mirror of
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576 lines
24 KiB
C++
576 lines
24 KiB
C++
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/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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*
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* Portions of the attached software ("Contribution") are developed by
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* SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
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*
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* The Contribution is licensed pursuant to the Eric Young open source
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* license provided above.
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*
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* The binary polynomial arithmetic software is originally written by
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* Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
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*
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*/
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#ifndef HEADER_BN_H
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# define HEADER_BN_H
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# include <openssl/e_os2.h>
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# ifndef OPENSSL_NO_STDIO
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# include <stdio.h>
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# endif
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# include <openssl/opensslconf.h>
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# include <openssl/ossl_typ.h>
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# include <openssl/crypto.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* 64-bit processor with LP64 ABI
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*/
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# ifdef SIXTY_FOUR_BIT_LONG
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# define BN_ULONG unsigned long
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# define BN_BYTES 8
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# endif
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/*
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* 64-bit processor other than LP64 ABI
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*/
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# ifdef SIXTY_FOUR_BIT
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# define BN_ULONG unsigned long long
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# define BN_BYTES 8
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# endif
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# ifdef THIRTY_TWO_BIT
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# define BN_ULONG unsigned int
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# define BN_BYTES 4
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# endif
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# define BN_BITS2 (BN_BYTES * 8)
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# define BN_BITS (BN_BITS2 * 2)
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# define BN_TBIT ((BN_ULONG)1 << (BN_BITS2 - 1))
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# define BN_FLG_MALLOCED 0x01
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# define BN_FLG_STATIC_DATA 0x02
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/*
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* avoid leaking exponent information through timing,
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* BN_mod_exp_mont() will call BN_mod_exp_mont_consttime,
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* BN_div() will call BN_div_no_branch,
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* BN_mod_inverse() will call BN_mod_inverse_no_branch.
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*/
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# define BN_FLG_CONSTTIME 0x04
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# define BN_FLG_SECURE 0x08
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# if OPENSSL_API_COMPAT < 0x00908000L
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/* deprecated name for the flag */
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# define BN_FLG_EXP_CONSTTIME BN_FLG_CONSTTIME
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# define BN_FLG_FREE 0x8000 /* used for debugging */
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# endif
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void BN_set_flags(BIGNUM *b, int n);
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int BN_get_flags(const BIGNUM *b, int n);
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/* Values for |top| in BN_rand() */
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#define BN_RAND_TOP_ANY -1
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#define BN_RAND_TOP_ONE 0
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#define BN_RAND_TOP_TWO 1
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/* Values for |bottom| in BN_rand() */
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#define BN_RAND_BOTTOM_ANY 0
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#define BN_RAND_BOTTOM_ODD 1
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/*
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* get a clone of a BIGNUM with changed flags, for *temporary* use only (the
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* two BIGNUMs cannot be used in parallel!). Also only for *read only* use. The
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* value |dest| should be a newly allocated BIGNUM obtained via BN_new() that
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* has not been otherwise initialised or used.
