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604 lines
15 KiB
604 lines
15 KiB
/* |
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* |
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* Author Karsten Keil <[email protected]> |
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* |
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* Copyright 2008 by Karsten Keil <[email protected]> |
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* |
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* This code is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE |
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* version 2.1 as published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU LESSER GENERAL PUBLIC LICENSE for more details. |
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* |
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*/ |
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#ifndef mISDNIF_H |
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#define mISDNIF_H |
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#include <stdarg.h> |
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#include <linux/types.h> |
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#include <linux/errno.h> |
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#include <linux/socket.h> |
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/* |
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* ABI Version 32 bit |
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* |
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* <8 bit> Major version |
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* - changed if any interface become backwards incompatible |
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* |
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* <8 bit> Minor version |
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* - changed if any interface is extended but backwards compatible |
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* |
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* <16 bit> Release number |
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* - should be incremented on every checkin |
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*/ |
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#define MISDN_MAJOR_VERSION 1 |
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#define MISDN_MINOR_VERSION 1 |
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#define MISDN_RELEASE 29 |
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|
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/* primitives for information exchange |
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* generell format |
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* <16 bit 0 > |
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* <8 bit command> |
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* BIT 8 = 1 LAYER private |
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* BIT 7 = 1 answer |
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* BIT 6 = 1 DATA |
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* <8 bit target layer mask> |
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* |
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* Layer = 00 is reserved for general commands |
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Layer = 01 L2 -> HW |
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Layer = 02 HW -> L2 |
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Layer = 04 L3 -> L2 |
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Layer = 08 L2 -> L3 |
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* Layer = FF is reserved for broadcast commands |
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*/ |
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#define MISDN_CMDMASK 0xff00 |
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#define MISDN_LAYERMASK 0x00ff |
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|
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/* generell commands */ |
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#define OPEN_CHANNEL 0x0100 |
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#define CLOSE_CHANNEL 0x0200 |
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#define CONTROL_CHANNEL 0x0300 |
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#define CHECK_DATA 0x0400 |
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/* layer 2 -> layer 1 */ |
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#define PH_ACTIVATE_REQ 0x0101 |
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#define PH_DEACTIVATE_REQ 0x0201 |
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#define PH_DATA_REQ 0x2001 |
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#define MPH_ACTIVATE_REQ 0x0501 |
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#define MPH_DEACTIVATE_REQ 0x0601 |
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#define MPH_INFORMATION_REQ 0x0701 |
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#define PH_CONTROL_REQ 0x0801 |
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/* layer 1 -> layer 2 */ |
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#define PH_ACTIVATE_IND 0x0102 |
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#define PH_ACTIVATE_CNF 0x4102 |
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#define PH_DEACTIVATE_IND 0x0202 |
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#define PH_DEACTIVATE_CNF 0x4202 |
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#define PH_DATA_IND 0x2002 |
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#define PH_DATA_E_IND 0x3002 |
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#define MPH_ACTIVATE_IND 0x0502 |
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#define MPH_DEACTIVATE_IND 0x0602 |
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#define MPH_INFORMATION_IND 0x0702 |
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#define PH_DATA_CNF 0x6002 |
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#define PH_CONTROL_IND 0x0802 |
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#define PH_CONTROL_CNF 0x4802 |
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/* layer 3 -> layer 2 */ |
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#define DL_ESTABLISH_REQ 0x1004 |
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#define DL_RELEASE_REQ 0x1104 |
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#define DL_DATA_REQ 0x3004 |
