| David Ng | f09fb2e | 2018-03-22 23:43:59 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2014, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #ifndef __CRYPTFS_HW_H_ |
| 30 | #define __CRYPTFS_HW_H_ |
| 31 | |
| 32 | #ifdef __cplusplus |
| 33 | extern "C" { |
| 34 | #endif |
| 35 | |
| AnilKumar Chimata | 7cc3452 | 2018-06-14 16:43:17 +0530 | [diff] [blame] | 36 | /*This is equivalent of MAX_CRYPTO_TYPE_NAME_LEN*/ |
| 37 | #define CRYPTO_ALGO_LENGTH 64 |
| 38 | #define START_ENC 0x1 |
| 39 | #define START_ENCDEC 0x3 |
| 40 | |
| David Ng | f09fb2e | 2018-03-22 23:43:59 -0700 | [diff] [blame] | 41 | int set_hw_device_encryption_key(const char*, const char*); |
| 42 | int update_hw_device_encryption_key(const char*, const char*, const char*); |
| 43 | int clear_hw_device_encryption_key(); |
| 44 | unsigned int is_hw_disk_encryption(const char*); |
| 45 | int is_ice_enabled(void); |
| Neeraj Soni | 6b99d61 | 2019-07-09 11:16:15 +0530 | [diff] [blame] | 46 | inline int should_use_keymaster(){return 1;} |
| AnilKumar Chimata | 7cc3452 | 2018-06-14 16:43:17 +0530 | [diff] [blame] | 47 | int set_ice_param(int flag); |
| David Ng | f09fb2e | 2018-03-22 23:43:59 -0700 | [diff] [blame] | 48 | |
| 49 | #ifdef __cplusplus |
| 50 | } |
| 51 | #endif |
| 52 | #endif |