/*****
*
* Copyright (C) 2002, 2003 Pablo Belin <pablo@blacklan.net>
* All Rights Reserved
*
* This file is part of the gprelude program.
*
* This program 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, or (at your option)
* any later version.
*
* 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; see the file COPYING.  If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*****/

#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <stdarg.h>

#include <libprelude/prelude-log.h>

#include <libpreludedb/db-type.h>
#include <libpreludedb/sql-connection-data.h>

#include "list.h"
#include "gprelude-mem.h"
#include "db-interface.h"


gprelude_db_interface_t *gprelude_db_interface_new ( void )
{
	gprelude_db_interface_t *db;

	db = malloc ( sizeof(gprelude_db_interface_t) );
	if ( !db ) {
		log ( LOG_ERR, "memory exhausted.\n" );
		return NULL;
	}

	memset ( db, 0, sizeof(gprelude_db_interface_t) );

	db->name = NULL;
	db->format = NULL;
	db->type = prelude_db_type_invalid;

	return db;
}

int gprelude_db_interface_destroy ( void *data )
{
	gprelude_db_interface_t *db = (gprelude_db_interface_t *)data;
	
	if ( !db )
		return -1;

	gprelude_free ( db->name );
	gprelude_free ( db->format );

	switch ( db->type ) {

		case prelude_db_type_sql:
			prelude_sql_connection_data_destroy ( db->data.sql ); 
			break;

		default:
			break;
	}

	free ( db );

	return 0;
}

gprelude_db_interface_t *gprelude_db_interface_search_by_name ( list_t *list, const char *name )
{
	list_t *tmp;
	gprelude_db_interface_t *iface;

	if ( !name ) 
		return NULL;

	list_foreach ( list, tmp ) {

		iface = list_get_data ( tmp );
		if ( iface && iface->name && (strcmp ( iface->name, name ) == 0) )
			return iface;
		
	}

	return NULL;
}