Ethernet for Nucleo and Disco board STM32F746 works with gcc and arm. IAC is untested
Dependents: STM32F746_iothub_client_sample_mqtt DISCO-F746NG_Ethernet Nucleo_F746ZG_Ethernet thethingsiO-DISCO_F746NG-mqtt ... more
lwip/core/netif.c@0:d26c1b55cfca, 2016-06-19 (annotated)
- Committer:
- DieterGraef
- Date:
- Sun Jun 19 16:23:40 2016 +0000
- Revision:
- 0:d26c1b55cfca
Ethernet Library for Nucleo stm32f746ZG and Disco stm32f746NG works under arm and gcc environment
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
DieterGraef | 0:d26c1b55cfca | 1 | /** |
DieterGraef | 0:d26c1b55cfca | 2 | * @file |
DieterGraef | 0:d26c1b55cfca | 3 | * lwIP network interface abstraction |
DieterGraef | 0:d26c1b55cfca | 4 | * |
DieterGraef | 0:d26c1b55cfca | 5 | */ |
DieterGraef | 0:d26c1b55cfca | 6 | |
DieterGraef | 0:d26c1b55cfca | 7 | /* |
DieterGraef | 0:d26c1b55cfca | 8 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
DieterGraef | 0:d26c1b55cfca | 9 | * All rights reserved. |
DieterGraef | 0:d26c1b55cfca | 10 | * |
DieterGraef | 0:d26c1b55cfca | 11 | * Redistribution and use in source and binary forms, with or without modification, |
DieterGraef | 0:d26c1b55cfca | 12 | * are permitted provided that the following conditions are met: |
DieterGraef | 0:d26c1b55cfca | 13 | * |
DieterGraef | 0:d26c1b55cfca | 14 | * 1. Redistributions of source code must retain the above copyright notice, |
DieterGraef | 0:d26c1b55cfca | 15 | * this list of conditions and the following disclaimer. |
DieterGraef | 0:d26c1b55cfca | 16 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
DieterGraef | 0:d26c1b55cfca | 17 | * this list of conditions and the following disclaimer in the documentation |
DieterGraef | 0:d26c1b55cfca | 18 | * and/or other materials provided with the distribution. |
DieterGraef | 0:d26c1b55cfca | 19 | * 3. The name of the author may not be used to endorse or promote products |
DieterGraef | 0:d26c1b55cfca | 20 | * derived from this software without specific prior written permission. |
DieterGraef | 0:d26c1b55cfca | 21 | * |
DieterGraef | 0:d26c1b55cfca | 22 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
DieterGraef | 0:d26c1b55cfca | 23 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
DieterGraef | 0:d26c1b55cfca | 24 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
DieterGraef | 0:d26c1b55cfca | 25 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
DieterGraef | 0:d26c1b55cfca | 26 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
DieterGraef | 0:d26c1b55cfca | 27 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
DieterGraef | 0:d26c1b55cfca | 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
DieterGraef | 0:d26c1b55cfca | 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
DieterGraef | 0:d26c1b55cfca | 30 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
DieterGraef | 0:d26c1b55cfca | 31 | * OF SUCH DAMAGE. |
DieterGraef | 0:d26c1b55cfca | 32 | * |
DieterGraef | 0:d26c1b55cfca | 33 | * This file is part of the lwIP TCP/IP stack. |
DieterGraef | 0:d26c1b55cfca | 34 | * |
DieterGraef | 0:d26c1b55cfca | 35 | * Author: Adam Dunkels <adam@sics.se> |
DieterGraef | 0:d26c1b55cfca | 36 | * |
DieterGraef | 0:d26c1b55cfca | 37 | */ |
DieterGraef | 0:d26c1b55cfca | 38 | |
DieterGraef | 0:d26c1b55cfca | 39 | #include "lwip/opt.h" |
DieterGraef | 0:d26c1b55cfca | 40 | |
DieterGraef | 0:d26c1b55cfca | 41 | #include "lwip/def.h" |
DieterGraef | 0:d26c1b55cfca | 42 | #include "lwip/ip_addr.h" |
DieterGraef | 0:d26c1b55cfca | 43 | #include "lwip/netif.h" |
DieterGraef | 0:d26c1b55cfca | 44 | #include "lwip/tcp_impl.h" |
DieterGraef | 0:d26c1b55cfca | 45 | #include "lwip/snmp.h" |
DieterGraef | 0:d26c1b55cfca | 46 | #include "lwip/igmp.h" |
DieterGraef | 0:d26c1b55cfca | 47 | #include "netif/etharp.h" |
DieterGraef | 0:d26c1b55cfca | 48 | #include "lwip/stats.h" |
DieterGraef | 0:d26c1b55cfca | 49 | #if ENABLE_LOOPBACK |
DieterGraef | 0:d26c1b55cfca | 50 | #include "lwip/sys.h" |
DieterGraef | 0:d26c1b55cfca | 51 | #if LWIP_NETIF_LOOPBACK_MULTITHREADING |
DieterGraef | 0:d26c1b55cfca | 52 | #include "lwip/tcpip.h" |
DieterGraef | 0:d26c1b55cfca | 53 | #endif /* LWIP_NETIF_LOOPBACK_MULTITHREADING */ |
DieterGraef | 0:d26c1b55cfca | 54 | #endif /* ENABLE_LOOPBACK */ |
DieterGraef | 0:d26c1b55cfca | 55 | |
DieterGraef | 0:d26c1b55cfca | 56 | #if LWIP_AUTOIP |
DieterGraef | 0:d26c1b55cfca | 57 | #include "lwip/autoip.h" |
DieterGraef | 0:d26c1b55cfca | 58 | #endif /* LWIP_AUTOIP */ |
DieterGraef | 0:d26c1b55cfca | 59 | #if LWIP_DHCP |
DieterGraef | 0:d26c1b55cfca | 60 | #include "lwip/dhcp.h" |
DieterGraef | 0:d26c1b55cfca | 61 | #endif /* LWIP_DHCP */ |
DieterGraef | 0:d26c1b55cfca | 62 | |
DieterGraef | 0:d26c1b55cfca | 63 | #if LWIP_NETIF_STATUS_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 64 | #define NETIF_STATUS_CALLBACK(n) do{ if (n->status_callback) { (n->status_callback)(n); }}while(0) |
DieterGraef | 0:d26c1b55cfca | 65 | #else |
DieterGraef | 0:d26c1b55cfca | 66 | #define NETIF_STATUS_CALLBACK(n) |
DieterGraef | 0:d26c1b55cfca | 67 | #endif /* LWIP_NETIF_STATUS_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 68 | |
DieterGraef | 0:d26c1b55cfca | 69 | #if LWIP_NETIF_LINK_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 70 | #define NETIF_LINK_CALLBACK(n) do{ if (n->link_callback) { (n->link_callback)(n); }}while(0) |
DieterGraef | 0:d26c1b55cfca | 71 | #else |
DieterGraef | 0:d26c1b55cfca | 72 | #define NETIF_LINK_CALLBACK(n) |
DieterGraef | 0:d26c1b55cfca | 73 | #endif /* LWIP_NETIF_LINK_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 74 | |
DieterGraef | 0:d26c1b55cfca | 75 | struct netif *netif_list; |
DieterGraef | 0:d26c1b55cfca | 76 | struct netif *netif_default; |
DieterGraef | 0:d26c1b55cfca | 77 | |
DieterGraef | 0:d26c1b55cfca | 78 | static u8_t netif_num; |
DieterGraef | 0:d26c1b55cfca | 79 | |
DieterGraef | 0:d26c1b55cfca | 80 | #if LWIP_HAVE_LOOPIF |
DieterGraef | 0:d26c1b55cfca | 81 | static struct netif loop_netif; |
DieterGraef | 0:d26c1b55cfca | 82 | |
DieterGraef | 0:d26c1b55cfca | 83 | /** |
DieterGraef | 0:d26c1b55cfca | 84 | * Initialize a lwip network interface structure for a loopback interface |
DieterGraef | 0:d26c1b55cfca | 85 | * |
DieterGraef | 0:d26c1b55cfca | 86 | * @param netif the lwip network interface structure for this loopif |
DieterGraef | 0:d26c1b55cfca | 87 | * @return ERR_OK if the loopif is initialized |
