2 * FreeRTOS+TCP V2.0.0
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3 * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software. If you wish to use our Amazon
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14 * FreeRTOS name, please do so in a fair use way that does not cause confusion.
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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18 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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19 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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20 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 * http://www.FreeRTOS.org
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24 * http://aws.amazon.com/freertos
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26 * 1 tab == 4 spaces!
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29 #ifndef FREERTOS_DEFAULT_IP_CONFIG_H
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30 #define FREERTOS_DEFAULT_IP_CONFIG_H
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32 /* The error numbers defined in this file will be moved to the core FreeRTOS
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33 code in future versions of FreeRTOS - at which time the following header file
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35 #include "FreeRTOS_errno_TCP.h"
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37 /* This file provides default values for configuration options that are missing
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38 from the FreeRTOSIPConfig.h configuration header file. */
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41 /* Ensure defined configuration constants are using the most up to date naming. */
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42 #ifdef tcpconfigIP_TIME_TO_LIVE
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43 #error now called: ipconfigTCP_TIME_TO_LIVE
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46 #ifdef updconfigIP_TIME_TO_LIVE
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47 #error now called: ipconfigUDP_TIME_TO_LIVE
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50 #ifdef ipFILLER_SIZE
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51 #error now called: ipconfigPACKET_FILLER_SIZE
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54 #ifdef dnsMAX_REQUEST_ATTEMPTS
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55 #error now called: ipconfigDNS_REQUEST_ATTEMPTS
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58 #ifdef ipconfigUDP_TASK_PRIORITY
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59 #error now called: ipconfigIP_TASK_PRIORITY
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62 #ifdef ipconfigUDP_TASK_STACK_SIZE_WORDS
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63 #error now called: ipconfigIP_TASK_STACK_SIZE_WORDS
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66 #ifdef ipconfigDRIVER_INCLUDED_RX_IP_FILTERING
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67 #error now called: ipconfigETHERNET_DRIVER_FILTERS_PACKETS
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70 #ifdef ipconfigMAX_SEND_BLOCK_TIME_TICKS
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71 #error now called: ipconfigUDP_MAX_SEND_BLOCK_TIME_TICKS
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74 #ifdef ipconfigUSE_RECEIVE_CONNECT_CALLBACKS
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75 #error now called: ipconfigUSE_CALLBACKS
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78 #ifdef ipconfigNUM_NETWORK_BUFFERS
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79 #error now called: ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS
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82 #ifdef ipconfigTCP_HANG_PROT
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83 #error now called: ipconfigTCP_HANG_PROTECTION
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86 #ifdef ipconfigTCP_HANG_PROT_TIME
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87 #error now called: ipconfigTCP_HANG_PROTECTION_TIME
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90 #ifdef FreeRTOS_lprintf
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91 #error now called: FreeRTOS_debug_printf
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94 #if ( ipconfigEVENT_QUEUE_LENGTH < ( ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS + 5 ) )
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95 #error The ipconfigEVENT_QUEUE_LENGTH parameter must be at least ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS + 5
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98 #if ( ipconfigNETWORK_MTU < 46 )
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99 #error ipconfigNETWORK_MTU must be at least 46.
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102 #ifdef ipconfigBUFFER_ALLOC_FIXED_SIZE
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103 #error ipconfigBUFFER_ALLOC_FIXED_SIZE was dropped and replaced by a const value, declared in BufferAllocation[12].c
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106 #ifdef ipconfigNIC_SEND_PASSES_DMA
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107 #error now called: ipconfigZERO_COPY_TX_DRIVER
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110 #ifdef HAS_TX_CRC_OFFLOADING
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111 /* _HT_ As these macro names have changed, throw an error
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112 if they're still defined. */
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113 #error now called: ipconfigHAS_TX_CRC_OFFLOADING
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116 #ifdef HAS_RX_CRC_OFFLOADING
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117 #error now called: ipconfigHAS_RX_CRC_OFFLOADING
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120 #ifdef ipconfigTCP_RX_BUF_LEN
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121 #error ipconfigTCP_RX_BUF_LEN is now called ipconfigTCP_RX_BUFFER_LENGTH
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124 #ifdef ipconfigTCP_TX_BUF_LEN
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125 #error ipconfigTCP_TX_BUF_LEN is now called ipconfigTCP_TX_BUFFER_LENGTH
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128 #ifdef ipconfigDHCP_USES_USER_HOOK
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129 #error ipconfigDHCP_USES_USER_HOOK and its associated callback have been superceeded - see http://www.FreeRTOS.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/TCP_IP_Configuration.html#ipconfigUSE_DHCP_HOOK
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132 #ifndef ipconfigUSE_TCP
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133 #define ipconfigUSE_TCP ( 1 )
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136 #if ipconfigUSE_TCP
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138 /* Include support for TCP scaling windows */
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139 #ifndef ipconfigUSE_TCP_WIN
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140 #define ipconfigUSE_TCP_WIN ( 1 )
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143 #ifndef ipconfigTCP_WIN_SEG_COUNT
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144 #define ipconfigTCP_WIN_SEG_COUNT ( 256 )
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147 #ifndef ipconfigIGNORE_UNKNOWN_PACKETS
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148 /* When non-zero, TCP will not send RST packets in reply to
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149 TCP packets which are unknown, or out-of-order. */
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150 #define ipconfigIGNORE_UNKNOWN_PACKETS ( 0 )
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155 * For debuging/logging: check if the port number is used for telnet
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156 * Some events will not be logged for telnet connections
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157 * because it would produce logging about the transmission of the logging...
