6loWPAN: Add some more configuration settings that will be needed.

include/nuttx/net/sixlowpan.h

@@ -63,12 +63,6 @@
 #define SIXLOWPAN_UDP_8_BIT_PORT_MIN     0xF000
 #define SIXLOWPAN_UDP_8_BIT_PORT_MAX     0xf0ff   /* F000 + 255 */
 
-/* 6lowpan compressions */
-
-#define SIXLOWPAN_COMPRESSION_IPV6       0
-#define SIXLOWPAN_COMPRESSION_HC1        1
-#define SIXLOWPAN_COMPRESSION_HC06       2
-
 /* 6lowpan dispatches */
 
 #define SIXLOWPAN_DISPATCH_IPV6          0x41 /* 01000001 = 65 */

net/sixlowpan/Kconfig

@@ -13,6 +13,42 @@ menuconfig NET_6LOWPAN
 
 if NET_6LOWPAN
 
+config NET_6LOWPAN_FRAG
+	bool "6loWPAN Fragmentation"
+	default y
+	---help---
+		CONFIG_NET_6LOWPAN_FRAG specifies if 6lowpan fragmentation should be
+		used or not. Fragmentation is on by default.
+
+choice
+	prompt "6loWPAN Compression"
+	default NET_6LOWPAN_COMPRESSION_HC06
+
+config NET_6LOWPAN_COMPRESSION_IPv6
+	bool "IPv6 Dispatch"
+	---help---
+		Packets compression when only IPv6 dispatch is used.  There is no
+		compression in this case, all fields are sent inline. We just add
+		the IPv6 dispatch byte before the packet.
+
+config NET_6LOWPAN_COMPRESSION_HC1
+	bool "6loWPAN HC1"
+	---help---
+		Compress IP/UDP header using HC1 and HC_UDP
+
+config NET_6LOWPAN_COMPRESSION_HC06
+	bool "6loWPAN HC06"
+	---help---
+		Compress IP/UDP header using HC06 compression
+
+endchoice # 6loWPAN Compression
+
+config NET_6LOWPAN_MAXADDRCONTEXT
+	int "Maximum address contexts"
+	default 1
+	---help---
+		If we use IPHC compression, how many address contexts do we support?
+
 config NET_6LOWPAN_MTU
 	int "6LoWPAN packet buffer size (MTU)"
 	default 1294

net/sixlowpan/sixlowpan_compressor.c

@@ -42,7 +42,7 @@
 #include "nuttx/net/net.h"
 #include "nuttx/net/sixlowpan.h"
 
-#include "sixlowpan/sixlopan.h"
+#include "sixlowpan/sixlowpan.h"
 
 #ifdef CONFIG_NET_6LOWPAN
 

net/sixlowpan/sixlowpan_sniffer.c

@@ -42,7 +42,7 @@
 #include "nuttx/net/net.h"
 #include "nuttx/net/sixlowpan.h"
 
-#include "sixlowpan/sixlopan.h"
+#include "sixlowpan/sixlowpan.h"
 
 #ifdef CONFIG_NET_6LOWPAN