Jun Furutani / libMiMic

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Fork of libMiMic by Ryo Iizuka

core/uip/NyLPC_uip.h@63:157ee3202edb, 2013-10-18 (annotated)

Committer:
nyatla
Date:
Fri Oct 18 12:40:09 2013 +0000
Revision:
63:157ee3202edb
Parent:
57:bc4330dfa62f
Child:
69:8c5f220441f5
update core to t338; bugfix; 1.Ethernet driver setting, descripter setting; 2.TCP socket close sequence; 3.HTTP stream

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 41:2389bd6b6f74 57 #include "../include/NyLPC_config.h"
nyatla 0:142ee8b12fef 58 #include "../include/NyLPC_stdlib.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 37:fc4b4fd6a649 96 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_MULTICAST;
nyatla 37:fc4b4fd6a649 97 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_MULTICAST_MASK;
nyatla 37:fc4b4fd6a649 98 extern const struct NyLPC_TIPv4Addr NyLPC_TIPv4Addr_APIPA_MASK;
nyatla 0:142ee8b12fef 99
nyatla 0:142ee8b12fef 100 /**
nyatla 0:142ee8b12fef 101 * addr1とaddr2が全く同じであるかをテストします。
nyatla 0:142ee8b12fef 102 * \hideinitializer
nyatla 0:142ee8b12fef 103 */
nyatla 0:142ee8b12fef 104 #define NyLPC_TIPv4Addr_isEqual(v1,v2) ((v1)->v==(v2)->v)
nyatla 0:142ee8b12fef 105 /**
nyatla 0:142ee8b12fef 106 * addr1とaddr2をmaskでマスクした結果を比較します。
nyatla 0:142ee8b12fef 107 * \hideinitializer
nyatla 0:142ee8b12fef 108 */
nyatla 0:142ee8b12fef 109 #define NyLPC_TIPv4Addr_isEqualWithMask(addr1, addr2, mask) ((((addr1)->v) & ((mask)->v))==(((addr2)->v) & ((mask)->v)))
nyatla 0:142ee8b12fef 110
nyatla 0:142ee8b12fef 111 /**
nyatla 0:142ee8b12fef 112 * 変数にIP v4アドレスをセットします。
nyatla 0:142ee8b12fef 113 * 次のように使います。
nyatla 0:142ee8b12fef 114 \code
nyatla 0:142ee8b12fef 115 NyLPC_TIPv4Addr ip;
nyatla 0:142ee8b12fef 116 NyLPC_TIpv4Addr_set(&ip,1,2,3,4);
nyatla 0:142ee8b12fef 117 \endcode
nyatla 0:142ee8b12fef 118 */
nyatla 37:fc4b4fd6a649 119 #define NyLPC_TIPv4Addr_set(s,a0,a1,a2,a3) (s)->v=NyLPC_htonl((0xff000000&(((NyLPC_TUInt32)(a0))<<24))|(0x00ff0000&(((NyLPC_TUInt32)(a1))<<16))|(0x0000ff00&(((NyLPC_TUInt32)(a2))<<8))|(0x000000ff&((NyLPC_TUInt32)(a3))))
nyatla 37:fc4b4fd6a649 120 #define NyLPC_TIPv4Addr_pack(a0,a1,a2,a3) {NyLPC_HTONL((0xff000000&(((NyLPC_TUInt32)(a0))<<24))|(0x00ff0000&(((NyLPC_TUInt32)(a1))<<16))|(0x0000ff00&(((NyLPC_TUInt32)(a2))<<8))|(0x000000ff&((NyLPC_TUInt32)(a3))))}
nyatla 0:142ee8b12fef 121
nyatla 57:bc4330dfa62f 122 /**
nyatla 57:bc4330dfa62f 123 * IPアドレスを文字列に変換して返します。
nyatla 57:bc4330dfa62f 124 */
nyatla 57:bc4330dfa62f 125 NyLPC_TInt16 NyLPC_TIPv4Addr_toString(const struct NyLPC_TIPv4Addr* i_ip,NyLPC_TChar* i_buf);
nyatla 57:bc4330dfa62f 126
nyatla 57:bc4330dfa62f 127
nyatla 0:142ee8b12fef 128
nyatla 0:142ee8b12fef 129
nyatla 0:142ee8b12fef 130
