Jun Furutani / libMiMic

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Fork of libMiMic by Ryo Iizuka

uip/NyLPC_uip.h@0:142ee8b12fef, 2013-01-30 (annotated)

Committer:
nyatla
Date:
Wed Jan 30 03:46:05 2013 +0000
Revision:
0:142ee8b12fef
ported core classes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nyatla 0:142ee8b12fef 1 /*********************************************************************************
nyatla 0:142ee8b12fef 2 * PROJECT: MiMic
nyatla 0:142ee8b12fef 3 * --------------------------------------------------------------------------------
nyatla 0:142ee8b12fef 4 *
nyatla 0:142ee8b12fef 5 * This file is part of MiMic
nyatla 0:142ee8b12fef 6 * Copyright (C)2011 Ryo Iizuka
nyatla 0:142ee8b12fef 7 *
nyatla 0:142ee8b12fef 8 * MiMic is free software: you can redistribute it and/or modify
nyatla 0:142ee8b12fef 9 * it under the terms of the GNU Lesser General Public License as published
nyatla 0:142ee8b12fef 10 * by　the Free Software Foundation, either version 3 of the　License, or
nyatla 0:142ee8b12fef 11 * (at your option) any later version.
nyatla 0:142ee8b12fef 12 *
nyatla 0:142ee8b12fef 13 * This program is distributed in the hope that it will be useful,
nyatla 0:142ee8b12fef 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
nyatla 0:142ee8b12fef 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
nyatla 0:142ee8b12fef 16 * GNU General Public License for more details.
nyatla 0:142ee8b12fef 17 *
nyatla 0:142ee8b12fef 18 * You should have received a copy of the GNU Lesser General Public License
nyatla 0:142ee8b12fef 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
nyatla 0:142ee8b12fef 20 *
nyatla 0:142ee8b12fef 21 * For further information please contact.
nyatla 0:142ee8b12fef 22 * http://nyatla.jp/
nyatla 0:142ee8b12fef 23 * <airmail(at)ebony.plala.or.jp> or <nyatla(at)nyatla.jp>
nyatla 0:142ee8b12fef 24 *
nyatla 0:142ee8b12fef 25 *
nyatla 0:142ee8b12fef 26 * Parts of this file were leveraged from uIP:
nyatla 0:142ee8b12fef 27 *
nyatla 0:142ee8b12fef 28 * Copyright (c) 2001-2003, Adam Dunkels.
nyatla 0:142ee8b12fef 29 * All rights reserved.
nyatla 0:142ee8b12fef 30 *
nyatla 0:142ee8b12fef 31 * Redistribution and use in source and binary forms, with or without
nyatla 0:142ee8b12fef 32 * modification, are permitted provided that the following conditions
nyatla 0:142ee8b12fef 33 * are met:
nyatla 0:142ee8b12fef 34 * 1. Redistributions of source code must retain the above copyright
nyatla 0:142ee8b12fef 35 * notice, this list of conditions and the following disclaimer.
nyatla 0:142ee8b12fef 36 * 2. Redistributions in binary form must reproduce the above copyright
nyatla 0:142ee8b12fef 37 * notice, this list of conditions and the following disclaimer in the
nyatla 0:142ee8b12fef 38 * documentation and/or other materials provided with the distribution.
nyatla 0:142ee8b12fef 39 * 3. The name of the author may not be used to endorse or promote
nyatla 0:142ee8b12fef 40 * products derived from this software without specific prior
nyatla 0:142ee8b12fef 41 * written permission.
