1/* $NetBSD: luapmf.c,v 1.5 2014/07/19 17:20:02 lneto Exp $ */ 2 3/* 4 * Copyright (c) 2011, 2013 Marc Balmer <mbalmer@NetBSD.org>. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the Author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31/* Lua pmf module */ 32 33#include <sys/param.h> 34#include <sys/device.h> 35#include <sys/lua.h> 36#ifdef _MODULE 37#include <sys/module.h> 38#endif 39#include <sys/reboot.h> 40 41#include <lua.h> 42#include <lauxlib.h> 43 44#ifdef _MODULE 45MODULE(MODULE_CLASS_MISC, luapmf, "lua"); 46 47static int 48system_shutdown(lua_State *L) 49{ 50 pmf_system_shutdown(lua_tointeger(L, 1)); 51 return 0; 52} 53 54static int 55set_platform(lua_State *L) 56{ 57 const char *key, *value; 58 59 key = lua_tostring(L, -2); 60 value = lua_tostring(L, -1); 61 if (key != NULL && value != NULL) 62 pmf_set_platform(key, value); 63 return 0; 64} 65 66static int 67get_platform(lua_State *L) 68{ 69 const char *key, *value; 70 71 key = lua_tostring(L, -1); 72 if (key != NULL) { 73 value = pmf_get_platform(key); 74 if (value != NULL) 75 lua_pushstring(L, value); 76 else 77 lua_pushnil(L); 78 } else 79 lua_pushnil(L); 80 return 1; 81 82} 83 84static int 85luaopen_pmf(lua_State *L) 86{ 87 const luaL_Reg pmf_lib[ ] = { 88 { "system_shutdown", system_shutdown }, 89 { "set_platform", set_platform }, 90 { "get_platform", get_platform }, 91 { NULL, NULL } 92 }; 93 94 luaL_newlib(L, pmf_lib); 95 96 /* some integer values */ 97 lua_pushinteger(L, PMFE_DISPLAY_ON); 98 lua_setfield(L, -2, "PMFE_DISPLAY_ON"); 99 lua_pushinteger(L, PMFE_DISPLAY_REDUCED); 100 lua_setfield(L, -2, "PMFE_DISPLAY_REDUCED"); 101 lua_pushinteger(L, PMFE_DISPLAY_STANDBY); 102 lua_setfield(L, -2, "PMFE_DISPLAY_STANDBY"); 103 lua_pushinteger(L, PMFE_DISPLAY_SUSPEND); 104 lua_setfield(L, -2, "PMFE_DISPLAY_SUSPEND"); 105 lua_pushinteger(L, PMFE_DISPLAY_OFF); 106 lua_setfield(L, -2, "PMFE_DISPLAY_OFF"); 107 lua_pushinteger(L, PMFE_DISPLAY_BRIGHTNESS_UP); 108 lua_setfield(L, -2, "PMFE_DISPLAY_BRIGHTNESS_UP"); 109 lua_pushinteger(L, PMFE_DISPLAY_BRIGHTNESS_DOWN); 110 lua_setfield(L, -2, "PMFE_DISPLAY_BRIGHTNESS_DOWN"); 111 lua_pushinteger(L, PMFE_AUDIO_VOLUME_UP); 112 lua_setfield(L, -2, "PMFE_AUDIO_VOLUME_UP"); 113 lua_pushinteger(L, PMFE_AUDIO_VOLUME_DOWN); 114 lua_setfield(L, -2, "PMFE_AUDIO_VOLUME_DOWN"); 115 lua_pushinteger(L, PMFE_AUDIO_VOLUME_TOGGLE); 116 lua_setfield(L, -2, "PMFE_AUDIO_VOLUME_TOGGLE"); 117 lua_pushinteger(L, PMFE_CHASSIS_LID_CLOSE); 118 lua_setfield(L, -2, "PMFE_CHASSIS_LID_CLOSE"); 119 lua_pushinteger(L, PMFE_CHASSIS_LID_OPEN); 120 lua_setfield(L, -2, "PMFE_CHASSIS_LID_OPEN"); 121 122 /* reboot(2) howto arg */ 123 lua_pushinteger(L, RB_AUTOBOOT); 124 lua_setfield(L, -2, "RB_AUTOBOOT"); 125 lua_pushinteger(L, RB_ASKNAME); 126 lua_setfield(L, -2, "RB_ASKNAME"); 127 lua_pushinteger(L, RB_DUMP); 128 lua_setfield(L, -2, "RB_DUMP"); 129 lua_pushinteger(L, RB_HALT); 130 lua_setfield(L, -2, "RB_HALT"); 131 lua_pushinteger(L, RB_POWERDOWN); 132 lua_setfield(L, -2, "RB_POWERDOWN"); 133 lua_pushinteger(L, RB_KDB); 134 lua_setfield(L, -2, "RB_KDB"); 135 lua_pushinteger(L, RB_NOSYNC); 136 lua_setfield(L, -2, "RB_NOSYNC"); 137 lua_pushinteger(L, RB_RDONLY); 138 lua_setfield(L, -2, "RB_RDONLY"); 139 lua_pushinteger(L, RB_SINGLE); 140 lua_setfield(L, -2, "RB_SINGLE"); 141 lua_pushinteger(L, RB_USERCONF); 142 lua_setfield(L, -2, "RB_USERCONF"); 143 144 return 1; 145} 146 147static int 148luapmf_modcmd(modcmd_t cmd, void *opaque) 149{ 150 int error; 151 switch (cmd) { 152 case MODULE_CMD_INIT: 153 error = klua_mod_register("pmf", luaopen_pmf); 154 break; 155 case MODULE_CMD_FINI: 156 error = klua_mod_unregister("pmf"); 157 break; 158 default: 159 error = ENOTTY; 160 } 161 return error; 162} 163#endif 164