1 /**
2 * collectd - src/utils_lua.h
3 * Copyright (C) 2010 Florian Forster
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Florian Forster <octo at collectd.org>
25 **/
27 #ifndef UTILS_LUA_H
28 #define UTILS_LUA_H 1
30 #include "plugin.h"
31 #include "collectd.h"
33 #ifndef DONT_POISON_SPRINTF_YET
34 #error "Files including utils_lua.h need to define DONT_POISON_SPRINTF_YET."
35 #endif
36 #include <lua.h>
38 /*
39 * access functions (stack -> C)
40 */
41 cdtime_t luaC_tocdtime(lua_State *L, int idx);
42 int luaC_tostringbuffer(lua_State *L, int idx, char *buffer,
43 size_t buffer_size);
44 value_t luaC_tovalue(lua_State *L, int idx, int ds_type);
45 value_list_t *luaC_tovaluelist(lua_State *L, int idx);
47 /*
48 * push functions (C -> stack)
49 */
50 int luaC_pushcdtime(lua_State *L, cdtime_t t);
51 int luaC_pushvalue(lua_State *L, value_t v, int ds_type);
52 int luaC_pushvaluelist(lua_State *L, const data_set_t *ds,
53 const value_list_t *vl);
55 #endif /* UTILS_LUA_H */