nyatla 0:142ee8b12fef 42 *
nyatla 0:142ee8b12fef 43 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
nyatla 0:142ee8b12fef 44 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
nyatla 0:142ee8b12fef 45 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
nyatla 0:142ee8b12fef 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
nyatla 0:142ee8b12fef 47 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
nyatla 0:142ee8b12fef 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
nyatla 0:142ee8b12fef 49 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
nyatla 0:142ee8b12fef 50 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
nyatla 0:142ee8b12fef 51 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
nyatla 0:142ee8b12fef 52 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
nyatla 0:142ee8b12fef 53 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nyatla 0:142ee8b12fef 54 */
nyatla 0:142ee8b12fef 55 #ifndef NyLPC_uip_h
nyatla 0:142ee8b12fef 56 #define NyLPC_uip_h
nyatla 0:142ee8b12fef 57 #include "../include/NyLPC_stdlib.h"
nyatla 0:142ee8b12fef 58 #include "../include/NyLPC_config.h"
nyatla 0:142ee8b12fef 59 #include "NyLPC_uip_ethernet.h"
nyatla 0:142ee8b12fef 60
nyatla 0:142ee8b12fef 61 #ifdef __cplusplus
nyatla 0:142ee8b12fef 62 extern "C" {
nyatla 0:142ee8b12fef 63 #endif /* __cplusplus */
nyatla 0:142ee8b12fef 64
nyatla 0:142ee8b12fef 65 #define UIP_PROTO_ICMP 1
nyatla 0:142ee8b12fef 66 #define UIP_PROTO_TCP 6
nyatla 0:142ee8b12fef 67 #define UIP_PROTO_UDP 17
nyatla 0:142ee8b12fef 68 #define UIP_PROTO_ICMP6 58
nyatla 0:142ee8b12fef 69
nyatla 0:142ee8b12fef 70 #define ARP_REQUEST 1
nyatla 0:142ee8b12fef 71 #define ARP_REPLY 2
nyatla 0:142ee8b12fef 72 #define ARP_HWTYPE_ETH 1
nyatla 0:142ee8b12fef 73
nyatla 0:142ee8b12fef 74
nyatla 0:142ee8b12fef 75 #ifndef PACK_STRUCT_END
nyatla 0:142ee8b12fef 76 #define PACK_STRUCT_END __attribute((packed))
nyatla 0:142ee8b12fef 77 #endif
nyatla 0:142ee8b12fef 78
nyatla 0:142ee8b12fef 79 /**********************************************************************
nyatla 0:142ee8b12fef 80 *
nyatla 0:142ee8b12fef 81 *
nyatla 0:142ee8b12fef 82 *
nyatla 0:142ee8b12fef 83 **********************************************************************/
nyatla 0:142ee8b12fef 84
nyatla 0:142ee8b12fef 85 /**
nyatla 0:142ee8b12fef 86 * IPアドレスを格納します。
nyatla 0:142ee8b12fef 87 * IPアドレスは、ネットワークオーダーで設定します。
nyatla 0:142ee8b12fef 88 */
nyatla 0:142ee8b12fef 89 struct NyLPC_TIPv4Addr
nyatla 0:142ee8b12fef 90 {
nyatla 0:142ee8b12fef 91 NyLPC_TUInt32 v;
nyatla 0:142ee8b12fef 92 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 93 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_ZERO;
nyatla 0:142ee8b12fef 94 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_ALL;
nyatla 0:142ee8b12fef 95 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_BROADCAST;
nyatla 0:142ee8b12fef 96
nyatla 0:142ee8b12fef 97 /**
nyatla 0:142ee8b12fef 98 * addr1とaddr2が全く同じであるかをテストします。
nyatla 0:142ee8b12fef 99 * \hideinitializer
nyatla 0:142ee8b12fef 100 */
nyatla 0:142ee8b12fef 101 #define NyLPC_TIPv4Addr_isEqual(v1,v2) ((v1)->v==(v2)->v)
nyatla 0:142ee8b12fef 102 /**
nyatla 0:142ee8b12fef 103 * addr1とaddr2をmaskでマスクした結果を比較します。
nyatla 0:142ee8b12fef 104 * \hideinitializer
nyatla 0:142ee8b12fef 105 */