nyatla 0:142ee8b12fef 131 struct uip_ip6addr
nyatla 0:142ee8b12fef 132 {
nyatla 0:142ee8b12fef 133 NyLPC_TUInt16 v[8];
nyatla 0:142ee8b12fef 134 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 135
nyatla 0:142ee8b12fef 136 typedef struct uip_ip6addr uip_ip6addr_t;
nyatla 0:142ee8b12fef 137
nyatla 0:142ee8b12fef 138 NyLPC_TUInt16 NyLPC_uip_chksum(NyLPC_TUInt16 sum, const NyLPC_TUInt8 *data, NyLPC_TUInt16 len);
nyatla 0:142ee8b12fef 139
nyatla 0:142ee8b12fef 140
nyatla 0:142ee8b12fef 141
nyatla 0:142ee8b12fef 142
nyatla 0:142ee8b12fef 143 /**
nyatla 0:142ee8b12fef 144 * TTL
nyatla 0:142ee8b12fef 145 */
nyatla 0:142ee8b12fef 146 #define UIP_DEFAULT_IP_TTL 64
nyatla 0:142ee8b12fef 147
nyatla 0:142ee8b12fef 148
nyatla 0:142ee8b12fef 149
nyatla 0:142ee8b12fef 150 /**
nyatla 0:142ee8b12fef 151 * The maximum number of times a segment should be retransmitted
nyatla 0:142ee8b12fef 152 * before the connection should be aborted.
nyatla 0:142ee8b12fef 153 *
nyatla 0:142ee8b12fef 154 * This should not be changed.
nyatla 0:142ee8b12fef 155 */
nyatla 0:142ee8b12fef 156 #define UIP_MAXRTX 8
nyatla 0:142ee8b12fef 157
nyatla 63:157ee3202edb 158
nyatla 0:142ee8b12fef 159
nyatla 0:142ee8b12fef 160
nyatla 0:142ee8b12fef 161
nyatla 0:142ee8b12fef 162 # if UIP_BYTE_ORDER == NyLPC_ENDIAN_BIG
nyatla 0:142ee8b12fef 163 # define NyLPC_HTONS(n) (n)
nyatla 0:142ee8b12fef 164 # define NyLPC_htons(n) (n)
nyatla 0:142ee8b12fef 165 # define NyLPC_ntohs(n) (n)
nyatla 0:142ee8b12fef 166 # define NyLPC_htonl(n) (n)
nyatla 0:142ee8b12fef 167 # define NyLPC_ntohl(n) (n)
nyatla 0:142ee8b12fef 168 # define NyLPC_HTONS(n) (n)
nyatla 0:142ee8b12fef 169 # define NyLPC_NTOHS(n) (n)
nyatla 57:bc4330dfa62f 170 # else
nyatla 0:142ee8b12fef 171 # define NyLPC_htonl(n) NyLPC_TUInt32_bswap(n)
nyatla 0:142ee8b12fef 172 # define NyLPC_ntohl(n) NyLPC_TUInt32_bswap(n)
nyatla 0:142ee8b12fef 173 # define NyLPC_htons(n) NyLPC_TUInt16_bswap(n)
nyatla 0:142ee8b12fef 174 # define NyLPC_ntohs(n) NyLPC_TUInt16_bswap(n)
nyatla 0:142ee8b12fef 175 # define NyLPC_HTONS(n) NyLPC_TUInt16_BSWAP(n)
nyatla 0:142ee8b12fef 176 # define NyLPC_NTOHS(n) NyLPC_TUInt16_BSWAP(n)
nyatla 0:142ee8b12fef 177 # define NyLPC_NTOHL(n) NyLPC_TUInt32_BSWAP(n)
nyatla 0:142ee8b12fef 178 # define NyLPC_HTONL(n) NyLPC_TUInt32_BSWAP(n)
nyatla 0:142ee8b12fef 179 #endif /* NyLPC_HTONS */
nyatla 0:142ee8b12fef 180
nyatla 0:142ee8b12fef 181
nyatla 0:142ee8b12fef 182
nyatla 0:142ee8b12fef 183
nyatla 0:142ee8b12fef 184 /**********************************************************************
nyatla 0:142ee8b12fef 185 *
nyatla 0:142ee8b12fef 186 * struct NyLPC_TEthernetIIHeader
nyatla 0:142ee8b12fef 187 *
nyatla 0:142ee8b12fef 188 **********************************************************************/
