Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
netif Struct Reference
Generic data structure used for all lwIP network interfaces. More...
#include <netif.h>
Data Fields | |
| struct netif * | next |
| pointer to next in linked list | |
| ip_addr_t | ip_addr |
| IP address configuration in network byte order. | |
| ip_addr_t | ip6_addr [LWIP_IPV6_NUM_ADDRESSES] |
| Array of IPv6 addresses for this netif. | |
| u8_t | ip6_addr_state [LWIP_IPV6_NUM_ADDRESSES] |
| The state of each IPv6 address (Tentative, Preferred, etc). | |
| netif_input_fn | input |
| This function is called by the network device driver to pass a packet up the TCP/IP stack. | |
| netif_output_fn | output |
| This function is called by the IP module when it wants to send a packet on the interface. | |
| netif_linkoutput_fn | linkoutput |
| This function is called by the ARP module when it wants to send a packet on the interface. | |
| netif_output_ip6_fn | output_ip6 |
| This function is called by the IPv6 module when it wants to send a packet on the interface. | |
| netif_status_callback_fn | status_callback |
| This function is called when the netif state is set to up or down. | |
| netif_status_callback_fn | link_callback |
| This function is called when the netif link is set to up or down. | |
| netif_status_callback_fn | remove_callback |
| This function is called when the netif has been removed. | |
| void * | state |
| This field can be set by the device driver and could point to state information for the device. | |
| struct dhcp * | dhcp |
| the DHCP client state information for this netif | |
| struct autoip * | autoip |
| the AutoIP client state information for this netif | |
| u8_t | ip6_autoconfig_enabled |
| is this netif enabled for IPv6 autoconfiguration | |
| u8_t | rs_count |
| Number of Router Solicitation messages that remain to be sent. | |
| struct dhcp6 * | dhcp6 |
| the DHCPv6 client state information for this netif | |
| u16_t | mtu |
| maximum transfer unit (in bytes) | |
| u8_t | hwaddr_len |
| number of bytes used in hwaddr | |
| u8_t | hwaddr [NETIF_MAX_HWADDR_LEN] |
| link level hardware address of this interface | |
| u8_t | flags |
| flags ( | |
| char | name [2] |
| descriptive abbreviation | |
| u8_t | num |
| number of this interface | |
| u8_t | link_type |
| link type (from "snmp_ifType" enum from snmp_mib2.h) | |
| u32_t | link_speed |
| (estimate) link speed | |
| u32_t | ts |
| timestamp at last change made (up/down) | |
| struct stats_mib2_netif_ctrs | mib2_counters |
| counters | |
| netif_igmp_mac_filter_fn | igmp_mac_filter |
| This function could be called to add or delete an entry in the multicast filter table of the ethernet MAC. | |
| netif_mld_mac_filter_fn | mld_mac_filter |
| This function could be called to add or delete an entry in the IPv6 multicast filter table of the ethernet MAC. | |
| u32_t | ifinoctets |
| counters | |
Detailed Description
Generic data structure used for all lwIP network interfaces.
The following fields should be filled in by the initialization function for the device driver: hwaddr_len, hwaddr[], mtu, flags
Definition at line 197 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
Field Documentation
the AutoIP client state information for this netif
Definition at line 256 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
the DHCP client state information for this netif
Definition at line 252 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
the DHCPv6 client state information for this netif
Definition at line 268 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t flags |
flags (
flags (see NETIF_FLAG_ above)
- See also:
- Flags)
Definition at line 284 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t hwaddr |
link level hardware address of this interface
Definition at line 282 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t hwaddr_len |
number of bytes used in hwaddr
Definition at line 280 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u32_t ifinoctets |
counters
Definition at line 201 of file unsupported/net/lwip/lwip/include/lwip/netif.h.
This function could be called to add or delete an entry in the multicast filter table of the ethernet MAC.
This function could be called to add or delete a entry in the multicast filter table of the ethernet MAC.
Definition at line 302 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called by the network device driver to pass a packet up the TCP/IP stack.
Definition at line 216 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
Array of IPv6 addresses for this netif.
Definition at line 209 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t ip6_addr_state[LWIP_IPV6_NUM_ADDRESSES] |
The state of each IPv6 address (Tentative, Preferred, etc).
- See also:
- ip6_addr.h
Definition at line 212 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
is this netif enabled for IPv6 autoconfiguration
Definition at line 260 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
IP address configuration in network byte order.
Definition at line 203 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called when the netif link is set to up or down.
Definition at line 241 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u32_t link_speed |
(estimate) link speed
Definition at line 293 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t link_type |
link type (from "snmp_ifType" enum from snmp_mib2.h)
link type (from "snmp_ifType" enum from snmp.h)
Definition at line 291 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called by the ARP module when it wants to send a packet on the interface.
This function outputs the pbuf as-is on the link medium.
Definition at line 226 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
counters
Definition at line 297 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function could be called to add or delete an entry in the IPv6 multicast filter table of the ethernet MAC.
Definition at line 307 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u16_t mtu |
maximum transfer unit (in bytes)
Definition at line 278 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| char name |
descriptive abbreviation
Definition at line 286 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
pointer to next in linked list
Definition at line 199 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t num |
number of this interface
Definition at line 288 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called by the IP module when it wants to send a packet on the interface.
This function typically first resolves the hardware address, then sends the packet.
Definition at line 221 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called by the IPv6 module when it wants to send a packet on the interface.
This function typically first resolves the hardware address, then sends the packet.
Definition at line 231 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called when the netif has been removed.
Definition at line 245 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u8_t rs_count |
Number of Router Solicitation messages that remain to be sent.
Definition at line 264 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| void * state |
This field can be set by the device driver and could point to state information for the device.
Definition at line 249 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
This function is called when the netif state is set to up or down.
Definition at line 236 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
| u32_t ts |
timestamp at last change made (up/down)
Definition at line 295 of file FEATURE_LWIP/lwip-interface/lwip/src/include/lwip/netif.h.
Generated on Tue Jul 12 2022 17:35:12 by
1.7.2