acrn-kernel/net/6lowpan/nhc_hop.c

24 lines
633 B
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");