add hand over required msg

src/NgapSmfLayer/ng_pdu_handover_required.h

+#ifndef  NG_PDU_HANDOVER_REQUIRED_H_
+#define  NG_PDU_HANDOVER_REQUIRED_H_
+
+
+int make_NGAP_PduHandOverRequired(const char *inputBuf, const char *outputBuf);
+
+#endif
+

src/smf_app/CMakeLists.txt

@@ -43,6 +43,7 @@ add_library (SMF STATIC
   ${SRC_TOP_DIR}/NgapSmfLayer/ng_pdu_session_resource_notify.c
   ${SRC_TOP_DIR}/NgapSmfLayer/ng_pdu_session_resource_modify_indication.c
   ${SRC_TOP_DIR}/NgapSmfLayer/ng_pdu_session_resource_modify_confirm.c
+  ${SRC_TOP_DIR}/NgapSmfLayer/ng_pdu_handover_required.c
   smf_app.cpp
   smf_config.cpp
   smf_context.cpp

src/smf_app/smf_app.cpp

@@ -55,6 +55,8 @@ extern "C"{
 #include "../NgapSmfLayer/ng_pdu_session_resource_notify.h"
 #include "../NgapSmfLayer/ng_pdu_session_resource_modify_indication.h"
 #include "../NgapSmfLayer/ng_pdu_session_resource_modify_confirm.h"
+#include "../NgapSmfLayer/ng_pdu_handover_required.h"
+
 
 }
 
@@ -2400,6 +2402,9 @@ void smf_app::create_n2_sm_information(std::shared_ptr<itti_n11_create_sm_contex
 	make_NGAP_PduSessionResourceNotify("",  "");
 	make_NGAP_PduSessionResourceModifyIndication("", "");
 	make_NGAP_PduSessionResourceModifyConfirm("", "");
+
+	
+	make_NGAP_PduHandOverRequired("", "");
 	
 	//make_NGAP_PduSessionResourceReleaseCommand("", "");