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cyclone_tcp/core/nic.c@0:8918a71cdbe9, 2017-02-04 (annotated)
- Committer:
- Sergunb
- Date:
- Sat Feb 04 18:15:49 2017 +0000
- Revision:
- 0:8918a71cdbe9
nothing else
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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Sergunb | 0:8918a71cdbe9 | 1 | /** |
Sergunb | 0:8918a71cdbe9 | 2 | * @file nic.c |
Sergunb | 0:8918a71cdbe9 | 3 | * @brief Network interface controller abstraction layer |
Sergunb | 0:8918a71cdbe9 | 4 | * |
Sergunb | 0:8918a71cdbe9 | 5 | * @section License |
Sergunb | 0:8918a71cdbe9 | 6 | * |
Sergunb | 0:8918a71cdbe9 | 7 | * Copyright (C) 2010-2017 Oryx Embedded SARL. All rights reserved. |
Sergunb | 0:8918a71cdbe9 | 8 | * |
Sergunb | 0:8918a71cdbe9 | 9 | * This file is part of CycloneTCP Open. |
Sergunb | 0:8918a71cdbe9 | 10 | * |
Sergunb | 0:8918a71cdbe9 | 11 | * This program is free software; you can redistribute it and/or |
Sergunb | 0:8918a71cdbe9 | 12 | * modify it under the terms of the GNU General Public License |
Sergunb | 0:8918a71cdbe9 | 13 | * as published by the Free Software Foundation; either version 2 |
Sergunb | 0:8918a71cdbe9 | 14 | * of the License, or (at your option) any later version. |
Sergunb | 0:8918a71cdbe9 | 15 | * |
Sergunb | 0:8918a71cdbe9 | 16 | * This program is distributed in the hope that it will be useful, |
Sergunb | 0:8918a71cdbe9 | 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
Sergunb | 0:8918a71cdbe9 | 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Sergunb | 0:8918a71cdbe9 | 19 | * GNU General Public License for more details. |
Sergunb | 0:8918a71cdbe9 | 20 | * |
Sergunb | 0:8918a71cdbe9 | 21 | * You should have received a copy of the GNU General Public License |
Sergunb | 0:8918a71cdbe9 | 22 | * along with this program; if not, write to the Free Software Foundation, |
Sergunb | 0:8918a71cdbe9 | 23 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
Sergunb | 0:8918a71cdbe9 | 24 | * |
Sergunb | 0:8918a71cdbe9 | 25 | * @author Oryx Embedded SARL (www.oryx-embedded.com) |
Sergunb | 0:8918a71cdbe9 | 26 | * @version 1.7.6 |
Sergunb | 0:8918a71cdbe9 | 27 | **/ |
Sergunb | 0:8918a71cdbe9 | 28 | |
Sergunb | 0:8918a71cdbe9 | 29 | //Switch to the appropriate trace level |
Sergunb | 0:8918a71cdbe9 | 30 | #define TRACE_LEVEL NIC_TRACE_LEVEL |
Sergunb | 0:8918a71cdbe9 | 31 | |
Sergunb | 0:8918a71cdbe9 | 32 | //Dependencies |
Sergunb | 0:8918a71cdbe9 | 33 | #include "core/net.h" |
Sergunb | 0:8918a71cdbe9 | 34 | #include "core/nic.h" |
Sergunb | 0:8918a71cdbe9 | 35 | #include "core/socket.h" |
Sergunb | 0:8918a71cdbe9 | 36 | #include "core/raw_socket.h" |
Sergunb | 0:8918a71cdbe9 | 37 | #include "core/tcp_misc.h" |
Sergunb | 0:8918a71cdbe9 | 38 | #include "core/udp.h" |
Sergunb | 0:8918a71cdbe9 | 39 | #include "ipv4/ipv4.h" |
Sergunb | 0:8918a71cdbe9 | 40 | #include "ipv6/ipv6.h" |
Sergunb | 0:8918a71cdbe9 | 41 | #include "dns/dns_cache.h" |
