The document discusses the Android Debug Bridge (ADB) tool. It describes ADB as a command line interface that allows communication with Android emulators and devices. It provides details on common ADB commands like adb shell, adb devices, adb install and adb logcat. It also covers using ADB to capture screenshots and device logs, install and uninstall apps, and run commands on an Android shell.

1. Android
ADB

2. Hello!I am Yossi Gruner

3. Agenda
▣ what is adb
▣ adb commands
▣ adb scripts
▣ adb files
▣ adb over WiFi
▣ screen capture/record
▣ logcat
▣ shell command
□ am
□ pm
□ dumpsys
□ more…

4. What is ADB

5. What is ADB
▣ Android Debug Bridge (adb) is a versatile command
line tool that lets you communicate with an emulator
instance or connected Android-powered device.

6. 3 elements of ADB
▣ adb clients
□ executable with subcommand
□ ”adb shell”, ”adb logcat” : the end point of host side
▣ adb server
□ running on host on back-ground
□ act as proxy between adb clients and adbd
▣ adb daemon (adbd)
□ running on target device
□ started by init, if die, restarted by init again

7. How it connect

8. How it connect

9. ADB Commands
▣ adb devices
□ Print All the connected devices
▣ adb shell
□ run remote shell interactively
▣ adb jdwp
□ list PIDs of processes hosting a JDWP transport
▣ adb install/uninstall
□ un/install the application
▣ adb start-server
□ ensure that there is a server running
▣ adb kill-server
□ kill the server if it is running

10. Adb scripts
▣ adb wait-for-device
□ block until device is online
▣ adb start-server
□ ensure that there is a server running
▣ adb kill-server
□ kill the server if it is running
▣ adb get-state
□ prints: offline | bootloader | device
▣ adb get-serialno
□ prints: <serial-number>
▣ adb get-devpath
□ prints: <device-path>

11. Adb scripts
▣ adb status-window
□ continuously print device status for a specified device
▣ adb remount
□ remounts the /system and /vendor (if present) partitions on
the device read-write
▣ adb reboot [bootloader|recovery]
□ reboots the device, optionally into the bootloader or
recovery program
▣ adb reboot-bootloader -
□ reboots the device into the bootloader
▣ adb root
□ restarts the adbd daemon with root permissions
▣ adb usb
□ restarts the adbd daemon listening on USB

12. Adb - Files
▣ Copy file to device
□ adb push <local> <remote>
▣ Copy file from device
□ adb pull <remote> <local>

13. adb over WiFi
▣ Android Device
□ adb shell netcfg
 get the android IP address (x.x.x.x)
□ adb shell setprop service.adb.tcp.port 5555
□ adb shell stop adbd && start adbd
▣ PC device
□ adb connect x.x.x.x
□ adb -s x.x.x.x:5555 logcat
□ adb -s x.x.x.x:5555 logcat |grep -vE "/dalvik"
□ adb -s x.x.x.x:5555 shell

14. BugReport
▣ Command
□ adb shell bugreport > bugreport.txt
□ java -jar chkbugreport.jar bugreport.txt
▣ JAR download
□ https://github.com/sonyxperiadev/ChkBugReport/download
s

15. ScreenCapture
▣ Command:
□ adb shell screencap -p /sdcard/screen.png
□ adb pull /sdcard/screen.png
□ adb shell rm /sdcard/screen.png
▣ Other way
□ adb shell screencap -p | sed 's/r$//' > screen.png
□ adb shell screencap -p | perl -pe 's/x0Dx0A/x0A/g' >
screen.png

16. ScreenRecord
▣ Command:
□ adb shell screenrecord /sdcard/recording.mp4
□ adb pull /sdcard/recording.mp4
□ adb shell rm /sdcard/recording.mp4

17. Adb Key Event
▣ Power Button
□ adb shell input keyevent 26
▣ Unlock screen
□ adb shell input keyevent 82
▣ Volume down
□ adb shell input keyevent 25
▣ List of Keyevent
□ http://developer.android.com/reference/android/view/KeyEv
ent.html

