ctr.h
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1 /*
2  * Copyright (C) 2015 Freie Universität Berlin
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
20 #ifndef CRYPTO_MODES_CTR_H
21 #define CRYPTO_MODES_CTR_H
22 
23 #include "crypto/ciphers.h"
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
47 int cipher_encrypt_ctr(const cipher_t *cipher, uint8_t nonce_counter[16],
48  uint8_t nonce_len, const uint8_t *input, size_t length,
49  uint8_t *output);
50 
51 
71 int cipher_decrypt_ctr(const cipher_t *cipher, uint8_t nonce_counter[16],
72  uint8_t nonce_len, const uint8_t *input, size_t length,
73  uint8_t *output);
74 
75 #ifdef __cplusplus
76 }
77 #endif
78 
79 #endif /* CRYPTO_MODES_CTR_H */
80 
cipher_t
basic struct for using block ciphers contains the cipher interface and the context
Definition: ciphers.h:104
cipher_decrypt_ctr
int cipher_decrypt_ctr(const cipher_t *cipher, uint8_t nonce_counter[16], uint8_t nonce_len, const uint8_t *input, size_t length, uint8_t *output)
Decrypt data of arbitrary length in counter mode.
cipher_encrypt_ctr
int cipher_encrypt_ctr(const cipher_t *cipher, uint8_t nonce_counter[16], uint8_t nonce_len, const uint8_t *input, size_t length, uint8_t *output)
Encrypt data of arbitrary length in counter mode.
ciphers.h
Headers for the packet encryption class. They are used to encrypt single packets.