DieterGraef | 0:d26c1b55cfca | 88 | * ERR_MEM if private data couldn't be allocated |
DieterGraef | 0:d26c1b55cfca | 89 | */ |
DieterGraef | 0:d26c1b55cfca | 90 | static err_t |
DieterGraef | 0:d26c1b55cfca | 91 | netif_loopif_init(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 92 | { |
DieterGraef | 0:d26c1b55cfca | 93 | /* initialize the snmp variables and counters inside the struct netif |
DieterGraef | 0:d26c1b55cfca | 94 | * ifSpeed: no assumption can be made! |
DieterGraef | 0:d26c1b55cfca | 95 | */ |
DieterGraef | 0:d26c1b55cfca | 96 | NETIF_INIT_SNMP(netif, snmp_ifType_softwareLoopback, 0); |
DieterGraef | 0:d26c1b55cfca | 97 | |
DieterGraef | 0:d26c1b55cfca | 98 | netif->name[0] = 'l'; |
DieterGraef | 0:d26c1b55cfca | 99 | netif->name[1] = 'o'; |
DieterGraef | 0:d26c1b55cfca | 100 | netif->output = netif_loop_output; |
DieterGraef | 0:d26c1b55cfca | 101 | return ERR_OK; |
DieterGraef | 0:d26c1b55cfca | 102 | } |
DieterGraef | 0:d26c1b55cfca | 103 | #endif /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 104 | |
DieterGraef | 0:d26c1b55cfca | 105 | void |
DieterGraef | 0:d26c1b55cfca | 106 | netif_init(void) |
DieterGraef | 0:d26c1b55cfca | 107 | { |
DieterGraef | 0:d26c1b55cfca | 108 | #if LWIP_HAVE_LOOPIF |
DieterGraef | 0:d26c1b55cfca | 109 | ip_addr_t loop_ipaddr, loop_netmask, loop_gw; |
DieterGraef | 0:d26c1b55cfca | 110 | IP4_ADDR(&loop_gw, 127,0,0,1); |
DieterGraef | 0:d26c1b55cfca | 111 | IP4_ADDR(&loop_ipaddr, 127,0,0,1); |
DieterGraef | 0:d26c1b55cfca | 112 | IP4_ADDR(&loop_netmask, 255,0,0,0); |
DieterGraef | 0:d26c1b55cfca | 113 | |
DieterGraef | 0:d26c1b55cfca | 114 | #if NO_SYS |
DieterGraef | 0:d26c1b55cfca | 115 | netif_add(&loop_netif, &loop_ipaddr, &loop_netmask, &loop_gw, NULL, netif_loopif_init, ip_input); |
DieterGraef | 0:d26c1b55cfca | 116 | #else /* NO_SYS */ |
DieterGraef | 0:d26c1b55cfca | 117 | netif_add(&loop_netif, &loop_ipaddr, &loop_netmask, &loop_gw, NULL, netif_loopif_init, tcpip_input); |
DieterGraef | 0:d26c1b55cfca | 118 | #endif /* NO_SYS */ |
DieterGraef | 0:d26c1b55cfca | 119 | netif_set_up(&loop_netif); |
DieterGraef | 0:d26c1b55cfca | 120 | |
DieterGraef | 0:d26c1b55cfca | 121 | #endif /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 122 | } |
DieterGraef | 0:d26c1b55cfca | 123 | |
DieterGraef | 0:d26c1b55cfca | 124 | /** |
DieterGraef | 0:d26c1b55cfca | 125 | * Add a network interface to the list of lwIP netifs. |
DieterGraef | 0:d26c1b55cfca | 126 | * |
DieterGraef | 0:d26c1b55cfca | 127 | * @param netif a pre-allocated netif structure |
DieterGraef | 0:d26c1b55cfca | 128 | * @param ipaddr IP address for the new netif |
DieterGraef | 0:d26c1b55cfca | 129 | * @param netmask network mask for the new netif |
DieterGraef | 0:d26c1b55cfca | 130 | * @param gw default gateway IP address for the new netif |
DieterGraef | 0:d26c1b55cfca | 131 | * @param state opaque data passed to the new netif |
DieterGraef | 0:d26c1b55cfca | 132 | * @param init callback function that initializes the interface |
DieterGraef | 0:d26c1b55cfca | 133 | * @param input callback function that is called to pass |
DieterGraef | 0:d26c1b55cfca | 134 | * ingress packets up in the protocol layer stack. |
DieterGraef | 0:d26c1b55cfca | 135 | * |
DieterGraef | 0:d26c1b55cfca | 136 | * @return netif, or NULL if failed. |
DieterGraef | 0:d26c1b55cfca | 137 | */ |
DieterGraef | 0:d26c1b55cfca | 138 | struct netif * |
DieterGraef | 0:d26c1b55cfca | 139 | netif_add(struct netif *netif, ip_addr_t *ipaddr, ip_addr_t *netmask, |
DieterGraef | 0:d26c1b55cfca | 140 | ip_addr_t *gw, void *state, netif_init_fn init, netif_input_fn input) |
DieterGraef | 0:d26c1b55cfca | 141 | { |
DieterGraef | 0:d26c1b55cfca | 142 | |
DieterGraef | 0:d26c1b55cfca | 143 | LWIP_ASSERT("No init function given", init != NULL); |
DieterGraef | 0:d26c1b55cfca | 144 | |
DieterGraef | 0:d26c1b55cfca | 145 | /* reset new interface configuration state */ |
DieterGraef | 0:d26c1b55cfca | 146 | ip_addr_set_zero(&netif->ip_addr); |
DieterGraef | 0:d26c1b55cfca | 147 | ip_addr_set_zero(&netif->netmask); |
DieterGraef | 0:d26c1b55cfca | 148 | ip_addr_set_zero(&netif->gw); |
DieterGraef | 0:d26c1b55cfca | 149 | netif->flags = 0; |
DieterGraef | 0:d26c1b55cfca | 150 | #if LWIP_DHCP |
DieterGraef | 0:d26c1b55cfca | 151 | /* netif not under DHCP control by default */ |
DieterGraef | 0:d26c1b55cfca | 152 | netif->dhcp = NULL; |
DieterGraef | 0:d26c1b55cfca | 153 | #endif /* LWIP_DHCP */ |
DieterGraef | 0:d26c1b55cfca | 154 | #if LWIP_AUTOIP |
DieterGraef | 0:d26c1b55cfca | 155 | /* netif not under AutoIP control by default */ |
DieterGraef | 0:d26c1b55cfca | 156 | netif->autoip = NULL; |
DieterGraef | 0:d26c1b55cfca | 157 | #endif /* LWIP_AUTOIP */ |
DieterGraef | 0:d26c1b55cfca | 158 | #if LWIP_NETIF_STATUS_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 159 | netif->status_callback = NULL; |
DieterGraef | 0:d26c1b55cfca | 160 | #endif /* LWIP_NETIF_STATUS_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 161 | #if LWIP_NETIF_LINK_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 162 | netif->link_callback = NULL; |
DieterGraef | 0:d26c1b55cfca | 163 | #endif /* LWIP_NETIF_LINK_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 164 | #if LWIP_IGMP |
DieterGraef | 0:d26c1b55cfca | 165 | netif->igmp_mac_filter = NULL; |
DieterGraef | 0:d26c1b55cfca | 166 | #endif /* LWIP_IGMP */ |
DieterGraef | 0:d26c1b55cfca | 167 | #if ENABLE_LOOPBACK |
DieterGraef | 0:d26c1b55cfca | 168 | netif->loop_first = NULL; |
DieterGraef | 0:d26c1b55cfca | 169 | netif->loop_last = NULL; |
DieterGraef | 0:d26c1b55cfca | 170 | #endif /* ENABLE_LOOPBACK */ |
DieterGraef | 0:d26c1b55cfca | 171 | |
DieterGraef | 0:d26c1b55cfca | 172 | /* remember netif specific state information data */ |
DieterGraef | 0:d26c1b55cfca | 173 | netif->state = state; |
DieterGraef | 0:d26c1b55cfca | 174 | netif->num = netif_num++; |
DieterGraef | 0:d26c1b55cfca | 175 | netif->input = input; |
DieterGraef | 0:d26c1b55cfca | 176 | NETIF_SET_HWADDRHINT(netif, NULL); |
DieterGraef | 0:d26c1b55cfca | 177 | #if ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS |
DieterGraef | 0:d26c1b55cfca | 178 | netif->loop_cnt_current = 0; |
DieterGraef | 0:d26c1b55cfca | 179 | #endif /* ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS */ |
DieterGraef | 0:d26c1b55cfca | 180 | |
