Mining/miner/heatmap/src/Nonces.cpp

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/* XMRig
* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Nonces.h"
#include "3rdparty/rapidjson/document.h"
#include "base/io/Env.h"
#include "base/io/json/Json.h"
#include "base/io/log/Log.h"
#include "base/kernel/Process.h"
#include "base/tools/Chrono.h"
#include <cinttypes>
namespace xmrig {
static const char *tag = CYAN_BG_BOLD(WHITE_BOLD_S " nonces ");
} // namespace xmrig
bool xmrig::Nonces::save()
{
using namespace rapidjson;
Document doc(kArrayType);
auto &allocator = doc.GetAllocator();
doc.Reserve(m_data.size(), allocator);
for (uint32_t nonce : m_data) {
doc.PushBack(nonce, allocator);
}
return Json::save(m_file, doc);
}
void xmrig::Nonces::load(const String &fileName)
{
if (fileName.isEmpty()) {
m_file = Process::location(Process::DataLocation, "nonces.json");
}
else {
m_file = Env::expand(fileName);
}
load();
}
void xmrig::Nonces::load()
{
using namespace rapidjson;
const uint64_t ts = Chrono::steadyMSecs();
Document doc;
if (!Json::get(m_file, doc) || !doc.IsArray()) {
return;
}
m_data.resize(doc.Size());
size_t i = 0;
for (const auto &nonce : doc.GetArray()) {
m_data[i++] = nonce.GetUint();
}
if (!m_data.empty()) {
LOG_INFO("%s " GREEN_BOLD("loaded ") CYAN_BOLD("%zu nonces ") BLACK_BOLD("(%" PRIu64 "ms)"), tag, m_data.size(), Chrono::steadyMSecs() - ts);
}
}