forks
/
asterisk
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
asterisk/channels/chan_dahdi.h

863 lines
30 KiB
C
Raw Permalink Blame History

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2013 Digium, Inc.
*
* Richard Mudgett <rmudgett@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*!
* \file
* \brief DAHDI internal API definitions.
*
* \author Richard Mudgett <rmudgett@digium.com>
*
* See Also:
* \arg \ref AstCREDITS
*/
#ifndef _ASTERISK_CHAN_DAHDI_H
#define _ASTERISK_CHAN_DAHDI_H
#if defined(HAVE_OPENR2)
#include <openr2.h>
#endif /* defined(HAVE_OPENR2) */
#include <dahdi/user.h>
#include <dahdi/tonezone.h>
#include "asterisk/channel.h"
#include "asterisk/dsp.h"
#include "asterisk/app.h"
#include "asterisk/mwi.h"
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
/* ------------------------------------------------------------------- */
#if defined(HAVE_PRI)
struct sig_pri_span;
#endif /* defined(HAVE_PRI) */
#if defined(HAVE_SS7)
struct sig_ss7_linkset;
#endif /* defined(HAVE_SS7) */
#define SUB_REAL 0 /*!< Active call */
#define SUB_CALLWAIT 1 /*!< Call-Waiting call on hold */
#define SUB_THREEWAY 2 /*!< Three-way call */
struct distRingData {
int ring[3];
int range;
};
struct ringContextData {
char contextData[AST_MAX_CONTEXT];
};
struct dahdi_distRings {
struct distRingData ringnum[3];
struct ringContextData ringContext[3];
};
extern const char * const subnames[];
struct dahdi_subchannel {
int dfd;
struct ast_channel *owner;
int chan;
short buffer[AST_FRIENDLY_OFFSET/2 + READ_SIZE];
struct ast_frame f; /*!< One frame for each channel. How did this ever work before? */
unsigned int needringing:1;
unsigned int needbusy:1;
unsigned int needcongestion:1;
unsigned int needanswer:1;
unsigned int needflash:1;
unsigned int needhold:1;
unsigned int needunhold:1;
unsigned int linear:1;
unsigned int inthreeway:1;
struct dahdi_confinfo curconf;
};
#define MAX_SLAVES 4
/* States for sending MWI message
* First three states are required for send Ring Pulse Alert Signal
*/
typedef enum {
MWI_SEND_NULL = 0,
MWI_SEND_SA,
MWI_SEND_SA_WAIT,
MWI_SEND_PAUSE,
MWI_SEND_SPILL,
MWI_SEND_CLEANUP,
MWI_SEND_DONE,
} mwisend_states;
struct mwisend_info {
struct timeval pause;
mwisend_states mwisend_current;
};
/*! Specify the lists dahdi_pvt can be put in. */
enum DAHDI_IFLIST {
DAHDI_IFLIST_NONE, /*!< The dahdi_pvt is not in any list. */
DAHDI_IFLIST_MAIN, /*!< The dahdi_pvt is in the main interface list */
#if defined(HAVE_PRI)
DAHDI_IFLIST_NO_B_CHAN, /*!< The dahdi_pvt is in a no B channel interface list */
#endif /* defined(HAVE_PRI) */
};
struct dahdi_pvt {
ast_mutex_t lock; /*!< Channel private lock. */
struct callerid_state *cs;
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 bufsize; /*!< Size of the buffers */
int buf_no; /*!< Number of buffers */
int buf_policy; /*!< Buffer policy */
int faxbuf_no; /*!< Number of Fax buffers */
int faxbuf_policy; /*!< Fax buffer policy */
int sig; /*!< Signalling style */
/*!
* \brief Nonzero if the signaling type is sent over a radio.
* \note 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 Hardware Rx gain set by chan_dahdi.conf */
float hwrxgain;
/*! \brief Hardware Tx gain set by chan_dahdi.conf */
float hwtxgain;
/*! \brief Amount of gain to increase during caller id */
float cid_rxgain;
/*! \brief Software Rx gain set by chan_dahdi.conf */
float rxgain;
/*! \brief Software Tx gain set by chan_dahdi.conf */
float txgain;
float txdrc; /*!< Dynamic Range Compression factor. a number between 1 and 6ish */
float rxdrc;
int tonezone; /*!< tone zone for this chan, or -1 for default */
enum DAHDI_IFLIST which_iflist; /*!< Which interface list is this structure listed? */
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
* \note 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.
