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128 lines
4.7 KiB
128 lines
4.7 KiB
#ifndef PROCEDURE_INCLUDED
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#define PROCEDURE_INCLUDED
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/* Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
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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, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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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, version 2.0, for more details.
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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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/* When using sql procedures */
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#include <string.h>
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#include <sys/types.h>
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#include "m_ctype.h"
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#include "my_inttypes.h"
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#include "my_time.h"
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#include "mysql/udf_registration_types.h"
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#include "mysql_time.h"
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#include "sql/item.h"
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#include "sql_string.h"
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class my_decimal;
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/* Procedure items used by procedures to store values for
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* send_result_set_metadata */
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class Item_proc : public Item {
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public:
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Item_proc(const char *name_par) : Item() { item_name.set(name_par); }
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enum Type type() const override { return Item::PROC_ITEM; }
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virtual void set(const char *str, size_t length, const CHARSET_INFO *cs) = 0;
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virtual void set(longlong nr) = 0;
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void set(const char *str) { set(str, strlen(str), default_charset()); }
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bool check_function_as_value_generator(uchar *args) override {
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Check_function_as_value_generator_parameters *func_arg =
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pointer_cast<Check_function_as_value_generator_parameters *>(args);
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func_arg->err_code = func_arg->get_unnamed_function_error_code();
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return true;
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}
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};
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class Item_proc_int : public Item_proc {
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longlong value;
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public:
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Item_proc_int(const char *name_par) : Item_proc(name_par) {
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set_data_type_longlong();
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max_length = 11;
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}
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enum Item_result result_type() const override { return INT_RESULT; }
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void set(longlong nr) override { value = nr; }
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void set(const char *str, size_t length, const CHARSET_INFO *cs) override {
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int err;
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value = my_strntoll(cs, str, length, 10, NULL, &err);
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}
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double val_real() override { return (double)value; }
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longlong val_int() override { return value; }
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String *val_str(String *s) override {
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s->set(value, default_charset());
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return s;
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}
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my_decimal *val_decimal(my_decimal *) override;
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bool get_date(MYSQL_TIME *ltime, my_time_flags_t fuzzydate) override {
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return get_date_from_int(ltime, fuzzydate);
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}
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bool get_time(MYSQL_TIME *ltime) override { return get_time_from_int(ltime); }
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bool check_function_as_value_generator(uchar *args) override {
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Check_function_as_value_generator_parameters *func_arg =
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pointer_cast<Check_function_as_value_generator_parameters *>(args);
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func_arg->err_code = func_arg->get_unnamed_function_error_code();
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return true;
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}
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};
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class Item_proc_string : public Item_proc {
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public:
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Item_proc_string(const char *name_par, uint length) : Item_proc(name_par) {
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set_data_type_string(length);
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}
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enum Item_result result_type() const override { return STRING_RESULT; }
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void set(longlong nr) override { str_value.set(nr, default_charset()); }
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void set(const char *str, size_t length, const CHARSET_INFO *cs) override {
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str_value.copy(str, length, cs);
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}
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double val_real() override {
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int err_not_used;
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const char *end_not_used;
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const CHARSET_INFO *cs = str_value.charset();
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return my_strntod(cs, str_value.ptr(), str_value.length(), &end_not_used,
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&err_not_used);
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}
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longlong val_int() override {
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int err;
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const CHARSET_INFO *cs = str_value.charset();
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return my_strntoll(cs, str_value.ptr(), str_value.length(), 10, NULL, &err);
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}
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bool get_date(MYSQL_TIME *ltime, my_time_flags_t fuzzydate) override {
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return get_date_from_string(ltime, fuzzydate);
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}
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bool get_time(MYSQL_TIME *ltime) override {
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return get_time_from_string(ltime);
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}
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String *val_str(String *) override {
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return null_value ? (String *)0 : &str_value;
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}
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my_decimal *val_decimal(my_decimal *) override;
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};
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/* The procedure class definitions */
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#endif /* PROCEDURE_INCLUDED */
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