[linux-2.6-block.git] / net / 6lowpan / nhc_hop.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *	6LoWPAN IPv6 Hop-by-Hop Options Header compression according to RFC6282
 */

#include "nhc.h"

#define LOWPAN_NHC_HOP_IDLEN	1
#define LOWPAN_NHC_HOP_ID_0	0xe0
#define LOWPAN_NHC_HOP_MASK_0	0xfe

static void hop_nhid_setup(struct lowpan_nhc *nhc)
{
	nhc->id[0] = LOWPAN_NHC_HOP_ID_0;
	nhc->idmask[0] = LOWPAN_NHC_HOP_MASK_0;
}

LOWPAN_NHC(nhc_hop, "RFC6282 Hop-by-Hop Options", NEXTHDR_HOP, 0,
	   hop_nhid_setup, LOWPAN_NHC_HOP_IDLEN, NULL, NULL);

module_lowpan_nhc(nhc_hop);
MODULE_DESCRIPTION("6LoWPAN next header RFC6282 Hop-by-Hop Options compression");
MODULE_LICENSE("GPL");
Commit	Line	Data
2874c5fd	1	// SPDX-License-Identifier: GPL-2.0-or-later
ff0fcc29 AA	2	/*
ff0fcc29 AA	3	* 6LoWPAN IPv6 Hop-by-Hop Options Header compression according to RFC6282
ff0fcc29 AA	4	*/
	5
	6	#include "nhc.h"
	7
	8	#define LOWPAN_NHC_HOP_IDLEN 1
	9	#define LOWPAN_NHC_HOP_ID_0 0xe0
	10	#define LOWPAN_NHC_HOP_MASK_0 0xfe
	11
	12	static void hop_nhid_setup(struct lowpan_nhc *nhc)
	13	{
	14	nhc->id[0] = LOWPAN_NHC_HOP_ID_0;
	15	nhc->idmask[0] = LOWPAN_NHC_HOP_MASK_0;
	16	}
	17
	18	LOWPAN_NHC(nhc_hop, "RFC6282 Hop-by-Hop Options", NEXTHDR_HOP, 0,
	19	hop_nhid_setup, LOWPAN_NHC_HOP_IDLEN, NULL, NULL);
	20
	21	module_lowpan_nhc(nhc_hop);
	22	MODULE_DESCRIPTION("6LoWPAN next header RFC6282 Hop-by-Hop Options compression");
	23	MODULE_LICENSE("GPL");