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95 lines
3.4 KiB
95 lines
3.4 KiB
#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_amd64_64_ge25519 |
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#define ge25519_base crypto_sign_ed25519_amd64_64_ge25519_base |
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#define ge25519_unpackneg_vartime crypto_sign_ed25519_amd64_64_unpackneg_vartime |
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#define ge25519_pack crypto_sign_ed25519_amd64_64_pack |
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#define ge25519_isneutral_vartime crypto_sign_ed25519_amd64_64_isneutral_vartime |
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#define ge25519_add crypto_sign_ed25519_amd64_64_ge25519_add |
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#define ge25519_double crypto_sign_ed25519_amd64_64_ge25519_double |
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#define ge25519_double_scalarmult_vartime crypto_sign_ed25519_amd64_64_double_scalarmult_vartime |
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#define ge25519_multi_scalarmult_vartime crypto_sign_ed25519_amd64_64_ge25519_multi_scalarmult_vartime |
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#define ge25519_scalarmult_base crypto_sign_ed25519_amd64_64_scalarmult_base |
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#define ge25519_p1p1_to_p2 crypto_sign_ed25519_amd64_64_ge25519_p1p1_to_p2 |
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#define ge25519_p1p1_to_p3 crypto_sign_ed25519_amd64_64_ge25519_p1p1_to_p3 |
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#define ge25519_add_p1p1 crypto_sign_ed25519_amd64_64_ge25519_add_p1p1 |
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#define ge25519_dbl_p1p1 crypto_sign_ed25519_amd64_64_ge25519_dbl_p1p1 |
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#define choose_t crypto_sign_ed25519_amd64_64_choose_t |
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#define ge25519_nielsadd2 crypto_sign_ed25519_amd64_64_ge25519_nielsadd2 |
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#define ge25519_nielsadd_p1p1 crypto_sign_ed25519_amd64_64_ge25519_nielsadd_p1p1 |
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#define ge25519_pnielsadd_p1p1 crypto_sign_ed25519_amd64_64_ge25519_pnielsadd_p1p1 |
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#define ge25519_p3 ge25519 |
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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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typedef struct |
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{ |
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fe25519 x; |
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fe25519 z; |
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fe25519 y; |
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fe25519 t; |
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} ge25519_p1p1; |
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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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} ge25519_p2; |
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typedef struct |
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{ |
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fe25519 ysubx; |
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fe25519 xaddy; |
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fe25519 t2d; |
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} ge25519_niels; |
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typedef struct |
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{ |
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fe25519 ysubx; |
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fe25519 xaddy; |
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fe25519 z; |
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fe25519 t2d; |
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} ge25519_pniels; |
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extern void ge25519_p1p1_to_p2(ge25519_p2 *r, const ge25519_p1p1 *p); |
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extern void ge25519_p1p1_to_p3(ge25519_p3 *r, const ge25519_p1p1 *p); |
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extern void ge25519_add_p1p1(ge25519_p1p1 *r, const ge25519_p3 *p, const ge25519_p3 *q); |
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extern void ge25519_dbl_p1p1(ge25519_p1p1 *r, const ge25519_p2 *p); |
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extern void choose_t(ge25519_niels *t, unsigned long long pos, signed long long b, const ge25519_niels *base_multiples); |
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extern void ge25519_nielsadd2(ge25519_p3 *r, const ge25519_niels *q); |
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extern void ge25519_nielsadd_p1p1(ge25519_p1p1 *r, const ge25519_p3 *p, const ge25519_niels *q); |
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extern void ge25519_pnielsadd_p1p1(ge25519_p1p1 *r, const ge25519_p3 *p, const ge25519_pniels *q); |
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extern const ge25519 ge25519_base; |
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extern int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]); |
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extern void ge25519_pack(unsigned char r[32], const ge25519 *p); |
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extern int ge25519_isneutral_vartime(const ge25519 *p); |
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extern void ge25519_add(ge25519 *r, const ge25519 *p, const ge25519 *q); |
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extern void ge25519_double(ge25519 *r, const ge25519 *p); |
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/* computes [s1]p1 + [s2]ge25519_base */ |
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extern void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const sc25519 *s2); |
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extern void ge25519_multi_scalarmult_vartime(ge25519 *r, ge25519 *p, sc25519 *s, const unsigned long long npoints); |
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extern void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s); |
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#endif
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