1 /* 2 * Copyright 2002-2020 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (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 /* 11 * AES_encrypt is deprecated - but we need to use it to implement these other 12 * deprecated APIs. 13 */ 14 #include "internal/deprecated.h" 15 16 #include <openssl/aes.h> 17 #include <openssl/modes.h> 18 19 /* 20 * The input and output encrypted as though 128bit cfb mode is being used. 21 * The extra state information to record how much of the 128bit block we have 22 * used is contained in *num; 23 */ 24 25 void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out, 26 size_t length, const AES_KEY *key, 27 unsigned char *ivec, int *num, const int enc) 28 { 29 30 CRYPTO_cfb128_encrypt(in, out, length, key, ivec, num, enc, 31 (block128_f) AES_encrypt); 32 } 33 34 /* N.B. This expects the input to be packed, MS bit first */ 35 void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out, 36 size_t length, const AES_KEY *key, 37 unsigned char *ivec, int *num, const int enc) 38 { 39 CRYPTO_cfb128_1_encrypt(in, out, length, key, ivec, num, enc, 40 (block128_f) AES_encrypt); 41 } 42 43 void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out, 44 size_t length, const AES_KEY *key, 45 unsigned char *ivec, int *num, const int enc) 46 { 47 CRYPTO_cfb128_8_encrypt(in, out, length, key, ivec, num, enc, 48 (block128_f) AES_encrypt); 49 } 50