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158 * This macro will only be used if FreeRTOS_debug_printf() is defined for logging
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160 #ifndef ipconfigTCP_MAY_LOG_PORT
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161 #define ipconfigTCP_MAY_LOG_PORT(xPort) ( ( xPort ) != 23u )
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165 #ifndef ipconfigSOCK_DEFAULT_RECEIVE_BLOCK_TIME
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166 #define ipconfigSOCK_DEFAULT_RECEIVE_BLOCK_TIME portMAX_DELAY
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169 #ifndef ipconfigSOCK_DEFAULT_SEND_BLOCK_TIME
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170 #define ipconfigSOCK_DEFAULT_SEND_BLOCK_TIME portMAX_DELAY
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174 * FreeRTOS debug logging routine (proposal)
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175 * The macro will be called in the printf() style. Users can define
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176 * their own logging routine as:
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178 * #define FreeRTOS_debug_printf( MSG ) my_printf MSG
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180 * The FreeRTOS_debug_printf() must be thread-safe but does not have to be
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183 #ifdef ipconfigHAS_DEBUG_PRINTF
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184 #if( ipconfigHAS_DEBUG_PRINTF == 0 )
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185 #ifdef FreeRTOS_debug_printf
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186 #error Do not define FreeRTOS_debug_print if ipconfigHAS_DEBUG_PRINTF is set to 0
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187 #endif /* ifdef FreeRTOS_debug_printf */
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188 #endif /* ( ipconfigHAS_DEBUG_PRINTF == 0 ) */
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189 #endif /* ifdef ipconfigHAS_DEBUG_PRINTF */
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191 #ifndef FreeRTOS_debug_printf
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192 #define FreeRTOS_debug_printf( MSG ) do{} while(0)
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193 #define ipconfigHAS_DEBUG_PRINTF 0
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197 * FreeRTOS general logging routine (proposal)
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198 * Used in some utility functions such as FreeRTOS_netstat() and FreeRTOS_PrintARPCache()
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200 * #define FreeRTOS_printf( MSG ) my_printf MSG
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202 * The FreeRTOS_printf() must be thread-safe but does not have to be interrupt-safe
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204 #ifdef ipconfigHAS_PRINTF
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205 #if( ipconfigHAS_PRINTF == 0 )
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206 #ifdef FreeRTOS_printf
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207 #error Do not define FreeRTOS_print if ipconfigHAS_PRINTF is set to 0
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208 #endif /* ifdef FreeRTOS_debug_printf */
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209 #endif /* ( ipconfigHAS_PRINTF == 0 ) */
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210 #endif /* ifdef ipconfigHAS_PRINTF */
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212 #ifndef FreeRTOS_printf
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213 #define FreeRTOS_printf( MSG ) do{} while(0)
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214 #define ipconfigHAS_PRINTF 0
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218 * In cases where a lot of logging is produced, FreeRTOS_flush_logging( )
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219 * will be called to give the logging module a chance to flush the data
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220 * An example of this is the netstat command, which produces many lines of logging
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222 #ifndef FreeRTOS_flush_logging
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223 #define FreeRTOS_flush_logging( ) do{} while(0)
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226 /* Malloc functions. Within most applications of FreeRTOS, the couple
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227 * pvPortMalloc()/vPortFree() will be used.
