source: vendor/current/source4/auth/auth.h

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 7.0 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 Standardised Authentication types
4 Copyright (C) Andrew Bartlett 2001
5 Copyright (C) Stefan Metzmacher 2005
6
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.
11
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.
16
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/>.
19*/
20
21#ifndef _SAMBA_AUTH_H
22#define _SAMBA_AUTH_H
23
24#include "librpc/gen_ndr/ndr_krb5pac.h"
25#include "librpc/gen_ndr/auth.h"
26#include "../auth/common_auth.h"
27
28extern const char *krbtgt_attrs[];
29extern const char *server_attrs[];
30extern const char *user_attrs[];
31
32union netr_Validation;
33struct netr_SamBaseInfo;
34struct netr_SamInfo3;
35struct loadparm_context;
36
37/* modules can use the following to determine if the interface has changed
38 * please increment the version number after each interface change
39 * with a comment and maybe update struct auth_critical_sizes.
40 */
41/* version 1 - version from samba 3.0 - metze */
42/* version 2 - initial samba4 version - metze */
43/* version 3 - subsequent samba4 version - abartlet */
44/* version 4 - subsequent samba4 version - metze */
45/* version 0 - till samba4 is stable - metze */
46#define AUTH4_INTERFACE_VERSION 0
47
48struct auth_method_context;
49struct auth_check_password_request;
50struct auth4_context;
51struct auth_session_info;
52struct ldb_dn;
53struct smb_krb5_context;
54
55struct auth_operations {
56 const char *name;
57
58 /* Given the user supplied info, check if this backend want to handle the password checking */
59
60 NTSTATUS (*want_check)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
61 const struct auth_usersupplied_info *user_info);
62
63 /* Given the user supplied info, check a password */
64
65 NTSTATUS (*check_password)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx,
66 const struct auth_usersupplied_info *user_info,
67 struct auth_user_info_dc **interim_info);
68
69 /* Lookup a 'session info interim' return based only on the principal or DN */
70 NTSTATUS (*get_user_info_dc_principal)(TALLOC_CTX *mem_ctx,
71 struct auth4_context *auth_context,
72 const char *principal,
73 struct ldb_dn *user_dn,
74 struct auth_user_info_dc **interim_info);
75 uint32_t flags;
76};
77
78struct auth_method_context {
79 struct auth_method_context *prev, *next;
80 struct auth4_context *auth_ctx;
81 const struct auth_operations *ops;
82 int depth;
83 void *private_data;
84};
85
86/* this structure is used by backends to determine the size of some critical types */
87struct auth_critical_sizes {
88 int interface_version;
89 int sizeof_auth_operations;
90 int sizeof_auth_methods;
91 int sizeof_auth_context;
92 int sizeof_auth_usersupplied_info;
93 int sizeof_auth_user_info_dc;
94};
95
96 NTSTATUS encrypt_user_info(TALLOC_CTX *mem_ctx, struct auth4_context *auth_context,
97 enum auth_password_state to_state,
98 const struct auth_usersupplied_info *user_info_in,
99 const struct auth_usersupplied_info **user_info_encrypted);
100
101#include "auth/session.h"
102#include "auth/unix_token_proto.h"
103#include "auth/system_session_proto.h"
104#include "libcli/security/security.h"
105
106struct ldb_message;
107struct ldb_context;
108struct gensec_security;
109struct cli_credentials;
110
111NTSTATUS auth_get_challenge(struct auth4_context *auth_ctx, uint8_t chal[8]);
112NTSTATUS authsam_account_ok(TALLOC_CTX *mem_ctx,
113 struct ldb_context *sam_ctx,
114 uint32_t logon_parameters,
115 struct ldb_dn *domain_dn,
116 struct ldb_message *msg,
117 const char *logon_workstation,
118 const char *name_for_logs,
119 bool allow_domain_trust,
120 bool password_change);
121
122struct auth_session_info *system_session(struct loadparm_context *lp_ctx);
123NTSTATUS authsam_make_user_info_dc(TALLOC_CTX *mem_ctx, struct ldb_context *sam_ctx,
124 const char *netbios_name,
125 const char *domain_name,
126 struct ldb_dn *domain_dn,
127 struct ldb_message *msg,
128 DATA_BLOB user_sess_key, DATA_BLOB lm_sess_key,
129 struct auth_user_info_dc **_user_info_dc);
130NTSTATUS auth_system_session_info(TALLOC_CTX *parent_ctx,
131 struct loadparm_context *lp_ctx,
132 struct auth_session_info **_session_info) ;
133
134NTSTATUS auth_context_create_methods(TALLOC_CTX *mem_ctx, const char * const *methods,
135 struct tevent_context *ev,
136 struct imessaging_context *msg,
137 struct loadparm_context *lp_ctx,
138 struct ldb_context *sam_ctx,
139 struct auth4_context **auth_ctx);
140const char **auth_methods_from_lp(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx);
141
142NTSTATUS auth_context_create(TALLOC_CTX *mem_ctx,
143 struct tevent_context *ev,
144 struct imessaging_context *msg,
145 struct loadparm_context *lp_ctx,
146 struct auth4_context **auth_ctx);
147
148NTSTATUS auth_check_password_wrapper(struct auth4_context *auth_ctx,
149 TALLOC_CTX *mem_ctx,
150 const struct auth_usersupplied_info *user_info,
151 void **server_returned_info,
152 DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key);
153
154NTSTATUS auth_check_password(struct auth4_context *auth_ctx,
155 TALLOC_CTX *mem_ctx,
156 const struct auth_usersupplied_info *user_info,
157 struct auth_user_info_dc **user_info_dc);
158NTSTATUS auth4_init(void);
159NTSTATUS auth_register(const struct auth_operations *ops);
160NTSTATUS server_service_auth_init(void);
161NTSTATUS authenticate_username_pw(TALLOC_CTX *mem_ctx,
162 struct tevent_context *ev,
163 struct imessaging_context *msg,
164 struct loadparm_context *lp_ctx,
165 const char *nt4_domain,
166 const char *nt4_username,
167 const char *password,
168 const uint32_t logon_parameters,
169 struct auth_session_info **session_info);
170
171struct tevent_req *auth_check_password_send(TALLOC_CTX *mem_ctx,
172 struct tevent_context *ev,
173 struct auth4_context *auth_ctx,
174 const struct auth_usersupplied_info *user_info);
175NTSTATUS auth_check_password_recv(struct tevent_req *req,
176 TALLOC_CTX *mem_ctx,
177 struct auth_user_info_dc **user_info_dc);
178
179bool auth_challenge_may_be_modified(struct auth4_context *auth_ctx);
180NTSTATUS auth_context_set_challenge(struct auth4_context *auth_ctx, const uint8_t chal[8], const char *set_by);
181
182NTSTATUS auth_get_user_info_dc_principal(TALLOC_CTX *mem_ctx,
183 struct auth4_context *auth_ctx,
184 const char *principal,
185 struct ldb_dn *user_dn,
186 struct auth_user_info_dc **user_info_dc);
187
188NTSTATUS samba_server_gensec_start(TALLOC_CTX *mem_ctx,
189 struct tevent_context *event_ctx,
190 struct imessaging_context *msg_ctx,
191 struct loadparm_context *lp_ctx,
192 struct cli_credentials *server_credentials,
193 const char *target_service,
194 struct gensec_security **gensec_context);
195
196#endif /* _SMBAUTH_H_ */
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