actube/src/cw/cw_addelem_capwap_local_ip_addr.c
7u83@mail.ru f4ebe841a5 renamed capwap directory to cw.
FossilOrigin-Name: 8a43dd9d05a4cb73210243ddd8df2a26f16c7ef2c4d4e36ab446de1f65d88223
2016-03-03 19:46:20 +00:00

80 lines
1.9 KiB
C

/*
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"
uint8_t * cw_addelem(uint8_t * buf,int type, uint8_t *elem, int len)
{
uint32_t val = type<<16|len;
*((uint32_t*)(buf))=htonl(val);
buf+=4;
memcpy(buf,elem,len);
return buf+len;
}
void cw_addelem_capwap_local_ip_addr(struct cwmsg *msg, int sock, int cw_mode)
{
struct sockaddr_storage a;
socklen_t alen = sizeof(struct sockaddr_storage);
getsockname (sock,(struct sockaddr *)&a,&alen);
int cw_mode = cwmsg->capwap_mode;
switch (((struct sockaddr*)&a)->sa_family){
case AF_INET:
{
struct sockaddr_in * sain = (struct sockaddr_in*)&a;
int id;
if (cw_mode == CWMODE_CISCO)
id = CWMSGELEM_WTP_IPV4_IP_ADDR;
else
id = CWMSGELEM_CAPWAP_LOCAL_IPV4_ADDRESS;
cwmsg_addelem(msg,id,(uint8_t*)&sain->sin_addr,4);
break;
}
case AF_INET6:
{
int id;
if (cw_mode == CWMODE_CISCO)
id = CWMSGELEM_WTP_IPV6_IP_ADDR;
else
id = CWMSGELEM_CAPWAP_LOCAL_IPV6_ADDRESS;
struct sockaddr_in6 * sain = (struct sockaddr_in6*)&a;
return cwmsg_addelem(msg,id,(uint8_t*)&sain->sin6_addr,16);
}
break;
}
}