xref: /freebsd/contrib/wpa/src/crypto/aes-encblock.c (revision 6472ac3d8a86336899b6cfb789a4cd9897e3fab5)
1 /*
2  * AES encrypt_block
3  *
4  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * Alternatively, this software may be distributed under the terms of BSD
11  * license.
12  *
13  * See README and COPYING for more details.
14  */
15 
16 #include "includes.h"
17 
18 #include "common.h"
19 #include "aes.h"
20 #include "aes_wrap.h"
21 
22 /**
23  * aes_128_encrypt_block - Perform one AES 128-bit block operation
24  * @key: Key for AES
25  * @in: Input data (16 bytes)
26  * @out: Output of the AES block operation (16 bytes)
27  * Returns: 0 on success, -1 on failure
28  */
29 int aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out)
30 {
31 	void *ctx;
32 	ctx = aes_encrypt_init(key, 16);
33 	if (ctx == NULL)
34 		return -1;
35 	aes_encrypt(ctx, in, out);
36 	aes_encrypt_deinit(ctx);
37 	return 0;
38 }
39