/*
 * dhcpc_defs.h
 * This file is part of Network-inador
 *
 * Copyright (C) 2023 - Félix Arreola Rodríguez
 *
 * Network-inador 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.
 *
 * Network-inador 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 Network-inador; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, 
 * Boston, MA  02110-1301  USA
 */

#ifndef __DHCPC_DEFS_H__
#define __DHCPC_DEFS_H__

#include <stdint.h>
#include "flist.h"

#include "struct_addr_union.h"

/* Información del proceso de DHCP */
enum {
	IFACE_NO_DHCP = 0,
	IFACE_ISC_DHCLIENT,
	IFACE_BUSYBOX_UDHCPC
};

/* FIXME: Revisar estos estados */
enum {
	DHCP_CLIENT_SELECTING,
	DHCP_CLIENT_BOUND,
	DHCP_CLIENT_RENEWED,
	
	DHCP_CLIENT_EXPIRED,
	DHCP_CLIENT_FAILED,
	
	DHCP_CLIENT_KILLED,
};

#define DHCP_CLIENT_FLAG_AUTO_RESTART 			0x0001
#define DHCP_CLIENT_FLAG_DONT_ADD_DNS_INFO 		0x0002
#define DHCP_CLIENT_FLAG_DONT_ADD_ROUTE_INFO 	0x0004
#define DHCP_CLIENT_FLAG_DONT_ADD_IP_INFO 		0x0008

typedef struct {
	int type;
	
	uint32_t flags;
	int dhcp_state;
	
	/* Para vigilar el proceso */
	pid_t process_pid;
	unsigned int process_watch;
	
	/* La información obtenida desde el cliente */
	struct_addr ip, broadcast;
	struct_addr gateways[7], dns[7];
	char domain_name[256];
	int gw_c, dns_c;
	int prefix;
	
	struct_addr dhcp_server_ip;
	uint32_t lease_time;
} InterfaceDHCPClientInfo;

#endif /* __DHCPC_DEFS_H__ */