1// Copyright (c) 2023-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#include <node/blockmanager_args.h>
6
7#include <common/args.h>
8#include <node/blockstorage.h>
9#include <node/database_args.h>
10#include <tinyformat.h>
11#include <util/byte_units.h>
12#include <util/result.h>
13#include <util/translation.h>
14#include <validation.h>
15
16#include <cstdint>
17
18namespace node {
19util::Result<void> ApplyArgsManOptions(const ArgsManager& args, BlockManager::Options& opts)
20{
21    if (auto value{args.GetBoolArg("-blocksxor")}) opts.use_xor = *value;
22    // block pruning; get the amount of disk space (in MiB) to allot for block & undo files
23    int64_t nPruneArg{args.GetIntArg("-prune", opts.prune_target)};
24    if (nPruneArg < 0) {
25        return util::Error{_("Prune cannot be configured with a negative value.")};
26    }
27    uint64_t nPruneTarget{uint64_t(nPruneArg) * 1_MiB};
28    if (nPruneArg == 1) { // manual pruning: -prune=1
29        nPruneTarget = BlockManager::PRUNE_TARGET_MANUAL;
30    } else if (nPruneTarget) {
31        if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {
32            return util::Error{strprintf(_("Prune configured below the minimum of %d MiB.  Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1_MiB)};
33        }
34    }
35    opts.prune_target = nPruneTarget;
36
37    if (auto value{args.GetBoolArg("-fastprune")}) opts.fast_prune = *value;
38
39    ReadDatabaseArgs(args, opts.block_tree_db_params.options);
40
41    return {};
42}
43} // namespace node
44