patch-2.2.15 linux/net/irda/irlpt/irlpt_srvr.c

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diff -u --new-file --recursive --exclude-from ../../exclude v2.2.14/net/irda/irlpt/irlpt_srvr.c linux/net/irda/irlpt/irlpt_srvr.c
@@ -1,530 +0,0 @@
-/*********************************************************************
- *
- * 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.
- *
- ********************************************************************/
-
-#include <linux/config.h>
-#include <linux/init.h>
-#include <linux/module.h>
-
-#include <asm/uaccess.h>
-#include <linux/miscdevice.h>
-#include <linux/proc_fs.h>
-
-#include <net/irda/irlap.h>
-#include <net/irda/irlmp.h>
-#include <net/irda/iriap.h>
-#include <net/irda/irias_object.h>
-#include <net/irda/timer.h>
-#include <net/irda/irda.h>
-#include <net/irda/irlpt_common.h>
-#include <net/irda/irlpt_server.h>
-#include <net/irda/irlpt_server_fsm.h>
-
-#ifdef CONFIG_PROC_FS
-static int irlpt_server_proc_read(char *buf, char **start, off_t offset, 
-				  int len, int unused);
-#endif /* CONFIG_PROC_FS */
-
-int irlpt_server_init(void);
-static void irlpt_server_disconnect_indication(void *instance, void *sap, 
-						LM_REASON reason,
-						struct sk_buff *skb);
-
-#if 0
-static void irlpt_server_connect_confirm(void *instance, void *sap, 
-					 struct qos_info *qos,  
-					 __u32 max_seg_size,
-					 __u8 max_header_size,
-					 struct sk_buff *skb);
-static void irlpt_server_connect_indication(void *instance, 
-					    void *sap, 
-					    struct qos_info *qos, 
-					    __u32 max_seg_size,
-					    __u8 max_header_size,
-					    struct sk_buff *skb);
-#endif
-
-static int irlpt_server_data_indication(void *instance, void *sap, 
-					struct sk_buff *skb);
-static void register_irlpt_server(void);
-static void deregister_irlpt_server(void);
-
-static __u32 skey; /* IrLMP service handle */
-
-int irlpt_server_lsap = LSAP_IRLPT;
-int irlpt_server_debug = 4;
-
-#if 0
-static char *rcsid = "$Id: irlpt_server.c,v 1.9 1998/10/22 12:02:22 dagb Exp $";
-#endif
-
-static char *version = "IrLPT server, v2 (Thomas Davis)";
-
-struct file_operations irlpt_fops = {
-	irlpt_seek,	/* seek */
-	irlpt_read,     /* read */   
-	irlpt_write,
-	NULL,		/* readdir */
-	NULL,           /* poll */
-	NULL,		/* ioctl */
-	NULL,		/* mmap */
-	irlpt_open,     /* open */
-	NULL,           /* flush */
-	irlpt_close,    /* release */
-	NULL,           /* fsync */
-	NULL,           /* fasync */
-	NULL,           /* check_media_change */
-	NULL,           /* revalidate */
-        NULL,           /* lock */
-};
-
-#ifdef CONFIG_PROC_FS
-
-/*
- * Function irlpt_server_proc_read (buf, start, offset, len, unused)
- *
- *
- *
- */
-static int irlpt_server_proc_read(char *buf, char **start, off_t offset, 
-				  int len, int unused)
-{
-	int index;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	if (irlpt_server != NULL) {
-	        len = sprintf(buf, "%s\n\n", version);
-		len += sprintf(buf+len, "ifname: %s\n", irlpt_server->ifname);
-		len += sprintf(buf+len, "minor: %d\n", irlpt_server->ir_dev.minor);
-
-		switch (irlpt_server->servicetype) {
-		case IRLPT_UNKNOWN:
-			index = 0;
-			break;
-		case IRLPT_THREE_WIRE_RAW:
-			index = 1;
-			break;
-		case IRLPT_THREE_WIRE:
-			index = 2;
-			break;
-		case IRLPT_NINE_WIRE:
-			index = 3;
