field_5x52_impl.h File Reference

#include "checkmem.h"
#include "util.h"
#include "field.h"
#include "modinv64_impl.h"
#include "field_5x52_int128_impl.h"

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Functions
static void	secp256k1_fe_impl_get_bounds (secp256k1_fe *r, int m)
static void	secp256k1_fe_impl_normalize (secp256k1_fe *r)
static void	secp256k1_fe_impl_normalize_weak (secp256k1_fe *r)
static void	secp256k1_fe_impl_normalize_var (secp256k1_fe *r)
static int	secp256k1_fe_impl_normalizes_to_zero (const secp256k1_fe *r)
static int	secp256k1_fe_impl_normalizes_to_zero_var (const secp256k1_fe *r)
static SECP256K1_INLINE void	secp256k1_fe_impl_set_int (secp256k1_fe *r, int a)
static SECP256K1_INLINE int	secp256k1_fe_impl_is_zero (const secp256k1_fe *a)
static SECP256K1_INLINE int	secp256k1_fe_impl_is_odd (const secp256k1_fe *a)
static int	secp256k1_fe_impl_cmp_var (const secp256k1_fe *a, const secp256k1_fe *b)
static void	secp256k1_fe_impl_set_b32_mod (secp256k1_fe *r, const unsigned char *a)
static int	secp256k1_fe_impl_set_b32_limit (secp256k1_fe *r, const unsigned char *a)
static void	secp256k1_fe_impl_get_b32 (unsigned char *r, const secp256k1_fe *a)
	Convert a field element to a 32-byte big endian value.
static SECP256K1_INLINE void	secp256k1_fe_impl_negate_unchecked (secp256k1_fe *r, const secp256k1_fe *a, int m)
static SECP256K1_INLINE void	secp256k1_fe_impl_mul_int_unchecked (secp256k1_fe *r, int a)
static SECP256K1_INLINE void	secp256k1_fe_impl_add_int (secp256k1_fe *r, int a)
static SECP256K1_INLINE void	secp256k1_fe_impl_add (secp256k1_fe *r, const secp256k1_fe *a)
static SECP256K1_INLINE void	secp256k1_fe_impl_mul (secp256k1_fe *r, const secp256k1_fe *a, const secp256k1_fe *SECP256K1_RESTRICT b)
static SECP256K1_INLINE void	secp256k1_fe_impl_sqr (secp256k1_fe *r, const secp256k1_fe *a)
static SECP256K1_INLINE void	secp256k1_fe_impl_cmov (secp256k1_fe *r, const secp256k1_fe *a, int flag)
static SECP256K1_INLINE void	secp256k1_fe_impl_half (secp256k1_fe *r)
static SECP256K1_INLINE void	secp256k1_fe_storage_cmov (secp256k1_fe_storage *r, const secp256k1_fe_storage *a, int flag)
static void	secp256k1_fe_impl_to_storage (secp256k1_fe_storage *r, const secp256k1_fe *a)
static SECP256K1_INLINE void	secp256k1_fe_impl_from_storage (secp256k1_fe *r, const secp256k1_fe_storage *a)
static void	secp256k1_fe_from_signed62 (secp256k1_fe *r, const secp256k1_modinv64_signed62 *a)
static void	secp256k1_fe_to_signed62 (secp256k1_modinv64_signed62 *r, const secp256k1_fe *a)
static void	secp256k1_fe_impl_inv (secp256k1_fe *r, const secp256k1_fe *x)
static void	secp256k1_fe_impl_inv_var (secp256k1_fe *r, const secp256k1_fe *x)
static int	secp256k1_fe_impl_is_square_var (const secp256k1_fe *x)

Variables
static const secp256k1_modinv64_modinfo	secp256k1_const_modinfo_fe

Function Documentation

secp256k1_fe_from_signed62()

void secp256k1_fe_from_signed62 ( secp256k1_fe * r, const secp256k1_modinv64_signed62 * a )

static

Definition at line 445 of file field_5x52_impl.h.

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secp256k1_fe_impl_add()

SECP256K1_INLINE void secp256k1_fe_impl_add ( secp256k1_fe * r, const secp256k1_fe * a )

static

Definition at line 333 of file field_5x52_impl.h.

secp256k1_fe_impl_add_int()

SECP256K1_INLINE void secp256k1_fe_impl_add_int ( secp256k1_fe * r, int a )

static

Definition at line 329 of file field_5x52_impl.h.

secp256k1_fe_impl_cmov()

SECP256K1_INLINE void secp256k1_fe_impl_cmov ( secp256k1_fe * r, const secp256k1_fe * a, int flag )

static

Definition at line 349 of file field_5x52_impl.h.

secp256k1_fe_impl_cmp_var()

int secp256k1_fe_impl_cmp_var ( const secp256k1_fe * a, const secp256k1_fe * b )

static

Definition at line 215 of file field_5x52_impl.h.

secp256k1_fe_impl_from_storage()

SECP256K1_INLINE void secp256k1_fe_impl_from_storage ( secp256k1_fe * r, const secp256k1_fe_storage * a )

static

Definition at line 437 of file field_5x52_impl.h.

secp256k1_fe_impl_get_b32()

void secp256k1_fe_impl_get_b32 ( unsigned char * r, const secp256k1_fe * a )

static

Convert a field element to a 32-byte big endian value.

