diff --git a/include/osmocore/gsm48.h b/include/osmocore/gsm48.h
index d0cf09d..95963d5 100644
--- a/include/osmocore/gsm48.h
+++ b/include/osmocore/gsm48.h
@@ -1,9 +1,16 @@
 #ifndef _OSMOCORE_GSM48_H
 
 #include <osmocore/tlv.h>
+#include <osmocore/protocol/gsm_04_08.h>
 
 extern const struct tlv_definition gsm48_att_tlvdef;
-extern const char *cc_state_names[];
+extern const char *cc_state_names[32];
+const char *gsm48_cc_msg_names[0x40];
 const char *rr_cause_name(uint8_t cause);
 
+void gsm48_generate_lai(struct gsm48_loc_area_id *lai48, uint16_t mcc,
+			uint16_t mnc, uint16_t lac);
+int gsm48_generate_mid_from_tmsi(uint8_t *buf, uint32_t tmsi);
+int gsm48_generate_mid_from_imsi(uint8_t *buf, const char *imsi);
+
 #endif