xref: /freebsd/contrib/wpa/src/crypto/aes-encblock.c (revision cc68614da8232d8baaca0ae0d0dd8f890f06623e)
1 /*
2  * AES encrypt_block
3  *
4  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
5  *
6  * This software may be distributed under the terms of the BSD license.
7  * See README for more details.
8  */
9 
10 #include "includes.h"
11 
12 #include "common.h"
13 #include "aes.h"
14 #include "aes_wrap.h"
15 
16 /**
17  * aes_128_encrypt_block - Perform one AES 128-bit block operation
18  * @key: Key for AES
19  * @in: Input data (16 bytes)
20  * @out: Output of the AES block operation (16 bytes)
21  * Returns: 0 on success, -1 on failure
22  */
23 int aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out)
24 {
25 	void *ctx;
26 	ctx = aes_encrypt_init(key, 16);
27 	if (ctx == NULL)
28 		return -1;
29 	aes_encrypt(ctx, in, out);
30 	aes_encrypt_deinit(ctx);
31 	return 0;
32 }
33