2 Unix SMB/CIFS implementation.
3 simple kerberos5 routines for active directory
4 Copyright (C) Andrew Tridgell 2001
5 Copyright (C) Luke Howard 2002-2003
7 This program 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.
12 This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef _AUTH_KERBEROS_H_
22 #define _AUTH_KERBEROS_H_
24 #if defined(HAVE_KRB5)
26 #include "auth/kerberos/krb5_init_context.h"
27 #include "librpc/gen_ndr/krb5pac.h"
28 #include "libcli/auth/krb5_wrap.h"
30 struct auth_user_info_dc
;
31 struct cli_credentials
;
33 struct ccache_container
{
34 struct smb_krb5_context
*smb_krb5_context
;
38 struct keytab_container
{
39 struct smb_krb5_context
*smb_krb5_context
;
43 /* not really ASN.1, but RFC 1964 */
44 #define TOK_ID_KRB_AP_REQ ((const uint8_t *)"\x01\x00")
45 #define TOK_ID_KRB_AP_REP ((const uint8_t *)"\x02\x00")
46 #define TOK_ID_KRB_ERROR ((const uint8_t *)"\x03\x00")
47 #define TOK_ID_GSS_GETMIC ((const uint8_t *)"\x01\x01")
48 #define TOK_ID_GSS_WRAP ((const uint8_t *)"\x02\x01")
50 #ifdef HAVE_KRB5_KEYBLOCK_KEYVALUE
51 #define KRB5_KEY_TYPE(k) ((k)->keytype)
52 #define KRB5_KEY_LENGTH(k) ((k)->keyvalue.length)
53 #define KRB5_KEY_DATA(k) ((k)->keyvalue.data)
55 #define KRB5_KEY_TYPE(k) ((k)->enctype)
56 #define KRB5_KEY_LENGTH(k) ((k)->length)
57 #define KRB5_KEY_DATA(k) ((k)->contents)
58 #endif /* HAVE_KRB5_KEYBLOCK_KEYVALUE */
60 #define ENC_ALL_TYPES (ENC_CRC32 | ENC_RSA_MD5 | ENC_RC4_HMAC_MD5 | \
61 ENC_HMAC_SHA1_96_AES128 | ENC_HMAC_SHA1_96_AES256)
63 #ifndef HAVE_KRB5_SET_REAL_TIME
64 krb5_error_code
krb5_set_real_time(krb5_context context
, int32_t seconds
, int32_t microseconds
);
67 #ifndef HAVE_KRB5_SET_DEFAULT_TGS_KTYPES
68 krb5_error_code
krb5_set_default_tgs_ktypes(krb5_context ctx
, const krb5_enctype
*enc
);
71 #if defined(HAVE_KRB5_AUTH_CON_SETKEY) && !defined(HAVE_KRB5_AUTH_CON_SETUSERUSERKEY)
72 krb5_error_code
krb5_auth_con_setuseruserkey(krb5_context context
, krb5_auth_context auth_context
, krb5_keyblock
*keyblock
);
75 #ifndef HAVE_KRB5_FREE_UNPARSED_NAME
76 void krb5_free_unparsed_name(krb5_context ctx
, char *val
);
79 #if defined(HAVE_KRB5_PRINCIPAL_GET_COMP_STRING) && !defined(HAVE_KRB5_PRINC_COMPONENT)
80 const krb5_data
*krb5_princ_component(krb5_context context
, krb5_principal principal
, int i
);
83 /* Samba wrapper function for krb5 functionality. */
84 void setup_kaddr( krb5_address
*pkaddr
, struct sockaddr
*paddr
);
85 int create_kerberos_key_from_string(krb5_context context
, krb5_principal host_princ
, krb5_data
*password
, krb5_keyblock
*key
, krb5_enctype enctype
);
86 int create_kerberos_key_from_string_direct(krb5_context context
, krb5_principal host_princ
, krb5_data
*password
, krb5_keyblock
*key
, krb5_enctype enctype
);
87 krb5_const_principal
get_principal_from_tkt(krb5_ticket
*tkt
);
88 krb5_error_code
get_kerberos_allowed_etypes(krb5_context context
, krb5_enctype
**enctypes
);
89 void free_kerberos_etypes(krb5_context context
