1/* 2 * An interface between IEEE802.15.4 device and rest of the kernel. 3 * 4 * Copyright (C) 2007, 2008, 2009 Siemens AG 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 8 * as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Written by: 20 * Pavel Smolenskiy <pavel.smolenskiy@gmail.com> 21 * Maxim Gorbachyov <maxim.gorbachev@siemens.com> 22 * Maxim Osipov <maxim.osipov@siemens.com> 23 * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> 24 */ 25 26#ifndef IEEE802154_NETDEVICE_H 27#define IEEE802154_NETDEVICE_H 28 29/* 30 * A control block of skb passed between the ARPHRD_IEEE802154 device 31 * and other stack parts. 32 */ 33struct ieee802154_mac_cb { 34 u8 lqi; 35 struct ieee802154_addr sa; 36 struct ieee802154_addr da; 37 u8 flags; 38 u8 seq; 39}; 40 41static inline struct ieee802154_mac_cb *mac_cb(struct sk_buff *skb) 42{ 43 return (struct ieee802154_mac_cb *)skb->cb; 44} 45 46#define MAC_CB_FLAG_TYPEMASK ((1 << 3) - 1) 47 48#define MAC_CB_FLAG_ACKREQ (1 << 3) 49#define MAC_CB_FLAG_SECEN (1 << 4) 50#define MAC_CB_FLAG_INTRAPAN (1 << 5) 51 52static inline int mac_cb_is_ackreq(struct sk_buff *skb) 53{ 54 return mac_cb(skb)->flags & MAC_CB_FLAG_ACKREQ; 55} 56 57static inline int mac_cb_is_secen(struct sk_buff *skb) 58{ 59 return mac_cb(skb)->flags & MAC_CB_FLAG_SECEN; 60} 61 62static inline int mac_cb_is_intrapan(struct sk_buff *skb) 63{ 64 return mac_cb(skb)->flags & MAC_CB_FLAG_INTRAPAN; 65} 66 67static inline int mac_cb_type(struct sk_buff *skb) 68{ 69 return mac_cb(skb)->flags & MAC_CB_FLAG_TYPEMASK; 70} 71 72#define IEEE802154_MAC_SCAN_ED 0 73#define IEEE802154_MAC_SCAN_ACTIVE 1 74#define IEEE802154_MAC_SCAN_PASSIVE 2 75#define IEEE802154_MAC_SCAN_ORPHAN 3 76 77struct wpan_phy; 78/* 79 * This should be located at net_device->ml_priv 80 * 81 * get_phy should increment the reference counting on returned phy. 82 * Use wpan_wpy_put to put that reference. 83 */ 84struct ieee802154_mlme_ops { 85 int (*assoc_req)(struct net_device *dev, 86 struct ieee802154_addr *addr, 87 u8 channel, u8 page, u8 cap); 88 int (*assoc_resp)(struct net_device *dev, 89 struct ieee802154_addr *addr, 90 u16 short_addr, u8 status); 91 int (*disassoc_req)(struct net_device *dev, 92 struct ieee802154_addr *addr, 93 u8 reason); 94 int (*start_req)(struct net_device *dev, 95 struct ieee802154_addr *addr, 96 u8 channel, u8 page, u8 bcn_ord, u8 sf_ord, 97 u8 pan_coord, u8 blx, u8 coord_realign); 98 int (*scan_req)(struct net_device *dev, 99 u8 type, u32 channels, u8 page, u8 duration); 100 101 struct wpan_phy *(*get_phy)(const struct net_device *dev); 102 103 u16 (*get_pan_id)(const struct net_device *dev); 104 u16 (*get_short_addr)(const struct net_device *dev); 105 u8 (*get_dsn)(const struct net_device *dev); 106 u8 (*get_bsn)(const struct net_device *dev); 107}; 108 109static inline struct ieee802154_mlme_ops *ieee802154_mlme_ops( 110 const struct net_device *dev) 111{ 112 return dev->ml_priv; 113} 114 115#endif 116