Requires the input to be normalized

Definition at line 271 of file field_5x52_impl.h.

secp256k1_fe_impl_get_bounds()

void secp256k1_fe_impl_get_bounds ( secp256k1_fe * r, int m )

static

Definition at line 35 of file field_5x52_impl.h.

secp256k1_fe_impl_half()

SECP256K1_INLINE void secp256k1_fe_impl_half ( secp256k1_fe * r )

static

Definition at line 363 of file field_5x52_impl.h.

secp256k1_fe_impl_inv()

void secp256k1_fe_impl_inv ( secp256k1_fe * r, const secp256k1_fe * x )

static

Definition at line 481 of file field_5x52_impl.h.

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secp256k1_fe_impl_inv_var()

void secp256k1_fe_impl_inv_var ( secp256k1_fe * r, const secp256k1_fe * x )

static

Definition at line 491 of file field_5x52_impl.h.

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secp256k1_fe_impl_is_odd()

SECP256K1_INLINE int secp256k1_fe_impl_is_odd ( const secp256k1_fe * a )

static

Definition at line 211 of file field_5x52_impl.h.

secp256k1_fe_impl_is_square_var()

int secp256k1_fe_impl_is_square_var ( const secp256k1_fe * x )

static

Definition at line 501 of file field_5x52_impl.h.

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secp256k1_fe_impl_is_zero()

SECP256K1_INLINE int secp256k1_fe_impl_is_zero ( const secp256k1_fe * a )

static

Definition at line 206 of file field_5x52_impl.h.

secp256k1_fe_impl_mul()

SECP256K1_INLINE void secp256k1_fe_impl_mul ( secp256k1_fe * r, const secp256k1_fe * a, const secp256k1_fe *SECP256K1_RESTRICT b )

static

Definition at line 341 of file field_5x52_impl.h.

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secp256k1_fe_impl_mul_int_unchecked()

SECP256K1_INLINE void secp256k1_fe_impl_mul_int_unchecked ( secp256k1_fe * r, int a )

static

Definition at line 321 of file field_5x52_impl.h.

secp256k1_fe_impl_negate_unchecked()

SECP256K1_INLINE void secp256k1_fe_impl_negate_unchecked ( secp256k1_fe * r, const secp256k1_fe * a, int m )

static

Definition at line 306 of file field_5x52_impl.h.

secp256k1_fe_impl_normalize()

void secp256k1_fe_impl_normalize ( secp256k1_fe * r )

static

Definition at line 43 of file field_5x52_impl.h.

secp256k1_fe_impl_normalize_var()

void secp256k1_fe_impl_normalize_var ( secp256k1_fe * r )

static

Definition at line 99 of file field_5x52_impl.h.

secp256k1_fe_impl_normalize_weak()

void secp256k1_fe_impl_normalize_weak ( secp256k1_fe * r )

static

Definition at line 80 of file field_5x52_impl.h.

secp256k1_fe_impl_normalizes_to_zero()

int secp256k1_fe_impl_normalizes_to_zero ( const secp256k1_fe * r )

static

Definition at line 137 of file field_5x52_impl.h.

secp256k1_fe_impl_normalizes_to_zero_var()

int secp256k1_fe_impl_normalizes_to_zero_var ( const secp256k1_fe * r )

static

Definition at line 160 of file field_5x52_impl.h.

secp256k1_fe_impl_set_b32_limit()

int secp256k1_fe_impl_set_b32_limit ( secp256k1_fe * r, const unsigned char * a )

static

Definition at line 265 of file field_5x52_impl.h.

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secp256k1_fe_impl_set_b32_mod()

void secp256k1_fe_impl_set_b32_mod ( secp256k1_fe * r, const unsigned char * a )

static

Definition at line 228 of file field_5x52_impl.h.

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secp256k1_fe_impl_set_int()

SECP256K1_INLINE void secp256k1_fe_impl_set_int ( secp256k1_fe * r, int a )

static

Definition at line 201 of file field_5x52_impl.h.

secp256k1_fe_impl_sqr()

SECP256K1_INLINE void secp256k1_fe_impl_sqr ( secp256k1_fe * r, const secp256k1_fe * a )

static

Definition at line 345 of file field_5x52_impl.h.

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secp256k1_fe_impl_to_storage()

void secp256k1_fe_impl_to_storage ( secp256k1_fe_storage * r, const secp256k1_fe * a )

static

Definition at line 430 of file field_5x52_impl.h.

secp256k1_fe_storage_cmov()

SECP256K1_INLINE void secp256k1_fe_storage_cmov ( secp256k1_fe_storage * r, const secp256k1_fe_storage * a, int flag )

static

Definition at line 417 of file field_5x52_impl.h.

secp256k1_fe_to_signed62()

void secp256k1_fe_to_signed62 ( secp256k1_modinv64_signed62 * r, const secp256k1_fe * a )

static

Definition at line 465 of file field_5x52_impl.h.

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Variable Documentation

secp256k1_const_modinfo_fe

const secp256k1_modinv64_modinfo secp256k1_const_modinfo_fe

static

Initial value:

                                                                   = {
    {{-0x1000003D1LL, 0, 0, 0, 256}},
    0x27C7F6E22DDACACFLL
}

Definition at line 476 of file field_5x52_impl.h.