1/*
2 * Copyright 2017, DornerWorks
3 *
4 * SPDX-License-Identifier: GPL-2.0-only
5 *
6 * This data was produced by DornerWorks, Ltd. of Grand Rapids, MI, USA under
7 * a DARPA SBIR, Contract Number D16PC00107.
8 *
9 * Approved for Public Release, Distribution Unlimited.
10 *
11 */
12
13#pragma once
14
15#ifdef __cplusplus
16extern "C" {
17#endif
18
19typedef struct {
20    uint64_t len;    /* processed message length */
21    uint32_t h[8];   /* hash state */
22    uint8_t buf[64]; /* message block buffer */
23} sha256_t;
24
25void sha256_init(sha256_t *s);
26void sha256_sum(sha256_t *s, uint8_t *md);
27void sha256_update(sha256_t *s, const void *m, unsigned long len);
28
29#ifdef __cplusplus
30}
31#endif
32
33