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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Network Security Services.
*
* The Initial Developer of the Original Code is
* Red Hat Inc.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ulrich Drepper <drepper@redhat.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* Prototypes of the functions defined in the assembler file. */
void intel_aes_encrypt_init_128(const unsigned char *key, PRUint32 *expanded);
void intel_aes_encrypt_init_192(const unsigned char *key, PRUint32 *expanded);
void intel_aes_encrypt_init_256(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_128(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_192(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_256(const unsigned char *key, PRUint32 *expanded);
SECStatus intel_aes_encrypt_ecb_128(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_128(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_128(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_128(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_encrypt_ecb_192(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_192(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_192(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_192(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_encrypt_ecb_256(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_256(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_256(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_256(AESContext *cx, unsigned char *output,
unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input,
unsigned int inputLen,
unsigned int blocksize);
#define intel_aes_ecb_worker(encrypt, keysize) \
((encrypt) \
? ((keysize) == 16 ? intel_aes_encrypt_ecb_128 : \
(keysize) == 24 ? intel_aes_encrypt_ecb_192 : \
intel_aes_encrypt_ecb_256) \
: ((keysize) == 16 ? intel_aes_decrypt_ecb_128 : \
(keysize) == 24 ? intel_aes_decrypt_ecb_192 : \
intel_aes_decrypt_ecb_256))
#define intel_aes_cbc_worker(encrypt, keysize) \
((encrypt) \
? ((keysize) == 16 ? intel_aes_encrypt_cbc_128 : \
(keysize) == 24 ? intel_aes_encrypt_cbc_192 : \
intel_aes_encrypt_cbc_256) \
: ((keysize) == 16 ? intel_aes_decrypt_cbc_128 : \
(keysize) == 24 ? intel_aes_decrypt_cbc_192 : \
intel_aes_decrypt_cbc_256))
#define intel_aes_init(encrypt, keysize) \
do { \
if (encrypt) { \
if (keysize == 16) \
intel_aes_encrypt_init_128(key, cx->expandedKey); \
else if (keysize == 24) \
intel_aes_encrypt_init_192(key, cx->expandedKey); \
else \
intel_aes_encrypt_init_256(key, cx->expandedKey); \
} else { \
if (keysize == 16) \
intel_aes_decrypt_init_128(key, cx->expandedKey); \
else if (keysize == 24) \
intel_aes_decrypt_init_192(key, cx->expandedKey); \
else \
intel_aes_decrypt_init_256(key, cx->expandedKey); \
} \
} while (0)
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