bitcoin/src/wallet/walletutil.cpp
2022-02-09 19:31:23 +02:00

46 lines
1.4 KiB
C++

// Copyright (c) 2017-2021 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 <wallet/walletutil.h>
#include <logging.h>
#include <util/system.h>
namespace wallet {
fs::path GetWalletDir()
{
fs::path path;
if (gArgs.IsArgSet("-walletdir")) {
path = gArgs.GetPathArg("-walletdir");
if (!fs::is_directory(path)) {
// If the path specified doesn't exist, we return the deliberately
// invalid empty string.
path = "";
}
} else {
path = gArgs.GetDataDirNet();
// If a wallets directory exists, use that, otherwise default to GetDataDir
if (fs::is_directory(path / "wallets")) {
path /= "wallets";
}
}
return path;
}
bool IsFeatureSupported(int wallet_version, int feature_version)
{
return wallet_version >= feature_version;
}
WalletFeature GetClosestWalletFeature(int version)
{
static constexpr std::array wallet_features{FEATURE_LATEST, FEATURE_PRE_SPLIT_KEYPOOL, FEATURE_NO_DEFAULT_KEY, FEATURE_HD_SPLIT, FEATURE_HD, FEATURE_COMPRPUBKEY, FEATURE_WALLETCRYPT, FEATURE_BASE};
for (const WalletFeature& wf : wallet_features) {
if (version >= wf) return wf;
}
return static_cast<WalletFeature>(0);
}
} // namespace wallet