author | Florian Westphal <fw@strlen.de> |
Sun, 11 Jan 2009 20:20:11 +0100 | |
changeset 0 | aa628870c1d3 |
child 2 | d1f6d8b6f81c |
permissions | -rw-r--r-- |
0
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Port of Linux 2.6.28 for use with network simulation cradle.
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parents:
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/* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* INET An implementation of the TCP/IP protocol suite for the LINUX |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* operating system. NET is implemented using the BSD Socket |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* interface as the means of communication with the user level. |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Definitions for the Ethernet handlers. |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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parents:
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Version: @(#)eth.h 1.0.4 05/13/93 |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Authors: Ross Biro |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* Relocated to include/linux where it belongs by Alan Cox |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* <gw4pts@gw4pts.ampr.org> |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* This program is free software; you can redistribute it and/or |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* modify it under the terms of the GNU General Public License |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* as published by the Free Software Foundation; either version |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* 2 of the License, or (at your option) any later version. |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* WARNING: This move may well be temporary. This file will get merged with others RSN. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#ifndef _LINUX_ETHERDEVICE_H |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define _LINUX_ETHERDEVICE_H |
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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#include <linux/if_ether.h> |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#include <linux/netdevice.h> |
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#include <linux/random.h> |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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#ifdef __KERNEL__ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern const struct header_ops eth_header_ops; |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern int eth_header(struct sk_buff *skb, struct net_device *dev, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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unsigned short type, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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const void *daddr, const void *saddr, unsigned len); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern int eth_rebuild_header(struct sk_buff *skb); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern int eth_header_cache(const struct neighbour *neigh, struct hh_cache *hh); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern void eth_header_cache_update(struct hh_cache *hh, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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const struct net_device *dev, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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const unsigned char *haddr); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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extern struct net_device *alloc_etherdev_mq(int sizeof_priv, unsigned int queue_count); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define alloc_etherdev(sizeof_priv) alloc_etherdev_mq(sizeof_priv, 1) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* is_zero_ether_addr - Determine if give Ethernet address is all zeros. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Return true if the address is all zeroes. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline int is_zero_ether_addr(const u8 *addr) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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return !(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* is_multicast_ether_addr - Determine if the Ethernet address is a multicast. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* Return true if the address is a multicast address. |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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* By definition the broadcast address is also a multicast address. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline int is_multicast_ether_addr(const u8 *addr) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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return (0x01 & addr[0]); |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* is_local_ether_addr - Determine if the Ethernet address is locally-assigned one (IEEE 802). |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Return true if the address is a local address. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline int is_local_ether_addr(const u8 *addr) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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return (0x02 & addr[0]); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* is_broadcast_ether_addr - Determine if the Ethernet address is broadcast |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Return true if the address is the broadcast address. |
aa628870c1d3
Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline int is_broadcast_ether_addr(const u8 *addr) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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return (addr[0] & addr[1] & addr[2] & addr[3] & addr[4] & addr[5]) == 0xff; |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* is_valid_ether_addr - Determine if the given Ethernet address is valid |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* a multicast address, and is not FF:FF:FF:FF:FF:FF. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* |
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* Return true if the address is valid. |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline int is_valid_ether_addr(const u8 *addr) |
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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/* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* explicitly check for it here. */ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr); |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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|
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Port of Linux 2.6.28 for use with network simulation cradle.
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/** |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* random_ether_addr - Generate software assigned random Ethernet address |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* @addr: Pointer to a six-byte array containing the Ethernet address |
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* |
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* Generate a random Ethernet address (MAC) that is not multicast |
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* and has the local assigned bit set. |
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*/ |
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static inline void random_ether_addr(u8 *addr) |
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{ |
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get_random_bytes (addr, ETH_ALEN); |
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addr [0] &= 0xfe; /* clear multicast bit */ |
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addr [0] |= 0x02; /* set local assignment bit (IEEE802) */ |
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} |
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|
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/** |
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* compare_ether_addr - Compare two Ethernet addresses |
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* @addr1: Pointer to a six-byte array containing the Ethernet address |
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* @addr2: Pointer other six-byte array containing the Ethernet address |
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* |
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* Compare two ethernet addresses, returns 0 if equal |
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*/ |
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static inline unsigned compare_ether_addr(const u8 *addr1, const u8 *addr2) |
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{ |
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const u16 *a = (const u16 *) addr1; |
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const u16 *b = (const u16 *) addr2; |
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|
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BUILD_BUG_ON(ETH_ALEN != 6); |
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return ((a[0] ^ b[0]) | (a[1] ^ b[1]) | (a[2] ^ b[2])) != 0; |
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} |
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#endif /* __KERNEL__ */ |
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|
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#endif /* _LINUX_ETHERDEVICE_H */ |