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*/
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void BN_with_flags(BIGNUM *dest, const BIGNUM *b, int flags);
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/* Wrapper function to make using BN_GENCB easier */
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int BN_GENCB_call(BN_GENCB *cb, int a, int b);
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BN_GENCB *BN_GENCB_new(void);
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void BN_GENCB_free(BN_GENCB *cb);
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/* Populate a BN_GENCB structure with an "old"-style callback */
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void BN_GENCB_set_old(BN_GENCB *gencb, void (*callback) (int, int, void *),
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void *cb_arg);
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/* Populate a BN_GENCB structure with a "new"-style callback */
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void BN_GENCB_set(BN_GENCB *gencb, int (*callback) (int, int, BN_GENCB *),
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void *cb_arg);
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void *BN_GENCB_get_arg(BN_GENCB *cb);
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# define BN_prime_checks 0 /* default: select number of iterations based
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* on the size of the number */
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/*
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* number of Miller-Rabin iterations for an error rate of less than 2^-80 for
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* random 'b'-bit input, b >= 100 (taken from table 4.4 in the Handbook of
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* Applied Cryptography [Menezes, van Oorschot, Vanstone; CRC Press 1996];
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* original paper: Damgaard, Landrock, Pomerance: Average case error
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* estimates for the strong probable prime test. -- Math. Comp. 61 (1993)
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* 177-194)
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*/
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# define BN_prime_checks_for_size(b) ((b) >= 1300 ? 2 : \
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(b) >= 850 ? 3 : \
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(b) >= 650 ? 4 : \
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(b) >= 550 ? 5 : \
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(b) >= 450 ? 6 : \
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(b) >= 400 ? 7 : \
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(b) >= 350 ? 8 : \
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(b) >= 300 ? 9 : \
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(b) >= 250 ? 12 : \
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(b) >= 200 ? 15 : \
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(b) >= 150 ? 18 : \
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/* b >= 100 */ 27)
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# define BN_num_bytes(a) ((BN_num_bits(a)+7)/8)
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int BN_abs_is_word(const BIGNUM *a, const BN_ULONG w);
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int BN_is_zero(const BIGNUM *a);
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int BN_is_one(const BIGNUM *a);
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int BN_is_word(const BIGNUM *a, const BN_ULONG w);
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int BN_is_odd(const BIGNUM *a);
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# define BN_one(a) (BN_set_word((a),1))
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void BN_zero_ex(BIGNUM *a);
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# if OPENSSL_API_COMPAT >= 0x00908000L
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# define BN_zero(a) BN_zero_ex(a)
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# else
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# define BN_zero(a) (BN_set_word((a),0))
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# endif
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const BIGNUM *BN_value_one(void);
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char *BN_options(void);
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BN_CTX *BN_CTX_new(void);
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BN_CTX *BN_CTX_secure_new(void);
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void BN_CTX_free(BN_CTX *c);
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void BN_CTX_start(BN_CTX *ctx);
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BIGNUM *BN_CTX_get(BN_CTX *ctx);
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void BN_CTX_end(BN_CTX *ctx);
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int BN_rand(BIGNUM *rnd, int bits, int top, int bottom);
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int BN_pseudo_rand(BIGNUM *rnd, int bits, int top, int bottom);
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int BN_rand_range(BIGNUM *rnd, const BIGNUM *range);
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int BN_pseudo_rand_range(BIGNUM *rnd, const BIGNUM *range);
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int BN_num_bits(const BIGNUM *a);
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int BN_num_bits_word(BN_ULONG l);
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int BN_security_bits(int L, int N);
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BIGNUM *BN_new(void);
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BIGNUM *BN_secure_new(void);
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void BN_clear_free(BIGNUM *a);
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BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b);
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void BN_swap(BIGNUM *a, BIGNUM *b);
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BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret);
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int BN_bn2bin(const BIGNUM *a, unsigned char *to);
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int BN_bn2binpad(const BIGNUM *a, unsigned char *to, int tolen);
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BIGNUM *BN_lebin2bn(const unsigned char *s, int len, BIGNUM *ret);
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int BN_bn2lebinpad(const BIGNUM *a, unsigned char *to, int tolen);
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BIGNUM *BN_mpi2bn(const unsigned char *s, int len, BIGNUM *ret);
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int BN_bn2mpi(const BIGNUM *a, unsigned char *to);
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int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
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int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
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int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
