Add MDnsService

- Register MDnsService as a native system service "mdns" which
  can be used by NsdService to commnuicate with mdnsresponder.
  This service is used to replace the NDC design between
  NsdService and MDnsSdListener.
- A binder call interface for calling to MDnsSdListener.
- Move checkAnyPermssion() to BinderUtil.h which can be used by
  any component.

Bug: 209894875
Test: cd system/netd ; atest
Change-Id: I3543c0ac8ac8da0030ad05baef4d0847730fcae8
6 files changed
tree: ffe6a2c965ddfffc0c43980974c4a5611b353e94
  1. client/
  2. include/
  3. netutils_wrappers/
  4. server/
  5. tests/
  6. .editorconfig
  7. Android.bp
  8. NOTICE
  9. OWNERS
  10. PREUPLOAD.cfg
  11. TEST_MAPPING