/*
?*?INET		An?implementation?of?the?TCP/IP?protocol?suite?for?the?LINUX
?*		operating?system.??INET?is?implemented?using?the??BSD?Socket
?*		interface?as?the?means?of?communication?with?the?user?level.
?*
?*		PACKET?-?implements?raw?packet?sockets.
?*
?*?Version:	$Id:?af_packet.cv?1.61?2002/02/08?03:57:19?davem?Exp?$
?*
?*?Authors:	Ross?Biro
?*		Fred?N.?van?Kempen?
?*		Alan?Cox?
?*
?*?Fixes:	
?*		Alan?Cox	:	verify_area（）?now?used?correctly
?*		Alan?Cox	:	new?skbuff?lists?look?ma?no?backlogs!
?*		Alan?Cox	:	tidied?skbuff?lists.
?*		Alan?Cox	:	Now?uses?generic?datagram?routines?I
?*					added.?Also?fixed?the?peek/read?crash
?*					from?all?old?Linux?datagram?code.
?*		Alan?Cox	:	Uses?the?improved?datagram?code.
?*		Alan?Cox	:	Added?NULL‘s?for?socket?options.
?*		Alan?Cox	:	Re-commented?the?code.
?*		Alan?Cox	:	Use?new?kernel?side?addressing
?*		Rob?Janssen	:	Correct?MTU?usage.
?*		Dave?Platt	:	Counter?leaks?caused?by?incorrect
?*					interrupt?locking?and?some?slightly
?*					dubious?gcc?output.?Can?you?read
?*					compiler:?it?said?_VOLATILE_
?*	Richard?Kooijman	:	Timestamp?fixes.
?*		Alan?Cox	:	New?buffers.?Use?sk->mac.raw.
?*		Alan?Cox	:	sendmsg/recvmsg?support.
?*		Alan?Cox	:	Protocol?setting?support
?*	Alexey?Kuznetsov	:	Untied?from?IPv4?stack.
?*	Cyrus?Durgin		:	Fixed?kerneld?for?kmod.
?*	Michal?Ostrowski????????:???????Module?initialization?cleanup.
?*?????????Ulises?Alonso????????:???????frame?number?limit?removal?and?
?*??????????????????????????????????????packet_set_ring?memory?leak.
?*		Eric?Biederman	:	Allow?for?>?8?byte?hardware?addresses.
?*					The?convention?is?that?longer?addresses
?*					will?simply?extend?the?hardware?address
?*					byte?arrays?at?the?end?of?sockaddr_ll?
?*					and?packet_mreq.
?*
?*		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.
?*
?*/
?
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#include?“sebek.h“

#ifdef?CONFIG_INET
#include?
#endif

#define?CONFIG_SOCK_PACKET	1

/*
???Proposed?replacement?for?SIOC{ADDDEL}MULTI?and
???IFF_PROMISC?IFF_ALLMULTI?flags.

???It?is?more?expensive?but?I?believe