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int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
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int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx);
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int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx);
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/** BN_set_negative sets sign of a BIGNUM
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* \param b pointer to the BIGNUM object
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* \param n 0 if the BIGNUM b should be positive and a value != 0 otherwise
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*/
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void BN_set_negative(BIGNUM *b, int n);
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/** BN_is_negative returns 1 if the BIGNUM is negative
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* \param b pointer to the BIGNUM object
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* \return 1 if a < 0 and 0 otherwise
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*/
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int BN_is_negative(const BIGNUM *b);
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int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
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BN_CTX *ctx);
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# define BN_mod(rem,m,d,ctx) BN_div(NULL,(rem),(m),(d),(ctx))
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int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx);
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int BN_mod_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
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BN_CTX *ctx);
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int BN_mod_add_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
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const BIGNUM *m);
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int BN_mod_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
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BN_CTX *ctx);
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int BN_mod_sub_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
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const BIGNUM *m);
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int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
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BN_CTX *ctx);
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int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx);
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int BN_mod_lshift1(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx);
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int BN_mod_lshift1_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *m);
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int BN_mod_lshift(BIGNUM *r, const BIGNUM *a, int n, const BIGNUM *m,
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BN_CTX *ctx);
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int BN_mod_lshift_quick(BIGNUM *r, const BIGNUM *a, int n, const BIGNUM *m);
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BN_ULONG BN_mod_word(const BIGNUM *a, BN_ULONG w);
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BN_ULONG BN_div_word(BIGNUM *a, BN_ULONG w);
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int BN_mul_word(BIGNUM *a, BN_ULONG w);
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int BN_add_word(BIGNUM *a, BN_ULONG w);
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int BN_sub_word(BIGNUM *a, BN_ULONG w);
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int BN_set_word(BIGNUM *a, BN_ULONG w);
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BN_ULONG BN_get_word(const BIGNUM *a);
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int BN_cmp(const BIGNUM *a, const BIGNUM *b);
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void BN_free(BIGNUM *a);
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int BN_is_bit_set(const BIGNUM *a, int n);
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int BN_lshift(BIGNUM *r, const BIGNUM *a, int n);
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int BN_lshift1(BIGNUM *r, const BIGNUM *a);
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int BN_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
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int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx);
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int BN_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
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int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx,
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BN_MONT_CTX *in_mont);
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int BN_mod_exp_mont_word(BIGNUM *r, BN_ULONG a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
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int BN_mod_exp2_mont(BIGNUM *r, const BIGNUM *a1, const BIGNUM *p1,
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const BIGNUM *a2, const BIGNUM *p2, const BIGNUM *m,
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BN_CTX *ctx, BN_MONT_CTX *m_ctx);
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int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx);
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int BN_mask_bits(BIGNUM *a, int n);
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# ifndef OPENSSL_NO_STDIO
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int BN_print_fp(FILE *fp, const BIGNUM *a);
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# endif
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int BN_print(BIO *bio, const BIGNUM *a);
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int BN_reciprocal(BIGNUM *r, const BIGNUM *m, int len, BN_CTX *ctx);
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int BN_rshift(BIGNUM *r, const BIGNUM *a, int n);
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int BN_rshift1(BIGNUM *r, const BIGNUM *a);
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void BN_clear(BIGNUM *a);
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BIGNUM *BN_dup(const BIGNUM *a);
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int BN_ucmp(const BIGNUM *a, const BIGNUM *b);
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int BN_set_bit(BIGNUM *a, int n);
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int BN_clear_bit(BIGNUM *a, int n);
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char *BN_bn2hex(const BIGNUM *a);
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char *BN_bn2dec(const BIGNUM *a);
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int BN_hex2bn(BIGNUM **a, const char *str);
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int BN_dec2bn(BIGNUM **a, const char *str);
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int BN_asc2bn(BIGNUM **a, const char *str);
