// Copyright (c) 2009-2010 Satoshi Nakamoto // Copyright (c) 2009-2020 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include <uint256.h> #include <util/strencodings.h> template <unsigned int BITS> std::string base_blob<BITS>::GetHex() const { uint8_t m_data_rev[WIDTH]; for (int i = 0; i < WIDTH; ++i) { m_data_rev[i] = m_data[WIDTH - 1 - i]; } return HexStr(m_data_rev); } template <unsigned int BITS> void base_blob<BITS>::SetHex(const char* psz) { std::fill(m_data.begin(), m_data.end(), 0); // skip leading spaces while (IsSpace(*psz)) psz++; // skip 0x if (psz[0] == '0' && ToLower(psz[1]) == 'x') psz += 2; // hex string to uint size_t digits = 0; while (::HexDigit(psz[digits]) != -1) digits++; unsigned char* p1 = m_data.data(); unsigned char* pend = p1 + WIDTH; while (digits > 0 && p1 < pend) { *p1 = ::HexDigit(psz[--digits]); if (digits > 0) { *p1 |= ((unsigned char)::HexDigit(psz[--digits]) << 4); p1++; } } } template <unsigned int BITS> void base_blob<BITS>::SetHex(const std::string& str) { SetHex(str.c_str()); } template <unsigned int BITS> std::string base_blob<BITS>::ToString() const { return (GetHex()); } // Explicit instantiations for base_blob<160> template std::string base_blob<160>::GetHex() const; template std::string base_blob<160>::ToString() const; template void base_blob<160>::SetHex(const char*); template void base_blob<160>::SetHex(const std::string&); // Explicit instantiations for base_blob<256> template std::string base_blob<256>::GetHex() const; template std::string base_blob<256>::ToString() const; template void base_blob<256>::SetHex(const char*); template void base_blob<256>::SetHex(const std::string&); const uint256 uint256::ZERO(0); const uint256 uint256::ONE(1);