629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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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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1999.6.1
by kalebral at gmail
update Copyright strings to a more common format to help with creating the master debian copyright file |
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* Copyright (C) 2008 Sun Microsystems, Inc.
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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||
2173.2.1
by Monty Taylor
Fixes incorrect usage of include |
20 |
#include <config.h> |
2154.2.24
by Brian Aker
Merge in all changes for current_session, etc. |
21 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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#include <drizzled/session.h> |
2173.2.1
by Monty Taylor
Fixes incorrect usage of include |
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#include <drizzled/internal/m_string.h> |
2154.2.24
by Brian Aker
Merge in all changes for current_session, etc. |
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#include <drizzled/user_var_entry.h> |
2241.2.14
by Olaf van der Spek
Refactor |
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#include <drizzled/type/decimal.h> |
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#include <drizzled/charset_info.h> |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
27 |
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2241.2.14
by Olaf van der Spek
Refactor |
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namespace drizzled { |
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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/** Get the value of a variable as a double. */
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||
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double user_var_entry::val_real(bool *null_value) |
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{
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if ((*null_value= (value == 0))) |
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return 0.0; |
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||
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switch (type) { |
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case REAL_RESULT: |
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return *(double*) value; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
40 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case INT_RESULT: |
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return (double) *(int64_t*) value; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
43 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case DECIMAL_RESULT: |
2008
by Brian Aker
Formatting + remove default from switch/case. |
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{
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double result; |
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2030.1.4
by Brian Aker
Change my_decimal to Decimal |
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class_decimal2double(E_DEC_FATAL_ERROR, (type::Decimal *)value, &result); |
2008
by Brian Aker
Formatting + remove default from switch/case. |
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return result; |
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}
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||
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case STRING_RESULT: |
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
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return internal::my_atof(value); // This is null terminated |
2008
by Brian Aker
Formatting + remove default from switch/case. |
53 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case ROW_RESULT: |
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assert(1); // Impossible |
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break; |
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}
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return 0.0; // Impossible |
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}
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/** Get the value of a variable as an integer. */
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int64_t user_var_entry::val_int(bool *null_value) const |
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{
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if ((*null_value= (value == 0))) |
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return 0L; |
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switch (type) { |
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case REAL_RESULT: |
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return (int64_t) *(double*) value; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
72 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case INT_RESULT: |
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return *(int64_t*) value; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
75 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case DECIMAL_RESULT: |
2008
by Brian Aker
Formatting + remove default from switch/case. |
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{
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int64_t result; |
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2034.2.1
by Brian Aker
Move class_decimal2int to a method on Decimal. |
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((type::Decimal *)(value))->val_int32(E_DEC_FATAL_ERROR, 0, &result); |
2008
by Brian Aker
Formatting + remove default from switch/case. |
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return result; |
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}
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||
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case STRING_RESULT: |
2008
by Brian Aker
Formatting + remove default from switch/case. |
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{
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int error; |
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return internal::my_strtoll10(value, (char**) 0, &error);// String is null terminated |
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}
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||
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case ROW_RESULT: |
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assert(1); // Impossible |
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break; |
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}
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2008
by Brian Aker
Formatting + remove default from switch/case. |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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return 0L; // Impossible |
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}
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/** Get the value of a variable as a string. */
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String *user_var_entry::val_str(bool *null_value, String *str, |
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1927.2.1
by Brian Aker
Merge up the tree. |
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uint32_t decimals) |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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{
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if ((*null_value= (value == 0))) |
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return (String*) 0; |
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switch (type) { |
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case REAL_RESULT: |
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str->set_real(*(double*) value, decimals, &my_charset_bin); |
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break; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
110 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case INT_RESULT: |
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if (!unsigned_flag) |
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str->set(*(int64_t*) value, &my_charset_bin); |
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else
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str->set(*(uint64_t*) value, &my_charset_bin); |
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break; |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