DieterGraef | 0:d26c1b55cfca | 181 | netif_set_addr(netif, ipaddr, netmask, gw); |
DieterGraef | 0:d26c1b55cfca | 182 | |
DieterGraef | 0:d26c1b55cfca | 183 | /* call user specified initialization function for netif */ |
DieterGraef | 0:d26c1b55cfca | 184 | if (init(netif) != ERR_OK) { |
DieterGraef | 0:d26c1b55cfca | 185 | return NULL; |
DieterGraef | 0:d26c1b55cfca | 186 | } |
DieterGraef | 0:d26c1b55cfca | 187 | |
DieterGraef | 0:d26c1b55cfca | 188 | /* add this netif to the list */ |
DieterGraef | 0:d26c1b55cfca | 189 | netif->next = netif_list; |
DieterGraef | 0:d26c1b55cfca | 190 | netif_list = netif; |
DieterGraef | 0:d26c1b55cfca | 191 | snmp_inc_iflist(); |
DieterGraef | 0:d26c1b55cfca | 192 | |
DieterGraef | 0:d26c1b55cfca | 193 | #if LWIP_IGMP |
DieterGraef | 0:d26c1b55cfca | 194 | /* start IGMP processing */ |
DieterGraef | 0:d26c1b55cfca | 195 | if (netif->flags & NETIF_FLAG_IGMP) { |
DieterGraef | 0:d26c1b55cfca | 196 | igmp_start(netif); |
DieterGraef | 0:d26c1b55cfca | 197 | } |
DieterGraef | 0:d26c1b55cfca | 198 | #endif /* LWIP_IGMP */ |
DieterGraef | 0:d26c1b55cfca | 199 | |
DieterGraef | 0:d26c1b55cfca | 200 | LWIP_DEBUGF(NETIF_DEBUG, ("netif: added interface %c%c IP addr ", |
DieterGraef | 0:d26c1b55cfca | 201 | netif->name[0], netif->name[1])); |
DieterGraef | 0:d26c1b55cfca | 202 | ip_addr_debug_print(NETIF_DEBUG, ipaddr); |
DieterGraef | 0:d26c1b55cfca | 203 | LWIP_DEBUGF(NETIF_DEBUG, (" netmask ")); |
DieterGraef | 0:d26c1b55cfca | 204 | ip_addr_debug_print(NETIF_DEBUG, netmask); |
DieterGraef | 0:d26c1b55cfca | 205 | LWIP_DEBUGF(NETIF_DEBUG, (" gw ")); |
DieterGraef | 0:d26c1b55cfca | 206 | ip_addr_debug_print(NETIF_DEBUG, gw); |
DieterGraef | 0:d26c1b55cfca | 207 | LWIP_DEBUGF(NETIF_DEBUG, ("\n")); |
DieterGraef | 0:d26c1b55cfca | 208 | return netif; |
DieterGraef | 0:d26c1b55cfca | 209 | } |
DieterGraef | 0:d26c1b55cfca | 210 | |
DieterGraef | 0:d26c1b55cfca | 211 | /** |
DieterGraef | 0:d26c1b55cfca | 212 | * Change IP address configuration for a network interface (including netmask |
DieterGraef | 0:d26c1b55cfca | 213 | * and default gateway). |
DieterGraef | 0:d26c1b55cfca | 214 | * |
DieterGraef | 0:d26c1b55cfca | 215 | * @param netif the network interface to change |
DieterGraef | 0:d26c1b55cfca | 216 | * @param ipaddr the new IP address |
DieterGraef | 0:d26c1b55cfca | 217 | * @param netmask the new netmask |
DieterGraef | 0:d26c1b55cfca | 218 | * @param gw the new default gateway |
DieterGraef | 0:d26c1b55cfca | 219 | */ |
DieterGraef | 0:d26c1b55cfca | 220 | void |
DieterGraef | 0:d26c1b55cfca | 221 | netif_set_addr(struct netif *netif, ip_addr_t *ipaddr, ip_addr_t *netmask, |
DieterGraef | 0:d26c1b55cfca | 222 | ip_addr_t *gw) |
DieterGraef | 0:d26c1b55cfca | 223 | { |
DieterGraef | 0:d26c1b55cfca | 224 | netif_set_ipaddr(netif, ipaddr); |
DieterGraef | 0:d26c1b55cfca | 225 | netif_set_netmask(netif, netmask); |
DieterGraef | 0:d26c1b55cfca | 226 | netif_set_gw(netif, gw); |
DieterGraef | 0:d26c1b55cfca | 227 | } |
DieterGraef | 0:d26c1b55cfca | 228 | |
DieterGraef | 0:d26c1b55cfca | 229 | /** |
DieterGraef | 0:d26c1b55cfca | 230 | * Remove a network interface from the list of lwIP netifs. |
DieterGraef | 0:d26c1b55cfca | 231 | * |
DieterGraef | 0:d26c1b55cfca | 232 | * @param netif the network interface to remove |
DieterGraef | 0:d26c1b55cfca | 233 | */ |
DieterGraef | 0:d26c1b55cfca | 234 | void |
DieterGraef | 0:d26c1b55cfca | 235 | netif_remove(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 236 | { |
DieterGraef | 0:d26c1b55cfca | 237 | if (netif == NULL) { |
DieterGraef | 0:d26c1b55cfca | 238 | return; |
DieterGraef | 0:d26c1b55cfca | 239 | } |
DieterGraef | 0:d26c1b55cfca | 240 | |
DieterGraef | 0:d26c1b55cfca | 241 | #if LWIP_IGMP |
DieterGraef | 0:d26c1b55cfca | 242 | /* stop IGMP processing */ |
DieterGraef | 0:d26c1b55cfca | 243 | if (netif->flags & NETIF_FLAG_IGMP) { |
DieterGraef | 0:d26c1b55cfca | 244 | igmp_stop(netif); |
DieterGraef | 0:d26c1b55cfca | 245 | } |
DieterGraef | 0:d26c1b55cfca | 246 | #endif /* LWIP_IGMP */ |
DieterGraef | 0:d26c1b55cfca | 247 | if (netif_is_up(netif)) { |
DieterGraef | 0:d26c1b55cfca | 248 | /* set netif down before removing (call callback function) */ |
DieterGraef | 0:d26c1b55cfca | 249 | netif_set_down(netif); |
DieterGraef | 0:d26c1b55cfca | 250 | } |
DieterGraef | 0:d26c1b55cfca | 251 | |
DieterGraef | 0:d26c1b55cfca | 252 | snmp_delete_ipaddridx_tree(netif); |
DieterGraef | 0:d26c1b55cfca | 253 | |
DieterGraef | 0:d26c1b55cfca | 254 | /* is it the first netif? */ |
DieterGraef | 0:d26c1b55cfca | 255 | if (netif_list == netif) { |
DieterGraef | 0:d26c1b55cfca | 256 | netif_list = netif->next; |
DieterGraef | 0:d26c1b55cfca | 257 | } else { |
DieterGraef | 0:d26c1b55cfca | 258 | /* look for netif further down the list */ |
DieterGraef | 0:d26c1b55cfca | 259 | struct netif * tmpNetif; |
DieterGraef | 0:d26c1b55cfca | 260 | for (tmpNetif = netif_list; tmpNetif != NULL; tmpNetif = tmpNetif->next) { |
DieterGraef | 0:d26c1b55cfca | 261 | if (tmpNetif->next == netif) { |
DieterGraef | 0:d26c1b55cfca | 262 | tmpNetif->next = netif->next; |
DieterGraef | 0:d26c1b55cfca | 263 | break; |
DieterGraef | 0:d26c1b55cfca | 264 | } |
DieterGraef | 0:d26c1b55cfca | 265 | } |
DieterGraef | 0:d26c1b55cfca | 266 | if (tmpNetif == NULL) |
DieterGraef | 0:d26c1b55cfca | 267 | return; /* we didn't find any netif today */ |
DieterGraef | 0:d26c1b55cfca | 268 | } |
DieterGraef | 0:d26c1b55cfca | 269 | snmp_dec_iflist(); |
DieterGraef | 0:d26c1b55cfca | 270 | /* this netif is default? */ |
DieterGraef | 0:d26c1b55cfca | 271 | if (netif_default == netif) { |
DieterGraef | 0:d26c1b55cfca | 272 | /* reset default netif */ |
DieterGraef | 0:d26c1b55cfca | 273 | netif_set_default(NULL); |
DieterGraef | 0:d26c1b55cfca | 274 | } |
DieterGraef | 0:d26c1b55cfca | 275 | #if LWIP_NETIF_REMOVE_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 276 | if (netif->remove_callback) { |
DieterGraef | 0:d26c1b55cfca | 277 | netif->remove_callback(netif); |
DieterGraef | 0:d26c1b55cfca | 278 | } |
DieterGraef | 0:d26c1b55cfca | 279 | #endif /* LWIP_NETIF_REMOVE_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 280 | LWIP_DEBUGF( NETIF_DEBUG, ("netif_remove: removed netif\n") ); |
DieterGraef | 0:d26c1b55cfca | 281 | } |
DieterGraef | 0:d26c1b55cfca | 282 | |
DieterGraef | 0:d26c1b55cfca | 283 | /** |
DieterGraef | 0:d26c1b55cfca | 284 | * Find a network interface by searching for its name |
