1 files changed, 13 insertions, 0 deletions
diff --git a/src/libs6rc/s6rc_service_typenum.c b/src/libs6rc/s6rc_service_typenum.c
new file mode 100644
index 0000000..3c008c6
--- /dev/null
+++ b/src/libs6rc/s6rc_service_typenum.c
@@ -0,0 +1,13 @@
+/* ISC license. */
+
+#include <stdint.h>
+
+#include <s6-rc/db.h>
+
+void s6rc_service_typenum (uint32_t const *db, uint32_t id, uint8_t *type, uint32_t *num)
+{
+  uint8_t t = 0 ;
+  while (id >= dbn[t]) id -= dbn[t++] ;
+  *type = t ;
+  *num = id ;
+}