nyatla 0:142ee8b12fef 189
nyatla 0:142ee8b12fef 190 #define NyLPC_TEthernetIIHeader_TYPE_IP 0x0800
nyatla 0:142ee8b12fef 191 #define NyLPC_TEthernetIIHeader_TYPE_ARP 0x0806
nyatla 0:142ee8b12fef 192 #define NyLPC_TEthernetIIHeader_TYPE_IPV6 0x86DD
nyatla 0:142ee8b12fef 193 //#define UIP_ETHTYPE_IP 0x0800
nyatla 0:142ee8b12fef 194 //#define UIP_ETHTYPE_ARP 0x0806
nyatla 0:142ee8b12fef 195 //#define UIP_ETHTYPE_IP6 0x86dd
nyatla 0:142ee8b12fef 196
nyatla 0:142ee8b12fef 197 struct NyLPC_TEthernetIIHeader
nyatla 0:142ee8b12fef 198 {
nyatla 0:142ee8b12fef 199 struct NyLPC_TEthAddr dest;
nyatla 0:142ee8b12fef 200 struct NyLPC_TEthAddr src;
nyatla 0:142ee8b12fef 201 NyLPC_TUInt16 type;
nyatla 0:142ee8b12fef 202 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 203
nyatla 0:142ee8b12fef 204
nyatla 0:142ee8b12fef 205 NyLPC_TUInt16 NyLPC_TEthernetIIHeader_setArpTx(
nyatla 0:142ee8b12fef 206 struct NyLPC_TEthernetIIHeader* i_struct,
nyatla 0:142ee8b12fef 207 const struct NyLPC_TEthAddr* i_my_eth_addr);
nyatla 0:142ee8b12fef 208
nyatla 0:142ee8b12fef 209 NyLPC_TUInt16 NyLPC_TEthernetIIHeader_setIPv4Tx(
nyatla 0:142ee8b12fef 210 struct NyLPC_TEthernetIIHeader* i_eth,
nyatla 0:142ee8b12fef 211 const struct NyLPC_TEthAddr* i_src_eth_addr,
nyatla 0:142ee8b12fef 212 const struct NyLPC_TEthAddr* i_dest_eth_addr);
nyatla 0:142ee8b12fef 213 /**********************************************************************
nyatla 0:142ee8b12fef 214 *
nyatla 0:142ee8b12fef 215 * struct NyLPC_TIPv4Header
nyatla 0:142ee8b12fef 216 *
nyatla 0:142ee8b12fef 217 **********************************************************************/
nyatla 0:142ee8b12fef 218
nyatla 0:142ee8b12fef 219
nyatla 0:142ee8b12fef 220 /**
nyatla 0:142ee8b12fef 221 * IPパケットヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 222 * 値はすべてネットワークオーダーです。
nyatla 0:142ee8b12fef 223 */
nyatla 0:142ee8b12fef 224 struct NyLPC_TIPv4Header
nyatla 0:142ee8b12fef 225 {
nyatla 0:142ee8b12fef 226 NyLPC_TUInt8 vhl;
nyatla 0:142ee8b12fef 227 NyLPC_TUInt8 tos;
nyatla 0:142ee8b12fef 228 NyLPC_TUInt16 len16;
nyatla 0:142ee8b12fef 229 NyLPC_TUInt16 ipid16;
nyatla 0:142ee8b12fef 230 NyLPC_TUInt16 ipoffset;
nyatla 0:142ee8b12fef 231 NyLPC_TUInt8 ttl;
nyatla 0:142ee8b12fef 232 NyLPC_TUInt8 proto;
nyatla 0:142ee8b12fef 233 NyLPC_TUInt16 ipchksum;
nyatla 0:142ee8b12fef 234 struct NyLPC_TIPv4Addr srcipaddr;
nyatla 0:142ee8b12fef 235 struct NyLPC_TIPv4Addr destipaddr;
nyatla 0:142ee8b12fef 236 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 237
nyatla 0:142ee8b12fef 238
nyatla 0:142ee8b12fef 239
nyatla 0:142ee8b12fef 240
nyatla 0:142ee8b12fef 241 NyLPC_TBool NyLPC_TIPv4Header_isCorrectIpCheckSum(
nyatla 0:142ee8b12fef 242 const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 243