* \note Set from the "answeronpolarityswitch" value read in from chan_dahdi.conf
*/
unsigned int answeronpolarityswitch:1;
/*!
* \brief INTEGER, number of ANI INFO digits on a CAMA trunk.
* older switches use 1 INFO digit, newer switches use 2 INFO digits
* \note Set from the "ani_info_digits" value read in from chan_dahdi.conf
*/
unsigned int ani_info_digits:8;
/*!
* \brief INTEGER, length of ANI failure timeout in ms.
* \note Set from the "ani_timeout" value read in from chan_dahdi.conf
*/
unsigned int ani_timeout:16;
/*!
* \brief INTEGER, length of time to wait before sending ANI wink in ms.
* \note Set from the "ani_wink_time" value read in from chan_dahdi.conf
*/
unsigned int ani_wink_time:16;
/*!
* \brief TRUE if busy detection is enabled.
* (Listens for the beep-beep busy pattern.)
* \note 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)
* \note 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.
* \note Can be disabled by dialing *70.
* \note Initialized with the "callwaiting" value read in from chan_dahdi.conf
*/
unsigned int callwaiting:1;
/*!
* \brief TRUE if send caller ID for Call Waiting
* \note 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.
* \note Set from the "cancallforward" value read in from chan_dahdi.conf
*/
unsigned int cancallforward:1;
/*!
* \brief TRUE if support for call parking is enabled.
* \note 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.
* \note This is used as a receive squelch for ISDN until connected.
*/
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, present only for non sig_analog */
unsigned int dnd:1;
/*! \brief XXX BOOLEAN Purpose??? */
unsigned int echobreak:1;
/*!
* \brief TRUE if echo cancellation enabled when bridged.
* \note Initialized with the "echocancelwhenbridged" value read in from chan_dahdi.conf
* \note 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;
/*! TRUE if dynamic faxbuffers are configured for use, default is OFF */
unsigned int usefaxbuffers:1;
/*! TRUE while buffer configuration override is in use */
unsigned int bufferoverrideinuse: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.
* \note 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.
* \note Caller ID can be disabled by dialing *67.
* \note Caller ID can be enabled by dialing *82.
* \note 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.
* \note Only applies to PRI channels.
* \note 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.
* \note 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;
/*! \brief TRUE if TDD in MATE mode */
unsigned int mate:1;
/*! \brief TRUE if we originated the call leg. */
unsigned int outgoing:1;
/*!
* \brief TRUE if busy extensions will hear the call-waiting tone
* and can use hook-flash to switch between callers.
* \note 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.
* \note 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.
* \note 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.
* \note Set from the "priexclusive" value read in from chan_dahdi.conf
*/
unsigned int priexclusive:1;
/*!
* \brief TRUE if we will pulse dial.
* \note 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.
* \note Set but not used. Should be deleted. Redundant with permhidecallerid.
* \note Set from the "restrictcid" value read in from chan_dahdi.conf
*/
unsigned int restrictcid:1;
/*!
* \brief TRUE if three way calling is enabled
* \note Set from the "threewaycalling" value read in from chan_dahdi.conf
*/
unsigned int threewaycalling:1;
/*!
* \brief TRUE if call transfer is enabled
* \note For FXS ports (either direct analog or over T1/E1):
* Support flash-hook call transfer
* \note For digital ports using ISDN PRI protocols:
* Support switch-side transfer (called 2BCT, RLT or other names)
* \note 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.
* \note PRI and SS7 spans will save caller ID from the networking peer.
* \note FXS ports will generate the caller ID spill.
* \note FXO ports will listen for the caller ID spill.
* \note 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.
* \note Only applies to PRI and SS7 channels.
* \note 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.
* \note For FXO lines
* \note 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.
* \note 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.
