diff --git a/include/net/x25device.h b/include/net/x25device.h
new file mode 100644
index 0000000..cf36a20
--- /dev/null
+++ b/include/net/x25device.h
@@ -0,0 +1,17 @@
+#ifndef _X25DEVICE_H
+#define _X25DEVICE_H
+
+#include <linux/if_ether.h>
+#include <linux/if_packet.h>
+#include <linux/skbuff.h>
+
+static inline unsigned short x25_type_trans(struct sk_buff *skb,
+					    struct net_device *dev)
+{
+	skb->mac.raw = skb->data;
+	skb->input_dev = skb->dev = dev;
+	skb->pkt_type = PACKET_HOST;
+	
+	return htons(ETH_P_X25);
+}
+#endif