s4:librpc/dcerpc_smb2: make use of smbXcli_session_application_key()
[Samba/gebeck_regimport.git] / source3 / lib / util_unixsids.c
blob4a38c5702539c7cdaba5d8203d3233a318e15450
1 /*
2 Unix SMB/CIFS implementation.
3 Translate unix-defined names to SIDs and vice versa
4 Copyright (C) Volker Lendecke 2005
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/>.
20 #include "includes.h"
21 #include "system/passwd.h"
22 #include "../libcli/security/security.h"
23 #include "../lib/util/util_pw.h"
25 bool sid_check_is_unix_users(const struct dom_sid *sid)
27 return dom_sid_equal(sid, &global_sid_Unix_Users);
30 bool sid_check_is_in_unix_users(const struct dom_sid *sid)
32 struct dom_sid dom_sid;
34 sid_copy(&dom_sid, sid);
35 sid_split_rid(&dom_sid, NULL);
37 return sid_check_is_unix_users(&dom_sid);
40 void uid_to_unix_users_sid(uid_t uid, struct dom_sid *sid)
43 * This can never fail, we know that global_sid_Unix_Users is
44 * short enough for a domain sid.
46 sid_compose(sid, &global_sid_Unix_Users, uid);
49 void gid_to_unix_groups_sid(gid_t gid, struct dom_sid *sid)
52 * This can never fail, we know that global_sid_Unix_Groups is
53 * short enough for a domain sid.
55 sid_compose(sid, &global_sid_Unix_Groups, gid);
58 const char *unix_users_domain_name(void)
60 return "Unix User";
63 bool lookup_unix_user_name(const char *name, struct dom_sid *sid)
65 struct passwd *pwd;
66 bool ret;
68 pwd = Get_Pwnam_alloc(talloc_tos(), name);
69 if (pwd == NULL) {
70 return False;
74 * For 64-bit uid's we have enough space in the whole SID,
75 * should they become necessary
77 ret = sid_compose(sid, &global_sid_Unix_Users, pwd->pw_uid);
78 TALLOC_FREE(pwd);
79 return ret;
82 bool sid_check_is_unix_groups(const struct dom_sid *sid)
84 return dom_sid_equal(sid, &global_sid_Unix_Groups);
87 bool sid_check_is_in_unix_groups(const struct dom_sid *sid)
89 struct dom_sid dom_sid;
91 sid_copy(&dom_sid, sid);
92 sid_split_rid(&dom_sid, NULL);
94 return sid_check_is_unix_groups(&dom_sid);
97 const char *unix_groups_domain_name(void)
99 return "Unix Group";
102 bool lookup_unix_group_name(const char *name, struct dom_sid *sid)
104 struct group *grp;
106 grp = getgrnam(name);
107 if (grp == NULL) {
108 return False;
112 * For 64-bit gid's we have enough space in the whole SID,
113 * should they become necessary
115 return sid_compose(sid, &global_sid_Unix_Groups, grp->gr_gid);