117 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case DECIMAL_RESULT: |
2137.1.8
by Brian Aker
Remove error type from str convert since we always want an error. |
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class_decimal2string((type::Decimal *)value, 0, str); |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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break; |
2008
by Brian Aker
Formatting + remove default from switch/case. |
121 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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case STRING_RESULT: |
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if (str->copy(value, length, collation.collation)) |
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str= 0; // EOM error |
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2008
by Brian Aker
Formatting + remove default from switch/case. |
125 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
126 |
case ROW_RESULT: |
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assert(1); // Impossible |
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break; |
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}
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2008
by Brian Aker
Formatting + remove default from switch/case. |
130 |
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629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
131 |
return(str); |
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}
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||
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/** Get the value of a variable as a decimal. */
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||
2030.1.4
by Brian Aker
Change my_decimal to Decimal |
136 |
type::Decimal *user_var_entry::val_decimal(bool *null_value, type::Decimal *val) |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
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{
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if ((*null_value= (value == 0))) |
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return 0; |
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switch (type) { |
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case REAL_RESULT: |
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2030.1.3
by Brian Aker
Second pass through function names. |
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double2_class_decimal(E_DEC_FATAL_ERROR, *(double*) value, val); |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
144 |
break; |
2008
by Brian Aker
Formatting + remove default from switch/case. |
145 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
146 |
case INT_RESULT: |
2030.1.3
by Brian Aker
Second pass through function names. |
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int2_class_decimal(E_DEC_FATAL_ERROR, *(int64_t*) value, 0, val); |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
148 |
break; |
2008
by Brian Aker
Formatting + remove default from switch/case. |
149 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
150 |
case DECIMAL_RESULT: |
2030.1.4
by Brian Aker
Change my_decimal to Decimal |
151 |
val= (type::Decimal *)value; |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
152 |
break; |
2008
by Brian Aker
Formatting + remove default from switch/case. |
153 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
154 |
case STRING_RESULT: |
2034.2.5
by Brian Aker
Improvement for decimal in encapsulation. |
155 |
val->store(E_DEC_FATAL_ERROR, value, length, collation.collation); |
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
156 |
break; |
2008
by Brian Aker
Formatting + remove default from switch/case. |
157 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
158 |
case ROW_RESULT: |
159 |
assert(1); // Impossible |
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break; |
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}
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2008
by Brian Aker
Formatting + remove default from switch/case. |
162 |
|
629.6.7
by Lee
final clean up of item/func functions moving them to the functions directory |
163 |
return(val); |
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}
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1089.1.5
by Brian Aker
Cleanup of user_var |
165 |
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/**
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Set value to user variable.
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@param entry pointer to structure representing variable
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@param set_null should we set NULL value ?
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@param ptr pointer to buffer with new value
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@param length length of new value
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@param type type of new value
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@param cs charset info for new value
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@param dv derivation for new value
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@param unsigned_arg indiates if a value of type INT_RESULT is unsigned
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@note Sets error and fatal error if allocation fails.
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@retval
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false success
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@retval
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true failure
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*/
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||
2246.3.4
by Olaf van der Spek
Propogate return void |
186 |
void user_var_entry::update_hash(bool set_null, void *ptr, uint32_t arg_length, |
2254
by Brian Aker
Shift CHARSET_INFO to charset_info_st |
187 |
Item_result arg_type, const charset_info_st * const cs, Derivation dv, |
1089.1.5
by Brian Aker
Cleanup of user_var |
188 |
bool unsigned_arg) |
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{
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if (set_null) |
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{
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if (value) |
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{
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assert(length && size); |
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free(value); |
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value= NULL; |
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length= 0; |
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size= 0; |
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}
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}
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else
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{
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size_t needed_size= arg_length + ((arg_type == STRING_RESULT) ? 1 : 0); |
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||
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if (needed_size > size) |
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{
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2246.3.4
by Olaf van der Spek
Propogate return void |
207 |
value= (char *)realloc(value, needed_size); |
1089.1.5
by Brian Aker
Cleanup of user_var |
208 |
size= needed_size; |
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}
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if (arg_type == STRING_RESULT) |
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value[arg_length]= 0; // Store end \0 |
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memcpy(value, ptr, arg_length); |
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if (arg_type == DECIMAL_RESULT) |
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2030.1.4
by Brian Aker
Change my_decimal to Decimal |
216 |
((type::Decimal*)value)->fix_buffer_pointer(); |
1089.1.5
by Brian Aker
Cleanup of user_var |
217 |
length= arg_length; |
218 |
collation.set(cs, dv); |
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unsigned_flag= unsigned_arg; |
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}
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type= arg_type; |
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}
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1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
223 |
|
224 |
} /* namespace drizzled */ |