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Commit c39da3bb authored by Stefan Schmidt's avatar Stefan Schmidt Committed by Marcel Holtmann
Browse files

6lowpan: add nhc module for GHC ICMPv6 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 70cc8675

net/6lowpan/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -70,4 +70,9 @@ config 6LOWPAN_GHC_UDP 
	---help---

	  6LoWPAN IPv6 UDP generic header compression according to RFC7400.



config 6LOWPAN_GHC_ICMPV6

	tristate "GHC ICMPv6 Support"

	---help---

	  6LoWPAN IPv6 ICMPv6 generic header compression according to RFC7400.



endif

net/6lowpan/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -14,3 +14,4 @@ obj-$(CONFIG_6LOWPAN_NHC_UDP) += nhc_udp.o 
#rfc7400 ghcs

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

net/6lowpan/nhc_ghc_icmpv6.c

0 → 100644
+27 −0
Original line number Diff line number Diff line 
/*

 *	6LoWPAN ICMPv6 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_ICMPV6_IDLEN		1

#define LOWPAN_GHC_ICMPV6_ID_0		0xdf

#define LOWPAN_GHC_ICMPV6_MASK_0	0xff



static void icmpv6_ghid_setup(struct lowpan_nhc *nhc)

{

	nhc->id[0] = LOWPAN_GHC_ICMPV6_ID_0;

	nhc->idmask[0] = LOWPAN_GHC_ICMPV6_MASK_0;

}



LOWPAN_NHC(ghc_icmpv6, "RFC7400 ICMPv6", NEXTHDR_ICMP, 0,

	   icmpv6_ghid_setup, LOWPAN_GHC_ICMPV6_IDLEN, NULL, NULL);



module_lowpan_nhc(ghc_icmpv6);

MODULE_DESCRIPTION("6LoWPAN generic header ICMPv6 compression");

MODULE_LICENSE("GPL");