/*      $OpenBSD: radiusd_ipcp.h,v 1.3 2024/09/15 05:29:11 yasuoka Exp $        */

/*
 * Copyright (c) 2024 Internet Initiative Japan Inc.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef RADIUSD_IPCP_H
#define RADIUSD_IPCP_H 1

#include <netinet/in.h>
#include <stdint.h>

#include "radiusd.h"

#define RADIUSD_IPCP_DAE_MAX_INFLIGHT   64

enum imsg_module_ipcp_type {
        IMSG_RADIUSD_MODULE_IPCP_DUMP = IMSG_RADIUSD_MODULE_MIN,
        IMSG_RADIUSD_MODULE_IPCP_MONITOR,
        IMSG_RADIUSD_MODULE_IPCP_DUMP_AND_MONITOR,
        IMSG_RADIUSD_MODULE_IPCP_START,
        IMSG_RADIUSD_MODULE_IPCP_STOP,
        IMSG_RADIUSD_MODULE_IPCP_DELETE,
        IMSG_RADIUSD_MODULE_IPCP_DISCONNECT
};

#define _PATH_RADIUSD_IPCP_DB   "/var/run/radiusd_ipcp.db"

struct radiusd_ipcp_db_record {
        unsigned                        seq;
        char                            session_id[256];
        char                            auth_method[16];
        char                            username[256];
        struct timespec                 start;  /* Start time in boottime */
        struct timespec                 timeout;/* Timeout time in boottime */
        struct in_addr                  nas_ipv4;
        struct in6_addr                 nas_ipv6;
        char                            nas_id[256];
        char                            tun_type[8];
        union {
                struct sockaddr_in      sin4;
                struct sockaddr_in6     sin6;
        }                               tun_client;
};

struct radiusd_ipcp_db_dump {
        int                              islast;
        struct {
                int                      af;
                union {
                        struct in_addr   ipv4;
                        struct in6_addr  ipv6;
                }                        addr;
                struct radiusd_ipcp_db_record
                                         rec;
        }                                records[0];
};

struct radiusd_ipcp_statistics {
        uint32_t                         ipackets;
        uint32_t                         opackets;
        uint64_t                         ibytes;
        uint64_t                         obytes;
        char                             cause[80];
};
#endif