nyatla 0:142ee8b12fef 106 #define NyLPC_TIPv4Addr_isEqualWithMask(addr1, addr2, mask) ((((addr1)->v) & ((mask)->v))==(((addr2)->v) & ((mask)->v)))
nyatla 0:142ee8b12fef 107
nyatla 0:142ee8b12fef 108 /**
nyatla 0:142ee8b12fef 109 * 変数にIP v4アドレスをセットします。
nyatla 0:142ee8b12fef 110 * 次のように使います。
nyatla 0:142ee8b12fef 111 \code
nyatla 0:142ee8b12fef 112 NyLPC_TIPv4Addr ip;
nyatla 0:142ee8b12fef 113 NyLPC_TIpv4Addr_set(&ip,1,2,3,4);
nyatla 0:142ee8b12fef 114 \endcode
nyatla 0:142ee8b12fef 115 */
nyatla 0:142ee8b12fef 116 #define NyLPC_TIPv4Addr_set(s,a0,a1,a2,a3) (s).v=NyLPC_htonl((0xff000000&(a0<<24))|(0x00ff0000&(a1<<16))|(0x0000ff00&(a2<<8))|(0x000000ff&(a3)))
nyatla 0:142ee8b12fef 117 #define NyLPC_TIPv4Addr_pack(a0,a1,a2,a3) {NyLPC_HTONL((0xff000000&(a0<<24))|(0x00ff0000&(a1<<16))|(0x0000ff00&(a2<<8))|(0x000000ff&(a3)))}
nyatla 0:142ee8b12fef 118
nyatla 0:142ee8b12fef 119
nyatla 0:142ee8b12fef 120
nyatla 0:142ee8b12fef 121
nyatla 0:142ee8b12fef 122 struct uip_ip6addr
nyatla 0:142ee8b12fef 123 {
nyatla 0:142ee8b12fef 124 NyLPC_TUInt16 v[8];
nyatla 0:142ee8b12fef 125 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 126
nyatla 0:142ee8b12fef 127 typedef struct uip_ip6addr uip_ip6addr_t;
nyatla 0:142ee8b12fef 128
nyatla 0:142ee8b12fef 129 NyLPC_TUInt16 NyLPC_uip_chksum(NyLPC_TUInt16 sum, const NyLPC_TUInt8 *data, NyLPC_TUInt16 len);
nyatla 0:142ee8b12fef 130
nyatla 0:142ee8b12fef 131
nyatla 0:142ee8b12fef 132
nyatla 0:142ee8b12fef 133
nyatla 0:142ee8b12fef 134 /**
nyatla 0:142ee8b12fef 135 * TTL
nyatla 0:142ee8b12fef 136 */
nyatla 0:142ee8b12fef 137 #define UIP_DEFAULT_IP_TTL 64
nyatla 0:142ee8b12fef 138
nyatla 0:142ee8b12fef 139 /**
nyatla 0:142ee8b12fef 140 * RTOの最大値。ms単位である。
nyatla 0:142ee8b12fef 141 * 64sが標準値である。
nyatla 0:142ee8b12fef 142 */
nyatla 0:142ee8b12fef 143 #define UIP_IP_RTO_MAX_RTO 64000
nyatla 0:142ee8b12fef 144
nyatla 0:142ee8b12fef 145 /**
nyatla 0:142ee8b12fef 146 * RTOの初期値。ms単位である。
nyatla 0:142ee8b12fef 147 * 伝送路の特性に合わせて調整すること。
nyatla 0:142ee8b12fef 148 */
nyatla 0:142ee8b12fef 149 #define UIP_IP_RTOP_INITIAL 3000
nyatla 0:142ee8b12fef 150
nyatla 0:142ee8b12fef 151 #define UIP_IP_RTO_MINIMUM 100
nyatla 0:142ee8b12fef 152
nyatla 0:142ee8b12fef 153
nyatla 0:142ee8b12fef 154 /**
nyatla 0:142ee8b12fef 155 * The maximum number of times a segment should be retransmitted
nyatla 0:142ee8b12fef 156 * before the connection should be aborted.
nyatla 0:142ee8b12fef 157 *
nyatla 0:142ee8b12fef 158 * This should not be changed.
nyatla 0:142ee8b12fef 159 */
nyatla 0:142ee8b12fef 160 #define UIP_MAXRTX 8
nyatla 0:142ee8b12fef 161
nyatla 0:142ee8b12fef 162 /**
nyatla 0:142ee8b12fef 163 * The maximum number of times a SYN segment should be retransmitted
nyatla 0:142ee8b12fef 164 * before a connection request should be deemed to have been
nyatla 0:142ee8b12fef 165 * unsuccessful.
nyatla 0:142ee8b12fef 166 *
nyatla 0:142ee8b12fef 167 * This should not need to be changed.
nyatla 0:142ee8b12fef 168 */
nyatla 0:142ee8b12fef 169 #define UIP_MAXSYNRTX 5
nyatla 0:142ee8b12fef 170 /**
nyatla 0:142ee8b12fef 171 * How long a connection should stay in the TIME_WAIT state.
nyatla 0:142ee8b12fef 172 *
nyatla 0:142ee8b12fef 173 * This configiration option has no real implication, and it should be
nyatla 0:142ee8b12fef 174 * left untouched.
