isdn4linux/drivers/isdn/isdn_common.h

131 lines
4.7 KiB
C

/* $Id$
* header for Linux ISDN subsystem, common used functions and debugging-switches (linklevel).
*
* Copyright 1994-1999 by Fritz Elfert (fritz@isdn4linux.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.
*
* $Log$
* Revision 1.15 1999/04/18 14:06:50 fritz
* Removed TIMRU stuff.
*
* Revision 1.14 1999/04/12 12:33:18 fritz
* Changes from 2.0 tree.
*
* Revision 1.13 1999/03/02 12:04:47 armin
* -added ISDN_STAT_ADDCH to increase supported channels after
* register_isdn().
* -ttyI now goes on-hook on ATZ when B-Ch is connected.
* -added timer-function for register S7 (Wait for Carrier).
* -analog modem (ISDN_PROTO_L2_MODEM) implementations.
* -on L2_MODEM a string will be appended to the CONNECT-Message,
* which is provided by the HL-Driver in parm.num in ISDN_STAT_BCONN.
* -variable "dialing" used for ATA also, for interrupting call
* establishment and register S7.
*
* Revision 1.12 1998/06/26 15:12:27 fritz
* Added handling of STAT_ICALL with incomplete CPN.
* Added AT&L for ttyI emulator.
* Added more locking stuff in tty_write.
*
* Revision 1.11 1998/04/14 16:28:47 he
* Fixed user space access with interrupts off and remaining
* copy_{to,from}_user() -> -EFAULT return codes
*
* Revision 1.10 1998/03/07 18:21:03 cal
* Dynamic Timeout-Rule-Handling vs. 971110 included
*
* 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 **);
#ifdef COMPAT_HAS_NEW_WAITQ
extern int isdn_readbchan(int, int, u_char *, u_char *, int, wait_queue_head_t *);
#else
extern int isdn_readbchan(int, int, u_char *, u_char *, int, struct wait_queue**);
#endif
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);
extern int isdn_wildmat(char *, char *);
extern int isdn_add_channels(driver *, int, int, int);
#if defined(ISDN_DEBUG_NET_DUMP) || defined(ISDN_DEBUG_MODEM_DUMP)
extern void isdn_dumppkt(char *, u_char *, int, int);
#endif