00001 #ifndef _NETINET_IP_H_ 00002 #define _NETINET_IP_H_ 00003 00004 /* 00005 * Copyright (C) 2001-2005 by egnite Software GmbH. All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * 1. Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 2. Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in the 00015 * documentation and/or other materials provided with the distribution. 00016 * 3. Neither the name of the copyright holders nor the names of 00017 * contributors may be used to endorse or promote products derived 00018 * from this software without specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS 00021 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00022 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00023 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE 00024 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00025 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00026 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00027 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00028 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00029 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00030 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00031 * SUCH DAMAGE. 00032 * 00033 * For additional information see http://www.ethernut.de/ 00034 * 00035 * - 00036 * Portions Copyright (C) 2000 David J. Hudson <dave@humbug.demon.co.uk> 00037 * 00038 * This file is distributed in the hope that it will be useful, but WITHOUT 00039 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00040 * FITNESS FOR A PARTICULAR PURPOSE. 00041 * 00042 * You can redistribute this file and/or modify it under the terms of the GNU 00043 * General Public License (GPL) as published by the Free Software Foundation; 00044 * either version 2 of the License, or (at your discretion) any later version. 00045 * See the accompanying file "copying-gpl.txt" for more details. 00046 * 00047 * As a special exception to the GPL, permission is granted for additional 00048 * uses of the text contained in this file. See the accompanying file 00049 * "copying-liquorice.txt" for details. 00050 * - 00051 * Portions Copyright (c) 1983, 1993 by 00052 * The Regents of the University of California. All rights reserved. 00053 * 00054 * Redistribution and use in source and binary forms, with or without 00055 * modification, are permitted provided that the following conditions 00056 * are met: 00057 * 1. Redistributions of source code must retain the above copyright 00058 * notice, this list of conditions and the following disclaimer. 00059 * 2. Redistributions in binary form must reproduce the above copyright 00060 * notice, this list of conditions and the following disclaimer in the 00061 * documentation and/or other materials provided with the distribution. 00062 * 3. Neither the name of the University nor the names of its contributors 00063 * may be used to endorse or promote products derived from this software 00064 * without specific prior written permission. 00065 * 00066 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 00067 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00068 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00069 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 00070 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00071 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00072 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00073 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00074 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00075 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00076 * SUCH DAMAGE. 00077 */ 00078 00079 /* 00080 * $Log: ip.h,v $ 00081 * Revision 1.5 2005/08/02 17:46:49 haraldkipp 00082 * Major API documentation update. 00083 * 00084 * Revision 1.4 2005/04/05 17:38:45 haraldkipp 00085 * ARM7 memory alignment bugs fixed. 00086 * 00087 * Revision 1.3 2004/12/16 18:47:02 haraldkipp 00088 * Added Damian Slee's IP filter function. 00089 * 00090 * Revision 1.2 2004/03/16 16:48:28 haraldkipp 00091 * Added Jan Dubiec's H8/300 port. 00092 * 00093 * Revision 1.1.1.1 2003/05/09 14:41:14 haraldkipp 00094 * Initial using 3.2.1 00095 * 00096 * Revision 1.9 2003/02/04 18:00:45 harald 00097 * Version 3 released 00098 * 00099 * Revision 1.8 2002/06/26 17:29:21 harald 00100 * First pre-release with 2.4 stack 00101 * 00102 */ 00103 00104 #include <net/if_arp.h> 00105 00117 00118 #define IPVERSION 4 00120 #define IP_DF 0x4000 00121 #define IP_MF 0x2000 00122 #define IP_OFFMASK 0x1fff 00127 typedef struct __attribute__ ((packed)) ip IPHDR; 00128 00132 struct __attribute__ ((packed)) ip { 00133 #ifndef __BIG_ENDIAN__ 00134 #ifdef __IMAGECRAFT__ 00135 unsigned ip_hl:4, 00136 ip_v:4; 00137 #else 00138 u_char ip_hl:4, 00139 ip_v:4; 00140 #endif 00141 #else /* #ifndef __BIG_ENDIAN__ */ 00142 u_char ip_v:4, 00143 ip_hl:4; 00144 #endif /* #ifndef __BIG_ENDIAN__ */ 00145 u_char ip_tos; 00146 short ip_len; 00147 u_short ip_id; 00148 short ip_off; 00149 u_char ip_ttl; 00150 u_char ip_p; 00151 u_short ip_sum; 00152 u_long ip_src; 00153 u_long ip_dst; 00154 }; 00155 00156 #define IPOPT_EOL 0 00157 #define IPOPT_NOP 1 00159 #define IPOPT_RR 7 00160 #define IPOPT_TS 68 00161 #define IPOPT_SECURITY 130 00162 #define IPOPT_LSRR 131 00163 #define IPOPT_SATID 136 00164 #define IPOPT_SSRR 137 00166 #define IPOPT_OPTVAL 0 00167 #define IPOPT_OLEN 1 00168 #define IPOPT_OFFSET 2 00169 #define IPOPT_MINOFF 4 00171 #define MAXTTL 255 00172 #define IPDEFTTL 64 00173 #define IPFRAGTTL 60 00174 #define IPTTLDEC 1 00177 00178 __BEGIN_DECLS 00179 /* 00180 * API declarations. 00181 */ 00182 #include <dev/netbuf.h> 00183 extern int NutIpOutput(u_char proto, u_long dest, NETBUF * nb); 00184 00185 /* 00186 * Kernel declarations. 00187 */ 00188 #include <net/if_var.h> 00189 extern void NutIpInput(NUTDEVICE * dev, NETBUF * nb); 00190 00191 /* 00192 * Ip Filter declarations. 00193 */ 00194 typedef int (*NutIpFilterFunc) (u_long); 00195 extern void NutIpSetInputFilter(NutIpFilterFunc callbackFunc); 00196 00197 __END_DECLS 00198 /* */ 00199 #endif