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228 * If there is also SDRAM, the user may decide to use a different memory
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230 * MallocLarge is used to allocate large TCP buffers (for Rx/Tx)
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231 * MallocSocket is used to allocate the space for the sockets
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233 #ifndef pvPortMallocLarge
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234 #define pvPortMallocLarge( x ) pvPortMalloc( x )
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237 #ifndef vPortFreeLarge
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238 #define vPortFreeLarge(ptr) vPortFree(ptr)
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241 #ifndef pvPortMallocSocket
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242 #define pvPortMallocSocket( x ) pvPortMalloc( x )
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245 #ifndef vPortFreeSocket
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246 #define vPortFreeSocket(ptr) vPortFree(ptr)
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250 * At several places within the library, random numbers are needed:
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251 * - DHCP: For creating a DHCP transaction number
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252 * - TCP: Set the Initial Sequence Number: this is the value of the first outgoing
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253 * sequence number being used when connecting to a peer.
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254 * Having a well randomised ISN is important to avoid spoofing
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255 * - UDP/TCP: for setting the first port number to be used, in case a socket
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256 * uses a 'random' or anonymous port number
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258 #ifndef ipconfigRAND32
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259 #define ipconfigRAND32() rand()
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261 /* --------------------------------------------------------
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262 * End of: HT Added some macro defaults for the PLUS-UDP project
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263 * -------------------------------------------------------- */
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265 #ifndef ipconfigUSE_NETWORK_EVENT_HOOK
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266 #define ipconfigUSE_NETWORK_EVENT_HOOK 0
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269 #ifndef ipconfigUDP_MAX_SEND_BLOCK_TIME_TICKS
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270 #define ipconfigUDP_MAX_SEND_BLOCK_TIME_TICKS ( pdMS_TO_TICKS( 20 ) )
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273 #ifndef ipconfigARP_CACHE_ENTRIES
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274 #define ipconfigARP_CACHE_ENTRIES 10
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277 #ifndef ipconfigMAX_ARP_RETRANSMISSIONS
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278 #define ipconfigMAX_ARP_RETRANSMISSIONS ( 5u )
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281 #ifndef ipconfigMAX_ARP_AGE
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282 #define ipconfigMAX_ARP_AGE 150u
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285 #ifndef ipconfigUSE_ARP_REVERSED_LOOKUP
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286 #define ipconfigUSE_ARP_REVERSED_LOOKUP 0
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289 #ifndef ipconfigUSE_ARP_REMOVE_ENTRY
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290 #define ipconfigUSE_ARP_REMOVE_ENTRY 0
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293 #ifndef ipconfigINCLUDE_FULL_INET_ADDR
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294 #define ipconfigINCLUDE_FULL_INET_ADDR 1
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297 #ifndef ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS
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298 #define ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS 45
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301 #ifndef ipconfigEVENT_QUEUE_LENGTH
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302 #define ipconfigEVENT_QUEUE_LENGTH ( ipconfigNUM_NETWORK_BUFFER_DESCRIPTORS + 5 )
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305 #ifndef ipconfigALLOW_SOCKET_SEND_WITHOUT_BIND
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306 #define ipconfigALLOW_SOCKET_SEND_WITHOUT_BIND 1
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309 #ifndef ipconfigUDP_TIME_TO_LIVE
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310 #define ipconfigUDP_TIME_TO_LIVE 128
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313 #ifndef ipconfigTCP_TIME_TO_LIVE
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314 #define ipconfigTCP_TIME_TO_LIVE 128
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317 #ifndef ipconfigUDP_MAX_RX_PACKETS
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318 /* Make postive to define the maximum number of packets which will be buffered
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319 * for each UDP socket.
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320 * Can be overridden with the socket option FREERTOS_SO_UDP_MAX_RX_PACKETS
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322 #define ipconfigUDP_MAX_RX_PACKETS 0u
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325 #ifndef ipconfigUSE_DHCP
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326 #define ipconfigUSE_DHCP 1
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329 #ifndef ipconfigUSE_DHCP_HOOK
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330 #define ipconfigUSE_DHCP_HOOK 0
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333 #ifndef ipconfigDHCP_FALL_BACK_AUTO_IP
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335 * Only applicable when DHCP is in use:
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336 * If no DHCP server responds, use "Auto-IP" : the
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337 * device will allocate a random LinkLayer IP address.
