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65256ad5f6
Signed-off-by: Andreas Schneider <asn@cryptomilk.org> Reviewed-by: Jakub Jelen <jjelen@redhat.com>
37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*
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* This file is part of the SSH Library
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*
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* Copyright (c) 2020 by Anderson Toshiyuki Sasaki - Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "libssh/crypto.h"
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int secure_memcmp(const void *s1, const void *s2, size_t n)
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{
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size_t i;
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uint8_t status = 0;
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const uint8_t *p1 = s1;
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const uint8_t *p2 = s2;
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for (i = 0; i < n; i++) {
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status |= (p1[i] ^ p2[i]);
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}
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return (status != 0);
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}
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