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/* $OpenBSD: gost.h,v 1.3 2016/09/04 17:02:31 jsing Exp $ */
/*
* Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
* Copyright (c) 2005-2006 Cryptocom LTD
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*/
#ifndef HEADER_GOST_H
#define HEADER_GOST_H
#include <openssl/opensslconf.h>
#ifdef OPENSSL_NO_GOST
#error GOST is disabled.
#endif
#include <openssl/asn1t.h>
#include <openssl/ec.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct gost2814789_key_st {
unsigned int key[8];
unsigned int k87[256],k65[256],k43[256],k21[256];
unsigned int count;
unsigned key_meshing : 1;
} GOST2814789_KEY;
int Gost2814789_set_sbox(GOST2814789_KEY *key, int nid);
int Gost2814789_set_key(GOST2814789_KEY *key,
const unsigned char *userKey, const int bits);
void Gost2814789_ecb_encrypt(const unsigned char *in, unsigned char *out,
GOST2814789_KEY *key, const int enc);
void Gost2814789_cfb64_encrypt(const unsigned char *in, unsigned char *out,
size_t length, GOST2814789_KEY *key,
unsigned char *ivec, int *num, const int enc);
void Gost2814789_cnt_encrypt(const unsigned char *in, unsigned char *out,
size_t length, GOST2814789_KEY *key,
unsigned char *ivec, unsigned char *cnt_buf, int *num);
typedef struct {
ASN1_OCTET_STRING *iv;
ASN1_OBJECT *enc_param_set;
} GOST_CIPHER_PARAMS;
GOST_CIPHER_PARAMS *GOST_CIPHER_PARAMS_new(void);
void GOST_CIPHER_PARAMS_free(GOST_CIPHER_PARAMS *a);
GOST_CIPHER_PARAMS *d2i_GOST_CIPHER_PARAMS(GOST_CIPHER_PARAMS **a, const unsigned char **in, long len);
int i2d_GOST_CIPHER_PARAMS(GOST_CIPHER_PARAMS *a, unsigned char **out);
extern const ASN1_ITEM GOST_CIPHER_PARAMS_it;
#define GOST2814789IMIT_LENGTH 4
#define GOST2814789IMIT_CBLOCK 8
#define GOST2814789IMIT_LONG unsigned int
typedef struct GOST2814789IMITstate_st {
GOST2814789IMIT_LONG Nl, Nh;
unsigned char data[GOST2814789IMIT_CBLOCK];
unsigned int num;
GOST2814789_KEY cipher;
unsigned char mac[GOST2814789IMIT_CBLOCK];
} GOST2814789IMIT_CTX;
/* Note, also removed second parameter and removed dctx->cipher setting */
int GOST2814789IMIT_Init(GOST2814789IMIT_CTX *c, int nid);
int GOST2814789IMIT_Update(GOST2814789IMIT_CTX *c, const void *data, size_t len);
int GOST2814789IMIT_Final(unsigned char *md, GOST2814789IMIT_CTX *c);
void GOST2814789IMIT_Transform(GOST2814789IMIT_CTX *c, const unsigned char *data);
unsigned char *GOST2814789IMIT(const unsigned char *d, size_t n,
unsigned char *md, int nid,
const unsigned char *key, const unsigned char *iv);
#define GOSTR341194_LONG unsigned int
#define GOSTR341194_LENGTH 32
#define GOSTR341194_CBLOCK 32
#define GOSTR341194_LBLOCK (GOSTR341194_CBLOCK/4)
typedef struct GOSTR341194state_st {
GOSTR341194_LONG Nl, Nh;
GOSTR341194_LONG data[GOSTR341194_LBLOCK];
unsigned int num;
GOST2814789_KEY cipher;
unsigned char H[GOSTR341194_CBLOCK];
unsigned char S[GOSTR341194_CBLOCK];
} GOSTR341194_CTX;
/* Note, also removed second parameter and removed dctx->cipher setting */
int GOSTR341194_Init(GOSTR341194_CTX *c, int nid);
int GOSTR341194_Update(GOSTR341194_CTX *c, const void *data, size_t len);
int GOSTR341194_Final(unsigned char *md, GOSTR341194_CTX *c);
void GOSTR341194_Transform(GOSTR341194_CTX *c, const unsigned char *data);
unsigned char *GOSTR341194(const unsigned char *d, size_t n,unsigned char *md, int nid);
#if defined(_LP64)
#define STREEBOG_LONG64 unsigned long
#define U64(C) C##UL
#else
#define STREEBOG_LONG64 unsigned long long
#define U64(C) C##ULL
#endif
#define STREEBOG_LBLOCK 8
#define STREEBOG_CBLOCK 64
#define STREEBOG256_LENGTH 32
#define STREEBOG512_LENGTH 64
typedef struct STREEBOGstate_st {
STREEBOG_LONG64 data[STREEBOG_LBLOCK];
unsigned int num;
unsigned int md_len;
STREEBOG_LONG64 h[STREEBOG_LBLOCK];
STREEBOG_LONG64 N[STREEBOG_LBLOCK];
STREEBOG_LONG64 Sigma[STREEBOG_LBLOCK];
} STREEBOG_CTX;
int STREEBOG256_Init(STREEBOG_CTX *c);
int STREEBOG256_Update(STREEBOG_CTX *c, const void *data, size_t len);
