Function btck_chainstate_manager_create

src/kernel/bitcoinkernel.cpp:1036–1073

}

btck_ChainstateManager* btck_chainstate_manager_create(
    const btck_ChainstateManagerOptions* chainman_opts)
{
    auto& opts{btck_ChainstateManagerOptions::get(chainman_opts)};
    std::unique_ptr<ChainstateManager> chainman;
    try {
        LOCK(opts.m_mutex);
        chainman = std::make_unique<ChainstateManager>(*opts.m_context->m_interrupt, opts.m_chainman_options, opts.m_blockman_options);
    } catch (const std::exception& e) {
        LogError("Failed to create chainstate manager: %s", e.what());
        return nullptr;
    }

    try {
        const auto chainstate_load_opts{WITH_LOCK(opts.m_mutex, return opts.m_chainstate_load_options)};

        kernel::CacheSizes cache_sizes{DEFAULT_KERNEL_CACHE};
        auto [status, chainstate_err]{node::LoadChainstate(*chainman, cache_sizes, chainstate_load_opts)};
        if (status != node::ChainstateLoadStatus::SUCCESS) {
            LogError("Failed to load chain state from your data directory: %s", chainstate_err.original);
            return nullptr;
        }
        std::tie(status, chainstate_err) = node::VerifyLoadedChainstate(*chainman, chainstate_load_opts);
        if (status != node::ChainstateLoadStatus::SUCCESS) {
            LogError("Failed to verify loaded chain state from your datadir: %s", chainstate_err.original);
            return nullptr;
        }
        if (auto result = chainman->ActivateBestChains(); !result) {
            LogError("%s", util::ErrorString(result).original);
            return nullptr;
        }
    } catch (const std::exception& e) {
        LogError("Failed to load chainstate: %s", e.what());
        return nullptr;
    }

    return btck_ChainstateManager::create(std::move(chainman), opts.m_context);
}

const btck_BlockTreeEntry* btck_chainstate_manager_get_block_tree_entry_by_hash(const btck_ChainstateManager* chainman, const btck_BlockHash* block_hash)
{