-			break;
-		case IRLPT_CENTRONICS:
-			index = 4;
-			break;
-		case IRLPT_SERVER_MODE:
-			index = 5;
-			break;
-		default:
-			index = 0;
-			break;
-		}
-
-		len += sprintf(buf+len, "servicetype: %s, porttype: %s\n",
-			       irlpt_service_type[index],
-			       irlpt_port_type[irlpt_server->porttype]);
-		len += sprintf(buf+len, "saddr: 0x%08x, daddr: 0x%08x\n", 
-			       irlpt_server->saddr, irlpt_server->daddr);
-		len += sprintf(buf+len, "slsap: 0x%08x, dlsap: 0x%08x\n", 
-			       irlpt_server->slsap_sel, 
-			       irlpt_server->dlsap_sel);
-		len += sprintf(buf+len, "retries: %d, count: %d\n", 
-			       irlpt_server->open_retries,
-			       irlpt_server->count);
-		len += sprintf(buf+len, "fsm state: %s, rx queue depth: %d\n", 
-			       irlpt_server_fsm_state[irlpt_server->state],
-			       skb_queue_len(&irlpt_server->rx_queue));
-		len += sprintf(buf+len, "\n");
-	}
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-
-	return len;
-}
-
-extern struct proc_dir_entry *proc_irda;
-#endif /* CONFIG_PROC_FS */
-
-/*
- * Function irlpt_init (dev)
- *
- *   Initializes the irlpt control structure
- *
- */
-
-__initfunc(int irlpt_server_init(void))
-{
-	struct irmanager_event mgr_event;
-	__u16 hints;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	printk( KERN_INFO "%s\n", version);
-
-	irlpt_server = (struct irlpt_cb *) kmalloc (sizeof(struct irlpt_cb), 
-						    GFP_KERNEL);
-
-	if ( irlpt_server == NULL) {
-		printk( KERN_WARNING "IrLPT server: Can't allocate" 
-			" irlpt_server control block!\n");
-		return -ENOMEM;
-	}
-	memset( irlpt_server, 0, sizeof(struct irlpt_cb));
-
-	sprintf(irlpt_server->ifname, "irlpt_server");
-	irlpt_server->ir_dev.minor = MISC_DYNAMIC_MINOR;
-	irlpt_server->ir_dev.name = irlpt_server->ifname;
-	irlpt_server->ir_dev.fops = &irlpt_fops;
-	misc_register(&irlpt_server->ir_dev);
-	irlpt_server->magic = IRLPT_MAGIC;
-	irlpt_server->in_use = TRUE;
-	irlpt_server->servicetype = IRLPT_THREE_WIRE_RAW;
-	irlpt_server->porttype = IRLPT_SERIAL;
-
-	skb_queue_head_init(&irlpt_server->rx_queue);
-
-	hints = irlmp_service_to_hint(S_PRINTER);
-	skey = irlmp_register_service(hints);
-	
-	register_irlpt_server();
-
-#ifdef CONFIG_PROC_FS
-	create_proc_entry("irlpt_server", 0, proc_irda)->get_info
-		= irlpt_server_proc_read;
-#endif /* CONFIG_PROC_FS */
-
-	mgr_event.event = EVENT_IRLPT_START;
-        sprintf(mgr_event.devname, "%s", irlpt_server->ifname);
-        irmanager_notify(&mgr_event);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-
-	return 0;
-}
-
-/*
- * Function irlpt_cleanup (void)
- *
- *
- *
- */
-static void irlpt_server_cleanup(void)
-{
-	struct irmanager_event mgr_event;
-	struct sk_buff *skb;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	irlmp_unregister_service(skey);
-	deregister_irlpt_server();
-
-	while (( skb = skb_dequeue(&irlpt_server->rx_queue)) != NULL) {
-		DEBUG(irlpt_server_debug, __FUNCTION__ ": freeing SKB\n");
-                dev_kfree_skb( skb);
-	}
-
-	misc_deregister(&irlpt_server->ir_dev);
-
-	kfree(irlpt_server);
-
-#ifdef CONFIG_PROC_FS
-	remove_proc_entry("irlpt_server", proc_irda);
-#endif
-
-        mgr_event.event = EVENT_IRLPT_STOP;
-        sprintf( mgr_event.devname, "%s", irlpt_server->ifname);
-        irmanager_notify( &mgr_event);
- 
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-/*
