[net-next-2.6.git] / include / linux / mISDNif.h

/*
 *
 * Author	Karsten Keil <kkeil@novell.com>
 *
 * Copyright 2008  by Karsten Keil <kkeil@novell.com>
 *
 * This code is free software; you can redistribute it and/or modify
 * it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE
 * version 2.1 as published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU LESSER GENERAL PUBLIC LICENSE for more details.
 *
 */

#ifndef mISDNIF_H
#define mISDNIF_H

#include <stdarg.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/socket.h>

/*
 * ABI Version 32 bit
 *
 * <8 bit> Major version
 *		- changed if any interface become backwards incompatible
 *
 * <8 bit> Minor version
 *              - changed if any interface is extended but backwards compatible
 *
 * <16 bit> Release number
 *              - should be incremented on every checkin
 */
#define	MISDN_MAJOR_VERSION	1
#define	MISDN_MINOR_VERSION	1
#define MISDN_RELEASE		21

/* primitives for information exchange
 * generell format
 * <16  bit  0 >
 * <8  bit command>
 *    BIT 8 = 1 LAYER private
 *    BIT 7 = 1 answer
 *    BIT 6 = 1 DATA
 * <8  bit target layer mask>
 *
 * Layer = 00 is reserved for general commands
   Layer = 01  L2 -> HW
   Layer = 02  HW -> L2
   Layer = 04  L3 -> L2
   Layer = 08  L2 -> L3
 * Layer = FF is reserved for broadcast commands
 */

#define MISDN_CMDMASK		0xff00
#define MISDN_LAYERMASK		0x00ff

/* generell commands */
#define OPEN_CHANNEL		0x0100
#define CLOSE_CHANNEL		0x0200
#define CONTROL_CHANNEL		0x0300
#define CHECK_DATA		0x0400

/* layer 2 -> layer 1 */
#define PH_ACTIVATE_REQ		0x0101
#define PH_DEACTIVATE_REQ	0x0201
#define PH_DATA_REQ		0x2001
#define MPH_ACTIVATE_REQ	0x0501
#define MPH_DEACTIVATE_REQ	0x0601
#define MPH_INFORMATION_REQ	0x0701
#define PH_CONTROL_REQ		0x0801

/* layer 1 -> layer 2 */
#define PH_ACTIVATE_IND		0x0102
#define PH_ACTIVATE_CNF		0x4102
#define PH_DEACTIVATE_IND	0x0202
#define PH_DEACTIVATE_CNF	0x4202
#define PH_DATA_IND		0x2002
#define PH_DATA_E_IND		0x3002
#define MPH_ACTIVATE_IND	0x0502
#define MPH_DEACTIVATE_IND	0x0602
#define MPH_INFORMATION_IND	0x0702
#define PH_DATA_CNF		0x6002
#define PH_CONTROL_IND		0x0802
#define PH_CONTROL_CNF		0x4802

/* layer 3 -> layer 2 */
#define DL_ESTABLISH_REQ	0x1004
#define DL_RELEASE_REQ		0x1104
#define DL_DATA_REQ		0x3004
#define DL_UNITDATA_REQ		0x3104
#define DL_INFORMATION_REQ	0x0004

/* layer 2 -> layer 3 */
#define DL_ESTABLISH_IND	0x1008
#define DL_ESTABLISH_CNF	0x5008
#define DL_RELEASE_IND		0x1108
#define DL_RELEASE_CNF		0x5108
#define DL_DATA_IND		0x3008
#define DL_UNITDATA_IND		0x3108
#define DL_INFORMATION_IND	0x0008

/* intern layer 2 management */
#define MDL_ASSIGN_REQ		0x1804
#define MDL_ASSIGN_IND		0x1904
#define MDL_REMOVE_REQ		0x1A04
#define MDL_REMOVE_IND		0x1B04
#define MDL_STATUS_UP_IND	0x1C04
#define MDL_STATUS_DOWN_IND	0x1D04
#define MDL_STATUS_UI_IND	0x1E04
#define MDL_ERROR_IND		0x1F04
#define MDL_ERROR_RSP		0x5F04

/* DL_INFORMATION_IND types */
#define DL_INFO_L2_CONNECT	0x0001
#define DL_INFO_L2_REMOVED	0x0002

/* PH_CONTROL types */
/* TOUCH TONE IS 0x20XX  XX "0"..."9", "A","B","C","D","*","#" */
#define DTMF_TONE_VAL		0x2000
#define DTMF_TONE_MASK		0x007F
#define DTMF_TONE_START		0x2100
#define DTMF_TONE_STOP		0x2200
#define DTMF_HFC_COEF		0x4000
#define DSP_CONF_JOIN		0x2403
#define DSP_CONF_SPLIT		0x2404
#define DSP_RECEIVE_OFF		0x2405
#define DSP_RECEIVE_ON		0x2406
#define DSP_ECHO_ON		0x2407
#define DSP_ECHO_OFF		0x2408
#define DSP_MIX_ON		0x2409
#define DSP_MIX_OFF		0x240a
#define DSP_DELAY		0x240b
#define DSP_JITTER		0x240c
#define DSP_TXDATA_ON		0x240d
#define DSP_TXDATA_OFF		0x240e
#define DSP_TX_DEJITTER		0x240f
#define DSP_TX_DEJ_OFF		0x2410
#define DSP_TONE_PATT_ON	0x2411
#define DSP_TONE_PATT_OFF	0x2412
#define DSP_VOL_CHANGE_TX	0x2413
#define DSP_VOL_CHANGE_RX	0x2414
#define DSP_BF_ENABLE_KEY	0x2415
#define DSP_BF_DISABLE		0x2416
#define DSP_BF_ACCEPT		0x2416
#define DSP_BF_REJECT		0x2417
#define DSP_PIPELINE_CFG	0x2418
#define HFC_VOL_CHANGE_TX	0x2601
#define HFC_VOL_CHANGE_RX	0x2602
#define HFC_SPL_LOOP_ON		0x2603
#define HFC_SPL_LOOP_OFF	0x2604
/* for T30 FAX and analog modem */
#define HW_MOD_FRM		0x4000
#define HW_MOD_FRH		0x4001
#define HW_MOD_FTM		0x4002
#define HW_MOD_FTH		0x4003
#define HW_MOD_FTS		0x4004
#define HW_MOD_CONNECT		0x4010
#define HW_MOD_OK		0x4011
#define HW_MOD_NOCARR		0x4012
#define HW_MOD_FCERROR		0x4013
#define HW_MOD_READY		0x4014
#define HW_MOD_LASTDATA		0x4015

