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 23 extern "C" { 24 #endif 25 26 // NOTE: keep in sync with android.os.UserId 27 28 #define MULTIUSER_APP_PER_USER_RANGE 100000 29 #define MULTIUSER_FIRST_SHARED_APPLICATION_GID 50000 30 #define MULTIUSER_FIRST_APPLICATION_UID 10000 31 32 typedef uid_t userid_t; 33 typedef uid_t appid_t; 34 35 extern userid_t multiuser_get_user_id(uid_t uid); 36 extern appid_t multiuser_get_app_id(uid_t uid); 37 extern uid_t multiuser_get_uid(userid_t userId, appid_t appId); 38 extern appid_t multiuser_get_shared_app_gid(uid_t uid); 39 40 #ifdef __cplusplus 41 } 42 #endif 43 44 #endif /* __CUTILS_MULTIUSER_H */ 45