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      1 /*	$NetBSD: rf_debugMem.h,v 1.14 2019/02/09 03:34:00 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 (at) 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 int     rf_ConfigureDebugMem(RF_ShutdownList_t **);
     46 
     47 #ifndef RF_DEBUG_MEM
     48 # define RF_DEBUG_MEM	0
     49 # define RF_Malloc(s)	malloc(s, M_RAIDFRAME, M_WAITOK | M_ZERO)
     50 # define RF_Free(p, s)	free(p, M_RAIDFRAME)
     51 # define RF_MallocAndAdd(s, l) _RF_MallocAndAdd(s, l)
     52 #else
     53 extern long rf_memDebug;
     54 
     55 void    rf_record_malloc(void *, size_t, const char *, uint32_t);
     56 void    rf_unrecord_malloc(void *, size_t);
     57 void    rf_print_unfreed(void);
     58 
     59 # define RF_Malloc(s) _RF_Malloc(s, __FILE__, __LINE__)
     60 # define RF_MallocAndAdd(s, l) \
     61     _RF_MallocAndAdd(s, l, __FILE__, __LINE__)
     62 
     63 static __inline void *
     64 _RF_Malloc(size_t size, const char *file, uint32_t line)
     65 {
     66 	void *p = malloc(size, M_RAIDFRAME, M_WAITOK | M_ZERO);
     67 	if (rf_memDebug) rf_record_malloc(p, size, file, line);
     68 	return p;
     69 }
     70 
     71 static __inline void
     72 RF_Free(void *p, size_t size)
     73 {
     74 	free(p, M_RAIDFRAME);
     75 	if (rf_memDebug) rf_unrecord_malloc(p, size);
     76   }
     77 #endif
     78 
     79 static __inline void *
     80 _RF_MallocAndAdd(size_t size, RF_AllocListElem_t *l
     81 #if RF_DEBUG_MEM
     82     , const char *file, uint32_t line
     83 #endif
     84 )
     85 {
     86 	void *p = malloc(size, M_RAIDFRAME, M_WAITOK | M_ZERO);
     87 #if RF_DEBUG_MEM
     88 	if (rf_memDebug) rf_record_malloc(p, size, file, line);
     89 #endif
     90 	if (l) rf_AddToAllocList(l, p, size);
     91 	return p;
     92 }
     93 
     94 
     95 #endif				/* !_RF__RF_DEBUGMEM_H_ */
     96