/* DSP_TONE_PATT_ON parameter */
#define TONE_OFF			0x0000
#define TONE_GERMAN_DIALTONE		0x0001
#define TONE_GERMAN_OLDDIALTONE		0x0002
#define TONE_AMERICAN_DIALTONE		0x0003
#define TONE_GERMAN_DIALPBX		0x0004
#define TONE_GERMAN_OLDDIALPBX		0x0005
#define TONE_AMERICAN_DIALPBX		0x0006
#define TONE_GERMAN_RINGING		0x0007
#define TONE_GERMAN_OLDRINGING		0x0008
#define TONE_AMERICAN_RINGPBX		0x000b
#define TONE_GERMAN_RINGPBX		0x000c
#define TONE_GERMAN_OLDRINGPBX		0x000d
#define TONE_AMERICAN_RINGING		0x000e
#define TONE_GERMAN_BUSY		0x000f
#define TONE_GERMAN_OLDBUSY		0x0010
#define TONE_AMERICAN_BUSY		0x0011
#define TONE_GERMAN_HANGUP		0x0012
#define TONE_GERMAN_OLDHANGUP		0x0013
#define TONE_AMERICAN_HANGUP		0x0014
#define TONE_SPECIAL_INFO		0x0015
#define TONE_GERMAN_GASSENBESETZT	0x0016
#define TONE_GERMAN_AUFSCHALTTON	0x0016

/* MPH_INFORMATION_IND */
#define L1_SIGNAL_LOS_OFF	0x0010
#define L1_SIGNAL_LOS_ON	0x0011
#define L1_SIGNAL_AIS_OFF	0x0012
#define L1_SIGNAL_AIS_ON	0x0013
#define L1_SIGNAL_RDI_OFF	0x0014
#define L1_SIGNAL_RDI_ON	0x0015
#define L1_SIGNAL_SLIP_RX	0x0020
#define L1_SIGNAL_SLIP_TX	0x0021

/*
 * protocol ids
 * D channel 1-31
 * B channel 33 - 63
 */

#define ISDN_P_NONE		0
#define ISDN_P_BASE		0
#define ISDN_P_TE_S0		0x01
#define ISDN_P_NT_S0  		0x02
#define ISDN_P_TE_E1		0x03
#define ISDN_P_NT_E1  		0x04
#define ISDN_P_TE_UP0		0x05
#define ISDN_P_NT_UP0		0x06

#define IS_ISDN_P_TE(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_TE_E1) || \
				(p == ISDN_P_TE_UP0) || (p == ISDN_P_LAPD_TE))
#define IS_ISDN_P_NT(p) ((p == ISDN_P_NT_S0) || (p == ISDN_P_NT_E1) || \
				(p == ISDN_P_NT_UP0) || (p == ISDN_P_LAPD_NT))
#define IS_ISDN_P_S0(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_NT_S0))
#define IS_ISDN_P_E1(p) ((p == ISDN_P_TE_E1) || (p == ISDN_P_NT_E1))
#define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) || (p == ISDN_P_NT_UP0))


#define ISDN_P_LAPD_TE		0x10
#define	ISDN_P_LAPD_NT		0x11

#define ISDN_P_B_MASK		0x1f
#define ISDN_P_B_START		0x20

#define ISDN_P_B_RAW		0x21
#define ISDN_P_B_HDLC		0x22
#define ISDN_P_B_X75SLP		0x23
#define ISDN_P_B_L2DTMF		0x24
#define ISDN_P_B_L2DSP		0x25
#define ISDN_P_B_L2DSPHDLC	0x26
#define ISDN_P_B_T30_FAX	0x27
#define ISDN_P_B_MODEM_ASYNC	0x28

#define OPTION_L2_PMX		1
#define OPTION_L2_PTP		2
#define OPTION_L2_FIXEDTEI	3
#define OPTION_L2_CLEANUP	4
#define OPTION_L1_HOLD		5

/* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */
#define MISDN_MAX_IDLEN		20

struct mISDNhead {
	unsigned int	prim;
	unsigned int	id;
}  __packed;

#define MISDN_HEADER_LEN	sizeof(struct mISDNhead)
#define MAX_DATA_SIZE		2048
#define MAX_DATA_MEM		(MAX_DATA_SIZE + MISDN_HEADER_LEN)
#define MAX_DFRAME_LEN		260

#define MISDN_ID_ADDR_MASK	0xFFFF
#define MISDN_ID_TEI_MASK	0xFF00
#define MISDN_ID_SAPI_MASK	0x00FF
#define MISDN_ID_TEI_ANY	0x7F00

#define MISDN_ID_ANY		0xFFFF
#define MISDN_ID_NONE		0xFFFE

#define GROUP_TEI		127
#define TEI_SAPI		63
#define CTRL_SAPI		0

#define MISDN_MAX_CHANNEL	127
#define MISDN_CHMAP_SIZE	((MISDN_MAX_CHANNEL + 1) >> 3)