* \note Set from the "transfertobusy" value read in from chan_dahdi.conf
*/
unsigned int transfertobusy:1;
/*!
* \brief TRUE if the FXO port monitors for neon type MWI indications from the other end.
* \note Set if the "mwimonitor" value read in contains "neon" from chan_dahdi.conf
*/
unsigned int mwimonitor_neon:1;
/*!
* \brief TRUE if the FXO port monitors for fsk type MWI indications from the other end.
* \note Set if the "mwimonitor" value read in contains "fsk" from chan_dahdi.conf
*/
unsigned int mwimonitor_fsk:1;
/*!
* \brief TRUE if the FXO port monitors for rpas precursor to fsk MWI indications from the other end.
* \note RPAS - Ring Pulse Alert Signal
* \note Set if the "mwimonitor" value read in contains "rpas" from chan_dahdi.conf
*/
unsigned int mwimonitor_rpas:1;
/*! \brief TRUE if an MWI monitor thread is currently active */
unsigned int mwimonitoractive:1;
/*! \brief TRUE if a MWI message sending thread is active */
unsigned int mwisendactive:1;
/*!
* \brief TRUE if channel is out of reset and ready
* \note Used by SS7. Otherwise set but not used.
*/
unsigned int inservice:1;
/*!
* \brief Bitmask for the channel being locally blocked.
* \note Applies to SS7 and MFCR2 channels.
* \note For MFCR2 only the first bit is used - TRUE if blocked
* \note For SS7 two bits are used
* \note Bit 0 - TRUE if maintenance blocked
* \note Bit 1 - TRUE if hardware blocked
*/
unsigned int locallyblocked:2;
/*!
* \brief Bitmask for the channel being remotely blocked. 1 maintenance, 2 blocked in hardware.
* \note Applies to SS7 and MFCR2 channels.
* \note For MFCR2 only the first bit is used - TRUE if blocked
* \note For SS7 two bits are used
* \note Bit 0 - TRUE if maintenance blocked
* \note Bit 1 - TRUE if hardware blocked
*/
unsigned int remotelyblocked:2;
/*!
* \brief TRUE if the channel alarms will be managed also as Span ones
* \note Applies to all channels
*/
unsigned int manages_span_alarms:1;
/*! \brief TRUE if hardware Rx gain set by Asterisk */
unsigned int hwrxgain_enabled;
/*! \brief TRUE if hardware Tx gain set by Asterisk */
unsigned int hwtxgain_enabled;
#if defined(HAVE_PRI)
struct sig_pri_span *pri;
int logicalspan;
#endif /* defined(HAVE_PRI) */
/*!
* \brief TRUE if SMDI (Simplified Message Desk Interface) is enabled
* \note Set from the "usesmdi" value read in from chan_dahdi.conf
*/
unsigned int use_smdi:1;
struct mwisend_info mwisend_data;
/*! \brief The SMDI interface to get SMDI messages from. */
struct ast_smdi_interface *smdi_iface;
/*! \brief Distinctive Ring data */
struct dahdi_distRings drings;
/*!
* \brief The configured context for incoming calls.
* \note The "context" string read in from chan_dahdi.conf
*/
char context[AST_MAX_CONTEXT];
/*!
* \brief A description for the channel configuration
* \note The "description" string read in from chan_dahdi.conf
*/
char description[32];
/*!
* \brief Default distinctive ring context.
*/
char defcontext[AST_MAX_CONTEXT];
/*! \brief Extension to use in the dialplan. */
char exten[AST_MAX_EXTENSION];
/*!
* \brief Language configured for calls.
* \note The "language" string read in from chan_dahdi.conf
*/
char language[MAX_LANGUAGE];
/*!
* \brief The configured music-on-hold class to use for calls.
* \note The "musicclass" or "mohinterpret" or "musiconhold" string read in from chan_dahdi.conf
*/
char mohinterpret[MAX_MUSICCLASS];
/*!
* \brief Suggested music-on-hold class for peer channel to use for calls.