nyatla 0:142ee8b12fef 244 NyLPC_TBool NyLPC_cIPv4Packet_isCorrectTcpCheckSum(
nyatla 0:142ee8b12fef 245 const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 246
nyatla 0:142ee8b12fef 247 NyLPC_TUInt16 NyLPC_TIPv4Header_makeIpChecksum(const struct NyLPC_TIPv4Header* ip_header);
nyatla 0:142ee8b12fef 248
nyatla 0:142ee8b12fef 249
nyatla 0:142ee8b12fef 250 NyLPC_TUInt16 NyLPC_TIPv4Header_makeTcpChecksum(
nyatla 0:142ee8b12fef 251 const struct NyLPC_TIPv4Header* i_iph);
nyatla 0:142ee8b12fef 252
nyatla 0:142ee8b12fef 253 #define NyLPC_TIPv4Header_isDestAddrEqual(i_struct,i_addr) ((i_struct)->destipaddr==(i_addr))
nyatla 0:142ee8b12fef 254 #define NyLPC_TIPv4Header_isSrcAddrEqual(i_struct,i_addr) ((i_struct)->srcipaddr==(i_addr))
nyatla 0:142ee8b12fef 255
nyatla 0:142ee8b12fef 256 /**
nyatla 0:142ee8b12fef 257 * IPヘッダの長さを返す。
nyatla 0:142ee8b12fef 258 */
nyatla 0:142ee8b12fef 259 #define NyLPC_TIPv4Header_getHeaderLength(i_iph) ((i_iph->vhl & 0x0f)*4)
nyatla 0:142ee8b12fef 260 /**
nyatla 0:142ee8b12fef 261 * IPパケット全体の長さを返す。
nyatla 0:142ee8b12fef 262 */
nyatla 0:142ee8b12fef 263 #define NyLPC_TIPv4Header_getPacketLength(i_iph) (NyLPC_ntohs((i_iph)->len16))
nyatla 0:142ee8b12fef 264
nyatla 0:142ee8b12fef 265 /**********************************************************************
nyatla 0:142ee8b12fef 266 *
nyatla 0:142ee8b12fef 267 * struct NyLPC_TIPv6Header
nyatla 0:142ee8b12fef 268 *
nyatla 0:142ee8b12fef 269 **********************************************************************/
nyatla 0:142ee8b12fef 270
nyatla 0:142ee8b12fef 271
nyatla 0:142ee8b12fef 272 struct NyLPC_TIPv6Header
nyatla 0:142ee8b12fef 273 {
nyatla 0:142ee8b12fef 274 /* IPv6 header. */
nyatla 0:142ee8b12fef 275 NyLPC_TUInt8 vtc;
nyatla 0:142ee8b12fef 276 NyLPC_TUInt8 tcflow;
nyatla 0:142ee8b12fef 277 NyLPC_TUInt16 flow;
nyatla 0:142ee8b12fef 278 NyLPC_TUInt8 len16;
nyatla 0:142ee8b12fef 279 NyLPC_TUInt8 proto, ttl;
nyatla 0:142ee8b12fef 280 uip_ip6addr_t srcipaddr;
nyatla 0:142ee8b12fef 281 uip_ip6addr_t destipaddr;
nyatla 0:142ee8b12fef 282 }PACK_STRUCT_END;
nyatla 0:142ee8b12fef 283
nyatla 0:142ee8b12fef 284 void NyLPC_TIPv6Header_setSendHeader(
nyatla 0:142ee8b12fef 285 struct NyLPC_TIPv6Header* i_iph,
nyatla 0:142ee8b12fef 286 uip_ip6addr_t i_src,
nyatla 0:142ee8b12fef 287 uip_ip6addr_t i_dest,
nyatla 0:142ee8b12fef 288 NyLPC_TUInt8 i_proto,
nyatla 0:142ee8b12fef 289 NyLPC_TUInt8 i_ttl,
nyatla 0:142ee8b12fef 290 NyLPC_TUInt16 i_len);
nyatla 0:142ee8b12fef 291
nyatla 0:142ee8b12fef 292 NyLPC_TUInt16 NyLPC_TIPv6Header_makeTcpChecksum(
nyatla 0:142ee8b12fef 293 struct NyLPC_TIPv6Header* i_iph,
nyatla 0:142ee8b12fef 294 NyLPC_TUInt16 i_len);
nyatla 0:142ee8b12fef 295
