static struct dahdi_pvt {
ast_mutex_t lock;
struct ast_channel *owner; /*!< Our current active owner (if applicable) */
/*!< Up to three channels can be associated with this call */
struct dahdi_subchannel sub_unused; /*!< Just a safety precaution */
struct dahdi_subchannel subs[3]; /*!< Sub-channels */
struct dahdi_confinfo saveconf; /*!< Saved conference info */
struct dahdi_pvt *slaves[MAX_SLAVES]; /*!< Slave to us (follows our conferencing) */
struct dahdi_pvt *master; /*!< Master to us (we follow their conferencing) */
int inconference; /*!< If our real should be in the conference */
int buf_no; /*!< Number of buffers */
int buf_policy; /*!< Buffer policy */
int sig; /*!< Signalling style */
/*!
* \brief Nonzero if the signaling type is sent over a radio.
*
ote Set to a couple of nonzero values but it is only tested like a boolean.
*/
int radio;
int outsigmod; /*!< Outbound Signalling style (modifier) */
int oprmode; /*!< "Operator Services" mode */
struct dahdi_pvt *oprpeer; /*!< "Operator Services" peer tech_pvt ptr */
/*! \brief Rx gain set by chan_dahdi.conf */
float rxgain;
/*! \brief Tx gain set by chan_dahdi.conf */
float txgain;
int tonezone; /*!< tone zone for this chan, or -1 for default */
struct dahdi_pvt *next; /*!< Next channel in list */
struct dahdi_pvt *prev; /*!< Prev channel in list */
/* flags */
/*!
* \brief TRUE if ADSI (Analog Display Services Interface) available
*
ote Set from the "adsi" value read in from chan_dahdi.conf
*/
unsigned int adsi:1;
/*!
* \brief TRUE if we can use a polarity reversal to mark when an outgoing
* call is answered by the remote party.
*
ote Set from the "answeronpolarityswitch" value read in from chan_dahdi.conf
*/
unsigned int answeronpolarityswitch:1;
/*!
* \brief TRUE if busy detection is enabled.
* (Listens for the beep-beep busy pattern.)
*
ote Set from the "busydetect" value read in from chan_dahdi.conf
*/
unsigned int busydetect:1;
/*!
* \brief TRUE if call return is enabled.
* (*69, if your dialplan doesn't catch this first)
*
ote Set from the "callreturn" value read in from chan_dahdi.conf
*/
unsigned int callreturn:1;
/*!
* \brief TRUE if busy extensions will hear the call-waiting tone
* and can use hook-flash to switch between callers.
*
ote Can be disabled by dialing *70.
*
ote Initialized with the "callwaiting" value read in from chan_dahdi.conf
*/
unsigned int callwaiting:1;
/*!
* \brief TRUE if send caller ID for Call Waiting
*
ote Set from the "callwaitingcallerid" value read in from chan_dahdi.conf
*/
unsigned int callwaitingcallerid:1;
/*!
* \brief TRUE if support for call forwarding enabled.
* Dial *72 to enable call forwarding.
* Dial *73 to disable call forwarding.
*
ote Set from the "cancallforward" value read in from chan_dahdi.conf
*/
unsigned int cancallforward:1;
/*!
* \brief TRUE if support for call parking is enabled.
*
ote Set from the "canpark" value read in from chan_dahdi.conf
*/
unsigned int canpark:1;
/*! \brief TRUE if to wait for a DTMF digit to confirm answer */
unsigned int confirmanswer:1;
/*!
* \brief TRUE if the channel is to be destroyed on hangup.
* (Used by pseudo channels.)
*/
unsigned int destroy:1;
unsigned int didtdd:1; /*!< flag to say its done it once */
/*! \brief TRUE if analog type line dialed no digits in Dial() */
unsigned int dialednone:1;
/*! \brief TRUE if in the process of dialing digits or sending something. */
unsigned int dialing:1;
/*! \brief TRUE if the transfer capability of the call is digital. */
unsigned int digital:1;
/*! \brief TRUE if Do-Not-Disturb is enabled. */
unsigned int dnd:1;
/*! \brief XXX BOOLEAN Purpose??? */
unsigned int echobreak:1;
/*!
* \brief TRUE if echo cancellation enabled when bridged.
*
ote Initialized with the "echocancelwhenbridged" value read in from chan_dahdi.conf
*
ote Disabled if the echo canceller is not setup.
*/
unsigned int echocanbridged:1;
/*! \brief TRUE if echo cancellation is turned on. */
unsigned int echocanon:1;
/*! \brief TRUE if a fax tone has already been handled. */
unsigned int faxhandled:1;
/*! \brief TRUE if over a radio and dahdi_read() has been called. */
unsigned int firstradio:1;
/*!