* \note The "mohsuggest" string read in from chan_dahdi.conf
*/
char mohsuggest[MAX_MUSICCLASS];
char parkinglot[AST_MAX_EXTENSION]; /*!< Parking lot for this channel */
#if defined(HAVE_PRI) || defined(HAVE_SS7)
/*! \brief Automatic Number Identification number (Alternate PRI caller ID number) */
char cid_ani[AST_MAX_EXTENSION];
#endif /* defined(HAVE_PRI) || defined(HAVE_SS7) */
/*! \brief Automatic Number Identification code from PRI */
int cid_ani2;
/*! \brief Caller ID number from an incoming call. */
char cid_num[AST_MAX_EXTENSION];
/*!
* \brief Caller ID tag from incoming call
* \note the "cid_tag" string read in from chan_dahdi.conf
*/
char cid_tag[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 Caller ID subaddress from an incoming call. */
char cid_subaddr[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.
* \note The "group" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t group;
/*! \brief Default call PCM encoding format: DAHDI_LAW_ALAW or DAHDI_LAW_MULAW. */
int law_default;
/*! \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.
* \note The "callgroup" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t callgroup;
/*!
* \brief Bitmapped pickup groups this belongs to.
* \note The "pickupgroup" bitmapped group string read in from chan_dahdi.conf
*/
ast_group_t pickupgroup;
/*!
* \brief Named call groups this belongs to.
* \note The "namedcallgroup" string read in from chan_dahdi.conf
*/
struct ast_namedgroups *named_callgroups;
/*!
* \brief Named pickup groups this belongs to.
* \note The "namedpickupgroup" string read in from chan_dahdi.conf
*/
struct ast_namedgroups *named_pickupgroups;
/*!
* \brief Channel variable list with associated values to set when a channel is created.
* \note The "setvar" strings read in from chan_dahdi.conf
*/
struct ast_variable *vars;
int channel; /*!< Channel Number */
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 or DTMF without warning event */
int dtmfcid_holdoff_state; /*!< State indicator that allows for line to settle before checking for dtmf energy */
struct timeval dtmfcid_delay; /*!< Time value used for allow line to settle */
int callingpres; /*!< The value of calling 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 stop waiting for CID/CW CAS response (In samples) */
int cid_suppress_expire; /*!< How many samples to suppress after a CID spill. */
/*! \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.
* \note 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.
* \note Feature is deprecated. Use dialplan logic.
* \note The characters are stripped before the PRI TON/NPI prefix
* characters are processed.
*/
int stripmsd;
/*!
* \brief TRUE if Call Waiting (CW) CPE Alert Signal (CAS) is being sent.
* \note
* After CAS is sent, the call waiting caller id will be sent if the phone
* gives a positive reply.
*/
int callwaitcas;
/*! \brief Number of call waiting rings. */
int callwaitrings;
/*! \brief Echo cancel parameters. */
struct {
struct dahdi_echocanparams head;
struct dahdi_echocanparam params[DAHDI_MAX_ECHOCANPARAMS];
} echocancel;
/*!
* \brief Echo training time. 0 = disabled
* \note 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.
* \note Set from the "busycount" value read in from chan_dahdi.conf
*/
int busycount;
/*!
* \brief Busy cadence pattern description.
* \note Set from the "busypattern" value read from chan_dahdi.conf
*/
struct ast_dsp_busy_pattern busy_cadence;
/*!
* \brief Bitmapped call progress detection flags. CALLPROGRESS_xxx values.
* \note Bits set from the "callprogress" and "faxdetect" values read in from chan_dahdi.conf
*/
int callprogress;
/*!
* \brief Number of milliseconds to wait for dialtone.
* \note Set from the "waitfordialtone" value read in from chan_dahdi.conf
*/
int waitfordialtone;
/*!
* \brief Number of frames to watch for dialtone in incoming calls
* \note Set from the "dialtone_detect" value read in from chan_dahdi.conf
*/
int dialtone_detect;
int dialtone_scanning_time_elapsed; /*!< Amount of audio scanned for dialtone, in frames */
/*!
* \brief The number of seconds into call to disable fax detection. (0 = disabled)
* \note Set from the "faxdetect_timeout" value read in from chan_dahdi.conf
*/
unsigned int faxdetect_timeout;
/*!