nyatla 0:142ee8b12fef 175 */
nyatla 0:142ee8b12fef 176 #define UIP_TIME_WAIT_TIMEOUT 120
nyatla 0:142ee8b12fef 177
nyatla 0:142ee8b12fef 178
nyatla 0:142ee8b12fef 179
nyatla 0:142ee8b12fef 180 # if UIP_BYTE_ORDER == NyLPC_ENDIAN_BIG
nyatla 0:142ee8b12fef 181 # define NyLPC_HTONS(n) (n)
nyatla 0:142ee8b12fef 182 # define NyLPC_htons(n) (n)
nyatla 0:142ee8b12fef 183 # define NyLPC_ntohs(n) (n)
nyatla 0:142ee8b12fef 184 # define NyLPC_htonl(n) (n)
nyatla 0:142ee8b12fef 185 # define NyLPC_ntohl(n) (n)
nyatla 0:142ee8b12fef 186 # define NyLPC_HTONS(n) (n)
nyatla 0:142ee8b12fef 187 # define NyLPC_NTOHS(n) (n)
nyatla 0:142ee8b12fef 188 # else /* UIP_BYTE_ORDER == UIP_BIG_ENDIAN */
nyatla 0:142ee8b12fef 189 # define NyLPC_htonl(n) NyLPC_TUInt32_bswap(n)
nyatla 0:142ee8b12fef 190 # define NyLPC_ntohl(n) NyLPC_TUInt32_bswap(n)
nyatla 0:142ee8b12fef 191 # define NyLPC_htons(n) NyLPC_TUInt16_bswap(n)
nyatla 0:142ee8b12fef 192 # define NyLPC_ntohs(n) NyLPC_TUInt16_bswap(n)
nyatla 0:142ee8b12fef 193 # define NyLPC_HTONS(n) NyLPC_TUInt16_BSWAP(n)
nyatla 0:142ee8b12fef 194 # define NyLPC_NTOHS(n) NyLPC_TUInt16_BSWAP(n)
nyatla 0:142ee8b12fef 195 # define NyLPC_NTOHL(n) NyLPC_TUInt32_BSWAP(n)
nyatla 0:142ee8b12fef 196 # define NyLPC_HTONL(n) NyLPC_TUInt32_BSWAP(n)
nyatla 0:142ee8b12fef 197 #endif /* NyLPC_HTONS */
nyatla 0:142ee8b12fef 198
nyatla 0:142ee8b12fef 199
nyatla 0:142ee8b12fef 200
nyatla 0:142ee8b12fef 201
nyatla 0:142ee8b12fef 202 /**********************************************************************
nyatla 0:142ee8b12fef 203 *
nyatla 0:142ee8b12fef 204 * struct NyLPC_TEthernetIIHeader
nyatla 0:142ee8b12fef 205 *
nyatla 0:142ee8b12fef 206 **********************************************************************/
nyatla 0:142ee8b12fef 207
nyatla 0:142ee8b12fef 208 #define NyLPC_TEthernetIIHeader_TYPE_IP 0x0800
nyatla 0:142ee8b12fef 209 #define NyLPC_TEthernetIIHeader_TYPE_ARP 0x0806
nyatla 0:142ee8b12fef 210 #define NyLPC_TEthernetIIHeader_TYPE_IPV6 0x86DD
nyatla 0:142ee8b12fef 211 //#define UIP_ETHTYPE_IP 0x0800
nyatla 0:142ee8b12fef 212 //#define UIP_ETHTYPE_ARP 0x0806
nyatla 0:142ee8b12fef 213 //#define UIP_ETHTYPE_IP6 0x86dd
nyatla 0:142ee8b12fef 214
nyatla 0:142ee8b12fef 215 struct NyLPC_TEthernetIIHeader
nyatla 0:142ee8b12fef 216 {
nyatla 0:142ee8b12fef 217 struct NyLPC_TEthAddr dest;
nyatla 0:142ee8b12fef 218 struct NyLPC_TEthAddr src;
nyatla 0:142ee8b12fef 219 NyLPC_TUInt16 type;
nyatla 0:142ee8b12fef 220 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 221
nyatla 0:142ee8b12fef 222
nyatla 0:142ee8b12fef 223 NyLPC_TUInt16 NyLPC_TEthernetIIHeader_setArpTx(
nyatla 0:142ee8b12fef 224 struct NyLPC_TEthernetIIHeader* i_struct,
nyatla 0:142ee8b12fef 225 const struct NyLPC_TEthAddr* i_my_eth_addr);
nyatla 0:142ee8b12fef 226
nyatla 0:142ee8b12fef 227 NyLPC_TUInt16 NyLPC_TEthernetIIHeader_setIPv4Tx(
