Return-Path: From: Stefan Schmidt To: linux-wpan@vger.kernel.org Cc: Alexander Aring , jukka.rissanen@linux.intel.com, linux-bluetooth@vger.kernel.org, Stefan Schmidt Subject: [PATCH bluetooth-next 4/4] 6lowpan: add nhc module for GHC ICMPv6 detection Date: Fri, 18 Sep 2015 13:52:48 +0200 Message-Id: <1442577168-23183-5-git-send-email-stefan@osg.samsung.com> In-Reply-To: <1442577168-23183-1-git-send-email-stefan@osg.samsung.com> References: <1442577168-23183-1-git-send-email-stefan@osg.samsung.com> Sender: linux-wpan-owner@vger.kernel.org List-ID: Signed-off-by: Stefan Schmidt --- net/6lowpan/Kconfig | 5 +++++ net/6lowpan/Makefile | 1 + net/6lowpan/nhc_ghc_icmpv6.c | 27 +++++++++++++++++++++++++++ 3 files changed, 33 insertions(+) create mode 100644 net/6lowpan/nhc_ghc_icmpv6.c diff --git a/net/6lowpan/Kconfig b/net/6lowpan/Kconfig index 67a786b..a34693d 100644 --- a/net/6lowpan/Kconfig +++ b/net/6lowpan/Kconfig @@ -69,4 +69,9 @@ config 6LOWPAN_GHC_UDP default y ---help--- +config 6LOWPAN_GHC_ICMPV6 + tristate "GHC ICMPv6 Support" + default y + ---help--- + endif diff --git a/net/6lowpan/Makefile b/net/6lowpan/Makefile index fc65efb..49256b7f 100644 --- a/net/6lowpan/Makefile +++ b/net/6lowpan/Makefile @@ -14,3 +14,4 @@ obj-$(CONFIG_6LOWPAN_NHC_UDP) += nhc_udp.o #rfc7400 ghcs obj-$(CONFIG_6LOWPAN_GHC_EXTENSION_HEADER) += nhc_ghc_extension_header.o obj-$(CONFIG_6LOWPAN_GHC_UDP) += nhc_ghc_udp.o +obj-$(CONFIG_6LOWPAN_GHC_ICMPV6) += nhc_ghc_icmpv6.o diff --git a/net/6lowpan/nhc_ghc_icmpv6.c b/net/6lowpan/nhc_ghc_icmpv6.c new file mode 100644 index 0000000..378ebfe --- /dev/null +++ b/net/6lowpan/nhc_ghc_icmpv6.c @@ -0,0 +1,27 @@ +/* + * 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_HOP, 0, + icmpv6_ghid_setup, LOWPAN_GHC_ICMPV6_IDLEN, NULL, NULL); + +module_lowpan_nhc(ghc_icmpv6); +MODULE_DESCRIPTION("6LoWPAN generic header RFC7400 ICMPv6 compression"); +MODULE_LICENSE("GPL"); -- 2.4.3