_context kcontext,
+ krb5_db_entry *dbentp,
+ krb5_int32 *start, krb5_int32 ktype,
+ krb5_int32 stype, krb5_int32 kvno,
+ krb5_key_data **kdatap);
+
+
+ /*
+ * Optional with default: Change the key data for db_entry to include keys
+ * derived from the password passwd in each of the specified key-salt
+ * types, at version new_kvno. Discard the old key data if keepold is not
+ * set.
+ *
+ * The default implementation uses the keyblock master_key to encrypt each
+ * new key, via the function encrypt_key_data.
+ */
+ krb5_error_code (*change_pwd)(krb5_context context,
+ krb5_keyblock *master_key,
+ krb5_key_salt_tuple *ks_tuple,
+ int ks_tuple_count, char *passwd,
+ int new_kvno, krb5_boolean keepold,
+ krb5_db_entry *db_entry);
+
+ /*
+ * Optional: Promote a temporary database to be the live one. context must
+ * be initialized with an exclusively locked database created with the
+ * "temporary" db_arg. On success, the database object contained in
+ * context will be finalized.
+ *
+ * This method is used by kdb5_util load to replace the live database with
+ * minimal loss of read availability.
+ */
+ krb5_error_code (*promote_db)(krb5_context context, char *conf_section,
+ char **db_args);
+
+ /*
+ * Optional with default: Decrypt the key in key_data with master keyblock
+ * mkey, placing the result into dbkey. Copy the salt from key_data, if
+ * any, into keysalt. Either dbkey or keysalt may be left unmodified on
+ * successful return if key_data does not contain key or salt information.
+ *
+ * The default implementation expects the encrypted key (in krb5_c_encrypt
+ * format) to be stored in key_data_contents[0], with length given by
+ * key_data_length[0]. If key_data_ver is 2, it expects the salt to be
+ * stored, unencrypted, in key_data_contents[1], with length given by
+ * key_data_length[1].
+ */
+ krb5_error_code (*decrypt_key_data)(krb5_context kcontext,
+ const krb5_keyblock *mkey,
+ const krb5_key_data *key_data,
+ krb5_keyblock *dbkey,
+ krb5_keysalt *keysalt);
+
+ /*
+ * Optional with default: Encrypt dbkey with master keyblock mkey, placing
+ * the result into key_data along with keysalt.
+ *
+ * The default implementation stores the encrypted key (in krb5_c_encrypt
+ * format) in key_data_contents[0] and the length in key_data_length[0].
+ * If keysalt is specified, it sets key_data_ver to 2, and stores the salt
+ * in key_data_contents[1] and its length in key_data_length[1]. If
+ * keysalt is not specified, key_data_ver is set to 1.
+ */
+ krb5_error_code (*encrypt_key_data)(krb5_context kcontext,
+ const krb5_keyblock *mkey,
+ const krb5_keyblock *dbkey,
+ const krb5_keysalt *keysalt,
+ int keyver, krb5_key_data *key_data);
+
+ /*
+ * Optional: Generate signed authorization data, such as a Windows PAC, for
+ * the ticket to be returned to the client. Place the signed authorization
+ * data, if any, in *signed_auth_data. This function will be invoked for
+ * an AS request if the client included padata requesting a PAC. This
+ * function will be invoked for a TGS request if there is authorization
+ * data in the TGT, if the client is from another realm, or if the TGS
+ * request is an S4U2Self or S4U2Proxy request. This function will not be
+ * invoked during TGS requests if the server principal has the
+ * no_auth_data_required attribute set. Input parameters are:
+ *
+ * flags: The flags used to look up the client principal.
+ *
+ * client_princ: For S4U2Proxy TGS requests, the client principal
+ * requested by the service; for regular TGS requests, the
+ * possibly-canonicalized client principal.
+ *
+ * client: The DB entry of the client. For S4U2Self, this will be the DB
+ * entry for the client principal requested by the service).
+ *
+ * server: The DB entry of the service principal.
+ *
+ * krbtgt: For TGS requests, the DB entry of the (possibly foreign)
+ * ticket granting service of the TGT. For AS requests, the DB entry
+ * of the service principal.
+ *
+ * client_key: The reply key for the KDC request, before any FAST armor
+ * is applied. For AS requests, this may be the client's long-term key
+ * or a key chosen by a preauth mechanism. For TGS requests, this may
+ * be the subkey found in the AP-REQ or the session key of the TGT.
+ *
+ * server_key: The server key used to encrypt the returned ticket.
