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# apps/dhcpc/dhcpc.h

    00001 /*
    00002  * Copyright (c) 2005, Swedish Institute of Computer Science
    00003  * All rights reserved.
    00004  *
    00005  * Redistribution and use in source and binary forms, with or without
    00006  * modification, are permitted provided that the following conditions
    00007  * are met:
    00008  * 1. Redistributions of source code must retain the above copyright
    00009  *    notice, this list of conditions and the following disclaimer.
    00010  * 2. Redistributions in binary form must reproduce the above copyright
    00011  *    notice, this list of conditions and the following disclaimer in the
    00012  *    documentation and/or other materials provided with the distribution.
    00013  * 3. Neither the name of the Institute nor the names of its contributors
    00014  *    may be used to endorse or promote products derived from this software
    00015  *    without specific prior written permission.
    00016  *
    00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
    00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
    00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    00027  * SUCH DAMAGE.
    00028  *
    00029  * This file is part of the uIP TCP/IP stack
    00030  *
    00031  * @(#)$Id: dhcpc.h,v 1.3 2006/06/11 21:46:37 adam Exp $
    00032  */
    00033 #ifndef __DHCPC_H__
    00034 #define __DHCPC_H__
    00035
    00036 #include "timer.h"
    00037 #include "pt.h"
    00038
    00039 struct dhcpc_state {
    00040   struct pt pt;
    00041   char state;
    00042   struct uip_udp_conn *conn;
    00043   struct timer timer;
    00044   u16_t ticks;
    00045   const void *mac_addr;
    00046   int mac_len;
    00047
    00048   u8_t serverid[4];
    00049
    00050   u16_t lease_time[2];
    00051   u16_t ipaddr[2];
    00052   u16_t netmask[2];
    00053   u16_t dnsaddr[2];
    00054   u16_t default_router[2];
    00055 };
    00056
    00057 void dhcpc_init(const void *mac_addr, int mac_len);
    00058 void dhcpc_request(void);
    00059
    00060 void dhcpc_appcall(void);
    00061
    00062 void dhcpc_configured(const struct dhcpc_state *s);
    00063
    00064 typedef struct dhcpc_state uip_udp_appstate_t;
    00065 #define UIP_UDP_APPCALL dhcpc_appcall
    00066
    00067
    00068 #endif /* __DHCPC_H__ */