sig_analog.h File Reference

Interface header for analog signaling module. More...

#include "asterisk/channel.h"
#include "asterisk/frame.h"
#include "asterisk/smdi.h"

Include dependency graph for sig_analog.h:

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Go to the source code of this file.

Data Structures
struct	analog_callback
struct	analog_dialoperation
struct	analog_pvt
struct	analog_subchannel

Macros
#define	ANALOG_FIRST_DIGIT_TIMEOUT   16000
	Default time (ms) to detect first digit.
#define	ANALOG_INTER_DIGIT_TIMEOUT   8000
	Default time (ms) to detect following digits.
#define	ANALOG_MATCH_DIGIT_TIMEOUT   3000
	Default time (ms) to wait, in case of ambiguous match.
#define	ANALOG_MAX_CID   300
#define	ANALOG_SMDI_MD_WAIT_TIMEOUT   1500 /* 1.5 seconds */
#define	READ_SIZE   160
#define	RING_PATTERNS   3

Enumerations
enum	analog_cid_start { ANALOG_CID_START_POLARITY = 1 , ANALOG_CID_START_POLARITY_IN , ANALOG_CID_START_RING , ANALOG_CID_START_DTMF_NOALERT }
enum	analog_dialmode { ANALOG_DIALMODE_BOTH = 0 , ANALOG_DIALMODE_PULSE , ANALOG_DIALMODE_DTMF , ANALOG_DIALMODE_NONE }
enum	analog_dsp_digitmode { ANALOG_DIGITMODE_DTMF = 1 , ANALOG_DIGITMODE_MF }
enum	analog_event {   ANALOG_EVENT_NONE = 0 , ANALOG_EVENT_ONHOOK , ANALOG_EVENT_RINGOFFHOOK , ANALOG_EVENT_WINKFLASH ,   ANALOG_EVENT_ALARM , ANALOG_EVENT_NOALARM , ANALOG_EVENT_DIALCOMPLETE , ANALOG_EVENT_RINGERON ,   ANALOG_EVENT_RINGEROFF , ANALOG_EVENT_HOOKCOMPLETE , ANALOG_EVENT_PULSE_START , ANALOG_EVENT_POLARITY ,   ANALOG_EVENT_RINGBEGIN , ANALOG_EVENT_EC_DISABLED , ANALOG_EVENT_REMOVED , ANALOG_EVENT_NEONMWI_ACTIVE ,   ANALOG_EVENT_NEONMWI_INACTIVE , ANALOG_EVENT_TX_CED_DETECTED , ANALOG_EVENT_RX_CED_DETECTED , ANALOG_EVENT_EC_NLP_DISABLED ,   ANALOG_EVENT_EC_NLP_ENABLED , ANALOG_EVENT_ERROR , ANALOG_EVENT_DTMFCID , ANALOG_EVENT_PULSEDIGIT = (1 << 16) ,   ANALOG_EVENT_DTMFDOWN = (1 << 17) , ANALOG_EVENT_DTMFUP = (1 << 18) }
enum	analog_sigtype {   ANALOG_SIG_NONE = -1 , ANALOG_SIG_FXOLS = 1 , ANALOG_SIG_FXOKS , ANALOG_SIG_FXOGS ,   ANALOG_SIG_FXSLS , ANALOG_SIG_FXSKS , ANALOG_SIG_FXSGS , ANALOG_SIG_EMWINK ,   ANALOG_SIG_EM , ANALOG_SIG_EM_E1 , ANALOG_SIG_FEATD , ANALOG_SIG_FEATDMF ,   ANALOG_SIG_E911 , ANALOG_SIG_FGC_CAMA , ANALOG_SIG_FGC_CAMAMF , ANALOG_SIG_FEATB ,   ANALOG_SIG_SFWINK , ANALOG_SIG_SF , ANALOG_SIG_SF_FEATD , ANALOG_SIG_SF_FEATDMF ,   ANALOG_SIG_FEATDMF_TA , ANALOG_SIG_SF_FEATB }
enum	analog_sub { ANALOG_SUB_REAL = 0 , ANALOG_SUB_CALLWAIT , ANALOG_SUB_THREEWAY }
enum	analog_tone {   ANALOG_TONE_RINGTONE = 0 , ANALOG_TONE_STUTTER , ANALOG_TONE_CONGESTION , ANALOG_TONE_DIALTONE ,   ANALOG_TONE_DIALRECALL , ANALOG_TONE_INFO }
enum	dialop { ANALOG_DIAL_OP_REPLACE = 2 }

Functions
int	analog_answer (struct analog_pvt *p, struct ast_channel *ast)
int	analog_available (struct analog_pvt *p)
int	analog_call (struct analog_pvt *p, struct ast_channel *ast, const char *rdest, int timeout)
int	analog_callwaiting_deluxe (struct analog_pvt *p, int option)
const char *	analog_cidstart_to_str (enum analog_cid_start cid_start)
const char *	analog_cidtype_to_str (unsigned int cid_type)
int	analog_config_complete (struct analog_pvt *p)
void	analog_delete (struct analog_pvt *doomed)
	Delete the analog private structure.
int	analog_dnd (struct analog_pvt *p, int flag)
struct ast_frame *	analog_exception (struct analog_pvt *p, struct ast_channel *ast)
int	analog_fixup (struct ast_channel *oldchan, struct ast_channel *newchan, void *newp)
void	analog_free (struct analog_pvt *p)
void	analog_handle_dtmf (struct analog_pvt *p, struct ast_channel *ast, enum analog_sub index, struct ast_frame **dest)
void *	analog_handle_init_event (struct analog_pvt *i, int event)
int	analog_hangup (struct analog_pvt *p, struct ast_channel *ast)
struct analog_pvt *	analog_new (enum analog_sigtype signallingtype, void *private_data)
struct ast_channel *	analog_request (struct analog_pvt *p, int *callwait, const struct ast_channel *requestor)
const char *	analog_sigtype_to_str (enum analog_sigtype sigtype)
int	analog_ss_thread_start (struct analog_pvt *p, struct ast_channel *ast)
enum analog_cid_start	analog_str_to_cidstart (const char *value)
unsigned int	analog_str_to_cidtype (const char *name)
enum analog_sigtype	analog_str_to_sigtype (const char *name)

Variables
struct analog_callback	analog_callbacks

Detailed Description

Interface header for analog signaling module.

Author

Matthew Fredrickson cresl.nosp@m.in@d.nosp@m.igium.nosp@m..com

Definition in file sig_analog.h.

Macro Definition Documentation

ANALOG_FIRST_DIGIT_TIMEOUT

#define ANALOG_FIRST_DIGIT_TIMEOUT   16000

Default time (ms) to detect first digit.

Definition at line 38 of file sig_analog.h.

ANALOG_INTER_DIGIT_TIMEOUT

#define ANALOG_INTER_DIGIT_TIMEOUT   8000

Default time (ms) to detect following digits.

Definition at line 40 of file sig_analog.h.

ANALOG_MATCH_DIGIT_TIMEOUT

#define ANALOG_MATCH_DIGIT_TIMEOUT   3000

Default time (ms) to wait, in case of ambiguous match.

Definition at line 42 of file sig_analog.h.

ANALOG_MAX_CID

#define ANALOG_MAX_CID   300

Definition at line 33 of file sig_analog.h.

ANALOG_SMDI_MD_WAIT_TIMEOUT

#define ANALOG_SMDI_MD_WAIT_TIMEOUT   1500 /* 1.5 seconds */

Definition at line 32 of file sig_analog.h.

READ_SIZE

#define READ_SIZE   160

Definition at line 34 of file sig_analog.h.

RING_PATTERNS

#define RING_PATTERNS   3

Definition at line 35 of file sig_analog.h.

Enumeration Type Documentation

analog_cid_start

enum analog_cid_start

Enumerator
ANALOG_CID_START_POLARITY
ANALOG_CID_START_POLARITY_IN
ANALOG_CID_START_RING
ANALOG_CID_START_DTMF_NOALERT

Definition at line 126 of file sig_analog.h.

                      {
    ANALOG_CID_START_POLARITY = 1,
    ANALOG_CID_START_POLARITY_IN,
    ANALOG_CID_START_RING,
    ANALOG_CID_START_DTMF_NOALERT,
};

analog_dialmode

enum analog_dialmode

Enumerator
ANALOG_DIALMODE_BOTH
ANALOG_DIALMODE_PULSE
ANALOG_DIALMODE_DTMF
ANALOG_DIALMODE_NONE

Definition at line 119 of file sig_analog.h.

                     {
    ANALOG_DIALMODE_BOTH = 0,
    ANALOG_DIALMODE_PULSE,
    ANALOG_DIALMODE_DTMF,
    ANALOG_DIALMODE_NONE,
};

analog_dsp_digitmode

enum analog_dsp_digitmode

Enumerator
ANALOG_DIGITMODE_DTMF
ANALOG_DIGITMODE_MF

Definition at line 114 of file sig_analog.h.

                          {
    ANALOG_DIGITMODE_DTMF = 1,
    ANALOG_DIGITMODE_MF,
};

analog_event

enum analog_event

Enumerator
ANALOG_EVENT_NONE
ANALOG_EVENT_ONHOOK
ANALOG_EVENT_RINGOFFHOOK
ANALOG_EVENT_WINKFLASH
ANALOG_EVENT_ALARM
ANALOG_EVENT_NOALARM
ANALOG_EVENT_DIALCOMPLETE
ANALOG_EVENT_RINGERON
ANALOG_EVENT_RINGEROFF
ANALOG_EVENT_HOOKCOMPLETE
ANALOG_EVENT_PULSE_START
ANALOG_EVENT_POLARITY
ANALOG_EVENT_RINGBEGIN
ANALOG_EVENT_EC_DISABLED
ANALOG_EVENT_REMOVED
ANALOG_EVENT_NEONMWI_ACTIVE
ANALOG_EVENT_NEONMWI_INACTIVE
ANALOG_EVENT_TX_CED_DETECTED
ANALOG_EVENT_RX_CED_DETECTED
ANALOG_EVENT_EC_NLP_DISABLED
ANALOG_EVENT_EC_NLP_ENABLED
ANALOG_EVENT_ERROR
ANALOG_EVENT_DTMFCID
ANALOG_EVENT_PULSEDIGIT
ANALOG_EVENT_DTMFDOWN
ANALOG_EVENT_DTMFUP

Definition at line 79 of file sig_analog.h.

                  {
    ANALOG_EVENT_NONE = 0,
    ANALOG_EVENT_ONHOOK,
    ANALOG_EVENT_RINGOFFHOOK,
    ANALOG_EVENT_WINKFLASH,
    ANALOG_EVENT_ALARM,
    ANALOG_EVENT_NOALARM,
    ANALOG_EVENT_DIALCOMPLETE,
    ANALOG_EVENT_RINGERON,
    ANALOG_EVENT_RINGEROFF,
    ANALOG_EVENT_HOOKCOMPLETE,
    ANALOG_EVENT_PULSE_START,
    ANALOG_EVENT_POLARITY,
    ANALOG_EVENT_RINGBEGIN,
    ANALOG_EVENT_EC_DISABLED,
    ANALOG_EVENT_REMOVED,
    ANALOG_EVENT_NEONMWI_ACTIVE,
    ANALOG_EVENT_NEONMWI_INACTIVE,
    ANALOG_EVENT_TX_CED_DETECTED,
    ANALOG_EVENT_RX_CED_DETECTED,
    ANALOG_EVENT_EC_NLP_DISABLED,
    ANALOG_EVENT_EC_NLP_ENABLED,
    ANALOG_EVENT_ERROR, /* not a DAHDI event */
    ANALOG_EVENT_DTMFCID, /* not a DAHDI event */
    ANALOG_EVENT_PULSEDIGIT = (1 << 16),
    ANALOG_EVENT_DTMFDOWN = (1 << 17),
    ANALOG_EVENT_DTMFUP = (1 << 18),
};

analog_sigtype

enum analog_sigtype

Enumerator
ANALOG_SIG_NONE
ANALOG_SIG_FXOLS
ANALOG_SIG_FXOKS
ANALOG_SIG_FXOGS
ANALOG_SIG_FXSLS
ANALOG_SIG_FXSKS
ANALOG_SIG_FXSGS
ANALOG_SIG_EMWINK
ANALOG_SIG_EM
ANALOG_SIG_EM_E1
ANALOG_SIG_FEATD
ANALOG_SIG_FEATDMF
ANALOG_SIG_E911
ANALOG_SIG_FGC_CAMA
ANALOG_SIG_FGC_CAMAMF
ANALOG_SIG_FEATB
ANALOG_SIG_SFWINK
ANALOG_SIG_SF
ANALOG_SIG_SF_FEATD
ANALOG_SIG_SF_FEATDMF
ANALOG_SIG_FEATDMF_TA
ANALOG_SIG_SF_FEATB

Definition at line 45 of file sig_analog.h.

