1/* $OpenBSD: crypto_api.h,v 1.1 2021/05/28 18:01:39 tobhe Exp $ */
2
3/*
4 * Assembled from generated headers and source files by Markus Friedl.
5 * Placed in the public domain.
6 */
7
8#ifndef crypto_api_h
9#define crypto_api_h
10
11#include <stdint.h>
12#include <stdlib.h>
13
14typedef int8_t crypto_int8;
15typedef uint8_t crypto_uint8;
16typedef int16_t crypto_int16;
17typedef uint16_t crypto_uint16;
18typedef int32_t crypto_int32;
19typedef uint32_t crypto_uint32;
20typedef uint64_t crypto_uint64;
21
22#define randombytes(buf, buf_len) arc4random_buf((buf), (buf_len))
23#define small_random32() arc4random()
24
25#define crypto_hash_sha512_BYTES 64U
26
27int	crypto_hash_sha512(unsigned char *, const unsigned char *,
28    unsigned long long);
29
30int	crypto_verify_32(const unsigned char *, const unsigned char *);
31
32#define crypto_kem_sntrup761_PUBLICKEYBYTES 1158
33#define crypto_kem_sntrup761_SECRETKEYBYTES 1763
34#define crypto_kem_sntrup761_CIPHERTEXTBYTES 1039
35#define crypto_kem_sntrup761_BYTES 32
36
37int	crypto_kem_sntrup761_enc(unsigned char *cstr, unsigned char *k,
38    const unsigned char *pk);
39int	crypto_kem_sntrup761_dec(unsigned char *k,
40    const unsigned char *cstr, const unsigned char *sk);
41int	crypto_kem_sntrup761_keypair(unsigned char *pk, unsigned char *sk);
42
43#endif /* crypto_api_h */
44