From 8396096c1c3d628a5a73ad718fa21031334e42c4 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Tue, 30 Mar 2021 13:50:02 +0200
Subject: CTRL_Adapter: Add function to obtain FSM instance state

This can be useful to verify expectations about the state of FSMs
in the IUT.

Change-Id: I33afc2e73be06e23147b5ac0b0fd3b9003935444
---
 library/Osmocom_CTRL_Adapter.ttcn | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/library/Osmocom_CTRL_Adapter.ttcn b/library/Osmocom_CTRL_Adapter.ttcn
index adc2887d..34ea300a 100644
--- a/library/Osmocom_CTRL_Adapter.ttcn
+++ b/library/Osmocom_CTRL_Adapter.ttcn
@@ -112,5 +112,22 @@ function f_ctrl_get_exp_trx(IPA_CTRL_PT pt, integer bts_nr, integer trx_nr, Ctrl
 	f_ctrl_get_exp(pt, valueof(ts_bts_trx(bts_nr, trx_nr)) & suffix, exp);
 }
 
+template (value) charstring ts_fsm_inst_id(charstring class_name, charstring inst_id) :=
+	"fsm." & class_name & ".id." & inst_id & ".";
+
+/* obtain the state of a specified FSM instance */
+function f_ctrl_get_fsm_inst_state(IPA_CTRL_PT pt, charstring fsm_class_name, charstring fsm_inst_id)
+return charstring {
+	return f_ctrl_get(pt, valueof(ts_fsm_inst_id(fsm_class_name, fsm_inst_id)) & "state");
+}
+
+/* expect the state of a specified FSM instance to match template */
+function f_ctrl_get_exp_inst_state(IPA_CTRL_PT pt, charstring fsm_class_name,
+				   template (value) charstring fsm_inst_id,
+				   template (present) CtrlValue exp)
+{
+	f_ctrl_get_exp(pt, valueof(ts_fsm_inst_id(fsm_class_name, valueof(fsm_inst_id))) & "state", exp);
+}
+
 
 }
-- 
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