1/* $OpenBSD: crypto_api.h,v 1.8 2023/01/15 23:05:32 djm 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 "includes.h"
12
13#ifdef HAVE_STDINT_H
14# include <stdint.h>
15#endif
16#include <stdlib.h>
17
18typedef int8_t crypto_int8;
19typedef uint8_t crypto_uint8;
20typedef int16_t crypto_int16;
21typedef uint16_t crypto_uint16;
22typedef int32_t crypto_int32;
23typedef uint32_t crypto_uint32;
24typedef int64_t crypto_int64;
25typedef uint64_t crypto_uint64;
26
27#define randombytes(buf, buf_len) arc4random_buf((buf), (buf_len))
28#define small_random32() arc4random()
29
30#define crypto_hash_sha512_BYTES 64U
31
32int	crypto_hash_sha512(unsigned char *, const unsigned char *,
33    unsigned long long);
34
35#define crypto_sign_ed25519_SECRETKEYBYTES 64U
36#define crypto_sign_ed25519_PUBLICKEYBYTES 32U
37#define crypto_sign_ed25519_BYTES 64U
38
39int	crypto_sign_ed25519(unsigned char *, unsigned long long *,
40    const unsigned char *, unsigned long long, const unsigned char *);
41int	crypto_sign_ed25519_open(unsigned char *, unsigned long long *,
42    const unsigned char *, unsigned long long, const unsigned char *);
43int	crypto_sign_ed25519_keypair(unsigned char *, unsigned char *);
44
45#define crypto_kem_sntrup761_PUBLICKEYBYTES 1158
46#define crypto_kem_sntrup761_SECRETKEYBYTES 1763
47#define crypto_kem_sntrup761_CIPHERTEXTBYTES 1039
48#define crypto_kem_sntrup761_BYTES 32
49
50int	crypto_kem_sntrup761_enc(unsigned char *cstr, unsigned char *k,
51    const unsigned char *pk);
52int	crypto_kem_sntrup761_dec(unsigned char *k,
53    const unsigned char *cstr, const unsigned char *sk);
54int	crypto_kem_sntrup761_keypair(unsigned char *pk, unsigned char *sk);
55
56#endif /* crypto_api_h */
57