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int BN_gcd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx);
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int BN_kronecker(const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx); /* returns
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* -2 for
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* error */
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BIGNUM *BN_mod_inverse(BIGNUM *ret,
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const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx);
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BIGNUM *BN_mod_sqrt(BIGNUM *ret,
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const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx);
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void BN_consttime_swap(BN_ULONG swap, BIGNUM *a, BIGNUM *b, int nwords);
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/* Deprecated versions */
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DEPRECATEDIN_0_9_8(BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
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const BIGNUM *add,
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const BIGNUM *rem,
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void (*callback) (int, int,
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void *),
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void *cb_arg))
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DEPRECATEDIN_0_9_8(int
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BN_is_prime(const BIGNUM *p, int nchecks,
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void (*callback) (int, int, void *),
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BN_CTX *ctx, void *cb_arg))
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DEPRECATEDIN_0_9_8(int
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BN_is_prime_fasttest(const BIGNUM *p, int nchecks,
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void (*callback) (int, int, void *),
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BN_CTX *ctx, void *cb_arg,
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int do_trial_division))
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/* Newer versions */
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int BN_generate_prime_ex(BIGNUM *ret, int bits, int safe, const BIGNUM *add,
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const BIGNUM *rem, BN_GENCB *cb);
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int BN_is_prime_ex(const BIGNUM *p, int nchecks, BN_CTX *ctx, BN_GENCB *cb);
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int BN_is_prime_fasttest_ex(const BIGNUM *p, int nchecks, BN_CTX *ctx,
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int do_trial_division, BN_GENCB *cb);
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int BN_X931_generate_Xpq(BIGNUM *Xp, BIGNUM *Xq, int nbits, BN_CTX *ctx);
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int BN_X931_derive_prime_ex(BIGNUM *p, BIGNUM *p1, BIGNUM *p2,
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const BIGNUM *Xp, const BIGNUM *Xp1,
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const BIGNUM *Xp2, const BIGNUM *e, BN_CTX *ctx,
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BN_GENCB *cb);
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int BN_X931_generate_prime_ex(BIGNUM *p, BIGNUM *p1, BIGNUM *p2, BIGNUM *Xp1,
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BIGNUM *Xp2, const BIGNUM *Xp, const BIGNUM *e,
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BN_CTX *ctx, BN_GENCB *cb);
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BN_MONT_CTX *BN_MONT_CTX_new(void);
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int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
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BN_MONT_CTX *mont, BN_CTX *ctx);
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int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
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BN_CTX *ctx);
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int BN_from_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
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BN_CTX *ctx);
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void BN_MONT_CTX_free(BN_MONT_CTX *mont);
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int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx);
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BN_MONT_CTX *BN_MONT_CTX_copy(BN_MONT_CTX *to, BN_MONT_CTX *from);
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BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock,
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const BIGNUM *mod, BN_CTX *ctx);
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/* BN_BLINDING flags */
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# define BN_BLINDING_NO_UPDATE 0x00000001
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# define BN_BLINDING_NO_RECREATE 0x00000002
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BN_BLINDING *BN_BLINDING_new(const BIGNUM *A, const BIGNUM *Ai, BIGNUM *mod);
|
||
|
void BN_BLINDING_free(BN_BLINDING *b);
|
||
|
int BN_BLINDING_update(BN_BLINDING *b, BN_CTX *ctx);
|
||
|
int BN_BLINDING_convert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx);
|
||
|
int BN_BLINDING_invert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx);
|
||
|
int BN_BLINDING_convert_ex(BIGNUM *n, BIGNUM *r, BN_BLINDING *b, BN_CTX *);
|
||
|
int BN_BLINDING_invert_ex(BIGNUM *n, const BIGNUM *r, BN_BLINDING *b,
|
||
|
BN_CTX *);
|
||
|
|
||
|
int BN_BLINDING_is_current_thread(BN_BLINDING *b);
|
||
|
void BN_BLINDING_set_current_thread(BN_BLINDING *b);
|
||
|
int BN_BLINDING_lock(BN_BLINDING *b);
|
||
|
int BN_BLINDING_unlock(BN_BLINDING *b);
|
||
|
|
||
|
unsigned long BN_BLINDING_get_flags(const BN_BLINDING *);
|
||
|
void BN_BLINDING_set_flags(BN_BLINDING *, unsigned long);
|
||
|
BN_BLINDING *BN_BLINDING_create_param(BN_BLINDING *b,
|
||
|
const BIGNUM *e, BIGNUM *m, BN_CTX *ctx,
|
||
|
int (*bn_mod_exp) (BIGNUM *r,
|
||
|
const BIGNUM *a,
|
||
|
const BIGNUM *p,
|
||
|
const BIGNUM *m,
|
||
|
BN_CTX *ctx,
|
||
|
BN_MONT_CTX *m_ctx),
|
||
|
BN_MONT_CTX *m_ctx);
|
||
|
|
||
|
DEPRECATEDIN_0_9_8(void BN_set_params(int mul, int high, int low, int mont))
|
||
|
DEPRECATEDIN_0_9_8(int BN_get_params(int which)) /* 0, mul, 1 high, 2 low, 3
|
||
|
* mont */
|
||
|
|
||
|
BN_RECP_CTX *BN_RECP_CTX_new(void);
|
||
|
void BN_RECP_CTX_free(BN_RECP_CTX *recp);
|
||
|
int BN_RECP_CTX_set(BN_RECP_CTX *recp, const BIGNUM *rdiv, BN_CTX *ctx);
|
||
|
int BN_mod_mul_reciprocal(BIGNUM *r, const BIGNUM *x, const BIGNUM *y,
|
||
|
BN_RECP_CTX *recp, BN_CTX *ctx);
|
||
|
int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
||
|
const BIGNUM *m, BN_CTX *ctx);
|
||
|
int BN_div_recp(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m,
|
||
|
BN_RECP_CTX *recp, BN_CTX *ctx);
|
||
|
|
||
|
# ifndef OPENSSL_NO_EC2M
|
||
|
|
||
|
/*
|
||
|
* Functions for arithmetic over binary polynomials represented by BIGNUMs.
