Are you using a rooted phone? Elevated privileges will be refused on a stock build. I'm not sure what the actual effect will be. I would expect a SecurityException, but it's possible that the "su" program is simply not visible to user-space processes.
Also, you are not specifying the full path to the su program, I doubt it will be included in your PATH. What is it you're trying to achieve? That code looks very vulnerable to attacks... On Mon, Feb 8, 2010 at 10:51 AM, Asif k <[email protected]> wrote: > I got somewhere on the net following code, I tried to execute but it > throws "broken pipe: IOException" at > > os.writeBytes(single + "\n"); line.... > > > Following is the code.. > > Process process = Runtime.getRuntime().exec("su"); DataOutputStream? > os = new DataOutputStream?(process.getOutputStream()); > DataInputStream? osRes = new DataInputStream? > (process.getInputStream()); for (String single : commands) { > > os.writeBytes(single + "\n"); os.flush(); res.add(osRes.readLine()); > } os.writeBytes("exit\n"); os.flush(); process.waitFor(); > > > Any idea.. > Please help... > Asif > > On Feb 4, 6:23 pm, Asif k <[email protected]> wrote: >> Is it possible to spawn a new process from the activity with su mode >> and then run the script?? >> i had given the shell script as bellow but does not give fruitful >> output, >> >> stored in the device: /data/local/hello.sh >> #!/system/bin/sh >> (ifconfig wlan0 up)su >> exit >> >> and form Java code, >> >> Process process = Runtime.getRuntime.exec("/data/local/hello.sh"); >> >> Can anyone please help me on this???? >> >> Thanks, >> Asif >> On Feb 4, 11:39 am, Asif k <[email protected]> wrote: >> >> >> >> > Hi all, >> >> > I am running a shell script stored in the device from android >> > application by creating instance of Process class. >> > But my script has commands which will be executed only in "su" mode. >> > any idea how to accomplish this? >> >> > Thanks, >> > Asif- Hide quoted text - >> >> - Show quoted text - > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
