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/* $OpenBSD: ge25519.h,v 1.4 2015/02/16 18:26:26 miod Exp $ */ |
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/* |
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* Public Domain, Authors: Daniel J. Bernstein, Niels Duif, Tanja Lange, |
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* Peter Schwabe, Bo-Yin Yang. |
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* Copied from supercop-20130419/crypto_sign/ed25519/ref/ge25519.h |
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*/ |
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#ifndef GE25519_H |
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#define GE25519_H |
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#include "fe25519.h" |
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#include "sc25519.h" |
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#define ge25519 crypto_sign_ed25519_ref_ge25519 |
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#define ge25519_base crypto_sign_ed25519_ref_ge25519_base |
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#define ge25519_unpackneg_vartime crypto_sign_ed25519_ref_unpackneg_vartime |
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#define ge25519_pack crypto_sign_ed25519_ref_pack |
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#define ge25519_isneutral_vartime crypto_sign_ed25519_ref_isneutral_vartime |
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#define ge25519_double_scalarmult_vartime crypto_sign_ed25519_ref_double_scalarmult_vartime |
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#define ge25519_scalarmult_base crypto_sign_ed25519_ref_scalarmult_base |
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|
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typedef struct |
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{ |
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fe25519 x; |
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fe25519 y; |
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fe25519 z; |
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fe25519 t; |
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} ge25519; |
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extern const ge25519 ge25519_base; |
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int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]); |
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void ge25519_pack(unsigned char r[32], const ge25519 *p); |
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int ge25519_isneutral_vartime(const ge25519 *p); |
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void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const ge25519 *p2, const sc25519 *s2); |
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void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s); |
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#endif |