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339 #define ipconfigDHCP_FALL_BACK_AUTO_IP ( 0 )
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342 #if( ipconfigDHCP_FALL_BACK_AUTO_IP != 0 )
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343 #define ipconfigARP_USE_CLASH_DETECTION 1
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346 #ifndef ipconfigARP_USE_CLASH_DETECTION
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347 #define ipconfigARP_USE_CLASH_DETECTION 0
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350 #ifndef ipconfigNETWORK_MTU
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351 #define ipconfigNETWORK_MTU 1500
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354 #ifndef ipconfigTCP_MSS
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355 #define ipconfigTCP_MSS ( ipconfigNETWORK_MTU - ipSIZE_OF_IPv4_HEADER - ipSIZE_OF_TCP_HEADER )
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358 /* Each TCP socket has circular stream buffers for Rx and Tx, which
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359 * have a fixed maximum size.
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360 * The defaults for these size are defined here, although
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361 * they can be overridden at runtime by using the setsockopt() call */
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362 #ifndef ipconfigTCP_RX_BUFFER_LENGTH
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363 #define ipconfigTCP_RX_BUFFER_LENGTH ( 4u * ipconfigTCP_MSS ) /* defaults to 5840 bytes */
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366 /* Define the size of Tx stream buffer for TCP sockets */
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367 #ifndef ipconfigTCP_TX_BUFFER_LENGTH
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368 # define ipconfigTCP_TX_BUFFER_LENGTH ( 4u * ipconfigTCP_MSS ) /* defaults to 5840 bytes */
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371 #ifndef ipconfigMAXIMUM_DISCOVER_TX_PERIOD
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373 #define ipconfigMAXIMUM_DISCOVER_TX_PERIOD ( pdMS_TO_TICKS( 999 ) )
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375 #define ipconfigMAXIMUM_DISCOVER_TX_PERIOD ( pdMS_TO_TICKS( 30000 ) )
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376 #endif /* _WINDOWS_ */
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377 #endif /* ipconfigMAXIMUM_DISCOVER_TX_PERIOD */
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379 #ifndef ipconfigUSE_DNS
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380 #define ipconfigUSE_DNS 1
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383 #ifndef ipconfigDNS_REQUEST_ATTEMPTS
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384 #define ipconfigDNS_REQUEST_ATTEMPTS 5
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387 #ifndef ipconfigUSE_DNS_CACHE
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388 #define ipconfigUSE_DNS_CACHE 0
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391 #if( ipconfigUSE_DNS_CACHE != 0 )
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392 #ifndef ipconfigDNS_CACHE_NAME_LENGTH
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393 #define ipconfigDNS_CACHE_NAME_LENGTH ( 16 )
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396 #ifndef ipconfigDNS_CACHE_ENTRIES
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397 #define ipconfigDNS_CACHE_ENTRIES 0
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399 #endif /* ipconfigUSE_DNS_CACHE != 0 */
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401 #ifndef ipconfigCHECK_IP_QUEUE_SPACE
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402 #define ipconfigCHECK_IP_QUEUE_SPACE 0
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405 #ifndef ipconfigUSE_LLMNR
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406 /* Include support for LLMNR: Link-local Multicast Name Resolution (non-Microsoft) */
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407 #define ipconfigUSE_LLMNR ( 0 )
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410 #if( !defined( ipconfigUSE_DNS ) )
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411 #if( ( ipconfigUSE_LLMNR != 0 ) || ( ipconfigUSE_NBNS != 0 ) )
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412 /* LLMNR and NBNS depend on DNS because those protocols share a lot of code. */
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413 #error When either LLMNR or NBNS is used, ipconfigUSE_DNS must be defined
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417 #ifndef ipconfigREPLY_TO_INCOMING_PINGS
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418 #define ipconfigREPLY_TO_INCOMING_PINGS 1
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421 #ifndef ipconfigSUPPORT_OUTGOING_PINGS
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422 #define ipconfigSUPPORT_OUTGOING_PINGS 0
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425 #ifndef ipconfigFILTER_OUT_NON_ETHERNET_II_FRAMES
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426 #define ipconfigFILTER_OUT_NON_ETHERNET_II_FRAMES 1
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429 #ifndef ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES
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430 #define ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES 1
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433 #ifndef configINCLUDE_TRACE_RELATED_CLI_COMMANDS
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434 #define ipconfigINCLUDE_EXAMPLE_FREERTOS_PLUS_TRACE_CALLS 0
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436 #define ipconfigINCLUDE_EXAMPLE_FREERTOS_PLUS_TRACE_CALLS configINCLUDE_TRACE_RELATED_CLI_COMMANDS
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439 #ifndef ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM
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440 #define ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM ( 0 )
