Function KeyFilter

src/wallet/salvage.cpp:21–24

typedef std::pair<std::vector<unsigned char>, std::vector<unsigned char> > KeyValPair;

static bool KeyFilter(const std::string& type)
{
    return WalletBatch::IsKeyType(type) || type == DBKeys::HDCHAIN;
}

bool RecoverDatabaseFile(const fs::path& file_path, bilingual_str& error, std::vector<bilingual_str>& warnings)
{