chan_lcr.h

   1 /*****************************************************************************\
   2 **                                                                           **
   3 ** Linux Call Router                                                         **
   4 **                                                                           **
   5 **---------------------------------------------------------------------------**
   6 ** Copyright: Andreas Eversberg                                              **
   7 **                                                                           **
   8 ** Asterisk socket client header                                             **
   9 **                                                                           **
  10 \*****************************************************************************/
  11
  12 /* structure for all calls */
  13 struct bchannel;
  14 struct chan_call {
  15         struct chan_call        *next;  /* link to next call instance */
  16         int                     state;  /* current call state CHAN_LCR_STATE */
  17         unsigned long           ref;    /* callref for this channel */
  18         void                    *ast;   /* current asterisk channel */
  19         int                     pbx_started;
  20                                         /* indicates if pbx que is available */
  21         struct bchannel         *bchannel;
  22                                         /* reference to bchannel, if set */
  23         int                     cause, location;
  24                                         /* store cause from lcr */
  25         unsigned char           dialque[64];
  26                                         /* queue dialing prior setup ack */
  27         struct connect_info     connectinfo;
  28                                         /* store connectinfo form lcr */
  29         int                     bridge_id;
  30                                         /* current ID or 0 */
  31         struct chan_call        *bridge_call;
  32                                         /* remote instance or NULL */
  33         int                     pipe[2];
  34                                         /* pipe for receive data */
  35 };
  36
  37 enum {
  38         CHAN_LCR_STATE_IN_PREPARE = 0,
  39         CHAN_LCR_STATE_IN_SETUP,
  40         CHAN_LCR_STATE_IN_DIALING,
  41         CHAN_LCR_STATE_IN_PROCEEDING,
  42         CHAN_LCR_STATE_IN_ALERTING,
  43         CHAN_LCR_STATE_OUT_PREPARE,
  44         CHAN_LCR_STATE_OUT_SETUP,
  45         CHAN_LCR_STATE_OUT_DIALING,
  46         CHAN_LCR_STATE_OUT_PROCEEDING,
  47         CHAN_LCR_STATE_OUT_ALERTING,
  48         CHAN_LCR_STATE_CONNECT,
  49         CHAN_LCR_STATE_IN_DISCONNECT,
  50         CHAN_LCR_STATE_OUT_DISCONNECT,
  51         CHAN_LCR_STATE_RELEASE,
  52 };
  53
  54 #define CHAN_LCR_STATE static const struct chan_lcr_state { \
  55         char *name; \
  56         char *meaning; \
  57 } chan_lcr_state[] = { \
  58         { "IN_PREPARE", \
  59           "New call from ISDN is waiting for setup." }, \
  60         { "IN_SETUP", \
  61           "Call from ISDN is currently set up." }, \
  62         { "IN_DIALING", \
  63           "Call from ISDN is currently waiting for digits to be dialed." }, \
  64         { "IN_PROCEEDING", \
  65           "Call from ISDN is complete and proceeds to ring." }, \
  66         { "IN_ALERTING", \
  67           "Call from ISDN is ringing." }, \
  68         { "OUT_PREPARE", \
  69           "New call to ISDN is wating for setup." }, \
  70         { "OUT_SETUP", \
  71           "Call to ISDN is currently set up." }, \
  72         { "OUT_DIALING", \
  73           "Call to ISDN is currently waiting for digits to be dialed." }, \
  74         { "OUT_PROCEEDING", \
  75           "Call to ISDN is complete and proceeds to ring." }, \
  76         { "OUT_ALERTING", \
  77           "Call to ISDN is ringing." }, \
  78         { "CONNECT", \
  79           "Call has been answered." }, \
  80         { "IN_DISCONNECT", \
  81           "Call has been hung up on ISDN side." }, \
  82         { "OUT_DISCONNECT", \
  83           "Call has been hung up on Asterisk side." }, \
  84         { "RELEASE", \
  85           "Call is waiting for complete release." }, \
  86 };
  87
  88
  89 #define CERROR(call, ast, arg...) chan_lcr_log(LOG_ERROR, call, ast, ##arg)
  90 #define CDEBUG(call, ast, arg...) chan_lcr_log(LOG_DEBUG, call, ast, ##arg)
  91 void chan_lcr_log(int type, struct chan_call *call, struct ast_channel *ast, const char *fmt, ...);
  92