1/* $Id: isdn_divert.h,v 1.1.1.1 2007/08/03 18:52:34 Exp $
2 *
3 * Header for the diversion supplementary ioctl interface.
4 *
5 * Copyright 1998       by Werner Cornelius (werner@ikt.de)
6 *
7 * This software may be used and distributed according to the terms
8 * of the GNU General Public License, incorporated herein by reference.
9 *
10 */
11
12#include <linux/ioctl.h>
13#include <linux/types.h>
14
15/******************************************/
16/* IOCTL codes for interface to user prog */
17/******************************************/
18#define DIVERT_IIOC_VERSION 0x01 /* actual version */
19#define IIOCGETVER   _IO('I', 1)  /* get version of interface */
20#define IIOCGETDRV   _IO('I', 2)  /* get driver number */
21#define IIOCGETNAM   _IO('I', 3)  /* get driver name */
22#define IIOCGETRULE  _IO('I', 4)  /* read one rule */
23#define IIOCMODRULE  _IO('I', 5)  /* modify/replace a rule */
24#define IIOCINSRULE  _IO('I', 6)  /* insert/append one rule */
25#define IIOCDELRULE  _IO('I', 7)  /* delete a rule */
26#define IIOCDODFACT  _IO('I', 8)  /* hangup/reject/alert/immediately deflect a call */
27#define IIOCDOCFACT  _IO('I', 9)  /* activate control forwarding in PBX */
28#define IIOCDOCFDIS  _IO('I',10)  /* deactivate control forwarding in PBX */
29#define IIOCDOCFINT  _IO('I',11)  /* interrogate control forwarding in PBX */
30
31/*************************************/
32/* states reported through interface */
33/*************************************/
34#define DEFLECT_IGNORE    0  /* ignore incoming call */
35#define DEFLECT_REPORT    1  /* only report */
36#define DEFLECT_PROCEED   2  /* deflect when externally triggered */
37#define DEFLECT_ALERT     3  /* alert and deflect after delay */
38#define DEFLECT_REJECT    4  /* reject immediately */
39#define DIVERT_ACTIVATE   5  /* diversion activate */
40#define DIVERT_DEACTIVATE 6  /* diversion deactivate */
41#define DIVERT_REPORT     7  /* interrogation result */
42#define DEFLECT_AUTODEL 255  /* only for internal use */
43
44#define DEFLECT_ALL_IDS   0xFFFFFFFF /* all drivers selected */
45
46typedef struct
47 { ulong drvid;     /* driver ids, bit mapped */
48   char my_msn[35]; /* desired msn, subaddr allowed */
49   char caller[35]; /* caller id, partial string with * + subaddr allowed */
50   char to_nr[35];  /* deflected to number incl. subaddress */
51   u_char si1,si2;  /* service indicators, si1=bitmask, si1+2 0 = all */
52   u_char screen;   /* screening: 0 = no info, 1 = info, 2 = nfo with nr */
53   u_char callopt;  /* option for call handling:
54                       0 = all calls
55                       1 = only non waiting calls
56                       2 = only waiting calls */
57   u_char action;   /* desired action:
58                       0 = don't report call -> ignore
59                       1 = report call, do not allow/proceed for deflection
60                       2 = report call, send proceed, wait max waittime secs
61                       3 = report call, alert and deflect after waittime
62                       4 = report call, reject immediately
63                       actions 1-2 only take place if interface is opened
64		    */
65   u_char waittime; /* maximum wait time for proceeding */
66 } divert_rule;
67
68typedef union
69 { int drv_version; /* return of driver version */
70   struct
71   { int drvid;		/* id of driver */
72     char drvnam[30];	/* name of driver */
73   } getid;
74   struct
75   { int ruleidx;	/* index of rule */
76     divert_rule rule;	/* rule parms */
77   } getsetrule;
78   struct
79   { u_char subcmd;  /* 0 = hangup/reject,
80                        1 = alert,
81                        2 = deflect */
82     ulong callid;   /* id of call delivered by ascii output */
83     char to_nr[35]; /* destination when deflect,
84                        else uus1 string (maxlen 31),
85                        data from rule used if empty */
86   } fwd_ctrl;
87   struct
88   { int drvid;      /* id of driver */
89     u_char cfproc;  /* cfu = 0, cfb = 1, cfnr = 2 */
90     ulong procid;   /* process id returned when no error */
91     u_char service; /* basically coded service, 0 = all */
92     char msn[25];   /* desired msn, empty = all */
93     char fwd_nr[35];/* forwarded to number + subaddress */
94   } cf_ctrl;
95 } divert_ioctl;
96
97#ifdef __KERNEL__
98
99#include <linux/isdnif.h>
100#include <linux/isdn_divertif.h>
101
102#define AUTODEL_TIME 30 /* timeout in s to delete internal entries */
103
104/**************************************************/
105/* structure keeping ascii info for device output */
106/**************************************************/
107struct divert_info
108  { struct divert_info *next;
109    ulong usage_cnt; /* number of files still to work */
110    char info_start[2]; /* info string start */
111  };
112
113
114/**************/
115/* Prototypes */
116/**************/
117extern spinlock_t divert_lock;
118
119extern ulong if_used; /* number of interface users */
120extern int divert_dev_deinit(void);
121extern int divert_dev_init(void);
122extern void put_info_buffer(char *);
123extern int ll_callback(isdn_ctrl *);
124extern isdn_divert_if divert_if;
125extern divert_rule *getruleptr(int);
126extern int insertrule(int, divert_rule *);
127extern int deleterule(int);
128extern void deleteprocs(void);
129extern int deflect_extern_action(u_char, ulong, char *);
130extern int cf_command(int, int, u_char, char *, u_char, char *, ulong *);
131
132#endif /* __KERNEL__ */
133