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cyclone_tcp/core/net.h@0:8918a71cdbe9, 2017-02-04 (annotated)

Committer:
Sergunb
Date:
Sat Feb 04 18:15:49 2017 +0000
Revision:
0:8918a71cdbe9
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Sergunb 0:8918a71cdbe9 1 /**
Sergunb 0:8918a71cdbe9 2 * @file net.h
Sergunb 0:8918a71cdbe9 3 * @brief TCP/IP stack core
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 #ifndef _NET_H
Sergunb 0:8918a71cdbe9 30 #define _NET_H
Sergunb 0:8918a71cdbe9 31
Sergunb 0:8918a71cdbe9 32 //Forward declaration of NetInterface structure
Sergunb 0:8918a71cdbe9 33 struct _NetInterface;
Sergunb 0:8918a71cdbe9 34 #define NetInterface struct _NetInterface
Sergunb 0:8918a71cdbe9 35
Sergunb 0:8918a71cdbe9 36 //Dependencies
Sergunb 0:8918a71cdbe9 37 #include "os_port.h"
Sergunb 0:8918a71cdbe9 38 #include "net_config.h"
Sergunb 0:8918a71cdbe9 39 #include "core/net_legacy.h"
Sergunb 0:8918a71cdbe9 40 #include "core/net_mem.h"
Sergunb 0:8918a71cdbe9 41 #include "core/nic.h"
Sergunb 0:8918a71cdbe9 42 #include "core/ethernet.h"
Sergunb 0:8918a71cdbe9 43 #include "ipv4/ipv4.h"
Sergunb 0:8918a71cdbe9 44 #include "ipv4/ipv4_frag.h"
Sergunb 0:8918a71cdbe9 45 #include "ipv4/auto_ip.h"
Sergunb 0:8918a71cdbe9 46 #include "ipv6/ipv6.h"
Sergunb 0:8918a71cdbe9 47 #include "ipv4/arp.h"
Sergunb 0:8918a71cdbe9 48 #include "ipv6/ndp.h"
Sergunb 0:8918a71cdbe9 49 #include "ipv6/ndp_router_adv.h"
Sergunb 0:8918a71cdbe9 50 #include "ipv6/slaac.h"
Sergunb 0:8918a71cdbe9 51 #include "ppp/ppp.h"
Sergunb 0:8918a71cdbe9 52 #include "dhcp/dhcp_client.h"
Sergunb 0:8918a71cdbe9 53 #include "dhcp/dhcp_server.h"
Sergunb 0:8918a71cdbe9 54 #include "dhcpv6/dhcpv6_client.h"
Sergunb 0:8918a71cdbe9 55 #include "dns/dns_client.h"
Sergunb 0:8918a71cdbe9 56 #include "mdns/mdns_responder.h"
Sergunb 0:8918a71cdbe9 57 #include "mdns/mdns_common.h"
Sergunb 0:8918a71cdbe9 58 #include "dns_sd/dns_sd.h"
Sergunb 0:8918a71cdbe9 59 #include "mibs/mib2_module.h"
Sergunb 0:8918a71cdbe9 60 #include "cpu_endian.h"
Sergunb 0:8918a71cdbe9 61 #include "error.h"
Sergunb 0:8918a71cdbe9 62
Sergunb 0:8918a71cdbe9 63 //Version string
Sergunb 0:8918a71cdbe9 64 #define NET_VERSION_STRING "1.7.6"
Sergunb 0:8918a71cdbe9 65 //Major version
Sergunb 0:8918a71cdbe9 66 #define NET_MAJOR_VERSION 1
Sergunb 0:8918a71cdbe9 67 //Minor version
Sergunb 0:8918a71cdbe9 68 #define NET_MINOR_VERSION 7
Sergunb 0:8918a71cdbe9 69 //Revision number
Sergunb 0:8918a71cdbe9 70 #define NET_REV_NUMBER 6
Sergunb 0:8918a71cdbe9 71
Sergunb 0:8918a71cdbe9 72 //RTOS support
