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 2 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, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #if defined(HAVE_KRB5)
24 #if defined(HAVE_KRB5_INITLOG) && defined(HAVE_KRB5_ADDLOG_FUNC) && defined (HAVE_KRB5_SET_WARN_DEST) && defined(HAVE_KRB5_LOG_FACILITY)
25 #define HAVE_KRB5_LOG_CONTROL
27 #undef HAVE_KRB5_LOG_CONTROL
30 struct smb_krb5_context {
31 krb5_context krb5_context;
32 #ifdef HAVE_KRB5_LOG_CONTROL
33 krb5_log_facility *logf;
38 /* not really ASN.1, but RFC 1964 */
39 #define TOK_ID_KRB_AP_REQ "\x01\x00"
40 #define TOK_ID_KRB_AP_REP "\x02\x00"
41 #define TOK_ID_KRB_ERROR "\x03\x00"
42 #define TOK_ID_GSS_GETMIC "\x01\x01"
43 #define TOK_ID_GSS_WRAP "\x02\x01"
45 #ifdef HAVE_KRB5_KEYBLOCK_KEYVALUE
46 #define KRB5_KEY_TYPE(k) ((k)->keytype)
47 #define KRB5_KEY_LENGTH(k) ((k)->keyvalue.length)
48 #define KRB5_KEY_DATA(k) ((k)->keyvalue.data)
50 #define KRB5_KEY_TYPE(k) ((k)->enctype)
51 #define KRB5_KEY_LENGTH(k) ((k)->length)
52 #define KRB5_KEY_DATA(k) ((k)->contents)
53 #endif /* HAVE_KRB5_KEYBLOCK_KEYVALUE */
55 #ifndef HAVE_KRB5_SET_REAL_TIME
56 krb5_error_code krb5_set_real_time(krb5_context context, int32_t seconds, int32_t microseconds);
59 #ifndef HAVE_KRB5_SET_DEFAULT_TGS_KTYPES
60 krb5_error_code krb5_set_default_tgs_ktypes(krb5_context ctx, const krb5_enctype *enc);
63 #if defined(HAVE_KRB5_AUTH_CON_SETKEY) && !defined(HAVE_KRB5_AUTH_CON_SETUSERUSERKEY)
64 krb5_error_code krb5_auth_con_setuseruserkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock *keyblock);
67 #ifndef HAVE_KRB5_FREE_UNPARSED_NAME
68 void krb5_free_unparsed_name(krb5_context ctx, char *val);
71 #if defined(HAVE_KRB5_PRINCIPAL_GET_COMP_STRING) && !defined(HAVE_KRB5_PRINC_COMPONENT)
72 const krb5_data *krb5_princ_component(krb5_context context, krb5_principal principal, int i );
75 /* Samba wrapper function for krb5 functionality. */
76 void setup_kaddr( krb5_address *pkaddr, struct sockaddr *paddr);
77 int create_kerberos_key_from_string(krb5_context context, krb5_principal host_princ, krb5_data *password, krb5_keyblock *key, krb5_enctype enctype);
78 int create_kerberos_key_from_string_direct(krb5_context context, krb5_principal host_princ, krb5_data *password, krb5_keyblock *key, krb5_enctype enctype);
79 krb5_const_principal get_principal_from_tkt(krb5_ticket *tkt);
80 krb5_error_code get_kerberos_allowed_etypes(krb5_context context, krb5_enctype **enctypes);
81 void free_kerberos_etypes(krb5_context context, krb5_enctype *enctypes);
82 BOOL get_krb5_smb_session_key(krb5_context context, krb5_auth_context auth_context, DATA_BLOB *session_key, BOOL remote);
83 krb5_error_code ads_krb5_mk_req(krb5_context context,
84 krb5_auth_context *auth_context,
85 const krb5_flags ap_req_options,
86 const char *principal,
89 DATA_BLOB get_auth_data_from_tkt(TALLOC_CTX *mem_ctx,
92 NTSTATUS ads_verify_ticket(TALLOC_CTX *mem_ctx,
93 struct smb_krb5_context *smb_krb5_context,
94 krb5_auth_context auth_context,
95 const char *realm, const char *service,
96 const DATA_BLOB *ticket,
97 char **principal, DATA_BLOB *auth_data,
99 krb5_keyblock **keyblock);
100 int kerberos_kinit_password_cc(krb5_context ctx, krb5_ccache cc,
101 const char *principal, const char *password,
102 time_t *expire_time, time_t *kdc_time);
103 int kerberos_kinit_keyblock_cc(krb5_context ctx, krb5_ccache cc,
104 const char *principal, krb5_keyblock *keyblock,
105 time_t *expire_time, time_t *kdc_time);
106 krb5_principal kerberos_fetch_salt_princ_for_host_princ(krb5_context context,
107 krb5_principal host_princ,
109 void kerberos_set_creds_enctype(krb5_creds *pcreds, int enctype);
110 BOOL kerberos_compatible_enctypes(krb5_context context, krb5_enctype enctype1, krb5_enctype enctype2);
111 void kerberos_free_data_contents(krb5_context context, krb5_data *pdata);
112 krb5_error_code smb_krb5_kt_free_entry(krb5_context context, krb5_keytab_entry *kt_entry);
113 char *smb_get_krb5_error_message(krb5_context context, krb5_error_code code, TALLOC_CTX *mem_ctx);
114 NTSTATUS kinit_to_ccache(TALLOC_CTX *parent_ctx,
115 struct cli_credentials *credentials,
116 struct smb_krb5_context *smb_krb5_context,
118 const char **ccache_name);
119 krb5_error_code smb_krb5_init_context(TALLOC_CTX *parent_ctx,
120 struct smb_krb5_context **smb_krb5_context);
121 krb5_error_code salt_principal_from_credentials(TALLOC_CTX *parent_ctx,
122 struct cli_credentials *machine_account,
123 struct smb_krb5_context *smb_krb5_context,
124 krb5_principal *salt_princ);
125 NTSTATUS create_memory_keytab(TALLOC_CTX *parent_ctx,
126 struct cli_credentials *machine_account,
127 struct smb_krb5_context *smb_krb5_context,
128 krb5_keytab *keytab);
129 NTSTATUS kerberos_decode_pac(TALLOC_CTX *mem_ctx,
130 struct PAC_DATA **pac_data_out,
132 krb5_context context,
133 krb5_keyblock *krbtgt_keyblock,
134 krb5_keyblock *service_keyblock);
135 NTSTATUS kerberos_pac_logon_info(TALLOC_CTX *mem_ctx,
136 struct PAC_LOGON_INFO **logon_info,
138 krb5_context context,
139 krb5_keyblock *krbtgt_keyblock,
140 krb5_keyblock *service_keyblock);
141 krb5_error_code kerberos_create_pac(TALLOC_CTX *mem_ctx,
142 struct auth_serversupplied_info *server_info,
143 krb5_context context,
144 krb5_keyblock *krbtgt_keyblock,
145 krb5_keyblock *server_keyblock,
149 krb5_error_code kerberos_encode_pac(TALLOC_CTX *mem_ctx,
150 struct PAC_DATA *pac_data,
151 krb5_context context,
152 krb5_keyblock *krbtgt_keyblock,
153 krb5_keyblock *service_keyblock,
155 #endif /* HAVE_KRB5 */