122 lines
3.4 KiB
C
122 lines
3.4 KiB
C
/*
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* An interface between IEEE802.15.4 device and rest of the kernel.
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*
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* Copyright (C) 2007, 2008, 2009 Siemens AG
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Written by:
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* Pavel Smolenskiy <pavel.smolenskiy@gmail.com>
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* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
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* Maxim Osipov <maxim.osipov@siemens.com>
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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*/
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#ifndef IEEE802154_NETDEVICE_H
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#define IEEE802154_NETDEVICE_H
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/*
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* A control block of skb passed between the ARPHRD_IEEE802154 device
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* and other stack parts.
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*/
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struct ieee802154_mac_cb {
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u8 lqi;
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struct ieee802154_addr sa;
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struct ieee802154_addr da;
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u8 flags;
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u8 seq;
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};
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static inline struct ieee802154_mac_cb *mac_cb(struct sk_buff *skb)
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{
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return (struct ieee802154_mac_cb *)skb->cb;
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}
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#define MAC_CB_FLAG_TYPEMASK ((1 << 3) - 1)
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#define MAC_CB_FLAG_ACKREQ (1 << 3)
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#define MAC_CB_FLAG_SECEN (1 << 4)
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#define MAC_CB_FLAG_INTRAPAN (1 << 5)
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static inline int mac_cb_is_ackreq(struct sk_buff *skb)
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{
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return mac_cb(skb)->flags & MAC_CB_FLAG_ACKREQ;
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}
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static inline int mac_cb_is_secen(struct sk_buff *skb)
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{
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return mac_cb(skb)->flags & MAC_CB_FLAG_SECEN;
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}
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static inline int mac_cb_is_intrapan(struct sk_buff *skb)
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{
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return mac_cb(skb)->flags & MAC_CB_FLAG_INTRAPAN;
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}
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static inline int mac_cb_type(struct sk_buff *skb)
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{
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return mac_cb(skb)->flags & MAC_CB_FLAG_TYPEMASK;
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}
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#define IEEE802154_MAC_SCAN_ED 0
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#define IEEE802154_MAC_SCAN_ACTIVE 1
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#define IEEE802154_MAC_SCAN_PASSIVE 2
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#define IEEE802154_MAC_SCAN_ORPHAN 3
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struct wpan_phy;
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/*
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* This should be located at net_device->ml_priv
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*
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* get_phy should increment the reference counting on returned phy.
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* Use wpan_wpy_put to put that reference.
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*/
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struct ieee802154_mlme_ops {
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int (*assoc_req)(struct net_device *dev,
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struct ieee802154_addr *addr,
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u8 channel, u8 page, u8 cap);
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int (*assoc_resp)(struct net_device *dev,
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struct ieee802154_addr *addr,
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u16 short_addr, u8 status);
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int (*disassoc_req)(struct net_device *dev,
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struct ieee802154_addr *addr,
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u8 reason);
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int (*start_req)(struct net_device *dev,
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struct ieee802154_addr *addr,
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u8 channel, u8 page, u8 bcn_ord, u8 sf_ord,
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u8 pan_coord, u8 blx, u8 coord_realign);
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int (*scan_req)(struct net_device *dev,
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u8 type, u32 channels, u8 page, u8 duration);
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struct wpan_phy *(*get_phy)(const struct net_device *dev);
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/*
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* FIXME: these should become the part of PIB/MIB interface.
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* However we still don't have IB interface of any kind
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*/
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u16 (*get_pan_id)(const struct net_device *dev);
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u16 (*get_short_addr)(const struct net_device *dev);
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u8 (*get_dsn)(const struct net_device *dev);
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u8 (*get_bsn)(const struct net_device *dev);
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};
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static inline struct ieee802154_mlme_ops *ieee802154_mlme_ops(
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const struct net_device *dev)
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{
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return dev->ml_priv;
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}
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#endif
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