Method Rewind

src/index/base.cpp:223–241

}

bool BaseIndex::Rewind(const CBlockIndex* current_tip, const CBlockIndex* new_tip)
{
    assert(current_tip == m_best_block_index);
    assert(current_tip->GetAncestor(new_tip->nHeight) == new_tip);

    // In the case of a reorg, ensure persisted block locator is not stale.
    // Pruning has a minimum of 288 blocks-to-keep and getting the index
    // out of sync may be possible but a users fault.
    // In case we reorg beyond the pruned depth, ReadBlockFromDisk would
    // throw and lead to a graceful shutdown
    m_best_block_index = new_tip;
    if (!Commit()) {
        // If commit fails, revert the best block index to avoid corruption.
        m_best_block_index = current_tip;
        return false;
    }

    return true;
}

void BaseIndex::BlockConnected(const std::shared_ptr<const CBlock>& block, const CBlockIndex* pindex)
{