freeswitch/libs/freetdm/src/ftmod/ftmod_libpri/ftmod_libpri.h

152 lines
4.7 KiB
C

/*
* Copyright (c) 2009-2012, Anthony Minessale II
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of the original author; nor the names of any contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FTMOD_LIBPRI_H
#define FTMOD_LIBPRI_H
#include "freetdm.h"
#include "lpwrap_pri.h"
/* T302 Overlap receiving inter-digit timeout */
#define OVERLAP_TIMEOUT_MS_DEFAULT 5000 /* 5 sec */
#define OVERLAP_TIMEOUT_MS_MIN 3000 /* 3 sec */
#define OVERLAP_TIMEOUT_MS_MAX 30000 /* 30 sec */
/* NT-mode idle b-channel restart timer */
#define IDLE_RESTART_TIMEOUT_MS_DEFAULT 0 /* disabled */
#define IDLE_RESTART_TIMEOUT_MS_MIN 10000 /* 10 sec */
#define IDLE_RESTART_TIMEOUT_MS_MAX 86400000 /* 1 day */
/* T316 RESTART ACK wait timer */
#define T316_TIMEOUT_MS_DEFAULT 30000 /* 30 sec */
#define T316_TIMEOUT_MS_MIN 10000 /* 10 sec */
#define T316_TIMEOUT_MS_MAX 300000 /* 5 min */
/* T316 restart attempts until channel is suspended */
#define T316_ATTEMPT_LIMIT_DEFAULT 3
#define T316_ATTEMPT_LIMIT_MIN 1
#define T316_ATTEMPT_LIMIT_MAX 10
typedef enum {
SERVICE_CHANGE_STATUS_INSERVICE = 0,
SERVICE_CHANGE_STATUS_MAINTENANCE,
SERVICE_CHANGE_STATUS_OUTOFSERVICE
} service_change_status_t;
typedef enum {
FTMOD_LIBPRI_OPT_NONE = 0,
FTMOD_LIBPRI_OPT_SUGGEST_CHANNEL = (1 << 0),
FTMOD_LIBPRI_OPT_OMIT_DISPLAY_IE = (1 << 1),
FTMOD_LIBPRI_OPT_OMIT_REDIRECTING_NUMBER_IE = (1 << 2),
FTMOD_LIBPRI_OPT_FACILITY_AOC = (1 << 3),
FTMOD_LIBPRI_OPT_MAX = (1 << 4)
} ftdm_isdn_opts_t;
typedef enum {
FTMOD_LIBPRI_RUNNING = (1 << 0)
} ftdm_isdn_flag_t;
typedef enum {
FTMOD_LIBPRI_OVERLAP_NONE = 0,
FTMOD_LIBPRI_OVERLAP_RECEIVE = (1 << 0),
FTMOD_LIBPRI_OVERLAP_SEND = (1 << 1)
#define FTMOD_LIBPRI_OVERLAP_BOTH (FTMOD_LIBPRI_OVERLAP_RECEIVE | FTMOD_LIBPRI_OVERLAP_SEND)
} ftdm_isdn_overlap_t;
struct ftdm_libpri_data {
ftdm_channel_t *dchan;
ftdm_isdn_opts_t opts;
uint32_t flags;
uint32_t debug_mask;
int mode;
int dialect;
int overlap; /*!< Overlap dial flags */
int overlap_timeout_ms; /*!< Overlap dial timeout */
int idle_restart_timeout_ms; /*!< NT-mode idle b-channel restart */
int t316_timeout_ms; /*!< T316 RESTART ACK timeout */
int t316_max_attempts; /*!< T316 timeout limit */
unsigned int layer1;
unsigned int ton;
unsigned int service_message_support;
lpwrap_pri_t spri;
/* MSN filter */
ftdm_hash_t *msn_hash;
ftdm_mutex_t *msn_mutex;
/* NT-mode idle restart timer */
struct lpwrap_timer t3xx;
};
typedef struct ftdm_libpri_data ftdm_libpri_data_t;
/*
* b-channel flags
*/
enum {
FTDM_LIBPRI_B_NONE = 0,
FTDM_LIBPRI_B_REMOTE_RESTART = (1 << 0), /*!< Remote triggered channel restart */
};
/**
* Per-b-channel private data
*/
struct ftdm_libpri_b_chan {
struct lpwrap_timer t302; /*!< T302 overlap receive timer */
struct lpwrap_timer t316; /*!< T316 restart ack timer */
ftdm_channel_t *channel; /*!< back-pointer to b-channel */
q931_call *call; /*!< libpri opaque call handle */
uint32_t flags; /*!< channel flags */
uint32_t t316_timeout_cnt; /*!< T316 timeout counter */
int peerhangup; /*!< hangup requested from libpri (RELEASE/RELEASE_ACK/DL_RELEASE/TIMERS EXPIRY) */
};
typedef struct ftdm_libpri_b_chan ftdm_libpri_b_chan_t;
#endif
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* Local Variables:
* mode:c
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* tab-width:4
* c-basic-offset:4
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* For VIM:
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*/