You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
4.5 KiB
114 lines
4.5 KiB
/**************************************************************************** |
|
* include/netinet/arp.h |
|
* |
|
* Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved. |
|
* Author: Gregory Nutt <gnutt@nuttx.org> |
|
* |
|
* Redistribution and use in source and binary forms, with or without |
|
* modification, are permitted provided that the following conditions |
|
* are met: |
|
* |
|
* 1. Redistributions of source code must retain the above copyright |
|
* notice, this list of conditions and the following disclaimer. |
|
* 2. Redistributions in binary form must reproduce the above copyright |
|
* notice, this list of conditions and the following disclaimer in |
|
* the documentation and/or other materials provided with the |
|
* distribution. |
|
* 3. Neither the name NuttX nor the names of its contributors may be |
|
* used to endorse or promote products derived from this software |
|
* without specific prior written permission. |
|
* |
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
|
* POSSIBILITY OF SUCH DAMAGE. |
|
* |
|
****************************************************************************/ |
|
|
|
#ifndef __INCLUDE_NETINET_ARP_H |
|
#define __INCLUDE_NETINET_ARP_H |
|
|
|
/**************************************************************************** |
|
* Included Files |
|
****************************************************************************/ |
|
|
|
#include <nuttx/config.h> |
|
|
|
#include <stdint.h> |
|
#include <nuttx/fs/ioctl.h> |
|
|
|
/**************************************************************************** |
|
* Pre-processor Definitions |
|
****************************************************************************/ |
|
|
|
/* Three ioctls are available on all PF_INET sockets, but only if the NuttX |
|
* configuration CONFIG_NET_ARPIOCTLS is defined. Each ioctl takes a pointer |
|
* to a 'struct arpreq' as its parameter. |
|
*/ |
|
|
|
#define SIOCSARP _ARPIOC(1) /* Set a ARP mapping */ |
|
#define SIOCDARP _ARPIOC(2) /* Delete an ARP mapping */ |
|
#define SIOCGARP _ARPIOC(3) /* Get an ARP mapping */ |
|
|
|
/* Definitions for bits in field arp_flags of struct arpreq. If the |
|
* ATF_NETMASK flag is set, then arp_netmask should be valid. This should |
|
* be set to 0xffffffff, or 0 to remove an existing arp entry. |
|
*/ |
|
|
|
#define ATF_COM (1 << 0) /* Lookup complete */ |
|
#define ATF_PERM (1 << 1) /* Permanent entry */ |
|
#define ATF_PUBL (1 << 2) /* Publish entry */ |
|
#define ATF_USETRAILERS (1 << 3) /* Trailers requested (obsolete) */ |
|
#define ATF_NETMASK (1 << 4) /* Use a netmask */ |
|
#define ATF_DONTPUB (1 << 5) /* Don't answer */ |
|
|
|
/**************************************************************************** |
|
* Public Type Definitions |
|
****************************************************************************/ |
|
|
|
/* All ARP ioctls take a pointer to a struct arpreq as their parameter: */ |
|
|
|
struct arpreq |
|
{ |
|
struct sockaddr arp_pa; /* Protocol address */ |
|
struct sockaddr arp_ha; /* Hardware address */ |
|
struct sockaddr arp_netmask; /* Netmask of protocol address */ |
|
uint8_t arp_flags; /* Flags */ |
|
uint8_t arp_dev[IFNAMSIZ+1]; /* Device name (zero terminated)*/ |
|
}; |
|
|
|
/**************************************************************************** |
|
* Public Data |
|
****************************************************************************/ |
|
|
|
#ifdef __cplusplus |
|
#define EXTERN extern "C" |
|
extern "C" { |
|
#else |
|
#define EXTERN extern |
|
#endif |
|
|
|
/**************************************************************************** |
|
* Public Function Prototypes |
|
****************************************************************************/ |
|
|
|
/* If CONFIG_NET_ARPIOCTLS is defined then the semi-standard ioctl commands |
|
* described above are supported. If not, you can call the uIP ARP interfaces |
|
* directly in a very non-standard way. See include/nuttx/net/uip/uip-arp.h for |
|
* prototypes. |
|
*/ |
|
|
|
#undef EXTERN |
|
#ifdef __cplusplus |
|
} |
|
#endif |
|
|
|
#endif /* __INCLUDE_NETINET_ARP_H */
|
|
|