Sergunb | 0:8918a71cdbe9 | 42 | #include "dns/dns_client.h" |
Sergunb | 0:8918a71cdbe9 | 43 | #include "mdns/mdns_client.h" |
Sergunb | 0:8918a71cdbe9 | 44 | #include "mdns/mdns_responder.h" |
Sergunb | 0:8918a71cdbe9 | 45 | #include "dns_sd/dns_sd.h" |
Sergunb | 0:8918a71cdbe9 | 46 | #include "mibs/mib2_module.h" |
Sergunb | 0:8918a71cdbe9 | 47 | #include "debug.h" |
Sergunb | 0:8918a71cdbe9 | 48 | |
Sergunb | 0:8918a71cdbe9 | 49 | //Tick counter to handle periodic operations |
Sergunb | 0:8918a71cdbe9 | 50 | systime_t nicTickCounter; |
Sergunb | 0:8918a71cdbe9 | 51 | |
Sergunb | 0:8918a71cdbe9 | 52 | |
Sergunb | 0:8918a71cdbe9 | 53 | /** |
Sergunb | 0:8918a71cdbe9 | 54 | * @brief Network controller timer handler |
Sergunb | 0:8918a71cdbe9 | 55 | * |
Sergunb | 0:8918a71cdbe9 | 56 | * This routine is periodically called by the TCP/IP stack to |
Sergunb | 0:8918a71cdbe9 | 57 | * handle periodic operations such as polling the link state |
Sergunb | 0:8918a71cdbe9 | 58 | * |
Sergunb | 0:8918a71cdbe9 | 59 | * @param[in] interface Underlying network interface |
Sergunb | 0:8918a71cdbe9 | 60 | **/ |
Sergunb | 0:8918a71cdbe9 | 61 | |
Sergunb | 0:8918a71cdbe9 | 62 | void nicTick(NetInterface *interface) |
Sergunb | 0:8918a71cdbe9 | 63 | { |
Sergunb | 0:8918a71cdbe9 | 64 | //Disable interrupts |
Sergunb | 0:8918a71cdbe9 | 65 | interface->nicDriver->disableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 66 | |
Sergunb | 0:8918a71cdbe9 | 67 | //Handle periodic operations |
Sergunb | 0:8918a71cdbe9 | 68 | interface->nicDriver->tick(interface); |
Sergunb | 0:8918a71cdbe9 | 69 | |
Sergunb | 0:8918a71cdbe9 | 70 | //Re-enable interrupts if necessary |
Sergunb | 0:8918a71cdbe9 | 71 | if(interface->configured) |
Sergunb | 0:8918a71cdbe9 | 72 | interface->nicDriver->enableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 73 | } |
Sergunb | 0:8918a71cdbe9 | 74 | |
Sergunb | 0:8918a71cdbe9 | 75 | |
Sergunb | 0:8918a71cdbe9 | 76 | /** |
Sergunb | 0:8918a71cdbe9 | 77 | * @brief Send a packet to the network controller |
Sergunb | 0:8918a71cdbe9 | 78 | * @param[in] interface Underlying network interface |
Sergunb | 0:8918a71cdbe9 | 79 | * @param[in] buffer Multi-part buffer containing the data to send |
Sergunb | 0:8918a71cdbe9 | 80 | * @param[in] offset Offset to the first data byte |
Sergunb | 0:8918a71cdbe9 | 81 | * @return Error code |
Sergunb | 0:8918a71cdbe9 | 82 | **/ |
Sergunb | 0:8918a71cdbe9 | 83 | |
Sergunb | 0:8918a71cdbe9 | 84 | error_t nicSendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset) |
Sergunb | 0:8918a71cdbe9 | 85 | { |
Sergunb | 0:8918a71cdbe9 | 86 | error_t error; |
Sergunb | 0:8918a71cdbe9 | 87 | bool_t status; |
Sergunb | 0:8918a71cdbe9 | 88 | |
Sergunb | 0:8918a71cdbe9 | 89 | #if (TRACE_LEVEL >= TRACE_LEVEL_DEBUG) |
Sergunb | 0:8918a71cdbe9 | 90 | //Retrieve the length of the packet |
Sergunb | 0:8918a71cdbe9 | 91 | size_t length = netBufferGetLength(buffer) - offset; |
