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-rw-r--r--include/net/6lowpan.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/net/6lowpan.h b/include/net/6lowpan.h
index dc03d77..a2f59ec 100644
--- a/include/net/6lowpan.h
+++ b/include/net/6lowpan.h
@@ -197,6 +197,27 @@
#define LOWPAN_NHC_UDP_CS_P_11 0xF3 /* source & dest = 0xF0B + 4bit inline */
#define LOWPAN_NHC_UDP_CS_C 0x04 /* checksum elided */
+#define LOWPAN_PRIV_SIZE(llpriv_size) \
+ (sizeof(struct lowpan_priv) + llpriv_size)
+
+enum lowpan_lltypes {
+ LOWPAN_LLTYPE_BTLE,
+ LOWPAN_LLTYPE_IEEE802154,
+};
+
+struct lowpan_priv {
+ enum lowpan_lltypes lltype;
+
+ /* must be last */
+ u8 priv[0] __aligned(sizeof(void *));
+};
+
+static inline
+struct lowpan_priv *lowpan_priv(const struct net_device *dev)
+{
+ return netdev_priv(dev);
+}
+
#ifdef DEBUG
/* print data in line */
static inline void raw_dump_inline(const char *caller, char *msg,
@@ -372,6 +393,8 @@ lowpan_uncompress_size(const struct sk_buff *skb, u16 *dgram_offset)
return skb->len + uncomp_header - ret;
}
+void lowpan_netdev_setup(struct net_device *dev, enum lowpan_lltypes lltype);
+
int
lowpan_header_decompress(struct sk_buff *skb, struct net_device *dev,
const u8 *saddr, const u8 saddr_type,
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