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SM2 KAP (Key Agreement Protocol), not tested

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This commit is contained in:
Zhi Guan
2016-04-07 22:15:41 +02:00
parent ef74cbd1e5
commit 5cc6cfdf22
55 changed files with 3803 additions and 1028 deletions
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4
crypto/sms4/sms4.c
View File

@@ -239,9 +239,9 @@ void sms4_set_decrypt_key(sms4_key_t *key, const unsigned char *user_key)
ROUND_(X1, X2, X3, X4, X0, CK31, rk[0]);
}
void sms4_encrypt(const unsigned char *in, unsigned char *out, sms4_key_t *key)
void sms4_encrypt(const unsigned char *in, unsigned char *out, const sms4_key_t *key)
{
uint32_t *rk = key->rk;
const uint32_t *rk = key->rk;
uint32_t X0, X1, X2, X3, X4;
X0 = GETU32(in );

33
crypto/sms4/sms4.h
View File

@@ -59,7 +59,6 @@
#include <sys/types.h>
#include <stdint.h>
#include <string.h>
#include "openssl/modes.h"
#ifdef __cplusplus
@@ -72,22 +71,26 @@ typedef struct {
void sms4_set_encrypt_key(sms4_key_t *key, const unsigned char *user_key);
void sms4_set_decrypt_key(sms4_key_t *key, const unsigned char *user_key);
void sms4_encrypt(const unsigned char *in, unsigned char *out, sms4_key_t *key);
void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out, sms4_key_t *key, int enc);
void sms4_cbc_encrypt(const unsigned char *in, unsigned char *out, size_t len,
sms4_key_t *key, unsigned char *ivec, int encrypt);
void sms4_cfb128_encrypt(const unsigned char *in, unsigned char *out,
size_t length, sms4_key_t *key,
unsigned char *ivec, int *num, int encrypt);
void sms4_ofb128_encrypt(const unsigned char *in, unsigned char *out,
size_t length, const sms4_key_t *key,
unsigned char ivec[SMS4_BLOCK_SIZE],
int *num);
void sms4_encrypt(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
#define sms4_decrypt(in,out,key) sms4_encrypt(in,out,key)
void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out,
const sms4_key_t *key, int enc);
void sms4_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const sms4_key_t *key, unsigned char *iv, int enc);
void sms4_cfb128_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const sms4_key_t *key, unsigned char *iv, int *num, int enc);
void sms4_ofb128_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const sms4_key_t *key, unsigned char *iv, int *num);
void sms4_ctr128_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const sms4_key_t *key, unsigned char *iv,
unsigned char ecount_buf[SMS4_BLOCK_SIZE], unsigned int *num);
int sms4_wrap_key(sms4_key_t *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in, unsigned int inlen);
int sms4_unwrap_key(sms4_key_t *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in, unsigned int inlen);
#ifdef __cplusplus
}
#endif

18
crypto/sms4/sms4_cbc.c
View File

@@ -49,20 +49,14 @@
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "sms4.h"
#include <openssl/sms4.h>
#include <openssl/modes.h>
void sms4_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t len, sms4_key_t *key,
unsigned char *ivec, int encrypt)
size_t len, const sms4_key_t *key, unsigned char *iv, int enc)
{
if(encrypt)
CRYPTO_cbc128_encrypt(in,out,len,key,ivec,(block128_f)sms4_encrypt);
else
CRYPTO_cbc128_decrypt(in,out,len,key,ivec,(block128_f)sms4_encrypt);
if (enc)
CRYPTO_cbc128_encrypt(in, out, len, key, iv, (block128_f)sms4_encrypt);
else CRYPTO_cbc128_decrypt(in, out, len, key, iv, (block128_f)sms4_encrypt);
}

26
crypto/sms4/sms4_cfb.c
View File

@@ -49,26 +49,12 @@
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "sms4.h"
#ifndef MODES_DEBUG
# ifndef NDEBUG
# define NDEBUG
# endif
#endif
#include <assert.h>
/* The input and output encrypted as though 128bit cfb mode is being
* used. The extra state information to record how much of the
* 128bit block we have used is contained in *num;
*/
#include <openssl/sms4.h>
#include <openssl/modes.h>
void sms4_cfb128_encrypt(const unsigned char *in, unsigned char *out,
size_t length, sms4_key_t *key,
unsigned char *ivec, int *num, int encrypt) {
CRYPTO_cfb128_encrypt(in,out,length,key,ivec,num,encrypt,(block128_f)sms4_encrypt);
size_t len, const sms4_key_t *key, unsigned char *iv, int *num, int enc)
{
CRYPTO_cfb128_encrypt(in, out, len, key, iv, num, enc, (block128_f)sms4_encrypt);
}

