multiuser.h revision 46ac0ef00b7df5432d1704b221738e51234bedc5 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef __CUTILS_MULTIUSER_H
18#define __CUTILS_MULTIUSER_H
19
20#include <sys/types.h>
21
22#ifdef __cplusplus
23extern "C" {
24#endif
25
26// NOTE: keep in sync with android.os.UserId
27
28#define MULTIUSER_APP_PER_USER_RANGE 100000
29
30typedef uid_t userid_t;
31typedef uid_t appid_t;
32
33extern userid_t getUserId(uid_t uid);
34extern appid_t getAppId(uid_t uid);
35extern uid_t getUid(userid_t userId, appid_t appId);
36
37#ifdef __cplusplus
38}
39#endif
40
41#endif /* __CUTILS_MULTIUSER_H */
42