86 lines
3.6 KiB
C
86 lines
3.6 KiB
C
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/****************************************************************************
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* net/if.h
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*
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* Copyright (C) 2007 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name Gregory Nutt nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __NET_IF_H
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#define __NET_IF_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <sys/socket.h>
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/* Sizing parameters */
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#define IFNAMSIZ 6
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#define IFHWADDRLEN 6
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/****************************************************************************
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* Type Definitions
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****************************************************************************/
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struct ifreq
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{
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char ifr_name[IFNAMSIZ]; /* Network device name (e.g. "eth0") */
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union
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{
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struct sockaddr ifru_addr; /* IP Address */
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struct sockaddr ifru_dstaddr; /* P-to-P Address */
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struct sockaddr ifru_broadaddr; /* Broadcast address */
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struct sockaddr ifru_netmask; /* Netmask */
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struct sockaddr ifru_hwaddr; /* MAC address */
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int ifru_count; /* Number of devices */
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int ifru_mtu; /* MTU size */
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} ifr_ifru;
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};
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#define ifr_addr ifr_ifru.ifru_addr /* IP address */
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#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* P-to-P Address */
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#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* Broadcast address */
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#define ifr_netmask ifr_ifru.ifru_netmask /* Interface net mask */
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#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
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#define ifr_mtu ifr_ifru.ifru_mtu /* MTU */
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#define ifr_count ifr_ifru.ifru_count /* Number of devices */
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#endif /* __NET_IF_H */
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