1/* $OpenBSD: crypto_api.c,v 1.1 2014/01/08 03:59:46 tedu Exp $ */
2/*
3 * Public domain. Author: Ted Unangst <tedu@openbsd.org>
4 * API compatible reimplementation of functions from nacl
5 */
6#include <sys/types.h>
7
8#include <string.h>
9#include <sha2.h>
10
11#include "crypto_api.h"
12
13int
14crypto_hash_sha512(unsigned char *out, const unsigned char *in,
15    unsigned long long inlen)
16{
17	SHA2_CTX ctx;
18
19	SHA512Init(&ctx);
20	SHA512Update(&ctx, in, inlen);
21	SHA512Final(out, &ctx);
22	return 0;
23}
24
25int
26crypto_verify_32(const unsigned char *x, const unsigned char *y)
27{
28	return timingsafe_bcmp(x, y, 32) ? -1 : 0;
29}
30