core: keep info about aor being considered case sensitive or not

dset.c

@@ -893,3 +893,22 @@ int uri_restore_rcv_alias(str *uri, str *nuri, str *suri)
 
 	return 0;
 }
+
+/* address of record (aor) management */
+
+/* address of record considered case sensitive
+ * - 0 = no; 1 = yes */
+static int aor_case_sensitive=0;
+
+int set_aor_case_sensitive(int mode)
+{
+	int r;
+	r = aor_case_sensitive;
+	aor_case_sensitive = mode;
+	return r;
+}
+
+int get_aor_case_sensitive(void)
+{
+	return aor_case_sensitive;
+}

dset.h

@@ -258,4 +258,8 @@ int uri_restore_rcv_alias(str *uri, str *nuri, str *suri);
 
 int init_dst_set(void);
 
+int set_aor_case_sensitive(int mode);
+
+int get_aor_case_sensitive(void);
+
 #endif /* _DSET_H */