817dc7dee261c6f4bf021d84c8555947edf60f48
[lcr.git] / interface.h
1 /*****************************************************************************\
2 **                                                                           **
3 ** LCR                                                                       **
4 **                                                                           **
5 **---------------------------------------------------------------------------**
6 ** Copyright: Andreas Eversberg                                              **
7 **                                                                           **
8 ** interface header file                                                     **
9 **                                                                           **
10 \*****************************************************************************/ 
11 enum {  /* interface type */
12         IF_TYPE_DIRECT,
13         IF_TYPE_EXTENSION,
14 };
15
16         /* channel selection -1 is reserved for "no ie" */
17 #define CHANNEL_NO              -2
18 #define CHANNEL_ANY             -3
19 #define CHANNEL_FREE            -100
20
21         /* port selection */
22 enum {  HUNT_LINEAR = 0,
23         HUNT_ROUNDROBIN,
24 };
25
26         /* filters */
27 enum {  FILTER_GAIN,
28         FILTER_CANCEL,
29         FILTER_BLOWFISH,
30 };
31
32 enum {  IS_DEFAULT = 0,
33         IS_YES,
34         IS_NO,
35 };
36
37 struct select_channel {
38         struct select_channel   *next;
39         int                     channel;
40 };
41
42 struct interface_port {
43         struct interface_port   *next;
44         struct interface        *interface; /* link to interface */
45         struct mISDNport        *mISDNport; /* link to port */
46         int                     portnum; /* port number */
47         char                    portname[64]; /* alternately: port name */
48         int                     ptp; /* force load stack in PTP mode */
49         int                     ptmp; /* force load stack in PTP mode */
50         int                     nt; /* load stack in NT-mode */
51         int                     tespecial; /* special TE-mode behavior */
52         int                     l1hold; /* hold layer 1 (1=on, 0=off) */
53         int                     l2hold; /* hold layer 2 (1=force, -1=disable, 0=default) */
54         int                     gsm; /* interface is an GSM interface */
55         int                     channel_force; /* forces channel by protocol */
56         int                     nodtmf; /* disables DTMF */
57         struct select_channel   *out_channel; /* list of channels to select */
58         struct select_channel   *in_channel; /* the same for incoming channels */
59         int                     block; /* set if interface is blocked */
60         int                     tout_setup;
61         int                     tout_dialing;
62         int                     tout_proceeding;
63         int                     tout_alerting;
64         int                     tout_disconnect;
65 //      int                     tout_hold;
66 //      int                     tout_park;
67         int                     dialmax; /* maximum number of digits to dial */
68         char                    tones_dir[128];
69 };
70
71 struct interface_msn {
72         struct interface_msn    *next;
73         char                    msn[64]; /* msn */
74 };
75
76 struct interface_screen {
77         struct interface_screen *next;
78         char                    match[64]; /* what caller id to match */
79         int                     match_type; /* number type */
80         int                     match_present; /* presentation type */
81         char                    result[64]; /* what caller id to change to */
82         int                     result_type; /* number type */
83         int                     result_present; /* presentation type */
84 };
85
86 struct interface {
87         struct interface        *next;
88         char                    name[64]; /* name of interface */
89         int                     extension; /* calls are handled as extension */
90         int                     is_tones; /* generate tones */
91         int                     is_earlyb; /* bridge tones during call setup */
92         int                     hunt; /* select algorithm */
93         int                     hunt_next; /* ifport index to start hunt */
94         struct interface_port   *ifport; /* link to interface port list */
95         struct interface_msn    *ifmsn; /* link to interface msn list */
96         struct interface_screen *ifscreen_in; /* link to screening list */
97         struct interface_screen *ifscreen_out; /* link to screening list */
98         int                     tx_gain, rx_gain; /* filter gain */
99         char                    pipeline[256]; /* filter pipeline */
100         unsigned char           bf_key[56]; /* filter blowfish */
101         int                     bf_len; /* filter length of blowfish */
102 };
103
104 struct interface_param {
105         const char              *name;
106 /*      return value            (pointer of function)(args ...) */
107         int                     (*func)(struct interface *, char *, int, char *, char*);
108         const char              *usage;
109         const char              *help;
110 };
111
112
113 extern struct interface *interface_first;
114 extern struct interface *interface_newlist;
115
116 extern char interface_error[256];
117 struct interface *read_interfaces(void);
118 void free_interfaces(struct interface *interface_start);
119 void relink_interfaces(void);
120 void load_port(struct interface_port *ifport);
121 void doc_interface(void);
122 void do_screen(int out, char *id, int idsize, int *type, int *present, struct interface *interface);
123