* \brief Time (ms) to detect first digit (in an analog phone)
* \note Set from the "firstdigit_timeout" value read in from chan_dahdi.conf
*/
int firstdigit_timeout;
/*!
* \brief Time (ms) to detect following digits (in an analog phone)
* \note Set from the "interdigit_timeout" value read in from chan_dahdi.conf
*/
int interdigit_timeout;
/*!
* \brief Time (ms) to wait, in case of ambiguous match (in an analog phone)
* \note Set from the "matchdigit_timeout" value read in from chan_dahdi.conf
*/
int matchdigit_timeout;
struct timeval waitingfordt; /*!< Time we started waiting for dialtone */
struct timeval flashtime; /*!< Last flash-hook time */
/*! \brief Opaque DSP configuration structure. */
struct ast_dsp *dsp;
/*! \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.
* \note Set from the "mailbox" string read in from chan_dahdi.conf
*/
char mailbox[AST_MAX_MAILBOX_UNIQUEID];
/*! \brief Opaque event subscription parameters for message waiting indication support. */
struct ast_mwi_subscriber *mwi_event_sub;
/*! \brief Delayed dialing for E911. Overlap digits for ISDN. */
char dialdest[256];
#ifdef HAVE_DAHDI_LINEREVERSE_VMWI
struct dahdi_vmwi_info mwisend_setting; /*!< Which VMWI methods to use */
unsigned int mwisend_fsk: 1; /*! Variable for enabling FSK MWI handling in chan_dahdi */
unsigned int mwisend_rpas:1; /*! Variable for enabling Ring Pulse Alert before MWI FSK Spill */
#endif
int distinctivering; /*!< Which distinctivering to use */
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 on FXS after this many rings. Set to 1 for US.
* \note Set from the "sendcalleridafter" value read in from chan_dahdi.conf
*/
int sendcalleridafter;
/*! \brief Current line interface polarity. POLARITY_IDLE, POLARITY_REV */
int polarity;
/*! \brief DSP feature flags: DSP_FEATURE_xxx */
int dsp_features;
#if defined(HAVE_SS7)
/*! \brief SS7 control parameters */
struct sig_ss7_linkset *ss7;
#endif /* defined(HAVE_SS7) */
#if defined(HAVE_OPENR2)
struct dahdi_mfcr2 *mfcr2;
openr2_chan_t *r2chan;
openr2_calling_party_category_t mfcr2_recvd_category;
openr2_calling_party_category_t mfcr2_category;
int mfcr2_dnis_index;
int mfcr2_ani_index;
unsigned int mfcr2call:1;
unsigned int mfcr2_answer_pending:1;
unsigned int mfcr2_charge_calls:1;
unsigned int mfcr2_allow_collect_calls:1;
unsigned int mfcr2_forced_release:1;
unsigned int mfcr2_dnis_matched:1;
unsigned int mfcr2_call_accepted:1;
unsigned int mfcr2_accept_on_offer:1;
unsigned int mfcr2_progress_sent:1;
#endif /* defined(HAVE_OPENR2) */
/*! \brief DTMF digit in progress. 0 when no digit in progress. */
char begindigit;
/*! \brief TRUE if confrence is muted. */
int muting;
void *sig_pvt;
struct ast_cc_config_params *cc_params;
/* DAHDI channel names may differ greatly from the
* string that was provided to an app such as Dial. We
* need to save the original string passed to dahdi_request
* for call completion purposes. This way, we can replicate
* the original dialed string later.
