~drizzle-trunk/drizzle/development

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
70
71
/* - 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 DRIZZLE_SERVER_FIELD_TIMESTAMP
#define DRIZZLE_SERVER_FIELD_TIMESTAMP

#include <drizzled/field/str.h>

class TABLE_SHARE;
typedef struct charset_info_st CHARSET_INFO;

class Field_timestamp :public Field_str {
public:

  using Field::val_int;
  using Field::val_str;
  using Field::cmp;
  using Field::store;
  Field_timestamp(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,
                  TABLE_SHARE *share, const CHARSET_INFO * const cs);
  Field_timestamp(bool maybe_null_arg, const char *field_name_arg,
                  const CHARSET_INFO * const cs);
  enum_field_types type() const { return DRIZZLE_TYPE_TIMESTAMP;}
  enum ha_base_keytype key_type() const { return HA_KEYTYPE_ULONG_INT; }
  enum Item_result cmp_type () const { return INT_RESULT; }
  int  store(const char *to,uint32_t length,
             const CHARSET_INFO * 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);
  int64_t val_int(void);
  String *val_str(String*,String *);
  int cmp(const unsigned char *,const unsigned char *);
  void sort_string(unsigned char *buff,uint32_t length);
  uint32_t pack_length() const { return 4; }
  void sql_type(String &str) const;
  bool can_be_compared_as_int64_t() const { return true; }
  bool zero_pack() const { return 0; }
  void set_time();
  virtual void set_default();

  /* Get TIMESTAMP field value as seconds since begging of Unix Epoch */
  long get_timestamp(bool *null_value);
  void store_timestamp(time_t timestamp);
  bool get_date(DRIZZLE_TIME *ltime,uint32_t fuzzydate);
  bool get_time(DRIZZLE_TIME *ltime);
  timestamp_auto_set_type get_auto_set_type() const;
};

#endif