projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 634949ae DS |
1 | /* |
| 2 | * This file defines the lua interface into | |
| 3 | * FRRouting. | |
| 4 | * | |
| 5 | * Copyright (C) 2016 Cumulus Networks, Inc. | |
| 6 | * Donald Sharp | |
| 7 | * | |
| 8 | * This file is part of FreeRangeRouting (FRR). | |
| 9 | * | |
| 10 | * FRR is free software; you can redistribute it and/or modify it under the | |
| 11 | * terms of the GNU General Public License as published by the Free Software | |
| 12 | * Foundation; either version 2, or (at your option) any later version. | |
| 13 | * | |
| 14 | * FRR is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 15 | * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
| 16 | * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more | |
| 17 | * details. | |
| 18 | * | |
| 19 | * You should have received a copy of the GNU General Public License along | |
| 20 | * with FRR; see the file COPYING. If not, write to the Free Software | |
| 21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 22 | */ | |
| 23 | #ifndef __LUA_H__ | |
| 24 | #define __LUA_H__ | |
| 25 | ||
| 26 | #if defined(HAVE_LUA) | |
| 27 | ||
| 5dbb0a7b QY |
28 | #include "lua.h" |
| 29 | #include "lualib.h" | |
| 30 | #include "lauxlib.h" | |
| 634949ae | 31 | |
| 5e244469 RW |
32 | #ifdef __cplusplus |
| 33 | extern "C" { | |
| 34 | #endif | |
| 35 | ||
| 634949ae DS |
36 | /* |
| 37 | * These functions are helper functions that | |
| 38 | * try to glom some of the lua_XXX functionality | |
| 39 | * into what we actually need, instead of having | |
| 40 | * to make multiple calls to set up what | |
| 41 | * we want | |
| 42 | */ | |
| 43 | enum lua_rm_status { | |
| 44 | /* | |
| 45 | * Script function run failure. This will translate into a | |
| 46 | * deny | |
| 47 | */ | |
| 48 | LUA_RM_FAILURE = 0, | |
| 49 | /* | |
| 50 | * No Match was found for the route map function | |
| 51 | */ | |
| 52 | LUA_RM_NOMATCH, | |
| 53 | /* | |
| 54 | * Match was found but no changes were made to the | |
| 55 | * incoming data. | |
| 56 | */ | |
| 57 | LUA_RM_MATCH, | |
| 58 | /* | |
| 59 | * Match was found and data was modified, so | |
| 60 | * figure out what changed | |
| 61 | */ | |
| 62 | LUA_RM_MATCH_AND_CHANGE, | |
| 63 | }; | |
| 64 | ||
| 65 | /* | |
| 66 | * Open up the lua.scr file and parse | |
| 67 | * initial global values, if any. | |
| 68 | */ | |
| 69 | lua_State *lua_initialize(const char *file); | |
| 70 | ||
| 71 | void lua_setup_prefix_table(lua_State *L, const struct prefix *prefix); | |
| 72 | ||
| 73 | enum lua_rm_status lua_run_rm_rule(lua_State *L, const char *rule); | |
| 74 | ||
| 75 | /* | |
| 76 | * Get particular string/integer information | |
| 77 | * from a table. It is *assumed* that | |
| 78 | * the table has already been selected | |
| 79 | */ | |
| 80 | const char *get_string(lua_State *L, const char *key); | |
| 81 | int get_integer(lua_State *L, const char *key); | |
| 5e244469 RW |
82 | |
| 83 | #ifdef __cplusplus | |
| 84 | } | |
| 85 | #endif | |
| 86 | ||
| 634949ae DS |
87 | #endif |
| 88 | #endif |