nyatla 0:142ee8b12fef 296 #define NyLPC_TIPv6Header_isDestAddrEqual(i_struct,i_addr) (memcmp((i_struct)->destipaddr,(i_addr),sizeof(uip_ip6addr_t)))
nyatla 0:142ee8b12fef 297 #define NyLPC_TIPv6Header_isSrcAddrEqual(i_struct,i_addr) (memcmp(i_struct)->srcipaddr,(i_addr),sizeof(uip_ip6addr_t)))
nyatla 0:142ee8b12fef 298 /**********************************************************************
nyatla 0:142ee8b12fef 299 *
nyatla 0:142ee8b12fef 300 * struct NyLPC_TTcpHeader
nyatla 0:142ee8b12fef 301 *
nyatla 0:142ee8b12fef 302 **********************************************************************/
nyatla 0:142ee8b12fef 303 #define TCP_OPT_END 0 /* End of TCP options list */
nyatla 0:142ee8b12fef 304 #define TCP_OPT_NOOP 1 /* "No-operation" TCP option */
nyatla 0:142ee8b12fef 305 #define TCP_OPT_MSS 2 /* Maximum segment size TCP option */
nyatla 0:142ee8b12fef 306 #define TCP_OPT_MSS_LEN 4 /* Length of TCP MSS option. */
nyatla 0:142ee8b12fef 307
nyatla 0:142ee8b12fef 308 /**
nyatla 0:142ee8b12fef 309 * TCP/IPヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 310 * 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 311 */
nyatla 0:142ee8b12fef 312 struct NyLPC_TTcpHeader
nyatla 0:142ee8b12fef 313 {
nyatla 0:142ee8b12fef 314 //TCP header.
nyatla 0:142ee8b12fef 315 NyLPC_TUInt16 srcport;
nyatla 0:142ee8b12fef 316 NyLPC_TUInt16 destport;
nyatla 0:142ee8b12fef 317 NyLPC_TUInt32 seqno32;
nyatla 0:142ee8b12fef 318 NyLPC_TUInt32 ackno32;
nyatla 0:142ee8b12fef 319 NyLPC_TUInt8 tcpoffset;
nyatla 0:142ee8b12fef 320 NyLPC_TUInt8 flags;
nyatla 0:142ee8b12fef 321 NyLPC_TUInt16 wnd16;
nyatla 0:142ee8b12fef 322 NyLPC_TUInt16 tcpchksum;
nyatla 0:142ee8b12fef 323 NyLPC_TUInt8 urgp[2];
nyatla 0:142ee8b12fef 324 // NyLPC_TUInt8 optdata[4];
nyatla 0:142ee8b12fef 325 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 326
nyatla 0:142ee8b12fef 327
nyatla 0:142ee8b12fef 328 NyLPC_TUInt8* NyLPC_TTcpHeader_getTcpOptFragmentPtr(
nyatla 0:142ee8b12fef 329 const struct NyLPC_TTcpHeader* i_struct,
nyatla 0:142ee8b12fef 330 NyLPC_TUInt8 i_opt_id);
nyatla 0:142ee8b12fef 331
nyatla 0:142ee8b12fef 332 NyLPC_TBool NyLPC_TTcpHeader_getTcpMmsOpt(
nyatla 0:142ee8b12fef 333 const struct NyLPC_TTcpHeader* i_struct,NyLPC_TUInt16* o_val);
nyatla 0:142ee8b12fef 334
nyatla 0:142ee8b12fef 335 /**
nyatla 0:142ee8b12fef 336 * 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 337 * @param i_struct
nyatla 0:142ee8b12fef 338 * 構造体のアドレス。
nyatla 0:142ee8b12fef 339 */
nyatla 0:142ee8b12fef 340 NyLPC_TUInt16 NyLPC_TTcpHeader_getHeaderLength(const struct NyLPC_TTcpHeader* i_struct);
nyatla 0:142ee8b12fef 341
nyatla 0:142ee8b12fef 342 /**
nyatla 0:142ee8b12fef 343 * 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 344 */
nyatla 0:142ee8b12fef 345 void NyLPC_TTcpHeader_setMmsOpt(NyLPC_TUInt8* i_opt_addr,NyLPC_TUInt16 i_mms);
