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Annotation of src/usr.bin/ssh/fe25519.h, Revision 1.3

1.3     ! markus      1: /* $OpenBSD: fe25519.h,v 1.2 2013/12/07 00:26:37 djm Exp $ */
1.1       markus      2:
1.3     ! markus      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:  */
1.1       markus      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