63
crypto/sms4/sms4_ctr.c Normal file
View File

@@ -0,0 +1,63 @@
/* crypto/sms4/sms4_cbc.c */
/* ====================================================================
* Copyright (c) 2014 - 2015 The GmSSL Project. All rights reserved.
*
* 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 GmSSL Project.
* (http://gmssl.org/)"
*
* 4. The name "GmSSL Project" must not be used to endorse or promote
* products derived from this software without prior written
* permission. For written permission, please contact
* guanzhi1980@gmail.com.
*
* 5. Products derived from this software may not be called "GmSSL"
* nor may "GmSSL" appear in their names without prior written
* permission of the GmSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the GmSSL Project
* (http://gmssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE GmSSL 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 GmSSL 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.
* ====================================================================
*
*/
#include <openssl/sms4.h>
#include <openssl/modes.h>
void sms4_ctr128_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const sms4_key_t *key, unsigned char *iv,
unsigned char ecount_buf[SMS4_BLOCK_SIZE], unsigned int *num)
{
/* this should be replaced with a parallelized version */
CRYPTO_ctr128_encrypt(in, out, len, key, iv, ecount_buf, num, (block128_f)sms4_encrypt);
}

20
crypto/sms4/sms4_ecb.c
View File

@@ -50,18 +50,14 @@
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "sms4.h"
#include <assert.h>
#include <openssl/sms4.h>
#include <openssl/modes.h>
void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out, sms4_key_t *key, int encrypt) {
assert(in && out && key);
if(encrypt)
sms4_encrypt(in, out, key);
else
sms4_decrypt(in, out, key);
void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out,
const sms4_key_t *key, int enc)
{
if (enc)
sms4_encrypt(in, out, key);
else sms4_decrypt(in, out, key);
}
//sms4_decrypt = sms4_encrypt, but the key is in reverse order

21
crypto/sms4/sms4_ofb.c
View File

@@ -49,26 +49,13 @@
*
*/
#include <openssl/sms4.h>
#include <openssl/modes.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "sms4.h"
#ifndef MODES_DEBUG
# ifndef NDEBUG
# define NDEBUG
# endif
#endif
#include <assert.h>
void sms4_ofb128_encrypt(const unsigned char *in, unsigned char *out,
size_t length, const sms4_key_t *key,
unsigned char ivec[SMS4_BLOCK_SIZE],
int *num)
size_t len, const sms4_key_t *key, unsigned char *iv, int *num)
{
CRYPTO_ofb128_encrypt(in,out,length,key,ivec,num,(block128_f)sms4_encrypt);
CRYPTO_ofb128_encrypt(in, out, len, key, iv, num, (block128_f)sms4_encrypt);
}
//cprefix##_ofb##cbits##_encrypt

68
crypto/sms4/sms4_wrap.c Normal file
View File

@@ -0,0 +1,68 @@
/* crypto/sms4/sms4_cbc.c */
/* ====================================================================
* Copyright (c) 2014 - 2015 The GmSSL Project. All rights reserved.
*
* 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 GmSSL Project.
* (http://gmssl.org/)"
*
* 4. The name "GmSSL Project" must not be used to endorse or promote
* products derived from this software without prior written
* permission. For written permission, please contact
* guanzhi1980@gmail.com.
*
* 5. Products derived from this software may not be called "GmSSL"
* nor may "GmSSL" appear in their names without prior written
* permission of the GmSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the GmSSL Project
* (http://gmssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE GmSSL 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 GmSSL 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.
* ====================================================================
*
*/
#include "cryptlib.h"
#include <openssl/sms4.h>
#include <openssl/modes.h>
int sms4_wrap_key(sms4_key_t *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in, unsigned int inlen)
{
return CRYPTO_128_wrap(key, iv, out, in, inlen, (block128_f)sms4_encrypt);
}
int sms4_unwrap_key(sms4_key_t *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in, unsigned int inlen)
{
return CRYPTO_128_unwrap(key, iv, out, in, inlen, (block128_f)sms4_decrypt);
}