Sergunb 0:8918a71cdbe9 73 #ifndef NET_RTOS_SUPPORT
Sergunb 0:8918a71cdbe9 74 #define NET_RTOS_SUPPORT ENABLED
Sergunb 0:8918a71cdbe9 75 #elif (NET_RTOS_SUPPORT != ENABLED && NET_RTOS_SUPPORT != DISABLED)
Sergunb 0:8918a71cdbe9 76 #error NET_RTOS_SUPPORT parameter is not valid
Sergunb 0:8918a71cdbe9 77 #endif
Sergunb 0:8918a71cdbe9 78
Sergunb 0:8918a71cdbe9 79 //Number of network adapters
Sergunb 0:8918a71cdbe9 80 #ifndef NET_INTERFACE_COUNT
Sergunb 0:8918a71cdbe9 81 #define NET_INTERFACE_COUNT 1
Sergunb 0:8918a71cdbe9 82 #elif (NET_INTERFACE_COUNT < 1)
Sergunb 0:8918a71cdbe9 83 #error NET_INTERFACE_COUNT parameter is not valid
Sergunb 0:8918a71cdbe9 84 #endif
Sergunb 0:8918a71cdbe9 85
Sergunb 0:8918a71cdbe9 86 //Maximum number of callback functions that can be registered
Sergunb 0:8918a71cdbe9 87 //to monitor link changes
Sergunb 0:8918a71cdbe9 88 #ifndef NET_CALLBACK_TABLE_SIZE
Sergunb 0:8918a71cdbe9 89 #define NET_CALLBACK_TABLE_SIZE 6
Sergunb 0:8918a71cdbe9 90 #elif (NET_CALLBACK_TABLE_SIZE < 1)
Sergunb 0:8918a71cdbe9 91 #error NET_CALLBACK_TABLE_SIZE parameter is not valid
Sergunb 0:8918a71cdbe9 92 #endif
Sergunb 0:8918a71cdbe9 93
Sergunb 0:8918a71cdbe9 94 //Maximum length of interface name
Sergunb 0:8918a71cdbe9 95 #ifndef NET_MAX_IF_NAME_LEN
Sergunb 0:8918a71cdbe9 96 #define NET_MAX_IF_NAME_LEN 8
Sergunb 0:8918a71cdbe9 97 #elif (NET_MAX_IF_NAME_LEN < 1)
Sergunb 0:8918a71cdbe9 98 #error NET_MAX_IF_NAME_LEN parameter is not valid
Sergunb 0:8918a71cdbe9 99 #endif
Sergunb 0:8918a71cdbe9 100
Sergunb 0:8918a71cdbe9 101 //Maximum length of host name
Sergunb 0:8918a71cdbe9 102 #ifndef NET_MAX_HOSTNAME_LEN
Sergunb 0:8918a71cdbe9 103 #define NET_MAX_HOSTNAME_LEN 16
Sergunb 0:8918a71cdbe9 104 #elif (NET_MAX_HOSTNAME_LEN < 1)
Sergunb 0:8918a71cdbe9 105 #error NET_MAX_HOSTNAME_LEN parameter is not valid
Sergunb 0:8918a71cdbe9 106 #endif
Sergunb 0:8918a71cdbe9 107
Sergunb 0:8918a71cdbe9 108 //Maximum length of proxy server name
Sergunb 0:8918a71cdbe9 109 #ifndef NET_MAX_PROXY_NAME_LEN
Sergunb 0:8918a71cdbe9 110 #define NET_MAX_PROXY_NAME_LEN 16
Sergunb 0:8918a71cdbe9 111 #elif (NET_MAX_PROXY_NAME_LEN < 1)
Sergunb 0:8918a71cdbe9 112 #error NET_MAX_PROXY_NAME_LEN parameter is not valid
Sergunb 0:8918a71cdbe9 113 #endif
Sergunb 0:8918a71cdbe9 114
Sergunb 0:8918a71cdbe9 115 //OS resources are statically allocated at compile time
Sergunb 0:8918a71cdbe9 116 #ifndef NET_STATIC_OS_RESOURCES
Sergunb 0:8918a71cdbe9 117 #define NET_STATIC_OS_RESOURCES DISABLED
Sergunb 0:8918a71cdbe9 118 #elif (NET_STATIC_OS_RESOURCES != ENABLED && NET_STATIC_OS_RESOURCES != DISABLED)