nyatla 0:142ee8b12fef 228 struct NyLPC_TEthernetIIHeader* i_eth,
nyatla 0:142ee8b12fef 229 const struct NyLPC_TEthAddr* i_src_eth_addr,
nyatla 0:142ee8b12fef 230 const struct NyLPC_TEthAddr* i_dest_eth_addr);
nyatla 0:142ee8b12fef 231 /**********************************************************************
nyatla 0:142ee8b12fef 232 *
nyatla 0:142ee8b12fef 233 * struct NyLPC_TIPv4Header
nyatla 0:142ee8b12fef 234 *
nyatla 0:142ee8b12fef 235 **********************************************************************/
nyatla 0:142ee8b12fef 236
nyatla 0:142ee8b12fef 237
nyatla 0:142ee8b12fef 238 /**
nyatla 0:142ee8b12fef 239 * IPパケットヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 240 * 値はすべてネットワークオーダーです。
nyatla 0:142ee8b12fef 241 */
nyatla 0:142ee8b12fef 242 struct NyLPC_TIPv4Header
nyatla 0:142ee8b12fef 243 {
nyatla 0:142ee8b12fef 244 NyLPC_TUInt8 vhl;
nyatla 0:142ee8b12fef 245 NyLPC_TUInt8 tos;
nyatla 0:142ee8b12fef 246 NyLPC_TUInt16 len16;
nyatla 0:142ee8b12fef 247 NyLPC_TUInt16 ipid16;
nyatla 0:142ee8b12fef 248 NyLPC_TUInt16 ipoffset;
nyatla 0:142ee8b12fef 249 NyLPC_TUInt8 ttl;
nyatla 0:142ee8b12fef 250 NyLPC_TUInt8 proto;
nyatla 0:142ee8b12fef 251 NyLPC_TUInt16 ipchksum;
nyatla 0:142ee8b12fef 252 struct NyLPC_TIPv4Addr srcipaddr;
nyatla 0:142ee8b12fef 253 struct NyLPC_TIPv4Addr destipaddr;
nyatla 0:142ee8b12fef 254 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 255
nyatla 0:142ee8b12fef 256
nyatla 0:142ee8b12fef 257
nyatla 0:142ee8b12fef 258
nyatla 0:142ee8b12fef 259 NyLPC_TBool NyLPC_TIPv4Header_isCorrectIpCheckSum(
nyatla 0:142ee8b12fef 260 const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 261
nyatla 0:142ee8b12fef 262 NyLPC_TBool NyLPC_cIPv4Packet_isCorrectTcpCheckSum(
nyatla 0:142ee8b12fef 263 const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 264
nyatla 0:142ee8b12fef 265 NyLPC_TUInt16 NyLPC_TIPv4Header_makeIpChecksum(const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 266
nyatla 0:142ee8b12fef 267
nyatla 0:142ee8b12fef 268 NyLPC_TUInt16 NyLPC_TIPv4Header_makeTcpChecksum(
nyatla 0:142ee8b12fef 269 const struct NyLPC_TIPv4Header* i_iph);
nyatla 0:142ee8b12fef 270
nyatla 0:142ee8b12fef 271 #define NyLPC_TIPv4Header_isDestAddrEqual(i_struct,i_addr) ((i_struct)->destipaddr==(i_addr))
nyatla 0:142ee8b12fef 272 #define NyLPC_TIPv4Header_isSrcAddrEqual(i_struct,i_addr) ((i_struct)->srcipaddr==(i_addr))
nyatla 0:142ee8b12fef 273
nyatla 0:142ee8b12fef 274 /**
nyatla 0:142ee8b12fef 275 * IPヘッダの長さを返す。
nyatla 0:142ee8b12fef 276 */
nyatla 0:142ee8b12fef 277 #define NyLPC_TIPv4Header_getHeaderLength(i_iph) ((i_iph->vhl & 0x0f)*4)
nyatla 0:142ee8b12fef 278 /**
nyatla 0:142ee8b12fef 279 * IPパケット全体の長さを返す。
nyatla 0:142ee8b12fef 280 */
nyatla 0:142ee8b12fef 281 #define NyLPC_TIPv4Header_getPacketLength(i_iph) (NyLPC_ntohs((i_iph)->len16))
