diff options
Diffstat (limited to 'include/openssl/bn.h')
-rw-r--r-- | include/openssl/bn.h | 583 |
1 files changed, 0 insertions, 583 deletions
diff --git a/include/openssl/bn.h b/include/openssl/bn.h deleted file mode 100644 index ecd7f01b..00000000 --- a/include/openssl/bn.h +++ /dev/null @@ -1,583 +0,0 @@ -/* - * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. - * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved - * - * Licensed under the Apache License 2.0 (the "License"). You may not use - * this file except in compliance with the License. You can obtain a copy - * in the file LICENSE in the source distribution or at - * https://www.openssl.org/source/license.html - */ - -#ifndef OPENSSL_BN_H -# define OPENSSL_BN_H -# pragma once - -# include <openssl/macros.h> -# ifndef OPENSSL_NO_DEPRECATED_3_0 -# define HEADER_BN_H -# endif - -# include <openssl/e_os2.h> -# ifndef OPENSSL_NO_STDIO -# include <stdio.h> -# endif -# include <openssl/opensslconf.h> -# include <openssl/types.h> -# include <openssl/crypto.h> -# include <openssl/bnerr.h> - -#ifdef __cplusplus -extern "C" { -#endif - -/* - * 64-bit processor with LP64 ABI - */ -# ifdef SIXTY_FOUR_BIT_LONG -# define BN_ULONG unsigned long -# define BN_BYTES 8 -# endif - -/* - * 64-bit processor other than LP64 ABI - */ -# ifdef SIXTY_FOUR_BIT -# define BN_ULONG unsigned long long -# define BN_BYTES 8 -# endif - -# ifdef THIRTY_TWO_BIT -# define BN_ULONG unsigned int -# define BN_BYTES 4 -# endif - -# define BN_BITS2 (BN_BYTES * 8) -# define BN_BITS (BN_BITS2 * 2) -# define BN_TBIT ((BN_ULONG)1 << (BN_BITS2 - 1)) - -# define BN_FLG_MALLOCED 0x01 -# define BN_FLG_STATIC_DATA 0x02 - -/* - * avoid leaking exponent information through timing, - * BN_mod_exp_mont() will call BN_mod_exp_mont_consttime, - * BN_div() will call BN_div_no_branch, - * BN_mod_inverse() will call bn_mod_inverse_no_branch. - */ -# define BN_FLG_CONSTTIME 0x04 -# define BN_FLG_SECURE 0x08 - -# ifndef OPENSSL_NO_DEPRECATED_0_9_8 -/* deprecated name for the flag */ -# define BN_FLG_EXP_CONSTTIME BN_FLG_CONSTTIME -# define BN_FLG_FREE 0x8000 /* used for debugging */ -# endif - -void BN_set_flags(BIGNUM *b, int n); -int BN_get_flags(const BIGNUM *b, int n); - -/* Values for |top| in BN_rand() */ -#define BN_RAND_TOP_ANY -1 -#define BN_RAND_TOP_ONE 0 -#define BN_RAND_TOP_TWO 1 - -/* Values for |bottom| in BN_rand() */ -#define BN_RAND_BOTTOM_ANY 0 -#define BN_RAND_BOTTOM_ODD 1 - -/* - * get a clone of a BIGNUM with changed flags, for *temporary* use only (the - * two BIGNUMs cannot be used in parallel!). Also only for *read only* use. The - * value |dest| should be a newly allocated BIGNUM obtained via BN_new() that - * has not been otherwise initialised or used. - */ -void BN_with_flags(BIGNUM *dest, const BIGNUM *b, int flags); - -/* Wrapper function to make using BN_GENCB easier */ -int BN_GENCB_call(BN_GENCB *cb, int a, int b); - -BN_GENCB *BN_GENCB_new(void); -void BN_GENCB_free(BN_GENCB *cb); - -/* Populate a BN_GENCB structure with an "old"-style callback */ -void BN_GENCB_set_old(BN_GENCB *gencb, void (*callback) (int, int, void *), - void *cb_arg); - -/* Populate a BN_GENCB structure with a "new"-style callback */ -void BN_GENCB_set(BN_GENCB *gencb, int (*callback) (int, int, BN_GENCB *), - void *cb_arg); - -void *BN_GENCB_get_arg(BN_GENCB *cb); - -# ifndef OPENSSL_NO_DEPRECATED_3_0 -# define BN_prime_checks 0 /* default: select number of iterations based - * on the size of the number */ - -/* - * BN_prime_checks_for_size() returns the number of Miller-Rabin iterations - * that will be done for checking that a random number is probably prime. The - * error rate for accepting a composite number as prime depends on the size of - * the prime |b|. The error rates used are for calculating an RSA key with 2 primes, - * and so the level is what you would expect for a key of double the size of the - * prime. - * - * This table is generated using the algorithm of FIPS PUB 186-4 - * Digital Signature Standard (DSS), section F.1, page 117. - * (https://dx.doi.org/10.6028/NIST.FIPS.186-4) - * - * The following magma script was used to generate the output: - * securitybits:=125; - * k:=1024; - * for t:=1 to 65 do - * for M:=3 to Floor(2*Sqrt(k-1)-1) do - * S:=0; - * // Sum over m - * for m:=3 to M do - * s:=0; - * // Sum over j - * for j:=2 to m do - * s+:=(RealField(32)!2)^-(j+(k-1)/j); - * end for; - * S+:=2^(m-(m-1)*t)*s; - * end for; - * A:=2^(k-2-M*t); - * B:=8*(Pi(RealField(32))^2-6)/3*2^(k-2)*S; - * pkt:=2.00743*Log(2)*k*2^-k*(A+B); - * seclevel:=Floor(-Log(2,pkt)); - * if seclevel ge securitybits then - * printf "k: %5o, security: %o bits (t: %o, M: %o)\n",k,seclevel,t,M; - * break; - * end if; - * end for; - * if seclevel ge securitybits then break; end if; - * end for; - * - * It can be run online at: - * http://magma.maths.usyd.edu.au/calc - * - * And will output: - * k: 1024, security: 129 bits (t: 6, M: 23) - * - * k is the number of bits of the prime, securitybits is the level we want to - * reach. - * - * prime length | RSA key size | # MR tests | security level - * -------------+--------------|------------+--------------- - * (b) >= 6394 | >= 12788 | 3 | 256 bit - * (b) >= 3747 | >= 7494 | 3 | 192 bit - * (b) >= 1345 | >= 2690 | 4 | 128 bit - * (b) >= 1080 | >= 2160 | 5 | 128 bit - * (b) >= 852 | >= 1704 | 5 | 112 bit - * (b) >= 476 | >= 952 | 5 | 80 bit - * (b) >= 400 | >= 800 | 6 | 80 bit - * (b) >= 347 | >= 694 | 7 | 80 bit - * (b) >= 308 | >= 616 | 8 | 80 bit - * (b) >= 55 | >= 110 | 27 | 64 bit - * (b) >= 6 | >= 12 | 34 | 64 bit - */ - -# define BN_prime_checks_for_size(b) ((b) >= 3747 ? 3 : \ - (b) >= 1345 ? 4 : \ - (b) >= 476 ? 5 : \ - (b) >= 400 ? 6 : \ - (b) >= 347 ? 7 : \ - (b) >= 308 ? 8 : \ - (b) >= 55 ? 