interface.h

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