It checks location-state TRAP is forwaded correctly in BSC-NAT from BSC
towards locally connected CTRL client, with variable names updated to
contain BSC/BTS indexes.
It also verifies commands can be applied (SET) in inverse direction.
Each test can now plug in different acctions to be done by the emulated
MSC, by passing a BssmapCreateCallback RAN_Emaulation callback to
f_init(). Old hardcoded behaviour (main()) is renamed and used in
laready existing tests.
New infrastructure provides a generic BssmapCreateCallback taking care
of required boilerplate, so new tests/users only need to define a new
callback calling that generic one with a function pointer where all test
logic is implemented.
Each test can now plug in different actions to be done by the emulated
BSC_MS, by passing a function to f_init(). Old hardcoded behaviour (main())
is renamed and used in already existing tests.
Some of our files didn't have a copyright notice at all, let's add
it. Also, update the notices in other files and ensure a SPDX
identifier is present in all but the most trivial files.