DieterGraef | 0:d26c1b55cfca | 285 | * |
DieterGraef | 0:d26c1b55cfca | 286 | * @param name the name of the netif (like netif->name) plus concatenated number |
DieterGraef | 0:d26c1b55cfca | 287 | * in ascii representation (e.g. 'en0') |
DieterGraef | 0:d26c1b55cfca | 288 | */ |
DieterGraef | 0:d26c1b55cfca | 289 | struct netif * |
DieterGraef | 0:d26c1b55cfca | 290 | netif_find(char *name) |
DieterGraef | 0:d26c1b55cfca | 291 | { |
DieterGraef | 0:d26c1b55cfca | 292 | struct netif *netif; |
DieterGraef | 0:d26c1b55cfca | 293 | u8_t num; |
DieterGraef | 0:d26c1b55cfca | 294 | |
DieterGraef | 0:d26c1b55cfca | 295 | if (name == NULL) { |
DieterGraef | 0:d26c1b55cfca | 296 | return NULL; |
DieterGraef | 0:d26c1b55cfca | 297 | } |
DieterGraef | 0:d26c1b55cfca | 298 | |
DieterGraef | 0:d26c1b55cfca | 299 | num = name[2] - '0'; |
DieterGraef | 0:d26c1b55cfca | 300 | |
DieterGraef | 0:d26c1b55cfca | 301 | for(netif = netif_list; netif != NULL; netif = netif->next) { |
DieterGraef | 0:d26c1b55cfca | 302 | if (num == netif->num && |
DieterGraef | 0:d26c1b55cfca | 303 | name[0] == netif->name[0] && |
DieterGraef | 0:d26c1b55cfca | 304 | name[1] == netif->name[1]) { |
DieterGraef | 0:d26c1b55cfca | 305 | LWIP_DEBUGF(NETIF_DEBUG, ("netif_find: found %c%c\n", name[0], name[1])); |
DieterGraef | 0:d26c1b55cfca | 306 | return netif; |
DieterGraef | 0:d26c1b55cfca | 307 | } |
DieterGraef | 0:d26c1b55cfca | 308 | } |
DieterGraef | 0:d26c1b55cfca | 309 | LWIP_DEBUGF(NETIF_DEBUG, ("netif_find: didn't find %c%c\n", name[0], name[1])); |
DieterGraef | 0:d26c1b55cfca | 310 | return NULL; |
DieterGraef | 0:d26c1b55cfca | 311 | } |
DieterGraef | 0:d26c1b55cfca | 312 | |
DieterGraef | 0:d26c1b55cfca | 313 | /** |
DieterGraef | 0:d26c1b55cfca | 314 | * Change the IP address of a network interface |
DieterGraef | 0:d26c1b55cfca | 315 | * |
DieterGraef | 0:d26c1b55cfca | 316 | * @param netif the network interface to change |
DieterGraef | 0:d26c1b55cfca | 317 | * @param ipaddr the new IP address |
DieterGraef | 0:d26c1b55cfca | 318 | * |
DieterGraef | 0:d26c1b55cfca | 319 | * @note call netif_set_addr() if you also want to change netmask and |
DieterGraef | 0:d26c1b55cfca | 320 | * default gateway |
DieterGraef | 0:d26c1b55cfca | 321 | */ |
DieterGraef | 0:d26c1b55cfca | 322 | void |
DieterGraef | 0:d26c1b55cfca | 323 | netif_set_ipaddr(struct netif *netif, ip_addr_t *ipaddr) |
DieterGraef | 0:d26c1b55cfca | 324 | { |
DieterGraef | 0:d26c1b55cfca | 325 | /* TODO: Handling of obsolete pcbs */ |
DieterGraef | 0:d26c1b55cfca | 326 | /* See: http://mail.gnu.org/archive/html/lwip-users/2003-03/msg00118.html */ |
DieterGraef | 0:d26c1b55cfca | 327 | #if LWIP_TCP |
DieterGraef | 0:d26c1b55cfca | 328 | struct tcp_pcb *pcb; |
DieterGraef | 0:d26c1b55cfca | 329 | struct tcp_pcb_listen *lpcb; |
DieterGraef | 0:d26c1b55cfca | 330 | |
DieterGraef | 0:d26c1b55cfca | 331 | /* address is actually being changed? */ |
DieterGraef | 0:d26c1b55cfca | 332 | if (ipaddr && (ip_addr_cmp(ipaddr, &(netif->ip_addr))) == 0) { |
DieterGraef | 0:d26c1b55cfca | 333 | /* extern struct tcp_pcb *tcp_active_pcbs; defined by tcp.h */ |
DieterGraef | 0:d26c1b55cfca | 334 | LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: netif address being changed\n")); |
DieterGraef | 0:d26c1b55cfca | 335 | pcb = tcp_active_pcbs; |
DieterGraef | 0:d26c1b55cfca | 336 | while (pcb != NULL) { |
DieterGraef | 0:d26c1b55cfca | 337 | /* PCB bound to current local interface address? */ |
DieterGraef | 0:d26c1b55cfca | 338 | if (ip_addr_cmp(&(pcb->local_ip), &(netif->ip_addr)) |
DieterGraef | 0:d26c1b55cfca | 339 | #if LWIP_AUTOIP |
DieterGraef | 0:d26c1b55cfca | 340 | /* connections to link-local addresses must persist (RFC3927 ch. 1.9) */ |
DieterGraef | 0:d26c1b55cfca | 341 | && !ip_addr_islinklocal(&(pcb->local_ip)) |
DieterGraef | 0:d26c1b55cfca | 342 | #endif /* LWIP_AUTOIP */ |
DieterGraef | 0:d26c1b55cfca | 343 | ) { |
DieterGraef | 0:d26c1b55cfca | 344 | /* this connection must be aborted */ |
DieterGraef | 0:d26c1b55cfca | 345 | struct tcp_pcb *next = pcb->next; |
DieterGraef | 0:d26c1b55cfca | 346 | LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: aborting TCP pcb %p\n", (void *)pcb)); |
DieterGraef | 0:d26c1b55cfca | 347 | tcp_abort(pcb); |
DieterGraef | 0:d26c1b55cfca | 348 | pcb = next; |
DieterGraef | 0:d26c1b55cfca | 349 | } else { |
DieterGraef | 0:d26c1b55cfca | 350 | pcb = pcb->next; |
DieterGraef | 0:d26c1b55cfca | 351 | } |
DieterGraef | 0:d26c1b55cfca | 352 | } |
DieterGraef | 0:d26c1b55cfca | 353 | for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) { |
DieterGraef | 0:d26c1b55cfca | 354 | /* PCB bound to current local interface address? */ |
DieterGraef | 0:d26c1b55cfca | 355 | if ((!(ip_addr_isany(&(lpcb->local_ip)))) && |
DieterGraef | 0:d26c1b55cfca | 356 | (ip_addr_cmp(&(lpcb->local_ip), &(netif->ip_addr)))) { |
DieterGraef | 0:d26c1b55cfca | 357 | /* The PCB is listening to the old ipaddr and |
DieterGraef | 0:d26c1b55cfca | 358 | * is set to listen to the new one instead */ |
DieterGraef | 0:d26c1b55cfca | 359 | ip_addr_set(&(lpcb->local_ip), ipaddr); |
DieterGraef | 0:d26c1b55cfca | 360 | } |
DieterGraef | 0:d26c1b55cfca | 361 | } |
DieterGraef | 0:d26c1b55cfca | 362 | } |
DieterGraef | 0:d26c1b55cfca | 363 | #endif |
DieterGraef | 0:d26c1b55cfca | 364 | snmp_delete_ipaddridx_tree(netif); |
DieterGraef | 0:d26c1b55cfca | 365 | snmp_delete_iprteidx_tree(0,netif); |
DieterGraef | 0:d26c1b55cfca | 366 | /* set new IP address to netif */ |
DieterGraef | 0:d26c1b55cfca | 367 | ip_addr_set(&(netif->ip_addr), ipaddr); |
DieterGraef | 0:d26c1b55cfca | 368 | snmp_insert_ipaddridx_tree(netif); |
DieterGraef | 0:d26c1b55cfca | 369 | snmp_insert_iprteidx_tree(0,netif); |
DieterGraef | 0:d26c1b55cfca | 370 | |
DieterGraef | 0:d26c1b55cfca | 371 | LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: IP address of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n", |
DieterGraef | 0:d26c1b55cfca | 372 | netif->name[0], netif->name[1], |
DieterGraef | 0:d26c1b55cfca | 373 | ip4_addr1_16(&netif->ip_addr), |
DieterGraef | 0:d26c1b55cfca | 374 | ip4_addr2_16(&netif->ip_addr), |
DieterGraef | 0:d26c1b55cfca | 375 | ip4_addr3_16(&netif->ip_addr), |
DieterGraef | 0:d26c1b55cfca | 376 | ip4_addr4_16(&netif->ip_addr))); |
DieterGraef | 0:d26c1b55cfca | 377 | } |
DieterGraef | 0:d26c1b55cfca | 378 | |
