https://github.com/chatch/tcpdump-android

Build tcpdump for Android
https://github.com/chatch/tcpdump-android

Last synced: 3 months ago
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Build tcpdump for Android

• Host: GitHub
• URL: https://github.com/chatch/tcpdump-android
• Owner: chatch
• Created: 2013-09-03T05:46:49.000Z (almost 13 years ago)
• Default Branch: master
• Last Pushed: 2018-05-20T04:16:46.000Z (about 8 years ago)
• Last Synced: 2025-04-23T16:49:58.232Z (about 1 year ago)
• Language: Shell
• Homepage:
• Size: 8.79 KB
• Stars: 75
• Watchers: 4
• Forks: 37
• Open Issues: 3
• Metadata Files:
  • Readme: README.md

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README

          
Overview

--------

This script will cross compile tcpdump for use on Android devices.

It was written by Loic Poulain on OMAPpedia. See http://omappedia.org/wiki/USB_Sniffing_with_tcpdump for full details.

Build

-----

Install the [Android NDK](https://developer.android.com/tools/sdk/ndk/index.html) then:  

    gpg --recv-key E089DEF1D9C15D0D

        gpg: requesting key D9C15D0D from hkp server keys.gnupg.net

        gpg: key D9C15D0D: "The Tcpdump Group (Package signing key) " 2 new signatures

        gpg: 3 marginal(s) needed, 1 complete(s) needed, PGP trust model

        gpg: depth: 0  valid:   2  signed:  27  trust: 0-, 0q, 0n, 0m, 0f, 2u

        gpg: depth: 1  valid:  27  signed:  20  trust: 18-, 0q, 0n, 6m, 3f, 0u

        gpg: next trustdb check due at 2016-11-28

        gpg: Total number processed: 1

        gpg:         new signatures: 2

    gpg --fingerprint E089DEF1D9C15D0D

        pub   3104R/D9C15D0D 2013-05-13 [expires: 2023-05-11]

              Key fingerprint = 1F16 6A57 42AB B9E0 249A  8D30 E089 DEF1 D9C1 5D0D

        uid                  The Tcpdump Group (Package signing key) 

    export NDK=/ndk/is/here  

    ./build-tcpdump

Install on Droid

----------------

    > adb root

    > adb remount

    > adb push tcpdumpbuild/tcpdump /system/xbin/tcpdump

    > adb shell

    # mount | grep system

or  # grep system /proc/mounts

    /dev/block/xxxxxxxx /system ext4 ro,relatime,barrier=1,data=ordered 0 0

    # mount -o remount,ro /dev/block/xxxxxxxx /system

Run

---

    # tcpdump -D (or run netcfg)

    1.eth0

    2.any (Pseudo-device that captures on all interfaces)

    3.lo

    

    # tcpdump -vv -i eth0 -s 0 -w /sdcard/dump.cap