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 #ifdef WITH_GSM_BS
  55         int                     gsm_bs; /* interface is an GSM BS interface */
  56 #endif
  57 #ifdef WITH_GSM_MS
  58         int                     gsm_ms; /* interface is an GSM MS interface */
  59         char                    gsm_ms_name[32]; /* name of ms */
  60         char                    gsm_ms_socket[128]; /* layer1 socket name */
  61         char                    gsm_ms_service; /* see GSM_SERVICE_* */
  62 #endif
  63         unsigned int            ss5; /* set, if SS5 signalling enabled, also holds feature bits */
  64         int                     channel_force; /* forces channel by protocol */
  65         int                     nodtmf; /* disables DTMF */
  66         struct select_channel   *out_channel; /* list of channels to select */
  67         struct select_channel   *in_channel; /* the same for incoming channels */
  68         int                     block; /* set if interface is blocked */
  69         int                     tout_setup;
  70         int                     tout_dialing;
  71         int                     tout_proceeding;
  72         int                     tout_alerting;
  73         int                     tout_disconnect;
  74 //      int                     tout_hold;
  75 //      int                     tout_park;
  76         int                     dialmax; /* maximum number of digits to dial */
  77         char                    tones_dir[128];
  78         int                     nonotify; /* blocks outgoing notify messages  */
  79 };
  80
  81 struct interface_msn {
  82         struct interface_msn    *next;
  83         char                    msn[64]; /* msn */
  84 };
  85
  86 struct interface_screen {
  87         struct interface_screen *next;
  88         char                    match[64]; /* what caller id to match */
  89         int                     match_type; /* number type */
  90         int                     match_present; /* presentation type */
  91         char                    result[64]; /* what caller id to change to */
  92         int                     result_type; /* number type */
  93         int                     result_present; /* presentation type */
  94 };
  95
  96 struct interface {
  97         struct interface        *next;
  98         char                    name[64]; /* name of interface */
  99         int                     external; /* interface used for external calls */
 100         int                     extension; /* calls are handled as extension */
 101         int                     is_tones; /* generate tones */
 102         int                     is_earlyb; /* bridge tones during call setup */
 103         int                     hunt; /* select algorithm */
 104         int                     hunt_next; /* ifport index to start hunt */
 105         struct interface_port   *ifport; /* link to interface port list */
 106         struct interface_msn    *ifmsn; /* link to interface msn list */
 107         struct interface_screen *ifscreen_in; /* link to screening list */
 108         struct interface_screen *ifscreen_out; /* link to screening list */
 109         int                     tx_gain, rx_gain; /* filter gain */
 110         char                    pipeline[256]; /* filter pipeline */
 111         unsigned char           bf_key[56]; /* filter blowfish */
 112         int                     bf_len; /* filter length of blowfish */
 113 };
 114
 115 struct interface_param {
 116         const char              *name;
 117 /*      return value            (pointer of function)(args ...) */
 118         int                     (*func)(struct interface *, char *, int, char *, char*);
 119         const char              *usage;
 120         const char              *help;
 121 };
 122
 123
 124 extern struct interface *interface_first;
 125 extern struct interface *interface_newlist;
 126
 127 extern char interface_error[256];
 128 struct interface *read_interfaces(void);
 129 void free_interfaces(struct interface *interface_start);
 130 void relink_interfaces(void);
 131 void load_port(struct interface_port *ifport);
 132 void doc_interface(void);
 133 void do_screen(int out, char *id, int idsize, int *type, int *present, struct interface *interface);
 134