* \brief TRUE if the call will be considered "hung up" on a polarity reversal.
*
ote Set from the "hanguponpolarityswitch" value read in from chan_dahdi.conf
*/
unsigned int hanguponpolarityswitch:1;
/*! \brief TRUE if DTMF detection needs to be done by hardware. */
unsigned int hardwaredtmf:1;
/*!
* \brief TRUE if the outgoing caller ID is blocked/hidden.
*
ote Caller ID can be disabled by dialing *67.
*
ote Caller ID can be enabled by dialing *82.
*
ote Initialized with the "hidecallerid" value read in from chan_dahdi.conf
*/
unsigned int hidecallerid:1;
/*!
* \brief TRUE if hide just the name not the number for legacy PBX use.
*
ote Only applies to PRI channels.
*
ote Set from the "hidecalleridname" value read in from chan_dahdi.conf
*/
unsigned int hidecalleridname:1;
/*! \brief TRUE if DTMF detection is disabled. */
unsigned int ignoredtmf:1;
/*!
* \brief TRUE if the channel should be answered immediately
* without attempting to gather any digits.
*
ote Set from the "immediate" value read in from chan_dahdi.conf
*/
unsigned int immediate:1;
/*! \brief TRUE if in an alarm condition. */
unsigned int inalarm:1;
unsigned int unknown_alarm:1;
/*! \brief TRUE if TDD in MATE mode */
unsigned int mate:1;
/*! \brief TRUE if we originated the call leg. */
unsigned int outgoing:1;
/* unsigned int overlapdial:1; unused and potentially confusing */
/*!
* \brief TRUE if busy extensions will hear the call-waiting tone
* and can use hook-flash to switch between callers.
*
ote Set from the "callwaiting" value read in from chan_dahdi.conf
*/
unsigned int permcallwaiting:1;
/*!
* \brief TRUE if the outgoing caller ID is blocked/restricted/hidden.
*
ote Set from the "hidecallerid" value read in from chan_dahdi.conf
*/
unsigned int permhidecallerid:1;
/*!
* \brief TRUE if PRI congestion/busy indications are sent out-of-band.
*
ote Set from the "priindication" value read in from chan_dahdi.conf
*/
unsigned int priindication_oob:1;
/*!
* \brief TRUE if PRI B channels are always exclusively selected.
*
ote Set from the "priexclusive" value read in from chan_dahdi.conf
*/
unsigned int priexclusive:1;
/*!
* \brief TRUE if we will pulse dial.
*
ote Set from the "pulsedial" value read in from chan_dahdi.conf
*/
unsigned int pulse:1;
/*! \brief TRUE if a pulsed digit was detected. (Pulse dial phone detected) */
unsigned int pulsedial:1;
unsigned int restartpending:1; /*!< flag to ensure counted only once for restart */
/*!
* \brief TRUE if caller ID is restricted.
*
ote Set but not used. Should be deleted. Redundant with permhidecallerid.
*
ote Set from the "restrictcid" value read in from chan_dahdi.conf
*/
unsigned int restrictcid:1;
/*!
* \brief TRUE if three way calling is enabled
*
ote Set from the "threewaycalling" value read in from chan_dahdi.conf
*/
unsigned int threewaycalling:1;
/*!
* \brief TRUE if call transfer is enabled
*
ote For FXS ports (either direct analog or over T1/E1):
* Support flash-hook call transfer
*
ote For digital ports using ISDN PRI protocols:
* Support switch-side transfer (called 2BCT, RLT or other names)
*
ote Set from the "transfer" value read in from chan_dahdi.conf
*/
unsigned int transfer:1;
/*!
* \brief TRUE if caller ID is used on this channel.
*
ote PRI spans will save caller ID from the networking peer.
*
ote FXS ports will generate the caller ID spill.
*
ote FXO ports will listen for the caller ID spill.
*
ote Set from the "usecallerid" value read in from chan_dahdi.conf
*/
unsigned int use_callerid:1;
/*!
* \brief TRUE if we will use the calling presentation setting
* from the Asterisk channel for outgoing calls.
*
ote Only applies to PRI channels.
*
ote Set from the "usecallingpres" value read in from chan_dahdi.conf
*/
unsigned int use_callingpres:1;
/*!
* \brief TRUE if distinctive rings are to be detected.
*
ote For FXO lines
*
ote Set indirectly from the "usedistinctiveringdetection" value read in from chan_dahdi.conf
*/
unsigned int usedistinctiveringdetection:1;
/*!
* \brief TRUE if we should use the callerid from incoming call on dahdi transfer.
*
ote Set from the "useincomingcalleridondahditransfer" value read in from chan_dahdi.conf
*/
unsigned int dahditrcallerid:1;
/*!
