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      1 /******************************************************************************
      2  *
      3  *		telephony.h
      4  *
      5  *		Basic Linux Telephony Interface
      6  *
      7  *		(c) Copyright 1999-2001 Quicknet Technologies, Inc.
      8  *
      9  *		This program is free software; you can redistribute it and/or
     10  *		modify it under the terms of the GNU General Public License
     11  *		as published by the Free Software Foundation; either version
     12  *		2 of the License, or (at your option) any later version.
     13  *
     14  *    Authors:       Ed Okerson, <eokerson (at) quicknet.net>
     15  *                   Greg Herlein, <gherlein (at) quicknet.net>
     16  *
     17  *    Contributors:  Alan Cox, <alan (at) redhat.com>
     18  *                   David W. Erhart, <derhart (at) quicknet.net>
     19  *
     20  * IN NO EVENT SHALL QUICKNET TECHNOLOGIES, INC. BE LIABLE TO ANY PARTY FOR
     21  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
     22  * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF QUICKNET
     23  * TECHNOLOGIES, INC. HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  *
     25  * QUICKNET TECHNOLOGIES, INC. SPECIFICALLY DISCLAIMS ANY WARRANTIES,
     26  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
     27  * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
     28  * ON AN "AS IS" BASIS, AND QUICKNET TECHNOLOGIES, INC. HAS NO OBLIGATION
     29  * TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
     30  *
     31  * Version:       $Revision: 4.2 $
     32  *
     33  * $Id: telephony.h,v 4.2 2001/08/06 07:09:43 craigs Exp $
     34  *
     35  *****************************************************************************/
     36 
     37 #ifndef TELEPHONY_H
     38 #define TELEPHONY_H
     39 
     40 #define TELEPHONY_VERSION 3013
     41 
     42 #define PHONE_VENDOR_IXJ          1
     43 #define PHONE_VENDOR_QUICKNET	  PHONE_VENDOR_IXJ
     44 #define PHONE_VENDOR_VOICETRONIX  2
     45 #define PHONE_VENDOR_ACULAB       3
     46 #define PHONE_VENDOR_DIGI         4
     47 #define PHONE_VENDOR_FRANKLIN     5
     48 
     49 /******************************************************************************
     50  *  Vendor Summary Information Area
     51  *
     52  *  Quicknet Technologies, Inc. - makes low density analog telephony cards
     53  *    with audio compression, POTS and PSTN interfaces (www.quicknet.net)
     54  *
     55  *  (other vendors following this API shuld add a short description of
     56  *  the telephony products they support under Linux)
     57  *
     58  *****************************************************************************/
     59 #define QTI_PHONEJACK		100
     60 #define QTI_LINEJACK		300
     61 #define QTI_PHONEJACK_LITE	400
     62 #define QTI_PHONEJACK_PCI	500
     63 #define QTI_PHONECARD		600
     64 
     65 /******************************************************************************
     66 *
     67 * The capabilities ioctls can inform you of the capabilities of each phone
     68 * device installed in your system.  The PHONECTL_CAPABILITIES ioctl
     69 * returns an integer value indicating the number of capabilities the
     70 * device has.  The PHONECTL_CAPABILITIES_LIST will fill an array of
     71 * capability structs with all of its capabilities.  The
     72 * PHONECTL_CAPABILITIES_CHECK takes a single capability struct and returns
     73 * a TRUE if the device has that capability, otherwise it returns false.
