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diff --git a/include/net/irda/irlan_common.h b/include/net/irda/irlan_common.h
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+/*********************************************************************
+ *
+ * Filename: irlan_common.h
+ * Version: 0.8
+ * Description: IrDA LAN access layer
+ * Status: Experimental.
+ * Author: Dag Brattli <dagb@cs.uit.no>
+ * Created at: Sun Aug 31 20:14:37 1997
+ * Modified at: Sun Oct 31 19:41:24 1999
+ * Modified by: Dag Brattli <dagb@cs.uit.no>
+ *
+ * Copyright (c) 1998-1999 Dag Brattli <dagb@cs.uit.no>,
+ * All Rights Reserved.
+ *
+ * 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.
+ *
+ * Neither Dag Brattli nor University of Tromsų admit liability nor
+ * provide warranty for any of this software. This material is
+ * provided "AS-IS" and at no charge.
+ *
+ ********************************************************************/
+
+#ifndef IRLAN_H
+#define IRLAN_H
+
+#include <asm/param.h> /* for HZ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+
+#include <net/irda/irttp.h>
+
+#define IRLAN_MTU 1518
+#define IRLAN_TIMEOUT 10*HZ /* 10 seconds */
+
+/* Command packet types */
+#define CMD_GET_PROVIDER_INFO 0
+#define CMD_GET_MEDIA_CHAR 1
+#define CMD_OPEN_DATA_CHANNEL 2
+#define CMD_CLOSE_DATA_CHAN 3
+#define CMD_RECONNECT_DATA_CHAN 4
+#define CMD_FILTER_OPERATION 5
+
+/* Some responses */
+#define RSP_SUCCESS 0
+#define RSP_INSUFFICIENT_RESOURCES 1
+#define RSP_INVALID_COMMAND_FORMAT 2
+#define RSP_COMMAND_NOT_SUPPORTED 3
+#define RSP_PARAM_NOT_SUPPORTED 4
+#define RSP_VALUE_NOT_SUPPORTED 5
+#define RSP_NOT_OPEN 6
+#define RSP_AUTHENTICATION_REQUIRED 7
+#define RSP_INVALID_PASSWORD 8
+#define RSP_PROTOCOL_ERROR 9
+#define RSP_ASYNCHRONOUS_ERROR 255
+
+/* Media types */
+#define MEDIA_802_3 1
+#define MEDIA_802_5 2
+
+/* Filter parameters */
+#define DATA_CHAN 1
+#define FILTER_TYPE 2
+#define FILTER_MODE 3
+
+/* Filter types */
+#define IRLAN_DIRECTED 0x01
+#define IRLAN_FUNCTIONAL 0x02
+#define IRLAN_GROUP 0x04
+#define IRLAN_MAC_FRAME 0x08
+#define IRLAN_MULTICAST 0x10
+#define IRLAN_BROADCAST 0x20
+#define IRLAN_IPX_SOCKET 0x40
+
+/* Filter modes */
+#define ALL 1
+#define FILTER 2
+#define NONE 3
+
+/* Filter operations */
+#define GET 1
+#define CLEAR 2
+#define ADD 3
+#define REMOVE 4
+#define DYNAMIC 5
+
+/* Access types */
+#define ACCESS_DIRECT 1
+#define ACCESS_PEER 2
+#define ACCESS_HOSTED 3
+
+#define IRLAN_BYTE 0
+#define IRLAN_SHORT 1
+#define IRLAN_ARRAY 2
+
+#define IRLAN_MAX_HEADER (TTP_HEADER+LMP_HEADER+LAP_MAX_HEADER)
+
+/*
+ * IrLAN client
+ */
+struct irlan_client_cb {
+ int state;
+
+ int open_retries;
+
+ struct tsap_cb *tsap_ctrl;
+ __u32 max_sdu_size;
+ __u8 max_header_size;
+
+ int access_type; /* Access type of provider */
+ __u8 reconnect_key[255];
+ __u8 key_len;
+
+ __u16 recv_arb_val;
+ __u16 max_frame;
+ int filter_type;
+
+ int unicast_open;
+ int broadcast_open;
+
+ int tx_busy;
+ struct sk_buff_head txq; /* Transmit control queue */
+
+ struct iriap_cb *iriap;
+
+ struct timer_list kick_timer;
+};
+
+/*
+ * IrLAN provider
+ */
+struct irlan_provider_cb {
+ int state;
+
+ struct tsap_cb *tsap_ctrl;
+ __u32 max_sdu_size;
+ __u8 max_header_size;
+
+ /*
+ * Store some values here which are used by the provider to parse
+ * the filter operations
+ */
+ int data_chan;
+ int filter_type;
+ int filter_mode;
+ int filter_operation;
+ int filter_entry;
+ int access_type; /* Access type */
+ __u16 send_arb_val;
+
+ __u8 mac_address[6]; /* Generated MAC address for peer device */
+};
+
+/*
+ * IrLAN control block
+ */
+struct irlan_cb {
+ int magic;
+ struct list_head dev_list;
+ struct net_device *dev; /* Ethernet device structure*/
+ struct net_device_stats stats;
+
+ __u32 saddr; /* Source device address */
+ __u32 daddr; /* Destination device address */
+ int disconnect_reason; /* Why we got disconnected */
+
+ int media; /* Media type */
+ __u8 version[2]; /* IrLAN version */
+
+ struct tsap_cb *tsap_data; /* Data TSAP */
+
+ int use_udata; /* Use Unit Data transfers */
+
+ __u8 stsap_sel_data; /* Source data TSAP selector */
+ __u8 dtsap_sel_data; /* Destination data TSAP selector */
+ __u8 dtsap_sel_ctrl; /* Destination ctrl TSAP selector */
+
+ struct irlan_client_cb client; /* Client specific fields */
+ struct irlan_provider_cb provider; /* Provider specific fields */
+
+ __u32 max_sdu_size;
+ __u8 max_header_size;
+
+ wait_queue_head_t open_wait;
+ struct timer_list watchdog_timer;
+};
+
+void irlan_close(struct irlan_cb *self);
+void irlan_close_tsaps(struct irlan_cb *self);
+
+int irlan_register_netdev(struct irlan_cb *self);
+void irlan_ias_register(struct irlan_cb *self, __u8 tsap_sel);
+void irlan_start_watchdog_timer(struct irlan_cb *self, int timeout);
+
+void irlan_open_data_tsap(struct irlan_cb *self);
+
+int irlan_run_ctrl_tx_queue(struct irlan_cb *self);
+
+struct irlan_cb *irlan_get_any(void);
+void irlan_get_provider_info(struct irlan_cb *self);
+void irlan_get_media_char(struct irlan_cb *self);
+void irlan_open_data_channel(struct irlan_cb *self);
+void irlan_close_data_channel(struct irlan_cb *self);
+void irlan_set_multicast_filter(struct irlan_cb *self, int status);
+void irlan_set_broadcast_filter(struct irlan_cb *self, int status);
+
+int irlan_insert_byte_param(struct sk_buff *skb, char *param, __u8 value);
+int irlan_insert_short_param(struct sk_buff *skb, char *param, __u16 value);
+int irlan_insert_string_param(struct sk_buff *skb, char *param, char *value);
+int irlan_insert_array_param(struct sk_buff *skb, char *name, __u8 *value,
+ __u16 value_len);
+
+int irlan_extract_param(__u8 *buf, char *name, char *value, __u16 *len);
+
+#endif
+
+