Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / net / ieee802154 / 6lowpan / 6lowpan_i.h

diff --git a/kernel/net/ieee802154/6lowpan/6lowpan_i.h b/kernel/net/ieee802154/6lowpan/6lowpan_i.h
new file mode 100644 (file)
index 0000000..e50f69d
--- /dev/null
+++ b/kernel/net/ieee802154/6lowpan/6lowpan_i.h
@@ -0,0 +1,72 @@
+#ifndef __IEEE802154_6LOWPAN_I_H__
+#define __IEEE802154_6LOWPAN_I_H__
+
+#include <linux/list.h>
+
+#include <net/ieee802154_netdev.h>
+#include <net/inet_frag.h>
+
+struct lowpan_create_arg {
+       u16 tag;
+       u16 d_size;
+       const struct ieee802154_addr *src;
+       const struct ieee802154_addr *dst;
+};
+
+/* Equivalent of ipv4 struct ip
+ */
+struct lowpan_frag_queue {
+       struct inet_frag_queue  q;
+
+       u16                     tag;
+       u16                     d_size;
+       struct ieee802154_addr  saddr;
+       struct ieee802154_addr  daddr;
+};
+
+static inline u32 ieee802154_addr_hash(const struct ieee802154_addr *a)
+{
+       switch (a->mode) {
+       case IEEE802154_ADDR_LONG:
+               return (((__force u64)a->extended_addr) >> 32) ^
+                       (((__force u64)a->extended_addr) & 0xffffffff);
+       case IEEE802154_ADDR_SHORT:
+               return (__force u32)(a->short_addr);
+       default:
+               return 0;
+       }
+}
+
+struct lowpan_dev_record {
+       struct net_device *ldev;
+       struct list_head list;
+};
+
+/* private device info */
+struct lowpan_dev_info {
+       struct net_device       *real_dev; /* real WPAN device ptr */
+       struct mutex            dev_list_mtx; /* mutex for list ops */
+       u16                     fragment_tag;
+};
+
+static inline struct
+lowpan_dev_info *lowpan_dev_info(const struct net_device *dev)
+{
+       return netdev_priv(dev);
+}
+
+extern struct list_head lowpan_devices;
+
+int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type);
+void lowpan_net_frag_exit(void);
+int lowpan_net_frag_init(void);
+
+void lowpan_rx_init(void);
+void lowpan_rx_exit(void);
+
+int lowpan_header_create(struct sk_buff *skb, struct net_device *dev,
+                        unsigned short type, const void *_daddr,
+                        const void *_saddr, unsigned int len);
+netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev);
+
+#endif /* __IEEE802154_6LOWPAN_I_H__ */