xref: /openbsd/usr.bin/ssh/crypto_api.h (revision 09467b48)
1 /* $OpenBSD: crypto_api.h,v 1.5 2019/01/21 10:20:12 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 <stdint.h>
12 #include <stdlib.h>
13 
14 typedef int8_t crypto_int8;
15 typedef uint8_t crypto_uint8;
16 typedef int16_t crypto_int16;
17 typedef uint16_t crypto_uint16;
18 typedef int32_t crypto_int32;
19 typedef uint32_t crypto_uint32;
20 
21 #define randombytes(buf, buf_len) arc4random_buf((buf), (buf_len))
22 #define small_random32() arc4random()
23 
24 #define crypto_hash_sha512_BYTES 64U
25 
26 int	crypto_hash_sha512(unsigned char *, const unsigned char *,
27     unsigned long long);
28 
29 int	crypto_verify_32(const unsigned char *, const unsigned char *);
30 
31 #define crypto_sign_ed25519_SECRETKEYBYTES 64U
32 #define crypto_sign_ed25519_PUBLICKEYBYTES 32U
33 #define crypto_sign_ed25519_BYTES 64U
34 
35 int	crypto_sign_ed25519(unsigned char *, unsigned long long *,
36     const unsigned char *, unsigned long long, const unsigned char *);
37 int	crypto_sign_ed25519_open(unsigned char *, unsigned long long *,
38     const unsigned char *, unsigned long long, const unsigned char *);
39 int	crypto_sign_ed25519_keypair(unsigned char *, unsigned char *);
40 
41 #define crypto_kem_sntrup4591761_PUBLICKEYBYTES 1218
42 #define crypto_kem_sntrup4591761_SECRETKEYBYTES 1600
43 #define crypto_kem_sntrup4591761_CIPHERTEXTBYTES 1047
44 #define crypto_kem_sntrup4591761_BYTES 32
45 
46 int	crypto_kem_sntrup4591761_enc(unsigned char *cstr, unsigned char *k,
47     const unsigned char *pk);
48 int	crypto_kem_sntrup4591761_dec(unsigned char *k,
49     const unsigned char *cstr, const unsigned char *sk);
50 int	crypto_kem_sntrup4591761_keypair(unsigned char *pk, unsigned char *sk);
51 
52 #endif /* crypto_api_h */
53