|
||
|
* The BIGNUM::neg property of BIGNUMs representing binary polynomials is
|
||
|
* ignored. Note that input arguments are not const so that their bit arrays
|
||
|
* can be expanded to the appropriate size if needed.
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
* r = a + b
|
||
|
*/
|
||
|
int BN_GF2m_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
|
||
|
# define BN_GF2m_sub(r, a, b) BN_GF2m_add(r, a, b)
|
||
|
/*
|
||
|
* r=a mod p
|
||
|
*/
|
||
|
int BN_GF2m_mod(BIGNUM *r, const BIGNUM *a, const BIGNUM *p);
|
||
|
/* r = (a * b) mod p */
|
||
|
int BN_GF2m_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const BIGNUM *p, BN_CTX *ctx);
|
||
|
/* r = (a * a) mod p */
|
||
|
int BN_GF2m_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
/* r = (1 / b) mod p */
|
||
|
int BN_GF2m_mod_inv(BIGNUM *r, const BIGNUM *b, const BIGNUM *p, BN_CTX *ctx);
|
||
|
/* r = (a / b) mod p */
|
||
|
int BN_GF2m_mod_div(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const BIGNUM *p, BN_CTX *ctx);
|
||
|
/* r = (a ^ b) mod p */
|
||
|
int BN_GF2m_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const BIGNUM *p, BN_CTX *ctx);
|
||
|
/* r = sqrt(a) mod p */
|
||
|
int BN_GF2m_mod_sqrt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
||
|
BN_CTX *ctx);
|
||
|
/* r^2 + r = a mod p */
|
||
|
int BN_GF2m_mod_solve_quad(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
||
|
BN_CTX *ctx);
|
||
|
# define BN_GF2m_cmp(a, b) BN_ucmp((a), (b))
|
||
|
/*-
|
||
|
* Some functions allow for representation of the irreducible polynomials
|
||
|
* as an unsigned int[], say p. The irreducible f(t) is then of the form:
|
||
|
* t^p[0] + t^p[1] + ... + t^p[k]
|
||
|
* where m = p[0] > p[1] > ... > p[k] = 0.
|
||
|
*/
|
||
|
/* r = a mod p */
|
||
|
int BN_GF2m_mod_arr(BIGNUM *r, const BIGNUM *a, const int p[]);
|
||
|
/* r = (a * b) mod p */
|
||
|
int BN_GF2m_mod_mul_arr(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const int p[], BN_CTX *ctx);
|
||
|
/* r = (a * a) mod p */
|
||
|
int BN_GF2m_mod_sqr_arr(BIGNUM *r, const BIGNUM *a, const int p[],
|
||
|
BN_CTX *ctx);
|
||
|
/* r = (1 / b) mod p */
|
||
|
int BN_GF2m_mod_inv_arr(BIGNUM *r, const BIGNUM *b, const int p[],
|
||
|
BN_CTX *ctx);
|
||
|
/* r = (a / b) mod p */
|
||
|
int BN_GF2m_mod_div_arr(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const int p[], BN_CTX *ctx);
|
||
|
/* r = (a ^ b) mod p */
|
||
|
int BN_GF2m_mod_exp_arr(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
|
||
|
const int p[], BN_CTX *ctx);
|
||
|
/* r = sqrt(a) mod p */
|
||
|
int BN_GF2m_mod_sqrt_arr(BIGNUM *r, const BIGNUM *a,
|
||
|
const int p[], BN_CTX *ctx);
|
||
|
/* r^2 + r = a mod p */
|
||
|