Sergunb 0:8918a71cdbe9 119 #error NET_STATIC_OS_RESOURCES parameter is not valid
Sergunb 0:8918a71cdbe9 120 #endif
Sergunb 0:8918a71cdbe9 121
Sergunb 0:8918a71cdbe9 122 //Stack size required to run the TCP/IP task
Sergunb 0:8918a71cdbe9 123 #ifndef NET_TASK_STACK_SIZE
Sergunb 0:8918a71cdbe9 124 #define NET_TASK_STACK_SIZE 650
Sergunb 0:8918a71cdbe9 125 #elif (NET_TASK_STACK_SIZE < 1)
Sergunb 0:8918a71cdbe9 126 #error NET_TASK_STACK_SIZE parameter is not valid
Sergunb 0:8918a71cdbe9 127 #endif
Sergunb 0:8918a71cdbe9 128
Sergunb 0:8918a71cdbe9 129 //Priority at which the TCP/IP task should run
Sergunb 0:8918a71cdbe9 130 #ifndef NET_TASK_PRIORITY
Sergunb 0:8918a71cdbe9 131 #define NET_TASK_PRIORITY OS_TASK_PRIORITY_HIGH
Sergunb 0:8918a71cdbe9 132 #endif
Sergunb 0:8918a71cdbe9 133
Sergunb 0:8918a71cdbe9 134 //TCP/IP stack tick interval
Sergunb 0:8918a71cdbe9 135 #ifndef NET_TICK_INTERVAL
Sergunb 0:8918a71cdbe9 136 #define NET_TICK_INTERVAL 100
Sergunb 0:8918a71cdbe9 137 #elif (NET_TICK_INTERVAL < 10)
Sergunb 0:8918a71cdbe9 138 #error NET_TICK_INTERVAL parameter is not valid
Sergunb 0:8918a71cdbe9 139 #endif
Sergunb 0:8918a71cdbe9 140
Sergunb 0:8918a71cdbe9 141
Sergunb 0:8918a71cdbe9 142 /**
Sergunb 0:8918a71cdbe9 143 * @brief Structure describing a network interface
Sergunb 0:8918a71cdbe9 144 **/
Sergunb 0:8918a71cdbe9 145
Sergunb 0:8918a71cdbe9 146 struct _NetInterface
Sergunb 0:8918a71cdbe9 147 {
Sergunb 0:8918a71cdbe9 148 uint32_t id; ///<A unique number identifying the interface
Sergunb 0:8918a71cdbe9 149 Eui64 eui64; ///<EUI-64 interface identifier
Sergunb 0:8918a71cdbe9 150 char_t name[NET_MAX_IF_NAME_LEN + 1]; ///<A unique name identifying the interface
Sergunb 0:8918a71cdbe9 151 char_t hostname[NET_MAX_HOSTNAME_LEN + 1]; ///<Host name
Sergunb 0:8918a71cdbe9 152 char_t proxyName[NET_MAX_PROXY_NAME_LEN + 1]; ///<Proxy server name
Sergunb 0:8918a71cdbe9 153 uint16_t proxyPort; ///<Proxy server port
Sergunb 0:8918a71cdbe9 154 const NicDriver *nicDriver; ///<NIC driver
Sergunb 0:8918a71cdbe9 155 const PhyDriver *phyDriver; ///<PHY driver
Sergunb 0:8918a71cdbe9 156 uint8_t phyAddr; ///<PHY address
Sergunb 0:8918a71cdbe9 157 const SpiDriver *spiDriver; ///<Underlying SPI driver
Sergunb 0:8918a71cdbe9 158 const UartDriver *uartDriver; ///<Underlying UART driver
Sergunb 0:8918a71cdbe9 159 const ExtIntDriver *extIntDriver; ///<External interrupt line driver
Sergunb 0:8918a71cdbe9 160 uint8_t nicContext[NIC_CONTEXT_SIZE]; ///<Driver specific context
Sergunb 0:8918a71cdbe9 161 OsEvent nicTxEvent; ///<Network controller TX event