#define SOL_MISDN	0

struct sockaddr_mISDN {
	sa_family_t    family;
	unsigned char	dev;
	unsigned char	channel;
	unsigned char	sapi;
	unsigned char	tei;
};

struct mISDNversion {
	unsigned char	major;
	unsigned char	minor;
	unsigned short	release;
};

struct mISDN_devinfo {
	u_int			id;
	u_int			Dprotocols;
	u_int			Bprotocols;
	u_int			protocol;
	u_char			channelmap[MISDN_CHMAP_SIZE];
	u_int			nrbchan;
	char			name[MISDN_MAX_IDLEN];
};

struct mISDN_devrename {
	u_int			id;
	char			name[MISDN_MAX_IDLEN]; /* new name */
};

/* MPH_INFORMATION_REQ payload */
struct ph_info_ch {
	__u32 protocol;
	__u64 Flags;
};

struct ph_info_dch {
	struct ph_info_ch ch;
	__u16 state;
	__u16 num_bch;
};

struct ph_info {
	struct ph_info_dch dch;
	struct ph_info_ch  bch[];
};

/* timer device ioctl */
#define IMADDTIMER	_IOR('I', 64, int)
#define IMDELTIMER	_IOR('I', 65, int)

/* socket ioctls */
#define	IMGETVERSION	_IOR('I', 66, int)
#define	IMGETCOUNT	_IOR('I', 67, int)
#define IMGETDEVINFO	_IOR('I', 68, int)
#define IMCTRLREQ	_IOR('I', 69, int)
#define IMCLEAR_L2	_IOR('I', 70, int)
#define IMSETDEVNAME	_IOR('I', 71, struct mISDN_devrename)
#define IMHOLD_L1	_IOR('I', 72, int)

static inline int
test_channelmap(u_int nr, u_char *map)
{
	if (nr <= MISDN_MAX_CHANNEL)
		return map[nr >> 3] & (1 << (nr & 7));
	else
		return 0;
}

static inline void
set_channelmap(u_int nr, u_char *map)
{
	map[nr >> 3] |= (1 << (nr & 7));
}

static inline void
clear_channelmap(u_int nr, u_char *map)
{
	map[nr >> 3] &= ~(1 << (nr & 7));
}

/* CONTROL_CHANNEL parameters */
#define MISDN_CTRL_GETOP		0x0000
#define MISDN_CTRL_LOOP			0x0001
#define MISDN_CTRL_CONNECT		0x0002
#define MISDN_CTRL_DISCONNECT		0x0004
#define MISDN_CTRL_PCMCONNECT		0x0010
#define MISDN_CTRL_PCMDISCONNECT	0x0020
#define MISDN_CTRL_SETPEER		0x0040
#define MISDN_CTRL_UNSETPEER		0x0080
#define MISDN_CTRL_RX_OFF		0x0100
#define MISDN_CTRL_FILL_EMPTY		0x0200
#define MISDN_CTRL_GETPEER		0x0400
#define MISDN_CTRL_HW_FEATURES_OP	0x2000
#define MISDN_CTRL_HW_FEATURES		0x2001
#define MISDN_CTRL_HFC_OP		0x4000
#define MISDN_CTRL_HFC_PCM_CONN		0x4001
#define MISDN_CTRL_HFC_PCM_DISC		0x4002
#define MISDN_CTRL_HFC_CONF_JOIN	0x4003
#define MISDN_CTRL_HFC_CONF_SPLIT	0x4004
#define MISDN_CTRL_HFC_RECEIVE_OFF	0x4005
#define MISDN_CTRL_HFC_RECEIVE_ON	0x4006
#define MISDN_CTRL_HFC_ECHOCAN_ON 	0x4007
#define MISDN_CTRL_HFC_ECHOCAN_OFF 	0x4008
#define MISDN_CTRL_HFC_WD_INIT		0x4009
#define MISDN_CTRL_HFC_WD_RESET		0x400A

/* socket options */
#define MISDN_TIME_STAMP		0x0001

struct mISDN_ctrl_req {
	int		op;
	int		channel;
	int		p1;
	int		p2;
};

/* muxer options */
#define MISDN_OPT_ALL		1
#define MISDN_OPT_TEIMGR	2

#ifdef __KERNEL__
#include <linux/list.h>
#include <linux/skbuff.h>
#include <linux/net.h>
#include <net/sock.h>
#include <linux/completion.h>

#define DEBUG_CORE		0x000000ff
#define DEBUG_CORE_FUNC		0x00000002
#define DEBUG_SOCKET		0x00000004
#define DEBUG_MANAGER		0x00000008
#define DEBUG_SEND_ERR		0x00000010
#define DEBUG_MSG_THREAD	0x00000020
#define DEBUG_QUEUE_FUNC	0x00000040
#define DEBUG_L1		0x0000ff00
#define DEBUG_L1_FSM		0x00000200
#define DEBUG_L2		0x00ff0000
#define DEBUG_L2_FSM		0x00020000
#define DEBUG_L2_CTRL		0x00040000
#define DEBUG_L2_RECV		0x00080000
#define DEBUG_L2_TEI		0x00100000
#define DEBUG_L2_TEIFSM		0x00200000
#define DEBUG_TIMER		0x01000000
#define DEBUG_CLOCK		0x02000000

#define mISDN_HEAD_P(s)		((struct mISDNhead *)&s->cb[0])
#define mISDN_HEAD_PRIM(s)	(((struct mISDNhead *)&s->cb[0])->prim)
#define mISDN_HEAD_ID(s)	(((struct mISDNhead *)&s->cb[0])->id)

