Loading...
Searching...
No Matches
ocb.h
Go to the documentation of this file.
1/*
2 * Copyright (C) 2018 Mathias Tausig
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
9#pragma once
10
24
25#include "crypto/ciphers.h"
26#include <stdint.h>
27#include <stddef.h>
28
29#ifdef __cplusplus
30extern "C" {
31#endif
32
37
41#define OCB_ERR_INVALID_NONCE_LENGTH (-2)
45#define OCB_ERR_INVALID_BLOCK_LENGTH (-3)
49#define OCB_ERR_INVALID_DATA_LENGTH (-3)
53#define OCB_ERR_INVALID_TAG_LENGTH (-4)
57#define OCB_ERR_INVALID_TAG (-5)
58
60
79int32_t cipher_encrypt_ocb(const cipher_t *cipher,
80 const uint8_t *auth_data, size_t auth_data_len,
81 uint8_t tag_len,
82 const uint8_t *nonce, size_t nonce_len,
83 const uint8_t *input, size_t input_len,
84 uint8_t *output);
85
104int32_t cipher_decrypt_ocb(const cipher_t *cipher,
105 const uint8_t *auth_data, size_t auth_data_len,
106 uint8_t tag_len,
107 const uint8_t *nonce, size_t nonce_len,
108 const uint8_t *input, size_t input_len,
109 uint8_t *output);
110#ifdef __cplusplus
111}
112#endif
113
ciphers.h
Headers for the packet encryption class.
cipher_decrypt_ocb
int32_t cipher_decrypt_ocb(const cipher_t *cipher, const uint8_t *auth_data, size_t auth_data_len, uint8_t tag_len, const uint8_t *nonce, size_t nonce_len, const uint8_t *input, size_t input_len, uint8_t *output)
Decrypt and verify the authentication of OCB encrypted data.
cipher_encrypt_ocb
int32_t cipher_encrypt_ocb(const cipher_t *cipher, const uint8_t *auth_data, size_t auth_data_len, uint8_t tag_len, const uint8_t *nonce, size_t nonce_len, const uint8_t *input, size_t input_len, uint8_t *output)
Encrypt and authenticate data of arbitrary length in OCB mode.
cipher_t
basic struct for using block ciphers contains the cipher interface and the context
Definition ciphers.h:118