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Viewing changes to drizzled/field/int64_t.h

  • Committer: Brian Aker
  • Date: 2008-11-04 15:39:09 UTC
  • mfrom: (575.1.2 devel)
  • Revision ID: brian@tangent.org-20081104153909-c72hn65udxs1ccal
Merge of Monty's work

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drizzled/field/int64_t.h
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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/* - mode: c++ c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
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 *  Copyright (C) 2008 MySQL
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class Field_int64_t :public Field_num {
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public:
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  Field_int64_t(uchar *ptr_arg, uint32_t len_arg, uchar *null_ptr_arg,
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              uchar null_bit_arg,
 
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  Field_int64_t(unsigned char *ptr_arg, uint32_t len_arg, unsigned char *null_ptr_arg,
 
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              unsigned char null_bit_arg,
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              enum utype unireg_check_arg, const char *field_name_arg,
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              bool zero_arg, bool unsigned_arg)
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    :Field_num(ptr_arg, len_arg, null_ptr_arg, null_bit_arg,
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  Field_int64_t(uint32_t len_arg,bool maybe_null_arg,
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                 const char *field_name_arg,
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                  bool unsigned_arg)
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    :Field_num((uchar*) 0, len_arg, maybe_null_arg ? (uchar*) "": 0,0,
 
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    :Field_num((unsigned char*) 0, len_arg, maybe_null_arg ? (unsigned char*) "": 0,0,
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               NONE, field_name_arg,0,0,unsigned_arg)
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    {}
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  enum Item_result result_type () const { return INT_RESULT; }
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  enum_field_types type() const { return DRIZZLE_TYPE_LONGLONG;}
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  enum ha_base_keytype key_type() const
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    { return unsigned_flag ? HA_KEYTYPE_ULONGLONG : HA_KEYTYPE_LONGLONG; }
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  int store(const char *to,uint length, const CHARSET_INFO * const charset);
 
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  int store(const char *to,uint32_t length, const CHARSET_INFO * const charset);
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  int store(double nr);
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  int store(int64_t nr, bool unsigned_val);
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  int reset(void)
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  int64_t val_int(void);
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  String *val_str(String*,String *);
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  bool send_binary(Protocol *protocol);
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  int cmp(const uchar *,const uchar *);
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  void sort_string(uchar *buff,uint length);
 
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  int cmp(const unsigned char *,const unsigned char *);
 
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  void sort_string(unsigned char *buff,uint32_t length);
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  uint32_t pack_length() const { return 8; }
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  void sql_type(String &str) const;
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  bool can_be_compared_as_int64_t() const { return true; }
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  uint32_t max_display_length() { return 20; }
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  virtual uchar *pack(uchar* to, const uchar *from,
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                      uint max_length __attribute__((unused)),
 
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  virtual unsigned char *pack(unsigned char* to, const unsigned char *from,
 
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                      uint32_t max_length __attribute__((unused)),
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                      bool low_byte_first __attribute__((unused)))
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  {
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    int64_t val;
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    return to + sizeof(val);
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  }
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  virtual const uchar *unpack(uchar* to, const uchar *from,
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                              uint param_data __attribute__((unused)),
 
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  virtual const unsigned char *unpack(unsigned char* to, const unsigned char *from,
 
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                              uint32_t param_data __attribute__((unused)),
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                              bool low_byte_first __attribute__((unused)))
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  {
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    int64_t val;