mirror of
https://github.com/cculianu/Fulcrum.git
synced 2026-08-18 13:09:12 +02:00
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2016 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "uint256.h"
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#include "utilstrencodings.h"
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#include <cstdio>
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#include <cstring>
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#ifdef __clang__
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wold-style-cast"
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#pragma clang diagnostic ignored "-Wsign-conversion"
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#endif
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namespace bitcoin {
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template <unsigned int BITS>
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base_blob<BITS>::base_blob(const std::vector<uint8_t> &vch) {
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assert(vch.size() == sizeof(data));
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memcpy(data, &vch[0], sizeof(data));
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}
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template <unsigned int BITS> std::string base_blob<BITS>::GetHex() const {
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return HexStr(std::reverse_iterator<const uint8_t *>(data + sizeof(data)),
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std::reverse_iterator<const uint8_t *>(data));
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}
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template <unsigned int BITS> void base_blob<BITS>::SetHex(const char *psz) {
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memset(data, 0, sizeof(data));
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// skip leading spaces
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while (IsSpace(*psz)) {
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psz++;
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}
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// skip 0x
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if (psz[0] == '0' && tolower(psz[1]) == 'x') {
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psz += 2;
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}
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// hex string to uint
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const char *pbegin = psz;
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while (bitcoin::HexDigit(*psz) != -1) {
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psz++;
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}
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psz--;
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uint8_t *p1 = (uint8_t *)data;
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uint8_t *pend = p1 + WIDTH;
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while (psz >= pbegin && p1 < pend) {
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*p1 = bitcoin::HexDigit(*psz--);
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if (psz >= pbegin) {
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*p1 |= uint8_t(bitcoin::HexDigit(*psz--) << 4);
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p1++;
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}
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}
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}
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template <unsigned int BITS>
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void base_blob<BITS>::SetHex(const std::string &str) {
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SetHex(str.c_str());
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}
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// Explicit instantiations for base_blob<160>
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template base_blob<160>::base_blob(const std::vector<uint8_t> &);
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template std::string base_blob<160>::GetHex() const;
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template std::string base_blob<160>::ToString() const;
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template void base_blob<160>::SetHex(const char *);
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template void base_blob<160>::SetHex(const std::string &);
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// Explicit instantiations for base_blob<256>
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template base_blob<256>::base_blob(const std::vector<uint8_t> &);
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template std::string base_blob<256>::GetHex() const;
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template std::string base_blob<256>::ToString() const;
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template void base_blob<256>::SetHex(const char *);
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template void base_blob<256>::SetHex(const std::string &);
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} // end namespace bitcoin
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#ifdef __clang__
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#pragma clang diagnostic pop
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#endif
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