// Copyright (c) 2015-2021 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_UTIL_READWRITEFILE_H
#define BITCOIN_UTIL_READWRITEFILE_H
#include <util/fs.h>
#include <limits>
#include <string>
#include <utility>
/** Read full contents of a file and return them in a std::string.
* Returns a pair <status, string>.
* If an error occurred, status will be false, otherwise status will be true and the data will be returned in string.
*
* @param maxsize Puts a maximum size limit on the file that is read. If the file is larger than this, truncated data
* (with len > maxsize) will be returned.
*/
std::pair<bool,std::string> ReadBinaryFile(const fs::path &filename, size_t maxsize=std::numeric_limits<size_t>::max());
/** Write contents of std::string to a file.
* @return true on success.
*/
bool WriteBinaryFile(const fs::path &filename, const std::string &data);
#endif // BITCOIN_UTIL_READWRITEFILE_H