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/* eurephia_context.h -- eurephiaCTX definition
*
* GPLv2 only - Copyright (C) 2008 - 2012
* David Sommerseth <dazo@users.sourceforge.net>
*
* 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; version 2
* of the License.
*
* 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; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/**
* @file eurephia_context.h
* @author David Sommerseth <dazo@users.sourceforge.net>
* @date 2008-08-06
*
* @brief eurephia context structure definition.
*
*/
#ifndef EUREPHIA_CONTEXT_H_
#define EUREPHIA_CONTEXT_H_
#include <stdio.h>
#include <eurephiadb_struct.h>
#include <eurephia_log_struct.h>
/**
* eurephia context types
*/
#define ECTX_NO_PRIVILEGES 0x1000 /**< The context should not have any privileges at all */
#define ECTX_PLUGIN_AUTH 0x1001 /**< The context is used in a openvpn plug-in setting */
#define ECTX_ADMIN_CONSOLE 0x2001 /**< The context is used via the eurephiadm console utility */
#define ECTX_ADMIN_WEB 0x2002 /**< The context is used via a web based utility */
#define SIZE_PWDCACHE_SALT 2048 /**< Defines the size of the in-memory password salt */
/**
* OpenVPN tunnel types
*/
typedef enum OVPN_tunnelType_e { tuntype_UNKN, /**< Unknwown */
tuntype_TAP, /**< OpenVPN is used with --dev tap */
tuntype_TUN /**< OpenVPN is used with --dev tun */
} OVPN_tunnelType;
/**
* main structure for the eurephia module context
* - the same context structure is used for all OpenVPN sessions
*/
typedef struct {
void *eurephia_driver; /**< Pointer to the eurephia database drivers handler */
void *eurephia_fw_intf; /**< Pointer to the eurephia firewall interface handler */
OVPN_tunnelType tuntype;/**< Type of OpenVPN tunnel - TUN or TAP */
eDBconn *dbc; /**< Pointer to an eurephia database connection */
#ifdef EUREPHIA_FWINTF
eurephiaFWINTF *fwcfg; /**< Pointer to the firewall configuration */
#else
void *fwcfg; /**< Dummy pointer, if the firewall API is not enabled */
#endif
char *server_salt; /**< The in-memory password salt, used for the password cache */
eurephiaLOG *log; /**< Log context, used by eurephia_log() */
int fatal_error; /**< If this flag is set, the execution should stop immediately */
int context_type; /**< Defines the context type */
eurephiaVALUES *disconnected; /**< List over disconnected clients which has not yet been removed */
} eurephiaCTX;
#endif
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