nyatla 0:142ee8b12fef 282
nyatla 0:142ee8b12fef 283 /**********************************************************************
nyatla 0:142ee8b12fef 284 *
nyatla 0:142ee8b12fef 285 * struct NyLPC_TIPv6Header
nyatla 0:142ee8b12fef 286 *
nyatla 0:142ee8b12fef 287 **********************************************************************/
nyatla 0:142ee8b12fef 288
nyatla 0:142ee8b12fef 289
nyatla 0:142ee8b12fef 290 struct NyLPC_TIPv6Header
nyatla 0:142ee8b12fef 291 {
nyatla 0:142ee8b12fef 292 /* IPv6 header. */
nyatla 0:142ee8b12fef 293 NyLPC_TUInt8 vtc;
nyatla 0:142ee8b12fef 294 NyLPC_TUInt8 tcflow;
nyatla 0:142ee8b12fef 295 NyLPC_TUInt16 flow;
nyatla 0:142ee8b12fef 296 NyLPC_TUInt8 len16;
nyatla 0:142ee8b12fef 297 NyLPC_TUInt8 proto, ttl;
nyatla 0:142ee8b12fef 298 uip_ip6addr_t srcipaddr;
nyatla 0:142ee8b12fef 299 uip_ip6addr_t destipaddr;
nyatla 0:142ee8b12fef 300 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 301
nyatla 0:142ee8b12fef 302 void NyLPC_TIPv6Header_setSendHeader(
nyatla 0:142ee8b12fef 303 struct NyLPC_TIPv6Header* i_iph,
nyatla 0:142ee8b12fef 304 uip_ip6addr_t i_src,
nyatla 0:142ee8b12fef 305 uip_ip6addr_t i_dest,
nyatla 0:142ee8b12fef 306 NyLPC_TUInt8 i_proto,
nyatla 0:142ee8b12fef 307 NyLPC_TUInt8 i_ttl,
nyatla 0:142ee8b12fef 308 NyLPC_TUInt16 i_len);
nyatla 0:142ee8b12fef 309
nyatla 0:142ee8b12fef 310 NyLPC_TUInt16 NyLPC_TIPv6Header_makeTcpChecksum(
nyatla 0:142ee8b12fef 311 struct NyLPC_TIPv6Header* i_iph,
nyatla 0:142ee8b12fef 312 NyLPC_TUInt16 i_len);
nyatla 0:142ee8b12fef 313
nyatla 0:142ee8b12fef 314 #define NyLPC_TIPv6Header_isDestAddrEqual(i_struct,i_addr) (memcmp((i_struct)->destipaddr,(i_addr),sizeof(uip_ip6addr_t)))
nyatla 0:142ee8b12fef 315 #define NyLPC_TIPv6Header_isSrcAddrEqual(i_struct,i_addr) (memcmp(i_struct)->srcipaddr,(i_addr),sizeof(uip_ip6addr_t)))
nyatla 0:142ee8b12fef 316 /**********************************************************************
nyatla 0:142ee8b12fef 317 *
nyatla 0:142ee8b12fef 318 * struct NyLPC_TTcpHeader
nyatla 0:142ee8b12fef 319 *
nyatla 0:142ee8b12fef 320 **********************************************************************/
nyatla 0:142ee8b12fef 321 #define TCP_OPT_END 0 /* End of TCP options list */
nyatla 0:142ee8b12fef 322 #define TCP_OPT_NOOP 1 /* "No-operation" TCP option */
nyatla 0:142ee8b12fef 323 #define TCP_OPT_MSS 2 /* Maximum segment size TCP option */
nyatla 0:142ee8b12fef 324 #define TCP_OPT_MSS_LEN 4 /* Length of TCP MSS option. */
nyatla 0:142ee8b12fef 325
nyatla 0:142ee8b12fef 326 /**
nyatla 0:142ee8b12fef 327 * TCP/IPヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 328 * マルチバイトの値は、全てネットワークオーダーです。
nyatla 0:142ee8b12fef 329 */
nyatla 0:142ee8b12fef 330 struct NyLPC_TTcpHeader
nyatla 0:142ee8b12fef 331 {
nyatla 0:142ee8b12fef 332 //TCP header.
