1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * 6LoWPAN ICMPv6 compression according to RFC7400 4 */ 5 6#include "nhc.h" 7 8#define LOWPAN_GHC_ICMPV6_IDLEN 1 9#define LOWPAN_GHC_ICMPV6_ID_0 0xdf 10#define LOWPAN_GHC_ICMPV6_MASK_0 0xff 11 12static void icmpv6_ghid_setup(struct lowpan_nhc *nhc) 13{ 14 nhc->id[0] = LOWPAN_GHC_ICMPV6_ID_0; 15 nhc->idmask[0] = LOWPAN_GHC_ICMPV6_MASK_0; 16} 17 18LOWPAN_NHC(ghc_icmpv6, "RFC7400 ICMPv6", NEXTHDR_ICMP, 0, 19 icmpv6_ghid_setup, LOWPAN_GHC_ICMPV6_IDLEN, NULL, NULL); 20 21module_lowpan_nhc(ghc_icmpv6); 22MODULE_DESCRIPTION("6LoWPAN generic header ICMPv6 compression"); 23MODULE_LICENSE("GPL"); 24