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142 lines
6.7 KiB
142 lines
6.7 KiB
/******************************************************************************************* |
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* include/net/if.h |
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* |
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* Copyright (C) 2007, 2008, 2012 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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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 NuttX 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 __INCLUDE_NET_IF_H |
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#define __INCLUDE_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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* Pre-Processor Definitions |
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*******************************************************************************************/ |
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/* Sizing parameters */ |
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#define IFNAMSIZ 6 /* Older naming standard */ |
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#define IF_NAMESIZE 6 /* Newer naming standard */ |
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#define IFHWADDRLEN 6 |
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#define IFF_RUNNING (1 << 0) |
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#define IF_FLAG_IFUP (1 << 0) |
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#define IF_FLAG_IFDOWN (2 << 0) |
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/******************************************************************************************* |
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* Public Type Definitions |
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*******************************************************************************************/ |
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/* This is the newer form if the I/F request structure that can be used with both IPv4 |
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* and IPv6. |
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*/ |
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struct lifreq |
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{ |
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char lifr_name[IFNAMSIZ]; /* Network device name (e.g. "eth0") */ |
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union |
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{ |
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struct sockaddr_storage lifru_addr; /* IP Address */ |
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struct sockaddr_storage lifru_dstaddr; /* P-to-P Address */ |
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struct sockaddr_storage lifru_broadaddr; /* Broadcast address */ |
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struct sockaddr_storage lifru_netmask; /* Netmask */ |
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struct sockaddr lifru_hwaddr; /* MAC address */ |
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int lifru_count; /* Number of devices */ |
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int lifru_mtu; /* MTU size */ |
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uint8_t lifru_flags; /* Interface flags */ |
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} lifr_ifru; |
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}; |
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#define lifr_addr lifr_ifru.lifru_addr /* IP address */ |
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#define lifr_dstaddr lifr_ifru.lifru_dstaddr /* P-to-P Address */ |
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#define lifr_broadaddr lifr_ifru.lifru_broadaddr /* Broadcast address */ |
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#define lifr_netmask lifr_ifru.lifru_netmask /* Interface net mask */ |
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#define lifr_hwaddr lifr_ifru.lifru_hwaddr /* MAC address */ |
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#define lifr_mtu lifr_ifru.lifru_mtu /* MTU */ |
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#define lifr_count lifr_ifru.lifru_count /* Number of devices */ |
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#define lifr_flags lifr_ifru.lifru_flags /* interface flags */ |
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/* This is the older I/F request that should only be used with IPv4. However, since |
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* NuttX only supports IPv4 or 6 (not both), we can force the older structure to |
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* be compatible when IPv6 is enabled. |
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*/ |
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#ifndef CONFIG_NET_IPv6 |
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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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uint8_t ifru_flags; /* Interface flags */ |
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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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#define ifr_flags ifr_ifru.ifru_flags /* interface flags */ |
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#else /* CONFIG_NET_IPv6 */ |
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#define ifreq lifreq /* Replace ifreq with lifreq */ |
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#define ifr_name lifr_name /* Network device name */ |
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#define ifr_addr lifr_ifru.lifru_addr /* IP address */ |
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#define ifr_dstaddr lifr_ifru.lifru_dstaddr /* P-to-P Address */ |
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#define ifr_broadaddr lifr_ifru.lifru_broadaddr /* Broadcast address */ |
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#define ifr_netmask lifr_ifru.lifru_netmask /* Interface net mask */ |
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#define ifr_hwaddr lifr_ifru.lifru_hwaddr /* MAC address */ |
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#define ifr_mtu lifr_ifru.lifru_mtu /* MTU */ |
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#define ifr_count lifr_ifru.lifru_count /* Number of devices */ |
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#define ifr_flags lifr_ifru.lifru_flags /* interface flags */ |
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#endif /* CONFIG_NET_IPv6 */ |
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/******************************************************************************************* |
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* Public Function Prototypes |
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*******************************************************************************************/ |
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#endif /* __INCLUDE_NET_IF_H */
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