The current test is not RFC6282 compliant. The same issue has been found
out and fixed in Contiki. This patch is basicaly a port of their fix.
Signed-off-by: Tony Cheneau <tony.chen...@amnesiak.org>
---
net/ieee802154/6lowpan.h | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/net/ieee802154/6lowpan.h b/net/ieee802154/6lowpan.h
index 8c2251f..efd1a57 100644
--- a/net/ieee802154/6lowpan.h
+++ b/net/ieee802154/6lowpan.h
@@ -87,14 +87,16 @@
#define is_addr_link_local(a) (((a)->s6_addr16[0]) == 0x80FE)
/*
- * check whether we can compress the IID to 16 bits,
- * it's possible for unicast adresses with first 49 bits are zero only.
- */
+* check whether we can compress the IID to 16 bits,
+* it's possible for unicast adresses with first 49 bits are zero only.
+*/
#define lowpan_is_iid_16_bit_compressable(a) \
((((a)->s6_addr16[4]) == 0) && \
- (((a)->s6_addr16[5]) == 0) && \
- (((a)->s6_addr16[6]) == 0) && \
- ((((a)->s6_addr[14]) & 0x80) == 0))
+ (((a)->s6_addr[10]) == 0) && \
+ (((a)->s6_addr[11]) == 0xff) && \
+ (((a)->s6_addr[12]) == 0xfe) && \
+ (((a)->s6_addr[13]) == 0))
+
/* multicast address */
#define is_addr_mcast(a) (((a)->s6_addr[0]) == 0xFF)
--
1.7.8.6
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