nyatla 0:142ee8b12fef 333 NyLPC_TUInt16 srcport;
nyatla 0:142ee8b12fef 334 NyLPC_TUInt16 destport;
nyatla 0:142ee8b12fef 335 NyLPC_TUInt32 seqno32;
nyatla 0:142ee8b12fef 336 NyLPC_TUInt32 ackno32;
nyatla 0:142ee8b12fef 337 NyLPC_TUInt8 tcpoffset;
nyatla 0:142ee8b12fef 338 NyLPC_TUInt8 flags;
nyatla 0:142ee8b12fef 339 NyLPC_TUInt16 wnd16;
nyatla 0:142ee8b12fef 340 NyLPC_TUInt16 tcpchksum;
nyatla 0:142ee8b12fef 341 NyLPC_TUInt8 urgp[2];
nyatla 0:142ee8b12fef 342 // NyLPC_TUInt8 optdata[4];
nyatla 0:142ee8b12fef 343 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 344
nyatla 0:142ee8b12fef 345
nyatla 0:142ee8b12fef 346 NyLPC_TUInt8* NyLPC_TTcpHeader_getTcpOptFragmentPtr(
nyatla 0:142ee8b12fef 347 const struct NyLPC_TTcpHeader* i_struct,
nyatla 0:142ee8b12fef 348 NyLPC_TUInt8 i_opt_id);
nyatla 0:142ee8b12fef 349
nyatla 0:142ee8b12fef 350 NyLPC_TBool NyLPC_TTcpHeader_getTcpMmsOpt(
nyatla 0:142ee8b12fef 351 const struct NyLPC_TTcpHeader* i_struct,NyLPC_TUInt16* o_val);
nyatla 0:142ee8b12fef 352
nyatla 0:142ee8b12fef 353 /**
nyatla 0:142ee8b12fef 354 * この関数は、TCPヘッダの長さを返します。ヘッダの長さは、i_structのフィールドから計算します。
nyatla 0:142ee8b12fef 355 * @param i_struct
nyatla 0:142ee8b12fef 356 * 構造体のアドレス。
nyatla 0:142ee8b12fef 357 */
nyatla 0:142ee8b12fef 358 NyLPC_TUInt16 NyLPC_TTcpHeader_getHeaderLength(const struct NyLPC_TTcpHeader* i_struct);
nyatla 0:142ee8b12fef 359
nyatla 0:142ee8b12fef 360 /**
nyatla 0:142ee8b12fef 361 * この関数は、指定したアドレスに、mmsオプション値を書き込みます。
nyatla 0:142ee8b12fef 362 */
nyatla 0:142ee8b12fef 363 void NyLPC_TTcpHeader_setMmsOpt(NyLPC_TUInt8* i_opt_addr,NyLPC_TUInt16 i_mms);
nyatla 0:142ee8b12fef 364
nyatla 0:142ee8b12fef 365
nyatla 0:142ee8b12fef 366 /**********************************************************************
nyatla 0:142ee8b12fef 367 *
nyatla 0:142ee8b12fef 368 * struct NyLPC_TUdpHeader
nyatla 0:142ee8b12fef 369 *
nyatla 0:142ee8b12fef 370 **********************************************************************/
nyatla 0:142ee8b12fef 371
nyatla 0:142ee8b12fef 372 /**
nyatla 0:142ee8b12fef 373 * UDP/IPヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 374 */
nyatla 0:142ee8b12fef 375 struct NyLPC_TUdpHeader
nyatla 0:142ee8b12fef 376 {
nyatla 0:142ee8b12fef 377 NyLPC_TUInt16 srcport;
nyatla 0:142ee8b12fef 378 NyLPC_TUInt16 destport;
nyatla 0:142ee8b12fef 379 NyLPC_TUInt16 udplen;
nyatla 0:142ee8b12fef 380 NyLPC_TUInt16 udpchksum;
nyatla 0:142ee8b12fef 381 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 382
nyatla 0:142ee8b12fef 383 /**********************************************************************
nyatla 0:142ee8b12fef 384 *
nyatla 0:142ee8b12fef 385 * struct NyLPC_TIcmpipHeader
nyatla 0:142ee8b12fef 386 *
nyatla 0:142ee8b12fef 387 **********************************************************************/
nyatla 0:142ee8b12fef 388
nyatla 0:142ee8b12fef 389
nyatla 0:142ee8b12fef 390 struct NyLPC_TIcmpHeader
nyatla 0:142ee8b12fef 391 {
nyatla 0:142ee8b12fef 392 /* ICMP (echo) header. */
nyatla 0:142ee8b12fef 393 NyLPC_TUInt8 type, icode;
nyatla 0:142ee8b12fef 394 NyLPC_TUInt16 icmpchksum;
nyatla 0:142ee8b12fef 395 #if !UIP_CONF_IPV6
nyatla 0:142ee8b12fef 396 NyLPC_TUInt16 id, seqno;
nyatla 0:142ee8b12fef 397 #else /* !UIP_CONF_IPV6 */
nyatla 0:142ee8b12fef 398 NyLPC_TUInt8 flags, reserved1, reserved2, reserved3;
nyatla 0:142ee8b12fef 399 NyLPC_TUInt8 icmp6data[16];
