func listen(name string, pipe *common.PeerPipe) (common.Packet, error) {
reqch := pipe.ReceiveChannel()
req, ok := <-reqch
if !ok {
return nil, common.NewError(common.SERVER_ERROR, "SyncProxy.listen(): channel closed. Terminate")
}
if req.Name() != name {
return nil, common.NewError(common.PROTOCOL_ERROR,
"SyncProxy.listen(): Expect message "+name+", Receive message "+req.Name())
}
return req, nil
}