- * Function irlpt_disconnect_indication (handle)
- *
- */
-static void irlpt_server_disconnect_indication( void *instance, 
-						void *sap, 
-						LM_REASON reason,
-						struct sk_buff *userdata)
-{
-#if 0
-	struct irlpt_info info;
-#endif
-	struct irlpt_cb *self;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	self = ( struct irlpt_cb *) instance;
-
-	ASSERT( self != NULL, return;);
-	ASSERT( self->magic == IRLPT_MAGIC, return;);
-
-#if 0
-	info.daddr = self->daddr;
-#endif
-
-	DEBUG( irlpt_server_debug, 
-	       __FUNCTION__ ": reason=%d (%s), dlsap_sel=%d\n",
-	       reason, irlpt_reasons[reason], self->dlsap_sel);
-
-	self->connected = IRLPT_DISCONNECTED;
-	self->eof = reason;
-
-        wake_up_interruptible(&self->read_wait);
-	wake_up_interruptible(&self->write_wait);
-	wake_up_interruptible(&self->ex_wait);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ ": rx queue length: %d\n",
-	       skb_queue_len(&irlpt_server->rx_queue));
-
-	irlpt_server_do_event( self, LMP_DISCONNECT, NULL, NULL);
-
-	deregister_irlpt_server();
-	register_irlpt_server();
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-/*
- * Function irlpt_connect_confirm (handle, qos, skb)
- *
- *    LSAP connection confirmed!
- */
-static void irlpt_server_connect_confirm(void *instance, 
-					 void *sap, 
-					 struct qos_info *qos,
-					 __u32 max_seg_size,
-					 __u8 max_header_size,
-					 struct sk_buff *skb)
-{
-	struct irlpt_cb *self;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-	self = ( struct irlpt_cb *) instance;
-
-	ASSERT( self != NULL, return;);
-	ASSERT( self->magic == IRLPT_MAGIC, return;);
-
-	self->max_data_size = max_seg_size;
-	self->max_header_size = max_header_size;
-
-	self->connected = TRUE;
-
-	irlpt_server_do_event( self, LMP_CONNECT, NULL, NULL);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-/*
- * Function irlpt_connect_indication (handle)
- *
- */
-static void irlpt_server_connect_indication(void *instance, 
-					    void *sap, 
-					    struct qos_info *qos, 
-					    __u32 max_seg_size,
-					    __u8 max_header_size,
-					    struct sk_buff *skb)
-{
-	struct irlpt_cb *self;
-	struct irlpt_info info;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	self = ( struct irlpt_cb *) instance;
-
-	info.lsap  = (struct lsap_cb *) sap;
-	
-	ASSERT( self != NULL, return;);
-	ASSERT( self->magic == IRLPT_MAGIC, return;);
-
-	self->max_data_size = max_seg_size;
-	self->max_header_size = max_header_size;
-
-	self->connected = IRLPT_CONNECTED;
-	self->eof = FALSE;
-
-	irlpt_server_do_event( self, LMP_CONNECT, NULL, &info);
-
-	if (skb)
-		dev_kfree_skb( skb);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-/*
- * Function irlpt_server_data_indication (handle, skb)
- *
- *    This function gets the data that is received on the data channel
- *
- */
-static int irlpt_server_data_indication(void *instance, void *sap, 
-					struct sk_buff *skb) 
-{
-	struct irlpt_cb *self;
-
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	self = ( struct irlpt_cb *) instance;
-	     
-	ASSERT( self != NULL, return -1;);
-	ASSERT( self->magic == IRLPT_MAGIC, return -1;);
-
-	ASSERT( skb != NULL, return -1;);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ ": len=%d\n", (int) skb->len);
-
-#if 0
-	dump_buffer(skb);
-#endif
-	
