include/linux/telephony.h

   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@quicknet.net>
  15  *                   Greg Herlein, <gherlein@quicknet.net>
  16  *
  17  *    Contributors:  Alan Cox, <alan@redhat.com>
  18  *                   David W. Erhart, <derhart@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