27 : \ - /* b >= 6 */ 34) -# endif - -# define BN_num_bytes(a) ((BN_num_bits(a)+7)/8) - -int BN_abs_is_word(const BIGNUM *a, const BN_ULONG w); -int BN_is_zero(const BIGNUM *a); -int BN_is_one(const BIGNUM *a); -int BN_is_word(const BIGNUM *a, const BN_ULONG w); -int BN_is_odd(const BIGNUM *a); - -# define BN_one(a) (BN_set_word((a),1)) - -void BN_zero_ex(BIGNUM *a); - -# if OPENSSL_API_LEVEL > 908 -# define BN_zero(a) BN_zero_ex(a) -# else -# define BN_zero(a) (BN_set_word((a),0)) -# endif - -const BIGNUM *BN_value_one(void); -char *BN_options(void); -BN_CTX *BN_CTX_new_ex(OSSL_LIB_CTX *ctx); -BN_CTX *BN_CTX_new(void); -BN_CTX *BN_CTX_secure_new_ex(OSSL_LIB_CTX *ctx); -BN_CTX *BN_CTX_secure_new(void); -void BN_CTX_free(BN_CTX *c); -void BN_CTX_start(BN_CTX *ctx); -BIGNUM *BN_CTX_get(BN_CTX *ctx); -void BN_CTX_end(BN_CTX *ctx); -int BN_rand_ex(BIGNUM *rnd, int bits, int top, int bottom, - unsigned int strength, BN_CTX *ctx); -int BN_rand(BIGNUM *rnd, int bits, int top, int bottom); -int BN_priv_rand_ex(BIGNUM *rnd, int bits, int top, int bottom, - unsigned int strength, BN_CTX *ctx); -int BN_priv_rand(BIGNUM *rnd, int bits, int top, int bottom); -int BN_rand_range_ex(BIGNUM *r, const BIGNUM *range, unsigned int strength, - BN_CTX *ctx); -int BN_rand_range(BIGNUM *rnd, const BIGNUM *range); -int BN_priv_rand_range_ex(BIGNUM *r, const BIGNUM *range, - unsigned int strength, BN_CTX *ctx); -int BN_priv_rand_range(BIGNUM *rnd, const BIGNUM *range); -# ifndef OPENSSL_NO_DEPRECATED_3_0 -OSSL_DEPRECATEDIN_3_0 -int BN_pseudo_rand(BIGNUM *rnd, int bits, int top, int bottom); -OSSL_DEPRECATEDIN_3_0 -int BN_pseudo_rand_range(BIGNUM *rnd, const BIGNUM *range); -# endif -int BN_num_bits(const BIGNUM *a); -int BN_num_bits_word(BN_ULONG l); -int BN_security_bits(int L, int N); -BIGNUM *BN_new(void); -BIGNUM *BN_secure_new(void); -void BN_clear_free(BIGNUM *a); -BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b); -void BN_swap(BIGNUM *a, BIGNUM *b); -BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret); -int BN_bn2bin(const BIGNUM *a, unsigned char *to); -int BN_bn2binpad(const BIGNUM *a, unsigned char *to, int tolen); -BIGNUM *BN_lebin2bn(const unsigned char *s, int len, BIGNUM *ret); -int BN_bn2lebinpad(const BIGNUM *a, unsigned char *to, int tolen); -BIGNUM *BN_native2bn(const unsigned char *s, int len, BIGNUM *ret); -int BN_bn2nativepad(const BIGNUM *a, unsigned char *to, int tolen); -BIGNUM *BN_mpi2bn(const unsigned char *s, int len, BIGNUM *ret); -int BN_bn2mpi(const BIGNUM *a, unsigned char *to); -int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b); -int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b); -int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b); -int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b); -int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx); -int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx); -/** BN_set_negative sets sign of a BIGNUM - * \param b pointer to the BIGNUM object - * \param n 0 if the BIGNUM b should be positive and a value != 0 otherwise - */ -void BN_set_negative(BIGNUM *b, int n); -/** BN_is_negative returns 1 if the BIGNUM is negative - * \param b pointer to the BIGNUM object - * \return 1 if a < 0 and 0 otherwise - */ -int BN_is_negative(const BIGNUM *b); - -int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d, - BN_CTX *ctx); -# define BN_mod(rem,m,d,ctx) BN_div(NULL,(rem),(m),(d),(ctx)) -int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx); -int