/*!
 * session.h
 *
 * Copyright (c) 2015, NADAL Jean-Baptiste. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301 USA
 * 
 * @Author:  NADAL Jean-Baptiste
 * @Date: 19/03/2015
 *
 */

#ifndef _SESSION_H
#define _SESSION_H

/*------------------------------- INCLUDES ----------------------------------*/

#include "restd.h"

/*--------------------------------- Define ----------------------------------*/

#define MAX_SESSIONS 2
#define SESSION_TTL 120


// Describes web session.
struct session {
    char session_id[33];      // Session ID, must be unique
    char random[20];          // Random data used for extra user validation
    char user[MAX_USER_LEN];  // Authenticated user
    time_t expire;            // Expiration timestamp, UTC
};

struct session *new_session (void);
struct session *get_session (const struct mg_connection *aConn);
void generate_session_id (char *aBuf, const char *aRandom,
                               	 const char *anUser);
void get_qsvar (const struct mg_request_info *aRequest_info,
                const char *aName, char *aDst, size_t aDst_len);

#endif /* _SESSION_H */
