Home | History | Annotate | Line # | Download | only in raidframe
rf_debugMem.h revision 1.12.104.1 
      1 /*	$NetBSD: rf_debugMem.h,v 1.12.104.1 2011/06/06 09:08:32 jruoho 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 #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, const 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