git / moonbite-core / src/uint256.cpp · raw

// Copyright (c) 2009-2010 Satoshi Nakamoto// Copyright (c) 2009-2019 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>#include <string.h>template <unsigned int BITS>base_blob<BITS>::base_blob(const std::vector<unsigned char>& vch){    assert(vch.size() == sizeof(m_data));    memcpy(m_data, vch.data(), sizeof(m_data));}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){    memset(m_data, 0, sizeof(m_data));    // 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 = (unsigned char*)m_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 base_blob<160>::base_blob(const std::vector<unsigned char>&);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 base_blob<256>::base_blob(const std::vector<unsigned char>&);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);