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/* - 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
*/
#pragma once
#include <drizzled/field/num.h>
namespace drizzled
{
namespace field
{
class Int32 :public Field_num {
public:
using Field::val_int;
using Field::val_str;
using Field::cmp;
using Field::pack;
using Field::store;
using Field::unpack;
Int32(unsigned char *ptr_arg, uint32_t len_arg, unsigned char *null_ptr_arg,
unsigned char null_bit_arg,
enum utype unireg_check_arg,
const char *field_name_arg) :
Field_num(ptr_arg, len_arg, null_ptr_arg, null_bit_arg,
unireg_check_arg, field_name_arg,
0, false, false)
{}
Int32(uint32_t len_arg,bool maybe_null_arg, const char *field_name_arg,
bool unsigned_arg) :
Field_num((unsigned char*) 0, len_arg, maybe_null_arg ? (unsigned char*) "": 0,0,
NONE, field_name_arg,0,0,unsigned_arg)
{}
enum Item_result result_type () const { return INT_RESULT; }
enum_field_types type() const { return DRIZZLE_TYPE_LONG;}
enum ha_base_keytype key_type() const
{ return unsigned_flag ? HA_KEYTYPE_ULONG_INT : HA_KEYTYPE_LONG_INT; }
int store(const char *to,uint32_t length, const charset_info_st * const charset);
int store(double nr);
int store(int64_t nr, bool unsigned_val);
int reset(void) { ptr[0]=ptr[1]=ptr[2]=ptr[3]=0; return 0; }
double val_real(void) const;
int64_t val_int(void) const;
String *val_str(String*,String *) const;
int cmp(const unsigned char *,const unsigned char *);
void sort_string(unsigned char *buff,uint32_t length);
uint32_t pack_length() const { return 4; }
uint32_t max_display_length() { return MY_INT32_NUM_DECIMAL_DIGITS; }
virtual unsigned char *pack(unsigned char* to, const unsigned char *from,
uint32_t max_length,
bool low_byte_first);
virtual const unsigned char *unpack(unsigned char* to, const unsigned char *from,
uint32_t param_data,
bool low_byte_first);
};
} /* namespace field */
} /* namespace drizzled */
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