DieterGraef | 0:d26c1b55cfca | 379 | /** |
DieterGraef | 0:d26c1b55cfca | 380 | * Change the default gateway for a network interface |
DieterGraef | 0:d26c1b55cfca | 381 | * |
DieterGraef | 0:d26c1b55cfca | 382 | * @param netif the network interface to change |
DieterGraef | 0:d26c1b55cfca | 383 | * @param gw the new default gateway |
DieterGraef | 0:d26c1b55cfca | 384 | * |
DieterGraef | 0:d26c1b55cfca | 385 | * @note call netif_set_addr() if you also want to change ip address and netmask |
DieterGraef | 0:d26c1b55cfca | 386 | */ |
DieterGraef | 0:d26c1b55cfca | 387 | void |
DieterGraef | 0:d26c1b55cfca | 388 | netif_set_gw(struct netif *netif, ip_addr_t *gw) |
DieterGraef | 0:d26c1b55cfca | 389 | { |
DieterGraef | 0:d26c1b55cfca | 390 | ip_addr_set(&(netif->gw), gw); |
DieterGraef | 0:d26c1b55cfca | 391 | LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: GW address of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n", |
DieterGraef | 0:d26c1b55cfca | 392 | netif->name[0], netif->name[1], |
DieterGraef | 0:d26c1b55cfca | 393 | ip4_addr1_16(&netif->gw), |
DieterGraef | 0:d26c1b55cfca | 394 | ip4_addr2_16(&netif->gw), |
DieterGraef | 0:d26c1b55cfca | 395 | ip4_addr3_16(&netif->gw), |
DieterGraef | 0:d26c1b55cfca | 396 | ip4_addr4_16(&netif->gw))); |
DieterGraef | 0:d26c1b55cfca | 397 | } |
DieterGraef | 0:d26c1b55cfca | 398 | |
DieterGraef | 0:d26c1b55cfca | 399 | /** |
DieterGraef | 0:d26c1b55cfca | 400 | * Change the netmask of a network interface |
DieterGraef | 0:d26c1b55cfca | 401 | * |
DieterGraef | 0:d26c1b55cfca | 402 | * @param netif the network interface to change |
DieterGraef | 0:d26c1b55cfca | 403 | * @param netmask the new netmask |
DieterGraef | 0:d26c1b55cfca | 404 | * |
DieterGraef | 0:d26c1b55cfca | 405 | * @note call netif_set_addr() if you also want to change ip address and |
DieterGraef | 0:d26c1b55cfca | 406 | * default gateway |
DieterGraef | 0:d26c1b55cfca | 407 | */ |
DieterGraef | 0:d26c1b55cfca | 408 | void |
DieterGraef | 0:d26c1b55cfca | 409 | netif_set_netmask(struct netif *netif, ip_addr_t *netmask) |
DieterGraef | 0:d26c1b55cfca | 410 | { |
DieterGraef | 0:d26c1b55cfca | 411 | snmp_delete_iprteidx_tree(0, netif); |
DieterGraef | 0:d26c1b55cfca | 412 | /* set new netmask to netif */ |
DieterGraef | 0:d26c1b55cfca | 413 | ip_addr_set(&(netif->netmask), netmask); |
DieterGraef | 0:d26c1b55cfca | 414 | snmp_insert_iprteidx_tree(0, netif); |
DieterGraef | 0:d26c1b55cfca | 415 | LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: netmask of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n", |
DieterGraef | 0:d26c1b55cfca | 416 | netif->name[0], netif->name[1], |
DieterGraef | 0:d26c1b55cfca | 417 | ip4_addr1_16(&netif->netmask), |
DieterGraef | 0:d26c1b55cfca | 418 | ip4_addr2_16(&netif->netmask), |
DieterGraef | 0:d26c1b55cfca | 419 | ip4_addr3_16(&netif->netmask), |
DieterGraef | 0:d26c1b55cfca | 420 | ip4_addr4_16(&netif->netmask))); |
DieterGraef | 0:d26c1b55cfca | 421 | } |
DieterGraef | 0:d26c1b55cfca | 422 | |
DieterGraef | 0:d26c1b55cfca | 423 | /** |
DieterGraef | 0:d26c1b55cfca | 424 | * Set a network interface as the default network interface |
DieterGraef | 0:d26c1b55cfca | 425 | * (used to output all packets for which no specific route is found) |
DieterGraef | 0:d26c1b55cfca | 426 | * |
DieterGraef | 0:d26c1b55cfca | 427 | * @param netif the default network interface |
DieterGraef | 0:d26c1b55cfca | 428 | */ |
DieterGraef | 0:d26c1b55cfca | 429 | void |
DieterGraef | 0:d26c1b55cfca | 430 | netif_set_default(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 431 | { |
DieterGraef | 0:d26c1b55cfca | 432 | if (netif == NULL) { |
DieterGraef | 0:d26c1b55cfca | 433 | /* remove default route */ |
DieterGraef | 0:d26c1b55cfca | 434 | snmp_delete_iprteidx_tree(1, netif); |
DieterGraef | 0:d26c1b55cfca | 435 | } else { |
DieterGraef | 0:d26c1b55cfca | 436 | /* install default route */ |
DieterGraef | 0:d26c1b55cfca | 437 | snmp_insert_iprteidx_tree(1, netif); |
DieterGraef | 0:d26c1b55cfca | 438 | } |
DieterGraef | 0:d26c1b55cfca | 439 | netif_default = netif; |
DieterGraef | 0:d26c1b55cfca | 440 | LWIP_DEBUGF(NETIF_DEBUG, ("netif: setting default interface %c%c\n", |
DieterGraef | 0:d26c1b55cfca | 441 | netif ? netif->name[0] : '\'', netif ? netif->name[1] : '\'')); |
DieterGraef | 0:d26c1b55cfca | 442 | } |
DieterGraef | 0:d26c1b55cfca | 443 | |
DieterGraef | 0:d26c1b55cfca | 444 | /** |
DieterGraef | 0:d26c1b55cfca | 445 | * Bring an interface up, available for processing |
DieterGraef | 0:d26c1b55cfca | 446 | * traffic. |
DieterGraef | 0:d26c1b55cfca | 447 | * |
DieterGraef | 0:d26c1b55cfca | 448 | * @note: Enabling DHCP on a down interface will make it come |
DieterGraef | 0:d26c1b55cfca | 449 | * up once configured. |
DieterGraef | 0:d26c1b55cfca | 450 | * |
DieterGraef | 0:d26c1b55cfca | 451 | * @see dhcp_start() |
DieterGraef | 0:d26c1b55cfca | 452 | */ |
DieterGraef | 0:d26c1b55cfca | 453 | void netif_set_up(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 454 | { |
DieterGraef | 0:d26c1b55cfca | 455 | if (!(netif->flags & NETIF_FLAG_UP)) { |
DieterGraef | 0:d26c1b55cfca | 456 | netif->flags |= NETIF_FLAG_UP; |
DieterGraef | 0:d26c1b55cfca | 457 | |
DieterGraef | 0:d26c1b55cfca | 458 | #if LWIP_SNMP |
DieterGraef | 0:d26c1b55cfca | 459 | snmp_get_sysuptime(&netif->ts); |
DieterGraef | 0:d26c1b55cfca | 460 | #endif /* LWIP_SNMP */ |
DieterGraef | 0:d26c1b55cfca | 461 | |
DieterGraef | 0:d26c1b55cfca | 462 | NETIF_STATUS_CALLBACK(netif); |
DieterGraef | 0:d26c1b55cfca | 463 | |
DieterGraef | 0:d26c1b55cfca | 464 | if (netif->flags & NETIF_FLAG_LINK_UP) { |
DieterGraef | 0:d26c1b55cfca | 465 | #if LWIP_ARP |
DieterGraef | 0:d26c1b55cfca | 466 | /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ |
DieterGraef | 0:d26c1b55cfca | 467 | if (netif->flags & (NETIF_FLAG_ETHARP)) { |
DieterGraef | 0:d26c1b55cfca | 468 | etharp_gratuitous(netif); |
DieterGraef | 0:d26c1b55cfca | 469 | } |
DieterGraef | 0:d26c1b55cfca | 470 | #endif /* LWIP_ARP */ |
DieterGraef | 0:d26c1b55cfca | 471 | |
DieterGraef | 0:d26c1b55cfca | 472 | #if LWIP_IGMP |
DieterGraef | 0:d26c1b55cfca | 473 | /* resend IGMP memberships */ |
DieterGraef | 0:d26c1b55cfca | 474 | if (netif->flags & NETIF_FLAG_IGMP) { |
DieterGraef | 0:d26c1b55cfca | 475 | igmp_report_groups( netif); |
DieterGraef | 0:d26c1b55cfca | 476 | } |
DieterGraef | 0:d26c1b55cfca | 477 | #endif /* LWIP_IGMP */ |