nyatla 0:142ee8b12fef 346
nyatla 0:142ee8b12fef 347
nyatla 0:142ee8b12fef 348 /**********************************************************************
nyatla 0:142ee8b12fef 349 *
nyatla 0:142ee8b12fef 350 * struct NyLPC_TUdpHeader
nyatla 0:142ee8b12fef 351 *
nyatla 0:142ee8b12fef 352 **********************************************************************/
nyatla 0:142ee8b12fef 353
nyatla 0:142ee8b12fef 354 /**
nyatla 0:142ee8b12fef 355 * UDP/IPヘッダのメモリマップ構造体
nyatla 0:142ee8b12fef 356 */
nyatla 0:142ee8b12fef 357 struct NyLPC_TUdpHeader
nyatla 0:142ee8b12fef 358 {
nyatla 0:142ee8b12fef 359 NyLPC_TUInt16 srcport;
nyatla 0:142ee8b12fef 360 NyLPC_TUInt16 destport;
nyatla 0:142ee8b12fef 361 NyLPC_TUInt16 udplen;
nyatla 0:142ee8b12fef 362 NyLPC_TUInt16 udpchksum;
nyatla 0:142ee8b12fef 363 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 364
nyatla 37:fc4b4fd6a649 365 /**
nyatla 37:fc4b4fd6a649 366 * UDPヘッダの長さを返す。
nyatla 37:fc4b4fd6a649 367 */
nyatla 37:fc4b4fd6a649 368 #define NyLPC_TUdpHeader_getHeaderLength(i_struct) (8)
nyatla 37:fc4b4fd6a649 369
nyatla 0:142ee8b12fef 370 /**********************************************************************
nyatla 0:142ee8b12fef 371 *
nyatla 0:142ee8b12fef 372 * struct NyLPC_TIcmpipHeader
nyatla 0:142ee8b12fef 373 *
nyatla 0:142ee8b12fef 374 **********************************************************************/
nyatla 0:142ee8b12fef 375
nyatla 0:142ee8b12fef 376
nyatla 0:142ee8b12fef 377 struct NyLPC_TIcmpHeader
nyatla 0:142ee8b12fef 378 {
nyatla 0:142ee8b12fef 379 /* ICMP (echo) header. */
nyatla 0:142ee8b12fef 380 NyLPC_TUInt8 type, icode;
nyatla 0:142ee8b12fef 381 NyLPC_TUInt16 icmpchksum;
nyatla 0:142ee8b12fef 382 #if !UIP_CONF_IPV6
nyatla 0:142ee8b12fef 383 NyLPC_TUInt16 id, seqno;
nyatla 0:142ee8b12fef 384 #else /* !UIP_CONF_IPV6 */
nyatla 0:142ee8b12fef 385 NyLPC_TUInt8 flags, reserved1, reserved2, reserved3;
nyatla 0:142ee8b12fef 386 NyLPC_TUInt8 icmp6data[16];
nyatla 0:142ee8b12fef 387 NyLPC_TUInt8 options[1];
nyatla 0:142ee8b12fef 388 #endif /* !UIP_CONF_IPV6 */
nyatla 0:142ee8b12fef 389 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 390
nyatla 0:142ee8b12fef 391 /**********************************************************************
nyatla 0:142ee8b12fef 392 *
nyatla 0:142ee8b12fef 393 * struct NyLPC_TIcmpipHeader
nyatla 0:142ee8b12fef 394 *
nyatla 0:142ee8b12fef 395 **********************************************************************/
nyatla 0:142ee8b12fef 396
nyatla 0:142ee8b12fef 397 struct NyLPC_TArpHeader
nyatla 0:142ee8b12fef 398 {
nyatla 0:142ee8b12fef 399 NyLPC_TUInt16 hwtype;
nyatla 0:142ee8b12fef 400 NyLPC_TUInt16 protocol;
nyatla 0:142ee8b12fef 401 NyLPC_TUInt8 hwlen;
