1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef STORAGE_DAEMON_CRYPTO_FSCRYPT_UAPI_H 16 #define STORAGE_DAEMON_CRYPTO_FSCRYPT_UAPI_H 17 18 // adapt to old kernel uapi defines 19 #define FSCRYPT_KEY_DESCRIPTOR_SIZE FS_KEY_DESCRIPTOR_SIZE 20 #define FSCRYPT_POLICY_FLAGS_PAD_4 FS_POLICY_FLAGS_PAD_4 21 #define FSCRYPT_POLICY_FLAGS_PAD_8 FS_POLICY_FLAGS_PAD_8 22 #define FSCRYPT_POLICY_FLAGS_PAD_16 FS_POLICY_FLAGS_PAD_16 23 #define FSCRYPT_POLICY_FLAGS_PAD_32 FS_POLICY_FLAGS_PAD_32 24 #define FSCRYPT_POLICY_FLAGS_PAD_MASK FS_POLICY_FLAGS_PAD_MASK 25 #define FSCRYPT_POLICY_FLAG_DIRECT_KEY FS_POLICY_FLAG_DIRECT_KEY 26 27 #define FSCRYPT_MODE_AES_256_XTS FS_ENCRYPTION_MODE_AES_256_XTS 28 #define FSCRYPT_MODE_AES_256_CTS FS_ENCRYPTION_MODE_AES_256_CTS 29 #define FSCRYPT_MODE_AES_128_CBC FS_ENCRYPTION_MODE_AES_128_CBC 30 #define FSCRYPT_MODE_AES_128_CTS FS_ENCRYPTION_MODE_AES_128_CTS 31 #define FSCRYPT_MODE_ADIANTUM FS_ENCRYPTION_MODE_ADIANTUM 32 33 #define FSCRYPT_KEY_DESC_PREFIX FS_KEY_DESC_PREFIX 34 #define FSCRYPT_KEY_DESC_PREFIX_SIZE FS_KEY_DESC_PREFIX_SIZE 35 #define FSCRYPT_MAX_KEY_SIZE FS_MAX_KEY_SIZE 36 37 #define FSCRYPT_POLICY_V1 0 38 #define fscrypt_policy_v1 fscrypt_policy 39 40 #define FSCRYPT_POLICY_V2 2 41 42 #endif // STORAGE_DAEMON_CRYPTO_FSCRYPT_UAPI_H