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Class------TAGWifiStateMachine.java------"WifiStateMachine" (frameworks\opt\net\wifi\service\java\com\android\server\wifi)WifiProStateMachine.java------"WiFi_PRO_WifiProStateMachine" (vendor\le\Le

========================================================================/packages/apps/Settings/src/com/android/settings/wifi/WifiMasterSwitchPreferenceController.javamWifiEnabler = new WifiEnabler...

1.status 查看当前的WIFI状态adb shell wpa_cli -iwlan0 -g@android:wpa_wlan0 IFNAME=wlan0 statusbssid=70:62:b8:62:2e:c4 // 一个长度为48位二进制的数字标志，用于识别不同的BSS(Basic Service Set)基本服务集，主要用于过滤freq=2412(1) 2417(2)

【！！！】.打开开发者模式才能在log中查看到有用信息【！！！】============================================================【1】 查看WPA WPS状态机的变化adb logcat | findstr "wlan0:.State" //【其中 . 点号是通配符】C:\Users\Administrator\Download

========================================================1: 01-18 02:45:03.291 3122 3122 D wpa_supplicant: wlan0: State: DISCONNECTED -> ASSOCIATINGvoid wpa_supplicant_set_state(struct wpa_suppl

http://androidxref.com/8.0.0_r4// MSG_INFO默认打印 MSG_DEBUG 默认不打印wpa_msg(wpa_s, MSG_INFO, "Associated with " MACSTR, MAC2STR(bssid)); wpa_dbg(wpa_s, MSG_DEBUG, "State: %s -> %s",wpa_supplicant_state_

http://androidxref.com/8.0.0_r4============================================================/frameworks/base/core/java/android/provider/Settings.javapublic static final String WIFI_SLEEP_POLICY = "

WPA_SUPPLICANT8 中 NL80211使用netlink有驱动交互的相关数据结构nl80211其实就是利用netlink机制将一些802.11相关的命令和参数发送给驱动去执行

安卓通过DHCP协议的DORA Discovery发现 Offer提供 Request请求 Ack确认 获取IP地址的过程

CTS 数据帧分析

JAVA状态机

破解wifi

1. adb shell ip route listip route list //打开WIFI连接热点的信息default via 192.168.235.4 dev wlan0 metric 323192.168.235.0/24 dev wlan0 proto kernel scope link src 192.168.235.139 metric 323

Wifi

一: Wifi热点后台定时扫描间隔1.如果在 xml 设置了 "wifi_supplicant_scan_interval_ms" 【Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS】项 那么wifi扫描间 优先取这个值2.如果是亮屏 使用 config_wifi_supplicant_scan_interval 大约15秒当做间隔15

wpa_supplicant 状态机的切换adb logcat | findstr "wpa_supplicant:.wlan0:.State:"1.一次打开WIFI自动连接的过程09-29 20:53:59.796  4882  4882 D wpa_supplicant: wlan0: State: DISCONNECTED -> DISCONNECTED09-29 2

WIFI相关的文件 ./system/bin/wifi2agps 【AGPS 辅助定位】 ./system/etc/permissions/android.hardware.wifi.direct.xml ./system/etc/permissions/android.hardware.wifi.xml ./system/etc/wifi/p2p_supplicant_overlay...