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#define DL_UNITDATA_REQ 0x3104 |
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#define DL_INFORMATION_REQ 0x0004 |
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/* layer 2 -> layer 3 */ |
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#define DL_ESTABLISH_IND 0x1008 |
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#define DL_ESTABLISH_CNF 0x5008 |
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#define DL_RELEASE_IND 0x1108 |
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#define DL_RELEASE_CNF 0x5108 |
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#define DL_DATA_IND 0x3008 |
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#define DL_UNITDATA_IND 0x3108 |
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#define DL_INFORMATION_IND 0x0008 |
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/* intern layer 2 management */ |
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#define MDL_ASSIGN_REQ 0x1804 |
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#define MDL_ASSIGN_IND 0x1904 |
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#define MDL_REMOVE_REQ 0x1A04 |
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#define MDL_REMOVE_IND 0x1B04 |
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#define MDL_STATUS_UP_IND 0x1C04 |
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#define MDL_STATUS_DOWN_IND 0x1D04 |
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#define MDL_STATUS_UI_IND 0x1E04 |
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#define MDL_ERROR_IND 0x1F04 |
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#define MDL_ERROR_RSP 0x5F04 |
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/* intern layer 2 */ |
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#define DL_TIMER200_IND 0x7004 |
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#define DL_TIMER203_IND 0x7304 |
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#define DL_INTERN_MSG 0x7804 |
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/* DL_INFORMATION_IND types */ |
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#define DL_INFO_L2_CONNECT 0x0001 |
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#define DL_INFO_L2_REMOVED 0x0002 |
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/* PH_CONTROL types */ |
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/* TOUCH TONE IS 0x20XX XX "0"..."9", "A","B","C","D","*","#" */ |
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#define DTMF_TONE_VAL 0x2000 |
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#define DTMF_TONE_MASK 0x007F |
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#define DTMF_TONE_START 0x2100 |
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#define DTMF_TONE_STOP 0x2200 |
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#define DTMF_HFC_COEF 0x4000 |
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#define DSP_CONF_JOIN 0x2403 |
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#define DSP_CONF_SPLIT 0x2404 |
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#define DSP_RECEIVE_OFF 0x2405 |
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#define DSP_RECEIVE_ON 0x2406 |
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#define DSP_ECHO_ON 0x2407 |
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#define DSP_ECHO_OFF 0x2408 |
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#define DSP_MIX_ON 0x2409 |
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#define DSP_MIX_OFF 0x240a |
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#define DSP_DELAY 0x240b |
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#define DSP_JITTER 0x240c |
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#define DSP_TXDATA_ON 0x240d |
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#define DSP_TXDATA_OFF 0x240e |
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#define DSP_TX_DEJITTER 0x240f |
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#define DSP_TX_DEJ_OFF 0x2410 |
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#define DSP_TONE_PATT_ON 0x2411 |
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#define DSP_TONE_PATT_OFF 0x2412 |
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#define DSP_VOL_CHANGE_TX 0x2413 |
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#define DSP_VOL_CHANGE_RX 0x2414 |
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#define DSP_BF_ENABLE_KEY 0x2415 |
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#define DSP_BF_DISABLE 0x2416 |
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#define DSP_BF_ACCEPT 0x2416 |
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#define DSP_BF_REJECT 0x2417 |
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#define DSP_PIPELINE_CFG 0x2418 |
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#define HFC_VOL_CHANGE_TX 0x2601 |
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#define HFC_VOL_CHANGE_RX 0x2602 |
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#define HFC_SPL_LOOP_ON 0x2603 |
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#define HFC_SPL_LOOP_OFF 0x2604 |
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/* for T30 FAX and analog modem */ |
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#define HW_MOD_FRM 0x4000 |
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#define HW_MOD_FRH 0x4001 |
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#define HW_MOD_FTM 0x4002 |
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#define HW_MOD_FTH 0x4003 |
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#define HW_MOD_FTS 0x4004 |
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#define HW_MOD_CONNECT 0x4010 |
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#define HW_MOD_OK 0x4011 |
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#define HW_MOD_NOCARR 0x4012 |
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#define HW_MOD_FCERROR 0x4013 |
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#define HW_MOD_READY 0x4014 |
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#define HW_MOD_LASTDATA 0x4015 |
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/* DSP_TONE_PATT_ON parameter */ |
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#define TONE_OFF 0x0000 |
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#define TONE_GERMAN_DIALTONE 0x0001 |
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#define TONE_GERMAN_OLDDIALTONE 0x0002 |
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#define TONE_AMERICAN_DIALTONE 0x0003 |
