1 | /**
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2 | * @file
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3 | *
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4 | * lwIP Options Configuration
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5 | */
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6 |
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7 | /*
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8 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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9 | * All rights reserved.
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10 | *
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11 | * Redistribution and use in source and binary forms, with or without modification,
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12 | * are permitted provided that the following conditions are met:
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13 | *
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14 | * 1. Redistributions of source code must retain the above copyright notice,
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15 | * this list of conditions and the following disclaimer.
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16 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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17 | * this list of conditions and the following disclaimer in the documentation
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18 | * and/or other materials provided with the distribution.
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19 | * 3. The name of the author may not be used to endorse or promote products
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20 | * derived from this software without specific prior written permission.
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21 | *
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22 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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23 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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24 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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25 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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26 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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27 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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30 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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31 | * OF SUCH DAMAGE.
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32 | *
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33 | * This file is part of the lwIP TCP/IP stack.
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34 | *
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35 | * Author: Adam Dunkels <adam@sics.se>
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36 | *
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37 | */
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38 | #ifndef LWIP_LWIPOPTS_H
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39 | #define LWIP_LWIPOPTS_H
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40 |
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41 | /*
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42 | * Include user defined options first. Anything not defined in these files
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43 | * will be set to standard values. Override anything you dont like!
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44 | */
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45 | #include "lwip/arch.h"
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46 | #include "lwip/debug.h"
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47 |
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48 | /*
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49 | -----------------------------------------------
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50 | ---------- Platform specific locking ----------
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51 | -----------------------------------------------
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52 | */
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53 |
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54 | /**
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55 | * SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
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56 | * critical regions during buffer allocation, deallocation and memory
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57 | * allocation and deallocation.
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58 | */
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59 | #define SYS_LIGHTWEIGHT_PROT 1
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60 |
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61 | /**
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62 | * NO_SYS==1: Provides VERY minimal functionality. Otherwise,
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63 | * use lwIP facilities.
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64 | */
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65 | #define NO_SYS 0
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66 |
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67 | #define LWIP_IPV4 (NO_SYS==0)
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68 | #define LWIP_IPV6 (NO_SYS==0)
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69 | /*
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70 | ------------------------------------
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71 | ---------- Memory options ----------
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72 | ------------------------------------
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73 | */
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74 |
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75 | /**
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76 | * MEM_ALIGNMENT: should be set to the alignment of the CPU
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77 | * 4 byte alignment -> #define MEM_ALIGNMENT 4
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78 | * 2 byte alignment -> #define MEM_ALIGNMENT 2
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79 | */
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80 | #define MEM_ALIGNMENT 4U
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81 |
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82 | /**
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83 | * MEM_SIZE: the size of the heap memory. If the application will send
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84 | * a lot of data that needs to be copied, this should be set high.
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85 | */
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86 | #define MEM_SIZE 10240
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87 |
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88 | /*
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89 | ------------------------------------------------
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90 | ---------- Internal Memory Pool Sizes ----------
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91 | ------------------------------------------------
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92 | */
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93 | /**
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94 | * MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
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95 | * If the application sends a lot of data out of ROM (or other static memory),
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96 | * this should be set high.
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97 | */
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98 | #define MEMP_NUM_PBUF 16
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99 |
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100 | /**
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101 | * MEMP_NUM_RAW_PCB: Number of raw connection PCBs
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102 | * (requires the LWIP_RAW option)
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103 | */
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104 | #define MEMP_NUM_RAW_PCB 3
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105 |
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106 | /**
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107 | * MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
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108 | * per active UDP "connection".
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109 | * (requires the LWIP_UDP option)
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110 | */
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111 | #define MEMP_NUM_UDP_PCB 8
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112 |
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113 | /**
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114 | * MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
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115 | * (requires the LWIP_TCP option)
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116 | */
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117 | #define MEMP_NUM_TCP_PCB 5
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118 |
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119 | /**
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120 | * MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
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121 | * (requires the LWIP_TCP option)
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122 | */
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123 | #define MEMP_NUM_TCP_PCB_LISTEN 8
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124 |
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125 | /**
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126 | * MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
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127 | * (requires the LWIP_TCP option)
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128 | */
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129 | #define MEMP_NUM_TCP_SEG 16
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130 |
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131 | /**
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132 | * MEMP_NUM_REASSDATA: the number of simultaneously IP packets queued for
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133 | * reassembly (whole packets, not fragments!)
