1 /* 2 * 6LoWPAN Extension Header compression according to RFC7400 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_GHC_EXT_FRAG_IDLEN 1 13 #define LOWPAN_GHC_EXT_FRAG_ID_0 0xb4 14 #define LOWPAN_GHC_EXT_FRAG_MASK_0 0xfe 15 16 static void frag_ghid_setup(struct lowpan_nhc *nhc) 17 { 18 nhc->id[0] = LOWPAN_GHC_EXT_FRAG_ID_0; 19 nhc->idmask[0] = LOWPAN_GHC_EXT_FRAG_MASK_0; 20 } 21 22 LOWPAN_NHC(ghc_ext_frag, "RFC7400 Fragmentation Extension Header", 23 NEXTHDR_FRAGMENT, 0, frag_ghid_setup, 24 LOWPAN_GHC_EXT_FRAG_IDLEN, NULL, NULL); 25 26 module_lowpan_nhc(ghc_ext_frag); 27 MODULE_DESCRIPTION("6LoWPAN generic header fragmentation extension compression"); 28 MODULE_LICENSE("GPL"); 29