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118 lines
4.8 KiB
C
Executable File
118 lines
4.8 KiB
C
Executable File
/* $OpenBSD: gost_locl.h,v 1.4 2016/12/21 15:49:29 jsing Exp $ */
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/*
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* Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Copyright (c) 2005-2006 Cryptocom LTD
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#ifndef HEADER_GOST_LOCL_H
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#define HEADER_GOST_LOCL_H
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#include <openssl/ec.h>
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#include <openssl/ecdsa.h>
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__BEGIN_HIDDEN_DECLS
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/* Internal representation of GOST substitution blocks */
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typedef struct {
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unsigned char k8[16];
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unsigned char k7[16];
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unsigned char k6[16];
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unsigned char k5[16];
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unsigned char k4[16];
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unsigned char k3[16];
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unsigned char k2[16];
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unsigned char k1[16];
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} gost_subst_block;
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#if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__)
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# define c2l(c,l) ((l)=*((const unsigned int *)(c)), (c)+=4)
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# define l2c(l,c) (*((unsigned int *)(c))=(l), (c)+=4)
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#else
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#define c2l(c,l) (l =(((unsigned long)(*((c)++))) ), \
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l|=(((unsigned long)(*((c)++)))<< 8), \
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l|=(((unsigned long)(*((c)++)))<<16), \
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l|=(((unsigned long)(*((c)++)))<<24))
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#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \
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*((c)++)=(unsigned char)(((l)>> 8)&0xff), \
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*((c)++)=(unsigned char)(((l)>>16)&0xff), \
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*((c)++)=(unsigned char)(((l)>>24)&0xff))
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#endif
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extern void Gost2814789_encrypt(const unsigned char *in, unsigned char *out,
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const GOST2814789_KEY *key);
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extern void Gost2814789_decrypt(const unsigned char *in, unsigned char *out,
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const GOST2814789_KEY *key);
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extern void Gost2814789_cryptopro_key_mesh(GOST2814789_KEY *key);
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/* GOST 28147-89 key wrapping */
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extern int gost_key_unwrap_crypto_pro(int nid,
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const unsigned char *keyExchangeKey, const unsigned char *wrappedKey,
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unsigned char *sessionKey);
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extern int gost_key_wrap_crypto_pro(int nid,
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const unsigned char *keyExchangeKey, const unsigned char *ukm,
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const unsigned char *sessionKey, unsigned char *wrappedKey);
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/* Pkey part */
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extern int gost2001_compute_public(GOST_KEY *ec);
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extern ECDSA_SIG *gost2001_do_sign(BIGNUM *md, GOST_KEY *eckey);
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extern int gost2001_do_verify(BIGNUM *md, ECDSA_SIG *sig, GOST_KEY *ec);
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extern int gost2001_keygen(GOST_KEY *ec);
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extern int VKO_compute_key(BIGNUM *X, BIGNUM *Y, const GOST_KEY *pkey,
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GOST_KEY *priv_key, const BIGNUM *ukm);
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extern BIGNUM *GOST_le2bn(const unsigned char *buf, size_t len, BIGNUM *bn);
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extern int GOST_bn2le(BIGNUM *bn, unsigned char *buf, int len);
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/* GOST R 34.10 parameters */
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extern int GostR3410_get_md_digest(int nid);
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extern int GostR3410_get_pk_digest(int nid);
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extern int GostR3410_256_param_id(const char *value);
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extern int GostR3410_512_param_id(const char *value);
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__END_HIDDEN_DECLS
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#endif
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