Currently this will send a dummy inactivity test message,
there is currently no parsing or API to receive the messages.
The sequencing and credit entries are empty as sequencing
is currently not used at all.
The test is currently limited to send the message and see
if the application is crashing or not.
include/sccp/sccp_types.h contain Q.713 and GSM definitions
include/sccp/sccp.h is the application interface resembling
the esentials of the UNIX socket interface.
src/sccp.c is the actual implementation of SCCP featuring
connection and UDT1 support.
tests/sccp/sccp.c is testing connection creation and formating
of the SCCP messages used by the A-interface. And
it contains a simple fuzzing test to test the
robustnes of the implementation.