                    {
    ANALOG_SIG_NONE = -1,
    ANALOG_SIG_FXOLS = 1,
    ANALOG_SIG_FXOKS,
    ANALOG_SIG_FXOGS,
    ANALOG_SIG_FXSLS,
    ANALOG_SIG_FXSKS,
    ANALOG_SIG_FXSGS,
    ANALOG_SIG_EMWINK,
    ANALOG_SIG_EM,
    ANALOG_SIG_EM_E1,
    ANALOG_SIG_FEATD,
    ANALOG_SIG_FEATDMF,
    ANALOG_SIG_E911,
    ANALOG_SIG_FGC_CAMA,
    ANALOG_SIG_FGC_CAMAMF,
    ANALOG_SIG_FEATB,
    ANALOG_SIG_SFWINK,
    ANALOG_SIG_SF,
    ANALOG_SIG_SF_FEATD,
    ANALOG_SIG_SF_FEATDMF,
    ANALOG_SIG_FEATDMF_TA,
    ANALOG_SIG_SF_FEATB,
};

analog_sub

enum analog_sub

Enumerator
ANALOG_SUB_REAL	Active call
ANALOG_SUB_CALLWAIT	Call-Waiting call on hold
ANALOG_SUB_THREEWAY	Three-way call

Definition at line 108 of file sig_analog.h.

                {
    ANALOG_SUB_REAL = 0,            /*!< Active call */
    ANALOG_SUB_CALLWAIT,            /*!< Call-Waiting call on hold */
    ANALOG_SUB_THREEWAY,            /*!< Three-way call */
};

analog_tone

enum analog_tone

Enumerator
ANALOG_TONE_RINGTONE
ANALOG_TONE_STUTTER
ANALOG_TONE_CONGESTION
ANALOG_TONE_DIALTONE
ANALOG_TONE_DIALRECALL
ANALOG_TONE_INFO

Definition at line 70 of file sig_analog.h.

                 {
    ANALOG_TONE_RINGTONE = 0,
    ANALOG_TONE_STUTTER,
    ANALOG_TONE_CONGESTION,
    ANALOG_TONE_DIALTONE,
    ANALOG_TONE_DIALRECALL,
    ANALOG_TONE_INFO,
};

dialop

enum dialop

Enumerator
ANALOG_DIAL_OP_REPLACE

Definition at line 133 of file sig_analog.h.

            {
    ANALOG_DIAL_OP_REPLACE = 2,
};

Function Documentation

analog_answer()

int analog_answer	(	struct analog_pvt *	p,
		struct ast_channel *	ast
	)

Definition at line 1510 of file sig_analog.c.

{
    int res = 0;
    int idx;
    int oldstate = ast_channel_state(ast);
 
    ast_debug(1, "%s %d\n", __FUNCTION__, p->channel);
    ast_setstate(ast, AST_STATE_UP);
    idx = analog_get_index(ast, p, 1);
    if (idx < 0) {
        idx = ANALOG_SUB_REAL;
    }
    switch (p->sig) {
    case ANALOG_SIG_FXSLS:
    case ANALOG_SIG_FXSGS:
    case ANALOG_SIG_FXSKS:
        analog_set_ringtimeout(p, 0);
        /* Fall through */
    case ANALOG_SIG_EM:
    case ANALOG_SIG_EM_E1:
    case ANALOG_SIG_EMWINK:
    case ANALOG_SIG_FEATD:
    case ANALOG_SIG_FEATDMF:
    case ANALOG_SIG_FEATDMF_TA:
    case ANALOG_SIG_E911:
    case ANALOG_SIG_FGC_CAMA:
    case ANALOG_SIG_FGC_CAMAMF:
    case ANALOG_SIG_FEATB:
    case ANALOG_SIG_SF:
    case ANALOG_SIG_SFWINK:
    case ANALOG_SIG_SF_FEATD:
    case ANALOG_SIG_SF_FEATDMF:
    case ANALOG_SIG_SF_FEATB:
    case ANALOG_SIG_FXOLS:
    case ANALOG_SIG_FXOGS:
    case ANALOG_SIG_FXOKS:
        /* Pick up the line */
        ast_debug(1, "Took %s off hook\n", ast_channel_name(ast));
        if (p->hanguponpolarityswitch) {
            gettimeofday(&p->polaritydelaytv, NULL);
        }
        res = analog_off_hook(p);
        analog_play_tone(p, idx, -1);
        analog_set_dialing(p, 0);
        if ((idx == ANALOG_SUB_REAL) && p->subs[ANALOG_SUB_THREEWAY].inthreeway) {
            if (oldstate == AST_STATE_RINGING) {
                ast_debug(1, "Finally swapping real and threeway\n");
                analog_play_tone(p, ANALOG_SUB_THREEWAY, -1);
                analog_swap_subs(p, ANALOG_SUB_THREEWAY, ANALOG_SUB_REAL);
                analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
            }
        }
 
        switch (p->sig) {
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSKS:
        case ANALOG_SIG_FXSGS:
            analog_set_echocanceller(p, 1);
            analog_train_echocanceller(p);
            break;
        case ANALOG_SIG_FXOLS:
        case ANALOG_SIG_FXOKS:
        case ANALOG_SIG_FXOGS:
            analog_answer_polarityswitch(p);
            break;
        default:
            break;
        }
        break;
    default:
        ast_log(LOG_WARNING, "Don't know how to answer signalling %d (channel %d)\n", p->sig, p->channel);
        res = -1;
        break;
    }
    ast_setstate(ast, AST_STATE_UP);
    return res;
}

References analog_answer_polarityswitch(), analog_get_index, analog_off_hook(), analog_play_tone(), analog_set_dialing(), analog_set_echocanceller(), analog_set_new_owner(), analog_set_ringtimeout(), ANALOG_SIG_E911, ANALOG_SIG_EM, ANALOG_SIG_EM_E1, ANALOG_SIG_EMWINK, ANALOG_SIG_FEATB, ANALOG_SIG_FEATD, ANALOG_SIG_FEATDMF, ANALOG_SIG_FEATDMF_TA, ANALOG_SIG_FGC_CAMA, ANALOG_SIG_FGC_CAMAMF, ANALOG_SIG_FXOGS, ANALOG_SIG_FXOKS, ANALOG_SIG_FXOLS, ANALOG_SIG_FXSGS, ANALOG_SIG_FXSKS, ANALOG_SIG_FXSLS, ANALOG_SIG_SF, ANALOG_SIG_SF_FEATB, ANALOG_SIG_SF_FEATD, ANALOG_SIG_SF_FEATDMF, ANALOG_SIG_SFWINK, ANALOG_SUB_REAL, ANALOG_SUB_THREEWAY, analog_swap_subs(), analog_train_echocanceller(), ast_channel_name(), ast_debug, ast_log, ast_setstate(), AST_STATE_RINGING, AST_STATE_UP, analog_pvt::channel, analog_pvt::hanguponpolarityswitch, analog_subchannel::inthreeway, LOG_WARNING, NULL, analog_subchannel::owner, analog_pvt::polaritydelaytv, analog_pvt::sig, and analog_pvt::subs.

Referenced by dahdi_answer().

analog_available()

int analog_available

(

struct analog_pvt *

p

)

Definition at line 803 of file sig_analog.c.

{
    int offhook;
 
    ast_debug(1, "%s %d\n", __FUNCTION__, p->channel);
 
    /* If do not disturb, definitely not */
    if (p->dnd) {
        return 0;
    }
    /* If guard time, definitely not */
    if (p->guardtime && (time(NULL) < p->guardtime)) {
        return 0;
    }
 
    /* If line is being held, definitely not (don't allow call waitings to an on-hook phone) */
    if (p->cshactive) {
        return 0;
    }
 
    /* If no owner definitely available */
    if (!p->owner) {
        offhook = analog_is_off_hook(p);
 
        /* TDM FXO card, "onhook" means out of service (no battery on the line) */
        if ((p->sig == ANALOG_SIG_FXSLS) || (p->sig == ANALOG_SIG_FXSKS) || (p->sig == ANALOG_SIG_FXSGS)) {
#ifdef DAHDI_CHECK_HOOKSTATE
            if (offhook) {
                return 1;
            }
            return 0;
#endif
        /* TDM FXS card, "offhook" means someone took the hook off so it's unavailable! */
        } else if (offhook) {
            ast_debug(1, "Channel %d off hook, can't use\n", p->channel);
            /* Not available when the other end is off hook */
            return 0;
        }
        return 1;
    }
 
    /* If it's not an FXO, forget about call wait */
    if (!IS_FXO_SIG(p)) {
        return 0;
    }
 
    if (!p->callwaiting) {
        /* If they don't have call waiting enabled, then for sure they're unavailable at this point */
        return 0;
    }
 
    if (p->subs[ANALOG_SUB_CALLWAIT].allocd) {
        /* If there is already a call waiting call, then we can't take a second one */
        return 0;
    }
 
    if ((ast_channel_state(p->owner) != AST_STATE_UP) &&
        ((ast_channel_state(p->owner) != AST_STATE_RINGING) || p->outgoing)) {
        /* If the current call is not up, then don't allow the call */
        return 0;
    }
    if ((p->subs[ANALOG_SUB_THREEWAY].owner) && (!p->subs[ANALOG_SUB_THREEWAY].inthreeway)) {
        /* Can't take a call wait when the three way calling hasn't been merged yet. */
        return 0;
    }
    /* We're cool */
    return 1;
}

References analog_subchannel::allocd, analog_is_off_hook(), ANALOG_SIG_FXSGS, ANALOG_SIG_FXSKS, ANALOG_SIG_FXSLS, ANALOG_SUB_CALLWAIT, ANALOG_SUB_THREEWAY, ast_debug, AST_STATE_RINGING, AST_STATE_UP, analog_pvt::callwaiting, analog_pvt::channel, analog_pvt::cshactive, analog_pvt::dnd, analog_pvt::guardtime, analog_subchannel::inthreeway, IS_FXO_SIG, NULL, analog_pvt::outgoing, analog_subchannel::owner, analog_pvt::owner, analog_pvt::sig, and analog_pvt::subs.

Referenced by available().

analog_call()

int analog_call	(	struct analog_pvt *	p,
		struct ast_channel *	ast,
		const char *	rdest,
		int	timeout
	)

Definition at line 1010 of file sig_analog.c.

