SGsAP protocol definitions (header + C file)

Change-Id: Idddfc9b851eb4c2fa7dd661a9ce1b03a04883109
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index dcc491d..3cc2ec5 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -505,5 +505,14 @@
 osmo_oap_client_init;
 osmo_oap_client_register;
 
+sgsap_msg_type_names;
+sgsap_eps_lu_type_names;
+sgsap_ismi_det_eps_type_names;
+sgsap_ismi_det_noneps_type_names;
+sgsap_service_ind_names;
+sgsap_sgs_cause_names;
+sgsap_ue_emm_mode_names;
+sgsap_ie_tlvdef;
+
 local: *;
 };