4 Unix SMB/CIFS implementation.
5 Standardised Authentication types
6 Copyright (C) Andrew Bartlett 2001
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 struct auth_usersupplied_info {
25 DATA_BLOB lm_interactive_pwd;
26 DATA_BLOB nt_interactive_pwd;
27 DATA_BLOB plaintext_password;
31 bool was_mapped; /* Did the username map actually match? */
32 char *client_domain; /* domain name string */
33 char *domain; /* domain name after mapping */
34 char *internal_username; /* username after mapping */
35 char *smb_name; /* username before mapping */
36 char *wksta_name; /* workstation name (netbios calling
37 * name) unicode string */
39 uint32 logon_parameters;
43 struct auth_serversupplied_info {
46 struct dom_sid *sids; /* These SIDs are preliminary between
47 check_ntlm_password and the token creation. */
50 struct unix_user_token utok;
52 /* NT group information taken from the info3 structure */
56 DATA_BLOB user_session_key;
57 DATA_BLOB lm_session_key;
59 struct netr_SamInfo3 *info3;
64 * This is a token from /etc/passwd and /etc/group
71 * For performance reasons we keep an alpha_strcpy-sanitized version
72 * of the username around as long as the global variable current_user
73 * still exists. If we did not do keep this, we'd have to call
74 * alpha_strcpy whenever we do a become_user(), potentially on every
75 * smb request. See set_current_user_info.
77 char *sanitized_username;
83 /* Who set this up in the first place? */
84 const char *challenge_set_by;
86 bool challenge_may_be_modified;
88 struct auth_methods *challenge_set_method;
89 /* What order are the various methods in? Try to stop it changing under us */
90 struct auth_methods *auth_method_list;
92 NTSTATUS (*get_ntlm_challenge)(struct auth_context *auth_context,
94 NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
95 const struct auth_usersupplied_info *user_info,
96 struct auth_serversupplied_info **server_info);
97 NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
98 void (*free)(struct auth_context **auth_context);
101 typedef struct auth_methods
103 struct auth_methods *prev, *next;
104 const char *name; /* What name got this module */
106 NTSTATUS (*auth)(const struct auth_context *auth_context,
107 void *my_private_data,
109 const struct auth_usersupplied_info *user_info,
110 struct auth_serversupplied_info **server_info);
112 /* If you are using this interface, then you are probably
113 * getting something wrong. This interface is only for
114 * security=server, and makes a number of compromises to allow
115 * that. It is not compatible with being a PDC. */
116 DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
117 void **my_private_data,
118 TALLOC_CTX *mem_ctx);
120 /* Used to keep tabs on things like the cli for SMB server authentication */
125 typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
127 struct auth_init_function_entry {
129 /* Function to create a member of the authmethods list */
131 auth_init_function init;
133 struct auth_init_function_entry *prev, *next;
136 typedef struct auth_ntlmssp_state {
138 struct auth_context *auth_context;
139 struct auth_serversupplied_info *server_info;
140 struct ntlmssp_state *ntlmssp_state;
141 } AUTH_NTLMSSP_STATE;
143 /* Changed from 1 -> 2 to add the logon_parameters field. */
144 #define AUTH_INTERFACE_VERSION 2
146 #endif /* _SMBAUTH_H_ */