     74 *
     75 ******************************************************************************/
     76 typedef enum {
     77 	vendor = 0,
     78 	device,
     79 	port,
     80 	codec,
     81 	dsp
     82 } phone_cap;
     83 
     84 struct phone_capability {
     85 	char desc[80];
     86 	phone_cap captype;
     87 	int cap;
     88 	int handle;
     89 };
     90 
     91 typedef enum {
     92 	pots = 0,
     93 	pstn,
     94 	handset,
     95 	speaker
     96 } phone_ports;
     97 
     98 #define PHONE_CAPABILITIES              _IO  ('q', 0x80)
     99 #define PHONE_CAPABILITIES_LIST         _IOR ('q', 0x81, struct phone_capability *)
    100 #define PHONE_CAPABILITIES_CHECK        _IOW ('q', 0x82, struct phone_capability *)
    101 
    102 typedef struct {
    103         char month[3];
    104         char day[3];
    105         char hour[3];
    106         char min[3];
    107         int numlen;
    108         char number[11];
    109         int namelen;
    110         char name[80];
    111 } PHONE_CID;
    112 
    113 #define PHONE_RING			_IO  ('q', 0x83)
    114 #define PHONE_HOOKSTATE			_IO  ('q', 0x84)
    115 #define PHONE_MAXRINGS			_IOW ('q', 0x85, char)
    116 #define PHONE_RING_CADENCE		_IOW ('q', 0x86, short)
    117 #define OLD_PHONE_RING_START            _IO  ('q', 0x87)
    118 #define PHONE_RING_START		_IOW ('q', 0x87, PHONE_CID *)
    119 #define PHONE_RING_STOP			_IO  ('q', 0x88)
    120 
    121 #define USA_RING_CADENCE	 0xC0C0
    122 
    123 #define PHONE_REC_CODEC			_IOW ('q', 0x89, int)
    124 #define PHONE_REC_START			_IO  ('q', 0x8A)
    125 #define PHONE_REC_STOP			_IO  ('q', 0x8B)
    126 #define PHONE_REC_DEPTH			_IOW ('q', 0x8C, int)
    127 #define PHONE_FRAME			_IOW ('q', 0x8D, int)
    128 #define PHONE_REC_VOLUME		_IOW ('q', 0x8E, int)
    129 #define PHONE_REC_VOLUME_LINEAR		_IOW ('q', 0xDB, int)
    130 #define PHONE_REC_LEVEL			_IO  ('q', 0x8F)
    131 
    132 #define PHONE_PLAY_CODEC		_IOW ('q', 0x90, int)
    133 #define PHONE_PLAY_START		_IO  ('q', 0x91)
    134 #define PHONE_PLAY_STOP			_IO  ('q', 0x92)
    135 #define PHONE_PLAY_DEPTH		_IOW ('q', 0x93, int)
    136 #define PHONE_PLAY_VOLUME		_IOW ('q', 0x94, int)
    137 #define PHONE_PLAY_VOLUME_LINEAR	_IOW ('q', 0xDC, int)
    138 #define PHONE_PLAY_LEVEL		_IO  ('q', 0x95)
    139 #define PHONE_DTMF_READY		_IOR ('q', 0x96, int)
    140 #define PHONE_GET_DTMF			_IOR ('q', 0x97, int)
    141 #define PHONE_GET_DTMF_ASCII		_IOR ('q', 0x98, int)
    142 #define PHONE_DTMF_OOB			_IOW ('q', 0x99, int)
    143 #define PHONE_EXCEPTION			_IOR ('q', 0x9A, int)
    144 #define PHONE_PLAY_TONE			_IOW ('q', 0x9B, char)
    145 #define PHONE_SET_TONE_ON_TIME		_IOW ('q', 0x9C, int)
    146 #define PHONE_SET_TONE_OFF_TIME		_IOW ('q', 0x9D, int)
    147 #define PHONE_GET_TONE_ON_TIME		_IO  ('q', 0x9E)
    148 #define PHONE_GET_TONE_OFF_TIME		_IO  ('q', 0x9F)
    149 #define PHONE_GET_TONE_STATE		_IO  ('q', 0xA0)
    150 #define PHONE_BUSY			_IO  ('q', 0xA1)
    151 #define PHONE_RINGBACK			_IO  ('q', 0xA2)
    152 #define PHONE_DIALTONE			_IO  ('q', 0xA3)
    153 #define PHONE_CPT_STOP			_IO  ('q', 0xA4)
    154 
    155 #define PHONE_PSTN_SET_STATE		_IOW ('q', 0xA4, int)
    156 #define PHONE_PSTN_GET_STATE		_IO  ('q', 0xA5)
    157 
    158 #define PSTN_ON_HOOK		0
    159 #define PSTN_RINGING		1
    160 #define PSTN_OFF_HOOK		2
    161 #define PSTN_PULSE_DIAL		3
    162 
    163 /******************************************************************************
    164 *
    165 * The wink duration is tunable with this ioctl.  The default wink duration
    166 * is 320ms.  You do not need to use this ioctl if you do not require a
    167 * different wink duration.
