session_get.c

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/**
 * \file
 *
 * \author  Georg Hopp
 *
 * \copyright
 * Copyright © 2012  Georg Hopp
 *
 * 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
 */

#define _GNU_SOURCE

#include <sys/types.h>

#include "class.h"
#include "session.h"
#include "hash.h"
#include "application/application.h"

#include "utils/memory.h"


Session
applicationSessionGet(Application this, const char * sid)
{
    Session sess  = NULL;
    int     index;

    if (NULL != sid) {
        /**
         * now get the session if not expired
         */
        for (index=0; index<SESSION_LIVETIME; index++) {
            sess = (Session)hashDelete(
                    (this->active_sessions)[index], sid, 36);
            if (NULL != sess) {
                break;
            }
        }

        /**
         * update livetime of session if found
         */
        if (NULL != sess) {
            sess->livetime = this->session_time_ofs + SESSION_LIVETIME;
            hashAdd((this->active_sessions)[0], sess);
        }
    }

    return sess;
}

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