Sergunb | 0:8918a71cdbe9 | 92 | |
Sergunb | 0:8918a71cdbe9 | 93 | //Debug message |
Sergunb | 0:8918a71cdbe9 | 94 | TRACE_DEBUG("Sending packet (%" PRIuSIZE " bytes)...\r\n", length); |
Sergunb | 0:8918a71cdbe9 | 95 | TRACE_DEBUG_NET_BUFFER(" ", buffer, offset, length); |
Sergunb | 0:8918a71cdbe9 | 96 | #endif |
Sergunb | 0:8918a71cdbe9 | 97 | |
Sergunb | 0:8918a71cdbe9 | 98 | //Wait for the transmitter to be ready to send |
Sergunb | 0:8918a71cdbe9 | 99 | status = osWaitForEvent(&interface->nicTxEvent, NIC_MAX_BLOCKING_TIME); |
Sergunb | 0:8918a71cdbe9 | 100 | |
Sergunb | 0:8918a71cdbe9 | 101 | //Check whether the specified event is in signaled state |
Sergunb | 0:8918a71cdbe9 | 102 | if(status) |
Sergunb | 0:8918a71cdbe9 | 103 | { |
Sergunb | 0:8918a71cdbe9 | 104 | //Disable interrupts |
Sergunb | 0:8918a71cdbe9 | 105 | interface->nicDriver->disableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 106 | |
Sergunb | 0:8918a71cdbe9 | 107 | //Send Ethernet frame |
Sergunb | 0:8918a71cdbe9 | 108 | error = interface->nicDriver->sendPacket(interface, buffer, offset); |
Sergunb | 0:8918a71cdbe9 | 109 | |
Sergunb | 0:8918a71cdbe9 | 110 | //Re-enable interrupts if necessary |
Sergunb | 0:8918a71cdbe9 | 111 | if(interface->configured) |
Sergunb | 0:8918a71cdbe9 | 112 | interface->nicDriver->enableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 113 | } |
Sergunb | 0:8918a71cdbe9 | 114 | else |
Sergunb | 0:8918a71cdbe9 | 115 | { |
Sergunb | 0:8918a71cdbe9 | 116 | //The transmitter is busy... |
Sergunb | 0:8918a71cdbe9 | 117 | return ERROR_TRANSMITTER_BUSY; |
Sergunb | 0:8918a71cdbe9 | 118 | } |
Sergunb | 0:8918a71cdbe9 | 119 | |
Sergunb | 0:8918a71cdbe9 | 120 | //Return status code |
Sergunb | 0:8918a71cdbe9 | 121 | return error; |
Sergunb | 0:8918a71cdbe9 | 122 | } |
Sergunb | 0:8918a71cdbe9 | 123 | |
Sergunb | 0:8918a71cdbe9 | 124 | |
Sergunb | 0:8918a71cdbe9 | 125 | /** |
Sergunb | 0:8918a71cdbe9 | 126 | * @brief Configure multicast MAC address filtering |
Sergunb | 0:8918a71cdbe9 | 127 | * @param[in] interface Underlying network interface |
Sergunb | 0:8918a71cdbe9 | 128 | * @return Error code |
Sergunb | 0:8918a71cdbe9 | 129 | **/ |
Sergunb | 0:8918a71cdbe9 | 130 | |
Sergunb | 0:8918a71cdbe9 | 131 | error_t nicSetMulticastFilter(NetInterface *interface) |
Sergunb | 0:8918a71cdbe9 | 132 | { |
Sergunb | 0:8918a71cdbe9 | 133 | error_t error; |
Sergunb | 0:8918a71cdbe9 | 134 | |
Sergunb | 0:8918a71cdbe9 | 135 | //Disable interrupts |
Sergunb | 0:8918a71cdbe9 | 136 | interface->nicDriver->disableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 137 | |
Sergunb | 0:8918a71cdbe9 | 138 | //Update MAC filter table |
Sergunb | 0:8918a71cdbe9 | 139 | error = interface->nicDriver->setMulticastFilter(interface); |
Sergunb | 0:8918a71cdbe9 | 140 | |
Sergunb | 0:8918a71cdbe9 | 141 | //Re-enable interrupts if necessary |
Sergunb | 0:8918a71cdbe9 | 142 | if(interface->configured) |