BN_mod_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m, - BN_CTX *ctx); -int BN_mod_add_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, - const BIGNUM *m); -int BN_mod_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m, - BN_CTX *ctx); -int BN_mod_sub_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, - const BIGNUM *m); -int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m, - BN_CTX *ctx); -int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx); -int BN_mod_lshift1(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx); -int BN_mod_lshift1_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *m); -int BN_mod_lshift(BIGNUM *r, const BIGNUM *a, int n, const BIGNUM *m, - BN_CTX *ctx); -int BN_mod_lshift_quick(BIGNUM *r, const BIGNUM *a, int n, const BIGNUM *m); - -BN_ULONG BN_mod_word(const BIGNUM *a, BN_ULONG w); -BN_ULONG BN_div_word(BIGNUM *a, BN_ULONG w); -int BN_mul_word(BIGNUM *a, BN_ULONG w); -int BN_add_word(BIGNUM *a, BN_ULONG w); -int BN_sub_word(BIGNUM *a, BN_ULONG w); -int BN_set_word(BIGNUM *a, BN_ULONG w); -BN_ULONG BN_get_word(const BIGNUM *a); - -int BN_cmp(const BIGNUM *a, const BIGNUM *b); -void BN_free(BIGNUM *a); -int BN_is_bit_set(const BIGNUM *a, int n); -int BN_lshift(BIGNUM *r, const BIGNUM *a, int n); -int BN_lshift1(BIGNUM *r, const BIGNUM *a); -int BN_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx); - -int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx); -int BN_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); -int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, - BN_MONT_CTX *in_mont); -int BN_mod_exp_mont_word(BIGNUM *r, BN_ULONG a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); -int BN_mod_exp2_mont(BIGNUM *r, const BIGNUM *a1, const BIGNUM *p1, - const BIGNUM *a2, const BIGNUM *p2, const BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *m_ctx); -int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx); -int BN_mod_exp_mont_consttime_x2(BIGNUM *rr1, const BIGNUM *a1, const BIGNUM *p1, - const BIGNUM *m1, BN_MONT_CTX *in_mont1, - BIGNUM *rr2, const BIGNUM *a2, const BIGNUM *p2, - const BIGNUM *m2, BN_MONT_CTX *in_mont2, - BN_CTX *ctx); - -int BN_mask_bits(BIGNUM *a, int n); -# ifndef OPENSSL_NO_STDIO -int BN_print_fp(FILE *fp, const BIGNUM *a); -# endif -int BN_print(BIO *bio, const BIGNUM *a); -int BN_reciprocal(BIGNUM *r, const BIGNUM *m, int len, BN_CTX *ctx); -int BN_rshift(BIGNUM *r, const BIGNUM *a, int n); -int BN_rshift1(BIGNUM *r, const BIGNUM *a); -void BN_clear(BIGNUM *a); -BIGNUM *BN_dup(const BIGNUM *a); -int BN_ucmp(const BIGNUM *a, const BIGNUM *b); -int BN_set_bit(BIGNUM *a, int n); -int BN_clear_bit(BIGNUM *a, int n); -char *BN_bn2hex(const BIGNUM *a); -char *BN_bn2dec(const BIGNUM *a); -int BN_hex2bn(BIGNUM **a, const char *str); -int BN_dec2bn(BIGNUM **a, const char *str); -int BN_asc2bn(BIGNUM **a, const char *str); -int BN_gcd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx); -int BN_kronecker(const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx); /* returns - * -2 for - * error */ -BIGNUM *BN_mod_inverse(BIGNUM *ret, - const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx); -BIGNUM *BN_mod_sqrt(BIGNUM *ret, - const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx); - -void BN_consttime_swap(BN_ULONG swap, BIGNUM *a, BIGNUM *b, int nwords); - -/* Deprecated versions */ -# ifndef OPENSSL_NO_DEPRECATED_0_9_8 -OSSL_DEPRECATEDIN_0_9_8 -BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe, - const BIGNUM *add, const BIGNUM *rem, - void (*callback) (int, int, void *), - void *cb_arg); -OSSL_DEPRECATEDIN_0_9_8 -int BN_is_prime(const BIGNUM *p, int nchecks, - void (*callback) (int, int, void *), - BN_CTX *ctx, void *cb_arg); -OSSL_DEPRECATEDIN_0_9_8 -int BN_is_prime_fasttest(const BIGNUM *p, int nchecks, - void (*callback) (int, int, void *), - BN_CTX *ctx, void *cb_arg, - int do_trial_division); -# endif -# ifndef OPENSSL_NO_DEPRECATED_3_0 -OSSL_DEPRECATEDIN_3_0 -int BN_is_prime_ex(const BIGNUM *p, int nchecks, BN_CTX *ctx, BN_GENCB *cb); -OSSL_DEPRECATEDIN_3_0 -int BN_is_prime_fasttest_ex(const BIGNUM *p, int nchecks, BN_CTX *ctx, - int do_trial_division, BN_GENCB *cb); -# endif -/* Newer versions */ -int BN_generate_prime_ex2(BIGNUM *ret, int bits, int safe, - const BIGNUM *add, const BIGNUM *rem, BN_GENCB *cb, - BN_CTX *ctx); -int BN_generate_prime_ex(BIGNUM *ret, int bits, int safe, const BIGNUM *add, - const BIGNUM *rem, BN_GENCB *cb); -int BN_check_prime(const BIGNUM *p, BN_CTX *ctx, BN_GENCB *cb); - -# ifndef OPENSSL_NO_DEPRECATED_3_0 -OSSL_DEPRECATEDIN_3_0 -int BN_X931_generate_Xpq(BIGNUM *Xp, BIGNUM *Xq, int nbits, BN_CTX *ctx); - -OSSL_DEPRECATEDIN_3_0 -int BN_X931_derive_prime_ex(BIGNUM *p, BIGNUM *p1, BIGNUM *p2, - const BIGNUM *Xp, const BIGNUM *Xp1, - const BIGNUM *Xp2, const BIGNUM *e, BN_CTX *ctx, - BN_GENCB *cb); -OSSL_DEPRECATEDIN_3_0 -int BN_X931_generate_prime_ex(BIGNUM *p, BIGNUM *p1, BIGNUM *p2, BIGNUM *Xp1, - BIGNUM *Xp2, const BIGNUM *Xp, const BIGNUM *e, - BN_CTX *ctx, BN_GENCB *cb); -# endif - -BN_MONT_CTX *BN_MONT_CTX_new(void); -int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, - BN_MONT_CTX *mont, BN_CTX *ctx); -int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont, - BN_CTX *ctx); -int BN_from_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont, - BN_CTX *ctx); -void BN_MONT_CTX_free(BN_MONT_CTX *mont); -int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx); -BN_MONT_CTX *BN_MONT_CTX_copy(BN_MONT_CTX *to, BN_MONT_CTX *from); -BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock, - const BIGNUM *mod, BN_CTX *ctx); - -/* BN_BLINDING flags */ -# define BN_BLINDING_NO_UPDATE 0x00000001 -# define BN_BLINDING_NO_RECREATE 0x00000002 - -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); -# ifndef OPENSSL_NO_DEPRECATED_0_9_8 -OSSL_DEPRECATEDIN_0_9_8 -void BN_set_params(int mul, int high, int low, int mont); -OSSL_DEPRECATEDIN_0_9_8 -int BN_get_params(int which); /* 0, mul, 1 high, 2 low, 3 mont */ -# endif - -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); - -# ifndef OPENSSL_NO_DEPRECATED_1_1_0 -# 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); - - -# ifdef __cplusplus -} -# endif -#endif |