// It's up to the caller to decide whether to wait until this function completes.
public Task Save()
{
return(Task.Run(() => {
using (var fs = new FileStream(_path, FileMode.Create)) {
VaultMarshal.Marshal(_accessPassword, _accountData, fs);
}
}));
}
// Builds a vault from a given source.
public PasswordVault(string vaultPath, string accessPassword, Stream stream)
{
_path = vaultPath;
_accessPassword = accessPassword;
_accountData = VaultMarshal.Unmarshal(stream, accessPassword);
}