/* socket states */
#define MISDN_OPEN	1
#define MISDN_BOUND	2
#define MISDN_CLOSED	3

struct mISDNchannel;
struct mISDNdevice;
struct mISDNstack;
struct mISDNclock;

struct channel_req {
	u_int			protocol;
	struct sockaddr_mISDN	adr;
	struct mISDNchannel	*ch;
};

typedef	int	(ctrl_func_t)(struct mISDNchannel *, u_int, void *);
typedef	int	(send_func_t)(struct mISDNchannel *, struct sk_buff *);
typedef int	(create_func_t)(struct channel_req *);

struct Bprotocol {
	struct list_head	list;
	char			*name;
	u_int			Bprotocols;
	create_func_t		*create;
};

struct mISDNchannel {
	struct list_head	list;
	u_int			protocol;
	u_int			nr;
	u_long			opt;
	u_int			addr;
	struct mISDNstack	*st;
	struct mISDNchannel	*peer;
	send_func_t		*send;
	send_func_t		*recv;
	ctrl_func_t		*ctrl;
};

struct mISDN_sock_list {
	struct hlist_head	head;
	rwlock_t		lock;
};

struct mISDN_sock {
	struct sock		sk;
	struct mISDNchannel	ch;
	u_int			cmask;
	struct mISDNdevice	*dev;
};


struct mISDNdevice {
	struct mISDNchannel	D;
	u_int			id;
	u_int			Dprotocols;
	u_int			Bprotocols;
	u_int			nrbchan;
	u_char			channelmap[MISDN_CHMAP_SIZE];
	struct list_head	bchannels;
	struct mISDNchannel	*teimgr;
	struct device		dev;
};

struct mISDNstack {
	u_long			status;
	struct mISDNdevice	*dev;
	struct task_struct	*thread;
	struct completion	*notify;
	wait_queue_head_t	workq;
	struct sk_buff_head	msgq;
	struct list_head	layer2;
	struct mISDNchannel	*layer1;
	struct mISDNchannel	own;
	struct mutex		lmutex; /* protect lists */
	struct mISDN_sock_list	l1sock;
#ifdef MISDN_MSG_STATS
	u_int			msg_cnt;
	u_int			sleep_cnt;
	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)
		memcpy(skb_put(skb, len), 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, struct timeval *);
extern unsigned short mISDN_clock_get(void);

