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1 /*	$NetBSD: gcmalloc.h,v 1.4 2006/09/09 16:22:09 manu Exp $	*/
2 
3 /*	$KAME: gcmalloc.h,v 1.4 2001/11/16 04:34:57 sakane Exp $	*/
4 
5 /*
6  * Copyright (C) 2000, 2001 WIDE Project.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the project nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 /*
35  * Debugging malloc glue for Racoon.
36  */
37 
38 #ifndef _GCMALLOC_H_DEFINED
39 #define _GCMALLOC_H_DEFINED
40 
41 /* ElectricFence needs no special handling. */
42 
43 /*
44  * Boehm-GC provides GC_malloc(), GC_realloc(), GC_free() functions,
45  * but not the traditional entry points.  So what we do is provide
46  * malloc(), calloc(), realloc(), and free() entry points in the main
47  * program and letting the linker do the rest.
48  */
49 #ifdef GC
50 #define GC_DEBUG
51 #include <gc.h>
52 
53 #ifdef RACOON_MAIN_PROGRAM
54 void *
malloc(size_t size)55 malloc(size_t size)
56 {
57 
58 	return (GC_MALLOC(size));
59 }
60 
61 void *
calloc(size_t number,size_t size)62 calloc(size_t number, size_t size)
63 {
64 
65 	/* GC_malloc() clears the storage. */
66 	return (GC_MALLOC(number * size));
67 }
68 
69 void *
realloc(void * ptr,size_t size)70 realloc(void *ptr, size_t size)
71 {
72 
73 	return (GC_REALLOC(ptr, size));
74 }
75 
76 void
free(void * ptr)77 free(void *ptr)
78 {
79 
80 	GC_FREE(ptr);
81 }
82 
83 char *
strdup(const char * str)84 strdup(const char *str)
85 {
86 
87 	return (GC_STRDUP(str));
88 }
89 #endif /* RACOON_MAIN_PROGRAM */
90 
91 #define	racoon_malloc(sz)	GC_debug_malloc(sz, GC_EXTRAS)
92 #define	racoon_calloc(cnt, sz)	GC_debug_malloc(cnt * sz, GC_EXTRAS)
93 #define	racoon_realloc(old, sz)	GC_debug_realloc(old, sz, GC_EXTRAS)
94 #define	racoon_free(p)		GC_debug_free(p)
95 #define	racoon_strdup(str)	GC_debug_strdup(str)
96 
97 #endif /* GC */
98 
99 /*
100  * Dmalloc only requires that you pull in a header file and link
101  * against libdmalloc.
102  */
103 #ifdef DMALLOC
104 #include <dmalloc.h>
105 #endif /* DMALLOC */
106 
107 #ifdef DEBUG_RECORD_MALLOCATION
108 #include <debugrm.h>
109 #else
110 #ifndef racoon_malloc
111 #define	racoon_malloc(sz)	malloc((sz))
112 #endif
113 #ifndef racoon_calloc
114 #define	racoon_calloc(cnt, sz)	calloc((cnt), (sz))
115 #endif
116 #ifndef racoon_realloc
117 #define	racoon_realloc(old, sz)	realloc((old), (sz))
118 #endif
119 #ifndef racoon_free
120 #define	racoon_free(p)		free((p))
121 #endif
122 #ifndef racoon_strdup
123 #define	racoon_strdup(s)	strdup((s))
124 #endif
125 #endif /* DEBUG_RECORD_MALLOCATION */
126 
127 #endif /* _GCMALLOC_H_DEFINED */
128