/*****************************************************************************\ ** ** ** Linux Call Router ** ** ** **---------------------------------------------------------------------------** ** Copyright: Andreas Eversberg ** ** ** ** Asterisk socket client header ** ** ** \*****************************************************************************/ /* structure for all calls */ struct bchannel; struct chan_call { struct chan_call *next; /* link to next call instance */ int state; /* current call state CHAN_LCR_STATE */ unsigned long ref; /* callref for this channel */ void *ast; /* current asterisk channel */ int pbx_started; /* indicates if pbx que is available */ struct bchannel *bchannel; /* reference to bchannel, if set */ int audiopath; /* audio is available */ int cause, location; /* store cause from lcr */ unsigned char dialque[64]; /* queue dialing prior setup ack */ char oad[64];/* caller id in number format */ struct connect_info connectinfo; /* store connectinfo form lcr */ int bridge_id; /* current ID or 0 */ struct chan_call *bridge_call; /* remote instance or NULL */ int pipe[2]; /* pipe for receive data */ unsigned char read_buff[1024]; /* read buffer for frame */ struct ast_frame read_fr; /* frame for read */ }; enum { CHAN_LCR_STATE_IN_PREPARE = 0, CHAN_LCR_STATE_IN_SETUP, CHAN_LCR_STATE_IN_DIALING, CHAN_LCR_STATE_IN_PROCEEDING, CHAN_LCR_STATE_IN_ALERTING, CHAN_LCR_STATE_OUT_PREPARE, CHAN_LCR_STATE_OUT_SETUP, CHAN_LCR_STATE_OUT_DIALING, CHAN_LCR_STATE_OUT_PROCEEDING, CHAN_LCR_STATE_OUT_ALERTING, CHAN_LCR_STATE_CONNECT, CHAN_LCR_STATE_IN_DISCONNECT, CHAN_LCR_STATE_OUT_DISCONNECT, CHAN_LCR_STATE_RELEASE, }; #define CHAN_LCR_STATE static const struct chan_lcr_state { \ char *name; \ char *meaning; \ } chan_lcr_state[] = { \ { "IN_PREPARE", \ "New call from ISDN is waiting for setup." }, \ { "IN_SETUP", \ "Call from ISDN is currently set up." }, \ { "IN_DIALING", \ "Call from ISDN is currently waiting for digits to be dialed." }, \ { "IN_PROCEEDING", \ "Call from ISDN is complete and proceeds to ring." }, \ { "IN_ALERTING", \ "Call from ISDN is ringing." }, \ { "OUT_PREPARE", \ "New call to ISDN is wating for setup." }, \ { "OUT_SETUP", \ "Call to ISDN is currently set up." }, \ { "OUT_DIALING", \ "Call to ISDN is currently waiting for digits to be dialed." }, \ { "OUT_PROCEEDING", \ "Call to ISDN is complete and proceeds to ring." }, \ { "OUT_ALERTING", \ "Call to ISDN is ringing." }, \ { "CONNECT", \ "Call has been answered." }, \ { "IN_DISCONNECT", \ "Call has been hung up on ISDN side." }, \ { "OUT_DISCONNECT", \ "Call has been hung up on Asterisk side." }, \ { "RELEASE", \ "Call is waiting for complete release." }, \ }; #define CERROR(call, ast, arg...) chan_lcr_log(__LOG_ERROR, __FILE__, __LINE__, call, ast, ##arg) #define CDEBUG(call, ast, arg...) chan_lcr_log(__LOG_DEBUG, __FILE__, __LINE__, call, ast, ##arg) void chan_lcr_log(int type, const char *file, int line, struct chan_call *call, struct ast_channel *ast, const char *fmt, ...);