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Annotation of embedaddon/quagga/lib/memory.h, revision 1.1.1.2

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: 
1.1.1.2 ! misho      24: #define array_size(ar) (sizeof(ar) / sizeof(ar[0]))
        !            25: 
1.1       misho      26: /* For pretty printing of memory allocate information. */
                     27: struct memory_list
                     28: {
                     29:   int index;
                     30:   const char *format;
                     31: };
                     32: 
                     33: struct mlist {
                     34:   struct memory_list *list;
                     35:   const char *name;
                     36: };
                     37:  
                     38: #include "lib/memtypes.h"
                     39: 
                     40: extern 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. */
                     69: extern void *zmalloc (int type, size_t size);
                     70: extern void *zcalloc (int type, size_t size);
                     71: extern void *zrealloc (int type, void *ptr, size_t size);
                     72: extern void  zfree (int type, void *ptr);
                     73: extern char *zstrdup (int type, const char *str);
                     74: 
                     75: extern void *mtype_zmalloc (const char *file, int line, int type, size_t size);
                     76: 
                     77: extern void *mtype_zcalloc (const char *file, int line, int type, size_t size);
                     78: 
                     79: extern void *mtype_zrealloc (const char *file, int line, int type, void *ptr,
                     80:                             size_t size);
                     81: 
                     82: extern void mtype_zfree (const char *file, int line, int type,
                     83:                         void *ptr);
                     84: 
                     85: extern char *mtype_zstrdup (const char *file, int line, int type,
                     86:                            const char *str);
                     87: extern void memory_init (void);
                     88: extern void log_memstats_stderr (const char *);
                     89: 
                     90: /* return number of allocations outstanding for the type */
                     91: extern unsigned long mtype_stats_alloc (int);
                     92: 
                     93: /* Human friendly string for given byte count */
                     94: #define MTYPE_MEMSTR_LEN 20
                     95: extern const char *mtype_memstr (char *, size_t, unsigned long);
                     96: #endif /* _ZEBRA_MEMORY_H */