diff --git a/include/linux/if_wanpipe.h b/include/linux/if_wanpipe.h
new file mode 100644
index 0000000..e594ca6
--- /dev/null
+++ b/include/linux/if_wanpipe.h
@@ -0,0 +1,124 @@
+/*****************************************************************************
+* if_wanpipe.h	Header file for the Sangoma AF_WANPIPE Socket 	
+*
+* Author: 	Nenad Corbic 	
+*
+* Copyright:	(c) 2000 Sangoma Technologies Inc.
+*
+*		This program is free software; you can redistribute it and/or
+*		modify it under the terms of the GNU General Public License
+*		as published by the Free Software Foundation; either version
+*		2 of the License, or (at your option) any later version.
+* ============================================================================
+*
+* Jan 28, 2000	Nenad Corbic 	Initial Version
+*
+*****************************************************************************/
+
+#ifndef __LINUX_IF_WAN_PACKET_H
+#define __LINUX_IF_WAN_PACKET_H
+
+struct wan_sockaddr_ll
+{
+	unsigned short	sll_family;
+	unsigned short	sll_protocol;
+	int		sll_ifindex;
+	unsigned short	sll_hatype;
+	unsigned char	sll_pkttype;
+	unsigned char	sll_halen;
+	unsigned char	sll_addr[8];
+	unsigned char   sll_device[14];
+	unsigned char 	sll_card[14];
+};
+
+typedef struct 
+{
+	unsigned char free;
+	unsigned char state_sk;
+	int rcvbuf;
+	int sndbuf;
+	int rmem;
+	int wmem;
+	int sk_count;
+	unsigned char bound;
+	char name[14];
+	unsigned char d_state;
+	unsigned char svc;
+	unsigned short lcn;
+	unsigned char mbox;
+	unsigned char cmd_busy;
+	unsigned char command;
+	unsigned poll;
+	unsigned poll_cnt;
+	int rblock;	
+} wan_debug_hdr_t;
+
+#define MAX_NUM_DEBUG  10
+#define X25_PROT       0x16
+#define PVC_PROT       0x17	
+
+typedef struct
+{
+	wan_debug_hdr_t debug[MAX_NUM_DEBUG];
+}wan_debug_t;
+
+#define	SIOC_WANPIPE_GET_CALL_DATA	(SIOCPROTOPRIVATE + 0)
+#define	SIOC_WANPIPE_SET_CALL_DATA	(SIOCPROTOPRIVATE + 1)
+#define SIOC_WANPIPE_ACCEPT_CALL	(SIOCPROTOPRIVATE + 2)
+#define SIOC_WANPIPE_CLEAR_CALL	        (SIOCPROTOPRIVATE + 3)
+#define SIOC_WANPIPE_RESET_CALL	        (SIOCPROTOPRIVATE + 4)
+#define SIOC_WANPIPE_DEBUG	        (SIOCPROTOPRIVATE + 5)
+#define SIOC_WANPIPE_SET_NONBLOCK	(SIOCPROTOPRIVATE + 6)
+#define SIOC_WANPIPE_CHECK_TX		(SIOCPROTOPRIVATE + 7)
+#define SIOC_WANPIPE_SOCK_STATE		(SIOCPROTOPRIVATE + 8)
+
+/* Packet types */
+
+#define WAN_PACKET_HOST		0		/* To us		*/
+#define WAN_PACKET_BROADCAST	1		/* To all		*/
+#define WAN_PACKET_MULTICAST	2		/* To group		*/
+#define WAN_PACKET_OTHERHOST	3		/* To someone else 	*/
+#define WAN_PACKET_OUTGOING		4		/* Outgoing of any type */
+/* These ones are invisible by user level */
+#define WAN_PACKET_LOOPBACK		5		/* MC/BRD frame looped back */
+#define WAN_PACKET_FASTROUTE	6		/* Fastrouted frame	*/
+
+
+/* X25 specific */
+#define WAN_PACKET_DATA 	7
+#define WAN_PACKET_CMD 		8
+#define WAN_PACKET_ASYNC	9
+#define WAN_PACKET_ERR	       10
+
+/* Packet socket options */
+
+#define WAN_PACKET_ADD_MEMBERSHIP		1
+#define WAN_PACKET_DROP_MEMBERSHIP		2
+
+#define WAN_PACKET_MR_MULTICAST	0
+#define WAN_PACKET_MR_PROMISC	1
+#define WAN_PACKET_MR_ALLMULTI	2
+
+#ifdef __KERNEL__
+
+/* Private wanpipe socket structures. */
+struct wanpipe_opt
+{
+	void   *mbox;		/* Mail box  */
+	void   *card; 		/* Card bouded to */
+	struct net_device *dev;	/* Bounded device */
+	unsigned short lcn;	/* Binded LCN */
+	unsigned char  svc;	/* 0=pvc, 1=svc */
+	unsigned char  timer;   /* flag for delayed transmit*/	
+	struct timer_list tx_timer;
+	unsigned poll_cnt;
+	unsigned char force;	/* Used to force sock release */
+	atomic_t packet_sent;   
+	unsigned short num; 
+};
+
+#define wp_sk(__sk) ((struct wanpipe_opt *)(__sk)->sk_protinfo)
+
+#endif
+
+#endif