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134 | */
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135 | #define MEMP_NUM_REASSDATA 10
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136 |
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137 | /**
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138 | * MEMP_NUM_ARP_QUEUE: the number of simulateously queued outgoing
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139 | * packets (pbufs) that are waiting for an ARP request (to resolve
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140 | * their destination address) to finish.
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141 | * (requires the ARP_QUEUEING option)
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142 | */
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143 | #define MEMP_NUM_ARP_QUEUE 2
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144 |
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145 | /**
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146 | * MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts.
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147 | * (requires NO_SYS==0)
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148 | */
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149 | #define MEMP_NUM_SYS_TIMEOUT 12
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150 |
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151 | /**
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152 | * MEMP_NUM_NETBUF: the number of struct netbufs.
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153 | * (only needed if you use the sequential API, like api_lib.c)
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154 | */
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155 | #define MEMP_NUM_NETBUF 2
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156 |
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157 | /**
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158 | * MEMP_NUM_NETCONN: the number of struct netconns.
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159 | * (only needed if you use the sequential API, like api_lib.c)
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160 | */
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161 | #define MEMP_NUM_NETCONN 32
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162 |
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163 | /**
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164 | * MEMP_NUM_TCPIP_MSG_API: the number of struct tcpip_msg, which are used
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165 | * for callback/timeout API communication.
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166 | * (only needed if you use tcpip.c)
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167 | */
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168 | #define MEMP_NUM_TCPIP_MSG_API 16
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169 |
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170 | /**
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171 | * MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used
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172 | * for incoming packets.
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173 | * (only needed if you use tcpip.c)
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174 | */
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175 | #define MEMP_NUM_TCPIP_MSG_INPKT 16
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176 |
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177 | /**
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178 | * PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
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179 | */
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180 | #define PBUF_POOL_SIZE 50
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181 |
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182 | /*
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183 | ---------------------------------
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184 | ---------- ARP options ----------
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185 | ---------------------------------
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186 | */
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187 | /**
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188 | * LWIP_ARP==1: Enable ARP functionality.
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189 | */
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190 | #define LWIP_ARP 1
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191 |
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192 | /*
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193 | --------------------------------
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194 | ---------- IP options ----------
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195 | --------------------------------
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196 | */
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197 | /**
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198 | * IP_FORWARD==1: Enables the ability to forward IP packets across network
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199 | * interfaces. If you are going to run lwIP on a device with only one network
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200 | * interface, define this to 0.
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201 | */
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202 | #define IP_FORWARD 1
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203 |
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204 | /**
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205 | * IP_OPTIONS: Defines the behavior for IP options.
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206 | * IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped.
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207 | * IP_OPTIONS_ALLOWED==1: IP options are allowed (but not parsed).
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208 | */
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209 | #define IP_OPTIONS_ALLOWED 1
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210 |
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211 | /**
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212 | * IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
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213 | * this option does not affect outgoing packet sizes, which can be controlled
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214 | * via IP_FRAG.
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215 | */
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216 | #define IP_REASSEMBLY 1
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217 |
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218 | /**
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219 | * IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
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220 | * that this option does not affect incoming packet sizes, which can be
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221 | * controlled via IP_REASSEMBLY.
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222 | */
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223 | #define IP_FRAG 1
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224 |
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225 | /**
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226 | * IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)
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227 | * a fragmented IP packet waits for all fragments to arrive. If not all fragments arrived
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228 | * in this time, the whole packet is discarded.
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229 | */
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230 | #define IP_REASS_MAXAGE 3
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231 |
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232 | /**
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233 | * IP_REASS_MAX_PBUFS: Total maximum amount of pbufs waiting to be reassembled.
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234 | * Since the received pbufs are enqueued, be sure to configure
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235 | * PBUF_POOL_SIZE > IP_REASS_MAX_PBUFS so that the stack is still able to receive
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236 | * packets even if the maximum amount of fragments is enqueued for reassembly!
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237 | */
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238 | #define IP_REASS_MAX_PBUFS 10
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239 |
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240 | /**
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241 | * IP_FRAG_USES_STATIC_BUF==1: Use a static MTU-sized buffer for IP
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242 | * fragmentation. Otherwise pbufs are allocated and reference the original
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243 | * packet data to be fragmented.
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244 | */
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245 | #define IP_FRAG_USES_STATIC_BUF 0
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246 |
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247 | /**
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248 | * IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers.
