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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_SUPPORT_CLEANSE_H
#define BITCOIN_SUPPORT_CLEANSE_H
#include <stdlib.h>
/** Secure overwrite a buffer (possibly containing secret data) with zero-bytes. The write
* operation will not be optimized out by the compiler. */
void memory_cleanse(void *ptr, size_t len);
#endif // BITCOIN_SUPPORT_CLEANSE_H
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