xref: /openbmc/linux/net/6lowpan/nhc_ipv6.c (revision e15a5365)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *	6LoWPAN IPv6 Header compression according to RFC6282
4  */
5 
6 #include "nhc.h"
7 
8 #define LOWPAN_NHC_IPV6_IDLEN	1
9 #define LOWPAN_NHC_IPV6_ID_0	0xee
10 #define LOWPAN_NHC_IPV6_MASK_0	0xfe
11 
12 static void ipv6_nhid_setup(struct lowpan_nhc *nhc)
13 {
14 	nhc->id[0] = LOWPAN_NHC_IPV6_ID_0;
15 	nhc->idmask[0] = LOWPAN_NHC_IPV6_MASK_0;
16 }
17 
18 LOWPAN_NHC(nhc_ipv6, "RFC6282 IPv6", NEXTHDR_IPV6, 0, ipv6_nhid_setup,
19 	   LOWPAN_NHC_IPV6_IDLEN, NULL, NULL);
20 
21 module_lowpan_nhc(nhc_ipv6);
22 MODULE_DESCRIPTION("6LoWPAN next header RFC6282 IPv6 compression");
23 MODULE_LICENSE("GPL");
24