libhidl: modify getService
1. Add a three-time retry after a second of delay each time if the first
attempt to get a binderized implementation of a HAL fails. This is
necessary since a client can start before the binderized service. In
the absence of better synchronization, we use a timeout.
2. Make it possible for the default passthrough implementation to be
asked for explicitly by the caller. When a binderized implementation
wishes to use the default implementation (e.g.,
android.hardware.nfc@1.0-impl), it can bypass the attempt to retrieve
the binderized call (which we know is missing).
b/31458381
b/31240290
causes b/31715232
Test: pass
Change-Id: I61b31593b381b2ab49fe20974b2316a7c0b5f25a
Signed-off-by: Iliyan Malchev <malchev@google.com>
1 file changed