1// Copyright 2011 Google Inc. All Rights Reserved.
2// Author: mschilder@google.com (Marius Schilder)
3
4#ifndef SECURITY_UTIL_LITE_SHA256_H__
5#define SECURITY_UTIL_LITE_SHA256_H__
6
7#include <stdint.h>
8#include "hash-internal.h"
9
10#ifdef __cplusplus
11extern "C" {
12#endif // __cplusplus
13
14typedef HASH_CTX SHA256_CTX;
15
16void SHA256_init(SHA256_CTX* ctx);
17void SHA256_update(SHA256_CTX* ctx, const void* data, int len);
18const uint8_t* SHA256_final(SHA256_CTX* ctx);
19
20// Convenience method. Returns digest address.
21const uint8_t* SHA256_hash(const void* data, int len, uint8_t* digest);
22
23#define SHA256_DIGEST_SIZE 32
24
25#ifdef __cplusplus
26}
27#endif // __cplusplus
28
29#endif  // SECURITY_UTIL_LITE_SHA256_H__
30