1. 根目录:
2. include
3. net
4. nl802154.h

#ifndef __NL802154_H
#define __NL802154_H
/*
 * 802.15.4 netlink interface public header
 *
 * Copyright 2014 Alexander Aring <aar@pengutronix.de>
 *
 * 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.
 *
 */

#define NL802154_GENL_NAME "nl802154"

enum nl802154_commands {
/* don't change the order or add anything between, this is ABI! */
/* currently we don't shipping this file via uapi, ignore the above one */
	NL802154_CMD_UNSPEC,

	NL802154_CMD_GET_WPAN_PHY,		/* can dump */
	NL802154_CMD_SET_WPAN_PHY,
	NL802154_CMD_NEW_WPAN_PHY,
	NL802154_CMD_DEL_WPAN_PHY,

	NL802154_CMD_GET_INTERFACE,		/* can dump */
	NL802154_CMD_SET_INTERFACE,
	NL802154_CMD_NEW_INTERFACE,
	NL802154_CMD_DEL_INTERFACE,

	NL802154_CMD_SET_CHANNEL,

	NL802154_CMD_SET_PAN_ID,
	NL802154_CMD_SET_SHORT_ADDR,

	NL802154_CMD_SET_TX_POWER,
	NL802154_CMD_SET_CCA_MODE,
	NL802154_CMD_SET_CCA_ED_LEVEL,

	NL802154_CMD_SET_MAX_FRAME_RETRIES,

	NL802154_CMD_SET_BACKOFF_EXPONENT,
	NL802154_CMD_SET_MAX_CSMA_BACKOFFS,

	NL802154_CMD_SET_LBT_MODE,

	/* add new commands above here */

	/* used to define NL802154_CMD_MAX below */
	__NL802154_CMD_AFTER_LAST,
	NL802154_CMD_MAX = __NL802154_CMD_AFTER_LAST - 1
};

enum nl802154_attrs {
/* don't change the order or add anything between, this is ABI! */
/* currently we don't shipping this file via uapi, ignore the above one */
	NL802154_ATTR_UNSPEC,

	NL802154_ATTR_WPAN_PHY,
	NL802154_ATTR_WPAN_PHY_NAME,

	NL802154_ATTR_IFINDEX,
	NL802154_ATTR_IFNAME,
	NL802154_ATTR_IFTYPE,

	NL802154_ATTR_WPAN_DEV,

	NL802154_ATTR_PAGE,
	NL802154_ATTR_CHANNEL,

	NL802154_ATTR_PAN_ID,
	NL802154_ATTR_SHORT_ADDR,

	NL802154_ATTR_TX_POWER,

	NL802154_ATTR_CCA_MODE,
	NL802154_ATTR_CCA_OPT,
	NL802154_ATTR_CCA_ED_LEVEL,

	NL802154_ATTR_MAX_FRAME_RETRIES,

	NL802154_ATTR_MAX_BE,
	NL802154_ATTR_MIN_BE,
	NL802154_ATTR_MAX_CSMA_BACKOFFS,

	NL802154_ATTR_LBT_MODE,

	NL802154_ATTR_GENERATION,

	NL802154_ATTR_CHANNELS_SUPPORTED,
	NL802154_ATTR_SUPPORTED_CHANNEL,

	NL802154_ATTR_EXTENDED_ADDR,

	/* add attributes here, update the policy in nl802154.c */

	__NL802154_ATTR_AFTER_LAST,
	NL802154_ATTR_MAX = __NL802154_ATTR_AFTER_LAST - 1
};

enum nl802154_iftype {
	/* for backwards compatibility TODO */
	NL802154_IFTYPE_UNSPEC = -1,

	NL802154_IFTYPE_NODE,
	NL802154_IFTYPE_MONITOR,
	NL802154_IFTYPE_COORD,

	/* keep last */
	NUM_NL802154_IFTYPES,
	NL802154_IFTYPE_MAX = NUM_NL802154_IFTYPES - 1
};

/**
 * enum nl802154_cca_modes - cca modes
 *
 * @__NL802154_CCA_INVALID: cca mode number 0 is reserved
 * @NL802154_CCA_ENERGY: Energy above threshold
 * @NL802154_CCA_CARRIER: Carrier sense only
 * @NL802154_CCA_ENERGY_CARRIER: Carrier sense with energy above threshold
 * @NL802154_CCA_ALOHA: CCA shall always report an idle medium
 * @NL802154_CCA_UWB_SHR: UWB preamble sense based on the SHR of a frame
 * @NL802154_CCA_UWB_MULTIPEXED: UWB preamble sense based on the packet with
 *	the multiplexed preamble
 * @__NL802154_CCA_ATTR_AFTER_LAST: Internal
 * @NL802154_CCA_ATTR_MAX: Maximum CCA attribute number
 */
enum nl802154_cca_modes {
	__NL802154_CCA_INVALID,
	NL802154_CCA_ENERGY,
	NL802154_CCA_CARRIER,
	NL802154_CCA_ENERGY_CARRIER,
	NL802154_CCA_ALOHA,
	NL802154_CCA_UWB_SHR,
	NL802154_CCA_UWB_MULTIPEXED,

	/* keep last */
	__NL802154_CCA_ATTR_AFTER_LAST,
	NL802154_CCA_ATTR_MAX = __NL802154_CCA_ATTR_AFTER_LAST - 1
};

/**
 * enum nl802154_cca_opts - additional options for cca modes
 *
 * @NL802154_CCA_OPT_ENERGY_CARRIER_OR: NL802154_CCA_ENERGY_CARRIER with OR
 * @NL802154_CCA_OPT_ENERGY_CARRIER_AND: NL802154_CCA_ENERGY_CARRIER with AND
 */
enum nl802154_cca_opts {
	NL802154_CCA_OPT_ENERGY_CARRIER_AND,
	NL802154_CCA_OPT_ENERGY_CARRIER_OR,

	/* keep last */
	__NL802154_CCA_OPT_ATTR_AFTER_LAST,
	NL802154_CCA_OPT_ATTR_MAX = __NL802154_CCA_OPT_ATTR_AFTER_LAST - 1
};

#endif /* __NL802154_H */