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rfkill.h
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/* * Copyright (C) 2006 - 2007 Ivo van Doorn * Copyright (C) 2007 Dmitry Torokhov * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef __RFKILL_H #define __RFKILL_H #include <linux/types.h> /* define userspace visible states */ #define RFKILL_STATE_SOFT_BLOCKED 0 #define RFKILL_STATE_UNBLOCKED 1 #define RFKILL_STATE_HARD_BLOCKED 2 /** * enum rfkill_type - type of rfkill switch. * * @RFKILL_TYPE_ALL: toggles all switches (requests only - not a switch type) * @RFKILL_TYPE_WLAN: switch is on a 802.11 wireless network device. * @RFKILL_TYPE_BLUETOOTH: switch is on a bluetooth device. * @RFKILL_TYPE_UWB: switch is on a ultra wideband device. * @RFKILL_TYPE_WIMAX: switch is on a WiMAX device. * @RFKILL_TYPE_WWAN: switch is on a wireless WAN device. * @RFKILL_TYPE_GPS: switch is on a GPS device. * @RFKILL_TYPE_FM: switch is on a FM radio device. * @RFKILL_TYPE_NFC: switch is on an NFC device. * @NUM_RFKILL_TYPES: number of defined rfkill types */ enum rfkill_type { RFKILL_TYPE_ALL = 0, RFKILL_TYPE_WLAN, RFKILL_TYPE_BLUETOOTH, RFKILL_TYPE_UWB, RFKILL_TYPE_WIMAX, RFKILL_TYPE_WWAN, RFKILL_TYPE_GPS, RFKILL_TYPE_FM, RFKILL_TYPE_NFC, NUM_RFKILL_TYPES, }; /** * enum rfkill_operation - operation types * @RFKILL_OP_ADD: a device was added * @RFKILL_OP_DEL: a device was removed * @RFKILL_OP_CHANGE: a device's state changed -- userspace changes one device * @RFKILL_OP_CHANGE_ALL: userspace changes all devices (of a type, or all) */ enum rfkill_operation { RFKILL_OP_ADD = 0, RFKILL_OP_DEL, RFKILL_OP_CHANGE, RFKILL_OP_CHANGE_ALL, }; /** * struct rfkill_event - events for userspace on /dev/rfkill * @idx: index of dev rfkill * @type: type of the rfkill struct * @op: operation code * @hard: hard state (0/1) * @soft: soft state (0/1) * * Structure used for userspace communication on /dev/rfkill, * used for events from the kernel and control to the kernel. */ struct rfkill_event { __u32 idx; __u8 type; __u8 op; __u8 soft, hard; } __attribute__((packed)); /* * We are planning to be backward and forward compatible with changes * to the event struct, by adding new, optional, members at the end. * When reading an event (whether the kernel from userspace or vice * versa) we need to accept anything that's at least as large as the * version 1 event size, but might be able to accept other sizes in * the future. * * One exception is the kernel -- we already have two event sizes in * that we've made the 'hard' member optional since our only option * is to ignore it anyway. */ #define RFKILL_EVENT_SIZE_V1 8 /* ioctl for turning off rfkill-input (if present) */ #define RFKILL_IOC_MAGIC 'R' #define RFKILL_IOC_NOINPUT 1 #define RFKILL_IOCTL_NOINPUT _IO(RFKILL_IOC_MAGIC, RFKILL_IOC_NOINPUT) /* and that's all userspace gets */ #endif /* __RFKILL_H */