patch-2.2.0-pre9 linux/include/net/irda/irlpt_common.h

• Lines: 185
• Date: Wed Jan 20 11:05:33 1999
• Orig file: v2.2.0-pre8/linux/include/net/irda/irlpt_common.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.2.0-pre8/linux/include/net/irda/irlpt_common.h linux/include/net/irda/irlpt_common.h
@@ -0,0 +1,184 @@
+/*********************************************************************
+ *
+ * Filename:      irlpt.c
+ * Version:       
+ * Description:   
+ * Status:        Experimental.
+ * Author:        Thomas Davis, <ratbert@radiks.net>
+ * Created at:    Sat Feb 21 18:54:38 1998
+ * Modified at:   Sun Mar  8 23:44:19 1998
+ * Modified by:   Dag Brattli <dagb@cs.uit.no>
+ * Sources:	  irlan.c
+ *
+ *     Copyright (c) 1998, Thomas Davis, <ratbert@radiks.net>,
+ *			   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.
+ *
+ *     I, Thomas Davis, provide no warranty for any of this software.
+ *     This material is provided "AS-IS" and at no charge.
+ *
+ ********************************************************************/
+
+#ifndef IRLPT_COMMON_H
+#define IRLPT_COMMON_H
+
+#include <net/irda/qos.h>
+#include <net/irda/irmod.h>
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/miscdevice.h>
+
+#include <linux/poll.h>
+
+extern char *irlpt_service_type[];
+extern char *irlpt_port_type[];
+extern char *irlpt_connected[];
+extern char *irlpt_reasons[];
+extern char *irlpt_client_fsm_state[];
+extern char *irlpt_server_fsm_state[];
+extern char *irlpt_fsm_event[];
+
+extern struct wait_queue *lpt_wait;
+
+extern struct irlpt_cb *irlpt_find_handle(unsigned int minor);
+extern void irlpt_flow_control(struct sk_buff *skb);
+
+extern ssize_t irlpt_read( struct file *file, char *buffer, 
+			   size_t count, loff_t *noidea);
+extern ssize_t irlpt_write(struct file *file, const char *buffer, 
+			   size_t count, loff_t *noidea);
+extern loff_t irlpt_seek(struct file *, loff_t, int);
+extern int irlpt_open(struct inode * inode, struct file *file);
+extern int irlpt_close(struct inode *inode, struct file *file);
+extern u_int irlpt_poll(struct file *file, poll_table *wait);
+
+/* FSM definitions */
+
+typedef enum {
+        IRLPT_CLIENT_IDLE,
+	IRLPT_CLIENT_QUERY,
+	IRLPT_CLIENT_READY,
+	IRLPT_CLIENT_WAITI,
+	IRLPT_CLIENT_WAITR,
+	IRLPT_CLIENT_CONN,
+} IRLPT_CLIENT_STATE;
+
+typedef enum {
+	IRLPT_SERVER_IDLE,
+	IRLPT_SERVER_CONN,
+} IRLPT_SERVER_STATE;
+    
+/* IrLPT Events */
+
+typedef enum {
+	QUERY_REMOTE_IAS,
+	IAS_PROVIDER_AVAIL,
+	IAS_PROVIDER_NOT_AVAIL,
+	LAP_DISCONNECT,
+	LMP_CONNECT,
+	LMP_DISCONNECT,
+	LMP_CONNECT_INDICATION,
+	LMP_DISCONNECT_INDICATION,
+#if 0
+	TTP_CONNECT_INDICATION,
+	TTP_DISCONNECT_INDICATION,
+#endif
+        IRLPT_DISCOVERY_INDICATION,
+	IRLPT_CONNECT_REQUEST,
+	IRLPT_DISCONNECT_REQUEST,
+	CLIENT_DATA_INDICATION,
+} IRLPT_EVENT;
+
+struct irlpt_info {
+	struct lsap_cb *lsap;
+	__u8 dlsap_sel;
+	__u32 daddr;
+};
+
+/* Command packet types */
+
+#define IRLPT_MAX_PACKET 1024
+#define IRLPT_MAX_HEADER LMP_MAX_HEADER
+#define IRLPT_MAX_DEVICES 3
+#define IRLPT_MAGIC 0x0755
+
+typedef enum {
+	IRLPT_DISCONNECTED,
+	IRLPT_WAITING,
+	IRLPT_CONNECTED,
+	IRLPT_FLUSHED,
+} IRLPT_SERVER_STATUS;
+
+#define IRLPT_LSAP      0x09
+
+#define PI_SERVICE_TYPE	0x00
+
+#define IRLPT_UNKNOWN         0x00            /* not defined yet. */
+#define IRLPT_THREE_WIRE_RAW  0x01		/* bit 0 */
+#define IRLPT_THREE_WIRE      0x02		/* bit 1 */
+#define IRLPT_NINE_WIRE	      0x04		/* bit 2 */
+#define IRLPT_CENTRONICS      0x08		/* bit 3 */
+#define IRLPT_SERVER_MODE     0xFF            /* our own flag */
+
+#define PI_PORT_TYPE	0x01
+
+#define IRLPT_SERIAL	0x01		/* bit 0 */
+#define IRLPT_PARALLEL	0x02		/* bit 1 */
+
+#define PI_PORT_NAME	0x02
+
+#define PI_CRITICAL	0x80
+
+struct irlpt_cb {
+	QUEUE queue;		/* must be first. */
+
+	int magic;		/* magic used to detect corruption of 
+				   the struct */
+	__u32 daddr;		/* my local address. */
+
+	struct timer_list retry_timer;
+	
+	int volatile state;	/* Current state of IrCOMM layer */
+	int open_retries;
+        int in_use;		/* flag to prevent re-use */
+        char ifname[16];		/* name of the allocated instance, 
+				   and registered device. */
+	struct lsap_cb *lsap;	/* lmp handle */
+
+	__u8 dlsap_sel;		/* remote LSAP selector address */
+	__u8 slsap_sel;		/* local LSAP selectoraddress */
+	__u8 servicetype;	/* Type of remote service, ie THREE_WIRE_RAW */
+	__u8 porttype;		/* type of remote port. */
+
+	struct miscdevice ir_dev; /* used to register the misc device. */
+
+	int count;                /* open count */
+	int irlap_data_size;	/* max frame size we can send */
+	int pkt_count;		/* how many packets are queued up */
+
+	struct wait_queue *read_wait;	/* wait queues */
+	struct wait_queue *write_wait;
+	struct wait_queue *ex_wait;
+
+	/* this is used by the server side of the system */
+
+        IRLPT_SERVER_STATE connected;
+
+	int eof;
+	int service_LSAP;
+
+	struct sk_buff_head rx_queue; /* read buffer queue */
+};
+
+/* Debug function */
+void irlpt_dump_buffer(struct sk_buff *);
+
+#endif