1 /* $NetBSD: rf_debugMem.h,v 1.4 1999/02/05 00:06:08 oster 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_archs.h" 41 #include "rf_alloclist.h" 42 #include "rf_options.h" 43 44 #ifndef _KERNEL 45 46 #ifndef __NetBSD__ 47 void *malloc(), *calloc(); 48 #endif 49 RF_DECLARE_EXTERN_MUTEX(rf_debug_mem_mutex) 50 /* 51 * redzone malloc, calloc, and free allocate an extra 16 bytes on each 52 * malloc/calloc call to allow tracking of overflows on free. 53 */ 54 55 #if RF_MEMORY_REDZONES > 0 56 #define rf_redzone_malloc(_p_,_size_) _p_ = rf_real_redzone_malloc(_size_) 57 #define rf_redzone_calloc(_p_,_n_,_size_) _p_ = rf_real_redzone_calloc(_n_,_size_) 58 #define rf_redzone_free(_p_) rf_real_redzone_free(_p_, __LINE__, __FILE__) 59 #else /* RF_MEMORY_REDZONES > 0 */ 60 #define rf_redzone_malloc(_p_,_size_) _p_ = malloc(_size_) 61 #define rf_redzone_calloc(_p_,_nel_,_size_) _p_ = calloc(_nel_,_size_) 62 #define rf_redzone_free(_ptr_) free(_ptr_) 63 #endif /* RF_MEMORY_REDZONES > 0 */ 64 65 #define RF_Malloc(_p_, _size_, _cast_) { \ 66 _p_ = _cast_ rf_real_Malloc(_size_, __LINE__, __FILE__); \ 67 } 68 69 #define RF_MallocAndAdd(_p_, _size_, _cast_, _alist_) { \ 70 _p_ = _cast_ rf_real_MallocAndAdd(_size_, _alist_, __LINE__, __FILE__); \ 71 } 72 73 #define RF_Calloc(_p_, _nel_, _elsz_, _cast_) { \ 74 _p_ = _cast_ rf_real_Calloc(_nel_, _elsz_, __LINE__, __FILE__); \ 75 } 76 77 #define RF_CallocAndAdd(_p_, _nel_, _elsz_, _cast_, _alist_) { \ 78 _p_ = _cast_ rf_real_CallocAndAdd(_nel_, _elsz_, _alist_, __LINE__, __FILE__); \ 79 } 80 81 #define RF_Free(__p_, _sz_) { \ 82 rf_real_Free(__p_, _sz_, __LINE__, __FILE__); \ 83 } 84 85 #else /* KERNEL */ 86 87 #include <sys/types.h> 88 typedef u_int32_t U32; 89 #include <sys/malloc.h> 90 91 92 93 #define RF_Malloc(_p_, _size_, _cast_) \ 94 { \ 95 _p_ = _cast_ malloc((u_long)_size_, M_RAIDFRAME, M_WAITOK); \ 96 bzero((char *)_p_, _size_); \ 97 if (rf_memDebug) rf_record_malloc(_p_, _size_, __LINE__, __FILE__); \ 98 } 99 100 #define RF_MallocAndAdd(__p_, __size_, __cast_, __alist_) \ 101 { \ 102 RF_Malloc(__p_, __size_, __cast_); \ 103 if (__alist_) rf_AddToAllocList(__alist_, __p_, __size_); \ 104 } 105 106 #define RF_Calloc(_p_, _nel_, _elsz_, _cast_) \ 107 { \ 108 RF_Malloc( _p_, (_nel_) * (_elsz_), _cast_); \ 109 bzero( (_p_), (_nel_) * (_elsz_) ); \ 110 } 111 112 #define RF_CallocAndAdd(__p,__nel,__elsz,__cast,__alist) \ 113 { \ 114 RF_Calloc(__p, __nel, __elsz, __cast); \ 115 if (__alist) rf_AddToAllocList(__alist, __p, (__nel)*(__elsz)); \ 116 } 117 118 #define RF_Free(_p_, _sz_) \ 119 { \ 120 free((void *)(_p_), M_RAIDFRAME); \ 121 if (rf_memDebug) rf_unrecord_malloc(_p_, (U32) (_sz_)); \ 122 } 123 124 #endif /* _KERNEL */ 125 126 #ifndef _KERNEL 127 void *rf_real_redzone_malloc(int size); 128 void *rf_real_redzone_calloc(int n, int size); 129 void rf_real_redzone_free(char *p, int line, char *filen); 130 char *rf_real_Malloc(int size, int line, char *file); 131 char *rf_real_Calloc(int nel, int elsz, int line, char *file); 132 void rf_real_Free(void *p, int sz, int line, char *file); 133 void rf_validate_mh_table(void); 134 #if RF_UTILITY == 0 135 char *rf_real_MallocAndAdd(int size, RF_AllocListElem_t * alist, int line, char *file); 136 char *rf_real_CallocAndAdd(int nel, int elsz, RF_AllocListElem_t * alist, int line, char *file); 137 #endif /* RF_UTILITY == 0 */ 138 #endif /* !KERNEL */ 139 140 void rf_record_malloc(void *p, int size, int line, char *filen); 141 void rf_unrecord_malloc(void *p, int sz); 142 void rf_print_unfreed(void); 143 int rf_ConfigureDebugMem(RF_ShutdownList_t ** listp); 144 void rf_ReportMaxMem(void); 145 146 #endif /* !_RF__RF_DEBUGMEM_H_ */ 147