drivers/isdn/isdn_common.h

   1 /* $Id: isdn_common.h,v 1.15 1999/04/18 14:06:50 fritz Exp $
   2
   3  * header for Linux ISDN subsystem, common used functions and debugging-switches (linklevel).
   4  *
   5  * Copyright 1994-1999  by Fritz Elfert (fritz@isdn4linux.de)
   6  * Copyright 1995,96    by Thinking Objects Software GmbH Wuerzburg
   7  * Copyright 1995,96    by Michael Hipp (Michael.Hipp@student.uni-tuebingen.de)
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2, or (at your option)
  12  * any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  * $Log: isdn_common.h,v $
  24  * Revision 1.15  1999/04/18 14:06:50  fritz
  25  * Removed TIMRU stuff.
  26  *
  27  * Revision 1.14  1999/04/12 12:33:18  fritz
  28  * Changes from 2.0 tree.
  29  *
  30  * Revision 1.13  1999/03/02 12:04:47  armin
  31  * -added ISDN_STAT_ADDCH to increase supported channels after
  32  *  register_isdn().
  33  * -ttyI now goes on-hook on ATZ when B-Ch is connected.
  34  * -added timer-function for register S7 (Wait for Carrier).
  35  * -analog modem (ISDN_PROTO_L2_MODEM) implementations.
  36  * -on L2_MODEM a string will be appended to the CONNECT-Message,
  37  *  which is provided by the HL-Driver in parm.num in ISDN_STAT_BCONN.
  38  * -variable "dialing" used for ATA also, for interrupting call
  39  *  establishment and register S7.
  40  *
  41  * Revision 1.12  1998/06/26 15:12:27  fritz
  42  * Added handling of STAT_ICALL with incomplete CPN.
  43  * Added AT&L for ttyI emulator.
  44  * Added more locking stuff in tty_write.
  45  *
  46  * Revision 1.11  1998/04/14 16:28:47  he
  47  * Fixed user space access with interrupts off and remaining
  48  * copy_{to,from}_user() -> -EFAULT return codes
  49  *
  50  * Revision 1.10  1998/03/07 18:21:03  cal
  51  * Dynamic Timeout-Rule-Handling vs. 971110 included
  52  *
  53  * Revision 1.9  1998/02/20 17:19:01  fritz
  54  * Added common stub for sending commands to lowlevel.
  55  *
  56  * Revision 1.8  1997/10/09 21:28:49  fritz
  57  * New HL<->LL interface:
  58  *   New BSENT callback with nr. of bytes included.
  59  *   Sending without ACK.
  60  *   New L1 error status (not yet in use).
  61  *   Cleaned up obsolete structures.
  62  * Implemented Cisco-SLARP.
  63  * Changed local net-interface data to be dynamically allocated.
  64  * Removed old 2.0 compatibility stuff.
  65  *
  66  * Revision 1.7  1997/10/01 09:20:30  fritz
  67  * Removed old compatibility stuff for 2.0.X kernels.
  68  * From now on, this code is for 2.1.X ONLY!
  69  * Old stuff is still in the separate branch.
  70  *
  71  * Revision 1.6  1997/02/28 02:32:44  fritz
  72  * Cleanup: Moved some tty related stuff from isdn_common.c
  73  *          to isdn_tty.c
  74  * Bugfix:  Bisync protocol did not behave like documented.
  75  *
  76  * Revision 1.5  1997/02/10 10:05:45  fritz
  77  * More changes for Kernel 2.1.X
  78  * Symbol information moved to isdn_syms.c
  79  *
  80  * Revision 1.4  1997/02/03 22:56:50  fritz
  81  * Removed isdn_writebuf_stub prototype.
  82  *
  83  * Revision 1.3  1996/05/19 00:13:05  fritz
  84  * Removed debug flag.
  85  *
  86  * Revision 1.2  1996/04/20 16:20:40  fritz
  87  * Misc. typos.
  88  *
  89  * Revision 1.1  1996/01/10 21:37:19  fritz
  90  * Initial revision
  91  *
  92  */
  93
  94 #undef  ISDN_DEBUG_MODEM_OPEN
  95 #undef  ISDN_DEBUG_MODEM_IOCTL
  96 #undef  ISDN_DEBUG_MODEM_WAITSENT
  97 #undef  ISDN_DEBUG_MODEM_HUP
  98 #undef  ISDN_DEBUG_MODEM_ICALL
  99 #undef  ISDN_DEBUG_MODEM_DUMP
 100 #undef  ISDN_DEBUG_MODEM_VOICE
 101 #undef  ISDN_DEBUG_AT
 102 #undef  ISDN_DEBUG_NET_DUMP
 103 #undef  ISDN_DEBUG_NET_DIAL
 104 #undef  ISDN_DEBUG_NET_ICALL
 105
 106 /* Prototypes */
 107 extern void isdn_MOD_INC_USE_COUNT(void);
 108 extern void isdn_MOD_DEC_USE_COUNT(void);
 109 extern void isdn_free_channel(int di, int ch, int usage);
 110 extern void isdn_all_eaz(int di, int ch);
 111 extern int isdn_command(isdn_ctrl *);
 112 extern int isdn_dc2minor(int di, int ch);
 113 extern void isdn_info_update(void);
 114 extern char *isdn_map_eaz2msn(char *msn, int di);
 115 extern void isdn_timer_ctrl(int tf, int onoff);
 116 extern void isdn_unexclusive_channel(int di, int ch);
 117 extern int isdn_getnum(char **);
 118 #if LINUX_VERSION_CODE < 131841
 119 extern int isdn_readbchan(int, int, u_char *, u_char *, int, struct wait_queue**);
 120 #else
 121 extern int isdn_readbchan(int, int, u_char *, u_char *, int, wait_queue_head_t *);
 122 #endif
 123 extern int isdn_get_free_channel(int, int, int, int, int);
 124 extern int isdn_writebuf_skb_stub(int, int, int, struct sk_buff *);
 125 extern int register_isdn(isdn_if * i);
 126 extern int isdn_wildmat(char *, char *);
 127 extern int isdn_add_channels(driver *, int, int, int);
 128 #if defined(ISDN_DEBUG_NET_DUMP) || defined(ISDN_DEBUG_MODEM_DUMP)
 129 extern void isdn_dumppkt(char *, u_char *, int, int);
 130 #endif