Sergunb | 0:8918a71cdbe9 | 143 | interface->nicDriver->enableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 144 | |
Sergunb | 0:8918a71cdbe9 | 145 | //Return status code |
Sergunb | 0:8918a71cdbe9 | 146 | return error; |
Sergunb | 0:8918a71cdbe9 | 147 | } |
Sergunb | 0:8918a71cdbe9 | 148 | |
Sergunb | 0:8918a71cdbe9 | 149 | |
Sergunb | 0:8918a71cdbe9 | 150 | /** |
Sergunb | 0:8918a71cdbe9 | 151 | * @brief Handle a packet received by the network controller |
Sergunb | 0:8918a71cdbe9 | 152 | * @param[in] interface Underlying network interface |
Sergunb | 0:8918a71cdbe9 | 153 | * @param[in] packet Incoming packet to process |
Sergunb | 0:8918a71cdbe9 | 154 | * @param[in] length Total packet length |
Sergunb | 0:8918a71cdbe9 | 155 | **/ |
Sergunb | 0:8918a71cdbe9 | 156 | |
Sergunb | 0:8918a71cdbe9 | 157 | void nicProcessPacket(NetInterface *interface, void *packet, size_t length) |
Sergunb | 0:8918a71cdbe9 | 158 | { |
Sergunb | 0:8918a71cdbe9 | 159 | NicType type; |
Sergunb | 0:8918a71cdbe9 | 160 | |
Sergunb | 0:8918a71cdbe9 | 161 | //Re-enable interrupts if necessary |
Sergunb | 0:8918a71cdbe9 | 162 | if(interface->configured) |
Sergunb | 0:8918a71cdbe9 | 163 | interface->nicDriver->enableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 164 | |
Sergunb | 0:8918a71cdbe9 | 165 | //Debug message |
Sergunb | 0:8918a71cdbe9 | 166 | TRACE_DEBUG("Packet received (%" PRIuSIZE " bytes)...\r\n", length); |
Sergunb | 0:8918a71cdbe9 | 167 | TRACE_DEBUG_ARRAY(" ", packet, length); |
Sergunb | 0:8918a71cdbe9 | 168 | |
Sergunb | 0:8918a71cdbe9 | 169 | //Retrieve network interface type |
Sergunb | 0:8918a71cdbe9 | 170 | type = interface->nicDriver->type; |
Sergunb | 0:8918a71cdbe9 | 171 | |
Sergunb | 0:8918a71cdbe9 | 172 | //Ethernet interface? |
Sergunb | 0:8918a71cdbe9 | 173 | if(type == NIC_TYPE_ETHERNET) |
Sergunb | 0:8918a71cdbe9 | 174 | { |
Sergunb | 0:8918a71cdbe9 | 175 | #if (ETH_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 176 | //Process incoming Ethernet frame |
Sergunb | 0:8918a71cdbe9 | 177 | ethProcessFrame(interface, packet, length); |
Sergunb | 0:8918a71cdbe9 | 178 | #endif |
Sergunb | 0:8918a71cdbe9 | 179 | } |
Sergunb | 0:8918a71cdbe9 | 180 | //PPP interface? |
Sergunb | 0:8918a71cdbe9 | 181 | else if(type == NIC_TYPE_PPP) |
Sergunb | 0:8918a71cdbe9 | 182 | { |
Sergunb | 0:8918a71cdbe9 | 183 | #if (PPP_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 184 | //Process incoming PPP frame |
Sergunb | 0:8918a71cdbe9 | 185 | pppProcessFrame(interface, packet, length); |
Sergunb | 0:8918a71cdbe9 | 186 | #endif |
Sergunb | 0:8918a71cdbe9 | 187 | } |
Sergunb | 0:8918a71cdbe9 | 188 | //6LoWPAN interface? |
Sergunb | 0:8918a71cdbe9 | 189 | else if(type == NIC_TYPE_6LOWPAN) |
Sergunb | 0:8918a71cdbe9 | 190 | { |
Sergunb | 0:8918a71cdbe9 | 191 | #if (IPV6_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 192 | NetBuffer1 buffer; |
Sergunb | 0:8918a71cdbe9 | 193 | |
