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704232c2 JB |
1 | #ifndef __NET_CFG80211_H |
2 | #define __NET_CFG80211_H | |
3 | ||
4 | #include <linux/netlink.h> | |
5 | #include <linux/skbuff.h> | |
55682965 | 6 | #include <linux/nl80211.h> |
704232c2 JB |
7 | #include <net/genetlink.h> |
8 | ||
9 | /* | |
10 | * 802.11 configuration in-kernel interface | |
11 | * | |
55682965 | 12 | * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
704232c2 JB |
13 | */ |
14 | ||
179f831b AG |
15 | /* Radiotap header iteration |
16 | * implemented in net/wireless/radiotap.c | |
17 | * docs in Documentation/networking/radiotap-headers.txt | |
18 | */ | |
19 | /** | |
20 | * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args | |
21 | * @rtheader: pointer to the radiotap header we are walking through | |
22 | * @max_length: length of radiotap header in cpu byte ordering | |
23 | * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg | |
24 | * @this_arg: pointer to current radiotap arg | |
25 | * @arg_index: internal next argument index | |
26 | * @arg: internal next argument pointer | |
27 | * @next_bitmap: internal pointer to next present u32 | |
28 | * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present | |
29 | */ | |
30 | ||
31 | struct ieee80211_radiotap_iterator { | |
32 | struct ieee80211_radiotap_header *rtheader; | |
33 | int max_length; | |
34 | int this_arg_index; | |
35 | u8 *this_arg; | |
36 | ||
37 | int arg_index; | |
38 | u8 *arg; | |
39 | __le32 *next_bitmap; | |
40 | u32 bitmap_shifter; | |
41 | }; | |
42 | ||
43 | extern int ieee80211_radiotap_iterator_init( | |
44 | struct ieee80211_radiotap_iterator *iterator, | |
45 | struct ieee80211_radiotap_header *radiotap_header, | |
46 | int max_length); | |
47 | ||
48 | extern int ieee80211_radiotap_iterator_next( | |
49 | struct ieee80211_radiotap_iterator *iterator); | |
50 | ||
51 | ||
704232c2 JB |
52 | /* from net/wireless.h */ |
53 | struct wiphy; | |
54 | ||
55 | /** | |
56 | * struct cfg80211_ops - backend description for wireless configuration | |
57 | * | |
58 | * This struct is registered by fullmac card drivers and/or wireless stacks | |
59 | * in order to handle configuration requests on their interfaces. | |
60 | * | |
61 | * All callbacks except where otherwise noted should return 0 | |
62 | * on success or a negative error code. | |
63 | * | |
43fb45cb JB |
64 | * All operations are currently invoked under rtnl for consistency with the |
65 | * wireless extensions but this is subject to reevaluation as soon as this | |
66 | * code is used more widely and we have a first user without wext. | |
67 | * | |
704232c2 JB |
68 | * @add_virtual_intf: create a new virtual interface with the given name |
69 | * | |
70 | * @del_virtual_intf: remove the virtual interface determined by ifindex. | |
55682965 JB |
71 | * |
72 | * @change_virtual_intf: change type of virtual interface | |
73 | * | |
704232c2 JB |
74 | */ |
75 | struct cfg80211_ops { | |
76 | int (*add_virtual_intf)(struct wiphy *wiphy, char *name, | |
55682965 | 77 | enum nl80211_iftype type); |
704232c2 | 78 | int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); |
55682965 JB |
79 | int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, |
80 | enum nl80211_iftype type); | |
704232c2 JB |
81 | }; |
82 | ||
83 | #endif /* __NET_CFG80211_H */ |