From e9afc3de0fe1df795cc2f8cfab489177252812be Mon Sep 17 00:00:00 2001 From: Ethan Yonker Date: Thu, 30 Aug 2018 15:16:27 -0500 Subject: Decrypt FBE on 9.0 (backwards compatible) Building in 9.0 may require you to add a flag to your twrp fstab with the fileencryption details like: fileencryption=ice:aes-256-heh Verify this against your device's stock fstab of course. Change-Id: If9286f5d5787280814daca9fbc8f5191ff26a839 --- crypto/ext4crypt/Ext4CryptPie.h | 42 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 crypto/ext4crypt/Ext4CryptPie.h (limited to 'crypto/ext4crypt/Ext4CryptPie.h') diff --git a/crypto/ext4crypt/Ext4CryptPie.h b/crypto/ext4crypt/Ext4CryptPie.h new file mode 100644 index 000000000..6e2afa534 --- /dev/null +++ b/crypto/ext4crypt/Ext4CryptPie.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include + +#include + +bool e4crypt_initialize_global_de(); + +bool e4crypt_init_user0(); +/*bool e4crypt_vold_create_user_key(userid_t user_id, int serial, bool ephemeral); +bool e4crypt_destroy_user_key(userid_t user_id); +bool e4crypt_add_user_key_auth(userid_t user_id, int serial, const std::string& token, + const std::string& secret); +bool e4crypt_fixate_newest_user_key_auth(userid_t user_id);*/ + +bool e4crypt_unlock_user_key(userid_t user_id, int serial, const std::string& token, + const std::string& secret); +//bool e4crypt_lock_user_key(userid_t user_id); + +bool e4crypt_prepare_user_storage(const std::string& volume_uuid, userid_t user_id, int serial, + int flags); +/*bool e4crypt_destroy_user_storage(const std::string& volume_uuid, userid_t user_id, int flags); + +bool e4crypt_destroy_volume_keys(const std::string& volume_uuid);*/ + +bool lookup_key_ref(const std::map& key_map, userid_t user_id, + std::string* raw_ref); -- cgit v1.2.3