1 /******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 *
4 * This program is distributed in the hope that it will be useful, but WITHOUT
5 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
6 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
7 * more details.
8 *
9 * The full GNU General Public License is included in this distribution in the
10 * file called LICENSE.
11 *
12 * Contact Information:
13 * wlanfae <wlanfae@realtek.com>
14 ******************************************************************************/
15 #ifndef __INC_DOT11D_H
16 #define __INC_DOT11D_H
17
18 #include "rtllib.h"
19
20
21
22 struct chnl_txpow_triple {
23 u8 FirstChnl;
24 u8 NumChnls;
25 u8 MaxTxPowerInDbm;
26 };
27
28 enum dot11d_state {
29 DOT11D_STATE_NONE = 0,
30 DOT11D_STATE_LEARNED,
31 DOT11D_STATE_DONE,
32 };
33
34 /**
35 * struct rt_dot11d_info * @CountryIeLen: value greater than 0 if @CountryIeBuf contains
36 * valid country information element.
37 * @channel_map: holds channel values
38 * 0 - invalid,
39 * 1 - valid (active scan),
40 * 2 - valid (passive scan)
41 * @CountryIeSrcAddr - Source AP of the country IE
42 */
43
44 struct rt_dot11d_info {
45
46 bool bEnabled;
47
48 u16 CountryIeLen;
49 u8 CountryIeBuf[MAX_IE_LEN];
50 u8 CountryIeSrcAddr[6];
51 u8 CountryIeWatchdog;
52
53 u8 channel_map[MAX_CHANNEL_NUMBER+1];
54 u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1];
55
56 enum dot11d_state State;
57 };
58
cpMacAddr(unsigned char * des,unsigned char * src)59 static inline void cpMacAddr(unsigned char *des, unsigned char *src)
60 {
61 memcpy(des, src, 6);
62 }
63
64 #define GET_DOT11D_INFO(__pIeeeDev) \
65 ((struct rt_dot11d_info *)((__pIeeeDev)->pDot11dInfo))
66
67 #define IS_DOT11D_ENABLE(__pIeeeDev) \
68 (GET_DOT11D_INFO(__pIeeeDev)->bEnabled)
69 #define IS_COUNTRY_IE_VALID(__pIeeeDev) \
70 (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0)
71
72 #define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) \
73 ether_addr_equal_unaligned( \
74 GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
75 #define UPDATE_CIE_SRC(__pIeeeDev, __pTa) \
76 cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa)
77
78 #define GET_CIE_WATCHDOG(__pIeeeDev) \
79 (GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog)
RESET_CIE_WATCHDOG(struct rtllib_device * __pIeeeDev)80 static inline void RESET_CIE_WATCHDOG(struct rtllib_device *__pIeeeDev)
81 {
82 GET_CIE_WATCHDOG(__pIeeeDev) = 0;
83 }
84 #define UPDATE_CIE_WATCHDOG(__pIeeeDev) (++GET_CIE_WATCHDOG(__pIeeeDev))
85
86 void dot11d_init(struct rtllib_device *dev);
87 void Dot11d_Channelmap(u8 channel_plan, struct rtllib_device *ieee);
88 void Dot11d_Reset(struct rtllib_device *dev);
89 void Dot11d_UpdateCountryIe(struct rtllib_device *dev, u8 *pTaddr,
90 u16 CoutryIeLen, u8 *pCoutryIe);
91 void DOT11D_ScanComplete(struct rtllib_device *dev);
92
93 #endif
94