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Annotation of src/usr.bin/signify/fe25519.h, Revision 1.1

1.1     ! deraadt     1: /* $OpenBSD: fe25519.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/fe25519.h
        !             7:  */
        !             8:
        !             9: #ifndef FE25519_H
        !            10: #define FE25519_H
        !            11:
        !            12: #include "crypto_api.h"
        !            13:
        !            14: #define fe25519              crypto_sign_ed25519_ref_fe25519
        !            15: #define fe25519_freeze       crypto_sign_ed25519_ref_fe25519_freeze
        !            16: #define fe25519_unpack       crypto_sign_ed25519_ref_fe25519_unpack
        !            17: #define fe25519_pack         crypto_sign_ed25519_ref_fe25519_pack
        !            18: #define fe25519_iszero       crypto_sign_ed25519_ref_fe25519_iszero
        !            19: #define fe25519_iseq_vartime crypto_sign_ed25519_ref_fe25519_iseq_vartime
        !            20: #define fe25519_cmov         crypto_sign_ed25519_ref_fe25519_cmov
        !            21: #define fe25519_setone       crypto_sign_ed25519_ref_fe25519_setone
        !            22: #define fe25519_setzero      crypto_sign_ed25519_ref_fe25519_setzero
        !            23: #define fe25519_neg          crypto_sign_ed25519_ref_fe25519_neg
        !            24: #define fe25519_getparity    crypto_sign_ed25519_ref_fe25519_getparity
        !            25: #define fe25519_add          crypto_sign_ed25519_ref_fe25519_add
        !            26: #define fe25519_sub          crypto_sign_ed25519_ref_fe25519_sub
        !            27: #define fe25519_mul          crypto_sign_ed25519_ref_fe25519_mul
        !            28: #define fe25519_square       crypto_sign_ed25519_ref_fe25519_square
        !            29: #define fe25519_invert       crypto_sign_ed25519_ref_fe25519_invert
        !            30: #define fe25519_pow2523      crypto_sign_ed25519_ref_fe25519_pow2523
        !            31:
        !            32: typedef struct
        !            33: {
        !            34:   crypto_uint32 v[32];
        !            35: }
        !            36: fe25519;
        !            37:
        !            38: void fe25519_freeze(fe25519 *r);
        !            39:
        !            40: void fe25519_unpack(fe25519 *r, const unsigned char x[32]);
        !            41:
        !            42: void fe25519_pack(unsigned char r[32], const fe25519 *x);
        !            43:
        !            44: int fe25519_iszero(const fe25519 *x);
        !            45:
        !            46: int fe25519_iseq_vartime(const fe25519 *x, const fe25519 *y);
        !            47:
        !            48: void fe25519_cmov(fe25519 *r, const fe25519 *x, unsigned char b);
        !            49:
        !            50: void fe25519_setone(fe25519 *r);
        !            51:
        !            52: void fe25519_setzero(fe25519 *r);
        !            53:
        !            54: void fe25519_neg(fe25519 *r, const fe25519 *x);
        !            55:
        !            56: unsigned char fe25519_getparity(const fe25519 *x);
        !            57:
        !            58: void fe25519_add(fe25519 *r, const fe25519 *x, const fe25519 *y);
        !            59:
        !            60: void fe25519_sub(fe25519 *r, const fe25519 *x, const fe25519 *y);
        !            61:
        !            62: void fe25519_mul(fe25519 *r, const fe25519 *x, const fe25519 *y);
        !            63:
        !            64: void fe25519_square(fe25519 *r, const fe25519 *x);
        !            65:
        !            66: void fe25519_invert(fe25519 *r, const fe25519 *x);
        !            67:
        !            68: void fe25519_pow2523(fe25519 *r, const fe25519 *x);
        !            69:
        !            70: #endif