#endif /* __KERNEL__ */
#endif /* mISDNIF_H */
Commit	Line	Data
1b2b03f8 KK	1	/*
	2	*
	3	* Author Karsten Keil <kkeil@novell.com>
	4	*
	5	* Copyright 2008 by Karsten Keil <kkeil@novell.com>
	6	*
	7	* This code is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE
	9	* version 2.1 as published by the Free Software Foundation.
	10	*
	11	* This code is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU LESSER GENERAL PUBLIC LICENSE for more details.
	15	*
	16	*/
	17
	18	#ifndef mISDNIF_H
	19	#define mISDNIF_H
	20
	21	#include <stdarg.h>
	22	#include <linux/types.h>
	23	#include <linux/errno.h>
	24	#include <linux/socket.h>
	25
	26	/*
	27	* ABI Version 32 bit
	28	*
	29	* <8 bit> Major version
	30	* - changed if any interface become backwards incompatible
	31	*
	32	* <8 bit> Minor version
	33	* - changed if any interface is extended but backwards compatible
	34	*
	35	* <16 bit> Release number
	36	* - should be incremented on every checkin
	37	*/
	38	#define MISDN_MAJOR_VERSION 1
8b6015f7	39	#define MISDN_MINOR_VERSION 1
da2272c9	40	#define MISDN_RELEASE 21
1b2b03f8 KK	41
	42	/* primitives for information exchange
	43	* generell format
	44	* <16 bit 0 >
	45	* <8 bit command>
	46	* BIT 8 = 1 LAYER private
	47	* BIT 7 = 1 answer
	48	* BIT 6 = 1 DATA
	49	* <8 bit target layer mask>
	50	*
	51	* Layer = 00 is reserved for general commands
	52	Layer = 01 L2 -> HW
	53	Layer = 02 HW -> L2
	54	Layer = 04 L3 -> L2
	55	Layer = 08 L2 -> L3
	56	* Layer = FF is reserved for broadcast commands
	57	*/
	58
	59	#define MISDN_CMDMASK 0xff00
	60	#define MISDN_LAYERMASK 0x00ff
	61
	62	/* generell commands */
	63	#define OPEN_CHANNEL 0x0100
	64	#define CLOSE_CHANNEL 0x0200
	65	#define CONTROL_CHANNEL 0x0300
	66	#define CHECK_DATA 0x0400
	67
	68	/* layer 2 -> layer 1 */
	69	#define PH_ACTIVATE_REQ 0x0101
	70	#define PH_DEACTIVATE_REQ 0x0201
	71	#define PH_DATA_REQ 0x2001
	72	#define MPH_ACTIVATE_REQ 0x0501
	73	#define MPH_DEACTIVATE_REQ 0x0601
	74	#define MPH_INFORMATION_REQ 0x0701
	75	#define PH_CONTROL_REQ 0x0801
	76
	77	/* layer 1 -> layer 2 */
	78	#define PH_ACTIVATE_IND 0x0102
	79	#define PH_ACTIVATE_CNF 0x4102
	80	#define PH_DEACTIVATE_IND 0x0202
	81	#define PH_DEACTIVATE_CNF 0x4202
	82	#define PH_DATA_IND 0x2002
1f28fa19	83	#define PH_DATA_E_IND 0x3002
1b2b03f8 KK	84	#define MPH_ACTIVATE_IND 0x0502
	85	#define MPH_DEACTIVATE_IND 0x0602
	86	#define MPH_INFORMATION_IND 0x0702
	87	#define PH_DATA_CNF 0x6002
	88	#define PH_CONTROL_IND 0x0802
	89	#define PH_CONTROL_CNF 0x4802
	90
	91	/* layer 3 -> layer 2 */
	92	#define DL_ESTABLISH_REQ 0x1004
	93	#define DL_RELEASE_REQ 0x1104
	94	#define DL_DATA_REQ 0x3004
	95	#define DL_UNITDATA_REQ 0x3104
	96	#define DL_INFORMATION_REQ 0x0004
	97
	98	/* layer 2 -> layer 3 */
	99	#define DL_ESTABLISH_IND 0x1008
	100	#define DL_ESTABLISH_CNF 0x5008
	101	#define DL_RELEASE_IND 0x1108
	102	#define DL_RELEASE_CNF 0x5108
	103	#define DL_DATA_IND 0x3008
	104	#define DL_UNITDATA_IND 0x3108
	105	#define DL_INFORMATION_IND 0x0008
	106
3dbda77e	107	/* intern layer 2 management */
1b2b03f8 KK	108	#define MDL_ASSIGN_REQ 0x1804
	109	#define MDL_ASSIGN_IND 0x1904
	110	#define MDL_REMOVE_REQ 0x1A04
	111	#define MDL_REMOVE_IND 0x1B04
	112	#define MDL_STATUS_UP_IND 0x1C04
	113	#define MDL_STATUS_DOWN_IND 0x1D04
	114	#define MDL_STATUS_UI_IND 0x1E04
	115	#define MDL_ERROR_IND 0x1F04
	116	#define MDL_ERROR_RSP 0x5F04
	117
	118	/* DL_INFORMATION_IND types */
	119	#define DL_INFO_L2_CONNECT 0x0001
	120	#define DL_INFO_L2_REMOVED 0x0002
	121
	122	/* PH_CONTROL types */
	123	/* TOUCH TONE IS 0x20XX XX "0"..."9", "A","B","C","D","","#" /
	124	#define DTMF_TONE_VAL 0x2000
	125	#define DTMF_TONE_MASK 0x007F
	126	#define DTMF_TONE_START 0x2100
	127	#define DTMF_TONE_STOP 0x2200
	128	#define DTMF_HFC_COEF 0x4000
	129	#define DSP_CONF_JOIN 0x2403
	130	#define DSP_CONF_SPLIT 0x2404
	131	#define DSP_RECEIVE_OFF 0x2405
	132	#define DSP_RECEIVE_ON 0x2406
	133	#define DSP_ECHO_ON 0x2407
	134	#define DSP_ECHO_OFF 0x2408
	135	#define DSP_MIX_ON 0x2409
	136	#define DSP_MIX_OFF 0x240a
	137	#define DSP_DELAY 0x240b
	138	#define DSP_JITTER 0x240c
	139	#define DSP_TXDATA_ON 0x240d
	140	#define DSP_TXDATA_OFF 0x240e
	141	#define DSP_TX_DEJITTER 0x240f
	142	#define DSP_TX_DEJ_OFF 0x2410
	143	#define DSP_TONE_PATT_ON 0x2411
	144	#define DSP_TONE_PATT_OFF 0x2412
	145	#define DSP_VOL_CHANGE_TX 0x2413
	146	#define DSP_VOL_CHANGE_RX 0x2414
	147	#define DSP_BF_ENABLE_KEY 0x2415
