Anyway native code can do permission checks fine, just by doing the same IPC into the system that other things do.
On Mon, Dec 20, 2010 at 12:05 PM, Chris Stratton <cs07...@gmail.com> wrote: > On Dec 20, 2:58 pm, Earlence <earlencefe...@gmail.com> wrote: > > > However, with the recent introduction of the ability to record audio > > from native code, there should be a permission check for it > > (android.permission.RECORD_AUDIO) > > Is it a similar patch like the internet check.? > > That would depend on how "native" audio recording is implemented, > something I'm not familiar with but you could find out from browsing > the appropriate source version. > > If it were like a traditional linux with access to a sound driver in > the kernel, then it could be device file permissions or it could be > like the internet patch that would check for membership in a hard- > coded unix group id. > > On the other hand, audio recording might be implemented as a native > wrapper around a platform service done via binder IPC, and the > permission might be checked in user mode code on the other end of the > binder IPC, perhaps even in java code there. > > -- > unsubscribe: > android-kernel+unsubscr...@googlegroups.com<android-kernel%2bunsubscr...@googlegroups.com> > website: http://groups.google.com/group/android-kernel > -- Dianne Hackborn Android framework engineer hack...@android.com Note: please don't send private questions to me, as I don't have time to provide private support, and so won't reply to such e-mails. All such questions should be posted on public forums, where I and others can see and answer them. -- unsubscribe: android-kernel+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-kernel
