One attempt to register or hello the desktop.
A stored certificate the desktop does not know returns OLLMrpc.RpcErrorCode.CERT_NOT_REGISTERED so the caller can sign a new certificate with the PIN. Success stores url and addresses.
| host |
desktop address from discovery |
| port |
desktop port |
| pin |
six digits from the pairing window |
| force_register |
true to ignore a stored CA and sign again |
|
zero when hello succeeds, otherwise an OLLMrpc.RpcErrorCode value |