source: branches/samba-3.0/source/include/auth.h@ 431

Last change on this file since 431 was 1, checked in by Paul Smedley, 18 years ago

Initial code import
File size: 4.5 KB
Line 
1#ifndef _SMBAUTH_H_
2#define _SMBAUTH_H_
3/*
4 Unix SMB/CIFS implementation.
5 Standardised Authentication types
6 Copyright (C) Andrew Bartlett 2001
7
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.
12
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.
17
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.
21*/
22
23typedef struct auth_usersupplied_info {
24 DATA_BLOB lm_resp;
25 DATA_BLOB nt_resp;
26 DATA_BLOB lm_interactive_pwd;
27 DATA_BLOB nt_interactive_pwd;
28 DATA_BLOB plaintext_password;
29
30 BOOL encrypted;
31
32 BOOL was_mapped; /* Did the username map actually match? */
33 char *client_domain; /* domain name string */
34 char *domain; /* domain name after mapping */
35 char *internal_username; /* username after mapping */
36 char *smb_name; /* username before mapping */
37 char *wksta_name; /* workstation name (netbios calling
38 * name) unicode string */
39
40 uint32 logon_parameters;
41
42} auth_usersupplied_info;
43
44typedef struct auth_serversupplied_info {
45 BOOL guest;
46
47 DOM_SID *sids; /* These SIDs are preliminary between
48 check_ntlm_password and the token creation. */
49 size_t num_sids;
50
51 uid_t uid;
52 gid_t gid;
53
54 /* This groups info is needed for when we become_user() for this uid */
55 size_t n_groups;
56 gid_t *groups;
57
58 /* NT group information taken from the info3 structure */
59
60 NT_USER_TOKEN *ptok;
61
62 DATA_BLOB user_session_key;
63 DATA_BLOB lm_session_key;
64
65 char *login_server; /* which server authorized the login? */
66
67 struct samu *sam_account;
68
69 void *pam_handle;
70
71 BOOL was_mapped; /* Did the username map match? */
72 char *unix_name;
73
74} auth_serversupplied_info;
75
76struct auth_context {
77 DATA_BLOB challenge;
78
79 /* Who set this up in the first place? */
80 const char *challenge_set_by;
81
82 BOOL challenge_may_be_modified;
83
84 struct auth_methods *challenge_set_method;
85 /* What order are the various methods in? Try to stop it changing under us */
86 struct auth_methods *auth_method_list;
87
88 TALLOC_CTX *mem_ctx;
89 const uint8 *(*get_ntlm_challenge)(struct auth_context *auth_context);
90 NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
91 const struct auth_usersupplied_info *user_info,
92 struct auth_serversupplied_info **server_info);
93 NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
94 void (*free)(struct auth_context **auth_context);
95};
96
97typedef struct auth_methods
98{
99 struct auth_methods *prev, *next;
100 const char *name; /* What name got this module */
101
102 NTSTATUS (*auth)(const struct auth_context *auth_context,
103 void *my_private_data,
104 TALLOC_CTX *mem_ctx,
105 const struct auth_usersupplied_info *user_info,
106 auth_serversupplied_info **server_info);
107
108 /* If you are using this interface, then you are probably
109 * getting something wrong. This interface is only for
110 * security=server, and makes a number of compromises to allow
111 * that. It is not compatible with being a PDC. */
112 DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
113 void **my_private_data,
114 TALLOC_CTX *mem_ctx);
115
116 /* Used to keep tabs on things like the cli for SMB server authentication */
117 void *private_data;
118
119 /* Function to clean up the above arbitary structure */
120 void (*free_private_data)(void **private_data);
121
122 /* Function to send a keepalive message on the above structure */
123 void (*send_keepalive)(void **private_data);
124
125} auth_methods;
126
127typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
128
129struct auth_init_function_entry {
130 const char *name;
131 /* Function to create a member of the authmethods list */
132
133 auth_init_function init;
134
135 struct auth_init_function_entry *prev, *next;
136};
137
138typedef struct auth_ntlmssp_state {
139 TALLOC_CTX *mem_ctx;
140 struct auth_context *auth_context;
141 struct auth_serversupplied_info *server_info;
142 struct ntlmssp_state *ntlmssp_state;
143} AUTH_NTLMSSP_STATE;
144
145/* Changed from 1 -> 2 to add the logon_parameters field. */
146#define AUTH_INTERFACE_VERSION 2
147
148#endif /* _SMBAUTH_H_ */
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