1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd 4 */ 5 6 #ifndef KEYMASTER_H_ 7 #define KEYMASTER_H_ 8 9 #include <optee_include/tee_client_api.h> 10 11 /* 12 * read data from rk_keymaster 13 * 14 * @felename: the filename of the saved data to read 15 * @filename_size: size of filename 16 * @data: the buffer used to read data from rk_keymaster 17 * @data_size: buffer size of the data 18 * 19 * @return a positive number in case of error, or 0 on success. 20 */ 21 TEEC_Result read_from_keymaster(uint8_t *filename, 22 uint32_t filename_size, 23 uint8_t *data, 24 uint32_t data_size); 25 26 /* 27 * write data to rk_keymaster 28 * 29 * @felename: the filename of the saved data to read 30 * @filename_size: size of filename 31 * @data: the buffer used to read data from rk_keymaster 32 * @data_size: buffer size of the data 33 * 34 * @return a positive number in case of error, or 0 on success. 35 */ 36 TEEC_Result write_to_keymaster(uint8_t *filename, 37 uint32_t filename_size, 38 uint8_t *data, 39 uint32_t data_size); 40 41 /* 42 * read oem unlock status from rk_keymaster 43 * 44 * @unlock:used to read oem unlock status code,0:locked,1:unlocked 45 * 46 * @return a positive number in case of error, or 0 on success. 47 */ 48 TEEC_Result trusty_read_oem_unlock(uint8_t *unlock); 49 50 /* 51 * update oem unlock status to rk_keymaster 52 * 53 * @unlock: oem unlock status code,0:locked,1:unlocked 54 * 55 * @return a positive number in case of error, or 0 on success. 56 */ 57 TEEC_Result trusty_write_oem_unlock(uint8_t unlock); 58 59 #endif //KEYMASTER_H_ 60