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249 | */
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250 | #define IP_DEFAULT_TTL 255
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251 |
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252 | /*
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253 | ----------------------------------
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254 | ---------- ICMP options ----------
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255 | ----------------------------------
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256 | */
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257 | /**
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258 | * LWIP_ICMP==1: Enable ICMP module inside the IP stack.
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259 | * Be careful, disable that make your product non-compliant to RFC1122
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260 | */
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261 | #define LWIP_ICMP 1
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262 |
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263 | /*
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264 | ---------------------------------
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265 | ---------- RAW options ----------
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266 | ---------------------------------
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267 | */
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268 | /**
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269 | * LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
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270 | */
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271 | #define LWIP_RAW 1
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272 |
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273 | /*
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274 | ----------------------------------
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275 | ---------- DHCP options ----------
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276 | ----------------------------------
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277 | */
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278 | /**
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279 | * LWIP_DHCP==1: Enable DHCP module.
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280 | */
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281 | #define LWIP_DHCP 1
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282 |
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283 |
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284 | /*
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285 | ------------------------------------
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286 | ---------- AUTOIP options ----------
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287 | ------------------------------------
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288 | */
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289 | /**
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290 | * LWIP_AUTOIP==1: Enable AUTOIP module.
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291 | */
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292 | #define LWIP_AUTOIP (LWIP_DHCP)
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293 |
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294 | /*
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295 | ----------------------------------
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296 | ---------- SNMP options ----------
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297 | ----------------------------------
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298 | */
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299 | /**
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300 | * LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP
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301 | * transport.
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302 | */
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303 | #define LWIP_SNMP 1
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304 |
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305 | /*
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306 | ----------------------------------
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307 | ---------- IGMP options ----------
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308 | ----------------------------------
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309 | */
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310 | /**
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311 | * LWIP_IGMP==1: Turn on IGMP module.
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312 | */
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313 | #define LWIP_IGMP (LWIP_IPV4)
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314 |
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315 | /*
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316 | ----------------------------------
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317 | ---------- DNS options -----------
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318 | ----------------------------------
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319 | */
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320 | /**
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321 | * LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
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322 | * transport.
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323 | */
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324 | #define LWIP_DNS 1
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325 |
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326 | /*
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327 | ---------------------------------
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328 | ---------- UDP options ----------
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329 | ---------------------------------
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330 | */
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331 | /**
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332 | * LWIP_UDP==1: Turn on UDP.
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333 | */
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334 | #define LWIP_UDP 1
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335 |
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336 | /*
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337 | ---------------------------------
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338 | ---------- TCP options ----------
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339 | ---------------------------------
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340 | */
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341 | /**
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342 | * LWIP_TCP==1: Turn on TCP.
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343 | */
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344 | #define LWIP_TCP 1
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345 |
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346 | #define LWIP_LISTEN_BACKLOG 0
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347 |
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348 | /*
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349 | ----------------------------------
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350 | ---------- Pbuf options ----------
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351 | ----------------------------------
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352 | */
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353 | /**
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354 | * PBUF_LINK_HLEN: the number of bytes that should be allocated for a
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355 | * link level header. The default is 14, the standard value for
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356 | * Ethernet.
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357 | */
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358 | #define PBUF_LINK_HLEN 16
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359 |
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360 | /**
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361 | * PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is
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362 | * designed to accomodate single full size TCP frame in one pbuf, including
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363 | * TCP_MSS, IP header, and link header.
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364 | *
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365 | */
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366 | #define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN)
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367 |
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368 | /*
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369 | ------------------------------------
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370 | ---------- LOOPIF options ----------
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371 | ------------------------------------
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372 | */
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373 | /**
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374 | * LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1) and loopif.c
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375 | */
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376 | #define LWIP_HAVE_LOOPIF 0
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377 |
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378 | /*
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379 | ----------------------------------------------
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380 | ---------- Sequential layer options ----------
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381 | ----------------------------------------------
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382 | */
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383 |
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384 | /**
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385 | * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
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386 | */
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387 | #define LWIP_NETCONN 1
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388 |
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389 | /*
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390 | ------------------------------------
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391 | ---------- Socket options ----------
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392 | ------------------------------------
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393 | */
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394 | /**
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395 | * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
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396 | */
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397 | #define LWIP_SOCKET 1
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398 |
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399 | /**
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400 | * SO_REUSE==1: Enable SO_REUSEADDR
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401 | */
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402 | #define SO_REUSE 1
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403 |
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404 | /*
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405 | ----------------------------------------
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406 | ---------- Statistics options ----------
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407 | ----------------------------------------
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408 | */
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409 | /**
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410 | * LWIP_STATS==1: Enable statistics collection in lwip_stats.
