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/*
* Copyright 2007, Broadcom Corporation
* All Rights Reserved.
*
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Broadcom Corporation;
* the contents of this file may not be disclosed to third parties, copied
* or duplicated in any form, in whole or in part, without the prior
* written permission of Broadcom Corporation.
*
* Fundamental constants relating to UDP Protocol
*
* $Id$
*/
#ifndef _bcmudp_h_
#define _bcmudp_h_
/* enable structure packing */
#if defined(__GNUC__)
#define PACKED __attribute__((packed))
#else
#pragma pack(1)
#define PACKED
#endif
/* UDP header */
#define UDP_DEST_PORT_OFFSET 2 /* UDP dest port offset */
#define UDP_LEN_OFFSET 4 /* UDP length offset */
#define UDP_CHKSUM_OFFSET 6 /* UDP body checksum offset */
#define UDP_HDR_LEN 8 /* UDP header length */
#define UDP_PORT_LEN 2 /* UDP port length */
/* These fields are stored in network order */
struct bcmudp_hdr
{
uint16 src_port; /* Source Port Address */
uint16 dst_port; /* Destination Port Address */
uint16 len; /* Number of bytes in datagram including header */
uint16 chksum; /* entire datagram checksum with pseudoheader */
} PACKED;
#undef PACKED
#if !defined(__GNUC__)
#pragma pack()
#endif
#endif /* #ifndef _bcmudp_h_ */
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