1 /*
2  * SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 #pragma once
7 #include <stdint.h>
8 #include <stddef.h>
9 
10 #ifdef __cplusplus
11 extern "C"
12 {
13 #endif
14 
15 
16 /**
17  * @brief Return CRC7 of data, in the format used by SD protocol
18  * @param data array of data used to compute CRC
19  * @param size size of data in bytes
20  * @return CRC7 value
21  */
22 uint8_t sdspi_crc7(const uint8_t *data, size_t size);
23 
24 /**
25  * @brief Return CRC16 of data, in the format used by SD protocol
26  * @param data array of data used to compute CRC
27  * @param size size of data in bytes
28  * @return CRC16 value
29  */
30 uint16_t sdspi_crc16(const uint8_t* data, size_t size);
31 
32 
33 #ifdef __cplusplus
34 }
35 #endif
36