{
    int res, idx, mysig;
    char *c, *n, *l;
    char dest[256]; /* must be same length as p->dialdest */
 
    ast_debug(1, "CALLING CID_NAME: %s CID_NUM:: %s\n",
        S_COR(ast_channel_connected(ast)->id.name.valid, ast_channel_connected(ast)->id.name.str, ""),
        S_COR(ast_channel_connected(ast)->id.number.valid, ast_channel_connected(ast)->id.number.str, ""));
 
    ast_copy_string(dest, rdest, sizeof(dest));
    ast_copy_string(p->dialdest, rdest, sizeof(p->dialdest));
 
    if ((ast_channel_state(ast) == AST_STATE_BUSY)) {
        ast_queue_control(p->subs[ANALOG_SUB_REAL].owner, AST_CONTROL_BUSY);
        return 0;
    }
 
    if ((ast_channel_state(ast) != AST_STATE_DOWN) && (ast_channel_state(ast) != AST_STATE_RESERVED)) {
        ast_log(LOG_WARNING, "analog_call called on %s, neither down nor reserved\n", ast_channel_name(ast));
        return -1;
    }
 
    p->dialednone = 0;
    analog_set_outgoing(p, 1);
 
    mysig = p->sig;
    if (p->outsigmod > -1) {
        mysig = p->outsigmod;
    }
 
    switch (mysig) {
    case ANALOG_SIG_FXOLS:
    case ANALOG_SIG_FXOGS:
    case ANALOG_SIG_FXOKS:
        if (p->owner == ast) {
            /* Normal ring, on hook */
 
            /* Don't send audio while on hook, until the call is answered */
            analog_set_dialing(p, 1);
            analog_set_cadence(p, ast); /* and set p->cidrings */
 
            /* nick@dccinc.com 4/3/03 mods to allow for deferred dialing */
            c = strchr(dest, '/');
            if (c) {
                c++;
            }
            if (c && (strlen(c) < p->stripmsd)) {
                ast_log(LOG_WARNING, "Number '%s' is shorter than stripmsd (%d)\n", c, p->stripmsd);
                c = NULL;
            }
            if (c && (strlen(c) > sizeof(p->dop.dialstr) - 3 /* "Tw\0" */)) {
                ast_log(LOG_WARNING, "Number '%s' is longer than %d bytes\n", c, (int)sizeof(p->dop.dialstr) - 2);
                c = NULL;
            }
            if (c) {
                p->dop.op = ANALOG_DIAL_OP_REPLACE;
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "Tw%s", c);
                ast_debug(1, "FXO: setup deferred dialstring: %s\n", c);
            } else {
                p->dop.dialstr[0] = '\0';
            }
 
            if (analog_ring(p)) {
                ast_log(LOG_WARNING, "Unable to ring phone: %s\n", strerror(errno));
                return -1;
            }
            analog_set_dialing(p, 1);
        } else {
            /* Call waiting call */
            if (ast_channel_connected(ast)->id.number.valid && ast_channel_connected(ast)->id.number.str) {
                ast_copy_string(p->callwait_num, ast_channel_connected(ast)->id.number.str, sizeof(p->callwait_num));
            } else {
                p->callwait_num[0] = '\0';
            }
            if (ast_channel_connected(ast)->id.name.valid && ast_channel_connected(ast)->id.name.str) {
                ast_copy_string(p->callwait_name, ast_channel_connected(ast)->id.name.str, sizeof(p->callwait_name));
            } else {
                p->callwait_name[0] = '\0';
            }
 
            /* Call waiting tone instead */
            if (analog_callwait(p)) {
                return -1;
            }
            /* Make ring-back */
            if (analog_play_tone(p, ANALOG_SUB_CALLWAIT, ANALOG_TONE_RINGTONE)) {
                ast_log(LOG_WARNING, "Unable to generate call-wait ring-back on channel %s\n", ast_channel_name(ast));
            }
 
        }
 
        /* Name and Number */
        n = ast_channel_connected(ast)->id.name.valid ? ast_channel_connected(ast)->id.name.str : NULL;
        l = ast_channel_connected(ast)->id.number.valid ? ast_channel_connected(ast)->id.number.str : NULL;
        if (l) {
            ast_copy_string(p->lastcid_num, l, sizeof(p->lastcid_num));
        } else {
            p->lastcid_num[0] = '\0';
        }
        if (n) {
            ast_copy_string(p->lastcid_name, n, sizeof(p->lastcid_name));
        } else {
            p->lastcid_name[0] = '\0';
        }
 
        if (p->use_callerid) {
            const char *qual_var;
 
            /* Caller ID Name and Number */
            p->caller.id.name.str = p->lastcid_name;
            p->caller.id.number.str = p->lastcid_num;
            p->caller.id.name.valid = ast_channel_connected(ast)->id.name.valid;
            p->caller.id.number.valid = ast_channel_connected(ast)->id.number.valid;
            p->caller.id.name.presentation = ast_channel_connected(ast)->id.name.presentation;
            p->caller.id.number.presentation = ast_channel_connected(ast)->id.number.presentation;
 
            /* Redirecting Reason */
            p->redirecting_reason = ast_channel_redirecting(ast)->from.number.valid ? ast_channel_redirecting(ast)->reason.code : -1;
 
            /* Call Qualifier */
            ast_channel_lock(ast);
            /* XXX In the future, we may want to make this a CALLERID or CHANNEL property and fetch it from there. */
            qual_var = pbx_builtin_getvar_helper(ast, "CALL_QUALIFIER");
            p->call_qualifier = ast_true(qual_var) ? 1 : 0;
            ast_channel_unlock(ast);
        }
 
        ast_setstate(ast, AST_STATE_RINGING);
        idx = analog_get_index(ast, p, 0);
        if (idx > -1) {
            struct ast_cc_config_params *cc_params;
 
            /* This is where the initial ringing frame is queued for an analog call.
             * As such, this is a great time to offer CCNR to the caller if it's available.
             */
            cc_params = ast_channel_get_cc_config_params(p->subs[idx].owner);
            if (cc_params) {
                switch (ast_get_cc_monitor_policy(cc_params)) {
                case AST_CC_MONITOR_NEVER:
                    break;
                case AST_CC_MONITOR_NATIVE:
                case AST_CC_MONITOR_ALWAYS:
                case AST_CC_MONITOR_GENERIC:
                    ast_queue_cc_frame(p->subs[idx].owner, AST_CC_GENERIC_MONITOR_TYPE,
                        analog_get_orig_dialstring(p), AST_CC_CCNR, NULL);
                    break;
                }
            }
            ast_queue_control(p->subs[idx].owner, AST_CONTROL_RINGING);
        }
        break;
    case ANALOG_SIG_FXSLS:
    case ANALOG_SIG_FXSGS:
    case ANALOG_SIG_FXSKS:
        if (p->answeronpolarityswitch || p->hanguponpolarityswitch) {
            ast_debug(1, "Ignore possible polarity reversal on line seizure\n");
            p->polaritydelaytv = ast_tvnow();
        }
        /* fall through */
    case ANALOG_SIG_EMWINK:
    case ANALOG_SIG_EM:
    case ANALOG_SIG_EM_E1:
    case ANALOG_SIG_FEATD:
    case ANALOG_SIG_FEATDMF:
    case ANALOG_SIG_E911:
    case ANALOG_SIG_FGC_CAMA:
    case ANALOG_SIG_FGC_CAMAMF:
    case ANALOG_SIG_FEATB:
    case ANALOG_SIG_SFWINK:
    case ANALOG_SIG_SF:
    case ANALOG_SIG_SF_FEATD:
    case ANALOG_SIG_SF_FEATDMF:
    case ANALOG_SIG_FEATDMF_TA:
    case ANALOG_SIG_SF_FEATB:
        c = strchr(dest, '/');
        if (c) {
            c++;
        } else {
            c = "";
        }
        if (strlen(c) < p->stripmsd) {
            ast_log(LOG_WARNING, "Number '%s' is shorter than stripmsd (%d)\n", c, p->stripmsd);
            return -1;
        }
        res = analog_start(p);
        if (res < 0) {
            if (errno != EINPROGRESS) {
                return -1;
            }
        }
        ast_debug(1, "Dialing '%s'\n", c);
        p->dop.op = ANALOG_DIAL_OP_REPLACE;
 
        c += p->stripmsd;
 
        switch (mysig) {
        case ANALOG_SIG_FEATD:
            l = ast_channel_connected(ast)->id.number.valid ? ast_channel_connected(ast)->id.number.str : NULL;
            if (l) {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "T*%s*%s*", l, c);
            } else {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "T**%s*", c);
            }
            break;
        case ANALOG_SIG_FEATDMF:
            l = ast_channel_connected(ast)->id.number.valid ? ast_channel_connected(ast)->id.number.str : NULL;
            if (l) {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "M*00%s#*%s#", l, c);
            } else {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "M*02#*%s#", c);
            }
            break;
        case ANALOG_SIG_FEATDMF_TA:
        {
            const char *cic = "", *ozz = "";
 
            /* If you have to go through a Tandem Access point you need to use this */
#ifndef STANDALONE
            ozz = pbx_builtin_getvar_helper(p->owner, "FEATDMF_OZZ");
            if (!ozz) {
                ozz = analog_defaultozz;
            }
            cic = pbx_builtin_getvar_helper(p->owner, "FEATDMF_CIC");
            if (!cic) {
                cic = analog_defaultcic;
            }
#endif
            if (!ozz || !cic) {
                ast_log(LOG_WARNING, "Unable to dial channel of type feature group D MF tandem access without CIC or OZZ set\n");
                return -1;
            }
            snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "M*%s%s#", ozz, cic);
            snprintf(p->finaldial, sizeof(p->finaldial), "M*%s#", c);
            p->whichwink = 0;
        }
            break;
        case ANALOG_SIG_E911:
            ast_copy_string(p->dop.dialstr, "M*911#", sizeof(p->dop.dialstr));
            break;
        case ANALOG_SIG_FGC_CAMA:
            snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "P%s", c);
            break;
        case ANALOG_SIG_FGC_CAMAMF:
        case ANALOG_SIG_FEATB:
            snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "M*%s#", c);
            break;
        default:
            if (p->pulse) {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "P%sw", c);
            } else {
                snprintf(p->dop.dialstr, sizeof(p->dop.dialstr), "T%sw", c);
            }
            break;
        }
 
        if (p->echotraining && (strlen(p->dop.dialstr) > 4)) {
            memset(p->echorest, 'w', sizeof(p->echorest) - 1);
            strcpy(p->echorest + (p->echotraining / 400) + 1, p->dop.dialstr + strlen(p->dop.dialstr) - 2);
            p->echorest[sizeof(p->echorest) - 1] = '\0';
            p->echobreak = 1;
            p->dop.dialstr[strlen(p->dop.dialstr)-2] = '\0';
        } else {
            p->echobreak = 0;
        }
        analog_set_waitingfordt(p, ast);
        if (!res) {
            if (analog_dial_digits(p, ANALOG_SUB_REAL, &p->dop)) {
                analog_on_hook(p);
                return -1;
            }
        } else {
            ast_debug(1, "Deferring dialing...\n");
        }
        analog_set_dialing(p, 1);
        if (ast_strlen_zero(c)) {
            p->dialednone = 1;
        }
        ast_setstate(ast, AST_STATE_DIALING);
        break;
    default:
        ast_debug(1, "not yet implemented\n");
        return -1;
    }
    return 0;
}

References analog_callwait(), analog_defaultcic, analog_defaultozz, analog_dial_digits(), ANALOG_DIAL_OP_REPLACE, analog_get_index, analog_get_orig_dialstring(), analog_on_hook(), analog_play_tone(), analog_ring(), analog_set_cadence(), analog_set_dialing(), analog_set_outgoing(), analog_set_waitingfordt(), ANALOG_SIG_E911, ANALOG_SIG_EM, ANALOG_SIG_EM_E1, ANALOG_SIG_EMWINK, ANALOG_SIG_FEATB, ANALOG_SIG_FEATD, ANALOG_SIG_FEATDMF, ANALOG_SIG_FEATDMF_TA, ANALOG_SIG_FGC_CAMA, ANALOG_SIG_FGC_CAMAMF, ANALOG_SIG_FXOGS, ANALOG_SIG_FXOKS, ANALOG_SIG_FXOLS, ANALOG_SIG_FXSGS, ANALOG_SIG_FXSKS, ANALOG_SIG_FXSLS, ANALOG_SIG_SF, ANALOG_SIG_SF_FEATB, ANALOG_SIG_SF_FEATD, ANALOG_SIG_SF_FEATDMF, ANALOG_SIG_SFWINK, analog_start(), ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL, ANALOG_TONE_RINGTONE, analog_pvt::answeronpolarityswitch, AST_CC_CCNR, AST_CC_GENERIC_MONITOR_TYPE, AST_CC_MONITOR_ALWAYS, AST_CC_MONITOR_GENERIC, AST_CC_MONITOR_NATIVE, AST_CC_MONITOR_NEVER, ast_channel_connected(), ast_channel_get_cc_config_params(), ast_channel_lock, ast_channel_name(), ast_channel_redirecting(), ast_channel_unlock, AST_CONTROL_BUSY, AST_CONTROL_RINGING, ast_copy_string(), ast_debug, ast_get_cc_monitor_policy(), ast_log, ast_queue_cc_frame(), ast_queue_control(), ast_setstate(), AST_STATE_BUSY, AST_STATE_DIALING, AST_STATE_DOWN, AST_STATE_RESERVED, AST_STATE_RINGING, ast_strlen_zero(), ast_true(), ast_tvnow(), c, analog_pvt::call_qualifier, analog_pvt::caller, analog_pvt::callwait_name, analog_pvt::callwait_num, ast_party_redirecting_reason::code, analog_pvt::dialdest, analog_pvt::dialednone, analog_dialoperation::dialstr, analog_pvt::dop, analog_pvt::echobreak, analog_pvt::echorest, analog_pvt::echotraining, errno, analog_pvt::finaldial, ast_party_redirecting::from, analog_pvt::hanguponpolarityswitch, ast_party_caller::id, ast_party_connected_line::id, analog_pvt::lastcid_name, analog_pvt::lastcid_num, LOG_WARNING, name, ast_party_id::name, NULL, ast_party_id::number, analog_dialoperation::op, analog_pvt::outsigmod, analog_subchannel::owner, analog_pvt::owner, pbx_builtin_getvar_helper(), analog_pvt::polaritydelaytv, ast_party_name::presentation, ast_party_number::presentation, analog_pvt::pulse, ast_party_redirecting::reason, analog_pvt::redirecting_reason, S_COR, analog_pvt::sig, ast_party_name::str, ast_party_number::str, analog_pvt::stripmsd, analog_pvt::subs, analog_pvt::use_callerid, ast_party_name::valid, ast_party_number::valid, and analog_pvt::whichwink.

