1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 MySQL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef DRIZZLED_FIELD_NUM_H
#define DRIZZLED_FIELD_NUM_H
#include <drizzled/field.h>
namespace drizzled
{
class Field_num :public Field
{
public:
const uint8_t dec;
bool decimal_precision; // Purify cannot handle bit fields & only for decimal type
bool unsigned_flag; // Purify cannot handle bit fields
Field_num(unsigned char *ptr_arg,uint32_t len_arg, unsigned char *null_ptr_arg,
unsigned char null_bit_arg, utype unireg_check_arg,
const char *field_name_arg,
uint8_t dec_arg, bool zero_arg, bool unsigned_arg);
Item_result result_type () const { return REAL_RESULT; }
friend class CreateField;
void make_field(SendField *);
uint32_t decimals() const { return (uint32_t) dec; }
uint32_t size_of() const { return sizeof(*this); }
bool eq_def(Field *field);
int store_decimal(const type::Decimal *);
type::Decimal *val_decimal(type::Decimal *) const;
uint32_t is_equal(CreateField *new_field);
int check_int(const CHARSET_INFO * const cs, const char *str, int length,
const char *int_end, int error);
bool get_int(const CHARSET_INFO * const cs, const char *from, uint32_t len,
int64_t *rnd, uint64_t unsigned_max,
int64_t signed_min, int64_t signed_max);
};
} /* namespace drizzled */
#endif /* DRIZZLED_FIELD_NUM_H */
|