nyatla 0:142ee8b12fef 402 NyLPC_TUInt8 protolen;
nyatla 0:142ee8b12fef 403 NyLPC_TUInt16 opcode;
nyatla 0:142ee8b12fef 404 struct NyLPC_TEthAddr shwaddr;
nyatla 0:142ee8b12fef 405 struct NyLPC_TIPv4Addr sipaddr;
nyatla 0:142ee8b12fef 406 struct NyLPC_TEthAddr dhwaddr;
nyatla 0:142ee8b12fef 407 struct NyLPC_TIPv4Addr dipaddr;
nyatla 0:142ee8b12fef 408 } PACK_STRUCT_END;
nyatla 0:142ee8b12fef 409
nyatla 0:142ee8b12fef 410
nyatla 57:bc4330dfa62f 411 /**
nyatla 57:bc4330dfa62f 412 * i_req_addrを問い合わせるARP_REQUESTを生成します。
nyatla 57:bc4330dfa62f 413 */
nyatla 0:142ee8b12fef 414 void NyLPC_TArpHeader_setArpRequest(
nyatla 0:142ee8b12fef 415 struct NyLPC_TArpHeader* i_struct,
nyatla 0:142ee8b12fef 416 const struct NyLPC_TIPv4Addr i_saddr,
nyatla 0:142ee8b12fef 417 const struct NyLPC_TEthAddr* i_srceth,
nyatla 57:bc4330dfa62f 418 const struct NyLPC_TIPv4Addr* i_req_addr);
nyatla 0:142ee8b12fef 419
nyatla 0:142ee8b12fef 420
nyatla 0:142ee8b12fef 421 typedef struct NyLPC_TcEthernetIIPayload NyLPC_TcEthernetIIPayload_t;
nyatla 0:142ee8b12fef 422
nyatla 0:142ee8b12fef 423
nyatla 0:142ee8b12fef 424
nyatla 0:142ee8b12fef 425
nyatla 0:142ee8b12fef 426 /**********************************************************************
nyatla 0:142ee8b12fef 427 *
nyatla 0:142ee8b12fef 428 * NyLPC_TIPv6Payload
nyatla 0:142ee8b12fef 429 *
nyatla 0:142ee8b12fef 430 **********************************************************************/
nyatla 0:142ee8b12fef 431
nyatla 0:142ee8b12fef 432
nyatla 0:142ee8b12fef 433 struct NyLPC_TIPv6Payload
nyatla 0:142ee8b12fef 434 {
nyatla 0:142ee8b12fef 435 struct NyLPC_TIPv6Header* header;
nyatla 0:142ee8b12fef 436 union{
nyatla 0:142ee8b12fef 437 void* rawbuf;
nyatla 0:142ee8b12fef 438 void* tcp;
nyatla 0:142ee8b12fef 439 void* udp;
nyatla 0:142ee8b12fef 440 void* icmp6;
nyatla 0:142ee8b12fef 441 }payload;
nyatla 0:142ee8b12fef 442 };
nyatla 0:142ee8b12fef 443
nyatla 0:142ee8b12fef 444 struct NyLPC_TcEthernetIIPayload
nyatla 0:142ee8b12fef 445 {
nyatla 0:142ee8b12fef 446 struct NyLPC_TEthernetIIHeader* header;
nyatla 0:142ee8b12fef 447 union{
nyatla 0:142ee8b12fef 448 void* rawbuf;
nyatla 0:142ee8b12fef 449 struct NyLPC_TArpHeader* arp;
nyatla 0:142ee8b12fef 450 struct NyLPC_TIPv4Payload* ipv4;
nyatla 0:142ee8b12fef 451 struct NyLPC_TIPv6Payload* ipv6;
nyatla 0:142ee8b12fef 452 }payload;
nyatla 0:142ee8b12fef 453 NyLPC_TUInt16 len;
nyatla 0:142ee8b12fef 454 };
nyatla 0:142ee8b12fef 455
nyatla 0:142ee8b12fef 456
nyatla 0:142ee8b12fef 457
nyatla 0:142ee8b12fef 458
nyatla 0:142ee8b12fef 459
nyatla 0:142ee8b12fef 460 #ifdef __cplusplus
nyatla 0:142ee8b12fef 461 }
nyatla 0:142ee8b12fef 462 #endif /* __cplusplus */
nyatla 0:142ee8b12fef 463
nyatla 0:142ee8b12fef 464
nyatla 0:142ee8b12fef 465 #endif