/*
 * In this module we implement user-driven sending of CANCEL and BYE
 * disconnection requests.
 */

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "../libsip/out_msg.h"

extern struct sockaddr_in sip_dest_sin;
extern char to_uri[];
extern int rtp_out_enable;

send_cancel_req()
{
	struct sip_msg_out msg;
	int rc;

	rtp_out_enable = 0;
	rc = start_request_out_msg(&msg, "CANCEL", to_uri);
	if (rc < 0) {
msg_size_err:	fprintf(stderr, "composing CANCEL message: size error\n");
		return(-1);
	}
	rc = add_req_boilerplate(&msg, "1 CANCEL", 0);
	if (rc < 0)
		goto msg_size_err;
	out_msg_finish(&msg);
	sip_tx_packet(&msg, &sip_dest_sin);
	return(0);
}

send_bye_req()
{
	struct sip_msg_out msg;
	int rc;

	rtp_out_enable = 0;
	rc = start_request_out_msg(&msg, "BYE", to_uri);
	if (rc < 0) {
msg_size_err:	fprintf(stderr, "composing BYE message: size error\n");
		return(-1);
	}
	rc = add_req_boilerplate(&msg, "2 BYE", 1);
	if (rc < 0)
		goto msg_size_err;
	out_msg_finish(&msg);
	sip_tx_packet(&msg, &sip_dest_sin);
	return(0);
}