libmmalloc/mmalloc.h
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DEFINITIONS
This source file includes following functions.
/* $Id: mmalloc.h,v 1.1.1.1 1998/07/29 15:14:27 proff Exp $
* $Copyright$
*/
#ifndef MMALLOC_H
#define MMALLOC_H 1
#include "nconf.h"
#include <sys/types.h>
#include "mmap.h"
#include "mm_ansidecl.h"
/* Allocate SIZE bytes of memory. */
extern PTR mmalloc PARAMS ((PTR, size_t));
extern PTR mmalloc_check PARAMS ((PTR, size_t, char *));
/* Re-allocate the previously allocated block in PTR, making the new block
SIZE bytes long. */
extern PTR mrealloc PARAMS ((PTR, PTR, size_t));
extern PTR mrealloc_check PARAMS ((PTR, PTR, size_t, char *));
/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
extern PTR mcalloc PARAMS ((PTR, size_t, size_t));
extern PTR mcalloc_check PARAMS ((PTR, size_t, size_t, char *));
/* Free a block allocated by `mmalloc', `mrealloc' or `mcalloc'. */
extern void mfree PARAMS ((PTR, PTR));
extern void mfree_check PARAMS ((PTR, PTR, char *));
/* Allocate SIZE bytes allocated to ALIGNMENT bytes. */
extern PTR mmemalign PARAMS ((PTR, size_t, size_t));
/* Allocate SIZE bytes on a page boundary. */
extern PTR mvalloc PARAMS ((PTR, size_t));
/* Activate a debugging hook. */
extern void mmcheck PARAMS ((PTR, void (*) (void *, char *, int)));
/* Pick up the current statistics. (see FIXME elsewhere) */
extern struct mstats mmstats PARAMS ((PTR));
extern PTR mmalloc_attach PARAMS ((int, PTR, int));
extern PTR mmalloc_detach PARAMS ((PTR));
extern int mmalloc_setkey PARAMS ((PTR, int, PTR));
extern PTR mmalloc_getkey PARAMS ((PTR, int));
extern int mmalloc_errno PARAMS ((PTR));
extern int mmtrace PARAMS ((void));
/* Bits to look at in the malloc descriptor flags word */
#define MMALLOC_DEVZERO (1 << 0) /* Have mapped to /dev/zero */
#define MMALLOC_INITIALIZED (1 << 1) /* Initialized mmalloc */
#define MMALLOC_MMCHECK_USED (1 << 2) /* mmcheck() called already */
#define MMALLOC_ANON (1 << 3) /* Have mapped anonymous region */
#define MMALLOC_FILE (1 << 4) /* Have mapped anonymous region */
#endif /* MMALLOC_H */