1 /*********************************************************************
2  *
3  * Filename:      iriap.h
4  * Version:       0.5
5  * Description:   Information Access Protocol (IAP)
6  * Status:        Experimental.
7  * Author:        Dag Brattli <dagb@cs.uit.no>
8  * Created at:    Thu Aug 21 00:02:07 1997
9  * Modified at:   Sat Dec 25 16:42:09 1999
10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
11  *
12  *     Copyright (c) 1997-1999 Dag Brattli <dagb@cs.uit.no>,
13  *     All Rights Reserved.
14  *
15  *     This program is free software; you can redistribute it and/or
16  *     modify it under the terms of the GNU General Public License as
17  *     published by the Free Software Foundation; either version 2 of
18  *     the License, or (at your option) any later version.
19  *
20  *     Neither Dag Brattli nor University of Tromsø admit liability nor
21  *     provide warranty for any of this software. This material is
22  *     provided "AS-IS" and at no charge.
23  *
24  ********************************************************************/
25 
26 #ifndef IRIAP_H
27 #define IRIAP_H
28 
29 #include <linux/types.h>
30 #include <linux/skbuff.h>
31 
32 #include <net/irda/iriap_event.h>
33 #include <net/irda/irias_object.h>
34 #include <net/irda/irqueue.h>		/* irda_queue_t */
35 #include <net/irda/timer.h>		/* struct timer_list */
36 
37 #define IAP_LST 0x80
38 #define IAP_ACK 0x40
39 
40 #define IAS_SERVER 0
41 #define IAS_CLIENT 1
42 
43 /* IrIAP Op-codes */
44 #define GET_INFO_BASE      0x01
45 #define GET_OBJECTS        0x02
46 #define GET_VALUE          0x03
47 #define GET_VALUE_BY_CLASS 0x04
48 #define GET_OBJECT_INFO    0x05
49 #define GET_ATTRIB_NAMES   0x06
50 
51 #define IAS_SUCCESS        0
52 #define IAS_CLASS_UNKNOWN  1
53 #define IAS_ATTRIB_UNKNOWN 2
54 #define IAS_DISCONNECT     10
55 
56 typedef void (*CONFIRM_CALLBACK)(int result, __u16 obj_id,
57 				 struct ias_value *value, void *priv);
58 
59 struct iriap_cb {
60 	irda_queue_t q; /* Must be first */
61 	magic_t magic;  /* Magic cookie */
62 
63 	int          mode;   /* Client or server */
64 
65 	__u32        saddr;
66 	__u32        daddr;
67 	__u8         operation;
68 
69 	struct sk_buff *request_skb;
70 	struct lsap_cb *lsap;
71 	__u8 slsap_sel;
72 
73 	/* Client states */
74 	IRIAP_STATE client_state;
75 	IRIAP_STATE call_state;
76 
77 	/* Server states */
78 	IRIAP_STATE server_state;
79 	IRIAP_STATE r_connect_state;
80 
81 	CONFIRM_CALLBACK confirm;
82 	void *priv;                /* Used to identify client */
83 
84 	__u8 max_header_size;
85 	__u32 max_data_size;
86 
87 	struct timer_list watchdog_timer;
88 };
89 
90 int  iriap_init(void);
91 void iriap_cleanup(void);
92 
93 struct iriap_cb *iriap_open(__u8 slsap_sel, int mode, void *priv,
94 			    CONFIRM_CALLBACK callback);
95 void iriap_close(struct iriap_cb *self);
96 
97 int iriap_getvaluebyclass_request(struct iriap_cb *self,
98 				  __u32 saddr, __u32 daddr,
99 				  char *name, char *attr);
100 void iriap_connect_request(struct iriap_cb *self);
101 void iriap_send_ack( struct iriap_cb *self);
102 void iriap_call_indication(struct iriap_cb *self, struct sk_buff *skb);
103 
104 void iriap_register_server(void);
105 
106 #endif
107 
108 
109