Bitcoin Core  22.99.0
P2P Digital Currency
getuniquepath.cpp
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1 // Copyright (c) 2021 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <random.h>
6 #include <fs.h>
7 #include <util/strencodings.h>
8 
9 fs::path GetUniquePath(const fs::path& base)
10 {
12  fs::path tmpFile = base / HexStr(rnd.randbytes(8));
13  return tmpFile;
14 }
fs.h
FastRandomContext::randbytes
std::vector< unsigned char > randbytes(size_t len)
Generate random bytes.
Definition: random.cpp:626
strencodings.h
random.h
HexStr
std::string HexStr(const Span< const uint8_t > s)
Convert a span of bytes to a lower-case hexadecimal string.
Definition: strencodings.cpp:594
GetUniquePath
fs::path GetUniquePath(const fs::path &base)
Helper function for getting a unique path.
Definition: getuniquepath.cpp:9
FastRandomContext
Fast randomness source.
Definition: random.h:119