2 * 'Guest' password backend for samba
3 * Copyright (C) Jelmer Vernooij 2002
4 * Copyright (C) Andrew Bartlett 2003
6 * This program is free software; you can redistribute it and/or modify it under
7 * the terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2 of the License, or (at your option)
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc., 675
18 * Mass Ave, Cambridge, MA 02139, USA.
23 /******************************************************************
24 Lookup a name in the SAM database
25 ******************************************************************/
27 static NTSTATUS guestsam_getsampwnam (struct pdb_methods *methods, SAM_ACCOUNT *user, const char *sname)
31 const char *guest_account = lp_guestaccount();
32 if (!(guest_account && *guest_account)) {
33 DEBUG(1, ("NULL guest account!?!?\n"));
34 return NT_STATUS_UNSUCCESSFUL;
38 DEBUG(0,("invalid methods\n"));
39 return NT_STATUS_UNSUCCESSFUL;
42 DEBUG(0,("invalid name specified"));
43 return NT_STATUS_UNSUCCESSFUL;
46 if (!strequal(guest_account, sname)) {
47 return NT_STATUS_NO_SUCH_USER;
50 pass = getpwnam_alloc(guest_account);
52 nt_status = pdb_fill_sam_pw(user, pass);
59 /***************************************************************************
61 **************************************************************************/
63 static NTSTATUS guestsam_getsampwrid (struct pdb_methods *methods,
64 SAM_ACCOUNT *user, uint32 rid)
66 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
67 struct passwd *pass = NULL;
68 const char *guest_account = lp_guestaccount();
69 if (!(guest_account && *guest_account)) {
70 DEBUG(1, ("NULL guest account!?!?\n"));
75 DEBUG(0,("invalid methods\n"));
79 if (rid == DOMAIN_USER_RID_GUEST) {
80 pass = getpwnam_alloc(guest_account);
82 DEBUG(1, ("guest account %s does not seem to exist...\n", guest_account));
83 return NT_STATUS_NO_SUCH_USER;
86 return NT_STATUS_NO_SUCH_USER;
89 nt_status = pdb_fill_sam_pw(user, pass);
95 static NTSTATUS guestsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
98 if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid))
99 return NT_STATUS_NO_SUCH_USER;
100 return guestsam_getsampwrid(my_methods, user, rid);
104 NTSTATUS pdb_init_guestsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
109 DEBUG(0, ("invalid pdb_context specified\n"));
110 return NT_STATUS_UNSUCCESSFUL;
113 if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
117 (*pdb_method)->name = "guestsam";
119 (*pdb_method)->getsampwnam = guestsam_getsampwnam;
120 (*pdb_method)->getsampwsid = guestsam_getsampwsid;
122 /* we should do no group mapping here */
123 (*pdb_method)->getgrsid = pdb_nop_getgrsid;
124 (*pdb_method)->getgrgid = pdb_nop_getgrgid;
125 (*pdb_method)->getgrnam = pdb_nop_getgrnam;
126 (*pdb_method)->add_group_mapping_entry = pdb_nop_add_group_mapping_entry;
127 (*pdb_method)->update_group_mapping_entry = pdb_nop_update_group_mapping_entry;
128 (*pdb_method)->delete_group_mapping_entry = pdb_nop_delete_group_mapping_entry;
129 (*pdb_method)->enum_group_mapping = pdb_nop_enum_group_mapping;
132 /* There's not very much to initialise here */
136 NTSTATUS pdb_guest_init(void)
138 return smb_register_passdb(PASSDB_INTERFACE_VERSION, "guest", pdb_init_guestsam);