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Annotation of embedaddon/quagga/lib/memory.h, revision 1.1.1.1

1.1       misho       1: /* Memory management routine
                      2:    Copyright (C) 1998 Kunihiro Ishiguro
                      3: 
                      4: This file is part of GNU Zebra.
                      5: 
                      6: GNU Zebra is free software; you can redistribute it and/or modify it
                      7: under the terms of the GNU General Public License as published by the
                      8: Free Software Foundation; either version 2, or (at your option) any
                      9: later version.
                     10: 
                     11: GNU Zebra is distributed in the hope that it will be useful, but
                     12: WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     14: General Public License for more details.
                     15: 
                     16: You should have received a copy of the GNU General Public License
                     17: along with GNU Zebra; see the file COPYING.  If not, write to the Free
                     18: Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
                     19: 02111-1307, USA.  */
                     20: 
                     21: #ifndef _ZEBRA_MEMORY_H
                     22: #define _ZEBRA_MEMORY_H
                     23: 
                     24: /* For pretty printing of memory allocate information. */
                     25: struct memory_list
                     26: {
                     27:   int index;
                     28:   const char *format;
                     29: };
                     30: 
                     31: struct mlist {
                     32:   struct memory_list *list;
                     33:   const char *name;
                     34: };
                     35:  
                     36: #include "lib/memtypes.h"
                     37: 
                     38: extern struct mlist mlists[];
                     39: 
                     40: /* #define MEMORY_LOG */
                     41: #ifdef MEMORY_LOG
                     42: #define XMALLOC(mtype, size) \
                     43:   mtype_zmalloc (__FILE__, __LINE__, (mtype), (size))
                     44: #define XCALLOC(mtype, size) \
                     45:   mtype_zcalloc (__FILE__, __LINE__, (mtype), (size))
                     46: #define XREALLOC(mtype, ptr, size)  \
                     47:   mtype_zrealloc (__FILE__, __LINE__, (mtype), (ptr), (size))
                     48: #define XFREE(mtype, ptr) \
                     49:   do { \
                     50:     mtype_zfree (__FILE__, __LINE__, (mtype), (ptr)); \
                     51:     ptr = NULL; } \
                     52:   while (0)
                     53: #define XSTRDUP(mtype, str) \
                     54:   mtype_zstrdup (__FILE__, __LINE__, (mtype), (str))
                     55: #else
                     56: #define XMALLOC(mtype, size)       zmalloc ((mtype), (size))
                     57: #define XCALLOC(mtype, size)       zcalloc ((mtype), (size))
                     58: #define XREALLOC(mtype, ptr, size) zrealloc ((mtype), (ptr), (size))
                     59: #define XFREE(mtype, ptr)          do { \
                     60:                                      zfree ((mtype), (ptr)); \
                     61:                                      ptr = NULL; } \
                     62:                                    while (0)
                     63: #define XSTRDUP(mtype, str)        zstrdup ((mtype), (str))
                     64: #endif /* MEMORY_LOG */
                     65: 
                     66: /* Prototypes of memory function. */
                     67: extern void *zmalloc (int type, size_t size);
                     68: extern void *zcalloc (int type, size_t size);
                     69: extern void *zrealloc (int type, void *ptr, size_t size);
                     70: extern void  zfree (int type, void *ptr);
                     71: extern char *zstrdup (int type, const char *str);
                     72: 
                     73: extern void *mtype_zmalloc (const char *file, int line, int type, size_t size);
                     74: 
                     75: extern void *mtype_zcalloc (const char *file, int line, int type, size_t size);
                     76: 
                     77: extern void *mtype_zrealloc (const char *file, int line, int type, void *ptr,
                     78:                             size_t size);
                     79: 
                     80: extern void mtype_zfree (const char *file, int line, int type,
                     81:                         void *ptr);
                     82: 
                     83: extern char *mtype_zstrdup (const char *file, int line, int type,
                     84:                            const char *str);
                     85: extern void memory_init (void);
                     86: extern void log_memstats_stderr (const char *);
                     87: 
                     88: /* return number of allocations outstanding for the type */
                     89: extern unsigned long mtype_stats_alloc (int);
                     90: 
                     91: /* Human friendly string for given byte count */
                     92: #define MTYPE_MEMSTR_LEN 20
                     93: extern const char *mtype_memstr (char *, size_t, unsigned long);
                     94: #endif /* _ZEBRA_MEMORY_H */