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/******************************************************************************
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 *
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 *              telephony.h
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 *
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 *              Basic Linux Telephony Interface
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 *
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 *              (c) Copyright 1999-2001 Quicknet Technologies, Inc.
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 *
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 *              This program is free software; you can redistribute it and/or
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 *              modify it under the terms of the GNU General Public License
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 *              as published by the Free Software Foundation; either version
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 *              2 of the License, or (at your option) any later version.
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 *
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 *    Authors:       Ed Okerson, <eokerson@quicknet.net>
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 *                   Greg Herlein, <gherlein@quicknet.net>
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 *
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 *    Contributors:  Alan Cox, <alan@redhat.com>
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 *                   David W. Erhart, <derhart@quicknet.net>
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 *
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 * IN NO EVENT SHALL QUICKNET TECHNOLOGIES, INC. BE LIABLE TO ANY PARTY FOR
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 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
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 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF QUICKNET
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 * TECHNOLOGIES, INC. HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * QUICKNET TECHNOLOGIES, INC. SPECIFICALLY DISCLAIMS ANY WARRANTIES,
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
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 * ON AN "AS IS" BASIS, AND QUICKNET TECHNOLOGIES, INC. HAS NO OBLIGATION
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 * TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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 *
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 * Version:       $Revision: 1.1 $
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 *
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 * $Id: telephony.h,v 1.1 2004-01-28 15:26:48 giacomo Exp $
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 *
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 *****************************************************************************/
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#ifndef TELEPHONY_H
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#define TELEPHONY_H
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#define TELEPHONY_VERSION 3013
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#define PHONE_VENDOR_IXJ          1
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#define PHONE_VENDOR_QUICKNET     PHONE_VENDOR_IXJ
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#define PHONE_VENDOR_VOICETRONIX  2
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#define PHONE_VENDOR_ACULAB       3
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#define PHONE_VENDOR_DIGI         4
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#define PHONE_VENDOR_FRANKLIN     5
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/******************************************************************************
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 *  Vendor Summary Information Area
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 *
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 *  Quicknet Technologies, Inc. - makes low density analog telephony cards
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 *    with audio compression, POTS and PSTN interfaces (www.quicknet.net)
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 *
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 *  (other vendors following this API shuld add a short description of
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 *  the telephony products they support under Linux)
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 *
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 *****************************************************************************/
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#define QTI_PHONEJACK           100
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#define QTI_LINEJACK            300
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#define QTI_PHONEJACK_LITE      400
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#define QTI_PHONEJACK_PCI       500
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#define QTI_PHONECARD           600
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/******************************************************************************
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*
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* The capabilities ioctls can inform you of the capabilities of each phone
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* device installed in your system.  The PHONECTL_CAPABILITIES ioctl
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* returns an integer value indicating the number of capabilities the  
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* device has.  The PHONECTL_CAPABILITIES_LIST will fill an array of
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* capability structs with all of its capabilities.  The
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* PHONECTL_CAPABILITIES_CHECK takes a single capability struct and returns
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* a TRUE if the device has that capability, otherwise it returns false.
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*
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******************************************************************************/
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typedef enum {
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        vendor = 0,
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        device,
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        port,
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        codec,
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        dsp
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} phone_cap;
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struct phone_capability {
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        char desc[80];
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        phone_cap captype;
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        int cap;
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        int handle;
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};
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typedef enum {
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        pots = 0,
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        pstn,
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        handset,
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        speaker
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} phone_ports;
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#define PHONE_CAPABILITIES              _IO  ('q', 0x80)
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#define PHONE_CAPABILITIES_LIST         _IOR ('q', 0x81, struct phone_capability *)
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#define PHONE_CAPABILITIES_CHECK        _IOW ('q', 0x82, struct phone_capability *)
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typedef struct {
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        char month[3];
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        char day[3];
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        char hour[3];
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        char min[3];
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        int numlen;
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        char number[11];
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        int namelen;
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        char name[80];
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} PHONE_CID;
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#define PHONE_RING                      _IO  ('q', 0x83)
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#define PHONE_HOOKSTATE                 _IO  ('q', 0x84)
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#define PHONE_MAXRINGS                  _IOW ('q', 0x85, char)
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#define PHONE_RING_CADENCE              _IOW ('q', 0x86, short)
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#define OLD_PHONE_RING_START            _IO  ('q', 0x87)
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#define PHONE_RING_START                _IOW ('q', 0x87, PHONE_CID *)
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#define PHONE_RING_STOP                 _IO  ('q', 0x88)
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#define USA_RING_CADENCE         0xC0C0
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#define PHONE_REC_CODEC                 _IOW ('q', 0x89, int)
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#define PHONE_REC_START                 _IO  ('q', 0x8A)
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#define PHONE_REC_STOP                  _IO  ('q', 0x8B)
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#define PHONE_REC_DEPTH                 _IOW ('q', 0x8C, int)
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#define PHONE_FRAME                     _IOW ('q', 0x8D, int)
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#define PHONE_REC_VOLUME                _IOW ('q', 0x8E, int)
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#define PHONE_REC_VOLUME_LINEAR         _IOW ('q', 0xDB, int)
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#define PHONE_REC_LEVEL                 _IO  ('q', 0x8F)
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#define PHONE_PLAY_CODEC                _IOW ('q', 0x90, int)
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#define PHONE_PLAY_START                _IO  ('q', 0x91)
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#define PHONE_PLAY_STOP                 _IO  ('q', 0x92)
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#define PHONE_PLAY_DEPTH                _IOW ('q', 0x93, int)
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#define PHONE_PLAY_VOLUME               _IOW ('q', 0x94, int)
