/* - 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_REAL #define DRIZZLE_SERVER_FIELD_REAL #include /* base class for float and double and decimal (old one) */ class Field_real :public Field_num { public: bool not_fixed; using Field::unpack; Field_real(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) :Field_num(ptr_arg, len_arg, null_ptr_arg, null_bit_arg, unireg_check_arg, field_name_arg, dec_arg, zero_arg, unsigned_arg), not_fixed(dec_arg >= NOT_FIXED_DEC) {} int store_decimal(const my_decimal *); my_decimal *val_decimal(my_decimal *); int truncate(double *nr, double max_length); uint32_t max_display_length() { return field_length; } uint32_t size_of() const { return sizeof(*this); } virtual const unsigned char *unpack(unsigned char* to, const unsigned char *from, uint32_t param_data, bool low_byte_first); virtual unsigned char *pack(unsigned char* to, const unsigned char *from, uint32_t max_length, bool low_byte_first); }; #endif