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#define TONE_GERMAN_DIALPBX 0x0004 |
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#define TONE_GERMAN_OLDDIALPBX 0x0005 |
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#define TONE_AMERICAN_DIALPBX 0x0006 |
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#define TONE_GERMAN_RINGING 0x0007 |
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#define TONE_GERMAN_OLDRINGING 0x0008 |
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#define TONE_AMERICAN_RINGPBX 0x000b |
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#define TONE_GERMAN_RINGPBX 0x000c |
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#define TONE_GERMAN_OLDRINGPBX 0x000d |
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#define TONE_AMERICAN_RINGING 0x000e |
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#define TONE_GERMAN_BUSY 0x000f |
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#define TONE_GERMAN_OLDBUSY 0x0010 |
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#define TONE_AMERICAN_BUSY 0x0011 |
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#define TONE_GERMAN_HANGUP 0x0012 |
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#define TONE_GERMAN_OLDHANGUP 0x0013 |
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#define TONE_AMERICAN_HANGUP 0x0014 |
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#define TONE_SPECIAL_INFO 0x0015 |
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#define TONE_GERMAN_GASSENBESETZT 0x0016 |
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#define TONE_GERMAN_AUFSCHALTTON 0x0016 |
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/* MPH_INFORMATION_IND */ |
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#define L1_SIGNAL_LOS_OFF 0x0010 |
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#define L1_SIGNAL_LOS_ON 0x0011 |
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#define L1_SIGNAL_AIS_OFF 0x0012 |
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#define L1_SIGNAL_AIS_ON 0x0013 |
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#define L1_SIGNAL_RDI_OFF 0x0014 |
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#define L1_SIGNAL_RDI_ON 0x0015 |
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#define L1_SIGNAL_SLIP_RX 0x0020 |
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#define L1_SIGNAL_SLIP_TX 0x0021 |
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/* |
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* protocol ids |
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* D channel 1-31 |
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* B channel 33 - 63 |
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*/ |
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#define ISDN_P_NONE 0 |
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#define ISDN_P_BASE 0 |
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#define ISDN_P_TE_S0 0x01 |
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#define ISDN_P_NT_S0 0x02 |
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#define ISDN_P_TE_E1 0x03 |
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#define ISDN_P_NT_E1 0x04 |
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#define ISDN_P_TE_UP0 0x05 |
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#define ISDN_P_NT_UP0 0x06 |
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#define IS_ISDN_P_TE(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_TE_E1) || \ |
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(p == ISDN_P_TE_UP0) || (p == ISDN_P_LAPD_TE)) |
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#define IS_ISDN_P_NT(p) ((p == ISDN_P_NT_S0) || (p == ISDN_P_NT_E1) || \ |
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(p == ISDN_P_NT_UP0) || (p == ISDN_P_LAPD_NT)) |
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#define IS_ISDN_P_S0(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_NT_S0)) |
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#define IS_ISDN_P_E1(p) ((p == ISDN_P_TE_E1) || (p == ISDN_P_NT_E1)) |
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#define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) || (p == ISDN_P_NT_UP0)) |
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#define ISDN_P_LAPD_TE 0x10 |
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#define ISDN_P_LAPD_NT 0x11 |
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#define ISDN_P_B_MASK 0x1f |
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#define ISDN_P_B_START 0x20 |
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#define ISDN_P_B_RAW 0x21 |
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#define ISDN_P_B_HDLC 0x22 |
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#define ISDN_P_B_X75SLP 0x23 |
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#define ISDN_P_B_L2DTMF 0x24 |
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#define ISDN_P_B_L2DSP 0x25 |
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#define ISDN_P_B_L2DSPHDLC 0x26 |
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#define ISDN_P_B_T30_FAX 0x27 |
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#define ISDN_P_B_MODEM_ASYNC 0x28 |
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#define OPTION_L2_PMX 1 |
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#define OPTION_L2_PTP 2 |
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#define OPTION_L2_FIXEDTEI 3 |
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#define OPTION_L2_CLEANUP 4 |
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#define OPTION_L1_HOLD 5 |
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/* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */ |
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#define MISDN_MAX_IDLEN 20 |
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struct mISDNhead { |
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unsigned int prim; |
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unsigned int id; |
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} __packed; |
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#define MISDN_HEADER_LEN sizeof(struct mISDNhead) |
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#define MAX_DATA_SIZE 2048 |
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#define MAX_DATA_MEM (MAX_DATA_SIZE + MISDN_HEADER_LEN) |
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#define MAX_DFRAME_LEN 260 |
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#define MISDN_ID_ADDR_MASK 0xFFFF |
