May 2017
Beginner to intermediate
470 pages
10h 49m
English
Content preview from Android System Programming
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Debugging Wi-Fi start up processes
Once the system starts, we can check the wpa_supplicant debug message using logcat as follows:
$ adb logcat -s "wpa_supplicant"
We can see that wpa_supplicant started successfully using Ethernet eth1 and global control socket wpa_eth1. This global control socket is specified in init.ranchu.rc as part of the wpa_supplicant service as follows:
service wpa_supplicant /system/bin/wpa_supplicant -ieth1 -Dwired -c/data/misc/wifi/wpa_supplicant.conf -e/data/misc/wifi/entropy.bin -g@android:wpa_eth1 -dd class main socket wpa_eth1 dgram 660 wifi wifi disabled oneshot
We can also check the network status using ...
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