    168 *
    169 ******************************************************************************/
    170 #define PHONE_WINK_DURATION		_IOW ('q', 0xA6, int)
    171 #define PHONE_WINK			_IOW ('q', 0xAA, int)
    172 
    173 /******************************************************************************
    174 *
    175 *  Codec Definitions
    176 *
    177 ******************************************************************************/
    178 typedef enum {
    179 	G723_63 = 1,
    180 	G723_53 = 2,
    181 	TS85 = 3,
    182 	TS48 = 4,
    183 	TS41 = 5,
    184 	G728 = 6,
    185 	G729 = 7,
    186 	ULAW = 8,
    187 	ALAW = 9,
    188 	LINEAR16 = 10,
    189 	LINEAR8 = 11,
    190 	WSS = 12,
    191 	G729B = 13
    192 } phone_codec;
    193 
    194 struct phone_codec_data
    195 {
    196         phone_codec type;
    197         unsigned short buf_min, buf_opt, buf_max;
    198 };
    199 
    200 #define PHONE_QUERY_CODEC               _IOWR ('q', 0xA7, struct phone_codec_data *)
    201 #define PHONE_PSTN_LINETEST             _IO ('q', 0xA8)
    202 
    203 /******************************************************************************
    204 *
    205 * This controls the VAD/CNG functionality of G.723.1.  The driver will
    206 * always pass full size frames, any unused bytes will be padded with zeros,
    207 * and frames passed to the driver should also be padded with zeros.  The
    208 * frame type is encoded in the least significant two bits of the first
    209 * WORD of the frame as follows:
    210 *
    211 * bits 1-0	Frame Type	Data Rate		Significant Words
    212 * 00		0		G.723.1 6.3		12
    213 * 01		1		G.723.1 5.3		10
    214 * 10		2		VAD/CNG			 2
    215 * 11		3		Repeat last CNG		 2 bits
    216 *
    217 ******************************************************************************/
    218 #define PHONE_VAD			_IOW ('q', 0xA9, int)
    219 
    220 
    221 /******************************************************************************
    222 *
    223 * The exception structure allows us to multiplex multiple events onto the
    224 * select() exception set.  If any of these flags are set select() will
    225 * return with a positive indication on the exception set.  The dtmf_ready
    226 * bit indicates if there is data waiting in the DTMF buffer.  The
    227 * hookstate bit is set if there is a change in hookstate status, it does not
    228 * indicate the current state of the hookswitch.  The pstn_ring bit
    229 * indicates that the DAA on a LineJACK card has detected ring voltage on
    230 * the PSTN port.  The caller_id bit indicates that caller_id data has been
    231 * received and is available.  The pstn_wink bit indicates that the DAA on
    232 * the LineJACK has received a wink from the telco switch.  The f0, f1, f2
    233 * and f3 bits indicate that the filter has been triggered by detecting the
    234 * frequency programmed into that filter.
    235 *
    236 * The remaining bits should be set to zero. They will become defined over time
    237 * for other interface cards and their needs.
    238 *
    239 ******************************************************************************/
    240 struct phone_except
    241 {
    242 	unsigned int dtmf_ready:1;
    243 	unsigned int hookstate:1;
    244 	unsigned int pstn_ring:1;
    245 	unsigned int caller_id:1;
    246 	unsigned int pstn_wink:1;
    247 	unsigned int f0:1;
    248 	unsigned int f1:1;
    249 	unsigned int f2:1;
    250 	unsigned int f3:1;
    251 	unsigned int flash:1;
    252 	unsigned int fc0:1;
    253 	unsigned int fc1:1;
    254 	unsigned int fc2:1;
    255 	unsigned int fc3:1;
    256 	unsigned int reserved:18;
    257 };
    258 
    259 union telephony_exception {
    260 	struct phone_except bits;
    261 	unsigned int bytes;
    262 };
    263 
    264 
    265 #endif		/* TELEPHONY_H */
    266 
    267