diff --git a/openbsc/include/openbsc/Makefile.am b/openbsc/include/openbsc/Makefile.am
index a91322f..12e1a66 100644
--- a/openbsc/include/openbsc/Makefile.am
+++ b/openbsc/include/openbsc/Makefile.am
@@ -65,6 +65,7 @@
 	sgsn.h \
 	signal.h \
 	silent_call.h \
+	slhc.h \
 	smpp.h \
 	sms_queue.h \
 	socket.h \
diff --git a/openbsc/include/openbsc/debug.h b/openbsc/include/openbsc/debug.h
index 43ebb19..90ddca5 100644
--- a/openbsc/include/openbsc/debug.h
+++ b/openbsc/include/openbsc/debug.h
@@ -29,6 +29,7 @@
 	DBSSGP,
 	DLLC,
 	DSNDCP,
+	DSLHC,
 	DNAT,
 	DCTRL,
 	DSMPP,
diff --git a/openbsc/include/openbsc/slhc_vj.h b/openbsc/include/openbsc/slhc.h
similarity index 97%
rename from openbsc/include/openbsc/slhc_vj.h
rename to openbsc/include/openbsc/slhc.h
index 8716d59..cd5a47c 100644
--- a/openbsc/include/openbsc/slhc_vj.h
+++ b/openbsc/include/openbsc/slhc.h
@@ -171,7 +171,8 @@
 #define NULLSLCOMPR	(struct slcompress *)0
 
 /* In slhc.c: */
-struct slcompress *slhc_init(int rslots, int tslots);
+struct slcompress *slhc_init(const void *ctx, int rslots, int tslots);
+
 void slhc_free(struct slcompress *comp);
 
 int slhc_compress(struct slcompress *comp, unsigned char *icp, int isize,
@@ -180,4 +181,7 @@
 int slhc_remember(struct slcompress *comp, unsigned char *icp, int isize);
 int slhc_toss(struct slcompress *comp);
 
+void slhc_i_status(struct slcompress *comp);
+void slhc_o_status(struct slcompress *comp);
+
 #endif	/* _SLHC_H */