On Fri, Sep 18, 2015 at 01:52:48PM +0200, Stefan Schmidt wrote:
> Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxx>
> ---
> 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,
s/NEXTHDR_HOP/NEXTHDR_ICMP/
- Alex
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