bitcoin/src/util/readwritefile.h
MarcoFalke fa5f297748
scripted-diff: [doc] Unify stale copyright headers
-BEGIN VERIFY SCRIPT-

 sed --in-place --regexp-extended \
   's;( 20[0-2][0-9])(-20[0-2][0-9])? The Bitcoin Core developers;\1-present The Bitcoin Core developers;g' \
   $( git grep -l 'The Bitcoin Core developers' -- ':(exclude)COPYING' ':(exclude)src/ipc/libmultiprocess' ':(exclude)src/minisketch' )

-END VERIFY SCRIPT-
2025-12-16 22:21:15 +01:00

29 lines
1.0 KiB
C++

// Copyright (c) 2015-present 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