cregit-Linux how code gets into the kernel

Release 4.12 include/uapi/linux/isdnif.h

/* $Id: isdnif.h,v 1.43.2.2 2004/01/12 23:08:35 keil Exp $
 *
 * Linux ISDN subsystem
 * Definition of the interface between the subsystem and its low-level drivers.
 *
 * Copyright 1994,95,96 by Fritz Elfert (fritz@isdn4linux.de)
 * Copyright 1995,96    Thinking Objects Software GmbH Wuerzburg
 * 
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#ifndef _UAPI__ISDNIF_H__

#define _UAPI__ISDNIF_H__


/*
 * Values for general protocol-selection
 */

#define ISDN_PTYPE_UNKNOWN   0   
/* Protocol undefined   */

#define ISDN_PTYPE_1TR6      1   
/* german 1TR6-protocol */

#define ISDN_PTYPE_EURO      2   
/* EDSS1-protocol       */

#define ISDN_PTYPE_LEASED    3   
/* for leased lines     */

#define ISDN_PTYPE_NI1       4   
/* US NI-1 protocol     */

#define ISDN_PTYPE_MAX       7   
/* Max. 8 Protocols     */

/*
 * Values for Layer-2-protocol-selection
 */

#define ISDN_PROTO_L2_X75I   0   
/* X75/LAPB with I-Frames            */

#define ISDN_PROTO_L2_X75UI  1   
/* X75/LAPB with UI-Frames           */

#define ISDN_PROTO_L2_X75BUI 2   
/* X75/LAPB with UI-Frames           */

#define ISDN_PROTO_L2_HDLC   3   
/* HDLC                              */

#define ISDN_PROTO_L2_TRANS  4   
/* Transparent (Voice)               */

#define ISDN_PROTO_L2_X25DTE 5   
/* X25/LAPB DTE mode                 */

#define ISDN_PROTO_L2_X25DCE 6   
/* X25/LAPB DCE mode                 */

#define ISDN_PROTO_L2_V11096 7   
/* V.110 bitrate adaption 9600 Baud  */

#define ISDN_PROTO_L2_V11019 8   
/* V.110 bitrate adaption 19200 Baud */

#define ISDN_PROTO_L2_V11038 9   
/* V.110 bitrate adaption 38400 Baud */

#define ISDN_PROTO_L2_MODEM  10  
/* Analog Modem on Board */

#define ISDN_PROTO_L2_FAX    11  
/* Fax Group 2/3         */

#define ISDN_PROTO_L2_HDLC_56K 12   
/* HDLC 56k                          */

#define ISDN_PROTO_L2_MAX    15  
/* Max. 16 Protocols                 */

/*
 * Values for Layer-3-protocol-selection
 */

#define ISDN_PROTO_L3_TRANS	0	
/* Transparent */

#define ISDN_PROTO_L3_TRANSDSP	1	
/* Transparent with DSP */

#define ISDN_PROTO_L3_FCLASS2	2	
/* Fax Group 2/3 CLASS 2 */

#define ISDN_PROTO_L3_FCLASS1	3	
/* Fax Group 2/3 CLASS 1 */

#define ISDN_PROTO_L3_MAX	7	
/* Max. 8 Protocols */


#endif /* _UAPI__ISDNIF_H__ */

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