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9ec76716 SL |
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 | */ | |
33 | struct ieee802154_mac_cb { | |
34 | u8 lqi; | |
35 | struct ieee802154_addr sa; | |
36 | struct ieee802154_addr da; | |
37 | u8 flags; | |
38 | u8 seq; | |
39 | }; | |
40 | ||
41 | static 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 | ||
52 | static inline int mac_cb_is_ackreq(struct sk_buff *skb) | |
53 | { | |
54 | return mac_cb(skb)->flags & MAC_CB_FLAG_ACKREQ; | |
55 | } | |
56 | ||
57 | static inline int mac_cb_is_secen(struct sk_buff *skb) | |
58 | { | |
59 | return mac_cb(skb)->flags & MAC_CB_FLAG_SECEN; | |
60 | } | |
61 | ||
62 | static inline int mac_cb_is_intrapan(struct sk_buff *skb) | |
63 | { | |
64 | return mac_cb(skb)->flags & MAC_CB_FLAG_INTRAPAN; | |
65 | } | |
66 | ||
67 | static 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 | ||
77 | /* | |
78 | * This should be located at net_device->ml_priv | |
79 | */ | |
80 | struct ieee802154_mlme_ops { | |
81 | int (*assoc_req)(struct net_device *dev, | |
82 | struct ieee802154_addr *addr, | |
16eea493 | 83 | u8 channel, u8 page, u8 cap); |
9ec76716 SL |
84 | int (*assoc_resp)(struct net_device *dev, |
85 | struct ieee802154_addr *addr, | |
86 | u16 short_addr, u8 status); | |
87 | int (*disassoc_req)(struct net_device *dev, | |
88 | struct ieee802154_addr *addr, | |
89 | u8 reason); | |
90 | int (*start_req)(struct net_device *dev, | |
91 | struct ieee802154_addr *addr, | |
16eea493 | 92 | u8 channel, u8 page, u8 bcn_ord, u8 sf_ord, |
9ec76716 SL |
93 | u8 pan_coord, u8 blx, u8 coord_realign); |
94 | int (*scan_req)(struct net_device *dev, | |
16eea493 | 95 | u8 type, u32 channels, u8 page, u8 duration); |
9ec76716 SL |
96 | |
97 | /* | |
98 | * FIXME: these should become the part of PIB/MIB interface. | |
99 | * However we still don't have IB interface of any kind | |
100 | */ | |
101 | u16 (*get_pan_id)(struct net_device *dev); | |
102 | u16 (*get_short_addr)(struct net_device *dev); | |
103 | u8 (*get_dsn)(struct net_device *dev); | |
104 | u8 (*get_bsn)(struct net_device *dev); | |
105 | }; | |
106 | ||
107 | static inline struct ieee802154_mlme_ops *ieee802154_mlme_ops( | |
108 | struct net_device *dev) | |
109 | { | |
110 | return dev->ml_priv; | |
111 | } | |
112 | ||
113 | #endif | |
114 | ||
115 |