OpenCoverage

aes_cfb.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/aes/aes_cfb.c
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1/*-
2 * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.-
3 *-
4 * Licensed under the OpenSSL license (the "License"). You may not use-
5 * this file except in compliance with the License. You can obtain a copy-
6 * in the file LICENSE in the source distribution or at-
7 * https://www.openssl.org/source/license.html-
8 */-
9-
10#include <openssl/aes.h>-
11#include <openssl/modes.h>-
12-
13/*-
14 * The input and output encrypted as though 128bit cfb mode is being used.-
15 * The extra state information to record how much of the 128bit block we have-
16 * used is contained in *num;-
17 */-
18-
19void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out,-
20 size_t length, const AES_KEY *key,-
21 unsigned char *ivec, int *num, const int enc)-
22{-
23-
24 CRYPTO_cfb128_encrypt(in, out, length, key, ivec, num, enc,-
25 (block128_f) AES_encrypt);-
26}
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27-
28/* N.B. This expects the input to be packed, MS bit first */-
29void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out,-
30 size_t length, const AES_KEY *key,-
31 unsigned char *ivec, int *num, const int enc)-
32{-
33 CRYPTO_cfb128_1_encrypt(in, out, length, key, ivec, num, enc,-
34 (block128_f) AES_encrypt);-
35}
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36-
37void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out,-
38 size_t length, const AES_KEY *key,-
39 unsigned char *ivec, int *num, const int enc)-
40{-
41 CRYPTO_cfb128_8_encrypt(in, out, length, key, ivec, num, enc,-
42 (block128_f) AES_encrypt);-
43}
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