, krb5_enctype
*enctypes
);
90 bool get_krb5_smb_session_key(krb5_context context
, krb5_auth_context auth_context
, DATA_BLOB
*session_key
, bool remote
);
91 krb5_error_code
ads_krb5_mk_req(krb5_context context
,
92 krb5_auth_context
*auth_context
,
93 const krb5_flags ap_req_options
,
94 const char *principal
,
97 bool get_auth_data_from_tkt(TALLOC_CTX
*mem_ctx
, DATA_BLOB
*auth_data
, krb5_ticket
*tkt
);
98 krb5_error_code
kerberos_kinit_password_cc(krb5_context ctx
, krb5_ccache cc
,
99 krb5_principal principal
, const char *password
,
100 krb5_principal impersonate_principal
,
101 const char *self_service
,
102 const char *target_service
,
103 krb5_get_init_creds_opt
*krb_options
,
104 time_t *expire_time
, time_t *kdc_time
);
105 krb5_error_code
kerberos_kinit_keyblock_cc(krb5_context ctx
, krb5_ccache cc
,
106 krb5_principal principal
, krb5_keyblock
*keyblock
,
107 const char *target_service
,
108 krb5_get_init_creds_opt
*krb_options
,
109 time_t *expire_time
, time_t *kdc_time
);
110 krb5_principal
kerberos_fetch_salt_princ_for_host_princ(krb5_context context
,
111 krb5_principal host_princ
,
113 void kerberos_set_creds_enctype(krb5_creds
*pcreds
, int enctype
);
114 bool kerberos_compatible_enctypes(krb5_context context
, krb5_enctype enctype1
, krb5_enctype enctype2
);
115 void kerberos_free_data_contents(krb5_context context
, krb5_data
*pdata
);
116 krb5_error_code
smb_krb5_kt_free_entry(krb5_context context
, krb5_keytab_entry
*kt_entry
);
117 char *smb_get_krb5_error_message(krb5_context context
, krb5_error_code code
, TALLOC_CTX
*mem_ctx
);
118 NTSTATUS
kerberos_pac_logon_info(TALLOC_CTX
*mem_ctx
,
120 krb5_context context
,
121 const krb5_keyblock
*krbtgt_keyblock
,
122 const krb5_keyblock
*service_keyblock
,
123 krb5_const_principal client_principal
,
125 struct PAC_LOGON_INFO
**logon_info
);
126 krb5_error_code
kerberos_encode_pac(TALLOC_CTX
*mem_ctx
,
127 struct PAC_DATA
*pac_data
,
128 krb5_context context
,
129 const krb5_keyblock
*krbtgt_keyblock
,
130 const krb5_keyblock
*service_keyblock
,
132 krb5_error_code
kerberos_create_pac(TALLOC_CTX
*mem_ctx
,
133 struct auth_user_info_dc
*user_info_dc
,
134 krb5_context context
,
135 const krb5_keyblock
*krbtgt_keyblock
,
136 const krb5_keyblock
*service_keyblock
,
137 krb5_principal client_principal
,
140 struct loadparm_context
;
143 uint32_t kerberos_enctype_to_bitmap(krb5_enctype enc_type_enum
);
144 /* Translate between the Microsoft msDS-SupportedEncryptionTypes values and the IETF encryption type values */
145 krb5_enctype
kerberos_enctype_bitmap_to_enctype(uint32_t enctype_bitmap
);
146 krb5_error_code
smb_krb5_update_keytab(TALLOC_CTX
*parent_ctx
,
147 struct smb_krb5_context
*smb_krb5_context
,
148 struct ldb_context
*ldb
,
149 struct ldb_message
*msg
,
150 bool delete_all_kvno
,
151 const char **error_string
);
153 #include "auth/kerberos/proto.h"
155 #endif /* HAVE_KRB5 */
157 #endif /* _AUTH_KERBEROS_H_ */