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
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
#ifndef INC_DOT11D_H
#define INC_DOT11D_H
#ifdef ENABLE_DOT11D
#include "ieee80211.h"
typedef struct _CHNL_TXPOWER_TRIPLE {
u8 FirstChnl;
u8 NumChnls;
u8 MaxTxPowerInDbm;
} CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE;
typedef enum _DOT11D_STATE {
DOT11D_STATE_NONE = 0,
DOT11D_STATE_LEARNED,
DOT11D_STATE_DONE,
} DOT11D_STATE;
/**
* struct _RT_DOT11D_INFO
* @CountryIeLen: value greater than 0 if @CountryIeBuf contains
* valid country information element.
* @chanell_map: holds channel values
* 0 - invalid,
* 1 - valid (active scan),
* 2 - valid (passive scan)
* @CountryIeSrcAddr - Source AP of the country IE
*/
typedef struct _RT_DOT11D_INFO {
bool bEnabled;
u16 CountryIeLen;
u8 CountryIeBuf[MAX_IE_LEN];
u8 CountryIeSrcAddr[6];
u8 CountryIeWatchdog;
u8 channel_map[MAX_CHANNEL_NUMBER+1];
u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1];
DOT11D_STATE State;
} RT_DOT11D_INFO, *PRT_DOT11D_INFO;
static inline bool eqMacAddr(u8 *a, u8 *b)
{
return a[0] == b[0] && a[1] == b[1] && a[2] == b[2] &&
a[3] == b[3] && a[4] == b[4] && a[5] == b[5];
}
#define cpMacAddr(des, src) ((des)[0] = (src)[0], (des)[1] = (src)[1], \
(des)[2] = (src)[2], (des)[3] = (src)[3], \
(des)[4] = (src)[4], (des)[5] = (src)[5])
#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO) \
((__pIeeeDev)->pDot11dInfo))
#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled
#define IS_COUNTRY_IE_VALID(__pIeeeDev) \
(GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0)
#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) \
eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) \
cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \
(((__Ie).Length == 0 || (__Ie).Length != \
GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? FALSE : \
(!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, \
(__Ie).Octet, (__Ie).Length)))
#define CIE_WATCHDOG_TH 1
#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog
#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0
#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev)
#define IS_DOT11D_STATE_DONE(__pIeeeDev) \
(GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE)
void Dot11d_Init(struct ieee80211_device *dev);
void Dot11d_Reset(struct ieee80211_device *dev);
void Dot11d_UpdateCountryIe(struct ieee80211_device *dev, u8 *pTaddr,
u16 CoutryIeLen, u8 *pCoutryIe);
u8 DOT11D_GetMaxTxPwrInDbm(struct ieee80211_device *dev, u8 channel);
void DOT11D_ScanComplete(struct ieee80211_device *dev);
int IsLegalChannel(struct ieee80211_device *dev, u8 channel);
int ToLegalChannel(struct ieee80211_device *dev, u8 channel);
#endif /* ENABLE_DOT11D */
#endif /* INC_DOT11D_H */
|
