2 Unix SMB/CIFS implementation.
4 Anonymous Authentification
6 Copyright (C) Stefan Metzmacher 2004-2005
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/>.
23 #include "auth/auth.h"
24 #include "auth/ntlm/auth_proto.h"
25 #include "param/param.h"
27 _PUBLIC_ NTSTATUS auth4_anonymous_init(TALLOC_CTX *);
30 * Return a anonymous logon for anonymous users (username = "")
32 * Typically used as the first module in the auth chain, this allows
33 * anonymou logons to be dealt with in one place. Non-anonymou logons 'fail'
34 * and pass onto the next module.
36 static NTSTATUS anonymous_want_check(struct auth_method_context *ctx,
38 const struct auth_usersupplied_info *user_info)
40 if (user_info->client.account_name && *user_info->client.account_name) {
41 return NT_STATUS_NOT_IMPLEMENTED;
44 switch (user_info->password_state) {
45 case AUTH_PASSWORD_PLAIN:
46 if (user_info->password.plaintext != NULL &&
47 strlen(user_info->password.plaintext) > 0)
49 return NT_STATUS_NOT_IMPLEMENTED;
52 case AUTH_PASSWORD_HASH:
53 if (user_info->password.hash.lanman != NULL) {
54 return NT_STATUS_NOT_IMPLEMENTED;
56 if (user_info->password.hash.nt != NULL) {
57 return NT_STATUS_NOT_IMPLEMENTED;
60 case AUTH_PASSWORD_RESPONSE:
61 if (user_info->password.response.lanman.length == 1) {
62 if (user_info->password.response.lanman.data[0] != '\0') {
63 return NT_STATUS_NOT_IMPLEMENTED;
65 } else if (user_info->password.response.lanman.length > 1) {
66 return NT_STATUS_NOT_IMPLEMENTED;
68 if (user_info->password.response.nt.length > 0) {
69 return NT_STATUS_NOT_IMPLEMENTED;
78 * Return a anonymous logon for anonymous users (username = "")
80 * Typically used as the first module in the auth chain, this allows
81 * anonymou logons to be dealt with in one place. Non-anonymou logons 'fail'
82 * and pass onto the next module.
84 static NTSTATUS anonymous_check_password(struct auth_method_context *ctx,
86 const struct auth_usersupplied_info *user_info,
87 struct auth_user_info_dc **_user_info_dc)
89 return auth_anonymous_user_info_dc(mem_ctx, lpcfg_netbios_name(ctx->auth_ctx->lp_ctx), _user_info_dc);
92 static const struct auth_operations anonymous_auth_ops = {
94 .want_check = anonymous_want_check,
95 .check_password = anonymous_check_password
98 _PUBLIC_ NTSTATUS auth4_anonymous_init(TALLOC_CTX *ctx)
102 ret = auth_register(&anonymous_auth_ops);
103 if (!NT_STATUS_IS_OK(ret)) {
104 DEBUG(0,("Failed to register 'anonymous' auth backend!\n"));