	148	#define DSP_BF_DISABLE 0x2416
	149	#define DSP_BF_ACCEPT 0x2416
	150	#define DSP_BF_REJECT 0x2417
	151	#define DSP_PIPELINE_CFG 0x2418
	152	#define HFC_VOL_CHANGE_TX 0x2601
	153	#define HFC_VOL_CHANGE_RX 0x2602
	154	#define HFC_SPL_LOOP_ON 0x2603
	155	#define HFC_SPL_LOOP_OFF 0x2604
da2272c9 KK	156	/* for T30 FAX and analog modem */
	157	#define HW_MOD_FRM 0x4000
	158	#define HW_MOD_FRH 0x4001
	159	#define HW_MOD_FTM 0x4002
	160	#define HW_MOD_FTH 0x4003
	161	#define HW_MOD_FTS 0x4004
	162	#define HW_MOD_CONNECT 0x4010
	163	#define HW_MOD_OK 0x4011
	164	#define HW_MOD_NOCARR 0x4012
	165	#define HW_MOD_FCERROR 0x4013
	166	#define HW_MOD_READY 0x4014
	167	#define HW_MOD_LASTDATA 0x4015
1b2b03f8 KK	168
	169	/* DSP_TONE_PATT_ON parameter */
	170	#define TONE_OFF 0x0000
	171	#define TONE_GERMAN_DIALTONE 0x0001
	172	#define TONE_GERMAN_OLDDIALTONE 0x0002
	173	#define TONE_AMERICAN_DIALTONE 0x0003
	174	#define TONE_GERMAN_DIALPBX 0x0004
	175	#define TONE_GERMAN_OLDDIALPBX 0x0005
	176	#define TONE_AMERICAN_DIALPBX 0x0006
	177	#define TONE_GERMAN_RINGING 0x0007
	178	#define TONE_GERMAN_OLDRINGING 0x0008
	179	#define TONE_AMERICAN_RINGPBX 0x000b
	180	#define TONE_GERMAN_RINGPBX 0x000c
	181	#define TONE_GERMAN_OLDRINGPBX 0x000d
	182	#define TONE_AMERICAN_RINGING 0x000e
	183	#define TONE_GERMAN_BUSY 0x000f
	184	#define TONE_GERMAN_OLDBUSY 0x0010
	185	#define TONE_AMERICAN_BUSY 0x0011
	186	#define TONE_GERMAN_HANGUP 0x0012
	187	#define TONE_GERMAN_OLDHANGUP 0x0013
	188	#define TONE_AMERICAN_HANGUP 0x0014
	189	#define TONE_SPECIAL_INFO 0x0015
	190	#define TONE_GERMAN_GASSENBESETZT 0x0016
	191	#define TONE_GERMAN_AUFSCHALTTON 0x0016
	192
	193	/* MPH_INFORMATION_IND */
	194	#define L1_SIGNAL_LOS_OFF 0x0010
	195	#define L1_SIGNAL_LOS_ON 0x0011
	196	#define L1_SIGNAL_AIS_OFF 0x0012
	197	#define L1_SIGNAL_AIS_ON 0x0013
	198	#define L1_SIGNAL_RDI_OFF 0x0014
	199	#define L1_SIGNAL_RDI_ON 0x0015
	200	#define L1_SIGNAL_SLIP_RX 0x0020
	201	#define L1_SIGNAL_SLIP_TX 0x0021
	202
	203	/*
	204	* protocol ids
	205	* D channel 1-31
	206	* B channel 33 - 63
	207	*/
	208
	209	#define ISDN_P_NONE 0
	210	#define ISDN_P_BASE 0
	211	#define ISDN_P_TE_S0 0x01
	212	#define ISDN_P_NT_S0 0x02
	213	#define ISDN_P_TE_E1 0x03
	214	#define ISDN_P_NT_E1 0x04
02282eee MB	215	#define ISDN_P_TE_UP0 0x05
	216	#define ISDN_P_NT_UP0 0x06
	217
	218	#define IS_ISDN_P_TE(p) ((p == ISDN_P_TE_S0) \|\| (p == ISDN_P_TE_E1) \|\| \
1b4d3312	219	(p == ISDN_P_TE_UP0) \|\| (p == ISDN_P_LAPD_TE))
02282eee	220	#define IS_ISDN_P_NT(p) ((p == ISDN_P_NT_S0) \|\| (p == ISDN_P_NT_E1) \|\| \
1b4d3312	221	(p == ISDN_P_NT_UP0) \|\| (p == ISDN_P_LAPD_NT))
02282eee MB	222	#define IS_ISDN_P_S0(p) ((p == ISDN_P_TE_S0) \|\| (p == ISDN_P_NT_S0))
	223	#define IS_ISDN_P_E1(p) ((p == ISDN_P_TE_E1) \|\| (p == ISDN_P_NT_E1))
	224	#define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) \|\| (p == ISDN_P_NT_UP0))
	225
	226
1b2b03f8 KK	227	#define ISDN_P_LAPD_TE 0x10
	228	#define ISDN_P_LAPD_NT 0x11
	229
	230	#define ISDN_P_B_MASK 0x1f
	231	#define ISDN_P_B_START 0x20
	232
	233	#define ISDN_P_B_RAW 0x21
	234	#define ISDN_P_B_HDLC 0x22
	235	#define ISDN_P_B_X75SLP 0x23
	236	#define ISDN_P_B_L2DTMF 0x24
	237	#define ISDN_P_B_L2DSP 0x25
	238	#define ISDN_P_B_L2DSPHDLC 0x26
da2272c9 KK	239	#define ISDN_P_B_T30_FAX 0x27
da2272c9 KK	240	#define ISDN_P_B_MODEM_ASYNC 0x28
1b2b03f8 KK	241
	242	#define OPTION_L2_PMX 1
	243	#define OPTION_L2_PTP 2
	244	#define OPTION_L2_FIXEDTEI 3
	245	#define OPTION_L2_CLEANUP 4
e73f6b22	246	#define OPTION_L1_HOLD 5
1b2b03f8 KK	247
	248	/* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */
	249	#define MISDN_MAX_IDLEN 20
	250
	251	struct mISDNhead {
	252	unsigned int prim;
	253	unsigned int id;
bc10502d	254	} __packed;
1b2b03f8 KK	255
	256	#define MISDN_HEADER_LEN sizeof(struct mISDNhead)
	257	#define MAX_DATA_SIZE 2048
	258	#define MAX_DATA_MEM (MAX_DATA_SIZE + MISDN_HEADER_LEN)
	259	#define MAX_DFRAME_LEN 260
	260
	261	#define MISDN_ID_ADDR_MASK 0xFFFF
	262	#define MISDN_ID_TEI_MASK 0xFF00
	263	#define MISDN_ID_SAPI_MASK 0x00FF
	264	#define MISDN_ID_TEI_ANY 0x7F00
	265
	266	#define MISDN_ID_ANY 0xFFFF
	267	#define MISDN_ID_NONE 0xFFFE
	268
	269	#define GROUP_TEI 127
	270	#define TEI_SAPI 63
	271	#define CTRL_SAPI 0
	272
ff4cc1de KK	273	#define MISDN_MAX_CHANNEL 127
ff4cc1de KK	274	#define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3)
1b2b03f8 KK	275
	276	#define SOL_MISDN 0
	277
