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6loWPAN: Correct ordering of headers. fragmentation header was coming out before FCF.

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Gregory Nutt
2017-04-16 12:18:42 -06:00
parent 57dd302227
commit 41f3f1ced7
7 changed files with 186 additions and 128 deletions
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include/nuttx/net/sixlowpan.h
+13 -5
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@@ -160,14 +160,22 @@
/* 6lowpan dispatches */
#define SIXLOWPAN_DISPATCH_IPV6 0x41 /* 01000001 = 65 */
#define SIXLOWPAN_DISPATCH_HC1 0x42 /* 01000010 = 66 */
#define SIXLOWPAN_DISPATCH_NALP 0x00 /* 00xxxxxx Not a LoWPAN packet */
#define SIXLOWPAN_DISPATCH_NALP_MASK 0xc0 /* 11000000 */
#define SIXLOWPAN_DISPATCH_IPHC 0x60 /* 011xxxxx */
#define SIXLOWPAN_DISPATCH_IPV6 0x41 /* 01000001 Uncompressed IPv6 addresses */
#define SIXLOWPAN_DISPATCH_HC1 0x42 /* 01000010 HC1 Compressed IPv6 header */
#define SIXLOWPAN_DISPATCH_BC0 0x50 /* 01010000 BC0 Broadcast header */
#define SIXLOWPAN_DISPATCH_ESC 0x7f /* 01111111 Additional Dispatch octet follows */
#define SIXLOWPAN_DISPATCH_IPHC 0x60 /* 011xxxxx IP Header Compression (IPHC)*/
#define SIXLOWPAN_DISPATCH_IPHC_MASK 0xe0 /* 11100000 */
#define SIXLOWPAN_DISPATCH_FRAG1 0xc0 /* 11000xxx */
#define SIXLOWPAN_DISPATCH_FRAGN 0xe0 /* 11100xxx */
#define SIXLOWPAN_DISPATCH_MESH 0x80 /* 10xxxxxx Mesh routing header */
#define SIXLOWPAN_DISPATCH_MESH_MASK 0xc0 /* 11000000 */
#define SIXLOWPAN_DISPATCH_FRAG1 0xc0 /* 11000xxx Fragmentation header (first) */
#define SIXLOWPAN_DISPATCH_FRAGN 0xe0 /* 11100xxx Fragmentation header (subsequent) */
#define SIXLOWPAN_DISPATCH_FRAG_MASK 0xf8 /* 11111000 */
/* HC1 encoding */