Drizzled Public API Documentation

mem0dbg.h
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1 /*****************************************************************************
2 
3 Copyright (C) 1994, 2010, Innobase Oy. All Rights Reserved.
4 
5 This program is free software; you can redistribute it and/or modify it under
6 the terms of the GNU General Public License as published by the Free Software
7 Foundation; version 2 of the License.
8 
9 This program is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
12 
13 You should have received a copy of the GNU General Public License along with
14 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
15 St, Fifth Floor, Boston, MA 02110-1301 USA
16 
17 *****************************************************************************/
18 
19 /**************************************************/
27 /* In the debug version each allocated field is surrounded with
28 check fields whose sizes are given below */
29 
30 #pragma once
31 #ifdef UNIV_MEM_DEBUG
32 # ifndef UNIV_HOTBACKUP
33 /* The mutex which protects in the debug version the hash table
34 containing the list of live memory heaps, and also the global
35 variables in mem0dbg.c. */
36 extern mutex_t mem_hash_mutex;
37 # endif /* !UNIV_HOTBACKUP */
38 
39 #define MEM_FIELD_HEADER_SIZE ut_calc_align(2 * sizeof(ulint),\
40  UNIV_MEM_ALIGNMENT)
41 #define MEM_FIELD_TRAILER_SIZE sizeof(ulint)
42 #else
43 #define MEM_FIELD_HEADER_SIZE 0
44 #endif
45 
46 
47 /* Space needed when allocating for a user a field of
48 length N. The space is allocated only in multiples of
49 UNIV_MEM_ALIGNMENT. In the debug version there are also
50 check fields at the both ends of the field. */
51 #ifdef UNIV_MEM_DEBUG
52 #define MEM_SPACE_NEEDED(N) ut_calc_align((N) + MEM_FIELD_HEADER_SIZE\
53  + MEM_FIELD_TRAILER_SIZE, UNIV_MEM_ALIGNMENT)
54 #else
55 #define MEM_SPACE_NEEDED(N) ut_calc_align((N), UNIV_MEM_ALIGNMENT)
56 #endif
57 
58 #if defined UNIV_MEM_DEBUG || defined UNIV_DEBUG
59 /***************************************************************/
65 UNIV_INTERN
66 void
67 mem_heap_validate_or_print(
68 /*=======================*/
69  mem_heap_t* heap,
70  byte* top,
73  ibool print,
76  ibool* error,
77  ulint* us_size,
82  ulint* ph_size,
85  ulint* n_blocks);
88 /**************************************************************/
91 UNIV_INTERN
92 ibool
93 mem_heap_validate(
94 /*==============*/
95  mem_heap_t* heap);
96 #endif /* UNIV_MEM_DEBUG || UNIV_DEBUG */
97 #ifdef UNIV_DEBUG
98 /**************************************************************/
101 UNIV_INTERN
102 ibool
103 mem_heap_check(
104 /*===========*/
105  mem_heap_t* heap);
106 #endif /* UNIV_DEBUG */
107 #ifdef UNIV_MEM_DEBUG
108 /*****************************************************************/
111 UNIV_INTERN
112 ibool
113 mem_all_freed(void);
114 /*===============*/
115 /*****************************************************************/
118 UNIV_INTERN
119 ibool
120 mem_validate_no_assert(void);
121 /*=========================*/
122 /************************************************************/
125 UNIV_INTERN
126 ibool
127 mem_validate(void);
128 /*===============*/
129 #endif /* UNIV_MEM_DEBUG */
130 /************************************************************/
133 UNIV_INTERN
134 void
136 /*===================*/
137  void* ptr);
138 /*****************************************************************/
141 UNIV_INTERN
142 void
143 mem_print_info(void);
144 /*================*/
145 /*****************************************************************/
148 UNIV_INTERN
149 void
150 mem_print_new_info(void);
151 /*====================*/
UNIV_INTERN void mem_print_info(void)
Definition: mem0dbg.cc:1036
UNIV_INTERN void mem_analyze_corruption(void *ptr)
Definition: mem0dbg.cc:822
UNIV_INTERN void mem_print_new_info(void)
Definition: mem0dbg.cc:1047