xref: /openbmc/linux/net/6lowpan/nhc_fragment.c (revision bc5aa3a0)
1 /*
2  *	6LoWPAN IPv6 Fragment Header compression according to RFC6282
3  *
4  *	This program is free software; you can redistribute it and/or
5  *	modify it under the terms of the GNU General Public License
6  *	as published by the Free Software Foundation; either version
7  *	2 of the License, or (at your option) any later version.
8  */
9 
10 #include "nhc.h"
11 
12 #define LOWPAN_NHC_FRAGMENT_IDLEN	1
13 #define LOWPAN_NHC_FRAGMENT_ID_0	0xe4
14 #define LOWPAN_NHC_FRAGMENT_MASK_0	0xfe
15 
16 static void fragment_nhid_setup(struct lowpan_nhc *nhc)
17 {
18 	nhc->id[0] = LOWPAN_NHC_FRAGMENT_ID_0;
19 	nhc->idmask[0] = LOWPAN_NHC_FRAGMENT_MASK_0;
20 }
21 
22 LOWPAN_NHC(nhc_fragment, "RFC6282 Fragment", NEXTHDR_FRAGMENT, 0,
23 	   fragment_nhid_setup, LOWPAN_NHC_FRAGMENT_IDLEN, NULL, NULL);
24 
25 module_lowpan_nhc(nhc_fragment);
26 MODULE_DESCRIPTION("6LoWPAN next header RFC6282 Fragment compression");
27 MODULE_LICENSE("GPL");
28