87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
/*
|
|
* This file is a part of morm
|
|
* and is distributed under the 2-Clause BSD licence.
|
|
* Author: Tomasz Sowa <t.sowa@ttmath.org>
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2018-2019, Tomasz Sowa
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
#ifndef headerfile_morm_src_queryresult
|
|
#define headerfile_morm_src_queryresult
|
|
|
|
#include <log/log.h>
|
|
#include <string>
|
|
|
|
|
|
namespace morm
|
|
{
|
|
|
|
struct QueryResult
|
|
{
|
|
bool status;
|
|
size_t result_rows; // how many rows in the result query
|
|
size_t result_cols; // how many columns in the result query
|
|
size_t cur_row; // used for reading
|
|
std::wstring error_msg;
|
|
|
|
std::string temp_column_name;
|
|
size_t references_count;
|
|
|
|
QueryResult();
|
|
virtual ~QueryResult();
|
|
|
|
virtual void clear();
|
|
virtual bool has_db_result();
|
|
|
|
virtual const char * get_field_string_value(int column_index);
|
|
virtual const char * get_field_string_value(const char * column_name);
|
|
virtual const char * get_field_string_value(const wchar_t * field_name);
|
|
|
|
/*
|
|
* returns -1 if there is no such a column
|
|
*
|
|
*/
|
|
virtual int get_column_index(const char * column_name);
|
|
virtual int get_column_index(const wchar_t * column_name);
|
|
virtual bool is_null(int column_index);
|
|
|
|
// may it should be changed to size_t?
|
|
virtual const char * get_value_from_result(int row, int col);
|
|
virtual int get_value_length(int row, int col);
|
|
virtual bool is_null(int row, int col);
|
|
|
|
virtual void dump_column_names(pt::Log & log);
|
|
};
|
|
|
|
|
|
|
|
} // namespace
|
|
|
|
#endif
|