Method newSendEarlyError

SIP/SIP2Interface.cpp:447–460

Warning: This assumes the cause message is a SIP request, not a SIP response.

// Warning: This assumes the cause message is a SIP request, not a SIP response.
void SipInterface::newSendEarlyError(SipMessage *cause, int code, const char * reason)
{
	// If the message that caused the error is a 400 class error response, we must not send
	// a response error to prevent a fast infinite message loop with the peer.
	// In fact, we will ignore any response, and only return errors to requests.
	if (cause->smGetCode() != 0) { return; }	// Ignore responses.

	IPAddressSpec peer;
	if (! peer.ipSet(cause->smGetProxy(),"incoming SIP message")) {
		return;	// If the peer address is invalid, not much else we can do about it.
	}
	SipMessageReply err(cause,code,string(reason),NULL);
	siWrite(&peer.mipSockAddr,&err);
}