interface.h

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