Referenced by dahdi_call().

analog_callwaiting_deluxe()

int analog_callwaiting_deluxe	(	struct analog_pvt *	p,
		int	option
	)

Definition at line 1639 of file sig_analog.c.

{
    const char *announce_var;
    char announcement[PATH_MAX];
 
    ast_debug(1, "Handling Call Waiting on channel %d with option %c: treatment %s\n", p->channel, option, callwaiting_deluxe_optname(option));
 
    if (!p->subs[ANALOG_SUB_CALLWAIT].owner) {
        /* This can happen if the caller hook flashes and the call waiting hangs up before the CWD timer expires (1 second) */
        ast_debug(1, "Call waiting call disappeared before it could be handled?\n");
        return -1;
    }
 
    analog_lock_sub_owner(p, ANALOG_SUB_CALLWAIT);
    if (!p->subs[ANALOG_SUB_CALLWAIT].owner) {
        ast_log(LOG_WARNING, "Whoa, the call-waiting call disappeared.\n");
        return -1;
    }
 
    /* Note that when p->callwaitingdeluxepending, dahdi_write will drop incoming frames to the channel,
     * since the user shouldn't hear anything after flashing until either a DTMF has been received
     * or it's been a second and the decision is made automatically. */
 
    switch (option) {
    case CWD_CONFERENCE:
        /* We should never have a call waiting if we have a 3-way anyways, but check just in case,
         * there better be no existing SUB_THREEWAY since we're going to make one (and then swap the call wait to it) */
        if (p->subs[ANALOG_SUB_THREEWAY].owner) {
            ast_channel_unlock(p->subs[ANALOG_SUB_CALLWAIT].owner);
            ast_log(LOG_ERROR, "Already have a 3-way call on channel %d, can't conference!\n", p->channel);
            return -1;
        }
 
        /* To conference the incoming call, swap it from SUB_CALLWAIT to SUB_THREEWAY,
         * and then the existing 3-way logic will ensure that flashing again will drop the call waiting */
        analog_alloc_sub(p, ANALOG_SUB_THREEWAY);
        analog_swap_subs(p, ANALOG_SUB_THREEWAY, ANALOG_SUB_CALLWAIT);
        analog_unalloc_sub(p, ANALOG_SUB_CALLWAIT);
 
        ast_verb(3, "Building conference call with %s and %s\n", ast_channel_name(p->subs[ANALOG_SUB_THREEWAY].owner), ast_channel_name(p->subs[ANALOG_SUB_REAL].owner));
        analog_set_inthreeway(p, ANALOG_SUB_THREEWAY, 1);
        analog_set_inthreeway(p, ANALOG_SUB_REAL, 1);
 
        if (ast_channel_state(p->subs[ANALOG_SUB_THREEWAY].owner) == AST_STATE_RINGING) {
            ast_setstate(p->subs[ANALOG_SUB_THREEWAY].owner, AST_STATE_UP);
            ast_queue_control(p->subs[ANALOG_SUB_THREEWAY].owner, AST_CONTROL_ANSWER);
            /* Stop the ringing on the call wait channel (yeah, apparently this is how it's done) */
            ast_queue_hold(p->subs[ANALOG_SUB_THREEWAY].owner, p->mohsuggest);
            ast_queue_unhold(p->subs[ANALOG_SUB_THREEWAY].owner);
        }
        analog_stop_callwait(p);
 
        ast_channel_unlock(p->subs[ANALOG_SUB_THREEWAY].owner); /* Unlock what was originally SUB_CALLWAIT */
        break;
    case CWD_HOLD: /* The CI-7112 Visual Director sends "HOLD" for "Play hold message" rather than "ANNOUNCEMENT". For default behavior, nothing is actually sent. */
    case CWD_ANNOUNCEMENT:
        /* We can't just call ast_streamfile here, this thread isn't responsible for media on the call waiting channel.
         * Indicate to the dialing channel in app_dial that it needs to play media.
         *
         * This is a lot easier than other ways of trying to send early media to the channel
         * (such as every call from the core to dahdi_read, sending the channel one frame of the audio file, etc.)
         */
 
        /* There's not a particularly good stock audio prompt to use here. The Pat Fleet library has some better
         * ones but we want one that is also in the default Allison Smith library. "One moment please" works okay.
         * Check if a variable containing the prompt to use was specified on the call waiting channel, and
         * fall back to a reasonable default if not. */
 
        /* The SUB_CALLWAIT channel is already locked here, no need to lock and unlock to get the variable. */
        announce_var = pbx_builtin_getvar_helper(p->subs[ANALOG_SUB_CALLWAIT].owner, "CALLWAITDELUXEANNOUNCEMENT");
        ast_copy_string(announcement, S_OR(announce_var, "one-moment-please"), sizeof(announcement));
        ast_debug(2, "Call Waiting Deluxe announcement for %s: %s\n", ast_channel_name(p->subs[ANALOG_SUB_CALLWAIT].owner), announcement);
        ast_channel_unlock(p->subs[ANALOG_SUB_CALLWAIT].owner);
        /* Tell app_dial what file to play. */
        ast_queue_control_data(p->subs[ANALOG_SUB_CALLWAIT].owner, AST_CONTROL_PLAYBACK_BEGIN, announcement, strlen(announcement) + 1);
        /* Unlike all the other options, the call waiting is still active with this option,
         * so we don't call analog_stop_callwait(p)
         * The call waiting will continue to be here, and at some later point the user can flash again and choose a finalizing option
         * (or even queue the announcement again... and again... and again...)
         */
        break;
    case CWD_FORWARD:
        /* Go away, call waiting, call again some other day... */
        analog_stop_callwait(p);
        /* Can't use p->call_forward exten because that's for *72 forwarding, and sig_analog doesn't
         * have a Busy/Don't Answer call forwarding exten internally, so let the dialplan deal with it.
         * by sending the call to the 'f' extension.
         */
        ast_channel_call_forward_set(p->subs[ANALOG_SUB_CALLWAIT].owner, "f");
        ast_channel_unlock(p->subs[ANALOG_SUB_CALLWAIT].owner);
        /* app_dial already has a verbose message for forwarding, so we don't really need one here also since that does the job */
        break;
    case CWD_DROP:
        /* Fall through: logic is identical to hold, except we drop the original call right after we swap. */
    default:
        /* Swap to call-wait, same as with the non-deluxe call waiting handling. */
        analog_swap_subs(p, ANALOG_SUB_REAL, ANALOG_SUB_CALLWAIT);
        analog_play_tone(p, ANALOG_SUB_REAL, -1);
        analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
        ast_debug(1, "Making %s the new owner\n", ast_channel_name(p->owner));
        if (ast_channel_state(p->subs[ANALOG_SUB_REAL].owner) == AST_STATE_RINGING) {
            ast_setstate(p->subs[ANALOG_SUB_REAL].owner, AST_STATE_UP);
            ast_queue_control(p->subs[ANALOG_SUB_REAL].owner, AST_CONTROL_ANSWER);
        }
        analog_stop_callwait(p);
 
        if (option == CWD_DROP) {
            /* Disconnect the previous call (the original call is now the SUB_CALLWAIT since we swapped above) */
            ast_queue_hangup(p->subs[ANALOG_SUB_CALLWAIT].owner);
            ast_verb(3, "Dropping original call and swapping to call waiting on %s\n", ast_channel_name(p->subs[ANALOG_SUB_REAL].owner));
        } else {
            /* Start music on hold if appropriate */
            if (!p->subs[ANALOG_SUB_CALLWAIT].inthreeway) {
                ast_queue_hold(p->subs[ANALOG_SUB_CALLWAIT].owner, p->mohsuggest);
            }
            ast_verb(3, "Holding original call and swapping to call waiting on %s\n", ast_channel_name(p->subs[ANALOG_SUB_REAL].owner));
        }
 
        /* Stop ringing on the incoming call */
        ast_queue_hold(p->subs[ANALOG_SUB_REAL].owner, p->mohsuggest);
        ast_queue_unhold(p->subs[ANALOG_SUB_REAL].owner);
 
        /* Unlock the call-waiting call that we swapped to real-call. */
        ast_channel_unlock(p->subs[ANALOG_SUB_REAL].owner);
    }
    analog_update_conf(p);
    return 0;
}

References analog_alloc_sub(), analog_lock_sub_owner(), analog_play_tone(), analog_set_inthreeway(), analog_set_new_owner(), analog_stop_callwait(), ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL, ANALOG_SUB_THREEWAY, analog_swap_subs(), analog_unalloc_sub(), analog_update_conf(), ast_channel_name(), ast_channel_unlock, AST_CONTROL_ANSWER, AST_CONTROL_PLAYBACK_BEGIN, ast_copy_string(), ast_debug, ast_log, ast_queue_control(), ast_queue_control_data(), ast_queue_hangup(), ast_queue_hold(), ast_queue_unhold(), ast_setstate(), AST_STATE_RINGING, AST_STATE_UP, ast_verb, callwaiting_deluxe_optname(), analog_pvt::channel, CWD_ANNOUNCEMENT, CWD_CONFERENCE, CWD_DROP, CWD_FORWARD, CWD_HOLD, analog_subchannel::inthreeway, LOG_ERROR, LOG_WARNING, analog_pvt::mohsuggest, analog_subchannel::owner, analog_pvt::owner, PATH_MAX, pbx_builtin_getvar_helper(), S_OR, and analog_pvt::subs.

Referenced by analog_handle_dtmf(), and dahdi_write().

analog_cidstart_to_str()

const char * analog_cidstart_to_str

(

enum analog_cid_start

cid_start

)

Definition at line 253 of file sig_analog.c.

{
    switch (cid_start) {
    case ANALOG_CID_START_RING:
        return "Ring";
    case ANALOG_CID_START_POLARITY:
        return "Polarity";
    case ANALOG_CID_START_POLARITY_IN:
        return "Polarity_In";
    case ANALOG_CID_START_DTMF_NOALERT:
        return "DTMF";
    }
 
    return "Unknown";
}

References ANALOG_CID_START_DTMF_NOALERT, ANALOG_CID_START_POLARITY, ANALOG_CID_START_POLARITY_IN, and ANALOG_CID_START_RING.

analog_cidtype_to_str()

const char * analog_cidtype_to_str

(

unsigned int

cid_type

)

Definition at line 153 of file sig_analog.c.

{
    int i;
 
    for (i = 0; i < ARRAY_LEN(cidtypes); i++) {
        if (cid_type == cidtypes[i].cid_type) {
            return cidtypes[i].name;
        }
    }
 
    return "Unknown";
}

References ARRAY_LEN, cid_type, and cidtypes.

analog_config_complete()

int analog_config_complete

(

struct analog_pvt *

p

)

Definition at line 4425 of file sig_analog.c.

{
    /* No call waiting on non FXS channels */
    if (!IS_FXO_SIG(p)) {
        p->permcallwaiting = 0;
    }
 
    analog_set_callwaiting(p, p->permcallwaiting);
 
    return 0;
}

References analog_set_callwaiting(), IS_FXO_SIG, and analog_pvt::permcallwaiting.

Referenced by mkintf().

analog_delete()

void analog_delete

(

struct analog_pvt *

doomed

)

Delete the analog private structure.

Since

1.8

Parameters

doomed

Analog private structure to delete.

Definition at line 4420 of file sig_analog.c.

{
    ast_free(doomed);
}

References ast_free.

Referenced by destroy_dahdi_pvt().

analog_dnd()

int analog_dnd	(	struct analog_pvt *	p,
		int	flag
	)

Definition at line 4481 of file sig_analog.c.

{
    if (flag == -1) {
        return p->dnd;
    }
 
    p->dnd = flag;
 
    ast_verb(3, "%s DND on channel %d\n",
            flag ? "Enabled" : "Disabled",
            p->channel);
    analog_publish_dnd_state(p->channel, flag ? "enabled" : "disabled");
 
    return 0;
}

References analog_publish_dnd_state(), ast_verb, analog_pvt::channel, and analog_pvt::dnd.

