xref: /netbsd-src/sys/dev/raidframe/rf_debugMem.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: rf_debugMem.h,v 1.12 2005/12/11 12:23:37 christos Exp $	*/
2 /*
3  * Copyright (c) 1995 Carnegie-Mellon University.
4  * All rights reserved.
5  *
6  * Author: Daniel Stodolsky, Mark Holland
7  *
8  * Permission to use, copy, modify and distribute this software and
9  * its documentation is hereby granted, provided that both the copyright
10  * notice and this permission notice appear in all copies of the
11  * software, derivative works or modified versions, and any portions
12  * thereof, and that both notices appear in supporting documentation.
13  *
14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
16  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17  *
18  * Carnegie Mellon requests users of this software to return to
19  *
20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
21  *  School of Computer Science
22  *  Carnegie Mellon University
23  *  Pittsburgh PA 15213-3890
24  *
25  * any improvements or extensions that they make and grant Carnegie the
26  * rights to redistribute these changes.
27  */
28 
29 /*
30  * rf_debugMem.h -- memory leak debugging module
31  *
32  * IMPORTANT:  if you put the lock/unlock mutex stuff back in here, you
33  *             need to take it out of the routines in debugMem.c
34  *
35  */
36 
37 #ifndef _RF__RF_DEBUGMEM_H_
38 #define _RF__RF_DEBUGMEM_H_
39 
40 #include "rf_alloclist.h"
41 
42 #include <sys/types.h>
43 #include <sys/malloc.h>
44 
45 #ifndef RF_DEBUG_MEM
46 #define RF_DEBUG_MEM 0
47 #endif
48 
49 #if RF_DEBUG_MEM
50 #define RF_Malloc(_p_, _size_, _cast_)                                      \
51   {                                                                         \
52      _p_ = _cast_ malloc((u_long)_size_, M_RAIDFRAME, M_WAITOK);            \
53      memset((char *)_p_, 0, _size_);                                        \
54      if (rf_memDebug) rf_record_malloc(_p_, _size_, __LINE__, __FILE__);    \
55   }
56 #else
57 #define RF_Malloc(_p_, _size_, _cast_)                                      \
58   {                                                                         \
59      _p_ = _cast_ malloc((u_long)_size_, M_RAIDFRAME, M_WAITOK);            \
60      memset((char *)_p_, 0, _size_);                                        \
61   }
62 #endif
63 
64 #define RF_MallocAndAdd(__p_, __size_, __cast_, __alist_)                   \
65   {                                                                         \
66      RF_Malloc(__p_, __size_, __cast_);                                     \
67      if (__alist_) rf_AddToAllocList(__alist_, __p_, __size_);              \
68   }
69 
70 #if RF_DEBUG_MEM
71 #define RF_Free(_p_, _sz_)                                                  \
72   {                                                                         \
73      free((void *)(_p_), M_RAIDFRAME);                                      \
74      if (rf_memDebug) rf_unrecord_malloc(_p_, (u_int32_t) (_sz_));          \
75   }
76 #else
77 #define RF_Free(_p_, _sz_)                                                  \
78   {                                                                         \
79      free((void *)(_p_), M_RAIDFRAME);                                      \
80   }
81 #endif
82 
83 void    rf_record_malloc(void *p, int size, int line, char *filen);
84 void    rf_unrecord_malloc(void *p, int sz);
85 void    rf_print_unfreed(void);
86 int     rf_ConfigureDebugMem(RF_ShutdownList_t ** listp);
87 
88 #endif				/* !_RF__RF_DEBUGMEM_H_ */
89