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MemoryBlockchainStorage.cpp
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executable file
·54 lines (46 loc) · 2 KB
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// Copyright (c) 2012-2017, The CryptoNote developers, The Bytecoin developers
//
// This file is part of Bytecoin.
//
// Bytecoin is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Bytecoin 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with Bytecoin. If not, see <http://www.gnu.org/licenses/>.
#include "MemoryBlockchainStorage.h"
#include <cassert>
#include "Serialization/SerializationOverloads.h"
using namespace CryptoNote;
MemoryBlockchainStorage::MemoryBlockchainStorage(uint32_t reserveSize) {
blocks.reserve(reserveSize);
}
MemoryBlockchainStorage::~MemoryBlockchainStorage() {
}
void MemoryBlockchainStorage::pushBlock(RawBlock&& rawBlock) {
blocks.push_back(rawBlock);
}
RawBlock MemoryBlockchainStorage::getBlockByIndex(uint32_t index) const {
assert(index < getBlockCount());
return blocks[index];
}
uint32_t MemoryBlockchainStorage::getBlockCount() const {
return static_cast<uint32_t>(blocks.size());
}
//Returns MemoryBlockchainStorage with elements from [splitIndex, blocks.size() - 1].
//Original MemoryBlockchainStorage will contain elements from [0, splitIndex - 1].
std::unique_ptr<BlockchainStorage::IBlockchainStorageInternal> MemoryBlockchainStorage::splitStorage(uint32_t splitIndex) {
assert(splitIndex > 0);
assert(splitIndex < blocks.size());
std::unique_ptr<MemoryBlockchainStorage> newStorage(new MemoryBlockchainStorage(splitIndex));
std::move(blocks.begin() + splitIndex, blocks.end(), std::back_inserter(newStorage->blocks));
blocks.resize(splitIndex);
blocks.shrink_to_fit();
return std::move(newStorage);
}