1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
|
/*
Unix SMB/CIFS implementation.
Standardised Authentication types
Copyright (C) Andrew Bartlett 2001
Copyright (C) Stefan Metzmacher 2005
This program 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 3 of the License, or
(at your option) any later version.
This program 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef _SAMBA_AUTH_H
#define _SAMBA_AUTH_H
#include "librpc/gen_ndr/ndr_krb5pac.h"
#include "librpc/gen_ndr/auth.h"
#include "../auth/common_auth.h"
extern const char *krbtgt_attrs[];
extern const char *server_attrs[];
extern const char *user_attrs[];
union netr_Validation;
struct netr_SamBaseInfo;
struct netr_SamInfo3;
struct loadparm_context;
/* modules can use the following to determine if the interface has changed
* please increment the version number after each interface change
* with a comment and maybe update struct auth_critical_sizes.
*/
/* version 1 - version from samba 3.0 - metze */
/* version 2 - initial samba4 version - metze */
/* version 3 - subsequent samba4 version - abartlet */
/* version 4 - subsequent samba4 version - metze */
/* version 0 - till samba4 is stable - metze */
#define AUTH4_INTERFACE_VERSION 0
struct auth_method_context;
struct auth_check_password_request;
struct auth4_context;
struct auth_session_info;
struct ldb_dn;
struct smb_krb5_context;
struct auth_operations {
const char *name;
/* Given the user supplied info, check if this backend want to handle the password checking */
NTSTATUS (*want_check)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info);
/* Given the user supplied info, check a password */
NTSTATUS (*check_password)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
struct auth_user_info_dc **interim_info);
/* Lookup a 'session info interim' return based only on the principal or DN */
NTSTATUS (*get_user_info_dc_principal)(TALLOC_CTX *mem_ctx,
struct auth4_context *auth_context,
const char *principal,
struct ldb_dn *user_dn,
struct auth_user_info_dc **interim_info);
uint32_t flags;
};
struct auth_method_context {
struct auth_method_context *prev, *next;
struct auth4_context *auth_ctx;
const struct auth_operations *ops;
int depth;
void *private_data;
};
/* this structure is used by backends to determine the size of some critical types */
struct auth_critical_sizes {
int interface_version;
int sizeof_auth_operations;
int sizeof_auth_methods;
int sizeof_auth_context;
int sizeof_auth_usersupplied_info;
int sizeof_auth_user_info_dc;
};
NTSTATUS encrypt_user_info(TALLOC_CTX *mem_ctx, struct auth4_context *auth_context,
enum auth_password_state to_state,
const struct auth_usersupplied_info *user_info_in,
const struct auth_usersupplied_info **user_info_encrypted);
#include "auth/session.h"
#include "auth/unix_token_proto.h"
#include "auth/system_session_proto.h"
#include "libcli/security/security.h"
struct ldb_message;
struct ldb_context;
struct gensec_security;
struct cli_credentials;
NTSTATUS auth_get_challenge(struct auth4_context *auth_ctx, uint8_t chal[8]);
NTSTATUS authsam_account_ok(TALLOC_CTX *mem_ctx,
struct ldb_context *sam_ctx,
uint32_t logon_parameters,
struct ldb_dn *domain_dn,
struct ldb_message *msg,
const char *logon_workstation,
const char *name_for_logs,
bool allow_domain_trust,
bool password_change);
struct auth_session_info *system_session(struct loadparm_context *lp_ctx);
NTSTATUS authsam_make_user_info_dc(TALLOC_CTX *mem_ctx, struct ldb_context *sam_ctx,
const char *netbios_name,
const char *domain_name,
const char *dns_domain_name,
struct ldb_dn *domain_dn,
struct ldb_message *msg,
DATA_BLOB user_sess_key, DATA_BLOB lm_sess_key,
struct auth_user_info_dc **_user_info_dc);
NTSTATUS auth_system_session_info(TALLOC_CTX *parent_ctx,
struct loadparm_context *lp_ctx,
struct auth_session_info **_session_info) ;
NTSTATUS auth_context_create_methods(TALLOC_CTX *mem_ctx, const char * const *methods,
struct tevent_context *ev,
struct imessaging_context *msg,
struct loadparm_context *lp_ctx,
struct ldb_context *sam_ctx,
struct auth4_context **auth_ctx);
const char **auth_methods_from_lp(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx);
NTSTATUS auth_context_create(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct imessaging_context *msg,
struct loadparm_context *lp_ctx,
struct auth4_context **auth_ctx);
NTSTATUS auth_check_password_wrapper(struct auth4_context *auth_ctx,
TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
void **server_returned_info,
DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key);
NTSTATUS auth_check_password(struct auth4_context *auth_ctx,
TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
struct auth_user_info_dc **user_info_dc);
NTSTATUS auth4_init(void);
NTSTATUS auth_register(const struct auth_operations *ops);
NTSTATUS server_service_auth_init(void);
NTSTATUS authenticate_username_pw(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct imessaging_context *msg,
struct loadparm_context *lp_ctx,
const char *nt4_domain,
const char *nt4_username,
const char *password,
const uint32_t logon_parameters,
struct auth_session_info **session_info);
struct tevent_req *auth_check_password_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct auth4_context *auth_ctx,
const struct auth_usersupplied_info *user_info);
NTSTATUS auth_check_password_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
struct auth_user_info_dc **user_info_dc);
bool auth_challenge_may_be_modified(struct auth4_context *auth_ctx);
NTSTATUS auth_context_set_challenge(struct auth4_context *auth_ctx, const uint8_t chal[8], const char *set_by);
NTSTATUS auth_get_user_info_dc_principal(TALLOC_CTX *mem_ctx,
struct auth4_context *auth_ctx,
const char *principal,
struct ldb_dn *user_dn,
struct auth_user_info_dc **user_info_dc);
NTSTATUS samba_server_gensec_start(TALLOC_CTX *mem_ctx,
struct tevent_context *event_ctx,
struct imessaging_context *msg_ctx,
struct loadparm_context *lp_ctx,
struct cli_credentials *server_credentials,
const char *target_service,
struct gensec_security **gensec_context);
#endif /* _SMBAUTH_H_ */
|
