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/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Copyright (C) 2008 John Crispin <blogic@openwrt.org>
* Copyright (C) 2008 Steven Barth <steven@midlink.org>
*/
#include <net/if.h>
#include <net/if_arp.h>
#include <net/route.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <linux/sockios.h>
#include <linux/if_vlan.h>
#include <iwlib.h>
#include <dirent.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
extern int sock_ifconfig;
static inline int _vlan_add(lua_State *L, int i)
{
struct vlan_ioctl_args ifr;
int a = (i == ADD_VLAN_CMD)?(2):(1);
char *ifname;
if(lua_gettop(L) != a)
{
lua_pushstring(L, "invalid arg list");
lua_error(L);
return 0;
}
ifname = (char *)lua_tostring (L, 1);
ifr.cmd = i;
if(i == ADD_VLAN_CMD)
ifr.u.VID = (int)lua_tointeger (L, 2);
strncpy(ifr.device1, ifname, IFNAMSIZ);
if(!ioctl(sock_ifconfig, SIOCSIFVLAN, &ifr))
lua_pushboolean(L, 1);
else
lua_pushboolean(L, 0);
return 1;
}
int vlan_add(lua_State *L)
{
return _vlan_add(L, ADD_VLAN_CMD);
}
int vlan_del(lua_State *L)
{
return _vlan_add(L, DEL_VLAN_CMD);
}
int vlan_getall(lua_State *L)
{
struct dirent **namelist;
int n = 0, i, count = 0;
count = scandir("/proc/net/vlan/", &namelist, NULL, alphasort);
if (count < 0)
return 0;
lua_newtable(L);
for (i = 0; i < count; i++)
{
if(strcmp(namelist[i]->d_name, "config") && (*namelist[i]->d_name != '.'))
{
n++;
lua_pushinteger(L, n);
lua_pushstring(L, namelist[i]->d_name);
lua_settable(L, -3);
}
free(namelist[i]);
}
free(namelist);
return 1;
}
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