diff options
Diffstat (limited to 'slabs.h')
-rw-r--r-- | slabs.h | 30 |
1 files changed, 30 insertions, 0 deletions
@@ -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 *slabs_alloc(const size_t size); + +/* Free previously allocated object */ +void slabs_free(void *ptr, size_t size); + +/* Fill buffer with stats */ /*@null@*/ +char* slabs_stats(int *buflen); + +/* Request some slab be moved between classes + 1 = success + 0 = fail + -1 = tried. busy. send again shortly. */ +int slabs_reassign(unsigned char srcid, unsigned char dstid); + |