int STREEBOG256_Final(unsigned char *md, STREEBOG_CTX *c);
void STREEBOG256_Transform(STREEBOG_CTX *c, const unsigned char *data);
unsigned char *STREEBOG256(const unsigned char *d, size_t n,unsigned char *md);
int STREEBOG512_Init(STREEBOG_CTX *c);
int STREEBOG512_Update(STREEBOG_CTX *c, const void *data, size_t len);
int STREEBOG512_Final(unsigned char *md, STREEBOG_CTX *c);
void STREEBOG512_Transform(STREEBOG_CTX *c, const unsigned char *data);
unsigned char *STREEBOG512(const unsigned char *d, size_t n,unsigned char *md);
typedef struct gost_key_st GOST_KEY;
GOST_KEY *GOST_KEY_new(void);
void GOST_KEY_free(GOST_KEY * r);
int GOST_KEY_check_key(const GOST_KEY * eckey);
int GOST_KEY_set_public_key_affine_coordinates(GOST_KEY * key, BIGNUM * x, BIGNUM * y);
const EC_GROUP * GOST_KEY_get0_group(const GOST_KEY * key);
int GOST_KEY_set_group(GOST_KEY * key, const EC_GROUP * group);
int GOST_KEY_get_digest(const GOST_KEY * key);
int GOST_KEY_set_digest(GOST_KEY * key, int digest_nid);
const BIGNUM * GOST_KEY_get0_private_key(const GOST_KEY * key);
int GOST_KEY_set_private_key(GOST_KEY * key, const BIGNUM * priv_key);
const EC_POINT * GOST_KEY_get0_public_key(const GOST_KEY * key);
int GOST_KEY_set_public_key(GOST_KEY * key, const EC_POINT * pub_key);
size_t GOST_KEY_get_size(const GOST_KEY * r);
/* Gost-specific pmeth control-function parameters */
/* For GOST R34.10 parameters */
#define EVP_PKEY_CTRL_GOST_PARAMSET (EVP_PKEY_ALG_CTRL+1)
#define EVP_PKEY_CTRL_GOST_SIG_FORMAT (EVP_PKEY_ALG_CTRL+2)
#define EVP_PKEY_CTRL_GOST_SET_DIGEST (EVP_PKEY_ALG_CTRL+3)
#define EVP_PKEY_CTRL_GOST_GET_DIGEST (EVP_PKEY_ALG_CTRL+4)
#define GOST_SIG_FORMAT_SR_BE 0
#define GOST_SIG_FORMAT_RS_LE 1
/* 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.
*/
void ERR_load_GOST_strings(void);
/* Error codes for the GOST functions. */
/* Function codes. */
#define GOST_F_DECODE_GOST01_ALGOR_PARAMS 104
#define GOST_F_ENCODE_GOST01_ALGOR_PARAMS 105
#define GOST_F_GOST2001_COMPUTE_PUBLIC 106
#define GOST_F_GOST2001_DO_SIGN 107
#define GOST_F_GOST2001_DO_VERIFY 108
#define GOST_F_GOST2001_KEYGEN 109
#define GOST_F_GOST89_GET_ASN1_PARAMETERS 102
#define GOST_F_GOST89_SET_ASN1_PARAMETERS 103
#define GOST_F_GOST_KEY_CHECK_KEY 124
#define GOST_F_GOST_KEY_NEW 125
#define GOST_F_GOST_KEY_SET_PUBLIC_KEY_AFFINE_COORDINATES 126
#define GOST_F_PARAM_COPY_GOST01 110
#define GOST_F_PARAM_DECODE_GOST01 111
#define GOST_F_PKEY_GOST01_CTRL 116
#define GOST_F_PKEY_GOST01_DECRYPT 112
#define GOST_F_PKEY_GOST01_DERIVE 113
#define GOST_F_PKEY_GOST01_ENCRYPT 114
#define GOST_F_PKEY_GOST01_PARAMGEN 115
#define GOST_F_PKEY_GOST01_SIGN 123
#define GOST_F_PKEY_GOST_MAC_CTRL 100
#define GOST_F_PKEY_GOST_MAC_KEYGEN 101
#define GOST_F_PRIV_DECODE_GOST01 117
#define GOST_F_PUB_DECODE_GOST01 118
#define GOST_F_PUB_ENCODE_GOST01 119
#define GOST_F_PUB_PRINT_GOST01 120
#define GOST_F_UNPACK_SIGNATURE_CP 121
#define GOST_F_UNPACK_SIGNATURE_LE 122
/* Reason codes. */
#define GOST_R_BAD_KEY_PARAMETERS_FORMAT 104
#define GOST_R_BAD_PKEY_PARAMETERS_FORMAT 105
#define GOST_R_CANNOT_PACK_EPHEMERAL_KEY 106
#define GOST_R_CTRL_CALL_FAILED 107
#define GOST_R_ERROR_COMPUTING_SHARED_KEY 108
#define GOST_R_ERROR_PARSING_KEY_TRANSPORT_INFO 109
#define GOST_R_INCOMPATIBLE_ALGORITHMS 110
#define GOST_R_INCOMPATIBLE_PEER_KEY 111
#define GOST_R_INVALID_DIGEST_TYPE 100
#define GOST_R_INVALID_IV_LENGTH 103
#define GOST_R_INVALID_MAC_KEY_LENGTH 101
#define GOST_R_KEY_IS_NOT_INITIALIZED 112
#define GOST_R_KEY_PARAMETERS_MISSING 113
#define GOST_R_MAC_KEY_NOT_SET 102
#define GOST_R_NO_PARAMETERS_SET 115
#define GOST_R_NO_PEER_KEY 116
#define GOST_R_NO_PRIVATE_PART_OF_NON_EPHEMERAL_KEYPAIR 117
#define GOST_R_PUBLIC_KEY_UNDEFINED 118
#define GOST_R_RANDOM_NUMBER_GENERATOR_FAILED 120
#define GOST_R_SIGNATURE_MISMATCH 121
#define GOST_R_SIGNATURE_PARTS_GREATER_THAN_Q 122
#define GOST_R_UKM_NOT_SET 123
#ifdef __cplusplus
}
#endif
#endif
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