Line data Source code
1 : /* crypto/aes/aes_cbc.c -*- mode:C; c-file-style: "eay" -*- */
2 : /* ====================================================================
3 : * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
4 : *
5 : * Redistribution and use in source and binary forms, with or without
6 : * modification, are permitted provided that the following conditions
7 : * are met:
8 : *
9 : * 1. Redistributions of source code must retain the above copyright
10 : * notice, this list of conditions and the following disclaimer.
11 : *
12 : * 2. Redistributions in binary form must reproduce the above copyright
13 : * notice, this list of conditions and the following disclaimer in
14 : * the documentation and/or other materials provided with the
15 : * distribution.
16 : *
17 : * 3. All advertising materials mentioning features or use of this
18 : * software must display the following acknowledgment:
19 : * "This product includes software developed by the OpenSSL Project
20 : * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21 : *
22 : * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 : * endorse or promote products derived from this software without
24 : * prior written permission. For written permission, please contact
25 : * openssl-core@openssl.org.
26 : *
27 : * 5. Products derived from this software may not be called "OpenSSL"
28 : * nor may "OpenSSL" appear in their names without prior written
29 : * permission of the OpenSSL Project.
30 : *
31 : * 6. Redistributions of any form whatsoever must retain the following
32 : * acknowledgment:
33 : * "This product includes software developed by the OpenSSL Project
34 : * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35 : *
36 : * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 : * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 : * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 : * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 : * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 : * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 : * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 : * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 : * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 : * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 : * OF THE POSSIBILITY OF SUCH DAMAGE.
48 : * ====================================================================
49 : *
50 : */
51 :
52 : #include <openssl/aes.h>
53 : #include <openssl/modes.h>
54 :
55 734 : void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
56 : size_t len, const AES_KEY *key,
57 : unsigned char *ivec, const int enc)
58 : {
59 :
60 734 : if (enc)
61 734 : CRYPTO_cbc128_encrypt(in, out, len, key, ivec,
62 : (block128_f) AES_encrypt);
63 : else
64 0 : CRYPTO_cbc128_decrypt(in, out, len, key, ivec,
65 : (block128_f) AES_decrypt);
66 734 : }
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