Referenced by __analog_ss_thread(), dahdi_dnd(), and dahdichan_write_property().

analog_exception()

struct ast_frame * analog_exception	(	struct analog_pvt *	p,
		struct ast_channel *	ast
	)

Definition at line 3988 of file sig_analog.c.

{
    int res;
    int idx;
    struct ast_frame *f;
 
    ast_debug(1, "%s %d\n", __FUNCTION__, p->channel);
 
    idx = analog_get_index(ast, p, 1);
    if (idx < 0) {
        idx = ANALOG_SUB_REAL;
    }
 
    p->subs[idx].f.frametype = AST_FRAME_NULL;
    p->subs[idx].f.datalen = 0;
    p->subs[idx].f.samples = 0;
    p->subs[idx].f.mallocd = 0;
    p->subs[idx].f.offset = 0;
    p->subs[idx].f.subclass.integer = 0;
    p->subs[idx].f.delivery = ast_tv(0,0);
    p->subs[idx].f.src = "dahdi_exception";
    p->subs[idx].f.data.ptr = NULL;
 
    if (!p->owner) {
        /* If nobody owns us, absorb the event appropriately, otherwise
           we loop indefinitely.  This occurs when, during call waiting, the
           other end hangs up our channel so that it no longer exists, but we
           have neither FLASH'd nor ONHOOK'd to signify our desire to
           change to the other channel. */
        res = analog_get_event(p);
 
        /* Switch to real if there is one and this isn't something really silly... */
        if ((res != ANALOG_EVENT_RINGEROFF) && (res != ANALOG_EVENT_RINGERON) &&
            (res != ANALOG_EVENT_HOOKCOMPLETE)) {
            ast_debug(1, "Restoring owner of channel %d on event %d\n", p->channel, res);
            analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
            if (p->owner && ast != p->owner) {
                /*
                 * Could this even happen?
                 * Possible deadlock because we do not have the real-call lock.
                 */
                ast_log(LOG_WARNING, "Event %s on %s is not restored owner %s\n",
                    analog_event2str(res), ast_channel_name(ast), ast_channel_name(p->owner));
            }
            if (p->owner) {
                ast_queue_unhold(p->owner);
            }
        }
        switch (res) {
        case ANALOG_EVENT_ONHOOK:
            analog_set_echocanceller(p, 0);
            if (p->owner) {
                ast_verb(3, "Channel %s still has call, ringing phone\n", ast_channel_name(p->owner));
                analog_ring(p);
                analog_stop_callwait(p);
            } else {
                ast_log(LOG_WARNING, "Absorbed %s, but nobody is left!?!?\n",
                    analog_event2str(res));
            }
            analog_update_conf(p);
            break;
        case ANALOG_EVENT_RINGOFFHOOK:
            analog_set_echocanceller(p, 1);
            analog_off_hook(p);
            if (p->owner && (ast_channel_state(p->owner) == AST_STATE_RINGING)) {
                ast_queue_control(p->owner, AST_CONTROL_ANSWER);
                analog_set_dialing(p, 0);
            }
            break;
        case ANALOG_EVENT_HOOKCOMPLETE:
        case ANALOG_EVENT_RINGERON:
        case ANALOG_EVENT_RINGEROFF:
            /* Do nothing */
            break;
        case ANALOG_EVENT_WINKFLASH:
            gettimeofday(&p->flashtime, NULL);
            if (p->owner) {
                ast_verb(3, "Channel %d flashed to other channel %s\n", p->channel, ast_channel_name(p->owner));
                if (ast_channel_state(p->owner) != AST_STATE_UP) {
                    /* Answer if necessary */
                    ast_queue_control(p->owner, AST_CONTROL_ANSWER);
                    ast_setstate(p->owner, AST_STATE_UP);
                }
                analog_stop_callwait(p);
                ast_queue_unhold(p->owner);
            } else {
                ast_log(LOG_WARNING, "Absorbed %s, but nobody is left!?!?\n",
                    analog_event2str(res));
            }
            analog_update_conf(p);
            break;
        default:
            ast_log(LOG_WARNING, "Don't know how to absorb event %s\n", analog_event2str(res));
            break;
        }
        f = &p->subs[idx].f;
        return f;
    }
    ast_debug(1, "Exception on %d, channel %d\n", ast_channel_fd(ast, 0), p->channel);
    /* If it's not us, return NULL immediately */
    if (ast != p->owner) {
        ast_log(LOG_WARNING, "We're %s, not %s\n", ast_channel_name(ast), ast_channel_name(p->owner));
        f = &p->subs[idx].f;
        return f;
    }
 
    f = __analog_handle_event(p, ast);
    if (!f) {
        const char *name = ast_strdupa(ast_channel_name(ast));
 
        /* Tell the CDR this DAHDI device hung up */
        analog_unlock_private(p);
        ast_channel_unlock(ast);
        ast_set_hangupsource(ast, name, 0);
        ast_channel_lock(ast);
        analog_lock_private(p);
    }
    return f;
}

References __analog_handle_event(), analog_event2str(), ANALOG_EVENT_HOOKCOMPLETE, ANALOG_EVENT_ONHOOK, ANALOG_EVENT_RINGEROFF, ANALOG_EVENT_RINGERON, ANALOG_EVENT_RINGOFFHOOK, ANALOG_EVENT_WINKFLASH, analog_get_event(), analog_get_index, analog_lock_private(), analog_off_hook(), analog_ring(), analog_set_dialing(), analog_set_echocanceller(), analog_set_new_owner(), analog_stop_callwait(), ANALOG_SUB_REAL, analog_unlock_private(), analog_update_conf(), ast_channel_fd(), ast_channel_lock, ast_channel_name(), ast_channel_unlock, AST_CONTROL_ANSWER, ast_debug, AST_FRAME_NULL, ast_log, ast_queue_control(), ast_queue_unhold(), ast_set_hangupsource(), ast_setstate(), AST_STATE_RINGING, AST_STATE_UP, ast_strdupa, ast_tv(), ast_verb, analog_pvt::channel, ast_frame::data, ast_frame::datalen, ast_frame::delivery, analog_subchannel::f, analog_pvt::flashtime, ast_frame::frametype, ast_frame_subclass::integer, LOG_WARNING, ast_frame::mallocd, name, NULL, ast_frame::offset, analog_subchannel::owner, analog_pvt::owner, ast_frame::ptr, ast_frame::samples, ast_frame::src, ast_frame::subclass, and analog_pvt::subs.

Referenced by dahdi_exception(), and dahdi_read().

analog_fixup()

int analog_fixup	(	struct ast_channel *	oldchan,
		struct ast_channel *	newchan,
		void *	newp
	)

Definition at line 4443 of file sig_analog.c.

{
    struct analog_pvt *new_pvt = newp;
    int x;
    ast_debug(1, "New owner for channel %d is %s\n", new_pvt->channel, ast_channel_name(newchan));
    if (new_pvt->owner == oldchan) {
        analog_set_new_owner(new_pvt, newchan);
    }
    for (x = 0; x < 3; x++) {
        if (new_pvt->subs[x].owner == oldchan) {
            new_pvt->subs[x].owner = newchan;
        }
    }
 
    analog_update_conf(new_pvt);
    return 0;
}

References analog_set_new_owner(), analog_update_conf(), ast_channel_name(), ast_debug, analog_pvt::channel, analog_subchannel::owner, analog_pvt::owner, and analog_pvt::subs.

Referenced by dahdi_fixup().

analog_free()

void analog_free

(

struct analog_pvt *

p

)

Definition at line 4437 of file sig_analog.c.

{
    ast_free(p);
}

References ast_free.

analog_handle_dtmf()

void analog_handle_dtmf	(	struct analog_pvt *	p,
		struct ast_channel *	ast,
		enum analog_sub	index,
		struct ast_frame **	dest
	)

Definition at line 1768 of file sig_analog.c.

{
    struct ast_frame *f = *dest;
 
    ast_debug(1, "%s DTMF digit: 0x%02X '%c' on %s\n",
        f->frametype == AST_FRAME_DTMF_BEGIN ? "Begin" : "End",
        (unsigned)f->subclass.integer, f->subclass.integer, ast_channel_name(ast));
 
    if (analog_check_confirmanswer(p)) {
        if (f->frametype == AST_FRAME_DTMF_END) {
            ast_debug(1, "Confirm answer on %s!\n", ast_channel_name(ast));
            /* Upon receiving a DTMF digit, consider this an answer confirmation instead
            of a DTMF digit */
            p->subs[idx].f.frametype = AST_FRAME_CONTROL;
            p->subs[idx].f.subclass.integer = AST_CONTROL_ANSWER;
            /* Reset confirmanswer so DTMF's will behave properly for the duration of the call */
            analog_set_confirmanswer(p, 0);
        } else {
            p->subs[idx].f.frametype = AST_FRAME_NULL;
            p->subs[idx].f.subclass.integer = 0;
        }
        *dest = &p->subs[idx].f;
    } else if (p->callwaitcas) {
        if (f->frametype == AST_FRAME_DTMF_END) {
            if ((f->subclass.integer == 'A') || (f->subclass.integer == 'D')) {
                ast_debug(1, "Got some DTMF, but it's for the CAS\n");
                p->caller.id.name.str = p->callwait_name;
                p->caller.id.number.str = p->callwait_num;
                analog_send_callerid(p, 1, &p->caller);
            }
            if (analog_handles_digit(f)) {
                p->callwaitcas = 0;
            }
        }
        p->subs[idx].f.frametype = AST_FRAME_NULL;
        p->subs[idx].f.subclass.integer = 0;
        *dest = &p->subs[idx].f;
    }  else if (p->callwaitingdeluxepending) {
        if (f->frametype == AST_FRAME_DTMF_END) {
            unsigned int mssinceflash = ast_tvdiff_ms(ast_tvnow(), p->flashtime);
            p->callwaitingdeluxepending = 0;
 
            /* This is the case where a user explicitly took action (made a decision)
             * for Call Waiting Deluxe.
             * Because we already handled the hook flash, if the user doesn't do
             * anything within a second, then we still need to eventually take
             * the default action (swap) for the call waiting.
             *
             * dahdi_write will also drop audio if callwaitingdeluxepending is set HIGH,
             * and also check if flashtime hits 1000, in which case it will set the flag LOW and then take the
             * default action, e.g. analog_callwaiting_deluxe(p, 0);
             */
 
            /* Slightly less than 1000, so there's no chance of a race condition
             * between do_monitor when it sees flashtime hitting 1000 and us. */
            if (mssinceflash > 990) {
                /* This was more than a second ago, clear the flag and process normally. */
                /* Because another thread has to monitor channels with pending CWDs,
                 * in theory, we shouldn't need to check this here. */
                ast_debug(1, "It's been %u ms since the last flash, this is not a Call Waiting Deluxe DTMF\n", mssinceflash);
                analog_cb_handle_dtmf(p, ast, idx, dest);
                return;
            }
            /* Okay, actually do something now. */
            switch (f->subclass.integer) {
            case CWD_CONFERENCE:
            case CWD_HOLD:
            case CWD_DROP:
            case CWD_ANNOUNCEMENT:
            case CWD_FORWARD:
                ast_debug(1, "Got some DTMF, but it's for Call Waiting Deluxe: %c\n", f->subclass.integer);
                analog_callwaiting_deluxe(p, f->subclass.integer);
                break;
            default:
                ast_log(LOG_WARNING, "Invalid Call Waiting Deluxe option (%c), using default\n", f->subclass.integer);
                analog_callwaiting_deluxe(p, 0);
            }
        }
        p->subs[idx].f.frametype = AST_FRAME_NULL;
        p->subs[idx].f.subclass.integer = 0;
        *dest = &p->subs[idx].f;
    } else {
        analog_cb_handle_dtmf(p, ast, idx, dest);
    }
}

References analog_callwaiting_deluxe(), analog_cb_handle_dtmf(), analog_check_confirmanswer(), analog_handles_digit(), analog_send_callerid(), analog_set_confirmanswer(), ast_channel_name(), AST_CONTROL_ANSWER, ast_debug, AST_FRAME_CONTROL, AST_FRAME_DTMF_BEGIN, AST_FRAME_DTMF_END, AST_FRAME_NULL, ast_log, ast_tvdiff_ms(), ast_tvnow(), analog_pvt::caller, analog_pvt::callwait_name, analog_pvt::callwait_num, analog_pvt::callwaitcas, analog_pvt::callwaitingdeluxepending, CWD_ANNOUNCEMENT, CWD_CONFERENCE, CWD_DROP, CWD_FORWARD, CWD_HOLD, analog_subchannel::f, analog_pvt::flashtime, ast_frame::frametype, ast_party_caller::id, ast_frame_subclass::integer, LOG_WARNING, ast_party_id::name, ast_party_id::number, ast_party_name::str, ast_party_number::str, ast_frame::subclass, and analog_pvt::subs.

