You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
2.5 KiB
104 lines
2.5 KiB
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $NoKeywords: $
|
|
//=============================================================================//
|
|
|
|
#ifndef MYSQLDATABASE_H
|
|
#define MYSQLDATABASE_H
|
|
#ifdef _WIN32
|
|
#pragma once
|
|
#endif
|
|
|
|
#include <windows.h>
|
|
#include "ISQLDBReplyTarget.h"
|
|
#include "UtlVector.h"
|
|
#include "UtlLinkedList.h"
|
|
|
|
class ISQLDBCommand;
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Generic MySQL accessing database
|
|
// Provides threaded I/O queue functionality for accessing a mysql db
|
|
//-----------------------------------------------------------------------------
|
|
class CMySqlDatabase
|
|
{
|
|
public:
|
|
// constructor
|
|
CMySqlDatabase();
|
|
~CMySqlDatabase();
|
|
|
|
// initialization - must be called before this object can be used
|
|
bool Initialize();
|
|
|
|
// Dispatches responses to SQLDB queries
|
|
bool RunFrame();
|
|
|
|
// load info - returns the number of sql db queries waiting to be processed
|
|
virtual int QueriesInOutQueue();
|
|
|
|
// number of queries finished processing, waiting to be responded to
|
|
virtual int QueriesInFinishedQueue();
|
|
|
|
// activates the thread
|
|
void RunThread();
|
|
|
|
// command queues
|
|
void AddCommandToQueue(ISQLDBCommand *cmd, ISQLDBReplyTarget *replyTarget, int returnState = 0);
|
|
|
|
private:
|
|
|
|
// threading data
|
|
bool m_bRunThread;
|
|
CRITICAL_SECTION m_csThread;
|
|
CRITICAL_SECTION m_csInQueue;
|
|
CRITICAL_SECTION m_csOutQueue;
|
|
CRITICAL_SECTION m_csDBAccess;
|
|
|
|
// wait event
|
|
HANDLE m_hEvent;
|
|
|
|
struct msg_t
|
|
{
|
|
ISQLDBCommand *cmd;
|
|
ISQLDBReplyTarget *replyTarget;
|
|
int result;
|
|
int returnState;
|
|
};
|
|
|
|
// command queues
|
|
CUtlLinkedList<msg_t, int> m_InQueue;
|
|
CUtlLinkedList<msg_t, int> m_OutQueue;
|
|
};
|
|
|
|
class Connection;
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Interface to a command
|
|
//-----------------------------------------------------------------------------
|
|
class ISQLDBCommand
|
|
{
|
|
public:
|
|
// makes the command run (blocking), returning the success code
|
|
virtual int RunCommand() = 0;
|
|
|
|
// return data
|
|
virtual void *GetReturnData() { return NULL; }
|
|
|
|
// returns the command ID
|
|
virtual int GetID() { return 0; }
|
|
|
|
// gets information about the command for if it failed
|
|
virtual void GetDebugInfo(char *buf, int bufSize) { buf[0] = 0; }
|
|
|
|
// use to delete
|
|
virtual void deleteThis() = 0;
|
|
|
|
protected:
|
|
// protected destructor, so that it has to be deleted through deleteThis()
|
|
virtual ~ISQLDBCommand() {}
|
|
};
|
|
|
|
|
|
#endif // MYSQLDATABASE_H
|