1 /*********************************************************************
2  *
3  * Filename:      ircomm_tty_attach.h
4  * Version:
5  * Description:
6  * Status:        Experimental.
7  * Author:        Dag Brattli <dagb@cs.uit.no>
8  * Created at:    Wed Jun  9 15:55:18 1999
9  * Modified at:   Fri Dec 10 21:04:55 1999
10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
11  *
12  *     Copyright (c) 1999 Dag Brattli, All Rights Reserved.
13  *
14  *     This program is free software; you can redistribute it and/or
15  *     modify it under the terms of the GNU General Public License as
16  *     published by the Free Software Foundation; either version 2 of
17  *     the License, or (at your option) any later version.
18  *
19  *     This program is distributed in the hope that it will be useful,
20  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
21  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22  *     GNU General Public License for more details.
23  *
24  *     You should have received a copy of the GNU General Public License
25  *     along with this program; if not, write to the Free Software
26  *     Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27  *     MA 02111-1307 USA
28  *
29  ********************************************************************/
30 
31 #ifndef IRCOMM_TTY_ATTACH_H
32 #define IRCOMM_TTY_ATTACH_H
33 
34 #include <net/irda/ircomm_tty.h>
35 
36 typedef enum {
37         IRCOMM_TTY_IDLE,
38 	IRCOMM_TTY_SEARCH,
39         IRCOMM_TTY_QUERY_PARAMETERS,
40 	IRCOMM_TTY_QUERY_LSAP_SEL,
41 	IRCOMM_TTY_SETUP,
42         IRCOMM_TTY_READY,
43 } IRCOMM_TTY_STATE;
44 
45 /* IrCOMM TTY Events */
46 typedef enum {
47 	IRCOMM_TTY_ATTACH_CABLE,
48 	IRCOMM_TTY_DETACH_CABLE,
49 	IRCOMM_TTY_DATA_REQUEST,
50 	IRCOMM_TTY_DATA_INDICATION,
51 	IRCOMM_TTY_DISCOVERY_REQUEST,
52 	IRCOMM_TTY_DISCOVERY_INDICATION,
53 	IRCOMM_TTY_CONNECT_CONFIRM,
54 	IRCOMM_TTY_CONNECT_INDICATION,
55 	IRCOMM_TTY_DISCONNECT_REQUEST,
56 	IRCOMM_TTY_DISCONNECT_INDICATION,
57 	IRCOMM_TTY_WD_TIMER_EXPIRED,
58 	IRCOMM_TTY_GOT_PARAMETERS,
59 	IRCOMM_TTY_GOT_LSAPSEL,
60 } IRCOMM_TTY_EVENT;
61 
62 /* Used for passing information through the state-machine */
63 struct ircomm_tty_info {
64         __u32     saddr;               /* Source device address */
65         __u32     daddr;               /* Destination device address */
66         __u8      dlsap_sel;
67 };
68 
69 extern char *ircomm_state[];
70 extern char *ircomm_event[];
71 extern char *ircomm_tty_state[];
72 
73 int ircomm_tty_do_event(struct ircomm_tty_cb *self, IRCOMM_TTY_EVENT event,
74 			struct sk_buff *skb, struct ircomm_tty_info *info);
75 void ircomm_tty_next_state(struct ircomm_tty_cb *self, IRCOMM_TTY_STATE state);
76 
77 
78 int  ircomm_tty_attach_cable(struct ircomm_tty_cb *self);
79 void ircomm_tty_detach_cable(struct ircomm_tty_cb *self);
80 void ircomm_tty_connect_confirm(void *instance, void *sap,
81 				struct qos_info *qos,
82 				__u32 max_sdu_size,
83 				__u8 max_header_size,
84 				struct sk_buff *skb);
85 void ircomm_tty_disconnect_indication(void *instance, void *sap,
86 				      LM_REASON reason,
87 				      struct sk_buff *skb);
88 void ircomm_tty_connect_indication(void *instance, void *sap,
89 				   struct qos_info *qos,
90 				   __u32 max_sdu_size,
91 				   __u8 max_header_size,
92 				   struct sk_buff *skb);
93 int ircomm_tty_send_initial_parameters(struct ircomm_tty_cb *self);
94 void ircomm_tty_link_established(struct ircomm_tty_cb *self);
95 
96 #endif /* IRCOMM_TTY_ATTACH_H */
97