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411 | */
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412 | #define LWIP_STATS 1
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413 | /*
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414 | ---------------------------------
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415 | ---------- PPP options ----------
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416 | ---------------------------------
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417 | */
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418 | /**
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419 | * PPP_SUPPORT==1: Enable PPP.
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420 | */
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421 | #define PPP_SUPPORT 0
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422 |
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423 |
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424 | #define LWIP_DBG_MIN_LEVEL 0
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425 | #define LWIP_COMPAT_SOCKETS 1
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426 |
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427 | #define PPP_DEBUG LWIP_DBG_OFF
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428 | #define MEM_DEBUG LWIP_DBG_OFF
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429 | #define API_MSG_DEBUG LWIP_DBG_ON
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430 | #define TCPIP_DEBUG LWIP_DBG_ON
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431 | #define NETIF_DEBUG LWIP_DBG_ON
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432 | #define SOCKETS_DEBUG LWIP_DBG_ON
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433 | #define IP_DEBUG LWIP_DBG_ON
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434 | #define IP_REASS_DEBUG LWIP_DBG_ON
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435 | #define RAW_DEBUG LWIP_DBG_ON
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436 | #define ICMP_DEBUG LWIP_DBG_ON
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437 | #define UDP_DEBUG LWIP_DBG_ON
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438 | #define TCP_DEBUG LWIP_DBG_ON
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439 | #define TCP_INPUT_DEBUG LWIP_DBG_ON
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440 | #define TCP_OUTPUT_DEBUG LWIP_DBG_ON
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441 | #define TCP_RTO_DEBUG LWIP_DBG_ON
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442 | #define TCP_CWND_DEBUG LWIP_DBG_ON
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443 | #define TCP_WND_DEBUG LWIP_DBG_ON
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444 | #define TCP_FR_DEBUG LWIP_DBG_ON
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445 | #define TCP_QLEN_DEBUG LWIP_DBG_ON
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446 | #define TCP_RST_DEBUG LWIP_DBG_ON
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447 |
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448 | extern unsigned char debug_flags;
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449 | #define LWIP_DBG_TYPES_ON debug_flags
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450 |
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451 | #define IP_SOF_BROADCAST_RECV 1
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452 | #define IP_SOF_BROADCAST 1
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453 | #define SO_REUSE_RXTOALL 1
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454 | #define LWIP_SO_RCVTIMEO (LWIP_SOCKET)
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455 |
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456 | #define MEMP_OVERFLOW_CHECK 1
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457 |
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458 | #define LWIP_TCPIP_TIMEOUT 1
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459 |
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460 | /* ---------- TCP options ---------- */
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461 |
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462 | #define TCP_LISTEN_BACKLOG 1
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463 |
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464 | /* Controls if TCP should queue segments that arrive out of
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465 | order. Define to 0 if your device is low on memory. */
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466 | #define TCP_QUEUE_OOSEQ 1
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467 |
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468 | /* TCP Maximum segment size. */
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469 | #define TCP_MSS 1024
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470 |
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471 | /* TCP sender buffer space (bytes). */
