sourcemod/extensions/mysql/mysql/MyBasicResults.h
2015-11-08 13:14:57 -08:00

101 lines
3.5 KiB
C++

/**
* vim: set ts=4 sw=4 tw=99 noet :
* =============================================================================
* SourceMod MySQL Extension
* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
* =============================================================================
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 3.0, as published by the
* Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* As a special exception, AlliedModders LLC gives you permission to link the
* code of this program (as well as its derivative works) to "Half-Life 2," the
* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
* by the Valve Corporation. You must obey the GNU General Public License in
* all respects for all other code used. Additionally, AlliedModders LLC grants
* this exception to all derivative works. AlliedModders LLC defines further
* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
* or <http://www.sourcemod.net/license.php>.
*
* Version: $Id$
*/
#ifndef _INCLUDE_SM_MYSQL_BASIC_RESULTS_H_
#define _INCLUDE_SM_MYSQL_BASIC_RESULTS_H_
#include "MyDatabase.h"
class MyQuery;
class MyBasicResults :
public IResultSet,
public IResultRow
{
friend class MyQuery;
public:
MyBasicResults(MYSQL_RES *res);
~MyBasicResults();
public: //IResultSet
unsigned int GetRowCount();
unsigned int GetFieldCount();
const char *FieldNumToName(unsigned int columnId);
bool FieldNameToNum(const char *name, unsigned int *columnId);
bool MoreRows();
IResultRow *FetchRow();
bool Rewind();
DBType GetFieldType(unsigned int field);
DBType GetFieldDataType(unsigned int field);
IResultRow *CurrentRow();
public: //IResultRow
DBResult GetString(unsigned int columnId, const char **pString, size_t *length);
DBResult GetFloat(unsigned int columnId, float *pFloat);
DBResult GetInt(unsigned int columnId, int *pInt);
bool IsNull(unsigned int columnId);
DBResult GetBlob(unsigned int columnId, const void **pData, size_t *length);
DBResult CopyBlob(unsigned int columnId, void *buffer, size_t maxlength, size_t *written);
DBResult CopyString(unsigned int columnId,
char *buffer,
size_t maxlength,
size_t *written);
size_t GetDataSize(unsigned int columnId);
protected:
void Update();
private:
MYSQL_RES *m_pRes;
unsigned int m_CurRow;
MYSQL_ROW m_Row;
unsigned long *m_Lengths;
unsigned int m_ColCount;
unsigned int m_RowCount;
};
class MyQuery : public IQuery
{
friend class MyBasicResults;
public:
MyQuery(MyDatabase *db, MYSQL_RES *res);
public:
IResultSet *GetResultSet();
bool FetchMoreResults();
void Destroy();
public: // Used by the driver to implement GetInsertIDForQuery()/GetAffectedRowsForQuery()
unsigned int GetInsertID();
unsigned int GetAffectedRows();
private:
ke::RefPtr<MyDatabase> m_pParent;
MyBasicResults m_rs;
unsigned int m_InsertID;
unsigned int m_AffectedRows;
};
#endif //_INCLUDE_SM_MYSQL_BASIC_RESULTS_H_