18. Logcat - Logging
▣ Filter by tagname
□ adb logcat -s TAG_NAME
□ adb logcat -s TAG_NAME_1 TAG_NAME_2
▣ Filter by priority
□ adb logcat "*:PRIORITY"
 V - Verbose (lowest priority)
 D - Debug
 I - Info
 W - Warning
 E - Error
 F - Fatal
 S - Silent (highest priority, on which nothing is ever
printed)

19. Logcat - Logging
▣ Filter using grep
□ adb logcat | grep "SEARCH_TERM"
□ Example
 adb logcat | grep "Exception"
▣ Clearing the logcat buffer
□ adb logcat -c

20. Logcat - Buffers
▣ radio - adb command “”
□ View the buffer that contains radio/telephony related
messages.
▣ events
□ View the buffer containing events-related messages.
▣ main
□ View the main log buffer (default)
Run Command “logcat -b <buffer>”

21. Shell Commands
▣ dumpstate
□ Dumps state to a file.
▣ dmesg
□ Prints kernel debugging messages to the screen
▣ start
□ Starts an emulator/device instance.
▣ stop
□ Stops execution of an emulator/device instance.
▣ restart
□ restart an emulator/device instance.

22. Shell Commands
▣ top
□ Prints all the running tasks on your device
▣ Service
□ Help to communicate with phone services
 service list
 service check <SERVICE_NAME>
 service call <SERVICE_NAME> CODE

23. Shell Commands - More
▣ More Commands
□ adb shell ls /system/bin

24. AM - Activity Manager
▣ Start Activity
□ am start <packageName/.ActivityClass>
▣ Start/Stop Service
□ am startservice -n <packageName/.ServiceClass>
□ am stopservice -n <packageName/.ServiceClass>
▣ Send broadcast
□ am broadcast -a <action_name>
▣ Users
□ am switch-user <USER_ID>
□ am start-user <USER_ID>
□ am stop-user <USER_ID>
▣ More Commands
▣ adb shell am

25. PM - Package Manager
▣ pm list packages
▣ pm list permission-groups
▣ pm list users
▣ pm install
▣ pm create-user
▣ pm remove-user USER_ID
▣ pm get-max-users
▣ More Commands
▣ adb shell pm

26. Dumpsys
▣ dumpsys
□ will show all system data from the device
▣ you can filter it by adding
□ dumpsys activity
□ dumpsys batterystats
□ dumpsys cpuinfo
□ dumpsys wifi
□ dumpsys meminfo
□ dumpsys package ‘package’
▣ More:
□ adb shell dumpsys -l

27. Joke commands
▣ adb hell
□ same as ”adb shell” except ”hell” color :)
▣ adb lolcat
□ same as ”adb logcat”

28. Task #1
1. Open Settings Application
a. main application
2. Open Settings In Inner Activity
a. WifiSettings

29. Task #2
1. Get System Application to pc
a. Dialer.apk

30. Task #3
1. Open my Application with intent and extra
a. extra keys
i. string
ii. bool
iii. float
iv. string_array
▣ Download Apk
□ https://goo.gl/IWTGle
▣ Code reference
□ https://github.com/yossigruner/AdbSession

31. Task #4
1. enable the NFC
2. disable the NFC

32. Answers
▣ Task #1
□ adb shell am start -S com.android.settings/com.android.settings.Settings
□ adb shell am start -a android.intent.action.MAIN -n
com.android.settings/.wifi.WifiSettings
▣ Task #2
□ adb root
□ adb remount
□ adb pull /system/priv-app/Dialer/Dialer.apk
▣ Task #3
□ adb shell am start -n com.mike.adbsession/com.mike.adbsession.MainActivity --ez
bool false --ef float 1.999 --es string hello --esa string_array hello,world
▣ Task #4
□ enable - service call nfc 6
□ disable - service call nfc 5

33. References
▣ https://community.woodwing.net/sites/default/files/A
ndroid%20Debug%20Bridge%20%7C%20Android%
20Developers.pdf
▣ https://source.android.com/devices/tech/debug/dum
psys.html

34. Thanks!Any questions?
yossigruner@gmail.com