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#define MISDN_ID_TEI_MASK 0xFF00 |
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#define MISDN_ID_SAPI_MASK 0x00FF |
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#define MISDN_ID_TEI_ANY 0x7F00 |
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#define MISDN_ID_ANY 0xFFFF |
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#define MISDN_ID_NONE 0xFFFE |
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#define GROUP_TEI 127 |
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#define TEI_SAPI 63 |
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#define CTRL_SAPI 0 |
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#define MISDN_MAX_CHANNEL 127 |
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#define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3) |
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#define SOL_MISDN 0 |
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struct sockaddr_mISDN { |
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sa_family_t family; |
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unsigned char dev; |
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unsigned char channel; |
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unsigned char sapi; |
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unsigned char tei; |
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}; |
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struct mISDNversion { |
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unsigned char major; |
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unsigned char minor; |
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unsigned short release; |
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}; |
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struct mISDN_devinfo { |
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u_int id; |
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u_int Dprotocols; |
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u_int Bprotocols; |
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u_int protocol; |
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u_char channelmap[MISDN_CHMAP_SIZE]; |
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u_int nrbchan; |
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char name[MISDN_MAX_IDLEN]; |
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}; |
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struct mISDN_devrename { |
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u_int id; |
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char name[MISDN_MAX_IDLEN]; /* new name */ |
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}; |
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/* MPH_INFORMATION_REQ payload */ |
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struct ph_info_ch { |
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__u32 protocol; |
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__u64 Flags; |
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}; |
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struct ph_info_dch { |
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struct ph_info_ch ch; |
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__u16 state; |
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__u16 num_bch; |
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}; |
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struct ph_info { |
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struct ph_info_dch dch; |
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struct ph_info_ch bch[]; |
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}; |
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/* timer device ioctl */ |
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#define IMADDTIMER _IOR('I', 64, int) |
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#define IMDELTIMER _IOR('I', 65, int) |
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/* socket ioctls */ |
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#define IMGETVERSION _IOR('I', 66, int) |
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#define IMGETCOUNT _IOR('I', 67, int) |
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#define IMGETDEVINFO _IOR('I', 68, int) |
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#define IMCTRLREQ _IOR('I', 69, int) |
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#define IMCLEAR_L2 _IOR('I', 70, int) |
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#define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename) |
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#define IMHOLD_L1 _IOR('I', 72, int) |
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static inline int |
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test_channelmap(u_int nr, u_char *map) |
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{ |
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if (nr <= MISDN_MAX_CHANNEL) |
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return map[nr >> 3] & (1 << (nr & 7)); |
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else |
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return 0; |
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} |
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static inline void |
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set_channelmap(u_int nr, u_char *map) |
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{ |
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map[nr >> 3] |= (1 << (nr & 7)); |
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} |
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static inline void |
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clear_channelmap(u_int nr, u_char *map) |
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{ |
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map[nr >> 3] &= ~(1 << (nr & 7)); |
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} |
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/* CONTROL_CHANNEL parameters */ |
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#define MISDN_CTRL_GETOP 0x0000 |
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#define MISDN_CTRL_LOOP 0x0001 |
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#define MISDN_CTRL_CONNECT 0x0002 |
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#define MISDN_CTRL_DISCONNECT 0x0004 |
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#define MISDN_CTRL_RX_BUFFER 0x0008 |
