new file mode 100644
--- /dev/null
+++ b/slabs.h
@@ -0,0 +1,30 @@
+/* slabs memory allocation */
+
+/* Init the subsystem. 1st argument is the limit on no. of bytes to allocate,
+   0 if no limit. 2nd argument is the growth factor; each slab will use a chunk
+   size equal to the previous slab's chunk size times this factor. */
+void slabs_init(const size_t limit, const double factor);
+
+
+/*
+ * Given object size, return id to use when allocating/freeing memory for object
+ * 0 means error: can't store such a large object
+ */
+
+unsigned int slabs_clsid(const size_t size);
+
+/* Allocate object of given length. 0 on error */ /*@null@*/
+void *do_slabs_alloc(const size_t size);
+
+/* Free previously allocated object */
+void do_slabs_free(void *ptr, size_t size);
+
+/* Fill buffer with stats */ /*@null@*/
+char* do_slabs_stats(int *buflen);
+
+/* Request some slab be moved between classes
+  1 = success
+   0 = fail
+   -1 = tried. busy. send again shortly. */
+int do_slabs_reassign(unsigned char srcid, unsigned char dstid);
+