| /* ==================================================================== |
| * Copyright (c) 2002-2006 The OpenSSL 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 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. |
| * ==================================================================== */ |
| |
| #include <openssl/aes.h> |
| |
| #include "assert.h" |
| |
| #include <openssl/modes.h> |
| |
| |
| void AES_ctr128_encrypt(const uint8_t *in, uint8_t *out, size_t len, |
| const AES_KEY *key, uint8_t ivec[AES_BLOCK_SIZE], |
| uint8_t ecount_buf[AES_BLOCK_SIZE], unsigned int *num) { |
| CRYPTO_ctr128_encrypt(in, out, len, key, ivec, ecount_buf, num, |
| (block128_f)AES_encrypt); |
| } |
| |
| void AES_ecb_encrypt(const uint8_t *in, uint8_t *out, const AES_KEY *key, |
| const int enc) { |
| assert(in && out && key); |
| assert((AES_ENCRYPT == enc) || (AES_DECRYPT == enc)); |
| |
| if (AES_ENCRYPT == enc) { |
| AES_encrypt(in, out, key); |
| } else { |
| AES_decrypt(in, out, key); |
| } |
| } |
| |
| #if defined(OPENSSL_NO_ASM) || \ |
| (!defined(OPENSSL_X86_64) && !defined(OPENSSL_X86)) |
| void AES_cbc_encrypt(const uint8_t *in, uint8_t *out, size_t len, |
| const AES_KEY *key, uint8_t *ivec, const int enc) { |
| |
| if (enc) { |
| CRYPTO_cbc128_encrypt(in, out, len, key, ivec, (block128_f)AES_encrypt); |
| } else { |
| CRYPTO_cbc128_decrypt(in, out, len, key, ivec, (block128_f)AES_decrypt); |
| } |
| } |
| #endif |
| |
| void AES_ofb128_encrypt(const uint8_t *in, uint8_t *out, size_t length, |
| const AES_KEY *key, uint8_t *ivec, int *num) { |
| CRYPTO_ofb128_encrypt(in, out, length, key, ivec, num, |
| (block128_f)AES_encrypt); |
| } |
| |
| void AES_cfb128_encrypt(const uint8_t *in, uint8_t *out, size_t length, |
| const AES_KEY *key, uint8_t *ivec, int *num, |
| int enc) { |
| CRYPTO_cfb128_encrypt(in, out, length, key, ivec, num, enc, |
| (block128_f)AES_encrypt); |
| } |