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hamming256.h
1/*
2 * SPDX-FileCopyrightText: 2015 Lucas Jenß
3 * SPDX-License-Identifier: LGPL-2.1-only
4 */
5
6#pragma once
7
16
17#include <stdint.h>
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
24#define Hamming_ERROR_NONE 0
25
27#define Hamming_ERROR_SINGLEBIT 1
28
30#define Hamming_ERROR_ECC 2
31
33#define Hamming_ERROR_MULTIPLEBITS 3
34
43void hamming_compute256x( const uint8_t *data, uint32_t size, uint8_t *code );
44
57uint8_t hamming_verify256x( uint8_t *data, uint32_t size, const uint8_t *code );
58
59#ifdef __cplusplus
60}
61#endif
62
hamming_compute256x
void hamming_compute256x(const uint8_t *data, uint32_t size, uint8_t *code)
Computes 3-bytes hamming codes for a data block whose size is multiple of 256 bytes.
hamming_verify256x
uint8_t hamming_verify256x(uint8_t *data, uint32_t size, const uint8_t *code)
Verifies 3-bytes hamming codes for a data block whose size is multiple of 256 bytes.