109 lines
		
	
	
	
		
			3.9 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			109 lines
		
	
	
	
		
			3.9 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*********************************************************************
 | ||
|  |  *                 | ||
|  |  * Filename:      ircomm_core.h | ||
|  |  * Version:        | ||
|  |  * Description:    | ||
|  |  * Status:        Experimental. | ||
|  |  * Author:        Dag Brattli <dagb@cs.uit.no> | ||
|  |  * Created at:    Wed Jun  9 08:58:43 1999 | ||
|  |  * Modified at:   Mon Dec 13 11:52:29 1999 | ||
|  |  * Modified by:   Dag Brattli <dagb@cs.uit.no> | ||
|  |  *  | ||
|  |  *     Copyright (c) 1999 Dag Brattli, 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. | ||
|  |  *  | ||
|  |  *     This program is distributed in the hope that it will be useful, | ||
|  |  *     but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  |  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
|  |  *     GNU General Public License for more details. | ||
|  |  *  | ||
|  |  *     You should have received a copy of the GNU General Public License  | ||
|  |  *     along with this program; if not, write to the Free Software  | ||
|  |  *     Foundation, Inc., 59 Temple Place, Suite 330, Boston,  | ||
|  |  *     MA 02111-1307 USA | ||
|  |  *      | ||
|  |  ********************************************************************/ | ||
|  | 
 | ||
|  | #ifndef IRCOMM_CORE_H
 | ||
|  | #define IRCOMM_CORE_H
 | ||
|  | 
 | ||
|  | #include <net/irda/irda.h>
 | ||
|  | #include <net/irda/irqueue.h>
 | ||
|  | #include <net/irda/ircomm_event.h>
 | ||
|  | 
 | ||
|  | #define IRCOMM_MAGIC 0x98347298
 | ||
|  | #define IRCOMM_HEADER_SIZE 1
 | ||
|  | 
 | ||
|  | struct ircomm_cb;   /* Forward decl. */ | ||
|  | 
 | ||
|  | /*
 | ||
|  |  * A small call-table, so we don't have to check the service-type whenever | ||
|  |  * we want to do something | ||
|  |  */ | ||
|  | typedef struct { | ||
|  | 	int (*data_request)(struct ircomm_cb *, struct sk_buff *, int clen); | ||
|  | 	int (*connect_request)(struct ircomm_cb *, struct sk_buff *,  | ||
|  | 			       struct ircomm_info *); | ||
|  | 	int (*connect_response)(struct ircomm_cb *, struct sk_buff *); | ||
|  | 	int (*disconnect_request)(struct ircomm_cb *, struct sk_buff *,  | ||
|  | 				  struct ircomm_info *);	 | ||
|  | } call_t; | ||
|  | 
 | ||
|  | struct ircomm_cb { | ||
|  | 	irda_queue_t queue; | ||
|  | 	magic_t magic; | ||
|  | 
 | ||
|  | 	notify_t notify; | ||
|  | 	call_t   issue; | ||
|  | 
 | ||
|  | 	int state; | ||
|  | 	int line;            /* Which TTY line we are using */ | ||
|  | 
 | ||
|  | 	struct tsap_cb *tsap; | ||
|  | 	struct lsap_cb *lsap; | ||
|  | 	 | ||
|  | 	__u8 dlsap_sel;      /* Destination LSAP/TSAP selector */ | ||
|  | 	__u8 slsap_sel;      /* Source LSAP/TSAP selector */ | ||
|  | 
 | ||
|  | 	__u32 saddr;         /* Source device address (link we are using) */ | ||
|  | 	__u32 daddr;         /* Destination device address */ | ||
|  | 
 | ||
|  | 	int max_header_size; /* Header space we must reserve for each frame */ | ||
|  | 	int max_data_size;   /* The amount of data we can fill in each frame */ | ||
|  | 
 | ||
|  | 	LOCAL_FLOW flow_status; /* Used by ircomm_lmp */ | ||
|  | 	int pkt_count;          /* Number of frames we have sent to IrLAP */ | ||
|  | 
 | ||
|  | 	__u8 service_type; | ||
|  | }; | ||
|  | 
 | ||
|  | extern hashbin_t *ircomm; | ||
|  | 
 | ||
|  | struct ircomm_cb *ircomm_open(notify_t *notify, __u8 service_type, int line); | ||
|  | int ircomm_close(struct ircomm_cb *self); | ||
|  | 
 | ||
|  | int ircomm_data_request(struct ircomm_cb *self, struct sk_buff *skb); | ||
|  | void ircomm_data_indication(struct ircomm_cb *self, struct sk_buff *skb); | ||
|  | void ircomm_process_data(struct ircomm_cb *self, struct sk_buff *skb); | ||
|  | int ircomm_control_request(struct ircomm_cb *self, struct sk_buff *skb); | ||
|  | int ircomm_connect_request(struct ircomm_cb *self, __u8 dlsap_sel,  | ||
|  | 			   __u32 saddr, __u32 daddr, struct sk_buff *skb, | ||
|  | 			   __u8 service_type); | ||
|  | void ircomm_connect_indication(struct ircomm_cb *self, struct sk_buff *skb, | ||
|  | 			       struct ircomm_info *info); | ||
|  | void ircomm_connect_confirm(struct ircomm_cb *self, struct sk_buff *skb, | ||
|  | 			    struct ircomm_info *info); | ||
|  | int ircomm_connect_response(struct ircomm_cb *self, struct sk_buff *userdata); | ||
|  | int ircomm_disconnect_request(struct ircomm_cb *self, struct sk_buff *userdata); | ||
|  | void ircomm_disconnect_indication(struct ircomm_cb *self, struct sk_buff *skb, | ||
|  | 				  struct ircomm_info *info); | ||
|  | void ircomm_flow_request(struct ircomm_cb *self, LOCAL_FLOW flow); | ||
|  | 
 | ||
|  | #define ircomm_is_connected(self) (self->state == IRCOMM_CONN)
 | ||
|  | 
 | ||
|  | #endif
 |