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 typedef 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;
41 } auth_usersupplied_info;
43 typedef struct auth_serversupplied_info {
46 DOM_SID *sids; /* These SIDs are preliminary between
47 check_ntlm_password and the token creation. */
53 /* This groups info is needed for when we become_user() for this uid */
57 /* NT group information taken from the info3 structure */
61 DATA_BLOB user_session_key;
62 DATA_BLOB lm_session_key;
64 char *login_server; /* which server authorized the login? */
66 struct samu *sam_account;
71 * This is a token from /etc/passwd and /etc/group
78 * For performance reasons we keep an alpha_strcpy-sanitized version
79 * of the username around as long as the global variable current_user
80 * still exists. If we did not do keep this, we'd have to call
81 * alpha_strcpy whenever we do a become_user(), potentially on every
82 * smb request. See set_current_user_info.
84 char *sanitized_username;
85 } auth_serversupplied_info;
90 /* Who set this up in the first place? */
91 const char *challenge_set_by;
93 bool challenge_may_be_modified;
95 struct auth_methods *challenge_set_method;
96 /* What order are the various methods in? Try to stop it changing under us */
97 struct auth_methods *auth_method_list;
100 const uint8 *(*get_ntlm_challenge)(struct auth_context *auth_context);
101 NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
102 const struct auth_usersupplied_info *user_info,
103 struct auth_serversupplied_info **server_info);
104 NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
105 void (*free)(struct auth_context **auth_context);
108 typedef struct auth_methods
110 struct auth_methods *prev, *next;
111 const char *name; /* What name got this module */
113 NTSTATUS (*auth)(const struct auth_context *auth_context,
114 void *my_private_data,
116 const struct auth_usersupplied_info *user_info,
117 auth_serversupplied_info **server_info);
119 /* If you are using this interface, then you are probably
120 * getting something wrong. This interface is only for
121 * security=server, and makes a number of compromises to allow
122 * that. It is not compatible with being a PDC. */
123 DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
124 void **my_private_data,
125 TALLOC_CTX *mem_ctx);
127 /* Used to keep tabs on things like the cli for SMB server authentication */
132 typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
134 struct auth_init_function_entry {
136 /* Function to create a member of the authmethods list */
138 auth_init_function init;
140 struct auth_init_function_entry *prev, *next;
143 typedef struct auth_ntlmssp_state {
145 struct auth_context *auth_context;
146 struct auth_serversupplied_info *server_info;
147 struct ntlmssp_state *ntlmssp_state;
148 } AUTH_NTLMSSP_STATE;
150 /* Changed from 1 -> 2 to add the logon_parameters field. */
151 #define AUTH_INTERFACE_VERSION 2
153 #endif /* _SMBAUTH_H_ */