tegrakernel/kernel/kernel-4.9/net/6lowpan/nhc_ghc_ext_hop.c

28 lines
868 B
C

/*
* 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_HOP_IDLEN 1
#define LOWPAN_GHC_EXT_HOP_ID_0 0xb0
#define LOWPAN_GHC_EXT_HOP_MASK_0 0xfe
static void hop_ghid_setup(struct lowpan_nhc *nhc)
{
nhc->id[0] = LOWPAN_GHC_EXT_HOP_ID_0;
nhc->idmask[0] = LOWPAN_GHC_EXT_HOP_MASK_0;
}
LOWPAN_NHC(ghc_ext_hop, "RFC7400 Hop-by-Hop Extension Header", NEXTHDR_HOP, 0,
hop_ghid_setup, LOWPAN_GHC_EXT_HOP_IDLEN, NULL, NULL);
module_lowpan_nhc(ghc_ext_hop);
MODULE_DESCRIPTION("6LoWPAN generic header hop-by-hop extension compression");
MODULE_LICENSE("GPL");