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field.h
Go to the documentation of this file.
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/***********************************************************************
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* Copyright (c) 2013, 2014 Pieter Wuille *
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* Distributed under the MIT software license, see the accompanying *
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* file COPYING or https://www.opensource.org/licenses/mit-license.php.*
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***********************************************************************/
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#ifndef SECP256K1_FIELD_H
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#define SECP256K1_FIELD_H
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#include "
util.h
"
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#if defined(SECP256K1_WIDEMUL_INT128)
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#include "
field_5x52.h
"
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#elif defined(SECP256K1_WIDEMUL_INT64)
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#include "
field_10x26.h
"
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#else
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#error "Please select wide multiplication implementation"
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#endif
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static
const
secp256k1_fe
secp256k1_fe_one =
SECP256K1_FE_CONST
(0, 0, 0, 0, 0, 0, 0, 1);
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static
const
secp256k1_fe
secp256k1_const_beta =
SECP256K1_FE_CONST
(
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0x7ae96a2bul, 0x657c0710ul, 0x6e64479eul, 0xac3434e9ul,
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0x9cf04975ul, 0x12f58995ul, 0xc1396c28ul, 0x719501eeul
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);
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static
void
secp256k1_fe_normalize(
secp256k1_fe
*r);
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static
void
secp256k1_fe_normalize_weak(
secp256k1_fe
*r);
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static
void
secp256k1_fe_normalize_var(
secp256k1_fe
*r);
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static
int
secp256k1_fe_normalizes_to_zero(
const
secp256k1_fe
*r);
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static
int
secp256k1_fe_normalizes_to_zero_var(
const
secp256k1_fe
*r);
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static
void
secp256k1_fe_set_int(
secp256k1_fe
*r,
int
a
);
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static
void
secp256k1_fe_clear(
secp256k1_fe
*
a
);
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static
int
secp256k1_fe_is_zero(
const
secp256k1_fe
*
a
);
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static
int
secp256k1_fe_is_odd(
const
secp256k1_fe
*
a
);
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static
int
secp256k1_fe_equal(
const
secp256k1_fe
*
a
,
const
secp256k1_fe
*b);
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static
int
secp256k1_fe_equal_var(
const
secp256k1_fe
*
a
,
const
secp256k1_fe
*b);
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static
int
secp256k1_fe_cmp_var(
const
secp256k1_fe
*
a
,
const
secp256k1_fe
*b);
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static
int
secp256k1_fe_set_b32(
secp256k1_fe
*r,
const
unsigned
char
*
a
);
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static
void
secp256k1_fe_get_b32(
unsigned
char
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_negate(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
,
int
m);
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static
void
secp256k1_fe_mul_int(
secp256k1_fe
*r,
int
a
);
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static
void
secp256k1_fe_add(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_mul(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
,
const
secp256k1_fe
*
SECP256K1_RESTRICT
b);
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static
void
secp256k1_fe_sqr(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
);
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static
int
secp256k1_fe_sqrt(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_inv(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_inv_var(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_to_storage(
secp256k1_fe_storage
*r,
const
secp256k1_fe
*
a
);
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static
void
secp256k1_fe_from_storage(
secp256k1_fe
*r,
const
secp256k1_fe_storage
*
a
);
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static
void
secp256k1_fe_storage_cmov(
secp256k1_fe_storage
*r,
const
secp256k1_fe_storage
*
a
,
int
flag);
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static
void
secp256k1_fe_cmov(
secp256k1_fe
*r,
const
secp256k1_fe
*
a
,
int
flag);
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static
void
secp256k1_fe_half(
secp256k1_fe
*r);
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static
void
secp256k1_fe_get_bounds(
secp256k1_fe
*r,
int
m);
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#endif
/* SECP256K1_FIELD_H */
util.h
SECP256K1_RESTRICT
#define SECP256K1_RESTRICT
Definition
util.h:137
field_10x26.h
SECP256K1_FE_CONST
#define SECP256K1_FE_CONST(d7, d6, d5, d4, d3, d2, d1, d0)
Definition
field_10x26.h:40
field_5x52.h
a
const GenericPointer< typename T::ValueType > T2 T::AllocatorType & a
Definition
pointer.h:1124
secp256k1_fe_storage
Definition
field_10x26.h:43
secp256k1_fe
Definition
field_10x26.h:12
external
secp256k1
src
field.h
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