Line data Source code
1 : // Copyright (c) 2009-present 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 : #ifndef BITCOIN_CRYPTO_HEX_BASE_H
6 : #define BITCOIN_CRYPTO_HEX_BASE_H
7 :
8 : #include <span.h>
9 :
10 : #include <cstddef>
11 : #include <cstdint>
12 : #include <string>
13 :
14 : /**
15 : * Convert a span of bytes to a lower-case hexadecimal string.
16 : */
17 : std::string HexStr(const Span<const uint8_t> s);
18 3 : inline std::string HexStr(const Span<const char> s) { return HexStr(MakeUCharSpan(s)); }
19 11134 : inline std::string HexStr(const Span<const std::byte> s) { return HexStr(MakeUCharSpan(s)); }
20 :
21 : signed char HexDigit(char c);
22 :
23 : #endif // BITCOIN_CRYPTO_HEX_BASE_H
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