// Copyright (c) 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 #include #include bool ComputeFilter(BlockFilterType filter_type, const CBlockIndex* block_index, BlockFilter& filter) { CBlock block; if (!ReadBlockFromDisk(block, block_index->GetBlockPos(), Params().GetConsensus())) { return false; } CBlockUndo block_undo; if (block_index->nHeight > 0 && !UndoReadFromDisk(block_undo, block_index)) { return false; } filter = BlockFilter(filter_type, block, block_undo); return true; }