1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *	6LoWPAN Extension Header compression according to RFC7400
4 */
5
6#include "nhc.h"
7
8#define LOWPAN_GHC_EXT_ROUTE_IDLEN	1
9#define LOWPAN_GHC_EXT_ROUTE_ID_0	0xb2
10#define LOWPAN_GHC_EXT_ROUTE_MASK_0	0xfe
11
12static void route_ghid_setup(struct lowpan_nhc *nhc)
13{
14	nhc->id[0] = LOWPAN_GHC_EXT_ROUTE_ID_0;
15	nhc->idmask[0] = LOWPAN_GHC_EXT_ROUTE_MASK_0;
16}
17
18LOWPAN_NHC(ghc_ext_route, "RFC7400 Routing Extension Header", NEXTHDR_ROUTING,
19	   0, route_ghid_setup, LOWPAN_GHC_EXT_ROUTE_IDLEN, NULL, NULL);
20
21module_lowpan_nhc(ghc_ext_route);
22MODULE_DESCRIPTION("6LoWPAN generic header routing extension compression");
23MODULE_LICENSE("GPL");
24