Referenced by __analog_handle_event(), and dahdi_read().

analog_handle_init_event()

void * analog_handle_init_event	(	struct analog_pvt *	i,
		int	event
	)

Definition at line 4108 of file sig_analog.c.

{
    int res;
    pthread_t threadid;
    struct ast_channel *chan;
    ast_callid callid = 0;
    int callid_created;
 
    ast_debug(1, "channel (%d) - signaling (%d) - event (%s)\n",
                i->channel, i->sig, analog_event2str(event));
 
    /* Handle an event on a given channel for the monitor thread. */
    switch (event) {
    case ANALOG_EVENT_WINKFLASH:
    case ANALOG_EVENT_RINGBEGIN:
        switch (i->sig) {
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSGS:
        case ANALOG_SIG_FXSKS:
            if (i->immediate) {
                if (i->use_callerid || i->usedistinctiveringdetection) {
                    ast_log(LOG_WARNING, "Can't start PBX immediately, must wait for Caller ID / distinctive ring\n");
                } else {
                    /* If we don't care about Caller ID or Distinctive Ring, then there's
                     * no need to wait for anything before accepting the call, as
                     * waiting will buy us nothing.
                     * So if the channel is configured for immediate, actually start immediately
                     * and get the show on the road as soon as possible. */
                    ast_debug(1, "Disabling ring timeout (previously %d) to begin handling immediately\n", i->ringt_base);
                    analog_set_ringtimeout(i, 0);
                }
            }
            break;
        default:
            break;
        }
        /* Fall through */
        if (!(ISTRUNK(i) && i->immediate && !i->use_callerid && !i->usedistinctiveringdetection)) {
            break;
        }
    case ANALOG_EVENT_RINGOFFHOOK:
        if (i->inalarm) {
            break;
        }
        /* Got a ring/answer.  What kind of channel are we? */
        switch (i->sig) {
        case ANALOG_SIG_FXOLS:
        case ANALOG_SIG_FXOGS:
        case ANALOG_SIG_FXOKS:
            res = analog_off_hook(i);
            i->fxsoffhookstate = 1;
            i->cshactive = 0;
            i->callwaitingdeluxepending = 0;
            if (res && (errno == EBUSY)) {
                break;
            }
            callid_created = ast_callid_threadstorage_auto(&callid);
 
            /* Cancel VMWI spill */
            analog_cancel_cidspill(i);
 
            if (i->immediate) {
                analog_set_echocanceller(i, 1);
                /* The channel is immediately up.  Start right away */
                if (i->immediatering) {
                    /* Play fake ringing, if we've been told to... */
                    res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_RINGTONE);
                }
                chan = analog_new_ast_channel(i, AST_STATE_RING, 1, ANALOG_SUB_REAL, NULL);
                if (!chan) {
                    ast_log(LOG_WARNING, "Unable to start PBX on channel %d\n", i->channel);
                    res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION);
                    if (res < 0) {
                        ast_log(LOG_WARNING, "Unable to play congestion tone on channel %d\n", i->channel);
                    }
                }
            } else {
                /* Check for callerid, digits, etc */
                chan = analog_new_ast_channel(i, AST_STATE_RESERVED, 0, ANALOG_SUB_REAL, NULL);
                i->ss_astchan = chan;
                if (chan) {
                    if (analog_has_voicemail(i)) {
                        res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_STUTTER);
                    } else {
                        res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_DIALTONE);
                    }
                    if (res < 0)
                        ast_log(LOG_WARNING, "Unable to play dialtone on channel %d, do you have defaultzone and loadzone defined?\n", i->channel);
 
                    if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
                        ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
                        res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION);
                        if (res < 0) {
                            ast_log(LOG_WARNING, "Unable to play congestion tone on channel %d\n", i->channel);
                        }
                        ast_hangup(chan);
                    }
                } else
                    ast_log(LOG_WARNING, "Unable to create channel\n");
            }
            ast_callid_threadstorage_auto_clean(callid, callid_created);
            break;
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSGS:
        case ANALOG_SIG_FXSKS:
            analog_set_ringtimeout(i, i->ringt_base);
            /* Fall through */
        case ANALOG_SIG_EMWINK:
        case ANALOG_SIG_FEATD:
        case ANALOG_SIG_FEATDMF:
        case ANALOG_SIG_FEATDMF_TA:
        case ANALOG_SIG_E911:
        case ANALOG_SIG_FGC_CAMA:
        case ANALOG_SIG_FGC_CAMAMF:
        case ANALOG_SIG_FEATB:
        case ANALOG_SIG_EM:
        case ANALOG_SIG_EM_E1:
        case ANALOG_SIG_SFWINK:
        case ANALOG_SIG_SF_FEATD:
        case ANALOG_SIG_SF_FEATDMF:
        case ANALOG_SIG_SF_FEATB:
        case ANALOG_SIG_SF:
            callid_created = ast_callid_threadstorage_auto(&callid);
            /* Check for callerid, digits, etc */
            if (i->cid_start == ANALOG_CID_START_POLARITY_IN || i->cid_start == ANALOG_CID_START_DTMF_NOALERT) {
                chan = analog_new_ast_channel(i, AST_STATE_PRERING, 0, ANALOG_SUB_REAL, NULL);
            } else {
                chan = analog_new_ast_channel(i, AST_STATE_RING, 0, ANALOG_SUB_REAL, NULL);
            }
            i->ss_astchan = chan;
            if (!chan) {
                ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
            } else if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
                ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
                res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION);
                if (res < 0) {
                    ast_log(LOG_WARNING, "Unable to play congestion tone on channel %d\n", i->channel);
                }
                ast_hangup(chan);
            }
            ast_callid_threadstorage_auto_clean(callid, callid_created);
            break;
        default:
            ast_log(LOG_WARNING, "Don't know how to handle ring/answer with signalling %s on channel %d\n", analog_sigtype_to_str(i->sig), i->channel);
            res = analog_play_tone(i, ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION);
            if (res < 0) {
                ast_log(LOG_WARNING, "Unable to play congestion tone on channel %d\n", i->channel);
            }
            return NULL;
        }
        break;
    case ANALOG_EVENT_NOALARM:
        analog_set_alarm(i, 0);
        analog_publish_channel_alarm_clear(i->channel);
        break;
    case ANALOG_EVENT_ALARM:
        analog_set_alarm(i, 1);
        analog_get_and_handle_alarms(i);
        /* fall thru intentionally */
    case ANALOG_EVENT_ONHOOK:
        /* Back on hook.  Hang up. */
        switch (i->sig) {
        case ANALOG_SIG_FXOLS:
        case ANALOG_SIG_FXOGS:
            i->fxsoffhookstate = 0;
            analog_start_polarityswitch(i);
            /* Fall through */
        case ANALOG_SIG_FEATD:
        case ANALOG_SIG_FEATDMF:
        case ANALOG_SIG_FEATDMF_TA:
        case ANALOG_SIG_E911:
        case ANALOG_SIG_FGC_CAMA:
        case ANALOG_SIG_FGC_CAMAMF:
        case ANALOG_SIG_FEATB:
        case ANALOG_SIG_EM:
        case ANALOG_SIG_EM_E1:
        case ANALOG_SIG_EMWINK:
        case ANALOG_SIG_SF_FEATD:
        case ANALOG_SIG_SF_FEATDMF:
        case ANALOG_SIG_SF_FEATB:
        case ANALOG_SIG_SF:
        case ANALOG_SIG_SFWINK:
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSGS:
        case ANALOG_SIG_FXSKS:
            analog_set_echocanceller(i, 0);
            res = analog_play_tone(i, ANALOG_SUB_REAL, -1);
            analog_on_hook(i);
            break;
        case ANALOG_SIG_FXOKS:
            i->fxsoffhookstate = 0;
            analog_start_polarityswitch(i);
            analog_set_echocanceller(i, 0);
            /* Diddle the battery for the zhone */
#ifdef ZHONE_HACK
            analog_off_hook(i);
            usleep(1);
#endif
            res = analog_play_tone(i, ANALOG_SUB_REAL, -1);
            analog_on_hook(i);
            break;
        default:
            ast_log(LOG_WARNING, "Don't know how to handle on hook with signalling %s on channel %d\n", analog_sigtype_to_str(i->sig), i->channel);
            res = analog_play_tone(i, ANALOG_SUB_REAL, -1);
            return NULL;
        }
        break;
    case ANALOG_EVENT_POLARITY:
        switch (i->sig) {
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSKS:
        case ANALOG_SIG_FXSGS:
            callid_created = ast_callid_threadstorage_auto(&callid);
            /* We have already got a PR before the channel was
               created, but it wasn't handled. We need polarity
               to be REV for remote hangup detection to work.
               At least in Spain */
            if (i->hanguponpolarityswitch) {
                i->polarity = POLARITY_REV;
            }
            if (i->cid_start == ANALOG_CID_START_POLARITY || i->cid_start == ANALOG_CID_START_POLARITY_IN) {
                i->polarity = POLARITY_REV;
                ast_verb(2, "Starting post polarity CID detection on channel %d\n",
                    i->channel);
                chan = analog_new_ast_channel(i, AST_STATE_PRERING, 0, ANALOG_SUB_REAL, NULL);
                i->ss_astchan = chan;
                if (!chan) {
                    ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
                } else if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
                    ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
                    ast_hangup(chan);
                }
            }
            ast_callid_threadstorage_auto_clean(callid, callid_created);
            break;
        default:
            ast_log(LOG_WARNING,
                "handle_init_event detected polarity reversal on non-FXO (ANALOG_SIG_FXS) interface %d\n",
                i->channel);
            break;
        }
        break;
    case ANALOG_EVENT_DTMFCID:
        switch (i->sig) {
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSKS:
        case ANALOG_SIG_FXSGS:
            callid_created = ast_callid_threadstorage_auto(&callid);
            if (i->cid_start == ANALOG_CID_START_DTMF_NOALERT) {
                ast_verb(2, "Starting DTMF CID detection on channel %d\n",
                    i->channel);
                chan = analog_new_ast_channel(i, AST_STATE_PRERING, 0, ANALOG_SUB_REAL, NULL);
                i->ss_astchan = chan;
                if (!chan) {
                    ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
                } else if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
                    ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
                    ast_hangup(chan);
                }
            }
            ast_callid_threadstorage_auto_clean(callid, callid_created);
            break;
        default:
            ast_log(LOG_WARNING,
                "handle_init_event detected dtmfcid generation event on non-FXO (ANALOG_SIG_FXS) interface %d\n",
                i->channel);
            break;
        }
        break;
    case ANALOG_EVENT_REMOVED: /* destroy channel, will actually do so in do_monitor */
        ast_log(LOG_NOTICE, "Got ANALOG_EVENT_REMOVED. Destroying channel %d\n",
            i->channel);
        return i->chan_pvt;
    case ANALOG_EVENT_NEONMWI_ACTIVE:
        analog_handle_notify_message(NULL, i, -1, ANALOG_EVENT_NEONMWI_ACTIVE);
        break;
    case ANALOG_EVENT_NEONMWI_INACTIVE:
        analog_handle_notify_message(NULL, i, -1, ANALOG_EVENT_NEONMWI_INACTIVE);
        break;
    }
    return NULL;
}