DieterGraef | 0:d26c1b55cfca | 478 | } |
DieterGraef | 0:d26c1b55cfca | 479 | } |
DieterGraef | 0:d26c1b55cfca | 480 | } |
DieterGraef | 0:d26c1b55cfca | 481 | |
DieterGraef | 0:d26c1b55cfca | 482 | /** |
DieterGraef | 0:d26c1b55cfca | 483 | * Bring an interface down, disabling any traffic processing. |
DieterGraef | 0:d26c1b55cfca | 484 | * |
DieterGraef | 0:d26c1b55cfca | 485 | * @note: Enabling DHCP on a down interface will make it come |
DieterGraef | 0:d26c1b55cfca | 486 | * up once configured. |
DieterGraef | 0:d26c1b55cfca | 487 | * |
DieterGraef | 0:d26c1b55cfca | 488 | * @see dhcp_start() |
DieterGraef | 0:d26c1b55cfca | 489 | */ |
DieterGraef | 0:d26c1b55cfca | 490 | void netif_set_down(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 491 | { |
DieterGraef | 0:d26c1b55cfca | 492 | if (netif->flags & NETIF_FLAG_UP) { |
DieterGraef | 0:d26c1b55cfca | 493 | netif->flags &= ~NETIF_FLAG_UP; |
DieterGraef | 0:d26c1b55cfca | 494 | #if LWIP_SNMP |
DieterGraef | 0:d26c1b55cfca | 495 | snmp_get_sysuptime(&netif->ts); |
DieterGraef | 0:d26c1b55cfca | 496 | #endif |
DieterGraef | 0:d26c1b55cfca | 497 | |
DieterGraef | 0:d26c1b55cfca | 498 | #if LWIP_ARP |
DieterGraef | 0:d26c1b55cfca | 499 | if (netif->flags & NETIF_FLAG_ETHARP) { |
DieterGraef | 0:d26c1b55cfca | 500 | etharp_cleanup_netif(netif); |
DieterGraef | 0:d26c1b55cfca | 501 | } |
DieterGraef | 0:d26c1b55cfca | 502 | #endif /* LWIP_ARP */ |
DieterGraef | 0:d26c1b55cfca | 503 | NETIF_STATUS_CALLBACK(netif); |
DieterGraef | 0:d26c1b55cfca | 504 | } |
DieterGraef | 0:d26c1b55cfca | 505 | } |
DieterGraef | 0:d26c1b55cfca | 506 | |
DieterGraef | 0:d26c1b55cfca | 507 | #if LWIP_NETIF_STATUS_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 508 | /** |
DieterGraef | 0:d26c1b55cfca | 509 | * Set callback to be called when interface is brought up/down |
DieterGraef | 0:d26c1b55cfca | 510 | */ |
DieterGraef | 0:d26c1b55cfca | 511 | void netif_set_status_callback(struct netif *netif, netif_status_callback_fn status_callback) |
DieterGraef | 0:d26c1b55cfca | 512 | { |
DieterGraef | 0:d26c1b55cfca | 513 | if (netif) { |
DieterGraef | 0:d26c1b55cfca | 514 | netif->status_callback = status_callback; |
DieterGraef | 0:d26c1b55cfca | 515 | } |
DieterGraef | 0:d26c1b55cfca | 516 | } |
DieterGraef | 0:d26c1b55cfca | 517 | #endif /* LWIP_NETIF_STATUS_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 518 | |
DieterGraef | 0:d26c1b55cfca | 519 | #if LWIP_NETIF_REMOVE_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 520 | /** |
DieterGraef | 0:d26c1b55cfca | 521 | * Set callback to be called when the interface has been removed |
DieterGraef | 0:d26c1b55cfca | 522 | */ |
DieterGraef | 0:d26c1b55cfca | 523 | void |
DieterGraef | 0:d26c1b55cfca | 524 | netif_set_remove_callback(struct netif *netif, netif_status_callback_fn remove_callback) |
DieterGraef | 0:d26c1b55cfca | 525 | { |
DieterGraef | 0:d26c1b55cfca | 526 | if (netif) { |
DieterGraef | 0:d26c1b55cfca | 527 | netif->remove_callback = remove_callback; |
DieterGraef | 0:d26c1b55cfca | 528 | } |
DieterGraef | 0:d26c1b55cfca | 529 | } |
DieterGraef | 0:d26c1b55cfca | 530 | #endif /* LWIP_NETIF_REMOVE_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 531 | |
DieterGraef | 0:d26c1b55cfca | 532 | /** |
DieterGraef | 0:d26c1b55cfca | 533 | * Called by a driver when its link goes up |
DieterGraef | 0:d26c1b55cfca | 534 | */ |
DieterGraef | 0:d26c1b55cfca | 535 | void netif_set_link_up(struct netif *netif ) |
DieterGraef | 0:d26c1b55cfca | 536 | { |
DieterGraef | 0:d26c1b55cfca | 537 | if (!(netif->flags & NETIF_FLAG_LINK_UP)) { |
DieterGraef | 0:d26c1b55cfca | 538 | netif->flags |= NETIF_FLAG_LINK_UP; |
DieterGraef | 0:d26c1b55cfca | 539 | |
DieterGraef | 0:d26c1b55cfca | 540 | #if LWIP_DHCP |
DieterGraef | 0:d26c1b55cfca | 541 | if (netif->dhcp) { |
DieterGraef | 0:d26c1b55cfca | 542 | dhcp_network_changed(netif); |
DieterGraef | 0:d26c1b55cfca | 543 | } |
DieterGraef | 0:d26c1b55cfca | 544 | #endif /* LWIP_DHCP */ |
DieterGraef | 0:d26c1b55cfca | 545 | |
DieterGraef | 0:d26c1b55cfca | 546 | #if LWIP_AUTOIP |
DieterGraef | 0:d26c1b55cfca | 547 | if (netif->autoip) { |
DieterGraef | 0:d26c1b55cfca | 548 | autoip_network_changed(netif); |
DieterGraef | 0:d26c1b55cfca | 549 | } |
DieterGraef | 0:d26c1b55cfca | 550 | #endif /* LWIP_AUTOIP */ |
DieterGraef | 0:d26c1b55cfca | 551 | |
DieterGraef | 0:d26c1b55cfca | 552 | if (netif->flags & NETIF_FLAG_UP) { |
DieterGraef | 0:d26c1b55cfca | 553 | #if LWIP_ARP |
DieterGraef | 0:d26c1b55cfca | 554 | /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ |
DieterGraef | 0:d26c1b55cfca | 555 | if (netif->flags & NETIF_FLAG_ETHARP) { |
DieterGraef | 0:d26c1b55cfca | 556 | etharp_gratuitous(netif); |
DieterGraef | 0:d26c1b55cfca | 557 | } |
DieterGraef | 0:d26c1b55cfca | 558 | #endif /* LWIP_ARP */ |
DieterGraef | 0:d26c1b55cfca | 559 | |
DieterGraef | 0:d26c1b55cfca | 560 | #if LWIP_IGMP |
DieterGraef | 0:d26c1b55cfca | 561 | /* resend IGMP memberships */ |
DieterGraef | 0:d26c1b55cfca | 562 | if (netif->flags & NETIF_FLAG_IGMP) { |
DieterGraef | 0:d26c1b55cfca | 563 | igmp_report_groups( netif); |
DieterGraef | 0:d26c1b55cfca | 564 | } |
DieterGraef | 0:d26c1b55cfca | 565 | #endif /* LWIP_IGMP */ |
DieterGraef | 0:d26c1b55cfca | 566 | } |
DieterGraef | 0:d26c1b55cfca | 567 | NETIF_LINK_CALLBACK(netif); |
DieterGraef | 0:d26c1b55cfca | 568 | } |
DieterGraef | 0:d26c1b55cfca | 569 | } |
DieterGraef | 0:d26c1b55cfca | 570 | |
DieterGraef | 0:d26c1b55cfca | 571 | /** |
DieterGraef | 0:d26c1b55cfca | 572 | * Called by a driver when its link goes down |
DieterGraef | 0:d26c1b55cfca | 573 | */ |
DieterGraef | 0:d26c1b55cfca | 574 | void netif_set_link_down(struct netif *netif ) |
DieterGraef | 0:d26c1b55cfca | 575 | { |
DieterGraef | 0:d26c1b55cfca | 576 | if (netif->flags & NETIF_FLAG_LINK_UP) { |
DieterGraef | 0:d26c1b55cfca | 577 | netif->flags &= ~NETIF_FLAG_LINK_UP; |
DieterGraef | 0:d26c1b55cfca | 578 | NETIF_LINK_CALLBACK(netif); |
DieterGraef | 0:d26c1b55cfca | 579 | } |
DieterGraef | 0:d26c1b55cfca | 580 | } |
DieterGraef | 0:d26c1b55cfca | 581 | |
DieterGraef | 0:d26c1b55cfca | 582 | #if LWIP_NETIF_LINK_CALLBACK |
DieterGraef | 0:d26c1b55cfca | 583 | /** |
DieterGraef | 0:d26c1b55cfca | 584 | * Set callback to be called when link is brought up/down |
DieterGraef | 0:d26c1b55cfca | 585 | */ |
