Perun13

Alan W

function VCAlreadyClosed(uint vid, bytes sig) AliceOrBob public {
    require((msg.sender != virtual[vid].Ingrid && (virtual[vid].status == VCStatus.Closing || virtual[vid].status == VCStatus.ClosingFinal)) ||
            (msg.sender == virtual[vid].Ingrid && virtual[vid].status == VCStatus.Timeouted));
    bytes32 msgHash = keccak256(vid, alreadyClosed);
    require(libSignatures.verify(Other(msg.sender, alice.id, bob.id), msgHash, sig));
    EventClosed();
    selfdestruct(msg.sender);
}