C++ (Cpp) CBlock::GetBlockHeader Examples

Example #1

File: merkleblock.cpp Project: timelf123/hivemind

CMerkleBlock::CMerkleBlock(const CBlock& block, CBloomFilter& filter)
{
    header = block.GetBlockHeader();

    vector<bool> vMatch;
    vector<uint256> vHashes;

    vMatch.reserve(block.vtx.size());
    vHashes.reserve(block.vtx.size());

    for (unsigned int i = 0; i < block.vtx.size(); i++)
    {
        const uint256& hash = block.vtx[i].GetHash();
        if (filter.IsRelevantAndUpdate(block.vtx[i]))
        {
            vMatch.push_back(true);
            vMatchedTxn.push_back(make_pair(i, hash));
        }
        else
            vMatch.push_back(false);
        vHashes.push_back(hash);
    }

    txn = CPartialMerkleTree(vHashes, vMatch);
}

Example #2

File: merkleblock.cpp Project: kakarott9999/Ravencoin

CMerkleBlock::CMerkleBlock(const CBlock& block, CBloomFilter* filter, const std::set<uint256>* txids)
{
    header = block.GetBlockHeader();

    std::vector<bool> vMatch;
    std::vector<uint256> vHashes;

    vMatch.reserve(block.vtx.size());
    vHashes.reserve(block.vtx.size());

    for (unsigned int i = 0; i < block.vtx.size(); i++)
    {
        const uint256& hash = block.vtx[i]->GetHash();
        if (txids && txids->count(hash)) {
            vMatch.push_back(true);
        } else if (filter && filter->IsRelevantAndUpdate(*block.vtx[i])) {
            vMatch.push_back(true);
            vMatchedTxn.emplace_back(i, hash);
        } else {
            vMatch.push_back(false);
        }
        vHashes.push_back(hash);
    }

    txn = CPartialMerkleTree(vHashes, vMatch);
}

Example #3

File: zcbenchmarks.cpp Project: loxal/zcash

double benchmark_verify_equihash()
{
    CChainParams params = Params(CBaseChainParams::MAIN);
    CBlock genesis = Params(CBaseChainParams::MAIN).GenesisBlock();
    CBlockHeader genesis_header = genesis.GetBlockHeader();
    struct timeval tv_start;
    timer_start(tv_start);
    CheckEquihashSolution(&genesis_header, params);
    return timer_stop(tv_start);
}

Example #4

File: merkleblock.cpp Project: a7853z/bitcoin-abc

CMerkleBlock::CMerkleBlock(const CBlock &block,
                           const std::set<uint256> &txids) {
    header = block.GetBlockHeader();

    std::vector<bool> vMatch;
    std::vector<uint256> vHashes;

    vMatch.reserve(block.vtx.size());
    vHashes.reserve(block.vtx.size());

    for (unsigned int i = 0; i < block.vtx.size(); i++) {
        const uint256 &txid = block.vtx[i]->GetId();
        if (txids.count(txid))
            vMatch.push_back(true);
        else
            vMatch.push_back(false);
        vHashes.push_back(txid);
    }

    txn = CPartialMerkleTree(vHashes, vMatch);
}