Sergunb 0:8918a71cdbe9 162 bool_t nicEvent; ///<A NIC event is pending
Sergunb 0:8918a71cdbe9 163 bool_t phyEvent; ///<A PHY event is pending
Sergunb 0:8918a71cdbe9 164 bool_t linkState; ///<Link state
Sergunb 0:8918a71cdbe9 165 uint32_t linkSpeed; ///<Link speed
Sergunb 0:8918a71cdbe9 166 NicDuplexMode duplexMode; ///<Duplex mode
Sergunb 0:8918a71cdbe9 167 bool_t configured; ///<Configuration done
Sergunb 0:8918a71cdbe9 168
Sergunb 0:8918a71cdbe9 169 #if (ETH_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 170 MacAddr macAddr; ///<Link-layer address
Sergunb 0:8918a71cdbe9 171 MacFilterEntry macMulticastFilter[MAC_MULTICAST_FILTER_SIZE]; ///<Multicast MAC filter
Sergunb 0:8918a71cdbe9 172 #endif
Sergunb 0:8918a71cdbe9 173
Sergunb 0:8918a71cdbe9 174 #if (IPV4_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 175 Ipv4Context ipv4Context; ///<IPv4 context
Sergunb 0:8918a71cdbe9 176 ArpCacheEntry arpCache[ARP_CACHE_SIZE]; ///<ARP cache
Sergunb 0:8918a71cdbe9 177 #if (IGMP_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 178 systime_t igmpv1RouterPresentTimer; ///<IGMPv1 router present timer
Sergunb 0:8918a71cdbe9 179 bool_t igmpv1RouterPresent; ///<An IGMPv1 query has been recently heard
Sergunb 0:8918a71cdbe9 180 #endif
Sergunb 0:8918a71cdbe9 181 #if (AUTO_IP_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 182 AutoIpContext *autoIpContext; ///<Auto-IP context
Sergunb 0:8918a71cdbe9 183 #endif
Sergunb 0:8918a71cdbe9 184 #if (DHCP_CLIENT_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 185 DhcpClientContext *dhcpClientContext; ///<DHCP client context
Sergunb 0:8918a71cdbe9 186 #endif
Sergunb 0:8918a71cdbe9 187 #if (DHCP_SERVER_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 188 DhcpServerContext *dhcpServerContext; ///<DHCP server context
Sergunb 0:8918a71cdbe9 189 #endif
Sergunb 0:8918a71cdbe9 190 #endif
Sergunb 0:8918a71cdbe9 191
Sergunb 0:8918a71cdbe9 192 #if (IPV6_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 193 Ipv6Context ipv6Context; ///<IPv6 context
Sergunb 0:8918a71cdbe9 194 #if (NDP_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 195 NdpContext ndpContext; ///<NDP context
Sergunb 0:8918a71cdbe9 196 #endif
Sergunb 0:8918a71cdbe9 197 #if (NDP_ROUTER_ADV_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 198 NdpRouterAdvContext *ndpRouterAdvContext; ///<RA service context
Sergunb 0:8918a71cdbe9 199 #endif
Sergunb 0:8918a71cdbe9 200 #if (SLAAC_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 201 SlaacContext *slaacContext; ///<SLAAC context
Sergunb 0:8918a71cdbe9 202 #endif