nyatla 0:142ee8b12fef 400 NyLPC_TUInt8 options[1];
nyatla 0:142ee8b12fef 401 #endif /* !UIP_CONF_IPV6 */
nyatla 0:142ee8b12fef 402 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 403
nyatla 0:142ee8b12fef 404 /**********************************************************************
nyatla 0:142ee8b12fef 405 *
nyatla 0:142ee8b12fef 406 * struct NyLPC_TIcmpipHeader
nyatla 0:142ee8b12fef 407 *
nyatla 0:142ee8b12fef 408 **********************************************************************/
nyatla 0:142ee8b12fef 409
nyatla 0:142ee8b12fef 410 struct NyLPC_TArpHeader
nyatla 0:142ee8b12fef 411 {
nyatla 0:142ee8b12fef 412 NyLPC_TUInt16 hwtype;
nyatla 0:142ee8b12fef 413 NyLPC_TUInt16 protocol;
nyatla 0:142ee8b12fef 414 NyLPC_TUInt8 hwlen;
nyatla 0:142ee8b12fef 415 NyLPC_TUInt8 protolen;
nyatla 0:142ee8b12fef 416 NyLPC_TUInt16 opcode;
nyatla 0:142ee8b12fef 417 struct NyLPC_TEthAddr shwaddr;
nyatla 0:142ee8b12fef 418 struct NyLPC_TIPv4Addr sipaddr;
nyatla 0:142ee8b12fef 419 struct NyLPC_TEthAddr dhwaddr;
nyatla 0:142ee8b12fef 420 struct NyLPC_TIPv4Addr dipaddr;
nyatla 0:142ee8b12fef 421 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 422
nyatla 0:142ee8b12fef 423
nyatla 0:142ee8b12fef 424 void NyLPC_TArpHeader_setArpRequest(
nyatla 0:142ee8b12fef 425 struct NyLPC_TArpHeader* i_struct,
nyatla 0:142ee8b12fef 426 const struct NyLPC_TIPv4Addr i_saddr,
nyatla 0:142ee8b12fef 427 const struct NyLPC_TEthAddr* i_srceth,
nyatla 0:142ee8b12fef 428 const struct NyLPC_TIPv4Addr i_daddr);
nyatla 0:142ee8b12fef 429
nyatla 0:142ee8b12fef 430
nyatla 0:142ee8b12fef 431 typedef struct NyLPC_TcEthernetIIPayload NyLPC_TcEthernetIIPayload_t;
nyatla 0:142ee8b12fef 432
nyatla 0:142ee8b12fef 433
nyatla 0:142ee8b12fef 434
nyatla 0:142ee8b12fef 435
nyatla 0:142ee8b12fef 436 /**********************************************************************
nyatla 0:142ee8b12fef 437 *
nyatla 0:142ee8b12fef 438 * NyLPC_TIPv6Payload
nyatla 0:142ee8b12fef 439 *
nyatla 0:142ee8b12fef 440 **********************************************************************/
nyatla 0:142ee8b12fef 441
nyatla 0:142ee8b12fef 442
nyatla 0:142ee8b12fef 443 struct NyLPC_TIPv6Payload
nyatla 0:142ee8b12fef 444 {
nyatla 0:142ee8b12fef 445 struct NyLPC_TIPv6Header* header;
nyatla 0:142ee8b12fef 446 union{
nyatla 0:142ee8b12fef 447 void* rawbuf;
nyatla 0:142ee8b12fef 448 void* tcp;
nyatla 0:142ee8b12fef 449 void* udp;
nyatla 0:142ee8b12fef 450 void* icmp6;
nyatla 0:142ee8b12fef 451 }payload;
nyatla 0:142ee8b12fef 452 };
nyatla 0:142ee8b12fef 453
nyatla 0:142ee8b12fef 454 struct NyLPC_TcEthernetIIPayload
nyatla 0:142ee8b12fef 455 {
nyatla 0:142ee8b12fef 456 struct NyLPC_TEthernetIIHeader* header;
nyatla 0:142ee8b12fef 457 union{
nyatla 0:142ee8b12fef 458 void* rawbuf;
nyatla 0:142ee8b12fef 459 struct NyLPC_TArpHeader* arp;
nyatla 0:142ee8b12fef 460 struct NyLPC_TIPv4Payload* ipv4;
nyatla 0:142ee8b12fef 461 struct NyLPC_TIPv6Payload* ipv6;
nyatla 0:142ee8b12fef 462 }payload;
nyatla 0:142ee8b12fef 463 NyLPC_TUInt16 len;
nyatla 0:142ee8b12fef 464 };
nyatla 0:142ee8b12fef 465
nyatla 0:142ee8b12fef 466
nyatla 0:142ee8b12fef 467
nyatla 0:142ee8b12fef 468
nyatla 0:142ee8b12fef 469
nyatla 0:142ee8b12fef 470 #ifdef __cplusplus
nyatla 0:142ee8b12fef 471 }
nyatla 0:142ee8b12fef 472 #endif /* __cplusplus */
nyatla 0:142ee8b12fef 473
nyatla 0:142ee8b12fef 474
nyatla 0:142ee8b12fef 475 #endif