cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dot11d.h (2387B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/******************************************************************************
      3 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
      4 *
      5 * Contact Information:
      6 * wlanfae <wlanfae@realtek.com>
      7 ******************************************************************************/
      8#ifndef __INC_DOT11D_H
      9#define __INC_DOT11D_H
     10
     11#include "rtllib.h"
     12
     13struct chnl_txpow_triple {
     14	u8 first_channel;
     15	u8  num_channels;
     16	u8  max_tx_power;
     17};
     18
     19enum dot11d_state {
     20	DOT11D_STATE_NONE = 0,
     21	DOT11D_STATE_LEARNED,
     22	DOT11D_STATE_DONE,
     23};
     24
     25/**
     26 * struct rt_dot11d_info * @country_len: value greater than 0 if
     27 *		  @country_buffer contains valid country information element.
     28 * @channel_map: holds channel values
     29 *		0 - invalid,
     30 *		1 - valid (active scan),
     31 *		2 - valid (passive scan)
     32 * @country_src_addr - Source AP of the country IE
     33 */
     34
     35struct rt_dot11d_info {
     36	bool enabled;
     37
     38	u16 country_len;
     39	u8  country_buffer[MAX_IE_LEN];
     40	u8  country_src_addr[6];
     41	u8  country_watchdog;
     42
     43	u8  channel_map[MAX_CHANNEL_NUMBER + 1];
     44	u8  max_tx_power_list[MAX_CHANNEL_NUMBER + 1];
     45
     46	enum dot11d_state state;
     47};
     48
     49static inline void copy_mac_addr(unsigned char *des, unsigned char *src)
     50{
     51	memcpy(des, src, 6);
     52}
     53
     54#define GET_DOT11D_INFO(__ieee_dev)			\
     55	 ((struct rt_dot11d_info *)((__ieee_dev)->dot11d_info))
     56
     57#define IS_DOT11D_ENABLE(__ieee_dev)			\
     58	 (GET_DOT11D_INFO(__ieee_dev)->enabled)
     59#define IS_COUNTRY_IE_VALID(__ieee_dev)			\
     60	(GET_DOT11D_INFO(__ieee_dev)->country_len > 0)
     61
     62#define IS_EQUAL_CIE_SRC(__ieee_dev, __address)		\
     63	 ether_addr_equal_unaligned( \
     64		GET_DOT11D_INFO(__ieee_dev)->country_src_addr, __address)
     65#define UPDATE_CIE_SRC(__ieee_dev, __address)		\
     66	copy_mac_addr(GET_DOT11D_INFO(__ieee_dev)->country_src_addr, __address)
     67
     68#define GET_CIE_WATCHDOG(__ieee_dev)				\
     69	 (GET_DOT11D_INFO(__ieee_dev)->country_watchdog)
     70static inline void RESET_CIE_WATCHDOG(struct rtllib_device *__ieee_dev)
     71{
     72	GET_CIE_WATCHDOG(__ieee_dev) = 0;
     73}
     74
     75#define UPDATE_CIE_WATCHDOG(__ieee_dev) (++GET_CIE_WATCHDOG(__ieee_dev))
     76
     77void dot11d_init(struct rtllib_device *dev);
     78void dot11d_channel_map(u8 channel_plan, struct rtllib_device *ieee);
     79void dot11d_reset(struct rtllib_device *dev);
     80void dot11d_update_country(struct rtllib_device *dev, u8 *address,
     81			   u16 country_len, u8 *country);
     82void dot11d_scan_complete(struct rtllib_device *dev);
     83
     84#endif