DieterGraef | 0:d26c1b55cfca | 586 | void netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_callback) |
DieterGraef | 0:d26c1b55cfca | 587 | { |
DieterGraef | 0:d26c1b55cfca | 588 | if (netif) { |
DieterGraef | 0:d26c1b55cfca | 589 | netif->link_callback = link_callback; |
DieterGraef | 0:d26c1b55cfca | 590 | } |
DieterGraef | 0:d26c1b55cfca | 591 | } |
DieterGraef | 0:d26c1b55cfca | 592 | #endif /* LWIP_NETIF_LINK_CALLBACK */ |
DieterGraef | 0:d26c1b55cfca | 593 | |
DieterGraef | 0:d26c1b55cfca | 594 | #if ENABLE_LOOPBACK |
DieterGraef | 0:d26c1b55cfca | 595 | /** |
DieterGraef | 0:d26c1b55cfca | 596 | * Send an IP packet to be received on the same netif (loopif-like). |
DieterGraef | 0:d26c1b55cfca | 597 | * The pbuf is simply copied and handed back to netif->input. |
DieterGraef | 0:d26c1b55cfca | 598 | * In multithreaded mode, this is done directly since netif->input must put |
DieterGraef | 0:d26c1b55cfca | 599 | * the packet on a queue. |
DieterGraef | 0:d26c1b55cfca | 600 | * In callback mode, the packet is put on an internal queue and is fed to |
DieterGraef | 0:d26c1b55cfca | 601 | * netif->input by netif_poll(). |
DieterGraef | 0:d26c1b55cfca | 602 | * |
DieterGraef | 0:d26c1b55cfca | 603 | * @param netif the lwip network interface structure |
DieterGraef | 0:d26c1b55cfca | 604 | * @param p the (IP) packet to 'send' |
DieterGraef | 0:d26c1b55cfca | 605 | * @param ipaddr the ip address to send the packet to (not used) |
DieterGraef | 0:d26c1b55cfca | 606 | * @return ERR_OK if the packet has been sent |
DieterGraef | 0:d26c1b55cfca | 607 | * ERR_MEM if the pbuf used to copy the packet couldn't be allocated |
DieterGraef | 0:d26c1b55cfca | 608 | */ |
DieterGraef | 0:d26c1b55cfca | 609 | err_t |
DieterGraef | 0:d26c1b55cfca | 610 | netif_loop_output(struct netif *netif, struct pbuf *p, |
DieterGraef | 0:d26c1b55cfca | 611 | ip_addr_t *ipaddr) |
DieterGraef | 0:d26c1b55cfca | 612 | { |
DieterGraef | 0:d26c1b55cfca | 613 | struct pbuf *r; |
DieterGraef | 0:d26c1b55cfca | 614 | err_t err; |
DieterGraef | 0:d26c1b55cfca | 615 | struct pbuf *last; |
DieterGraef | 0:d26c1b55cfca | 616 | #if LWIP_LOOPBACK_MAX_PBUFS |
DieterGraef | 0:d26c1b55cfca | 617 | u8_t clen = 0; |
DieterGraef | 0:d26c1b55cfca | 618 | #endif /* LWIP_LOOPBACK_MAX_PBUFS */ |
DieterGraef | 0:d26c1b55cfca | 619 | /* If we have a loopif, SNMP counters are adjusted for it, |
DieterGraef | 0:d26c1b55cfca | 620 | * if not they are adjusted for 'netif'. */ |
DieterGraef | 0:d26c1b55cfca | 621 | #if LWIP_SNMP |
DieterGraef | 0:d26c1b55cfca | 622 | #if LWIP_HAVE_LOOPIF |
DieterGraef | 0:d26c1b55cfca | 623 | struct netif *stats_if = &loop_netif; |
DieterGraef | 0:d26c1b55cfca | 624 | #else /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 625 | struct netif *stats_if = netif; |
DieterGraef | 0:d26c1b55cfca | 626 | #endif /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 627 | #endif /* LWIP_SNMP */ |
DieterGraef | 0:d26c1b55cfca | 628 | SYS_ARCH_DECL_PROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 629 | LWIP_UNUSED_ARG(ipaddr); |
DieterGraef | 0:d26c1b55cfca | 630 | |
DieterGraef | 0:d26c1b55cfca | 631 | /* Allocate a new pbuf */ |
DieterGraef | 0:d26c1b55cfca | 632 | r = pbuf_alloc(PBUF_LINK, p->tot_len, PBUF_RAM); |
DieterGraef | 0:d26c1b55cfca | 633 | if (r == NULL) { |
DieterGraef | 0:d26c1b55cfca | 634 | LINK_STATS_INC(link.memerr); |
DieterGraef | 0:d26c1b55cfca | 635 | LINK_STATS_INC(link.drop); |
DieterGraef | 0:d26c1b55cfca | 636 | snmp_inc_ifoutdiscards(stats_if); |
DieterGraef | 0:d26c1b55cfca | 637 | return ERR_MEM; |
DieterGraef | 0:d26c1b55cfca | 638 | } |
DieterGraef | 0:d26c1b55cfca | 639 | #if LWIP_LOOPBACK_MAX_PBUFS |
DieterGraef | 0:d26c1b55cfca | 640 | clen = pbuf_clen(r); |
DieterGraef | 0:d26c1b55cfca | 641 | /* check for overflow or too many pbuf on queue */ |
DieterGraef | 0:d26c1b55cfca | 642 | if(((netif->loop_cnt_current + clen) < netif->loop_cnt_current) || |
DieterGraef | 0:d26c1b55cfca | 643 | ((netif->loop_cnt_current + clen) > LWIP_LOOPBACK_MAX_PBUFS)) { |
DieterGraef | 0:d26c1b55cfca | 644 | pbuf_free(r); |
DieterGraef | 0:d26c1b55cfca | 645 | LINK_STATS_INC(link.memerr); |
DieterGraef | 0:d26c1b55cfca | 646 | LINK_STATS_INC(link.drop); |
DieterGraef | 0:d26c1b55cfca | 647 | snmp_inc_ifoutdiscards(stats_if); |
DieterGraef | 0:d26c1b55cfca | 648 | return ERR_MEM; |
DieterGraef | 0:d26c1b55cfca | 649 | } |
DieterGraef | 0:d26c1b55cfca | 650 | netif->loop_cnt_current += clen; |
DieterGraef | 0:d26c1b55cfca | 651 | #endif /* LWIP_LOOPBACK_MAX_PBUFS */ |
DieterGraef | 0:d26c1b55cfca | 652 | |
DieterGraef | 0:d26c1b55cfca | 653 | /* Copy the whole pbuf queue p into the single pbuf r */ |
DieterGraef | 0:d26c1b55cfca | 654 | if ((err = pbuf_copy(r, p)) != ERR_OK) { |
DieterGraef | 0:d26c1b55cfca | 655 | pbuf_free(r); |
DieterGraef | 0:d26c1b55cfca | 656 | LINK_STATS_INC(link.memerr); |
DieterGraef | 0:d26c1b55cfca | 657 | LINK_STATS_INC(link.drop); |
DieterGraef | 0:d26c1b55cfca | 658 | snmp_inc_ifoutdiscards(stats_if); |
DieterGraef | 0:d26c1b55cfca | 659 | return err; |
DieterGraef | 0:d26c1b55cfca | 660 | } |
DieterGraef | 0:d26c1b55cfca | 661 | |
DieterGraef | 0:d26c1b55cfca | 662 | /* Put the packet on a linked list which gets emptied through calling |
DieterGraef | 0:d26c1b55cfca | 663 | netif_poll(). */ |
DieterGraef | 0:d26c1b55cfca | 664 | |
DieterGraef | 0:d26c1b55cfca | 665 | /* let last point to the last pbuf in chain r */ |
DieterGraef | 0:d26c1b55cfca | 666 | for (last = r; last->next != NULL; last = last->next); |
DieterGraef | 0:d26c1b55cfca | 667 | |
DieterGraef | 0:d26c1b55cfca | 668 | SYS_ARCH_PROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 669 | if(netif->loop_first != NULL) { |
DieterGraef | 0:d26c1b55cfca | 670 | LWIP_ASSERT("if first != NULL, last must also be != NULL", netif->loop_last != NULL); |
DieterGraef | 0:d26c1b55cfca | 671 | netif->loop_last->next = r; |
DieterGraef | 0:d26c1b55cfca | 672 | netif->loop_last = last; |
DieterGraef | 0:d26c1b55cfca | 673 | } else { |
DieterGraef | 0:d26c1b55cfca | 674 | netif->loop_first = r; |
DieterGraef | 0:d26c1b55cfca | 675 | netif->loop_last = last; |
DieterGraef | 0:d26c1b55cfca | 676 | } |
DieterGraef | 0:d26c1b55cfca | 677 | SYS_ARCH_UNPROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 678 | |
DieterGraef | 0:d26c1b55cfca | 679 | LINK_STATS_INC(link.xmit); |
DieterGraef | 0:d26c1b55cfca | 680 | snmp_add_ifoutoctets(stats_if, p->tot_len); |
