nkeynes@185: /* malloc.h -- header file for memory routines.  */
nkeynes@185: 
nkeynes@185: #ifndef _INCLUDE_MALLOC_H_
nkeynes@185: #define _INCLUDE_MALLOC_H_
nkeynes@185: 
nkeynes@185: #include <_ansi.h>
nkeynes@185: #include <sys/reent.h>
nkeynes@185: 
nkeynes@185: #define __need_size_t
nkeynes@185: #include <stddef.h>
nkeynes@185: 
nkeynes@185: #ifdef __cplusplus
nkeynes@185: extern "C" {
nkeynes@185: #endif
nkeynes@185: 
nkeynes@185: /* This version of struct mallinfo must match the one in
nkeynes@185:    libc/stdlib/mallocr.c.  */
nkeynes@185: 
nkeynes@185: struct mallinfo {
nkeynes@185:   int arena;    /* total space allocated from system */
nkeynes@185:   int ordblks;  /* number of non-inuse chunks */
nkeynes@185:   int smblks;   /* unused -- always zero */
nkeynes@185:   int hblks;    /* number of mmapped regions */
nkeynes@185:   int hblkhd;   /* total space in mmapped regions */
nkeynes@185:   int usmblks;  /* unused -- always zero */
nkeynes@185:   int fsmblks;  /* unused -- always zero */
nkeynes@185:   int uordblks; /* total allocated space */
nkeynes@185:   int fordblks; /* total non-inuse space */
nkeynes@185:   int keepcost; /* top-most, releasable (via malloc_trim) space */
nkeynes@185: };	
nkeynes@185: 
nkeynes@185: /* The routines.  */
nkeynes@185: 
nkeynes@185: extern _PTR malloc _PARAMS ((size_t));
nkeynes@185: extern _PTR _malloc_r _PARAMS ((struct _reent *, size_t));
nkeynes@185: 
nkeynes@185: extern _VOID free _PARAMS ((_PTR));
nkeynes@185: extern _VOID _free_r _PARAMS ((struct _reent *, _PTR));
nkeynes@185: 
nkeynes@185: extern _PTR realloc _PARAMS ((_PTR, size_t));
nkeynes@185: extern _PTR _realloc_r _PARAMS ((struct _reent *, _PTR, size_t));
nkeynes@185: 
nkeynes@185: extern _PTR calloc _PARAMS ((size_t, size_t));
nkeynes@185: extern _PTR _calloc_r _PARAMS ((struct _reent *, size_t, size_t));
nkeynes@185: 
nkeynes@185: extern _PTR memalign _PARAMS ((size_t, size_t));
nkeynes@185: extern _PTR _memalign_r _PARAMS ((struct _reent *, size_t, size_t));
nkeynes@185: 
nkeynes@185: extern struct mallinfo mallinfo _PARAMS ((void));
nkeynes@185: extern struct mallinfo _mallinfo_r _PARAMS ((struct _reent *));
nkeynes@185: 
nkeynes@185: extern void malloc_stats _PARAMS ((void));
nkeynes@185: extern void _malloc_stats_r _PARAMS ((struct _reent *));
nkeynes@185: 
nkeynes@185: extern int mallopt _PARAMS ((int, int));
nkeynes@185: extern int _mallopt_r _PARAMS ((struct _reent *, int, int));
nkeynes@185: 
nkeynes@185: extern size_t malloc_usable_size _PARAMS ((_PTR));
nkeynes@185: extern size_t _malloc_usable_size_r _PARAMS ((struct _reent *, _PTR));
nkeynes@185: 
nkeynes@185: /* These aren't too useful on an embedded system, but we define them
nkeynes@185:    anyhow.  */
nkeynes@185: 
nkeynes@185: extern _PTR valloc _PARAMS ((size_t));
nkeynes@185: extern _PTR _valloc_r _PARAMS ((struct _reent *, size_t));
nkeynes@185: 
nkeynes@185: extern _PTR pvalloc _PARAMS ((size_t));
nkeynes@185: extern _PTR _pvalloc_r _PARAMS ((struct _reent *, size_t));
nkeynes@185: 
nkeynes@185: extern int malloc_trim _PARAMS ((size_t));
nkeynes@185: extern int _malloc_trim_r _PARAMS ((struct _reent *, size_t));
nkeynes@185: 
nkeynes@185: /* Some systems provide this, so do too for compatibility.  */
nkeynes@185: 
nkeynes@185: extern void cfree _PARAMS ((_PTR));
nkeynes@185: 
nkeynes@185: /* A compatibility routine for an earlier version of the allocator.  */
nkeynes@185: 
nkeynes@185: extern _VOID mstats _PARAMS ((char *));
nkeynes@185: extern _VOID _mstats_r _PARAMS ((struct _reent *, char *));
nkeynes@185: 
nkeynes@185: #ifdef __CYGWIN32__
nkeynes@185: 
nkeynes@185: /* Cygwin32 needs to be able to copy all the malloc information from
nkeynes@185:    the parent to the child.  However, cygwin32 does not normally copy
nkeynes@185:    any data in the DLL data section.  This routine handles copying
nkeynes@185:    that information.  */
nkeynes@185: 
nkeynes@185: extern int __malloc_copy _PARAMS ((int (*) (void *, void *, void *, int),
nkeynes@185: 				   void *, int));
nkeynes@185: #endif /* __CYGWIN32 */
nkeynes@185: 
nkeynes@185: #ifdef __cplusplus
nkeynes@185: }
nkeynes@185: #endif
nkeynes@185: 
nkeynes@185: #endif /* _INCLUDE_MALLOC_H_ */