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Diffstat (limited to 'ge25519.h')
-rw-r--r-- | ge25519.h | 43 |
1 files changed, 43 insertions, 0 deletions
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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 | const ge25519 ge25519_base; | ||
32 | |||
33 | int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]); | ||
34 | |||
35 | void ge25519_pack(unsigned char r[32], const ge25519 *p); | ||
36 | |||
37 | int ge25519_isneutral_vartime(const ge25519 *p); | ||
38 | |||
39 | void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const ge25519 *p2, const sc25519 *s2); | ||
40 | |||
41 | void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s); | ||
42 | |||
43 | #endif | ||