Commit 20616a5a authored by Stefan Schmidt's avatar Stefan Schmidt Committed by Marcel Holtmann

6lowpan: add nhc module for GHC destination extension header detection

Acked-by: default avatarJukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: default avatarStefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: default avatarAlexander Aring <alex.aring@gmail.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent c39da3bb
......@@ -75,4 +75,10 @@ config 6LOWPAN_GHC_ICMPV6
---help---
6LoWPAN IPv6 ICMPv6 generic header compression according to RFC7400.
config 6LOWPAN_GHC_EXT_HDR_DEST
tristate "GHC Destination Options Header Support"
---help---
6LoWPAN IPv6 destination option generic header compression according
to RFC7400.
endif
......@@ -15,3 +15,4 @@ obj-$(CONFIG_6LOWPAN_NHC_UDP) += nhc_udp.o
obj-$(CONFIG_6LOWPAN_GHC_EXT_HDR_HOP) += nhc_ghc_ext_hop.o
obj-$(CONFIG_6LOWPAN_GHC_UDP) += nhc_ghc_udp.o
obj-$(CONFIG_6LOWPAN_GHC_ICMPV6) += nhc_ghc_icmpv6.o
obj-$(CONFIG_6LOWPAN_GHC_EXT_HDR_DEST) += nhc_ghc_ext_dest.o
/*
* 6LoWPAN Extension Header 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_EXT_DEST_IDLEN 1
#define LOWPAN_GHC_EXT_DEST_ID_0 0xb6
#define LOWPAN_GHC_EXT_DEST_MASK_0 0xfe
static void dest_ghid_setup(struct lowpan_nhc *nhc)
{
nhc->id[0] = LOWPAN_GHC_EXT_DEST_ID_0;
nhc->idmask[0] = LOWPAN_GHC_EXT_DEST_MASK_0;
}
LOWPAN_NHC(ghc_ext_dest, "RFC7400 Destination Extension Header", NEXTHDR_DEST,
0, dest_ghid_setup, LOWPAN_GHC_EXT_DEST_IDLEN, NULL, NULL);
module_lowpan_nhc(ghc_ext_dest);
MODULE_DESCRIPTION("6LoWPAN generic header destination extension compression");
MODULE_LICENSE("GPL");
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