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/* Copyright (C) 2017 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* This program 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
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
//! Lua wrapper module.
use std::os::raw::c_char;
use std::os::raw::c_int;
use std::os::raw::c_long;
#[cfg(feature = "lua_int8")]
type LuaInteger = i64;
#[cfg(not(feature = "lua_int8"))]
type LuaInteger = i32;
/// The Rust place holder for lua_State.
pub enum CLuaState {}
extern {
fn lua_createtable(lua: *mut CLuaState, narr: c_int, nrec: c_int);
fn lua_settable(lua: *mut CLuaState, idx: c_long);
fn lua_pushlstring(lua: *mut CLuaState, s: *const c_char, len: usize);
fn lua_pushinteger(lua: *mut CLuaState, n: LuaInteger);
}
pub struct LuaState {
pub lua: *mut CLuaState,
}
impl LuaState {
pub fn newtable(&self) {
unsafe {
lua_createtable(self.lua, 0, 0);
}
}
pub fn settable(&self, idx: i64) {
unsafe {
lua_settable(self.lua, idx as c_long);
}
}
pub fn pushstring(&self, val: &str) {
unsafe {
lua_pushlstring(self.lua, val.as_ptr() as *const c_char, val.len());
}
}
pub fn pushinteger(&self, val: i64) {
unsafe {
lua_pushinteger(self.lua, val as LuaInteger);
}
}
}
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