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authorIngo Molnar <mingo@kernel.org>2016-01-29 11:41:18 +0300
committerIngo Molnar <mingo@kernel.org>2016-01-29 11:41:18 +0300
commit76b36fa896a2db64582690e085f36adc76604134 (patch)
tree78007f123ead6f96cdee6ba98ac3c289c706cc39 /net/6lowpan/nhc_ghc_icmpv6.c
parent14365449b6ce34cf6a3040ff8ebbb39d89d67159 (diff)
parent92e963f50fc74041b5e9e744c330dca48e04f08d (diff)
downloadlinux-76b36fa896a2db64582690e085f36adc76604134.tar.xz
Merge tag 'v4.5-rc1' into x86/asm, to refresh the branch before merging new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/6lowpan/nhc_ghc_icmpv6.c')
-rw-r--r--net/6lowpan/nhc_ghc_icmpv6.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/net/6lowpan/nhc_ghc_icmpv6.c b/net/6lowpan/nhc_ghc_icmpv6.c
new file mode 100644
index 000000000000..32e7c2c66bbc
--- /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_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");