Sergunb 0:8918a71cdbe9 203 #if (DHCPV6_CLIENT_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 204 Dhcpv6ClientContext *dhcpv6ClientContext; ///<DHCPv6 client context
Sergunb 0:8918a71cdbe9 205 #endif
Sergunb 0:8918a71cdbe9 206 #endif
Sergunb 0:8918a71cdbe9 207
Sergunb 0:8918a71cdbe9 208 #if (MDNS_RESPONDER_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 209 MdnsResponderContext *mdnsResponderContext; ///<mDNS responder context
Sergunb 0:8918a71cdbe9 210 #endif
Sergunb 0:8918a71cdbe9 211
Sergunb 0:8918a71cdbe9 212 #if (DNS_SD_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 213 DnsSdContext *dnsSdContext; ///DNS-SD context
Sergunb 0:8918a71cdbe9 214 #endif
Sergunb 0:8918a71cdbe9 215
Sergunb 0:8918a71cdbe9 216 #if (PPP_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 217 PppContext *pppContext; ///<PPP context
Sergunb 0:8918a71cdbe9 218 #endif
Sergunb 0:8918a71cdbe9 219
Sergunb 0:8918a71cdbe9 220 #if (MIB2_SUPPORT == ENABLED)
Sergunb 0:8918a71cdbe9 221 Mib2IfEntry *mibIfEntry;
Sergunb 0:8918a71cdbe9 222 #endif
Sergunb 0:8918a71cdbe9 223 };
Sergunb 0:8918a71cdbe9 224
Sergunb 0:8918a71cdbe9 225
Sergunb 0:8918a71cdbe9 226 /**
Sergunb 0:8918a71cdbe9 227 * @brief Link change callback
Sergunb 0:8918a71cdbe9 228 **/
Sergunb 0:8918a71cdbe9 229
Sergunb 0:8918a71cdbe9 230 typedef void (*LinkChangeCallback)(NetInterface *interface, bool_t linkState, void *params);
Sergunb 0:8918a71cdbe9 231
Sergunb 0:8918a71cdbe9 232
Sergunb 0:8918a71cdbe9 233 /**
Sergunb 0:8918a71cdbe9 234 * @brief Entry describing a user callback
Sergunb 0:8918a71cdbe9 235 **/
Sergunb 0:8918a71cdbe9 236
Sergunb 0:8918a71cdbe9 237 typedef struct
Sergunb 0:8918a71cdbe9 238 {
Sergunb 0:8918a71cdbe9 239 NetInterface *interface;
Sergunb 0:8918a71cdbe9 240 LinkChangeCallback callback;
Sergunb 0:8918a71cdbe9 241 void *params;
Sergunb 0:8918a71cdbe9 242 } LinkChangeCallbackDesc;
Sergunb 0:8918a71cdbe9 243
Sergunb 0:8918a71cdbe9 244
Sergunb 0:8918a71cdbe9 245 //Global variables
Sergunb 0:8918a71cdbe9 246 extern OsTask *netTaskHandle;
Sergunb 0:8918a71cdbe9 247 extern OsMutex netMutex;
Sergunb 0:8918a71cdbe9 248 extern OsEvent netEvent;
Sergunb 0:8918a71cdbe9 249 extern NetInterface netInterface[NET_INTERFACE_COUNT];
Sergunb 0:8918a71cdbe9 250
Sergunb 0:8918a71cdbe9 251 //TCP/IP stack related functions
Sergunb 0:8918a71cdbe9 252 error_t netInit(void);
Sergunb 0:8918a71cdbe9 253
Sergunb 0:8918a71cdbe9 254 error_t netSetMacAddr(NetInterface *interface, const MacAddr *macAddr);
Sergunb 0:8918a71cdbe9 255 error_t netGetMacAddr(NetInterface *interface, MacAddr *macAddr);
Sergunb 0:8918a71cdbe9 256
