2 Unix SMB/CIFS implementation.
3 Password and authentication handling
4 Copyright (C) Andrew Bartlett 2001
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "system/passwd.h"
23 #include "../lib/tsocket/tsocket.h"
26 #define DBGC_CLASS DBGC_AUTH
28 /** Check a plaintext username/password
30 * Cannot deal with an encrupted password in any manner whatsoever,
31 * unless the account has a null password.
34 static NTSTATUS check_unix_security(const struct auth_context *auth_context,
35 void *my_private_data,
37 const struct auth_usersupplied_info *user_info,
38 struct auth_serversupplied_info **server_info)
41 struct passwd *pass = NULL;
44 DEBUG(10, ("Check auth for: [%s]\n", user_info->mapped.account_name));
46 if (tsocket_address_is_inet(user_info->remote_host, "ip")) {
47 rhost = tsocket_address_inet_addr_string(user_info->remote_host,
50 return NT_STATUS_NO_MEMORY;
57 pass = Get_Pwnam_alloc(talloc_tos(), user_info->mapped.account_name);
59 /** @todo This call assumes a ASCII password, no charset transformation is
60 done. We may need to revisit this **/
61 nt_status = pass_check(pass,
62 pass ? pass->pw_name : user_info->mapped.account_name,
64 user_info->password.plaintext,
69 if (NT_STATUS_IS_OK(nt_status)) {
71 make_server_info_pw(server_info, pass->pw_name, pass);
73 /* we need to do somthing more useful here */
74 nt_status = NT_STATUS_NO_SUCH_USER;
82 /* module initialisation */
83 static NTSTATUS auth_init_unix(struct auth_context *auth_context, const char* param, auth_methods **auth_method)
85 struct auth_methods *result;
87 result = talloc_zero(auth_context, struct auth_methods);
89 return NT_STATUS_NO_MEMORY;
91 result->name = "unix";
92 result->auth = check_unix_security;
94 *auth_method = result;
98 NTSTATUS auth_unix_init(void)
100 return smb_register_auth(AUTH_INTERFACE_VERSION, "unix", auth_init_unix);