#ifndef _DHCP_H #define _DHCP_H /* * Copyright (C) 2001-2003 by egnite Software GmbH. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * For additional information see http://www.ethernut.de/ * * - * Portions Copyright (c) 1983, 1993 by * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. * * 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, and that * the name of Digital Equipment Corporation not be used in advertising or * publicity pertaining to distribution of the document or software without * specific, written prior permission. * * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT * CORPORATION 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. */ /* * $Log$ * Revision 1.1 2003/11/03 16:19:38 haraldkipp * First release * */ #include "types.h" /*! * \addtogroup xgDhcp */ /*@{*/ #define DHCP_SERVERPORT 0x4300 #define DHCP_CLIENTPORT 0x4400 #define DHCPOPT_PAD 0 #define DHCPOPT_NETMASK 1 #define DHCPOPT_GATEWAY 3 #define DHCPOPT_DNS 6 #define DHCPOPT_HOSTNAME 12 #define DHCPOPT_DOMAIN 15 #define DHCPOPT_BROADCAST 28 #define DHCPOPT_REQUESTIP 50 #define DHCPOPT_LEASETIME 51 #define DHCPOPT_MSGTYPE 53 #define DHCPOPT_SID 54 #define DHCPOPT_RENEWALTIME 58 #define DHCPOPT_REBINDTIME 59 #define DHCPOPT_END 255 #define DHCP_DISCOVER 1 #define DHCP_OFFER 2 #define DHCP_REQUEST 3 #define DHCP_DECLINE 4 #define DHCP_ACK 5 #define DHCP_NAK 6 #define DHCP_RELEASE 7 #define DHCP_INFORM 8 /* * DHCP message structure according to RFC 2131. */ typedef struct bootp { u_char bp_op; /*!< \brief Packet opcode type: 1=request, 2=reply */ u_char bp_htype; /*!< \brief Hardware address type: 1=Ethernet */ u_char bp_hlen; /*!< \brief Hardware address length: 6 for Ethernet */ u_char bp_hops; /*!< \brief Gateway hops */ u_long bp_xid; /*!< \brief Transaction ID */ u_short bp_secs; /*!< \brief Seconds since boot began */ u_short bp_flags; /*!< \brief RFC1532 broadcast, etc. */ u_long bp_ciaddr; /*!< \brief Client IP address */ u_long bp_yiaddr; /*!< \brief 'Your' IP address */ u_long bp_siaddr; /*!< \brief Server IP address */ u_long bp_giaddr; /*!< \brief Gateway IP address */ u_char bp_chaddr[16]; /*!< \brief Client hardware address */ char bp_sname[64]; /*!< \brief Server host name */ char bp_file[128]; /*!< \brief Boot file name */ u_long bp_cookie; /*!< \brief Cookie */ u_char bp_options[312]; /*!< \brief Vendor-specific area */ } BOOTPHDR; /*@}*/ extern int DhcpQuery(void); #endif