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Member "openssl-1.0.2q/crypto/aes/aes_wrap.c" (20 Nov 2018, 3154 Bytes) of package /linux/misc/openssl-1.0.2q.tar.gz:


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    1 /* crypto/aes/aes_wrap.c */
    2 /*
    3  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
    4  * project.
    5  */
    6 /* ====================================================================
    7  * Copyright (c) 2008 The OpenSSL Project.  All rights reserved.
    8  *
    9  * Redistribution and use in source and binary forms, with or without
   10  * modification, are permitted provided that the following conditions
   11  * are met:
   12  *
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  *
   16  * 2. Redistributions in binary form must reproduce the above copyright
   17  *    notice, this list of conditions and the following disclaimer in
   18  *    the documentation and/or other materials provided with the
   19  *    distribution.
   20  *
   21  * 3. All advertising materials mentioning features or use of this
   22  *    software must display the following acknowledgment:
   23  *    "This product includes software developed by the OpenSSL Project
   24  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
   25  *
   26  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
   27  *    endorse or promote products derived from this software without
   28  *    prior written permission. For written permission, please contact
   29  *    licensing@OpenSSL.org.
   30  *
   31  * 5. Products derived from this software may not be called "OpenSSL"
   32  *    nor may "OpenSSL" appear in their names without prior written
   33  *    permission of the OpenSSL Project.
   34  *
   35  * 6. Redistributions of any form whatsoever must retain the following
   36  *    acknowledgment:
   37  *    "This product includes software developed by the OpenSSL Project
   38  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
   39  *
   40  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
   41  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   43  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
   44  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   46  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   47  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   49  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
   51  * OF THE POSSIBILITY OF SUCH DAMAGE.
   52  * ====================================================================
   53  */
   54 
   55 #include "cryptlib.h"
   56 #include <openssl/aes.h>
   57 #include <openssl/modes.h>
   58 
   59 int AES_wrap_key(AES_KEY *key, const unsigned char *iv,
   60                  unsigned char *out,
   61                  const unsigned char *in, unsigned int inlen)
   62 {
   63     return CRYPTO_128_wrap(key, iv, out, in, inlen, (block128_f) AES_encrypt);
   64 }
   65 
   66 int AES_unwrap_key(AES_KEY *key, const unsigned char *iv,
   67                    unsigned char *out,
   68                    const unsigned char *in, unsigned int inlen)
   69 {
   70     return CRYPTO_128_unwrap(key, iv, out, in, inlen,
   71                              (block128_f) AES_decrypt);
   72 }