Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/include/net/ieee802154_netdev.h
10817 views
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 <[email protected]>

21
 * Maxim Gorbachyov <[email protected]>

22
 * Maxim Osipov <[email protected]>

23
 * Dmitry Eremin-Solenikov <[email protected]>

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
struct 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
 */

84
struct 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
	/*

104
	 * FIXME: these should become the part of PIB/MIB interface.

105
	 * However we still don't have IB interface of any kind

106
	 */

107
	u16 (*get_pan_id)(const struct net_device *dev);

108
	u16 (*get_short_addr)(const struct net_device *dev);

109
	u8 (*get_dsn)(const struct net_device *dev);

110
	u8 (*get_bsn)(const struct net_device *dev);

111
};

112


113
static inline struct ieee802154_mlme_ops *ieee802154_mlme_ops(

114
		const struct net_device *dev)

115
{

116
	return dev->ml_priv;

117
}

118


119
#endif

120


121


122


123