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443 #ifndef ipconfigETHERNET_DRIVER_FILTERS_PACKETS
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444 #define ipconfigETHERNET_DRIVER_FILTERS_PACKETS ( 0 )
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447 #ifndef ipconfigWATCHDOG_TIMER
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448 /* This macro will be called in every loop the IP-task makes. It may be
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449 replaced by user-code that triggers a watchdog */
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450 #define ipconfigWATCHDOG_TIMER()
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453 #ifndef ipconfigUSE_CALLBACKS
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454 #define ipconfigUSE_CALLBACKS ( 0 )
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457 #if( ipconfigUSE_CALLBACKS != 0 )
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458 #ifndef ipconfigIS_VALID_PROG_ADDRESS
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459 /* Replace this macro with a test returning non-zero if the memory pointer to by x
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460 * is valid memory which can contain executable code
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461 * In fact this is an extra safety measure: if a handler points to invalid memory,
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462 * it will not be called
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464 #define ipconfigIS_VALID_PROG_ADDRESS(x) ( ( x ) != NULL )
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468 #ifndef ipconfigHAS_INLINE_FUNCTIONS
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469 #define ipconfigHAS_INLINE_FUNCTIONS ( 1 )
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473 #define portINLINE inline
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476 #ifndef ipconfigZERO_COPY_TX_DRIVER
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477 /* When non-zero, the buffers passed to the SEND routine may be passed
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478 to DMA. As soon as sending is ready, the buffers must be released by
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479 calling vReleaseNetworkBufferAndDescriptor(), */
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480 #define ipconfigZERO_COPY_TX_DRIVER ( 0 )
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483 #ifndef ipconfigZERO_COPY_RX_DRIVER
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484 /* This define doesn't mean much to the driver, except that it makes
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485 sure that pxPacketBuffer_to_NetworkBuffer() will be included. */
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486 #define ipconfigZERO_COPY_RX_DRIVER ( 0 )
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489 #ifndef ipconfigDRIVER_INCLUDED_TX_IP_CHECKSUM
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490 #define ipconfigDRIVER_INCLUDED_TX_IP_CHECKSUM 0
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493 #ifndef ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM
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494 #define ipconfigDRIVER_INCLUDED_RX_IP_CHECKSUM 0
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497 #ifndef ipconfigDHCP_REGISTER_HOSTNAME
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498 #define ipconfigDHCP_REGISTER_HOSTNAME 0
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501 #ifndef ipconfigSOCKET_HAS_USER_SEMAPHORE
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502 #define ipconfigSOCKET_HAS_USER_SEMAPHORE 0
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505 #ifndef ipconfigSUPPORT_SELECT_FUNCTION
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506 #define ipconfigSUPPORT_SELECT_FUNCTION 0
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509 #ifndef ipconfigTCP_KEEP_ALIVE
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510 #define ipconfigTCP_KEEP_ALIVE 0
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513 #ifndef ipconfigDNS_USE_CALLBACKS
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514 #define ipconfigDNS_USE_CALLBACKS 0
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517 #ifndef ipconfigSUPPORT_SIGNALS
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518 #define ipconfigSUPPORT_SIGNALS 0
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521 #ifndef ipconfigUSE_NBNS
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522 #define ipconfigUSE_NBNS 0
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525 #ifndef ipconfigTCP_HANG_PROTECTION
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526 #define ipconfigTCP_HANG_PROTECTION 0
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529 #ifndef ipconfigTCP_IP_SANITY
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530 #define ipconfigTCP_IP_SANITY 0
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533 #ifndef ipconfigARP_STORES_REMOTE_ADDRESSES
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534 #define ipconfigARP_STORES_REMOTE_ADDRESSES 0
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537 #ifndef ipconfigBUFFER_PADDING
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538 /* Expert option: define a value for 'ipBUFFER_PADDING'.
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539 When 'ipconfigBUFFER_PADDING' equals 0,
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540 'ipBUFFER_PADDING' will get a default value of 8 + 2 bytes. */
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541 #define ipconfigBUFFER_PADDING 0
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544 #ifndef ipconfigPACKET_FILLER_SIZE
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545 #define ipconfigPACKET_FILLER_SIZE 2
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548 #endif /* FREERTOS_DEFAULT_IP_CONFIG_H */
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