/*
 * Ouroboros - Copyright (C) 2016
 *
 * IPC process structure
 *
 *    Dimitri Staessens <dimitri.staessens@intec.ugent.be>
 *
 * 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 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, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef IPCPD_IPCP_H
#define IPCPD_IPCP_H

#include <ouroboros/config.h>

#include <pthread.h>
#include <time.h>

#include "ipcp-ops.h"
#include "ipcp-data.h"

enum ipcp_state {
        IPCP_NULL = 0,
        IPCP_INIT,
        IPCP_PENDING_ENROLL,
        IPCP_ENROLLED,
        IPCP_DISCONNECTED,
        IPCP_SHUTDOWN
};

struct ipcp {
        struct ipcp_data * data;
        struct ipcp_ops *  ops;
        int                irmd_fd;

        enum ipcp_state    state;
        pthread_rwlock_t   state_lock;
        pthread_mutex_t    state_mtx;
        pthread_cond_t     state_cond;

        int                sockfd;
        char *             sock_path;
        pthread_t *        threadpool;
} ipcpi;

int             ipcp_init(enum ipcp_type type,
                          struct ipcp_ops * ops);

void            ipcp_fini(void);

void            ipcp_set_state(enum ipcp_state state);

enum ipcp_state ipcp_get_state(void);

int             ipcp_wait_state(enum ipcp_state         state,
                                const struct timespec * timeout);

void *          ipcp_main_loop(void * o);

int             ipcp_parse_arg(int argc,
                               char * argv[]);

#endif