	278	struct sockaddr_mISDN {
	279	sa_family_t family;
	280	unsigned char dev;
	281	unsigned char channel;
	282	unsigned char sapi;
	283	unsigned char tei;
	284	};
	285
1b2b03f8 KK	286	struct mISDNversion {
	287	unsigned char major;
	288	unsigned char minor;
	289	unsigned short release;
	290	};
	291
	292	struct mISDN_devinfo {
	293	u_int id;
	294	u_int Dprotocols;
	295	u_int Bprotocols;
	296	u_int protocol;
ff4cc1de	297	u_char channelmap[MISDN_CHMAP_SIZE];
1b2b03f8 KK	298	u_int nrbchan;
	299	char name[MISDN_MAX_IDLEN];
	300	};
	301
8b6015f7 MU	302	struct mISDN_devrename {
	303	u_int id;
	304	char name[MISDN_MAX_IDLEN]; /* new name */
	305	};
	306
3f75e84a MB	307	/* MPH_INFORMATION_REQ payload */
3f75e84a MB	308	struct ph_info_ch {
eac74af9 KK	309	__u32 protocol;
eac74af9 KK	310	__u64 Flags;
3f75e84a MB	311	};
	312
	313	struct ph_info_dch {
eac74af9 KK	314	struct ph_info_ch ch;
	315	__u16 state;
	316	__u16 num_bch;
3f75e84a MB	317	};
	318
	319	struct ph_info {
eac74af9 KK	320	struct ph_info_dch dch;
eac74af9 KK	321	struct ph_info_ch bch[];
3f75e84a MB	322	};
3f75e84a MB	323
8b6015f7 MU	324	/* timer device ioctl */
	325	#define IMADDTIMER _IOR('I', 64, int)
	326	#define IMDELTIMER _IOR('I', 65, int)
	327
	328	/* socket ioctls */
	329	#define IMGETVERSION _IOR('I', 66, int)
	330	#define IMGETCOUNT _IOR('I', 67, int)
	331	#define IMGETDEVINFO _IOR('I', 68, int)
	332	#define IMCTRLREQ _IOR('I', 69, int)
	333	#define IMCLEAR_L2 _IOR('I', 70, int)
	334	#define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename)
e73f6b22	335	#define IMHOLD_L1 _IOR('I', 72, int)
8b6015f7	336
ff4cc1de KK	337	static inline int
	338	test_channelmap(u_int nr, u_char *map)
	339	{
	340	if (nr <= MISDN_MAX_CHANNEL)
	341	return map[nr >> 3] & (1 << (nr & 7));
	342	else
	343	return 0;
	344	}
	345
	346	static inline void
	347	set_channelmap(u_int nr, u_char *map)
	348	{
	349	map[nr >> 3] \|= (1 << (nr & 7));
	350	}
	351
	352	static inline void
	353	clear_channelmap(u_int nr, u_char *map)
	354	{
	355	map[nr >> 3] &= ~(1 << (nr & 7));
	356	}
	357
1b2b03f8 KK	358	/* CONTROL_CHANNEL parameters */
	359	#define MISDN_CTRL_GETOP 0x0000
	360	#define MISDN_CTRL_LOOP 0x0001
	361	#define MISDN_CTRL_CONNECT 0x0002
	362	#define MISDN_CTRL_DISCONNECT 0x0004
	363	#define MISDN_CTRL_PCMCONNECT 0x0010
	364	#define MISDN_CTRL_PCMDISCONNECT 0x0020
	365	#define MISDN_CTRL_SETPEER 0x0040
	366	#define MISDN_CTRL_UNSETPEER 0x0080
	367	#define MISDN_CTRL_RX_OFF 0x0100
8dd2f36f	368	#define MISDN_CTRL_FILL_EMPTY 0x0200
1b4d3312	369	#define MISDN_CTRL_GETPEER 0x0400
1b2b03f8 KK	370	#define MISDN_CTRL_HW_FEATURES_OP 0x2000
	371	#define MISDN_CTRL_HW_FEATURES 0x2001
	372	#define MISDN_CTRL_HFC_OP 0x4000
	373	#define MISDN_CTRL_HFC_PCM_CONN 0x4001
	374	#define MISDN_CTRL_HFC_PCM_DISC 0x4002
	375	#define MISDN_CTRL_HFC_CONF_JOIN 0x4003
	376	#define MISDN_CTRL_HFC_CONF_SPLIT 0x4004
	377	#define MISDN_CTRL_HFC_RECEIVE_OFF 0x4005
	378	#define MISDN_CTRL_HFC_RECEIVE_ON 0x4006
	379	#define MISDN_CTRL_HFC_ECHOCAN_ON 0x4007
	380	#define MISDN_CTRL_HFC_ECHOCAN_OFF 0x4008
7df3bb8f AE	381	#define MISDN_CTRL_HFC_WD_INIT 0x4009
7df3bb8f AE	382	#define MISDN_CTRL_HFC_WD_RESET 0x400A
1b2b03f8 KK	383
	384	/* socket options */
	385	#define MISDN_TIME_STAMP 0x0001
	386
	387	struct mISDN_ctrl_req {
	388	int op;
	389	int channel;
	390	int p1;
	391	int p2;
	392	};
	393
	394	/* muxer options */
	395	#define MISDN_OPT_ALL 1
	396	#define MISDN_OPT_TEIMGR 2
	397
	398	#ifdef __KERNEL__
	399	#include <linux/list.h>
	400	#include <linux/skbuff.h>
	401	#include <linux/net.h>
	402	#include <net/sock.h>
	403	#include <linux/completion.h>
	404
	405	#define DEBUG_CORE 0x000000ff
	406	#define DEBUG_CORE_FUNC 0x00000002
	407	#define DEBUG_SOCKET 0x00000004
	408	#define DEBUG_MANAGER 0x00000008
	409	#define DEBUG_SEND_ERR 0x00000010
	410	#define DEBUG_MSG_THREAD 0x00000020
	411	#define DEBUG_QUEUE_FUNC 0x00000040
	412	#define DEBUG_L1 0x0000ff00
	413	#define DEBUG_L1_FSM 0x00000200
	414	#define DEBUG_L2 0x00ff0000
	415	#define DEBUG_L2_FSM 0x00020000
	416	#define DEBUG_L2_CTRL 0x00040000
	417	#define DEBUG_L2_RECV 0x00080000
	418	#define DEBUG_L2_TEI 0x00100000
	419	#define DEBUG_L2_TEIFSM 0x00200000
	420	#define DEBUG_TIMER 0x01000000
3bd69ad1	421	#define DEBUG_CLOCK 0x02000000
1b2b03f8 KK	422
	423	#define mISDN_HEAD_P(s) ((struct mISDNhead *)&s->cb[0])
	424	#define mISDN_HEAD_PRIM(s) (((struct mISDNhead *)&s->cb[0])->prim)
