gsm_04_08: implement parsing of UMTS Auth responses

Parse the longer UMTS res from the extended Auth Response Parameter IE.
Parse the R99 Authentication Failure and AUTS in case of cause
GSM_REJECT_SYNCH_FAILURE which indicates a SQN re-sync request.

Both still end in 'not implemented' error logs, which are the places where the
upcoming VLR that supports UMTS AKA will integrate.

Depends on recently added constants in libosmocore in
commit 55a43b801385e07a484217925ecf2379b9f54fcf
aka change-id I745061ce8eb88aa23080dadcdbfe2d703c362a30

Change-Id: I4868bbeedc32fa7b8d03b9e3c66db618543d38ec

0 files changed, 0 insertions, 0 deletions