kernel-ark/net/6lowpan/nhc_ghc_udp.c
Stefan Schmidt 70cc86752e 6lowpan: add nhc module for GHC UDP detection
Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Stefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2015-12-10 01:25:24 +01:00

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C

/*
* 6LoWPAN UDP compression according to RFC7400
*
* 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.
*/
#include "nhc.h"
#define LOWPAN_GHC_UDP_IDLEN 1
#define LOWPAN_GHC_UDP_ID_0 0xd0
#define LOWPAN_GHC_UDP_MASK_0 0xf8
static void udp_ghid_setup(struct lowpan_nhc *nhc)
{
nhc->id[0] = LOWPAN_GHC_UDP_ID_0;
nhc->idmask[0] = LOWPAN_GHC_UDP_MASK_0;
}
LOWPAN_NHC(ghc_udp, "RFC7400 UDP", NEXTHDR_UDP, 0,
udp_ghid_setup, LOWPAN_GHC_UDP_IDLEN, NULL, NULL);
module_lowpan_nhc(ghc_udp);
MODULE_DESCRIPTION("6LoWPAN generic header UDP compression");
MODULE_LICENSE("GPL");