/*
    This file is part of libcapwap.

    libcapwap is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    libcapwap is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.

*/

#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

#include <string.h>


#include "capwap.h"
#include "cwmsg.h"
#include "conn.h"


void cwmsg_addelem_cw_local_ip_addr(struct cwmsg *msg, struct conn * conn)
{
        struct sockaddr_storage a;
        socklen_t alen = sizeof(struct sockaddr_storage);
	getsockname (conn->sock,(struct sockaddr *)&a,&alen);

	switch (((struct sockaddr*)&a)->sa_family){
		case AF_INET:
		{
			struct sockaddr_in  * sain = (struct sockaddr_in*)&a;
			cwmsg_addelem(msg,CWMSGELEM_CAPWAP_LOCAL_IPV4_ADDRESS,(uint8_t*)&sain->sin_addr,4);
		}
			break;
#ifdef WITH_IPV6				
		case AF_INET6:
		{
			struct sockaddr_in6  * sain = (struct sockaddr_in6*)&a;
			cwmsg_addelem(msg,CWMSGELEM_CAPWAP_LOCAL_IPV6_ADDRESS,(uint8_t*)&sain->sin6_addr,16);
		}
		break;
#endif				
		}
}