References __analog_ss_thread(), analog_cancel_cidspill(), ANALOG_CID_START_DTMF_NOALERT, ANALOG_CID_START_POLARITY, ANALOG_CID_START_POLARITY_IN, analog_event2str(), ANALOG_EVENT_ALARM, ANALOG_EVENT_DTMFCID, ANALOG_EVENT_NEONMWI_ACTIVE, ANALOG_EVENT_NEONMWI_INACTIVE, ANALOG_EVENT_NOALARM, ANALOG_EVENT_ONHOOK, ANALOG_EVENT_POLARITY, ANALOG_EVENT_REMOVED, ANALOG_EVENT_RINGBEGIN, ANALOG_EVENT_RINGOFFHOOK, ANALOG_EVENT_WINKFLASH, analog_get_and_handle_alarms(), analog_handle_notify_message(), analog_has_voicemail(), analog_new_ast_channel(), analog_off_hook(), analog_on_hook(), analog_play_tone(), analog_publish_channel_alarm_clear(), analog_set_alarm(), analog_set_echocanceller(), analog_set_ringtimeout(), ANALOG_SIG_E911, ANALOG_SIG_EM, ANALOG_SIG_EM_E1, ANALOG_SIG_EMWINK, ANALOG_SIG_FEATB, ANALOG_SIG_FEATD, ANALOG_SIG_FEATDMF, ANALOG_SIG_FEATDMF_TA, ANALOG_SIG_FGC_CAMA, ANALOG_SIG_FGC_CAMAMF, ANALOG_SIG_FXOGS, ANALOG_SIG_FXOKS, ANALOG_SIG_FXOLS, ANALOG_SIG_FXSGS, ANALOG_SIG_FXSKS, ANALOG_SIG_FXSLS, ANALOG_SIG_SF, ANALOG_SIG_SF_FEATB, ANALOG_SIG_SF_FEATD, ANALOG_SIG_SF_FEATDMF, ANALOG_SIG_SFWINK, analog_sigtype_to_str(), analog_start_polarityswitch(), ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION, ANALOG_TONE_DIALTONE, ANALOG_TONE_RINGTONE, ANALOG_TONE_STUTTER, ast_callid_threadstorage_auto(), ast_callid_threadstorage_auto_clean(), ast_debug, ast_hangup(), ast_log, ast_pthread_create_detached, AST_STATE_PRERING, AST_STATE_RESERVED, AST_STATE_RING, ast_verb, ast_channel::callid, analog_pvt::callwaitingdeluxepending, analog_pvt::chan_pvt, analog_pvt::channel, analog_pvt::cid_start, analog_pvt::cshactive, errno, analog_pvt::fxsoffhookstate, analog_pvt::hanguponpolarityswitch, analog_pvt::immediate, analog_pvt::immediatering, analog_pvt::inalarm, ISTRUNK, LOG_NOTICE, LOG_WARNING, NULL, analog_pvt::polarity, POLARITY_REV, analog_pvt::ringt_base, analog_pvt::sig, analog_pvt::ss_astchan, analog_pvt::use_callerid, and analog_pvt::usedistinctiveringdetection.

Referenced by do_monitor().

analog_hangup()

int analog_hangup	(	struct analog_pvt *	p,
		struct ast_channel *	ast
	)

Definition at line 1297 of file sig_analog.c.

{
    int res;
    int idx, x;
 
    ast_debug(1, "%s %d\n", __FUNCTION__, p->channel);
    if (!ast_channel_tech_pvt(ast)) {
        ast_log(LOG_WARNING, "Asked to hangup channel not connected\n");
        return 0;
    }
 
    idx = analog_get_index(ast, p, 1);
 
    x = 0;
    if (p->origcid_num) {
        ast_copy_string(p->cid_num, p->origcid_num, sizeof(p->cid_num));
        ast_free(p->origcid_num);
        p->origcid_num = NULL;
    }
    if (p->origcid_name) {
        ast_copy_string(p->cid_name, p->origcid_name, sizeof(p->cid_name));
        ast_free(p->origcid_name);
        p->origcid_name = NULL;
    }
 
    analog_dsp_set_digitmode(p, ANALOG_DIGITMODE_DTMF);
 
    ast_debug(1, "Hangup: channel: %d index = %d, normal = %d, callwait = %d, thirdcall = %d\n",
        p->channel, idx, p->subs[ANALOG_SUB_REAL].allocd, p->subs[ANALOG_SUB_CALLWAIT].allocd, p->subs[ANALOG_SUB_THREEWAY].allocd);
    if (idx > -1) {
        /* Real channel, do some fixup */
        p->cshactive = 0;
        p->subs[idx].owner = NULL;
        p->polarity = POLARITY_IDLE;
        analog_set_linear_mode(p, idx, 0);
        switch (idx) {
        case ANALOG_SUB_REAL:
            if (p->subs[ANALOG_SUB_CALLWAIT].allocd && p->subs[ANALOG_SUB_THREEWAY].allocd) {
                ast_debug(1, "Normal call hung up with both three way call and a call waiting call in place?\n");
                if (p->subs[ANALOG_SUB_CALLWAIT].inthreeway) {
                    /* We had flipped over to answer a callwait and now it's gone */
                    ast_debug(1, "We were flipped over to the callwait, moving back and not owning.\n");
                    /* Move to the call-wait, but un-own us until they flip back. */
                    analog_swap_subs(p, ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL);
                    analog_unalloc_sub(p, ANALOG_SUB_CALLWAIT);
                    analog_set_new_owner(p, NULL);
                } else {
                    /* The three way hung up, but we still have a call wait */
                    ast_debug(1, "We were in the threeway and have a callwait still.  Ditching the threeway.\n");
                    analog_swap_subs(p, ANALOG_SUB_THREEWAY, ANALOG_SUB_REAL);
                    analog_unalloc_sub(p, ANALOG_SUB_THREEWAY);
                    if (p->subs[ANALOG_SUB_REAL].inthreeway) {
                        /* This was part of a three way call.  Immediately make way for
                           another call */
                        ast_debug(1, "Call was complete, setting owner to former third call\n");
                        analog_set_inthreeway(p, ANALOG_SUB_REAL, 0);
                        analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
                    } else {
                        /* This call hasn't been completed yet...  Set owner to NULL */
                        ast_debug(1, "Call was incomplete, setting owner to NULL\n");
                        analog_set_new_owner(p, NULL);
                    }
                }
            } else if (p->subs[ANALOG_SUB_CALLWAIT].allocd) {
                /* Need to hold the lock for real-call, private, and call-waiting call */
                analog_lock_sub_owner(p, ANALOG_SUB_CALLWAIT);
                if (!p->subs[ANALOG_SUB_CALLWAIT].owner) {
                    /* The call waiting call disappeared. */
                    analog_set_new_owner(p, NULL);
                    break;
                }
 
                /* Move to the call-wait and switch back to them. */
                analog_swap_subs(p, ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL);
                analog_unalloc_sub(p, ANALOG_SUB_CALLWAIT);
                analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
                if (ast_channel_state(p->owner) != AST_STATE_UP) {
                    ast_queue_control(p->subs[ANALOG_SUB_REAL].owner, AST_CONTROL_ANSWER);
                }
                ast_queue_unhold(p->subs[ANALOG_SUB_REAL].owner);
                /* Unlock the call-waiting call that we swapped to real-call. */
                ast_channel_unlock(p->subs[ANALOG_SUB_REAL].owner);
            } else if (p->subs[ANALOG_SUB_THREEWAY].allocd) {
                analog_swap_subs(p, ANALOG_SUB_THREEWAY, ANALOG_SUB_REAL);
                analog_unalloc_sub(p, ANALOG_SUB_THREEWAY);
                if (p->subs[ANALOG_SUB_REAL].inthreeway) {
                    /* This was part of a three way call.  Immediately make way for
                       another call */
                    ast_debug(1, "Call was complete, setting owner to former third call\n");
                    analog_set_inthreeway(p, ANALOG_SUB_REAL, 0);
                    analog_set_new_owner(p, p->subs[ANALOG_SUB_REAL].owner);
                } else {
                    /* This call hasn't been completed yet...  Set owner to NULL */
                    ast_debug(1, "Call was incomplete, setting owner to NULL\n");
                    analog_set_new_owner(p, NULL);
                }
            }
            break;
        case ANALOG_SUB_CALLWAIT:
            /* Ditch the holding callwait call, and immediately make it available */
            if (p->subs[ANALOG_SUB_CALLWAIT].inthreeway) {
                /* Need to hold the lock for call-waiting call, private, and 3-way call */
                analog_lock_sub_owner(p, ANALOG_SUB_THREEWAY);
 
                /* This is actually part of a three way, placed on hold.  Place the third part
                   on music on hold now */
                if (p->subs[ANALOG_SUB_THREEWAY].owner) {
                    ast_queue_hold(p->subs[ANALOG_SUB_THREEWAY].owner, p->mohsuggest);
                }
                analog_set_inthreeway(p, ANALOG_SUB_THREEWAY, 0);
                /* Make it the call wait now */
                analog_swap_subs(p, ANALOG_SUB_CALLWAIT, ANALOG_SUB_THREEWAY);
                analog_unalloc_sub(p, ANALOG_SUB_THREEWAY);
                if (p->subs[ANALOG_SUB_CALLWAIT].owner) {
                    /* Unlock the 3-way call that we swapped to call-waiting call. */
                    ast_channel_unlock(p->subs[ANALOG_SUB_CALLWAIT].owner);
                }
            } else {
                analog_unalloc_sub(p, ANALOG_SUB_CALLWAIT);
            }
            break;
        case ANALOG_SUB_THREEWAY:
            /* Need to hold the lock for 3-way call, private, and call-waiting call */
            analog_lock_sub_owner(p, ANALOG_SUB_CALLWAIT);
            if (p->subs[ANALOG_SUB_CALLWAIT].inthreeway) {
                /* The other party of the three way call is currently in a call-wait state.
                   Start music on hold for them, and take the main guy out of the third call */
                analog_set_inthreeway(p, ANALOG_SUB_CALLWAIT, 0);
                if (p->subs[ANALOG_SUB_CALLWAIT].owner) {
                    ast_queue_hold(p->subs[ANALOG_SUB_CALLWAIT].owner, p->mohsuggest);
                }
            }
            if (p->subs[ANALOG_SUB_CALLWAIT].owner) {
                ast_channel_unlock(p->subs[ANALOG_SUB_CALLWAIT].owner);
            }
            analog_set_inthreeway(p, ANALOG_SUB_REAL, 0);
            /* If this was part of a three way call index, let us make
               another three way call */
            analog_unalloc_sub(p, ANALOG_SUB_THREEWAY);
            break;
        default:
            /*
             * Should never happen.
             * This wasn't any sort of call, so how are we an index?
             */
            ast_log(LOG_ERROR, "Index found but not any type of call?\n");
            break;
        }
    }
 
    if (!p->subs[ANALOG_SUB_REAL].owner && !p->subs[ANALOG_SUB_CALLWAIT].owner && !p->subs[ANALOG_SUB_THREEWAY].owner) {
        analog_set_new_owner(p, NULL);
        analog_set_ringtimeout(p, 0);
        analog_set_confirmanswer(p, 0);
        analog_set_pulsedial(p, 0);
        analog_set_outgoing(p, 0);
        p->onhooktime = time(NULL);
        p->cidrings = 1;
 
        /* Perform low level hangup if no owner left */
        res = analog_on_hook(p);
        if (res < 0) {
            ast_log(LOG_WARNING, "Unable to hangup line %s\n", ast_channel_name(ast));
        }
        switch (p->sig) {
        case ANALOG_SIG_FXOGS:
        case ANALOG_SIG_FXOLS:
        case ANALOG_SIG_FXOKS:
            /* If they're off hook, try playing congestion */
            if (analog_is_off_hook(p)) {
                analog_hangup_polarityswitch(p);
                analog_play_tone(p, ANALOG_SUB_REAL, ANALOG_TONE_CONGESTION);
            } else {
                analog_play_tone(p, ANALOG_SUB_REAL, -1);
            }
            break;
        case ANALOG_SIG_FXSGS:
        case ANALOG_SIG_FXSLS:
        case ANALOG_SIG_FXSKS:
            /* Make sure we're not made available for at least two seconds assuming
               we were actually used for an inbound or outbound call. */
            if (ast_channel_state(ast) != AST_STATE_RESERVED) {
                time(&p->guardtime);
                p->guardtime += 2;
            }
            break;
        default:
            analog_play_tone(p, ANALOG_SUB_REAL, -1);
            break;
        }
 
        analog_set_echocanceller(p, 0);
 
        x = 0;
        ast_channel_setoption(ast,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
        ast_channel_setoption(ast,AST_OPTION_TDD,&x,sizeof(char),0);
        p->callwaitcas = 0;
        analog_set_callwaiting(p, p->permcallwaiting);
        /* In theory, the below is not necessary since we set hidecallerid = permhidecaller when calls start,
         * but this ensures the setting is defaulted properly when channels are idle, too. */
        p->hidecallerid = p->permhidecallerid;
        analog_set_dialing(p, 0);
        analog_update_conf(p);
        analog_all_subchannels_hungup(p);
    }
 
    analog_stop_callwait(p);
 
    ast_verb(3, "Hanging up on '%s'\n", ast_channel_name(ast));
 
