gerrit.fd Code Review - trex.git/blob

   1 #ifndef FE25519_H
   2 #define FE25519_H
   3
   4 #define fe25519 crypto_sign_edwards25519sha512batch_fe25519
   5 #define fe25519_unpack crypto_sign_edwards25519sha512batch_fe25519_unpack
   6 #define fe25519_pack crypto_sign_edwards25519sha512batch_fe25519_pack
   7 #define fe25519_cmov crypto_sign_edwards25519sha512batch_fe25519_cmov
   8 #define fe25519_setone crypto_sign_edwards25519sha512batch_fe25519_setone
   9 #define fe25519_setzero crypto_sign_edwards25519sha512batch_fe25519_setzero
  10 #define fe25519_neg crypto_sign_edwards25519sha512batch_fe25519_neg
  11 #define fe25519_getparity crypto_sign_edwards25519sha512batch_fe25519_getparity
  12 #define fe25519_add crypto_sign_edwards25519sha512batch_fe25519_add
  13 #define fe25519_sub crypto_sign_edwards25519sha512batch_fe25519_sub
  14 #define fe25519_mul crypto_sign_edwards25519sha512batch_fe25519_mul
  15 #define fe25519_square crypto_sign_edwards25519sha512batch_fe25519_square
  16 #define fe25519_pow crypto_sign_edwards25519sha512batch_fe25519_pow
  17 #define fe25519_sqrt_vartime crypto_sign_edwards25519sha512batch_fe25519_sqrt_vartime
  18 #define fe25519_invert crypto_sign_edwards25519sha512batch_fe25519_invert
  19
  20 #include "crypto_uint32.h"
  21
  22 typedef struct {
  23   crypto_uint32 v[32];
  24 } fe25519;
  25
  26 void fe25519_unpack(fe25519 *r, const unsigned char x[32]);
  27
  28 void fe25519_pack(unsigned char r[32], const fe25519 *x);
  29
  30 void fe25519_cmov(fe25519 *r, const fe25519 *x, unsigned char b);
  31
  32 void fe25519_setone(fe25519 *r);
  33
  34 void fe25519_setzero(fe25519 *r);
  35
  36 void fe25519_neg(fe25519 *r, const fe25519 *x);
  37
  38 unsigned char fe25519_getparity(const fe25519 *x);
  39
  40 void fe25519_add(fe25519 *r, const fe25519 *x, const fe25519 *y);
  41
  42 void fe25519_sub(fe25519 *r, const fe25519 *x, const fe25519 *y);
  43
  44 void fe25519_mul(fe25519 *r, const fe25519 *x, const fe25519 *y);
  45
  46 void fe25519_square(fe25519 *r, const fe25519 *x);
  47
  48 void fe25519_pow(fe25519 *r, const fe25519 *x, const unsigned char *e);
  49
  50 int fe25519_sqrt_vartime(fe25519 *r, const fe25519 *x, unsigned char parity);
  51
  52 void fe25519_invert(fe25519 *r, const fe25519 *x);
  53
  54 #endif