/* Memory management routine
Copyright (C) 1998 Kunihiro Ishiguro
This file is part of GNU Zebra.
GNU Zebra is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
GNU Zebra is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Zebra; see the file COPYING. If not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#ifndef _ZEBRA_MEMORY_H
#define _ZEBRA_MEMORY_H
#define array_size(ar) (sizeof(ar) / sizeof(ar[0]))
/* For pretty printing of memory allocate information. */
struct memory_list
{
int index;
const char *format;
};
struct mlist {
struct memory_list *list;
const char *name;
};
#include "lib/memtypes.h"
extern struct mlist mlists[];
/* #define MEMORY_LOG */
#ifdef MEMORY_LOG
#define XMALLOC(mtype, size) \
mtype_zmalloc (__FILE__, __LINE__, (mtype), (size))
#define XCALLOC(mtype, size) \
mtype_zcalloc (__FILE__, __LINE__, (mtype), (size))
#define XREALLOC(mtype, ptr, size) \
mtype_zrealloc (__FILE__, __LINE__, (mtype), (ptr), (size))
#define XFREE(mtype, ptr) \
do { \
mtype_zfree (__FILE__, __LINE__, (mtype), (ptr)); \
ptr = NULL; } \
while (0)
#define XSTRDUP(mtype, str) \
mtype_zstrdup (__FILE__, __LINE__, (mtype), (str))
#else
#define XMALLOC(mtype, size) zmalloc ((mtype), (size))
#define XCALLOC(mtype, size) zcalloc ((mtype), (size))
#define XREALLOC(mtype, ptr, size) zrealloc ((mtype), (ptr), (size))
#define XFREE(mtype, ptr) do { \
zfree ((mtype), (ptr)); \
ptr = NULL; } \
while (0)
#define XSTRDUP(mtype, str) zstrdup ((mtype), (str))
#endif /* MEMORY_LOG */
/* Prototypes of memory function. */
extern void *zmalloc (int type, size_t size);
extern void *zcalloc (int type, size_t size);
extern void *zrealloc (int type, void *ptr, size_t size);
extern void zfree (int type, void *ptr);
extern char *zstrdup (int type, const char *str);
extern void *mtype_zmalloc (const char *file, int line, int type, size_t size);
extern void *mtype_zcalloc (const char *file, int line, int type, size_t size);
extern void *mtype_zrealloc (const char *file, int line, int type, void *ptr,
size_t size);
extern void mtype_zfree (const char *file, int line, int type,
void *ptr);
extern char *mtype_zstrdup (const char *file, int line, int type,
const char *str);
extern void memory_init (void);
extern void log_memstats_stderr (const char *);
/* return number of allocations outstanding for the type */
extern unsigned long mtype_stats_alloc (int);
/* Human friendly string for given byte count */
#define MTYPE_MEMSTR_LEN 20
extern const char *mtype_memstr (char *, size_t, unsigned long);
#endif /* _ZEBRA_MEMORY_H */
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