*/
char dialstring[AST_CHANNEL_NAME];
};
/* Analog signaling */
#define SIG_EM DAHDI_SIG_EM
#define SIG_EMWINK (0x0100000 | DAHDI_SIG_EM)
#define SIG_FEATD (0x0200000 | DAHDI_SIG_EM)
#define SIG_FEATDMF (0x0400000 | DAHDI_SIG_EM)
#define SIG_FEATB (0x0800000 | DAHDI_SIG_EM)
#define SIG_E911 (0x1000000 | DAHDI_SIG_EM)
#define SIG_FEATDMF_TA (0x2000000 | DAHDI_SIG_EM)
#define SIG_FGC_CAMA (0x4000000 | DAHDI_SIG_EM)
#define SIG_FGC_CAMAMF (0x8000000 | DAHDI_SIG_EM)
#define SIG_FXSLS DAHDI_SIG_FXSLS
#define SIG_FXSGS DAHDI_SIG_FXSGS
#define SIG_FXSKS DAHDI_SIG_FXSKS
#define SIG_FXOLS DAHDI_SIG_FXOLS
#define SIG_FXOGS DAHDI_SIG_FXOGS
#define SIG_FXOKS DAHDI_SIG_FXOKS
#define SIG_SF DAHDI_SIG_SF
#define SIG_SFWINK (0x0100000 | DAHDI_SIG_SF)
#define SIG_SF_FEATD (0x0200000 | DAHDI_SIG_SF)
#define SIG_SF_FEATDMF (0x0400000 | DAHDI_SIG_SF)
#define SIG_SF_FEATB (0x0800000 | DAHDI_SIG_SF)
#define SIG_EM_E1 DAHDI_SIG_EM_E1
/* PRI signaling */
#define SIG_PRI DAHDI_SIG_CLEAR
#define SIG_BRI (0x2000000 | DAHDI_SIG_CLEAR)
#define SIG_BRI_PTMP (0X4000000 | DAHDI_SIG_CLEAR)
/* SS7 signaling */
#define SIG_SS7 (0x1000000 | DAHDI_SIG_CLEAR)
/* MFC/R2 signaling */
#define SIG_MFCR2 DAHDI_SIG_CAS
#define SIG_PRI_LIB_HANDLE_CASES \
SIG_PRI: \
case SIG_BRI: \
case SIG_BRI_PTMP
/*!
* \internal
* \brief Determine if sig_pri handles the signaling.
* \since 1.8
*
* \param signaling Signaling to determine if is for sig_pri.
*
* \return TRUE if the signaling is for sig_pri.
*/
static inline int dahdi_sig_pri_lib_handles(int signaling)
{
int handles;
switch (signaling) {
case SIG_PRI_LIB_HANDLE_CASES:
handles = 1;
break;
default:
handles = 0;
break;
}
return handles;
}
static inline int dahdi_analog_lib_handles(int signalling, int radio, int oprmode)
{
switch (signalling) {
case SIG_FXOLS:
case SIG_FXOGS:
case SIG_FXOKS:
case SIG_FXSLS:
case SIG_FXSGS:
case SIG_FXSKS:
case SIG_EMWINK:
case SIG_EM:
case SIG_EM_E1:
case SIG_FEATD:
case SIG_FEATDMF:
case SIG_E911:
case SIG_FGC_CAMA:
case SIG_FGC_CAMAMF:
case SIG_FEATB:
case SIG_SFWINK:
case SIG_SF:
case SIG_SF_FEATD:
case SIG_SF_FEATDMF:
case SIG_FEATDMF_TA:
case SIG_SF_FEATB:
break;
default:
/* The rest of the function should cover the remainder of signalling types */
return 0;
}
if (radio) {
return 0;
}
if (oprmode) {
return 0;
}
return 1;
}
#define dahdi_get_index(ast, p, nullok) _dahdi_get_index(ast, p, nullok, __PRETTY_FUNCTION__, __LINE__)
int _dahdi_get_index(struct ast_channel *ast, struct dahdi_pvt *p, int nullok, const char *fname, unsigned long line);
void dahdi_dtmf_detect_disable(struct dahdi_pvt *p);
void dahdi_dtmf_detect_enable(struct dahdi_pvt *p);
void dahdi_ec_enable(struct dahdi_pvt *p);
void dahdi_ec_disable(struct dahdi_pvt *p);
void dahdi_conf_update(struct dahdi_pvt *p);
void dahdi_master_slave_link(struct dahdi_pvt *slave, struct dahdi_pvt *master);
void dahdi_master_slave_unlink(struct dahdi_pvt *slave, struct dahdi_pvt *master, int needlock);
/* ------------------------------------------------------------------- */
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif /* _ASTERISK_CHAN_DAHDI_H */
Reference in New Issue View Git Blame Copy Permalink