1/* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; version 2 of the License.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software Foundation,
14 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
15
16#ifndef TABLE_SETUP_OBJECTS_H
17#define TABLE_SETUP_OBJECTS_H
18
19/**
20 @file storage/perfschema/table_setup_objects.h
21 Table SETUP_OBJECTS (declarations).
22*/
23
24#include "pfs_engine_table.h"
25#include "table_helper.h"
26
27struct PFS_setup_object;
28
29/**
30 @addtogroup Performance_schema_tables
31 @{
32*/
33
34/** A row of PERFORMANCE_SCHEMA.SETUP_OBJECTS. */
35struct row_setup_objects
36{
37 /** Column OBJECT_TYPE. */
38 enum_object_type m_object_type;
39 /** Column SCHEMA_NAME. */
40 char m_schema_name[NAME_LEN];
41 /** Length in bytes of @c m_schema_name. */
42 uint m_schema_name_length;
43 /** Column OBJECT_NAME. */
44 char m_object_name[NAME_LEN];
45 /** Length in bytes of @c m_object_name. */
46 uint m_object_name_length;
47 /** Column ENABLED. */
48 bool *m_enabled_ptr;
49 /** Column TIMED. */
50 bool *m_timed_ptr;
51};
52
53/** Table PERFORMANCE_SCHEMA.SETUP_OBJECTS. */
54class table_setup_objects : public PFS_engine_table
55{
56public:
57 /** Table share. */
58 static PFS_engine_table_share m_share;
59 /** Table builder. */
60 static PFS_engine_table* create();
61 static int write_row(TABLE *table, unsigned char *buf, Field **fields);
62 static int delete_all_rows();
63 static ha_rows get_row_count();
64
65 virtual int rnd_next();
66 virtual int rnd_pos(const void *pos);
67 virtual void reset_position(void);
68
69protected:
70 virtual int read_row_values(TABLE *table,
71 unsigned char *buf,
72 Field **fields,
73 bool read_all);
74
75 virtual int update_row_values(TABLE *table,
76 const unsigned char *old_buf,
77 const unsigned char *new_buf,
78 Field **fields);
79
80 virtual int delete_row_values(TABLE *table,
81 const unsigned char *buf,
82 Field **fields);
83
84 table_setup_objects();
85
86public:
87 ~table_setup_objects()
88 {}
89
90private:
91 void make_row(PFS_setup_object *pfs);
92
93 /** Table share lock. */
94 static THR_LOCK m_table_lock;
95
96 /** Current row. */
97 row_setup_objects m_row;
98 /** True is the current row exists. */
99 bool m_row_exists;
100 /** Current position. */
101 PFS_simple_index m_pos;
102 /** Next position. */
103 PFS_simple_index m_next_pos;
104};
105
106/** @} */
107#endif
108