racoon.tproj/gcmalloc.h

   1 /*      $KAME: gcmalloc.h,v 1.3 2001/04/04 22:23:05 thorpej Exp $       */
   2
   3 /*
   4  * Copyright (C) 2000, 2001 WIDE Project.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the project nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * Debugging malloc glue for Racoon.
  34  */
  35
  36 #ifndef _GCMALLOC_H_DEFINED
  37 #define _GCMALLOC_H_DEFINED
  38
  39 /* ElectricFence needs no special handling. */
  40
  41 /*
  42  * Boehm-GC provides GC_malloc(), GC_realloc(), GC_free() functions,
  43  * but not the traditional entry points.  So what we do is provide
  44  * malloc(), calloc(), realloc(), and free() entry points in the main
  45  * program and letting the linker do the rest.
  46  */
  47 #ifdef GC
  48 #define GC_DEBUG
  49 #include <gc.h>
  50
  51 #ifdef RACOON_MAIN_PROGRAM
  52 void *
  53 malloc(size_t size)
  54 {
  55
  56         return (GC_MALLOC(size));
  57 }
  58
  59 void *
  60 calloc(size_t number, size_t size)
  61 {
  62
  63         /* GC_malloc() clears the storage. */
  64         return (GC_MALLOC(number * size));
  65 }
  66
  67 void *
  68 realloc(void *ptr, size_t size)
  69 {
  70
  71         return (GC_REALLOC(ptr, size));
  72 }
  73
  74 void
  75 free(void *ptr)
  76 {
  77
  78         GC_FREE(ptr);
  79 }
  80 #endif /* RACOON_MAIN_PROGRAM */
  81
  82 #define racoon_malloc(sz)       GC_debug_malloc(sz, GC_EXTRAS)
  83 #define racoon_calloc(cnt, sz)  GC_debug_malloc(cnt * sz, GC_EXTRAS)
  84 #define racoon_realloc(old, sz) GC_debug_realloc(old, sz, GC_EXTRAS)
  85 #define racoon_free(p)          GC_debug_free(p)
  86
  87 #endif /* GC */
  88
  89 /*
  90  * Dmalloc only requires that you pull in a header file and link
  91  * against libdmalloc.
  92  */
  93 #ifdef DMALLOC
  94 #include <dmalloc.h>
  95 #endif /* DMALLOC */
  96
  97 #ifdef DEBUG_RECORD_MALLOCATION
  98 #include <debugrm.h>
  99 #else
 100 #ifndef racoon_malloc
 101 #define racoon_malloc(sz)       malloc((sz))
 102 #endif
 103 #ifndef racoon_calloc
 104 #define racoon_calloc(cnt, sz)  calloc((cnt), (sz))
 105 #endif
 106 #ifndef racoon_realloc
 107 #define racoon_realloc(old, sz) realloc((old), (sz))
 108 #endif
 109 #ifndef racoon_free
 110 #define racoon_free(p)          free((p))
 111 #endif
 112 #endif /* DEBUG_RECORD_MALLOCATION */
 113
 114 #endif /* _GCMALLOC_H_DEFINED */