Damien Miller | 5be9d9e | 2013-12-07 11:24:01 +1100 | [diff] [blame^] | 1 | /* $OpenBSD: */ |
| 2 | |
| 3 | /* Public Domain, from supercop-20130419/crypto_sign/ed25519/ref/ge25519.h */ |
| 4 | |
| 5 | #ifndef GE25519_H |
| 6 | #define GE25519_H |
| 7 | |
| 8 | #include "fe25519.h" |
| 9 | #include "sc25519.h" |
| 10 | |
| 11 | #define ge25519 crypto_sign_ed25519_ref_ge25519 |
| 12 | #define ge25519_base crypto_sign_ed25519_ref_ge25519_base |
| 13 | #define ge25519_unpackneg_vartime crypto_sign_ed25519_ref_unpackneg_vartime |
| 14 | #define ge25519_pack crypto_sign_ed25519_ref_pack |
| 15 | #define ge25519_isneutral_vartime crypto_sign_ed25519_ref_isneutral_vartime |
| 16 | #define ge25519_double_scalarmult_vartime crypto_sign_ed25519_ref_double_scalarmult_vartime |
| 17 | #define ge25519_scalarmult_base crypto_sign_ed25519_ref_scalarmult_base |
| 18 | |
| 19 | typedef struct |
| 20 | { |
| 21 | fe25519 x; |
| 22 | fe25519 y; |
| 23 | fe25519 z; |
| 24 | fe25519 t; |
| 25 | } ge25519; |
| 26 | |
| 27 | const ge25519 ge25519_base; |
| 28 | |
| 29 | int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]); |
| 30 | |
| 31 | void ge25519_pack(unsigned char r[32], const ge25519 *p); |
| 32 | |
| 33 | int ge25519_isneutral_vartime(const ge25519 *p); |
| 34 | |
| 35 | void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const ge25519 *p2, const sc25519 *s2); |
| 36 | |
| 37 | void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s); |
| 38 | |
| 39 | #endif |