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472 | #define TCP_SND_BUF (2 * TCP_MSS)
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473 |
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474 | /* TCP sender buffer space (pbufs). This must be at least = 2 *
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475 | TCP_SND_BUF/TCP_MSS for things to work. */
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476 | #define TCP_SND_QUEUELEN (4 * TCP_SND_BUF/TCP_MSS)
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477 |
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478 | /* TCP writable space (bytes). This must be less than or equal
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479 | to TCP_SND_BUF. It is the amount of space which must be
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480 | available in the tcp snd_buf for select to return writable */
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481 | #define TCP_SNDLOWAT (TCP_SND_BUF/2)
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482 |
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483 | /* TCP receive window. */
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484 | #define TCP_WND (4 * TCP_MSS)
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485 |
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486 | /* Maximum number of retransmissions of data segments. */
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487 | #define TCP_MAXRTX 12
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488 |
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489 | /* Maximum number of retransmissions of SYN segments. */
|
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490 | #define TCP_SYNMAXRTX 4
|
---|
491 |
|
---|
492 | /* ---------- ARP options ---------- */
|
---|
493 | #define ARP_TABLE_SIZE 10
|
---|
494 | #define ARP_QUEUEING 1
|
---|
495 |
|
---|
496 |
|
---|
497 |
|
---|
498 | /* IP reassembly and segmentation.These are orthogonal even
|
---|
499 | * if they both deal with IP fragments */
|
---|
500 | #define IPV6_FRAG_COPYHEADER 1
|
---|
501 | #define LWIP_IPV6_FRAG 1
|
---|
502 |
|
---|
503 |
|
---|
504 | /* ---------- ICMP options ---------- */
|
---|
505 | #define ICMP_TTL (IP_DEFAULT_TTL)
|
---|
506 |
|
---|
507 | /* ---------- DHCP options ---------- */
|
---|
508 | /* Define LWIP_DHCP to 1 if you want DHCP configuration of
|
---|
509 | interfaces. */
|
---|
510 |
|
---|
511 | #define LWIP_DHCP_GET_NTP_SRV (LWIP_DHCP)
|
---|
512 |
|
---|
513 | /* 1 if you want to do an ARP check on the offered address
|
---|
514 | (recommended if using DHCP). */
|
---|
515 | #define DHCP_DOES_ARP_CHECK (LWIP_DHCP)
|
---|
516 |
|
---|
517 | /* ---------- AUTOIP options ------- */
|
---|
518 | #define LWIP_DHCP_AUTOIP_COOP (LWIP_DHCP)
|
---|
519 | #define LWIP_DHCP_AUTOIP_COOP_TRIES 3
|
---|
520 |
|
---|
521 | /* ---------- SNTP options --------- */
|
---|
522 | extern void sntp_set_system_time(u32_t sec);
|
---|
523 | #define SNTP_SET_SYSTEM_TIME(s) sntp_set_system_time(s)
|
---|
524 |
|
---|
525 | /* ---------- SNMP options ---------- */
|
---|
526 | #define MIB2_STATS LWIP_SNMP
|
---|
527 | #define SNMP_USE_NETCONN LWIP_NETCONN
|
---|
528 | #define SNMP_USE_RAW (!LWIP_NETCONN)
|
---|
529 |
|
---|
530 |
|
---|
531 | /* ---------- MDNS options ---------- */
|
---|
532 | #define LWIP_MDNS_RESPONDER 1
|
---|
533 | #define LWIP_NUM_NETIF_CLIENT_DATA (LWIP_MDNS_RESPONDER)
|
---|
534 |
|
---|
535 | /* ---------- UDP options ---------- */
|
---|
536 | #define UDP_TTL (IP_DEFAULT_TTL)
|
---|
537 |
|
---|
538 | /* ---------- RAW options ---------- */
|
---|
539 | #define RAW_TTL (IP_DEFAULT_TTL)
|
---|
540 |
|
---|
541 |
|
---|
542 | #define LWIP_NETIF_API 1
|
---|
543 | #define LWIP_NETIF_STATUS_CALLBACK 1
|
---|
544 | #define LWIP_NETIF_HOSTNAME 0
|
---|
545 |
|
---|
546 | /* ---------- SLIP options ---------- */
|
---|
547 |
|
---|
548 | #define LWIP_HAVE_SLIPIF 1 /* Set > 0 for SLIP */
|
---|
549 |
|
---|
550 | /* Maximum packet size that is received by this netif */
|
---|
551 | #define SLIP_MAX_SIZE 1500
|
---|
552 | #define sio_tryread sio_read
|
---|
553 |
|
---|
554 | #define LWIP_HTTPD_SSI 1
|
---|
555 |
|
---|
556 |
|
---|
557 | /*
|
---|
558 | * TOPPERS Additional DEFINE
|
---|
559 | */
|
---|
560 | #define ETH_PAD_SIZE 2
|
---|
561 | #define SHELL_ECHO 1
|
---|
562 | #define TFTP_MAX_MODE_LEN 9
|
---|
563 |
|
---|
564 | #define IN_ADDR_T_DEFINED
|
---|
565 |
|
---|
566 | extern void sys_memcpy(volatile void *d, const volatile void *s, int len);
|
---|
567 | #define MEMCPY(dst,src,len) sys_memcpy(dst,src,len)
|
---|
568 |
|
---|
569 | extern void sys_memcpy(volatile void *d, const volatile void *s, int len);
|
---|
570 | #define SMEMCPY(dst,src,len) sys_memcpy(dst,src,len)
|
---|
571 |
|
---|
572 | extern void sys_memset(volatile void *d, unsigned char val, int len);
|
---|
573 | #define MEMSET(a, b, c) sys_memset(a, b, c)
|
---|
574 |
|
---|
575 | #endif /* LWIP_LWIPOPTS_H */
|
---|