Files
GmSSL/crypto/zuc/zuc_128eea3.c
2017-11-05 21:00:36 +08:00

76 lines
3.0 KiB
C

/* ====================================================================
* Copyright (c) 2015 - 2017 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/zuc.h>
#include "zuc_lcl.h"
void zuc_128eea3_init(zuc_128eea3_t *ctx, const unsigned char *user_key,
uint32_t count, uint32_t bearer, int direction)
{
unsigned char iv[16] = {0};
iv[0] = iv[8] = (count >> 24) & 0xff;
iv[1] = iv[9] = (count >> 16) & 0xff;
iv[2] = iv[10] = (count >> 8) & 0xff;
iv[3] = iv[11] = count & 0xff;
iv[4] = iv[12] = ((bearer << 3) | ((direction & 1) << 2)) & 0xfc;
zuc_ctx_init(ctx->zuc_ctx, user_key, iv);
}
void zuc_128eea3_encrypt(zuc_128eea3_t *eea3, size_t len,
const unsigned char *in, unsigned char *out)
{
return zuc_encrypt();
}
void zuc_128eea3(const unsigned char *key, uint32_t count, uint32_t bearer, int direction,
size_t len, const unsigned char *in, unsigned char *out)
{
}