modules/db_mysql/km_my_con.h
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 /* 
  * Copyright (C) 2001-2003 FhG Fokus
  * Copyright (C) 2008 1&1 Internet AG
  *
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  * This file is part of Kamailio, a free SIP server.
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  *
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  * Kamailio is free software; you can redistribute it and/or modify
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  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version
  *
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  * Kamailio is distributed in the hope that it will be useful,
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  * 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, write to the Free Software 
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  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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  */
 
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 /*! \file
  *  \brief DB_MYSQL :: Core
  *  \ref my_con.c
  *  \ingroup db_mysql
  *  Module: \ref db_mysql
  */
 
 
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 #ifndef KM_MY_CON_H
 #define KM_MY_CON_H
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 #include "../../lib/srdb1/db_pool.h"
 #include "../../lib/srdb1/db_id.h"
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 #include <time.h>
 #include <mysql/mysql.h>
 
 
 struct my_con {
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 	struct db_id* id;        /*!< Connection identifier */
 	unsigned int ref;        /*!< Reference count */
 	struct pool_con* next;   /*!< Next connection in the pool */
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 	MYSQL* con;              /*!< Connection representation */
 	time_t timestamp;        /*!< Timestamp of last query */
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 	int transaction;         /*!< Multi-query transaction is currently open */
 	int lockedtables;        /*!< Table locks were aquired */
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 };
 
 
 /*
  * Some convenience wrappers
  */
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 #define CON_CONNECTION(db_con)  (((struct my_con*)((db_con)->tail))->con)
 #define CON_TIMESTAMP(db_con)   (((struct my_con*)((db_con)->tail))->timestamp)
 #define CON_TRANSACTION(db_con) (((struct my_con*)((db_con)->tail))->transaction)
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 #define CON_LOCKEDTABLES(db_con) (((struct my_con*)((db_con)->tail))->lockedtables)
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 /*! \brief
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  * Create a new connection structure,
  * open the MySQL connection and set reference count to 1
  */
 struct my_con* db_mysql_new_connection(const struct db_id* id);
 
 
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 /*! \brief
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  * Close the connection and release memory
  */
 void db_mysql_free_connection(struct pool_con* con);
 
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 #endif /* KM_MY_CON_H */