Sergunb | 0:8918a71cdbe9 | 194 | //The incoming packet fits in a single chunk |
Sergunb | 0:8918a71cdbe9 | 195 | buffer.chunkCount = 1; |
Sergunb | 0:8918a71cdbe9 | 196 | buffer.maxChunkCount = 1; |
Sergunb | 0:8918a71cdbe9 | 197 | buffer.chunk[0].address = packet; |
Sergunb | 0:8918a71cdbe9 | 198 | buffer.chunk[0].length = length; |
Sergunb | 0:8918a71cdbe9 | 199 | buffer.chunk[0].size = 0; |
Sergunb | 0:8918a71cdbe9 | 200 | |
Sergunb | 0:8918a71cdbe9 | 201 | //Process incoming IPv6 packet |
Sergunb | 0:8918a71cdbe9 | 202 | ipv6ProcessPacket(interface, (NetBuffer *) &buffer, 0); |
Sergunb | 0:8918a71cdbe9 | 203 | #endif |
Sergunb | 0:8918a71cdbe9 | 204 | } |
Sergunb | 0:8918a71cdbe9 | 205 | |
Sergunb | 0:8918a71cdbe9 | 206 | //Disable interrupts |
Sergunb | 0:8918a71cdbe9 | 207 | interface->nicDriver->disableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 208 | } |
Sergunb | 0:8918a71cdbe9 | 209 | |
Sergunb | 0:8918a71cdbe9 | 210 | |
Sergunb | 0:8918a71cdbe9 | 211 | /** |
Sergunb | 0:8918a71cdbe9 | 212 | * @brief Process link state change event |
Sergunb | 0:8918a71cdbe9 | 213 | * @param[in] interface Underlying network interface |
Sergunb | 0:8918a71cdbe9 | 214 | **/ |
Sergunb | 0:8918a71cdbe9 | 215 | |
Sergunb | 0:8918a71cdbe9 | 216 | void nicNotifyLinkChange(NetInterface *interface) |
Sergunb | 0:8918a71cdbe9 | 217 | { |
Sergunb | 0:8918a71cdbe9 | 218 | uint_t i; |
Sergunb | 0:8918a71cdbe9 | 219 | Socket *socket; |
Sergunb | 0:8918a71cdbe9 | 220 | |
Sergunb | 0:8918a71cdbe9 | 221 | //Re-enable interrupts if necessary |
Sergunb | 0:8918a71cdbe9 | 222 | if(interface->configured) |
Sergunb | 0:8918a71cdbe9 | 223 | interface->nicDriver->enableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 224 | |
Sergunb | 0:8918a71cdbe9 | 225 | //Check link state |
Sergunb | 0:8918a71cdbe9 | 226 | if(interface->linkState) |
Sergunb | 0:8918a71cdbe9 | 227 | { |
Sergunb | 0:8918a71cdbe9 | 228 | //Display link state |
Sergunb | 0:8918a71cdbe9 | 229 | TRACE_INFO("Link is up (%s)...\r\n", interface->name); |
Sergunb | 0:8918a71cdbe9 | 230 | |
Sergunb | 0:8918a71cdbe9 | 231 | //Display link speed |
Sergunb | 0:8918a71cdbe9 | 232 | if(interface->linkSpeed == NIC_LINK_SPEED_1GBPS) |
Sergunb | 0:8918a71cdbe9 | 233 | { |
Sergunb | 0:8918a71cdbe9 | 234 | //1000BASE-T |
Sergunb | 0:8918a71cdbe9 | 235 | TRACE_INFO(" Link speed = 1000 Mbps\r\n"); |
Sergunb | 0:8918a71cdbe9 | 236 | } |
Sergunb | 0:8918a71cdbe9 | 237 | else if(interface->linkSpeed == NIC_LINK_SPEED_100MBPS) |
Sergunb | 0:8918a71cdbe9 | 238 | { |
Sergunb | 0:8918a71cdbe9 | 239 | //100BASE-TX |
Sergunb | 0:8918a71cdbe9 | 240 | TRACE_INFO(" Link speed = 100 Mbps\r\n"); |
Sergunb | 0:8918a71cdbe9 | 241 | } |
Sergunb | 0:8918a71cdbe9 | 242 | else if(interface->linkSpeed == NIC_LINK_SPEED_10MBPS) |
Sergunb | 0:8918a71cdbe9 | 243 | { |
Sergunb | 0:8918a71cdbe9 | 244 | //10BASE-T |
Sergunb | 0:8918a71cdbe9 | 245 | TRACE_INFO(" Link speed = 10 Mbps\r\n"); |
