Leancrypto
0.12.0
Post-Quantum Cryptographic Library
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internal
api
lc_memcmp_secure.h
Go to the documentation of this file.
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/*
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* Copyright (C) 2022 - 2024, Stephan Mueller <smueller@chronox.de>
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*
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* License: see LICENSE file in root directory
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
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* WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*/
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#ifndef MEMCMP_SECURE_H
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#define MEMCMP_SECURE_H
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#include "ext_headers.h"
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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int
lc_memcmp_secure
(
const
void
*s1,
size_t
s1n,
const
void
*s2,
size_t
s2n);
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#ifdef __cplusplus
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}
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#endif
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#endif
/* MEMCMP_SECURE_H */
lc_memcmp_secure
int lc_memcmp_secure(const void *s1, size_t s1n, const void *s2, size_t s2n)
Constant-time memcmp implementation.
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