Sergunb 0:8918a71cdbe9 257 error_t netSetEui64(NetInterface *interface, const Eui64 *eui64);
Sergunb 0:8918a71cdbe9 258 error_t netGetEui64(NetInterface *interface, Eui64 *eui64);
Sergunb 0:8918a71cdbe9 259
Sergunb 0:8918a71cdbe9 260 error_t netSetInterfaceId(NetInterface *interface, uint32_t id);
Sergunb 0:8918a71cdbe9 261 error_t netSetInterfaceName(NetInterface *interface, const char_t *name);
Sergunb 0:8918a71cdbe9 262 error_t netSetHostname(NetInterface *interface, const char_t *name);
Sergunb 0:8918a71cdbe9 263 error_t netSetProxy(NetInterface *interface, const char_t *name, uint16_t port);
Sergunb 0:8918a71cdbe9 264
Sergunb 0:8918a71cdbe9 265 error_t netSetDriver(NetInterface *interface, const NicDriver *driver);
Sergunb 0:8918a71cdbe9 266
Sergunb 0:8918a71cdbe9 267 error_t netSetPhyDriver(NetInterface *interface, const PhyDriver *driver);
Sergunb 0:8918a71cdbe9 268 error_t netSetPhyAddr(NetInterface *interface, uint8_t phyAddr);
Sergunb 0:8918a71cdbe9 269
Sergunb 0:8918a71cdbe9 270 error_t netSetSpiDriver(NetInterface *interface, const SpiDriver *driver);
Sergunb 0:8918a71cdbe9 271 error_t netSetUartDriver(NetInterface *interface, const UartDriver *driver);
Sergunb 0:8918a71cdbe9 272 error_t netSetExtIntDriver(NetInterface *interface, const ExtIntDriver *driver);
Sergunb 0:8918a71cdbe9 273
Sergunb 0:8918a71cdbe9 274 error_t netSetLinkState(NetInterface *interface, NicLinkState linkState);
Sergunb 0:8918a71cdbe9 275 bool_t netGetLinkState(NetInterface *interface);
Sergunb 0:8918a71cdbe9 276
Sergunb 0:8918a71cdbe9 277 error_t netConfigInterface(NetInterface *interface);
Sergunb 0:8918a71cdbe9 278
Sergunb 0:8918a71cdbe9 279 void netTask(void);
Sergunb 0:8918a71cdbe9 280 void netTick(void);
Sergunb 0:8918a71cdbe9 281
Sergunb 0:8918a71cdbe9 282 NetInterface *netGetDefaultInterface(void);
Sergunb 0:8918a71cdbe9 283
Sergunb 0:8918a71cdbe9 284 error_t netInitRand(uint32_t seed);
Sergunb 0:8918a71cdbe9 285 uint32_t netGetRand(void);
Sergunb 0:8918a71cdbe9 286 int32_t netGetRandRange(int32_t min, int32_t max);
Sergunb 0:8918a71cdbe9 287
Sergunb 0:8918a71cdbe9 288 error_t netAttachLinkChangeCallback(NetInterface *interface,
Sergunb 0:8918a71cdbe9 289 LinkChangeCallback callback, void *params, uint_t *cookie);
Sergunb 0:8918a71cdbe9 290
Sergunb 0:8918a71cdbe9 291 error_t netDetachLinkChangeCallback(uint_t cookie);
Sergunb 0:8918a71cdbe9 292
Sergunb 0:8918a71cdbe9 293 void netInvokeLinkChangeCallback(NetInterface *interface, bool_t linkState);
Sergunb 0:8918a71cdbe9 294
Sergunb 0:8918a71cdbe9 295 #endif
Sergunb 0:8918a71cdbe9 296