* \brief TRUE if allowed to flash-transfer to busy channels.
*
ote Set from the "transfertobusy" value read in from chan_dahdi.conf
*/
unsigned int transfertobusy:1;
#if defined(HAVE_PRI)
/*! \brief TRUE if channel is alerting/ringing */
unsigned int alerting:1;
/*! \brief TRUE if the call has already gone/hungup */
unsigned int alreadyhungup:1;
/*!
* \brief TRUE if this is an idle call
*
ote Applies to PRI channels.
*/
unsigned int isidlecall:1;
/*!
* \brief TRUE if call is in a proceeding state.
* The call has started working its way through the network.
*/
unsigned int proceeding:1;
/*! \brief TRUE if the call has seen progress through the network. */
unsigned int progress:1;
/*!
* \brief TRUE if this channel is being reset/restarted
*
ote Applies to PRI channels.
*/
unsigned int resetting:1;
/*!
* \brief TRUE if this channel has received a SETUP_ACKNOWLEDGE
*
ote Applies to PRI channels.
*/
unsigned int setup_ack:1;
#endif
/*!
* \brief TRUE if SMDI (Simplified Message Desk Interface) is enabled
*
ote Set from the "usesmdi" value read in from chan_dahdi.conf
*/
unsigned int use_smdi:1;
/*! \brief The serial port to listen for SMDI data on */
struct ast_smdi_interface *smdi_iface;
/*! \brief Distinctive Ring data */
struct dahdi_distRings drings;
/*!
* \brief The configured context for incoming calls.
*
ote The "context" string read in from chan_dahdi.conf
*/
char context[AST_MAX_CONTEXT];
/*!
* \brief Saved context string.
*/
char defcontext[AST_MAX_CONTEXT];
/*! \brief Extension to use in the dialplan. */
char exten[AST_MAX_EXTENSION];
/*!
* \brief Language configured for calls.
*
ote The "language" string read in from chan_dahdi.conf
*/
char language[MAX_LANGUAGE];
/*!
* \brief The configured music-on-hold class to use for calls.
*
ote The "musicclass" or "mohinterpret" or "musiconhold" string read in from chan_dahdi.conf
*/
char mohinterpret[MAX_MUSICCLASS];
/*!
* \brief Sugggested music-on-hold class for peer channel to use for calls.
*
ote The "mohsuggest" string read in from chan_dahdi.conf
*/
char mohsuggest[MAX_MUSICCLASS];
#ifdef PRI_ANI
/*! \brief Automatic Number Identification number (Alternate PRI caller ID number) */
char cid_ani[AST_MAX_EXTENSION];
#endif
/*! \brief Caller ID number from an incoming call. */
char cid_num[AST_MAX_EXTENSION];
/*! \brief Caller ID Q.931 TON/NPI field values. Set by PRI. Zero otherwise. */
int cid_ton;
/*! \brief Caller ID name from an incoming call. */
char cid_name[AST_MAX_EXTENSION];
/*! \brief Last Caller ID number from an incoming call. */
char lastcid_num[AST_MAX_EXTENSION];
/*! \brief Last Caller ID name from an incoming call. */
char lastcid_name[AST_MAX_EXTENSION];
char *origcid_num; /*!< malloced original callerid */
char *origcid_name; /*!< malloced original callerid */
/*! \brief Call waiting number. */
char callwait_num[AST_MAX_EXTENSION];
/*! \brief Call waiting name. */
char callwait_name[AST_MAX_EXTENSION];
/*! \brief Redirecting Directory Number Information Service (RDNIS) number */
char rdnis[AST_MAX_EXTENSION];
/*! \brief Dialed Number Identifier */
char dnid[AST_MAX_EXTENSION];
/*!
* \brief Bitmapped groups this belongs to.
*
ote The "group" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t group;
/*! \brief Active PCM encoding format: DAHDI_LAW_ALAW or DAHDI_LAW_MULAW */
int law;
int confno; /*!< Our conference */
int confusers; /*!< Who is using our conference */
int propconfno; /*!< Propagated conference number */
/*!
* \brief Bitmapped call groups this belongs to.
*
ote The "callgroup" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t callgroup;
/*!
* \brief Bitmapped pickup groups this belongs to.
*
ote The "pickupgroup" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t pickupgroup;
int channel; /*!< Channel Number or CRV */
int span; /*!< Span number */
time_t guardtime; /*!< Must wait this much time before using for new call */
int cid_signalling; /*!< CID signalling type bell202 or v23 */
int cid_start; /*!< CID start indicator, polarity or ring */
int callingpres; /*!< The value of callling presentation that we're going to use when placing a PRI call */
int callwaitingrepeat; /*!< How many samples to wait before repeating call waiting */
int cidcwexpire; /*!< When to expire our muting for CID/CW */
/*! \brief Analog caller ID waveform sample buffer */
unsigned char *cidspill;
/*! \brief Position in the cidspill buffer to send out next. */
int cidpos;
/*! \brief Length of the cidspill buffer containing samples. */
int cidlen;
/*! \brief Ring timeout timer?? */
int ringt;
/*!