Sergunb | 0:8918a71cdbe9 | 246 | } |
Sergunb | 0:8918a71cdbe9 | 247 | else if(interface->linkSpeed != NIC_LINK_SPEED_UNKNOWN) |
Sergunb | 0:8918a71cdbe9 | 248 | { |
Sergunb | 0:8918a71cdbe9 | 249 | //10BASE-T |
Sergunb | 0:8918a71cdbe9 | 250 | TRACE_INFO(" Link speed = %" PRIu32 " bps\r\n", interface->linkSpeed); |
Sergunb | 0:8918a71cdbe9 | 251 | } |
Sergunb | 0:8918a71cdbe9 | 252 | |
Sergunb | 0:8918a71cdbe9 | 253 | //Display duplex mode |
Sergunb | 0:8918a71cdbe9 | 254 | if(interface->duplexMode == NIC_FULL_DUPLEX_MODE) |
Sergunb | 0:8918a71cdbe9 | 255 | { |
Sergunb | 0:8918a71cdbe9 | 256 | //1000BASE-T |
Sergunb | 0:8918a71cdbe9 | 257 | TRACE_INFO(" Duplex mode = Full-Duplex\r\n"); |
Sergunb | 0:8918a71cdbe9 | 258 | } |
Sergunb | 0:8918a71cdbe9 | 259 | else if(interface->duplexMode == NIC_HALF_DUPLEX_MODE) |
Sergunb | 0:8918a71cdbe9 | 260 | { |
Sergunb | 0:8918a71cdbe9 | 261 | //100BASE-TX |
Sergunb | 0:8918a71cdbe9 | 262 | TRACE_INFO(" Duplex mode = Half-Duplex\r\n"); |
Sergunb | 0:8918a71cdbe9 | 263 | } |
Sergunb | 0:8918a71cdbe9 | 264 | } |
Sergunb | 0:8918a71cdbe9 | 265 | else |
Sergunb | 0:8918a71cdbe9 | 266 | { |
Sergunb | 0:8918a71cdbe9 | 267 | //Display link state |
Sergunb | 0:8918a71cdbe9 | 268 | TRACE_INFO("Link is down (%s)...\r\n", interface->name); |
Sergunb | 0:8918a71cdbe9 | 269 | } |
Sergunb | 0:8918a71cdbe9 | 270 | |
Sergunb | 0:8918a71cdbe9 | 271 | //Interface's current bandwidth |
Sergunb | 0:8918a71cdbe9 | 272 | MIB2_SET_GAUGE32(interface->mibIfEntry->ifSpeed, interface->linkSpeed); |
Sergunb | 0:8918a71cdbe9 | 273 | |
Sergunb | 0:8918a71cdbe9 | 274 | //The current operational state of the interface |
Sergunb | 0:8918a71cdbe9 | 275 | if(interface->linkState) |
Sergunb | 0:8918a71cdbe9 | 276 | MIB2_SET_INTEGER(interface->mibIfEntry->ifOperStatus, MIB2_IF_OPER_STATUS_UP); |
Sergunb | 0:8918a71cdbe9 | 277 | else |
Sergunb | 0:8918a71cdbe9 | 278 | MIB2_SET_INTEGER(interface->mibIfEntry->ifOperStatus, MIB2_IF_OPER_STATUS_DOWN); |
Sergunb | 0:8918a71cdbe9 | 279 | |
Sergunb | 0:8918a71cdbe9 | 280 | //The time at which the interface entered its current operational state |
Sergunb | 0:8918a71cdbe9 | 281 | MIB2_SET_TIME_TICKS(interface->mibIfEntry->ifLastChange, osGetSystemTime() / 10); |
Sergunb | 0:8918a71cdbe9 | 282 | |
Sergunb | 0:8918a71cdbe9 | 283 | #if (IPV4_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 284 | //Notify IPv4 of link state changes |
Sergunb | 0:8918a71cdbe9 | 285 | ipv4LinkChangeEvent(interface); |
Sergunb | 0:8918a71cdbe9 | 286 | #endif |
Sergunb | 0:8918a71cdbe9 | 287 | |
Sergunb | 0:8918a71cdbe9 | 288 | #if (IPV6_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 289 | //Notify IPv6 of link state changes |
Sergunb | 0:8918a71cdbe9 | 290 | ipv6LinkChangeEvent(interface); |
Sergunb | 0:8918a71cdbe9 | 291 | #endif |
Sergunb | 0:8918a71cdbe9 | 292 | |
Sergunb | 0:8918a71cdbe9 | 293 | #if (DNS_CLIENT_SUPPORT == ENABLED || MDNS_CLIENT_SUPPORT == ENABLED || \ |
