montgomery_inv.c File Reference

#include <openssl/bn.h>
#include <assert.h>
#include "internal.h"
#include "../../internal.h"

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Macros
#define	LG_LITTLE_R   (BN_MONT_CTX_N0_LIMBS * BN_BITS2)

Functions
int	bn_mod_exp_base_2_consttime (BIGNUM *r, unsigned p, const BIGNUM *n, BN_CTX *ctx)
uint64_t	bn_mont_n0 (const BIGNUM *n)
static uint64_t	bn_neg_inv_mod_r_u64 (uint64_t n)
	OPENSSL_STATIC_ASSERT (BN_MONT_CTX_N0_LIMBS==1||BN_MONT_CTX_N0_LIMBS==2, "BN_MONT_CTX_N0_LIMBS value is invalid")
	OPENSSL_STATIC_ASSERT (sizeof(BN_ULONG) *BN_MONT_CTX_N0_LIMBS==sizeof(uint64_t), "uint64_t is insufficient precision for n0")

Macro Definition Documentation

LG_LITTLE_R

#define LG_LITTLE_R   (BN_MONT_CTX_N0_LIMBS * BN_BITS2)

Definition at line 32 of file montgomery_inv.c.

Function Documentation

bn_mod_exp_base_2_consttime()

int bn_mod_exp_base_2_consttime	(	BIGNUM *	r,
		unsigned	p,
		const BIGNUM *	n,
		BN_CTX *	ctx
	)

Definition at line 163 of file montgomery_inv.c.

bn_mont_n0()

uint64_t bn_mont_n0

(

const BIGNUM *

n

)

Definition at line 34 of file montgomery_inv.c.

bn_neg_inv_mod_r_u64()

static uint64_t bn_neg_inv_mod_r_u64 ( uint64_t  n )

static

Definition at line 105 of file montgomery_inv.c.

OPENSSL_STATIC_ASSERT() [1/2]

OPENSSL_STATIC_ASSERT	(	BN_MONT_CTX_N0_LIMBS	= =1||BN_MONT_CTX_N0_LIMBS==2,
		"BN_MONT_CTX_N0_LIMBS value is invalid"
	)

OPENSSL_STATIC_ASSERT() [2/2]

OPENSSL_STATIC_ASSERT	(	sizeof(BN_ULONG) *	BN_MONT_CTX_N0_LIMBS = =sizeof(uint64_t),
		"uint64_t is insufficient precision for n0"
	)