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      1 /*
      2  * Copyright (C) 2015 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 #include <stdbool.h>
     18 #include <sys/cdefs.h>
     19 
     20 #include <cutils/multiuser.h>
     21 
     22 __BEGIN_DECLS
     23 
     24 // General functions
     25 bool e4crypt_is_native();
     26 bool e4crypt_initialize_global_de();
     27 
     28 bool e4crypt_init_user0();
     29 bool e4crypt_vold_create_user_key(userid_t user_id, int serial, bool ephemeral);
     30 bool e4crypt_destroy_user_key(userid_t user_id);
     31 bool e4crypt_add_user_key_auth(userid_t user_id, int serial, const char* token,
     32                                const char* secret);
     33 bool e4crypt_fixate_newest_user_key_auth(userid_t user_id);
     34 
     35 bool e4crypt_unlock_user_key(userid_t user_id, int serial, const char* token, const char* secret);
     36 bool e4crypt_lock_user_key(userid_t user_id);
     37 
     38 bool e4crypt_prepare_user_storage(const char* volume_uuid, userid_t user_id, int serial, int flags);
     39 bool e4crypt_destroy_user_storage(const char* volume_uuid, userid_t user_id, int flags);
     40 
     41 bool e4crypt_secdiscard(const char* path);
     42 __END_DECLS
     43