int BN_GF2m_mod_solve_quad_arr(BIGNUM *r, const BIGNUM *a,
|
||
|
const int p[], BN_CTX *ctx);
|
||
|
int BN_GF2m_poly2arr(const BIGNUM *a, int p[], int max);
|
||
|
int BN_GF2m_arr2poly(const int p[], BIGNUM *a);
|
||
|
|
||
|
# endif
|
||
|
|
||
|
/*
|
||
|
* faster mod functions for the 'NIST primes' 0 <= a < p^2
|
||
|
*/
|
||
|
int BN_nist_mod_192(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
int BN_nist_mod_224(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
int BN_nist_mod_256(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
int BN_nist_mod_384(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
int BN_nist_mod_521(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
|
||
|
|
||
|
const BIGNUM *BN_get0_nist_prime_192(void);
|
||
|
const BIGNUM *BN_get0_nist_prime_224(void);
|
||
|
const BIGNUM *BN_get0_nist_prime_256(void);
|
||
|
const BIGNUM *BN_get0_nist_prime_384(void);
|
||
|
const BIGNUM *BN_get0_nist_prime_521(void);
|
||
|
|
||
|
int (*BN_nist_mod_func(const BIGNUM *p)) (BIGNUM *r, const BIGNUM *a,
|
||
|
const BIGNUM *field, BN_CTX *ctx);
|
||
|
|
||
|
int BN_generate_dsa_nonce(BIGNUM *out, const BIGNUM *range,
|
||
|
const BIGNUM *priv, const unsigned char *message,
|
||
|
size_t message_len, BN_CTX *ctx);
|
||
|
|
||
|
/* Primes from RFC 2409 */
|
||
|
BIGNUM *BN_get_rfc2409_prime_768(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc2409_prime_1024(BIGNUM *bn);
|
||
|
|
||
|
/* Primes from RFC 3526 */
|
||
|
BIGNUM *BN_get_rfc3526_prime_1536(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc3526_prime_2048(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc3526_prime_3072(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc3526_prime_4096(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc3526_prime_6144(BIGNUM *bn);
|
||
|
BIGNUM *BN_get_rfc3526_prime_8192(BIGNUM *bn);
|
||
|
|
||
|
# if OPENSSL_API_COMPAT < 0x10100000L
|
||
|
# define get_rfc2409_prime_768 BN_get_rfc2409_prime_768
|
||
|
# define get_rfc2409_prime_1024 BN_get_rfc2409_prime_1024
|
||
|
# define get_rfc3526_prime_1536 BN_get_rfc3526_prime_1536
|
||
|
# define get_rfc3526_prime_2048 BN_get_rfc3526_prime_2048
|
||
|
# define get_rfc3526_prime_3072 BN_get_rfc3526_prime_3072
|
||
|
# define get_rfc3526_prime_4096 BN_get_rfc3526_prime_4096
|
||
|
# define get_rfc3526_prime_6144 BN_get_rfc3526_prime_6144
|
||
|
# define get_rfc3526_prime_8192 BN_get_rfc3526_prime_8192
|
||
|
# endif
|
||
|
|
||
|
int BN_bntest_rand(BIGNUM *rnd, int bits, int top, int bottom);
|
||
|
|
||
|
/* BEGIN ERROR CODES */
|
||
|
/*
|
||
|
* The following lines are auto generated by the script mkerr.pl. Any changes
|
||
|
* made after this point may be overwritten when the script is next run.
