src/shared/Database/DatabaseMysql.h

   1 /*
   2  * Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef DO_POSTGRESQL
  20
  21 #ifndef _DATABASEMYSQL_H
  22 #define _DATABASEMYSQL_H
  23
  24 #include "Database.h"
  25 #include "Policies/Singleton.h"
  26 #include "zthread/FastMutex.h"
  27
  28 #ifdef WIN32
  29 #define FD_SETSIZE 1024
  30 #include <winsock2.h>
  31 #include <mysql/mysql.h>
  32 #else
  33 #include <mysql.h>
  34 #endif
  35
  36 class MANGOS_DLL_SPEC DatabaseMysql : public Database
  37 {
  38     friend class MaNGOS::OperatorNew<DatabaseMysql>;
  39
  40     public:
  41         DatabaseMysql();
  42         ~DatabaseMysql();
  43
  44         //! Initializes Mysql and connects to a server.
  45         /*! infoString should be formated like hostname;username;password;database. */
  46         bool Initialize(const char *infoString);
  47         void InitDelayThread();
  48         void HaltDelayThread();
  49         QueryResult* Query(const char *sql);
  50         bool Execute(const char *sql);
  51         bool DirectExecute(const char* sql);
  52         bool BeginTransaction();
  53         bool CommitTransaction();
  54         bool RollbackTransaction();
  55
  56         operator bool () const { return mMysql != NULL; }
  57
  58         unsigned long escape_string(char *to, const char *from, unsigned long length);
  59         using Database::escape_string;
  60
  61         // must be call before first query in thread
  62         void ThreadStart();
  63         // must be call before finish thread run
  64         void ThreadEnd();
  65     private:
  66         ZThread::FastMutex mMutex;
  67
  68         ZThread::ThreadImpl* tranThread;
  69
  70         MYSQL *mMysql;
  71
  72         static size_t db_count;
  73
  74         bool _TransactionCmd(const char *sql);
  75 };
  76 #endif
  77 #endif