db_mysql.c

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/* 
 * $Id: db_mysql.c 5425 2009-01-07 08:43:22Z henningw $ 
 *
 * MySQL module interface
 *
 * Copyright (C) 2001-2003 FhG Fokus
 * Copyright (C) 2008 1&1 Internet AG
 *
 * This file is part of Kamailio, a free SIP server.
 *
 * Kamailio is free software; you can redistribute it and/or modify
 * 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
 *
 * Kamailio 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, write to the Free Software 
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
/*
 * History:
 * --------
 *  2003-03-11  updated to the new module exports interface (andrei)
 *  2003-03-16  flags export parameter added (janakj)
 */

/*! \file
 *  \brief DB_MYSQL :: Core
 *  \ingroup db_mysql
 *  Module: \ref db_mysql
 */

/*! \defgroup db_mysql DB_MYSQL :: the MySQL driver for Kamailio
 *  \brief The Kamailio database interface to the MySQL database
 *  - http://www.mysql.org
 *
 */

#include "../../sr_module.h"
#include "../../db/db.h"
#include "dbase.h"
#include "db_mysql.h"

#include <mysql/mysql.h>

unsigned int db_mysql_ping_interval = 5 * 60; /* Default is 5 minutes */
unsigned int db_mysql_timeout_interval = 2;   /* Default is 6 seconds */
unsigned int db_mysql_auto_reconnect = 1;     /* Default is enabled   */

static int mysql_mod_init(void);

MODULE_VERSION

int db_mysql_bind_api(db_func_t *dbb);

/*! \brief
 * MySQL database module interface
 */
static cmd_export_t cmds[] = {
   {"db_bind_api",         (cmd_function)db_mysql_bind_api,      0, 0, 0, 0},
   {0, 0, 0, 0, 0, 0}
};


/*! \brief
 * Exported parameters
 */
static param_export_t params[] = {
   {"ping_interval",    INT_PARAM, &db_mysql_ping_interval},
   {"timeout_interval", INT_PARAM, &db_mysql_timeout_interval},
   {"auto_reconnect",   INT_PARAM, &db_mysql_auto_reconnect},
   {0, 0, 0}
};


struct module_exports exports = {   
   "db_mysql",
   DEFAULT_DLFLAGS, /* dlopen flags */
   cmds,
   params,          /*  module parameters */
   0,               /* exported statistics */
   0,               /* exported MI functions */
   0,               /* exported pseudo-variables */
   0,               /* extra processes */
   mysql_mod_init,  /* module initialization function */
   0,               /* response function*/
   0,               /* destroy function */
   0                /* per-child init function */
};


static int mysql_mod_init(void)
{
   LM_DBG("MySQL client version is %s\n", mysql_get_client_info());
   return 0;
}

int db_mysql_bind_api(db_func_t *dbb)
{
   if(dbb==NULL)
      return -1;

   memset(dbb, 0, sizeof(db_func_t));

   dbb->use_table        = db_mysql_use_table;
   dbb->init             = db_mysql_init;
   dbb->close            = db_mysql_close;
   dbb->query            = db_mysql_query;
   dbb->fetch_result     = db_mysql_fetch_result;
   dbb->raw_query        = db_mysql_raw_query;
   dbb->free_result      = db_mysql_free_result;
   dbb->insert           = db_mysql_insert;
   dbb->delete           = db_mysql_delete;
   dbb->update           = db_mysql_update;
   dbb->replace          = db_mysql_replace;
   dbb->last_inserted_id = db_last_inserted_id;
   dbb->insert_update    = db_insert_update;

   return 0;
}