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#define MISDN_CTRL_PCMCONNECT 0x0010 |
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#define MISDN_CTRL_PCMDISCONNECT 0x0020 |
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#define MISDN_CTRL_SETPEER 0x0040 |
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#define MISDN_CTRL_UNSETPEER 0x0080 |
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#define MISDN_CTRL_RX_OFF 0x0100 |
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#define MISDN_CTRL_FILL_EMPTY 0x0200 |
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#define MISDN_CTRL_GETPEER 0x0400 |
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#define MISDN_CTRL_L1_TIMER3 0x0800 |
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#define MISDN_CTRL_HW_FEATURES_OP 0x2000 |
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#define MISDN_CTRL_HW_FEATURES 0x2001 |
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#define MISDN_CTRL_HFC_OP 0x4000 |
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#define MISDN_CTRL_HFC_PCM_CONN 0x4001 |
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#define MISDN_CTRL_HFC_PCM_DISC 0x4002 |
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#define MISDN_CTRL_HFC_CONF_JOIN 0x4003 |
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#define MISDN_CTRL_HFC_CONF_SPLIT 0x4004 |
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#define MISDN_CTRL_HFC_RECEIVE_OFF 0x4005 |
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#define MISDN_CTRL_HFC_RECEIVE_ON 0x4006 |
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#define MISDN_CTRL_HFC_ECHOCAN_ON 0x4007 |
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#define MISDN_CTRL_HFC_ECHOCAN_OFF 0x4008 |
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#define MISDN_CTRL_HFC_WD_INIT 0x4009 |
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#define MISDN_CTRL_HFC_WD_RESET 0x400A |
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/* special RX buffer value for MISDN_CTRL_RX_BUFFER request.p1 is the minimum |
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* buffer size request.p2 the maximum. Using MISDN_CTRL_RX_SIZE_IGNORE will |
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* not change the value, but still read back the actual stetting. |
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*/ |
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#define MISDN_CTRL_RX_SIZE_IGNORE -1 |
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/* socket options */ |
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#define MISDN_TIME_STAMP 0x0001 |
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struct mISDN_ctrl_req { |
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int op; |
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int channel; |
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int p1; |
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int p2; |
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}; |
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/* muxer options */ |
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#define MISDN_OPT_ALL 1 |
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#define MISDN_OPT_TEIMGR 2 |
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#ifdef __KERNEL__ |
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#include <linux/list.h> |
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#include <linux/skbuff.h> |
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#include <linux/net.h> |
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#include <net/sock.h> |
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#include <linux/completion.h> |
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#define DEBUG_CORE 0x000000ff |
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#define DEBUG_CORE_FUNC 0x00000002 |
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#define DEBUG_SOCKET 0x00000004 |
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#define DEBUG_MANAGER 0x00000008 |
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#define DEBUG_SEND_ERR 0x00000010 |
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#define DEBUG_MSG_THREAD 0x00000020 |
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#define DEBUG_QUEUE_FUNC 0x00000040 |
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#define DEBUG_L1 0x0000ff00 |
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#define DEBUG_L1_FSM 0x00000200 |
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#define DEBUG_L2 0x00ff0000 |
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#define DEBUG_L2_FSM 0x00020000 |
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#define DEBUG_L2_CTRL 0x00040000 |
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#define DEBUG_L2_RECV 0x00080000 |
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#define DEBUG_L2_TEI 0x00100000 |
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#define DEBUG_L2_TEIFSM 0x00200000 |
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#define DEBUG_TIMER 0x01000000 |
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#define DEBUG_CLOCK 0x02000000 |
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#define mISDN_HEAD_P(s) ((struct mISDNhead *)&s->cb[0]) |
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#define mISDN_HEAD_PRIM(s) (((struct mISDNhead *)&s->cb[0])->prim) |
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#define mISDN_HEAD_ID(s) (((struct mISDNhead *)&s->cb[0])->id) |
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/* socket states */ |
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#define MISDN_OPEN 1 |
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#define MISDN_BOUND 2 |
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#define MISDN_CLOSED 3 |
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struct mISDNchannel; |
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struct mISDNdevice; |
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struct mISDNstack; |
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struct mISDNclock; |
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struct channel_req { |
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u_int protocol; |
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struct sockaddr_mISDN adr; |
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struct mISDNchannel *ch; |
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}; |
