/* $Id: isdn_common.h,v 1.9 1998/02/20 17:19:01 fritz Exp $

 * header for Linux ISDN subsystem, common used functions and debugging-switches (linklevel).
 *
 * Copyright 1994,95,96 by Fritz Elfert (fritz@wuemaus.franken.de)
 * Copyright 1995,96    by Thinking Objects Software GmbH Wuerzburg
 * Copyright 1995,96    by Michael Hipp (Michael.Hipp@student.uni-tuebingen.de)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * $Log: isdn_common.h,v $
 * Revision 1.9  1998/02/20 17:19:01  fritz
 * Added common stub for sending commands to lowlevel.
 *
 * Revision 1.8  1997/10/09 21:28:49  fritz
 * New HL<->LL interface:
 *   New BSENT callback with nr. of bytes included.
 *   Sending without ACK.
 *   New L1 error status (not yet in use).
 *   Cleaned up obsolete structures.
 * Implemented Cisco-SLARP.
 * Changed local net-interface data to be dynamically allocated.
 * Removed old 2.0 compatibility stuff.
 *
 * Revision 1.7  1997/10/01 09:20:30  fritz
 * Removed old compatibility stuff for 2.0.X kernels.
 * From now on, this code is for 2.1.X ONLY!
 * Old stuff is still in the separate branch.
 *
 * Revision 1.6  1997/02/28 02:32:44  fritz
 * Cleanup: Moved some tty related stuff from isdn_common.c
 *          to isdn_tty.c
 * Bugfix:  Bisync protocol did not behave like documented.
 *
 * Revision 1.5  1997/02/10 10:05:45  fritz
 * More changes for Kernel 2.1.X
 * Symbol information moved to isdn_syms.c
 *
 * Revision 1.4  1997/02/03 22:56:50  fritz
 * Removed isdn_writebuf_stub prototype.
 *
 * Revision 1.3  1996/05/19 00:13:05  fritz
 * Removed debug flag.
 *
 * Revision 1.2  1996/04/20 16:20:40  fritz
 * Misc. typos.
 *
 * Revision 1.1  1996/01/10 21:37:19  fritz
 * Initial revision
 *
 */

#undef  ISDN_DEBUG_MODEM_OPEN
#undef  ISDN_DEBUG_MODEM_IOCTL
#undef  ISDN_DEBUG_MODEM_WAITSENT
#undef  ISDN_DEBUG_MODEM_HUP
#undef  ISDN_DEBUG_MODEM_ICALL
#undef  ISDN_DEBUG_MODEM_DUMP
#undef  ISDN_DEBUG_MODEM_VOICE
#undef  ISDN_DEBUG_AT
#undef  ISDN_DEBUG_NET_DUMP
#undef  ISDN_DEBUG_NET_DIAL
#undef  ISDN_DEBUG_NET_ICALL

/* Prototypes */
extern void isdn_MOD_INC_USE_COUNT(void);
extern void isdn_MOD_DEC_USE_COUNT(void);
extern void isdn_free_channel(int di, int ch, int usage);
extern void isdn_all_eaz(int di, int ch);
extern int isdn_command(isdn_ctrl *);
extern int isdn_dc2minor(int di, int ch);
extern void isdn_info_update(void);
extern char *isdn_map_eaz2msn(char *msn, int di);
extern void isdn_timer_ctrl(int tf, int onoff);
extern void isdn_unexclusive_channel(int di, int ch);
extern int isdn_getnum(char **);
extern int isdn_readbchan(int, int, u_char *, u_char *, int, int);
extern int isdn_get_free_channel(int, int, int, int, int);
extern int isdn_writebuf_skb_stub(int, int, int, struct sk_buff *);
extern int register_isdn(isdn_if * i);
#if defined(ISDN_DEBUG_NET_DUMP) || defined(ISDN_DEBUG_MODEM_DUMP)
extern void isdn_dumppkt(char *, u_char *, int, int);
#endif