-	skb_queue_tail(&self->rx_queue, skb);
-        wake_up_interruptible(&self->read_wait);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-	
-	return 0;
-}
-
-/*
- * Function register_irlpt_server(void)
- *
- *    Register server support so we can accept incoming connections. We
- *    must register both a TSAP for control and data
- * 
- */
-static void register_irlpt_server(void)
-{
-	struct notify_t notify;
-	struct ias_object *obj;
-	
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	/*
-	 *  First register control TSAP
-	 */
-	if ( !irlpt_server || irlpt_server->magic != IRLPT_MAGIC) {
-		DEBUG( 0, __FUNCTION__ ": unable to obtain handle!\n");
-		return;
-	}
-
-	irda_notify_init(&notify);
-
-	notify.connect_confirm = irlpt_server_connect_confirm;
-	notify.connect_indication = irlpt_server_connect_indication;
-	notify.disconnect_indication = irlpt_server_disconnect_indication;
-	notify.data_indication = irlpt_server_data_indication;
-	notify.instance = irlpt_server;
-	strcpy(notify.name, "IrLPT server");
-
-	irlpt_server->lsap = irlmp_open_lsap( irlpt_server_lsap, &notify);
-
-	irlpt_server->connected = IRLPT_WAITING;
-	irlpt_server->service_LSAP = irlpt_server_lsap;
-	irlpt_server->slsap_sel = irlpt_server_lsap;
-
-	/* 
-	 *  Register with LM-IAS
-	 */
-
-	obj = irias_new_object("IrLPT", IAS_IRLPT_ID);
-	irias_add_integer_attrib(obj, "IrDA:IrLMP:LsapSel", irlpt_server_lsap);
-	irias_insert_object(obj);
-
-	DEBUG( irlpt_server_debug, __FUNCTION__ 
-	       ": Source LSAP sel=%d\n", irlpt_server->slsap_sel);
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-/*
- * Function register_irlpt_server(void)
- *
- *    Register server support so we can accept incoming connections. We
- *    must register both a TSAP for control and data
- * 
- */
-static void deregister_irlpt_server(void)
-{
-	DEBUG( irlpt_server_debug, "--> " __FUNCTION__ "\n");
-
-	irlpt_server->connected = IRLPT_DISCONNECTED;
-
-	/* 
-	 *  de-Register with LM-IAS
-	 */
-	irias_delete_object( "IrLPT");
-
-	DEBUG( irlpt_server_debug, 
-	       __FUNCTION__ ": Source LSAP sel=%d\n", irlpt_server->slsap_sel);
-	DEBUG( irlpt_server_debug, __FUNCTION__ " -->\n");
-}
-
-#ifdef MODULE
-
-MODULE_AUTHOR("Thomas Davis <ratbert@radiks.net>");
-MODULE_DESCRIPTION("The Linux IrDA/IrLPT server protocol");
-MODULE_PARM(irlpt_server_debug,"1i");
-MODULE_PARM(irlpt_server_fsm_debug, "1i");
-
-/*
- * Function init_module (void)
- *
- *    Initialize the IrLPT server module, this function is called by the
- *    modprobe(1) program.
- */
-int init_module(void)
-{
-	int ret;
-
-        DEBUG( irlpt_server_debug, "--> IrLPT server: init_module\n");
-
-        ret = irlpt_server_init();
-
-        DEBUG( irlpt_server_debug, "IrLPT server: init_module -->\n");
-
-        return ret;
-}
-
-/*
- * Function cleanup_module (void)
- *
- *    Remove the IrLPT server module, this function is called by the rmmod(1)
- *    program
- */
-void cleanup_module(void)
-{
-        DEBUG( irlpt_server_debug, "--> IrLPT server: cleanup_module\n");
-
-        /* No need to check MOD_IN_USE, as sys_delete_module() checks. */
-
-        /* Free some memory */
-        irlpt_server_cleanup();
-
-        DEBUG( irlpt_server_debug, "IrLPT server: cleanup_module -->\n");
-}
-
-#endif /* MODULE */

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