* \brief Ring timeout base.
*
ote Value computed indirectly from "ringtimeout" read in from chan_dahdi.conf
*/
int ringt_base;
/*!
* \brief Number of most significant digits/characters to strip from the dialed number.
*
ote Feature is deprecated. Use dialplan logic.
*
ote The characters are stripped before the PRI TON/NPI prefix
* characters are processed.
*/
int stripmsd;
/*! \brief BOOLEAN. XXX Meaning what?? */
int callwaitcas;
/*! \brief Number of call waiting rings. */
int callwaitrings;
/*! \brief Number of echo cancel taps. 0 if echo canceller not requested. */
int echocancel;
/*!
* \brief Echo training time. 0 = disabled
*
ote Set from the "echotraining" value read in from chan_dahdi.conf
*/
int echotraining;
/*! \brief Filled with 'w'. XXX Purpose?? */
char echorest[20];
/*!
* \brief Number of times to see "busy" tone before hanging up.
*
ote Set from the "busycount" value read in from chan_dahdi.conf
*/
int busycount;
/*!
* \brief Length of "busy" tone on time.
*
ote Set from the "busypattern" value read in from chan_dahdi.conf
*/
int busy_tonelength;
/*!
* \brief Length of "busy" tone off time.
*
ote Set from the "busypattern" value read in from chan_dahdi.conf
*/
int busy_quietlength;
/*!
* \brief Bitmapped call progress detection flags. CALLPROGRESS_xxx values.
*
ote Bits set from the "callprogress" and "faxdetect" values read in from chan_dahdi.conf
*/
int callprogress;
struct timeval flashtime; /*!< Last flash-hook time */
/*! \brief Opaque DSP configuration structure. */
struct ast_dsp *dsp;
//int cref; /*!< Call reference number (Not used) */
/*! \brief DAHDI dial operation command struct for ioctl() call. */
struct dahdi_dialoperation dop;
int whichwink; /*!< SIG_FEATDMF_TA Which wink are we on? */
/*! \brief Second part of SIG_FEATDMF_TA wink operation. */
char finaldial[64];
char accountcode[AST_MAX_ACCOUNT_CODE]; /*!< Account code */
int amaflags; /*!< AMA Flags */
struct tdd_state *tdd; /*!< TDD flag */
/*! \brief Accumulated call forwarding number. */
char call_forward[AST_MAX_EXTENSION];
/*!
* \brief Voice mailbox location.
*
ote Set from the "mailbox" string read in from chan_dahdi.conf
*/
char mailbox[AST_MAX_EXTENSION];
/*! \brief Delayed dialing for E911. Overlap digits for ISDN. */
char dialdest[256];
/*! \brief Time the interface went on-hook. */
int onhooktime;
/*! \brief -1 = unknown, 0 = no messages, 1 = new messages available */
int msgstate;
int distinctivering; /*!< Which distinctivering to use */
int cidrings; /*!< Which ring to deliver CID on */
int dtmfrelax; /*!< whether to run in relaxed DTMF mode */
/*! \brief Holding place for event injected from outside normal operation. */
int fake_event;
/*!
* \brief Minimal time period (ms) between the answer polarity
* switch and hangup polarity switch.
*/
int polarityonanswerdelay;
/*! \brief Start delay time if polarityonanswerdelay is nonzero. */
struct timeval polaritydelaytv;
/*!
* \brief Send caller ID after this many rings.
*
ote Set from the "sendcalleridafter" value read in from chan_dahdi.conf
*/
int sendcalleridafter;
#ifdef HAVE_PRI
/*! \brief DAHDI PRI control parameters */
struct dahdi_pri *pri;
/*! \brief XXX Purpose??? */
struct dahdi_pvt *bearer;
/*! \brief XXX Purpose??? */
struct dahdi_pvt *realcall;
/*! \brief Opaque libpri call control structure */
q931_call *call;
/*! \brief Channel number in span. */
int prioffset;
/*! \brief Logical span number within trunk group */
int logicalspan;
#endif
/*! \brief Current line interface polarity. POLARITY_IDLE, POLARITY_REV */
int polarity;
/*! \brief DSP feature flags: DSP_FEATURE_xxx */
int dsp_features;
/*! \brief DTMF digit in progress. 0 when no digit in progress. */
char begindigit;
} *iflist = NULL, *ifend = NULL;