	425	#define mISDN_HEAD_ID(s) (((struct mISDNhead *)&s->cb[0])->id)
	426
	427	/* socket states */
	428	#define MISDN_OPEN 1
	429	#define MISDN_BOUND 2
	430	#define MISDN_CLOSED 3
	431
	432	struct mISDNchannel;
	433	struct mISDNdevice;
	434	struct mISDNstack;
3bd69ad1	435	struct mISDNclock;
1b2b03f8 KK	436
	437	struct channel_req {
	438	u_int protocol;
	439	struct sockaddr_mISDN adr;
	440	struct mISDNchannel *ch;
	441	};
	442
	443	typedef int (ctrl_func_t)(struct mISDNchannel , u_int, void );
	444	typedef int (send_func_t)(struct mISDNchannel , struct sk_buff );
	445	typedef int (create_func_t)(struct channel_req *);
	446
	447	struct Bprotocol {
	448	struct list_head list;
	449	char *name;
	450	u_int Bprotocols;
	451	create_func_t *create;
	452	};
	453
	454	struct mISDNchannel {
	455	struct list_head list;
	456	u_int protocol;
	457	u_int nr;
	458	u_long opt;
	459	u_int addr;
	460	struct mISDNstack *st;
	461	struct mISDNchannel *peer;
	462	send_func_t *send;
	463	send_func_t *recv;
	464	ctrl_func_t *ctrl;
	465	};
	466
	467	struct mISDN_sock_list {
	468	struct hlist_head head;
	469	rwlock_t lock;
	470	};
	471
	472	struct mISDN_sock {
	473	struct sock sk;
	474	struct mISDNchannel ch;
	475	u_int cmask;
	476	struct mISDNdevice *dev;
	477	};
	478
	479
	480
	481	struct mISDNdevice {
	482	struct mISDNchannel D;
	483	u_int id;
1b2b03f8 KK	484	u_int Dprotocols;
	485	u_int Bprotocols;
	486	u_int nrbchan;
ff4cc1de	487	u_char channelmap[MISDN_CHMAP_SIZE];
1b2b03f8 KK	488	struct list_head bchannels;
	489	struct mISDNchannel *teimgr;
	490	struct device dev;
	491	};
	492
	493	struct mISDNstack {
	494	u_long status;
	495	struct mISDNdevice *dev;
	496	struct task_struct *thread;
	497	struct completion *notify;
	498	wait_queue_head_t workq;
	499	struct sk_buff_head msgq;
	500	struct list_head layer2;
	501	struct mISDNchannel *layer1;
	502	struct mISDNchannel own;
	503	struct mutex lmutex; /* protect lists */
	504	struct mISDN_sock_list l1sock;
	505	#ifdef MISDN_MSG_STATS
	506	u_int msg_cnt;
	507	u_int sleep_cnt;
	508	u_int stopped_cnt;
	509	#endif
	510	};
	511
3bd69ad1 AE	512	typedef int (clockctl_func_t)(void *, int);
	513
	514	struct mISDNclock {
	515	struct list_head list;
	516	char name[64];
	517	int pri;
	518	clockctl_func_t *ctl;
	519	void *priv;
	520	};
	521
ff4cc1de	522	/* global alloc/queue functions */
1b2b03f8 KK	523
	524	static inline struct sk_buff *
	525	mI_alloc_skb(unsigned int len, gfp_t gfp_mask)
	526	{
	527	struct sk_buff *skb;
	528
	529	skb = alloc_skb(len + MISDN_HEADER_LEN, gfp_mask);
	530	if (likely(skb))
	531	skb_reserve(skb, MISDN_HEADER_LEN);
	532	return skb;
	533	}
	534
	535	static inline struct sk_buff *
	536	_alloc_mISDN_skb(u_int prim, u_int id, u_int len, void *dp, gfp_t gfp_mask)
	537	{
	538	struct sk_buff *skb = mI_alloc_skb(len, gfp_mask);
	539	struct mISDNhead *hh;
	540
	541	if (!skb)
	542	return NULL;
	543	if (len)
	544	memcpy(skb_put(skb, len), dp, len);
	545	hh = mISDN_HEAD_P(skb);
	546	hh->prim = prim;
	547	hh->id = id;
	548	return skb;
	549	}
	550
	551	static inline void
	552	_queue_data(struct mISDNchannel *ch, u_int prim,
	553	u_int id, u_int len, void *dp, gfp_t gfp_mask)
	554	{
	555	struct sk_buff *skb;
	556
	557	if (!ch->peer)
	558	return;
	559	skb = _alloc_mISDN_skb(prim, id, len, dp, gfp_mask);
	560	if (!skb)
	561	return;
	562	if (ch->recv(ch->peer, skb))
	563	dev_kfree_skb(skb);
	564	}
	565
	566	/* global register/unregister functions */
	567
b36b654a MU	568	extern int mISDN_register_device(struct mISDNdevice *,
b36b654a MU	569	struct device parent, char name);
1b2b03f8 KK	570	extern void mISDN_unregister_device(struct mISDNdevice *);
	571	extern int mISDN_register_Bprotocol(struct Bprotocol *);
	572	extern void mISDN_unregister_Bprotocol(struct Bprotocol *);
3bd69ad1 AE	573	extern struct mISDNclock mISDN_register_clock(char , int, clockctl_func_t *,
	574	void *);
	575	extern void mISDN_unregister_clock(struct mISDNclock *);
1b2b03f8	576
b36b654a MU	577	static inline struct mISDNdevice dev_to_mISDN(struct device dev)
b36b654a MU	578	{
57de16e6 MB	579	if (dev)
	580	return dev_get_drvdata(dev);
	581	else
	582	return NULL;
b36b654a MU	583	}
b36b654a MU	584
1b2b03f8	585	extern void set_channel_address(struct mISDNchannel *, u_int, u_int);
3bd69ad1 AE	586	extern void mISDN_clock_update(struct mISDNclock , int, struct timeval );
3bd69ad1 AE	587	extern unsigned short mISDN_clock_get(void);
1b2b03f8 KK	588
	589	#endif /* __KERNEL__ */
	590	#endif /* mISDNIF_H */