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More selective filtering of lua libs, seed random set for lua interpreter, Release Canidate

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This commit is contained in:
KimLS 2013-06-29 01:43:56 -07:00
parent e42c7a38a5
commit 2c68e813e9
1 changed files with 31 additions and 3 deletions
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34
zone/lua_parser.cpp
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@ -780,12 +780,40 @@ void LuaParser::ReloadQuests() {
AddError(error); AddError(error);
} }
#ifdef SANITIZE_LUA_LIBS if(luaL_dostring(L, "math.randomseed(os.time())")) {
lua_pushnil(L); std::string error = lua_tostring(L, -1);
lua_setglobal(L, "os"); AddError(error);
}
#ifdef SANITIZE_LUA_LIBS
//io
lua_pushnil(L); lua_pushnil(L);
lua_setglobal(L, "io"); lua_setglobal(L, "io");
//some os/debug are okay some are not
lua_getglobal(L, "os");
lua_pushnil(L);
lua_setfield(L, -2, "exit");
lua_pushnil(L);
lua_setfield(L, -2, "execute");
lua_pushnil(L);
lua_setfield(L, -2, "getenv");
lua_pushnil(L);
lua_setfield(L, -2, "remove");
lua_pushnil(L);
lua_setfield(L, -2, "rename");
lua_pushnil(L);
lua_setfield(L, -2, "setlocale");
lua_pushnil(L);
lua_setfield(L, -2, "tmpname");
lua_pop(L, 1);
lua_pushnil(L);
lua_setglobal(L, "collectgarbage");
lua_pushnil(L);
lua_setglobal(L, "loadfile");
#endif #endif
lua_getglobal(L, "package"); lua_getglobal(L, "package");