DieterGraef | 0:d26c1b55cfca | 681 | snmp_inc_ifoutucastpkts(stats_if); |
DieterGraef | 0:d26c1b55cfca | 682 | |
DieterGraef | 0:d26c1b55cfca | 683 | #if LWIP_NETIF_LOOPBACK_MULTITHREADING |
DieterGraef | 0:d26c1b55cfca | 684 | /* For multithreading environment, schedule a call to netif_poll */ |
DieterGraef | 0:d26c1b55cfca | 685 | tcpip_callback((tcpip_callback_fn)netif_poll, netif); |
DieterGraef | 0:d26c1b55cfca | 686 | #endif /* LWIP_NETIF_LOOPBACK_MULTITHREADING */ |
DieterGraef | 0:d26c1b55cfca | 687 | |
DieterGraef | 0:d26c1b55cfca | 688 | return ERR_OK; |
DieterGraef | 0:d26c1b55cfca | 689 | } |
DieterGraef | 0:d26c1b55cfca | 690 | |
DieterGraef | 0:d26c1b55cfca | 691 | /** |
DieterGraef | 0:d26c1b55cfca | 692 | * Call netif_poll() in the main loop of your application. This is to prevent |
DieterGraef | 0:d26c1b55cfca | 693 | * reentering non-reentrant functions like tcp_input(). Packets passed to |
DieterGraef | 0:d26c1b55cfca | 694 | * netif_loop_output() are put on a list that is passed to netif->input() by |
DieterGraef | 0:d26c1b55cfca | 695 | * netif_poll(). |
DieterGraef | 0:d26c1b55cfca | 696 | */ |
DieterGraef | 0:d26c1b55cfca | 697 | void |
DieterGraef | 0:d26c1b55cfca | 698 | netif_poll(struct netif *netif) |
DieterGraef | 0:d26c1b55cfca | 699 | { |
DieterGraef | 0:d26c1b55cfca | 700 | struct pbuf *in; |
DieterGraef | 0:d26c1b55cfca | 701 | /* If we have a loopif, SNMP counters are adjusted for it, |
DieterGraef | 0:d26c1b55cfca | 702 | * if not they are adjusted for 'netif'. */ |
DieterGraef | 0:d26c1b55cfca | 703 | #if LWIP_SNMP |
DieterGraef | 0:d26c1b55cfca | 704 | #if LWIP_HAVE_LOOPIF |
DieterGraef | 0:d26c1b55cfca | 705 | struct netif *stats_if = &loop_netif; |
DieterGraef | 0:d26c1b55cfca | 706 | #else /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 707 | struct netif *stats_if = netif; |
DieterGraef | 0:d26c1b55cfca | 708 | #endif /* LWIP_HAVE_LOOPIF */ |
DieterGraef | 0:d26c1b55cfca | 709 | #endif /* LWIP_SNMP */ |
DieterGraef | 0:d26c1b55cfca | 710 | SYS_ARCH_DECL_PROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 711 | |
DieterGraef | 0:d26c1b55cfca | 712 | do { |
DieterGraef | 0:d26c1b55cfca | 713 | /* Get a packet from the list. With SYS_LIGHTWEIGHT_PROT=1, this is protected */ |
DieterGraef | 0:d26c1b55cfca | 714 | SYS_ARCH_PROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 715 | in = netif->loop_first; |
DieterGraef | 0:d26c1b55cfca | 716 | if (in != NULL) { |
DieterGraef | 0:d26c1b55cfca | 717 | struct pbuf *in_end = in; |
DieterGraef | 0:d26c1b55cfca | 718 | #if LWIP_LOOPBACK_MAX_PBUFS |
DieterGraef | 0:d26c1b55cfca | 719 | u8_t clen = pbuf_clen(in); |
DieterGraef | 0:d26c1b55cfca | 720 | /* adjust the number of pbufs on queue */ |
DieterGraef | 0:d26c1b55cfca | 721 | LWIP_ASSERT("netif->loop_cnt_current underflow", |
DieterGraef | 0:d26c1b55cfca | 722 | ((netif->loop_cnt_current - clen) < netif->loop_cnt_current)); |
DieterGraef | 0:d26c1b55cfca | 723 | netif->loop_cnt_current -= clen; |
DieterGraef | 0:d26c1b55cfca | 724 | #endif /* LWIP_LOOPBACK_MAX_PBUFS */ |
DieterGraef | 0:d26c1b55cfca | 725 | while (in_end->len != in_end->tot_len) { |
DieterGraef | 0:d26c1b55cfca | 726 | LWIP_ASSERT("bogus pbuf: len != tot_len but next == NULL!", in_end->next != NULL); |
DieterGraef | 0:d26c1b55cfca | 727 | in_end = in_end->next; |
DieterGraef | 0:d26c1b55cfca | 728 | } |
DieterGraef | 0:d26c1b55cfca | 729 | /* 'in_end' now points to the last pbuf from 'in' */ |
DieterGraef | 0:d26c1b55cfca | 730 | if (in_end == netif->loop_last) { |
DieterGraef | 0:d26c1b55cfca | 731 | /* this was the last pbuf in the list */ |
DieterGraef | 0:d26c1b55cfca | 732 | netif->loop_first = netif->loop_last = NULL; |
DieterGraef | 0:d26c1b55cfca | 733 | } else { |
DieterGraef | 0:d26c1b55cfca | 734 | /* pop the pbuf off the list */ |
DieterGraef | 0:d26c1b55cfca | 735 | netif->loop_first = in_end->next; |
DieterGraef | 0:d26c1b55cfca | 736 | LWIP_ASSERT("should not be null since first != last!", netif->loop_first != NULL); |
DieterGraef | 0:d26c1b55cfca | 737 | } |
DieterGraef | 0:d26c1b55cfca | 738 | /* De-queue the pbuf from its successors on the 'loop_' list. */ |
DieterGraef | 0:d26c1b55cfca | 739 | in_end->next = NULL; |
DieterGraef | 0:d26c1b55cfca | 740 | } |
DieterGraef | 0:d26c1b55cfca | 741 | SYS_ARCH_UNPROTECT(lev); |
DieterGraef | 0:d26c1b55cfca | 742 | |
DieterGraef | 0:d26c1b55cfca | 743 | if (in != NULL) { |
DieterGraef | 0:d26c1b55cfca | 744 | LINK_STATS_INC(link.recv); |
DieterGraef | 0:d26c1b55cfca | 745 | snmp_add_ifinoctets(stats_if, in->tot_len); |
DieterGraef | 0:d26c1b55cfca | 746 | snmp_inc_ifinucastpkts(stats_if); |
DieterGraef | 0:d26c1b55cfca | 747 | /* loopback packets are always IP packets! */ |
DieterGraef | 0:d26c1b55cfca | 748 | if (ip_input(in, netif) != ERR_OK) { |
DieterGraef | 0:d26c1b55cfca | 749 | pbuf_free(in); |
DieterGraef | 0:d26c1b55cfca | 750 | } |
DieterGraef | 0:d26c1b55cfca | 751 | /* Don't reference the packet any more! */ |
DieterGraef | 0:d26c1b55cfca | 752 | in = NULL; |
DieterGraef | 0:d26c1b55cfca | 753 | } |
DieterGraef | 0:d26c1b55cfca | 754 | /* go on while there is a packet on the list */ |
DieterGraef | 0:d26c1b55cfca | 755 | } while (netif->loop_first != NULL); |
DieterGraef | 0:d26c1b55cfca | 756 | } |
DieterGraef | 0:d26c1b55cfca | 757 | |
DieterGraef | 0:d26c1b55cfca | 758 | #if !LWIP_NETIF_LOOPBACK_MULTITHREADING |
DieterGraef | 0:d26c1b55cfca | 759 | /** |
DieterGraef | 0:d26c1b55cfca | 760 | * Calls netif_poll() for every netif on the netif_list. |
DieterGraef | 0:d26c1b55cfca | 761 | */ |
DieterGraef | 0:d26c1b55cfca | 762 | void |
DieterGraef | 0:d26c1b55cfca | 763 | netif_poll_all(void) |
DieterGraef | 0:d26c1b55cfca | 764 | { |
DieterGraef | 0:d26c1b55cfca | 765 | struct netif *netif = netif_list; |
DieterGraef | 0:d26c1b55cfca | 766 | /* loop through netifs */ |
DieterGraef | 0:d26c1b55cfca | 767 | while (netif != NULL) { |
DieterGraef | 0:d26c1b55cfca | 768 | netif_poll(netif); |
DieterGraef | 0:d26c1b55cfca | 769 | /* proceed to next network interface */ |
DieterGraef | 0:d26c1b55cfca | 770 | netif = netif->next; |
DieterGraef | 0:d26c1b55cfca | 771 | } |
DieterGraef | 0:d26c1b55cfca | 772 | } |
DieterGraef | 0:d26c1b55cfca | 773 | #endif /* !LWIP_NETIF_LOOPBACK_MULTITHREADING */ |
DieterGraef | 0:d26c1b55cfca | 774 | #endif /* ENABLE_LOOPBACK */ |