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 2 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, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 /* AUTH_STR - string */
24 typedef struct normal_string {
29 typedef struct auth_usersupplied_info {
32 DATA_BLOB lm_interactive_pwd;
33 DATA_BLOB nt_interactive_pwd;
34 DATA_BLOB plaintext_password;
38 AUTH_STR client_domain; /* domain name string */
39 AUTH_STR domain; /* domain name after mapping */
40 AUTH_STR internal_username; /* username after mapping */
41 AUTH_STR smb_name; /* username before mapping */
42 AUTH_STR wksta_name; /* workstation name (netbios calling name) unicode string */
44 uint32 logon_parameters;
46 } auth_usersupplied_info;
48 #define SAM_FILL_NAME 0x01
49 #define SAM_FILL_INFO3 0x02
50 #define SAM_FILL_SAM 0x04
51 #define SAM_FILL_UNIX 0x08
52 #define SAM_FILL_ALL (SAM_FILL_NAME | SAM_FILL_INFO3 | SAM_FILL_SAM | SAM_FILL_UNIX)
54 typedef struct auth_serversupplied_info {
60 /* This groups info is needed for when we become_user() for this uid */
64 /* NT group information taken from the info3 structure */
68 DATA_BLOB user_session_key;
69 DATA_BLOB lm_session_key;
71 char *login_server; /* which server authorized the login? */
73 uint32 sam_fill_level; /* How far is this structure filled? */
75 SAM_ACCOUNT *sam_account;
81 } auth_serversupplied_info;
86 /* Who set this up in the first place? */
87 const char *challenge_set_by;
89 BOOL challenge_may_be_modified;
91 struct auth_methods *challenge_set_method;
92 /* What order are the various methods in? Try to stop it changing under us */
93 struct auth_methods *auth_method_list;
96 const uint8 *(*get_ntlm_challenge)(struct auth_context *auth_context);
97 NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
98 const struct auth_usersupplied_info *user_info,
99 struct auth_serversupplied_info **server_info);
100 NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
101 void (*free)(struct auth_context **auth_context);
104 typedef struct auth_methods
106 struct auth_methods *prev, *next;
107 const char *name; /* What name got this module */
109 NTSTATUS (*auth)(const struct auth_context *auth_context,
110 void *my_private_data,
112 const struct auth_usersupplied_info *user_info,
113 auth_serversupplied_info **server_info);
115 /* If you are using this interface, then you are probably
116 * getting something wrong. This interface is only for
117 * security=server, and makes a number of compromises to allow
118 * that. It is not compatible with being a PDC. */
119 DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
120 void **my_private_data,
121 TALLOC_CTX *mem_ctx);
123 /* Used to keep tabs on things like the cli for SMB server authentication */
126 /* Function to clean up the above arbitary structure */
127 void (*free_private_data)(void **private_data);
129 /* Function to send a keepalive message on the above structure */
130 void (*send_keepalive)(void **private_data);
134 typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
136 struct auth_init_function_entry {
138 /* Function to create a member of the authmethods list */
140 auth_init_function init;
142 struct auth_init_function_entry *prev, *next;
145 typedef struct auth_ntlmssp_state {
147 struct auth_context *auth_context;
148 struct auth_serversupplied_info *server_info;
149 struct ntlmssp_state *ntlmssp_state;
150 } AUTH_NTLMSSP_STATE;
152 /* Changed from 1 -> 2 to add the logon_parameters field. */
153 #define AUTH_INTERFACE_VERSION 2
155 #endif /* _SMBAUTH_H_ */