libssh: ge25519.h Source File

libssh 0.10.6 The SSH library

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ge25519.h
1/* $OpenBSD: ge25519.h,v 1.3 2013/12/09 11:03:45 markus Exp $ */
2
3/*
4 * Public Domain, Authors: Daniel J. Bernstein, Niels Duif, Tanja Lange,
5 * Peter Schwabe, Bo-Yin Yang.
6 * Copied from supercop-20130419/crypto_sign/ed25519/ref/ge25519.h
7 */
8
9#ifndef GE25519_H
10#define GE25519_H
11
12#include "fe25519.h"
13#include "sc25519.h"
14
15#define ge25519 crypto_sign_ed25519_ref_ge25519
16#define ge25519_base crypto_sign_ed25519_ref_ge25519_base
17#define ge25519_unpackneg_vartime crypto_sign_ed25519_ref_unpackneg_vartime
18#define ge25519_pack crypto_sign_ed25519_ref_pack
19#define ge25519_isneutral_vartime crypto_sign_ed25519_ref_isneutral_vartime
20#define ge25519_double_scalarmult_vartime crypto_sign_ed25519_ref_double_scalarmult_vartime
21#define ge25519_scalarmult_base crypto_sign_ed25519_ref_scalarmult_base
22
23 typedef struct
24{
25 fe25519 x;
26 fe25519 y;
27 fe25519 z;
28 fe25519 t;
29} ge25519;
30
31#ifdef __cplusplus
32extern "C" {
33#endif
34
35extern const ge25519 ge25519_base;
36
37int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]);
38
39void ge25519_pack(unsigned char r[32], const ge25519 *p);
40
41int ge25519_isneutral_vartime(const ge25519 *p);
42
43void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const ge25519 *p2, const sc25519 *s2);
44
45void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s);
46
47#ifdef __cplusplus
48}
49#endif
50
51#endif
fe25519
Definition fe25519.h:32
ge25519
Definition ge25519.h:24
sc25519
Definition sc25519.h:30