|
||
|
*/
|
||
|
|
||
|
int ERR_load_BN_strings(void);
|
||
|
|
||
|
/* Error codes for the BN functions. */
|
||
|
|
||
|
/* Function codes. */
|
||
|
# define BN_F_BNRAND 127
|
||
|
# define BN_F_BN_BLINDING_CONVERT_EX 100
|
||
|
# define BN_F_BN_BLINDING_CREATE_PARAM 128
|
||
|
# define BN_F_BN_BLINDING_INVERT_EX 101
|
||
|
# define BN_F_BN_BLINDING_NEW 102
|
||
|
# define BN_F_BN_BLINDING_UPDATE 103
|
||
|
# define BN_F_BN_BN2DEC 104
|
||
|
# define BN_F_BN_BN2HEX 105
|
||
|
# define BN_F_BN_COMPUTE_WNAF 142
|
||
|
# define BN_F_BN_CTX_GET 116
|
||
|
# define BN_F_BN_CTX_NEW 106
|
||
|
# define BN_F_BN_CTX_START 129
|
||
|
# define BN_F_BN_DIV 107
|
||
|
# define BN_F_BN_DIV_RECP 130
|
||
|
# define BN_F_BN_EXP 123
|
||
|
# define BN_F_BN_EXPAND_INTERNAL 120
|
||
|
# define BN_F_BN_GENCB_NEW 143
|
||
|
# define BN_F_BN_GENERATE_DSA_NONCE 140
|
||
|
# define BN_F_BN_GENERATE_PRIME_EX 141
|
||
|
# define BN_F_BN_GF2M_MOD 131
|
||
|
# define BN_F_BN_GF2M_MOD_EXP 132
|
||
|
# define BN_F_BN_GF2M_MOD_MUL 133
|
||
|
# define BN_F_BN_GF2M_MOD_SOLVE_QUAD 134
|
||
|
# define BN_F_BN_GF2M_MOD_SOLVE_QUAD_ARR 135
|
||
|
# define BN_F_BN_GF2M_MOD_SQR 136
|
||
|
# define BN_F_BN_GF2M_MOD_SQRT 137
|
||
|
# define BN_F_BN_LSHIFT 145
|
||
|
# define BN_F_BN_MOD_EXP2_MONT 118
|
||
|
# define BN_F_BN_MOD_EXP_MONT 109
|
||
|
# define BN_F_BN_MOD_EXP_MONT_CONSTTIME 124
|
||
|
# define BN_F_BN_MOD_EXP_MONT_WORD 117
|
||
|
# define BN_F_BN_MOD_EXP_RECP 125
|
||
|
# define BN_F_BN_MOD_EXP_SIMPLE 126
|
||
|
# define BN_F_BN_MOD_INVERSE 110
|
||
|
# define BN_F_BN_MOD_INVERSE_NO_BRANCH 139
|
||
|
# define BN_F_BN_MOD_LSHIFT_QUICK 119
|
||
|
# define BN_F_BN_MOD_SQRT 121
|
||
|
# define BN_F_BN_MPI2BN 112
|
||
|
# define BN_F_BN_NEW 113
|
||
|
# define BN_F_BN_RAND 114
|
||
|
# define BN_F_BN_RAND_RANGE 122
|
||
|
# define BN_F_BN_RSHIFT 146
|
||
|
# define BN_F_BN_SET_WORDS 144
|
||
|
# define BN_F_BN_USUB 115
|
||
|
|
||
|
/* Reason codes. */
|
||
|
# define BN_R_ARG2_LT_ARG3 100
|
||
|
# define BN_R_BAD_RECIPROCAL 101
|
||
|
# define BN_R_BIGNUM_TOO_LONG 114
|
||
|
# define BN_R_BITS_TOO_SMALL 118
|
||
|
# define BN_R_CALLED_WITH_EVEN_MODULUS 102
|
||
|
# define BN_R_DIV_BY_ZERO 103
|
||
|
# define BN_R_ENCODING_ERROR 104
|
||
|
# define BN_R_EXPAND_ON_STATIC_BIGNUM_DATA 105
|
||
|
# define BN_R_INPUT_NOT_REDUCED 110
|
||
|
# define BN_R_INVALID_LENGTH 106
|
||
|
# define BN_R_INVALID_RANGE 115
|
||
|
# define BN_R_INVALID_SHIFT 119
|
||
|
# define BN_R_NOT_A_SQUARE 111
|
||
|
# define BN_R_NOT_INITIALIZED 107
|
||
|
# define BN_R_NO_INVERSE 108
|
||
|
# define BN_R_NO_SOLUTION 116
|
||
|
# define BN_R_PRIVATE_KEY_TOO_LARGE 117
|
||
|
# define BN_R_P_IS_NOT_PRIME 112
|
||
|
# define BN_R_TOO_MANY_ITERATIONS 113
|
||
|
# define BN_R_TOO_MANY_TEMPORARY_VARIABLES 109
|
||
|
|
||
|
# ifdef __cplusplus
|
||
|
}
|
||
|
# endif
|
||
|
#endif
|