    return 0;
}

References analog_subchannel::allocd, analog_all_subchannels_hungup(), ANALOG_DIGITMODE_DTMF, analog_dsp_set_digitmode(), analog_get_index, analog_hangup_polarityswitch(), analog_is_off_hook(), analog_lock_sub_owner(), analog_on_hook(), analog_play_tone(), analog_set_callwaiting(), analog_set_confirmanswer(), analog_set_dialing(), analog_set_echocanceller(), analog_set_inthreeway(), analog_set_linear_mode(), analog_set_new_owner(), analog_set_outgoing(), analog_set_pulsedial(), analog_set_ringtimeout(), ANALOG_SIG_FXOGS, ANALOG_SIG_FXOKS, ANALOG_SIG_FXOLS, ANALOG_SIG_FXSGS, ANALOG_SIG_FXSKS, ANALOG_SIG_FXSLS, analog_stop_callwait(), ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL, ANALOG_SUB_THREEWAY, analog_swap_subs(), ANALOG_TONE_CONGESTION, analog_unalloc_sub(), analog_update_conf(), ast_channel_name(), ast_channel_setoption(), ast_channel_tech_pvt(), ast_channel_unlock, AST_CONTROL_ANSWER, ast_copy_string(), ast_debug, ast_free, ast_log, AST_OPTION_TDD, AST_OPTION_TONE_VERIFY, ast_queue_control(), ast_queue_hold(), ast_queue_unhold(), AST_STATE_RESERVED, AST_STATE_UP, ast_verb, analog_pvt::callwaitcas, analog_pvt::channel, analog_pvt::cid_name, analog_pvt::cid_num, analog_pvt::cidrings, analog_pvt::cshactive, analog_pvt::guardtime, analog_pvt::hidecallerid, analog_subchannel::inthreeway, LOG_ERROR, LOG_WARNING, analog_pvt::mohsuggest, NULL, analog_pvt::onhooktime, analog_pvt::origcid_name, analog_pvt::origcid_num, analog_subchannel::owner, analog_pvt::owner, analog_pvt::permcallwaiting, analog_pvt::permhidecallerid, analog_pvt::polarity, POLARITY_IDLE, analog_pvt::sig, and analog_pvt::subs.

Referenced by dahdi_hangup().

analog_new()

struct analog_pvt * analog_new	(	enum analog_sigtype	signallingtype,
		void *	private_data
	)

Definition at line 4392 of file sig_analog.c.

{
    struct analog_pvt *p;
 
    p = ast_calloc(1, sizeof(*p));
    if (!p) {
        return p;
    }
 
    p->outsigmod = ANALOG_SIG_NONE;
    p->sig = signallingtype;
    p->chan_pvt = private_data;
 
    /* Some defaults for values */
    p->cid_start = ANALOG_CID_START_RING;
    p->cid_signalling = CID_SIG_BELL;
    /* Sub real is assumed to always be alloc'd */
    p->subs[ANALOG_SUB_REAL].allocd = 1;
 
    return p;
}

References analog_subchannel::allocd, ANALOG_CID_START_RING, ANALOG_SIG_NONE, ANALOG_SUB_REAL, ast_calloc, analog_pvt::chan_pvt, CID_SIG_BELL, analog_pvt::cid_signalling, analog_pvt::cid_start, analog_pvt::outsigmod, analog_pvt::sig, and analog_pvt::subs.

Referenced by mkintf().

analog_request()

struct ast_channel * analog_request	(	struct analog_pvt *	p,
		int *	callwait,
		const struct ast_channel *	requestor
	)

Definition at line 780 of file sig_analog.c.

{
    struct ast_channel *ast;
 
    ast_debug(1, "%s %d\n", __FUNCTION__, p->channel);
    *callwait = (p->owner != NULL);
 
    if (p->owner) {
        if (analog_alloc_sub(p, ANALOG_SUB_CALLWAIT)) {
            ast_log(LOG_ERROR, "Unable to alloc subchannel\n");
            return NULL;
        }
    }
 
    analog_set_outgoing(p, 1);
    ast = analog_new_ast_channel(p, AST_STATE_RESERVED, 0,
        p->owner ? ANALOG_SUB_CALLWAIT : ANALOG_SUB_REAL, requestor);
    if (!ast) {
        analog_set_outgoing(p, 0);
    }
    return ast;
}

References analog_alloc_sub(), analog_new_ast_channel(), analog_set_outgoing(), ANALOG_SUB_CALLWAIT, ANALOG_SUB_REAL, ast_debug, ast_log, AST_STATE_RESERVED, analog_pvt::channel, LOG_ERROR, NULL, and analog_pvt::owner.

Referenced by dahdi_request().

analog_sigtype_to_str()

const char * analog_sigtype_to_str

(

enum analog_sigtype

sigtype

)

Definition at line 127 of file sig_analog.c.

{
    int i;
 
    for (i = 0; i < ARRAY_LEN(sigtypes); i++) {
        if (sigtype == sigtypes[i].sigtype) {
            return sigtypes[i].name;
        }
    }
 
    return "Unknown";
}

References ARRAY_LEN, sigtype, and sigtypes.

Referenced by __analog_ss_thread(), and analog_handle_init_event().

analog_ss_thread_start()

int analog_ss_thread_start	(	struct analog_pvt *	p,
		struct ast_channel *	ast
	)

Definition at line 3047 of file sig_analog.c.

{
    pthread_t threadid;
 
    p->ss_astchan = chan;
    return ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, p);
}

References __analog_ss_thread(), ast_pthread_create_detached, NULL, and analog_pvt::ss_astchan.

Referenced by mwi_thread().

analog_str_to_cidstart()

enum analog_cid_start analog_str_to_cidstart

(

const char *

value

)

Definition at line 238 of file sig_analog.c.

{
    if (!strcasecmp(value, "ring")) {
        return ANALOG_CID_START_RING;
    } else if (!strcasecmp(value, "polarity")) {
        return ANALOG_CID_START_POLARITY;
    } else if (!strcasecmp(value, "polarity_in")) {
        return ANALOG_CID_START_POLARITY_IN;
    } else if (!strcasecmp(value, "dtmf")) {
        return ANALOG_CID_START_DTMF_NOALERT;
    }
 
    return 0;
}

References ANALOG_CID_START_DTMF_NOALERT, ANALOG_CID_START_POLARITY, ANALOG_CID_START_POLARITY_IN, ANALOG_CID_START_RING, and value.

analog_str_to_cidtype()

unsigned int analog_str_to_cidtype

(

const char *

name

)

Definition at line 140 of file sig_analog.c.

{
    int i;
 
    for (i = 0; i < ARRAY_LEN(cidtypes); i++) {
        if (!strcasecmp(cidtypes[i].name, name)) {
            return cidtypes[i].cid_type;
        }
    }
 
    return 0;
}

References ARRAY_LEN, cidtypes, and name.

analog_str_to_sigtype()

enum analog_sigtype analog_str_to_sigtype

(

const char *

name

)

Definition at line 114 of file sig_analog.c.

{
    int i;
 
    for (i = 0; i < ARRAY_LEN(sigtypes); i++) {
        if (!strcasecmp(sigtypes[i].name, name)) {
            return sigtypes[i].sigtype;
        }
    }
 
    return 0;
}

References ARRAY_LEN, name, and sigtypes.

Variable Documentation

analog_callbacks

struct analog_callback analog_callbacks

extern

Global analog callbacks to the upper layer.

Definition at line 3670 of file chan_dahdi.c.

{
    .play_tone = my_play_tone,
    .get_event = my_get_event,
    .wait_event = my_wait_event,
    .is_off_hook = my_is_off_hook,
    .set_echocanceller = my_set_echocanceller,
    .ring = my_ring,
    .flash = my_flash,
    .off_hook = my_off_hook,
    .dial_digits = my_dial_digits,
    .train_echocanceller = my_train_echocanceller,
    .on_hook = my_on_hook,
    .is_dialing = my_is_dialing,
    .allocate_sub = my_allocate_sub,
    .unallocate_sub = my_unallocate_sub,
    .swap_subs = my_swap_subchannels,
    .has_voicemail = my_has_voicemail,
    .check_for_conference = my_check_for_conference,
    .conf_add = my_conf_add,
    .conf_del = my_conf_del,
    .complete_conference_update = my_complete_conference_update,
    .start = my_start,
    .all_subchannels_hungup = my_all_subchannels_hungup,
    .lock_private = my_lock_private,
    .unlock_private = my_unlock_private,
    .deadlock_avoidance_private = my_deadlock_avoidance_private,
    .handle_dtmf = my_handle_dtmf,
    .wink = my_wink,
    .new_ast_channel = my_new_analog_ast_channel,
    .dsp_set_digitmode = my_dsp_set_digitmode,
    .dsp_reset_and_flush_digits = my_dsp_reset_and_flush_digits,
    .send_callerid = my_send_callerid,
    .callwait = my_callwait,
    .stop_callwait = my_stop_callwait,
    .get_callerid = my_get_callerid,
    .start_cid_detect = my_start_cid_detect,
    .stop_cid_detect = my_stop_cid_detect,
    .handle_notify_message = my_handle_notify_message,
    .increase_ss_count = my_increase_ss_count,
    .decrease_ss_count = my_decrease_ss_count,
    .distinctive_ring = my_distinctive_ring,
    .set_linear_mode = my_set_linear_mode,
    .set_inthreeway = my_set_inthreeway,
    .get_and_handle_alarms = my_get_and_handle_alarms,
    .get_sigpvt_bridged_channel = my_get_sigpvt_bridged_channel,
    .get_sub_fd = my_get_sub_fd,
    .set_cadence = my_set_cadence,
    .set_alarm = my_set_alarm,
    .set_dialing = my_set_dialing,
    .set_outgoing = my_set_outgoing,
    .set_ringtimeout = my_set_ringtimeout,
    .set_waitingfordt = my_set_waitingfordt,
    .check_waitingfordt = my_check_waitingfordt,
    .set_confirmanswer = my_set_confirmanswer,
    .check_confirmanswer = my_check_confirmanswer,
    .set_callwaiting = my_set_callwaiting,
    .cancel_cidspill = my_cancel_cidspill,
    .confmute = my_confmute,
    .set_pulsedial = my_set_pulsedial,
    .set_new_owner = my_set_new_owner,
    .get_orig_dialstring = my_get_orig_dialstring,
    .set_needringing = my_set_needringing,
    .set_polarity = my_set_polarity,
    .start_polarityswitch = my_start_polarityswitch,
    .answer_polarityswitch = my_answer_polarityswitch,
    .hangup_polarityswitch = my_hangup_polarityswitch,
    .have_progressdetect = my_have_progressdetect,
    .get_firstdigit_timeout = my_get_firstdigit_timeout,
    .get_matchdigit_timeout = my_get_matchdigit_timeout,
    .get_interdigit_timeout = my_get_interdigit_timeout,
};

Referenced by analog_all_subchannels_hungup(), analog_alloc_sub(), analog_answer_polarityswitch(), analog_callwait(), analog_cancel_cidspill(), analog_cb_handle_dtmf(), analog_check_confirmanswer(), analog_check_for_conference(), analog_check_waitingfordt(), analog_confmute(), analog_deadlock_avoidance_private(), analog_decrease_ss_count(), analog_dial_digits(), analog_distinctive_ring(), analog_dsp_reset_and_flush_digits(), analog_dsp_set_digitmode(), analog_flash(), analog_get_and_handle_alarms(), analog_get_bridged_channel(), analog_get_callerid(), analog_get_event(), analog_get_orig_dialstring(), analog_get_sub_fd(), analog_handle_notify_message(), analog_hangup_polarityswitch(), analog_has_voicemail(), analog_have_progressdetect(), analog_increase_ss_count(), analog_is_dialing(), analog_is_off_hook(), analog_lock_private(), analog_new_ast_channel(), analog_off_hook(), analog_on_hook(), analog_play_tone(), analog_ring(), analog_send_callerid(), analog_set_alarm(), analog_set_cadence(), analog_set_callwaiting(), analog_set_confirmanswer(), analog_set_dialing(), analog_set_echocanceller(), analog_set_inthreeway(), analog_set_linear_mode(), analog_set_needringing(), analog_set_new_owner(), analog_set_outgoing(), analog_set_pulsedial(), analog_set_ringtimeout(), analog_set_waitingfordt(), analog_start(), analog_start_cid_detect(), analog_start_polarityswitch(), analog_stop_callwait(), analog_stop_cid_detect(), analog_swap_subs(), analog_train_echocanceller(), analog_unalloc_sub(), analog_unlock_private(), analog_update_conf(), analog_wait_event(), and analog_wink().