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0917f7e7c5
* lib/memory.h
* mtype_zcalloc(): correct function prototype
* XFREE(): make both definitions consistent in setting
the pointer to NULL after freeing the memory
These changes will only have an effect if MEMORY_LOG is defined
(it is not by default).
95 lines
3.1 KiB
C
95 lines
3.1 KiB
C
/* Memory management routine
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Copyright (C) 1998 Kunihiro Ishiguro
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This file is part of GNU Zebra.
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GNU Zebra is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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GNU Zebra is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Zebra; see the file COPYING. If not, write to the Free
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef _ZEBRA_MEMORY_H
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#define _ZEBRA_MEMORY_H
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/* For pretty printing of memory allocate information. */
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struct memory_list
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{
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int index;
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const char *format;
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};
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struct mlist {
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struct memory_list *list;
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const char *name;
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};
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#include "lib/memtypes.h"
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extern struct mlist mlists[];
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/* #define MEMORY_LOG */
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#ifdef MEMORY_LOG
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#define XMALLOC(mtype, size) \
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mtype_zmalloc (__FILE__, __LINE__, (mtype), (size))
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#define XCALLOC(mtype, size) \
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mtype_zcalloc (__FILE__, __LINE__, (mtype), (size))
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#define XREALLOC(mtype, ptr, size) \
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mtype_zrealloc (__FILE__, __LINE__, (mtype), (ptr), (size))
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#define XFREE(mtype, ptr) \
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do { \
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mtype_zfree (__FILE__, __LINE__, (mtype), (ptr)); \
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ptr = NULL; } \
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while (0)
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#define XSTRDUP(mtype, str) \
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mtype_zstrdup (__FILE__, __LINE__, (mtype), (str))
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#else
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#define XMALLOC(mtype, size) zmalloc ((mtype), (size))
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#define XCALLOC(mtype, size) zcalloc ((mtype), (size))
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#define XREALLOC(mtype, ptr, size) zrealloc ((mtype), (ptr), (size))
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#define XFREE(mtype, ptr) do { \
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zfree ((mtype), (ptr)); \
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ptr = NULL; } \
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while (0)
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#define XSTRDUP(mtype, str) zstrdup ((mtype), (str))
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#endif /* MEMORY_LOG */
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/* Prototypes of memory function. */
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extern void *zmalloc (int type, size_t size);
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extern void *zcalloc (int type, size_t size);
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extern void *zrealloc (int type, void *ptr, size_t size);
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extern void zfree (int type, void *ptr);
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extern char *zstrdup (int type, const char *str);
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extern void *mtype_zmalloc (const char *file, int line, int type, size_t size);
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extern void *mtype_zcalloc (const char *file, int line, int type, size_t size);
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extern void *mtype_zrealloc (const char *file, int line, int type, void *ptr,
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size_t size);
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extern void mtype_zfree (const char *file, int line, int type,
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void *ptr);
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extern char *mtype_zstrdup (const char *file, int line, int type,
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const char *str);
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extern void memory_init (void);
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extern void log_memstats_stderr (const char *);
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/* return number of allocations outstanding for the type */
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extern unsigned long mtype_stats_alloc (int);
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/* Human friendly string for given byte count */
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#define MTYPE_MEMSTR_LEN 20
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extern const char *mtype_memstr (char *, size_t, unsigned long);
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#endif /* _ZEBRA_MEMORY_H */
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