helper.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 
9 #pragma once
10 
22 #include <stddef.h>
23 #include <stdint.h>
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
37 void crypto_block_inc_ctr(uint8_t block[16], int L);
38 
48 int crypto_equals(const uint8_t *a, const uint8_t *b, size_t len);
49 
63 void crypto_secure_wipe(void *buf, size_t len);
64 
65 #ifdef __cplusplus
66 }
67 #endif
68 
crypto_block_inc_ctr
void crypto_block_inc_ctr(uint8_t block[16], int L)
Increment a counter encoded in an 16 octet block.
crypto_secure_wipe
void crypto_secure_wipe(void *buf, size_t len)
Secure wipe function.
crypto_equals
int crypto_equals(const uint8_t *a, const uint8_t *b, size_t len)
Compares two blocks of same size in deterministic time.