igmp_packet.h

路由器协议平台igmp协议设计实现源码。

/*
 $Log:: /OEM Source Code/igmp/igmp_packet.h                                                        $
 * 
 * 1     4/23/98 9:53p Release Engineer
 * Initial release
 * IGMP v4.1.0
 */
/************************************************************************/
/*  Copyright (C) 1997-1998 RouterWare, Inc.                            */
/*  Unpublished - rights reserved under the Copyright Laws of the       */
/*  United States.  Use, duplication, or disclosure by the              */
/*  Government is subject to restrictions as set forth in               */
/*  subparagraph (c)(1)(ii) of the Rights in Technical Data and         */
/*  Computer Software clause at 252.227-7013.                           */
/*  RouterWare, Inc., 3961 MacArthur Blvd. Suite 212, Newport Beach, CA */
/************************************************************************/
#if !defined (_IGMP_PACKET_H_)
#define _IGMP_PACKET_H_

typedef _struct IGMP_PAYLOAD
{
	BYTE_ENUM (IGMP_MESSAGE_TYPE)			message_type;

	BYTE 											max_response_time;

	USHORT										checksum;

	ULONG											group_ip_address;
} _pack IGMP_PAYLOAD;

typedef _struct IGMP_PACKET
{
	UNION_MAC_HEADER 							mac_header;

	IP_HEADER									ip_header;

	IGMP_PAYLOAD								igmp_payload;

} _pack IGMP_PACKET;

#endif /* (_IGMP_PACKET_H_) */