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#define PHONE_PLAY_VOLUME_LINEAR        _IOW ('q', 0xDC, int)
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#define PHONE_PLAY_LEVEL                _IO  ('q', 0x95)
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#define PHONE_DTMF_READY                _IOR ('q', 0x96, int)
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#define PHONE_GET_DTMF                  _IOR ('q', 0x97, int)
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#define PHONE_GET_DTMF_ASCII            _IOR ('q', 0x98, int)
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#define PHONE_DTMF_OOB                  _IOW ('q', 0x99, int)
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#define PHONE_EXCEPTION                 _IOR ('q', 0x9A, int)
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#define PHONE_PLAY_TONE                 _IOW ('q', 0x9B, char)
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#define PHONE_SET_TONE_ON_TIME          _IOW ('q', 0x9C, int)
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#define PHONE_SET_TONE_OFF_TIME         _IOW ('q', 0x9D, int)
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#define PHONE_GET_TONE_ON_TIME          _IO  ('q', 0x9E)
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#define PHONE_GET_TONE_OFF_TIME         _IO  ('q', 0x9F)
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#define PHONE_GET_TONE_STATE            _IO  ('q', 0xA0)
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#define PHONE_BUSY                      _IO  ('q', 0xA1)
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#define PHONE_RINGBACK                  _IO  ('q', 0xA2)
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#define PHONE_DIALTONE                  _IO  ('q', 0xA3)
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#define PHONE_CPT_STOP                  _IO  ('q', 0xA4)
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#define PHONE_PSTN_SET_STATE            _IOW ('q', 0xA4, int)
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#define PHONE_PSTN_GET_STATE            _IO  ('q', 0xA5)
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#define PSTN_ON_HOOK            0
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#define PSTN_RINGING            1
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#define PSTN_OFF_HOOK           2
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#define PSTN_PULSE_DIAL         3
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/******************************************************************************
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*
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* The wink duration is tunable with this ioctl.  The default wink duration  
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* is 320ms.  You do not need to use this ioctl if you do not require a
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* different wink duration.
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*
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******************************************************************************/
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#define PHONE_WINK_DURATION             _IOW ('q', 0xA6, int)
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#define PHONE_WINK                      _IOW ('q', 0xAA, int)
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/******************************************************************************
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*
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*  Codec Definitions
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*
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******************************************************************************/
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typedef enum {
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        G723_63 = 1,
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        G723_53 = 2,
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        TS85 = 3,
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        TS48 = 4,
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        TS41 = 5,
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        G728 = 6,
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        G729 = 7,
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        ULAW = 8,
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        ALAW = 9,
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        LINEAR16 = 10,
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        LINEAR8 = 11,
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        WSS = 12,
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        G729B = 13
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} phone_codec;
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struct phone_codec_data
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{
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        phone_codec type;
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        unsigned short buf_min, buf_opt, buf_max;
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};
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#define PHONE_QUERY_CODEC               _IOWR ('q', 0xA7, struct phone_codec_data *)
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#define PHONE_PSTN_LINETEST             _IO ('q', 0xA8)
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/******************************************************************************
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*
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* This controls the VAD/CNG functionality of G.723.1.  The driver will
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* always pass full size frames, any unused bytes will be padded with zeros,
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* and frames passed to the driver should also be padded with zeros.  The
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* frame type is encoded in the least significant two bits of the first
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* WORD of the frame as follows:
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*
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* bits 1-0      Frame Type      Data Rate               Significant Words
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* 00            0               G.723.1 6.3             12
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* 01            1               G.723.1 5.3             10
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* 10            2               VAD/CNG                  2
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* 11            3               Repeat last CNG          2 bits
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*
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******************************************************************************/
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#define PHONE_VAD                       _IOW ('q', 0xA9, int)
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/******************************************************************************
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*
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* The exception structure allows us to multiplex multiple events onto the
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* select() exception set.  If any of these flags are set select() will
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* return with a positive indication on the exception set.  The dtmf_ready
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* bit indicates if there is data waiting in the DTMF buffer.  The
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* hookstate bit is set if there is a change in hookstate status, it does not
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* indicate the current state of the hookswitch.  The pstn_ring bit
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* indicates that the DAA on a LineJACK card has detected ring voltage on
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* the PSTN port.  The caller_id bit indicates that caller_id data has been
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* received and is available.  The pstn_wink bit indicates that the DAA on
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* the LineJACK has received a wink from the telco switch.  The f0, f1, f2
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* and f3 bits indicate that the filter has been triggered by detecting the
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* frequency programmed into that filter.
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*
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* The remaining bits should be set to zero. They will become defined over time
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* for other interface cards and their needs.
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*
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******************************************************************************/
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struct phone_except
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{
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        unsigned int dtmf_ready:1;
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        unsigned int hookstate:1;
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        unsigned int pstn_ring:1;
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        unsigned int caller_id:1;
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        unsigned int pstn_wink:1;
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        unsigned int f0:1;
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        unsigned int f1:1;
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        unsigned int f2:1;
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        unsigned int f3:1;
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        unsigned int flash:1;
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        unsigned int fc0:1;
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        unsigned int fc1:1;
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        unsigned int fc2:1;
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        unsigned int fc3:1;
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        unsigned int reserved:18;
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};
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259
union telephony_exception {
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        struct phone_except bits;
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        unsigned int bytes;
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};
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#endif          /* TELEPHONY_H */
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