1 /* 2 * Copyright (C) 2016 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 _ENCRYPT_INPLACE_H 18 #define _ENCRYPT_INPLACE_H 19 20 #include <sys/types.h> 21 22 #define CRYPT_INPLACE_BUFSIZE 4096 23 #define CRYPT_SECTOR_SIZE 512 24 #define RETRY_MOUNT_ATTEMPTS 10 25 #define RETRY_MOUNT_DELAY_SECONDS 1 26 27 /* Return values for cryptfs_enable_inplace() */ 28 #define ENABLE_INPLACE_OK 0 29 #define ENABLE_INPLACE_ERR_OTHER (-1) 30 #define ENABLE_INPLACE_ERR_DEV (-2) /* crypto_blkdev issue */ 31 32 int cryptfs_enable_inplace(const char* crypto_blkdev, const char* real_blkdev, off64_t size, 33 off64_t* size_already_done, off64_t tot_size, 34 off64_t previously_encrypted_upto, bool set_progress_properties); 35 36 #endif 37