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  • Committer: Monty Taylor
  • Date: 2008-08-02 01:03:15 UTC
  • mto: (236.1.42 codestyle)
  • mto: This revision was merged to the branch mainline in revision 261.
  • Revision ID: monty@inaugust.com-20080802010315-65h5938pymg9d99z
Moved m4 macros to top-level m4 dir, per GNU standards (and where gettext wanted it :)

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drizzled/field/varstring.h
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#ifndef DRIZZLE_SERVER_FIELD_VARSTRING
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#define DRIZZLE_SERVER_FIELD_VARSTRING
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#include <drizzled/mysql_priv.h>
 
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class Field_varstring :public Field_longstr {
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public:
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  /*
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                  uint32_t len_arg, uint length_bytes_arg,
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                  uchar *null_ptr_arg, uchar null_bit_arg,
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                  enum utype unireg_check_arg, const char *field_name_arg,
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                  TABLE_SHARE *share, const CHARSET_INFO * const cs)
 
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                  TABLE_SHARE *share, CHARSET_INFO *cs)
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    :Field_longstr(ptr_arg, len_arg, null_ptr_arg, null_bit_arg,
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                   unireg_check_arg, field_name_arg, cs),
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     length_bytes(length_bytes_arg)
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  }
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  Field_varstring(uint32_t len_arg,bool maybe_null_arg,
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                  const char *field_name_arg,
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                  TABLE_SHARE *share, const CHARSET_INFO * const cs)
 
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                  TABLE_SHARE *share, CHARSET_INFO *cs)
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    :Field_longstr((uchar*) 0,len_arg, maybe_null_arg ? (uchar*) "": 0, 0,
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                   NONE, field_name_arg, cs),
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     length_bytes(len_arg < 256 ? 1 :2)
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    return (uint32_t) field_length + (field_charset == &my_charset_bin ?
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                                    length_bytes : 0);
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  }
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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,uint length,CHARSET_INFO *charset);
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  int  store(int64_t nr, bool unsigned_val);
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  int  store(double nr) { return Field_str::store(nr); } /* QQ: To be deleted */
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  double val_real(void);
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  const uchar *unpack_key(uchar* to, const uchar *from,
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                          uint max_length, bool low_byte_first);
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  int pack_cmp(const uchar *a, const uchar *b, uint key_length,
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               bool insert_or_update);
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  int pack_cmp(const uchar *b, uint key_length,bool insert_or_update);
 
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               my_bool insert_or_update);
 
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  int pack_cmp(const uchar *b, uint key_length,my_bool insert_or_update);
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  int cmp_binary(const uchar *a,const uchar *b, uint32_t max_length=~0L);
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  int key_cmp(const uchar *,const uchar*);
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  int key_cmp(const uchar *str, uint length);
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                       uchar *new_ptr, uchar *new_null_ptr,
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                       uint new_null_bit);
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  uint is_equal(Create_field *new_field);
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  void hash(uint32_t *nr, uint32_t *nr2);
 
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  void hash(ulong *nr, ulong *nr2);
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private:
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  int do_save_field_metadata(uchar *first_byte);
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};