blob: 29ec61b0175273c0b36fa1f5bab40fa2ae802a55 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
#ifndef __IEEE802154_6LOWPAN_I_H__
#define __IEEE802154_6LOWPAN_I_H__
#include <linux/list.h>
#include <net/inet_frag.h>
struct lowpan_create_arg {
u16 tag;
u16 d_size;
const struct ieee802154_addr *src;
const struct ieee802154_addr *dst;
};
/* Equivalent of ipv4 struct ip
*/
struct lowpan_frag_queue {
struct inet_frag_queue q;
u16 tag;
u16 d_size;
struct ieee802154_addr saddr;
struct ieee802154_addr daddr;
};
static inline u32 ieee802154_addr_hash(const struct ieee802154_addr *a)
{
switch (a->mode) {
case IEEE802154_ADDR_LONG:
return (((__force u64)a->extended_addr) >> 32) ^
(((__force u64)a->extended_addr) & 0xffffffff);
case IEEE802154_ADDR_SHORT:
return (__force u32)(a->short_addr);
default:
return 0;
}
}
struct lowpan_dev_record {
struct net_device *ldev;
struct list_head list;
};
/* private device info */
struct lowpan_dev_info {
struct net_device *real_dev; /* real WPAN device ptr */
struct mutex dev_list_mtx; /* mutex for list ops */
u16 fragment_tag;
};
static inline struct
lowpan_dev_info *lowpan_dev_info(const struct net_device *dev)
{
return netdev_priv(dev);
}
extern struct list_head lowpan_devices;
int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type);
void lowpan_net_frag_exit(void);
int lowpan_net_frag_init(void);
void lowpan_rx_init(void);
void lowpan_rx_exit(void);
#endif /* __IEEE802154_6LOWPAN_I_H__ */
|
