1/* Memory management routine 2 Copyright (C) 1998 Kunihiro Ishiguro 3 4This file is part of GNU Zebra. 5 6GNU Zebra is free software; you can redistribute it and/or modify it 7under the terms of the GNU General Public License as published by the 8Free Software Foundation; either version 2, or (at your option) any 9later version. 10 11GNU Zebra is distributed in the hope that it will be useful, but 12WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with GNU Zebra; see the file COPYING. If not, write to the Free 18Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 1902111-1307, USA. */ 20 21#ifndef _ZEBRA_MEMORY_H 22#define _ZEBRA_MEMORY_H 23 24#define array_size(ar) (sizeof(ar) / sizeof(ar[0])) 25 26/* For pretty printing of memory allocate information. */ 27struct memory_list 28{ 29 int index; 30 const char *format; 31}; 32 33struct mlist { 34 struct memory_list *list; 35 const char *name; 36}; 37 38#include "lib/memtypes.h" 39 40extern struct mlist mlists[]; 41 42/* #define MEMORY_LOG */ 43#ifdef MEMORY_LOG 44#define XMALLOC(mtype, size) \ 45 mtype_zmalloc (__FILE__, __LINE__, (mtype), (size)) 46#define XCALLOC(mtype, size) \ 47 mtype_zcalloc (__FILE__, __LINE__, (mtype), (size)) 48#define XREALLOC(mtype, ptr, size) \ 49 mtype_zrealloc (__FILE__, __LINE__, (mtype), (ptr), (size)) 50#define XFREE(mtype, ptr) \ 51 do { \ 52 mtype_zfree (__FILE__, __LINE__, (mtype), (ptr)); \ 53 ptr = NULL; } \ 54 while (0) 55#define XSTRDUP(mtype, str) \ 56 mtype_zstrdup (__FILE__, __LINE__, (mtype), (str)) 57#else 58#define XMALLOC(mtype, size) zmalloc ((mtype), (size)) 59#define XCALLOC(mtype, size) zcalloc ((mtype), (size)) 60#define XREALLOC(mtype, ptr, size) zrealloc ((mtype), (ptr), (size)) 61#define XFREE(mtype, ptr) do { \ 62 zfree ((mtype), (ptr)); \ 63 ptr = NULL; } \ 64 while (0) 65#define XSTRDUP(mtype, str) zstrdup ((mtype), (str)) 66#endif /* MEMORY_LOG */ 67 68/* Prototypes of memory function. */ 69extern void *zmalloc (int type, size_t size); 70extern void *zcalloc (int type, size_t size); 71extern void *zrealloc (int type, void *ptr, size_t size); 72extern void zfree (int type, void *ptr); 73extern char *zstrdup (int type, const char *str); 74 75extern void *mtype_zmalloc (const char *file, int line, int type, size_t size); 76 77extern void *mtype_zcalloc (const char *file, int line, int type, size_t size); 78 79extern void *mtype_zrealloc (const char *file, int line, int type, void *ptr, 80 size_t size); 81 82extern void mtype_zfree (const char *file, int line, int type, 83 void *ptr); 84 85extern char *mtype_zstrdup (const char *file, int line, int type, 86 const char *str); 87extern void memory_init (void); 88extern void log_memstats_stderr (const char *); 89 90/* return number of allocations outstanding for the type */ 91extern unsigned long mtype_stats_alloc (int); 92 93/* Human friendly string for given byte count */ 94#define MTYPE_MEMSTR_LEN 20 95extern const char *mtype_memstr (char *, size_t, unsigned long); 96#endif /* _ZEBRA_MEMORY_H */ 97