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typedef int (ctrl_func_t)(struct mISDNchannel *, u_int, void *); |
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typedef int (send_func_t)(struct mISDNchannel *, struct sk_buff *); |
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typedef int (create_func_t)(struct channel_req *); |
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struct Bprotocol { |
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struct list_head list; |
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char *name; |
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u_int Bprotocols; |
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create_func_t *create; |
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}; |
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struct mISDNchannel { |
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struct list_head list; |
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u_int protocol; |
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u_int nr; |
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u_long opt; |
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u_int addr; |
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struct mISDNstack *st; |
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struct mISDNchannel *peer; |
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send_func_t *send; |
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send_func_t *recv; |
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ctrl_func_t *ctrl; |
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}; |
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struct mISDN_sock_list { |
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struct hlist_head head; |
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rwlock_t lock; |
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}; |
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struct mISDN_sock { |
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struct sock sk; |
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struct mISDNchannel ch; |
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u_int cmask; |
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struct mISDNdevice *dev; |
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}; |
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struct mISDNdevice { |
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struct mISDNchannel D; |
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u_int id; |
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u_int Dprotocols; |
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u_int Bprotocols; |
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u_int nrbchan; |
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u_char channelmap[MISDN_CHMAP_SIZE]; |
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struct list_head bchannels; |
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struct mISDNchannel *teimgr; |
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struct device dev; |
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}; |
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struct mISDNstack { |
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u_long status; |
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struct mISDNdevice *dev; |
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struct task_struct *thread; |
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struct completion *notify; |
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wait_queue_head_t workq; |
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struct sk_buff_head msgq; |
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struct list_head layer2; |
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struct mISDNchannel *layer1; |
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struct mISDNchannel own; |
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struct mutex lmutex; /* protect lists */ |
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struct mISDN_sock_list l1sock; |
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#ifdef MISDN_MSG_STATS |
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u_int msg_cnt; |
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u_int sleep_cnt; |
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u_int stopped_cnt; |
|
#endif |
|
}; |
|
|
|
typedef int (clockctl_func_t)(void *, int); |
|
|
|
struct mISDNclock { |
|
struct list_head list; |
|
char name[64]; |
|
int pri; |
|
clockctl_func_t *ctl; |
|
void *priv; |
|
}; |
|
|
|
/* global alloc/queue functions */ |
|
|
|
static inline struct sk_buff * |
|
mI_alloc_skb(unsigned int len, gfp_t gfp_mask) |
|
{ |
|
struct sk_buff *skb; |
|
|
|
skb = alloc_skb(len + MISDN_HEADER_LEN, gfp_mask); |
|
if (likely(skb)) |
|
skb_reserve(skb, MISDN_HEADER_LEN); |
|
return skb; |
|
} |
|
|
|
static inline struct sk_buff * |
|
_alloc_mISDN_skb(u_int prim, u_int id, u_int len, void *dp, gfp_t gfp_mask) |
|
{ |
|
struct sk_buff *skb = mI_alloc_skb(len, gfp_mask); |
|
struct mISDNhead *hh; |
|
|
|
if (!skb) |
|
return NULL; |
|
if (len) |
|
skb_put_data(skb, dp, len); |
|
hh = mISDN_HEAD_P(skb); |
|
hh->prim = prim; |
|
hh->id = id; |
|
return skb; |
|
} |
|
|
|
static inline void |
|
_queue_data(struct mISDNchannel *ch, u_int prim, |
|
u_int id, u_int len, void *dp, gfp_t gfp_mask) |
|
{ |
|
struct sk_buff *skb; |
|
|
|
if (!ch->peer) |
|
return; |
|
skb = _alloc_mISDN_skb(prim, id, len, dp, gfp_mask); |
|
if (!skb) |
|
return; |
|
if (ch->recv(ch->peer, skb)) |
|
dev_kfree_skb(skb); |
|
} |
|
|
|
/* global register/unregister functions */ |
|
|
|
extern int mISDN_register_device(struct mISDNdevice *, |
|
struct device *parent, char *name); |
|
extern void mISDN_unregister_device(struct mISDNdevice *); |
|
extern int mISDN_register_Bprotocol(struct Bprotocol *); |
|
extern void mISDN_unregister_Bprotocol(struct Bprotocol *); |
|
extern struct mISDNclock *mISDN_register_clock(char *, int, clockctl_func_t *, |
|
void *); |
|
extern void mISDN_unregister_clock(struct mISDNclock *); |
|
|
|
static inline struct mISDNdevice *dev_to_mISDN(struct device *dev) |
|
{ |
|
if (dev) |
|
return dev_get_drvdata(dev); |
|
else |
|
return NULL; |
|
} |
|
|
|
extern void set_channel_address(struct mISDNchannel *, u_int, u_int); |
|
extern void mISDN_clock_update(struct mISDNclock *, int, ktime_t *); |
|
extern unsigned short mISDN_clock_get(void); |
|
extern const char *mISDNDevName4ch(struct mISDNchannel *); |
|
|
|
#endif /* __KERNEL__ */ |
|
#endif /* mISDNIF_H */
|
|
|