diff options
author | Jo-Philipp Wich <jow@openwrt.org> | 2010-03-15 15:23:50 +0000 |
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committer | Jo-Philipp Wich <jow@openwrt.org> | 2010-03-15 15:23:50 +0000 |
commit | 9a6d72238d015580723edf92912be1e34a1fb687 (patch) | |
tree | 6b3abfa5633d3014c69fa70dc0e585cf6c4dd953 /libs/luanet/src/bridge.c | |
parent | 2a9ffa6d28432aaf58d620adfa891c8ff403d131 (diff) |
trunk: remove libs/lpk and libs/luanet
Diffstat (limited to 'libs/luanet/src/bridge.c')
-rw-r--r-- | libs/luanet/src/bridge.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/libs/luanet/src/bridge.c b/libs/luanet/src/bridge.c deleted file mode 100644 index 478f8b14ff..0000000000 --- a/libs/luanet/src/bridge.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * 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 <string.h> -#include <net/if.h> -#include <linux/sockios.h> -#include <dirent.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/ioctl.h> -#include <unistd.h> -#include <stdio.h> -#include <stdlib.h> - -#include <lua.h> -#include <lualib.h> -#include <lauxlib.h> - -static int sock_bridge = 0; -int bridge_startup() -{ - if(!sock_bridge) - sock_bridge = socket(AF_LOCAL, SOCK_STREAM, 0); - return sock_bridge; -} - -void bridge_shutdown(void) -{ - if(!sock_bridge) - return; - close(sock_bridge); - sock_bridge = 0; -} - -static inline int _bridge_new(lua_State *L, int i) -{ - char *ifname; - if(lua_gettop(L) != 1) - { - lua_pushstring(L, "invalid arg list"); - lua_error(L); - return 0; - } - - ifname = (char *)lua_tostring (L, 1); - if(!ioctl(sock_bridge, i, ifname)) - lua_pushboolean(L, 1); - else - lua_pushboolean(L, 0); - return 1; -} - -int bridge_new(lua_State *L) -{ - return _bridge_new(L, SIOCBRADDBR); -} - -int bridge_del(lua_State *L) -{ - return _bridge_new(L, SIOCBRDELBR); -} - -static inline int _bridge_addif(lua_State *L, int i) -{ - struct ifreq ifr; - char *br, *ifname; - if(lua_gettop(L) != 2) - { - lua_pushstring(L, "invalid arg list"); - lua_error(L); - return 0; - } - br = (char *)lua_tostring (L, 1); - ifname = (char *)lua_tostring (L, 2); - strncpy(ifr.ifr_name, br, IFNAMSIZ); - ifr.ifr_ifindex = if_nametoindex(ifname); - if(ifr.ifr_ifindex == 0) - { - lua_pushboolean(L, 0); - return 1; - } - if(!ioctl(sock_bridge, i, &ifr)) - lua_pushboolean(L, 1); - else - lua_pushboolean(L, 0); - return 1; -} - -int bridge_addif(lua_State *L) -{ - return _bridge_addif(L, SIOCBRADDIF); -} - -int bridge_delif(lua_State *L) -{ - return _bridge_addif(L, SIOCBRDELIF); -} - -#define SYSFS_PATH_MAX 512 -#define SYSFS_CLASS_NET "/sys/class/net/" -static int isbridge(const struct dirent *entry) -{ - char path[SYSFS_PATH_MAX]; - struct stat st; - - snprintf(path, SYSFS_PATH_MAX, SYSFS_CLASS_NET "%s/bridge", entry->d_name); - return stat(path, &st) == 0 && S_ISDIR(st.st_mode); -} - -static int isdev(const struct dirent *entry) -{ - if(*entry->d_name == '.') - return 0; - return 1; -} - -static inline void bridge_getifs(lua_State *L, const char *ifname) -{ - struct dirent **namelist; - int i, count = 0; - char path[SYSFS_PATH_MAX]; - snprintf(path, SYSFS_PATH_MAX, SYSFS_CLASS_NET "%s/brif", ifname); - count = scandir(path, &namelist, isdev, alphasort); - if(count < 0) - return; - - for(i = 0; i < count; i++) - { - lua_pushinteger(L, i + 1); - lua_pushstring(L, namelist[i]->d_name); - lua_settable(L, -3); - free(namelist[i]); - } - free(namelist); - return; -} - -int bridge_getall(lua_State *L) -{ - struct dirent **namelist; - int i, count = 0; - count = scandir(SYSFS_CLASS_NET, &namelist, isbridge, alphasort); - if (count < 0) - return 0; - - lua_newtable(L); - for (i = 0; i < count; i++) - { - lua_pushstring(L, namelist[i]->d_name); - lua_newtable(L); - bridge_getifs(L, namelist[i]->d_name); - free(namelist[i]); - lua_settable(L, -3); - } - free(namelist); - return 1; -} |