Sergunb | 0:8918a71cdbe9 | 294 | NBNS_CLIENT_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 295 | //Flush DNS cache |
Sergunb | 0:8918a71cdbe9 | 296 | dnsFlushCache(interface); |
Sergunb | 0:8918a71cdbe9 | 297 | #endif |
Sergunb | 0:8918a71cdbe9 | 298 | |
Sergunb | 0:8918a71cdbe9 | 299 | #if (MDNS_RESPONDER_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 300 | //Perform probing and announcing |
Sergunb | 0:8918a71cdbe9 | 301 | mdnsResponderLinkChangeEvent(interface->mdnsResponderContext); |
Sergunb | 0:8918a71cdbe9 | 302 | #endif |
Sergunb | 0:8918a71cdbe9 | 303 | |
Sergunb | 0:8918a71cdbe9 | 304 | #if (DNS_SD_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 305 | //Perform probing and announcing |
Sergunb | 0:8918a71cdbe9 | 306 | dnsSdLinkChangeEvent(interface->dnsSdContext); |
Sergunb | 0:8918a71cdbe9 | 307 | #endif |
Sergunb | 0:8918a71cdbe9 | 308 | |
Sergunb | 0:8918a71cdbe9 | 309 | //Notify registered users of link state changes |
Sergunb | 0:8918a71cdbe9 | 310 | netInvokeLinkChangeCallback(interface, interface->linkState); |
Sergunb | 0:8918a71cdbe9 | 311 | |
Sergunb | 0:8918a71cdbe9 | 312 | //Loop through opened sockets |
Sergunb | 0:8918a71cdbe9 | 313 | for(i = 0; i < SOCKET_MAX_COUNT; i++) |
Sergunb | 0:8918a71cdbe9 | 314 | { |
Sergunb | 0:8918a71cdbe9 | 315 | //Point to the current socket |
Sergunb | 0:8918a71cdbe9 | 316 | socket = socketTable + i; |
Sergunb | 0:8918a71cdbe9 | 317 | |
Sergunb | 0:8918a71cdbe9 | 318 | #if (TCP_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 319 | //Connection-oriented socket? |
Sergunb | 0:8918a71cdbe9 | 320 | if(socket->type == SOCKET_TYPE_STREAM) |
Sergunb | 0:8918a71cdbe9 | 321 | { |
Sergunb | 0:8918a71cdbe9 | 322 | tcpUpdateEvents(socket); |
Sergunb | 0:8918a71cdbe9 | 323 | } |
Sergunb | 0:8918a71cdbe9 | 324 | #endif |
Sergunb | 0:8918a71cdbe9 | 325 | #if (UDP_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 326 | //Connectionless socket? |
Sergunb | 0:8918a71cdbe9 | 327 | if(socket->type == SOCKET_TYPE_DGRAM) |
Sergunb | 0:8918a71cdbe9 | 328 | { |
Sergunb | 0:8918a71cdbe9 | 329 | udpUpdateEvents(socket); |
Sergunb | 0:8918a71cdbe9 | 330 | } |
Sergunb | 0:8918a71cdbe9 | 331 | #endif |
Sergunb | 0:8918a71cdbe9 | 332 | #if (RAW_SOCKET_SUPPORT == ENABLED) |
Sergunb | 0:8918a71cdbe9 | 333 | //Raw socket? |
Sergunb | 0:8918a71cdbe9 | 334 | if(socket->type == SOCKET_TYPE_RAW_IP || |
Sergunb | 0:8918a71cdbe9 | 335 | socket->type == SOCKET_TYPE_RAW_ETH) |
Sergunb | 0:8918a71cdbe9 | 336 | { |
Sergunb | 0:8918a71cdbe9 | 337 | rawSocketUpdateEvents(socket); |
Sergunb | 0:8918a71cdbe9 | 338 | } |
Sergunb | 0:8918a71cdbe9 | 339 | #endif |
Sergunb | 0:8918a71cdbe9 | 340 | } |
Sergunb | 0:8918a71cdbe9 | 341 | |
Sergunb | 0:8918a71cdbe9 | 342 | //Disable interrupts |
Sergunb | 0:8918a71cdbe9 | 343 | interface->nicDriver->disableIrq(interface); |
Sergunb | 0:8918a71cdbe9 | 344 | } |
Sergunb | 0:8918a71cdbe9 | 345 |