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nic.c File Reference

nic.c File Reference

Network interface controller abstraction layer. More...

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Functions

void nicTick (NetInterface *interface)
 Network controller timer handler.
error_t nicSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet to the network controller.
error_t nicSetMulticastFilter (NetInterface *interface)
 Configure multicast MAC address filtering.
void nicProcessPacket (NetInterface *interface, void *packet, size_t length)
 Handle a packet received by the network controller.
void nicNotifyLinkChange (NetInterface *interface)
 Process link state change event.

Detailed Description

Network interface controller abstraction layer.

License

Copyright (C) 2010-2017 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneTCP Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author:
Oryx Embedded SARL (www.oryx-embedded.com)
Version:
1.7.6

Definition in file nic.c.


Function Documentation

void nicNotifyLinkChange ( NetInterface *  interface )

Process link state change event.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 216 of file nic.c.

void nicProcessPacket ( NetInterface *  interface,
void *  packet,
size_t  length 
)

Handle a packet received by the network controller.

Parameters:
[in]interfaceUnderlying network interface
[in]packetIncoming packet to process
[in]lengthTotal packet length

Definition at line 157 of file nic.c.

error_t nicSendPacket ( NetInterface *  interface,
const NetBuffer buffer,
size_t  offset 
)

Send a packet to the network controller.

Parameters:
[in]interfaceUnderlying network interface
[in]bufferMulti-part buffer containing the data to send
[in]offsetOffset to the first data byte
Returns:
Error code

Definition at line 84 of file nic.c.

error_t nicSetMulticastFilter ( NetInterface *  interface )

Configure multicast MAC address filtering.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 131 of file nic.c.

void nicTick ( NetInterface *  interface )

Network controller timer handler.

This routine is periodically called by the TCP/IP stack to handle periodic operations such as polling the link state

Parameters:
[in]interfaceUnderlying network interface

Definition at line 62 of file nic.c.