+ *
+ * krbtgt_key: For TGS requests, the key of the (possibly foreign) ticket
+ * granting service of the TGT. for AS requests, the service
+ * principal's key.
+ *
+ * session_key: The session key of the ticket being granted to the
+ * requestor.
+ *
+ * authtime: The timestamp of the original client authentication time.
+ * For AS requests, this is the current time. For TGS requests, this
+ * is the authtime of the subject ticket (TGT or S4U2Proxy evidence
+ * ticket).
+ *
+ * tgt_auth_data: For TGS requests, the authorization data present in the
+ * subject ticket. For AS requests, NULL.
+ */
+ krb5_error_code (*sign_authdata)(krb5_context kcontext,
+ unsigned int flags,
+ krb5_const_principal client_princ,
+ krb5_db_entry *client,
+ krb5_db_entry *server,
+ krb5_db_entry *krbtgt,
+ krb5_keyblock *client_key,
+ krb5_keyblock *server_key,
+ krb5_keyblock *krbtgt_key,
+ krb5_keyblock *session_key,
+ krb5_timestamp authtime,
+ krb5_authdata **tgt_auth_data,
+ krb5_authdata ***signed_auth_data);
+
+ /*
+ * Optional: Perform a policy check on a cross-realm ticket's transited
+ * field and return an error (other than KRB5_PLUGIN_OP_NOTSUPP) if the
+ * check fails.
+ */
+ krb5_error_code (*check_transited_realms)(krb5_context kcontext,
+ const krb5_data *tr_contents,
+ const krb5_data *client_realm,
+ const krb5_data *server_realm);
+
+ /*
+ * Optional: Perform a policy check on an AS request, in addition to the
+ * standard policy checks. Return 0 if the AS request is allowed. If the
+ * AS request is not allowed:
+ * - Place a short string literal into *status.
+ * - If desired, place data into e_data. Any data placed here will be
+ * freed by the caller using the standard free function.
+ * - Return an appropriate error (such as KDC_ERR_POLICY).
+ */
+ krb5_error_code (*check_policy_as)(krb5_context kcontext,
+ krb5_kdc_req *request,
+ krb5_db_entry *client,
+ krb5_db_entry *server,
+ krb5_timestamp kdc_time,
+ const char **status,
+ krb5_pa_data ***e_data);
+
+ /*
+ * Optional: Perform a policy check on a TGS request, in addition to the
+ * standard policy checks. Return 0 if the TGS request is allowed. If the
+ * TGS request is not allowed:
+ * - Place a short string literal into *status.
+ * - If desired, place data into e_data. Any data placed here will be
+ * freed by the caller using the standard free function.
+ * - Return an appropriate error (such as KDC_ERR_POLICY).
+ * The input parameter ticket contains the TGT used in the TGS request.
+ */
+ krb5_error_code (*check_policy_tgs)(krb5_context kcontext,
+ krb5_kdc_req *request,
+ krb5_db_entry *server,
+ krb5_ticket *ticket,
+ const char **status,
+ krb5_pa_data ***e_data);
+
+ /*
+ * Optional: This method informs the module of a successful or unsuccessful
+ * AS request.
+ */
+ void (*audit_as_req)(krb5_context kcontext, krb5_kdc_req *request,
+ krb5_db_entry *client, krb5_db_entry *server,
+ krb5_timestamp authtime, krb5_error_code error_code);
+
+ /* Note: there is currently no method for auditing TGS requests. */
+
+ /*
+ * Optional: This method informs the module of a request to reload
+ * configuration or other state (that is, the KDC received a SIGHUP).
+ */
+ void (*refresh_config)(krb5_context kcontext);
+
+ /*
+ * Optional: Perform a policy check on server being allowed to obtain
+ * tickets from client to proxy. (Note that proxy is the target of the
+ * delegation, not the delegating service; the term "proxy" is from the
+ * viewpoint of the delegating service asking another service to perform
+ * some of its work in the authentication context of the client. This
+ * terminology comes from the Microsoft S4U protocol documentation.)
+ * Return 0 if policy allows it, or an appropriate error (such as
+ * KRB5KDC_ERR_POLICY) if not. If this method is not implemented, all
+ * S4U2Proxy delegation requests will be rejected.
+ */
+ krb5_error_code (*check_allowed_to_delegate)(krb5_context context,
+ krb5_const_principal client,
+ const krb5_db_entry *server,
+ krb5_const_principal proxy);
} kdb_vftabl;
+
#endif /* !defined(_WIN32) */
#endif /* KRB5_KDB5__ */