mirror of
https://github.com/0xFEEDC0DE64/arduino-esp32.git
synced 2025-11-04 08:01:38 +01:00
170 lines
4.2 KiB
C
170 lines
4.2 KiB
C
|
/* malloc.h -- header file for memory routines. */
|
||
|
|
|
||
|
|
#ifndef _INCLUDE_MALLOC_H_
|
||
|
|
#define _INCLUDE_MALLOC_H_
|
||
|
|
|
||
|
|
#include <_ansi.h>
|
||
|
|
#include <sys/reent.h>
|
||
|
|
|
||
|
|
#define __need_size_t
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
/* include any machine-specific extensions */
|
||
|
|
#include <machine/malloc.h>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* This version of struct mallinfo must match the one in
|
||
|
|
libc/stdlib/mallocr.c. */
|
||
|
|
|
||
|
|
struct mallinfo {
|
||
|
|
size_t arena; /* total space allocated from system */
|
||
|
|
size_t ordblks; /* number of non-inuse chunks */
|
||
|
|
size_t smblks; /* unused -- always zero */
|
||
|
|
size_t hblks; /* number of mmapped regions */
|
||
|
|
size_t hblkhd; /* total space in mmapped regions */
|
||
|
|
size_t usmblks; /* unused -- always zero */
|
||
|
|
size_t fsmblks; /* unused -- always zero */
|
||
|
|
size_t uordblks; /* total allocated space */
|
||
|
|
size_t fordblks; /* total non-inuse space */
|
||
|
|
size_t keepcost; /* top-most, releasable (via malloc_trim) space */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* The routines. */
|
||
|
|
|
||
|
|
extern _PTR malloc _PARAMS ((size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _malloc_r
|
||
|
|
#define _malloc_r(r, s) malloc (s)
|
||
|
|
#else
|
||
|
|
extern _PTR _malloc_r _PARAMS ((struct _reent *, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern _VOID free _PARAMS ((_PTR));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _free_r
|
||
|
|
#define _free_r(r, p) free (p)
|
||
|
|
#else
|
||
|
|
extern _VOID _free_r _PARAMS ((struct _reent *, _PTR));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern _PTR realloc _PARAMS ((_PTR, size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _realloc_r
|
||
|
|
#define _realloc_r(r, p, s) realloc (p, s)
|
||
|
|
#else
|
||
|
|
extern _PTR _realloc_r _PARAMS ((struct _reent *, _PTR, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern _PTR calloc _PARAMS ((size_t, size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _calloc_r
|
||
|
|
#define _calloc_r(r, s1, s2) calloc (s1, s2);
|
||
|
|
#else
|
||
|
|
extern _PTR _calloc_r _PARAMS ((struct _reent *, size_t, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern _PTR memalign _PARAMS ((size_t, size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _memalign_r
|
||
|
|
#define _memalign_r(r, s1, s2) memalign (s1, s2);
|
||
|
|
#else
|
||
|
|
extern _PTR _memalign_r _PARAMS ((struct _reent *, size_t, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern struct mallinfo mallinfo _PARAMS ((void));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _mallinfo_r
|
||
|
|
#define _mallinfo_r(r) mallinfo ()
|
||
|
|
#else
|
||
|
|
extern struct mallinfo _mallinfo_r _PARAMS ((struct _reent *));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern void malloc_stats _PARAMS ((void));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _malloc_stats_r
|
||
|
|
#define _malloc_stats_r(r) malloc_stats ()
|
||
|
|
#else
|
||
|
|
extern void _malloc_stats_r _PARAMS ((struct _reent *));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern int mallopt _PARAMS ((int, int));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _mallopt_r
|
||
|
|
#define _mallopt_r(i1, i2) mallopt (i1, i2)
|
||
|
|
#else
|
||
|
|
extern int _mallopt_r _PARAMS ((struct _reent *, int, int));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern size_t malloc_usable_size _PARAMS ((_PTR));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _malloc_usable_size_r
|
||
|
|
#define _malloc_usable_size_r(r, p) malloc_usable_size (p)
|
||
|
|
#else
|
||
|
|
extern size_t _malloc_usable_size_r _PARAMS ((struct _reent *, _PTR));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* These aren't too useful on an embedded system, but we define them
|
||
|
|
anyhow. */
|
||
|
|
|
||
|
|
extern _PTR valloc _PARAMS ((size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _valloc_r
|
||
|
|
#define _valloc_r(r, s) valloc (s)
|
||
|
|
#else
|
||
|
|
extern _PTR _valloc_r _PARAMS ((struct _reent *, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern _PTR pvalloc _PARAMS ((size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _pvalloc_r
|
||
|
|
#define _pvalloc_r(r, s) pvalloc (s)
|
||
|
|
#else
|
||
|
|
extern _PTR _pvalloc_r _PARAMS ((struct _reent *, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern int malloc_trim _PARAMS ((size_t));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _malloc_trim_r
|
||
|
|
#define _malloc_trim_r(r, s) malloc_trim (s)
|
||
|
|
#else
|
||
|
|
extern int _malloc_trim_r _PARAMS ((struct _reent *, size_t));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* A compatibility routine for an earlier version of the allocator. */
|
||
|
|
|
||
|
|
extern _VOID mstats _PARAMS ((char *));
|
||
|
|
#ifdef __CYGWIN__
|
||
|
|
#undef _mstats_r
|
||
|
|
#define _mstats_r(r, p) mstats (p)
|
||
|
|
#else
|
||
|
|
extern _VOID _mstats_r _PARAMS ((struct _reent *, char *));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* SVID2/XPG mallopt options */
|
||
|
|
|
||
|
|
#define M_MXFAST 1 /* UNUSED in this malloc */
|
||
|
|
#define M_NLBLKS 2 /* UNUSED in this malloc */
|
||
|
|
#define M_GRAIN 3 /* UNUSED in this malloc */
|
||
|
|
#define M_KEEP 4 /* UNUSED in this malloc */
|
||
|
|
|
||
|
|
/* mallopt options that actually do something */
|
||
|
|
|
||
|
|
#define M_TRIM_THRESHOLD -1
|
||
|
|
#define M_TOP_PAD -2
|
||
|
|
#define M_MMAP_THRESHOLD -3
|
||
|
|
#define M_MMAP_MAX -4
|
||
|
|
|
||
|
|
#ifndef __CYGWIN__
|
||
|
|
/* Some systems provide this, so do too for compatibility. */
|
||
|
|
extern void cfree _PARAMS ((_PTR));
|
||
|
|
#endif /* __CYGWIN__ */
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* _INCLUDE_MALLOC_H_ */
|