2005-04-17 06:20:36 +08:00
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/* $Id: callc.c,v 2.59.2.4 2004/02/11 13:21:32 keil Exp $
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*
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* Author Karsten Keil
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* Copyright by Karsten Keil <keil@isdn4linux.de>
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2012-02-20 11:52:38 +08:00
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*
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2005-04-17 06:20:36 +08:00
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*
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* For changes and modifications please read
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* Documentation/isdn/HiSax.cert
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*
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* based on the teles driver from Jan den Ouden
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*
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* Thanks to Jan den Ouden
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* Fritz Elfert
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*
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*/
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#include <linux/module.h>
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include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
percpu.h is included by sched.h and module.h and thus ends up being
included when building most .c files. percpu.h includes slab.h which
in turn includes gfp.h making everything defined by the two files
universally available and complicating inclusion dependencies.
percpu.h -> slab.h dependency is about to be removed. Prepare for
this change by updating users of gfp and slab facilities include those
headers directly instead of assuming availability. As this conversion
needs to touch large number of source files, the following script is
used as the basis of conversion.
http://userweb.kernel.org/~tj/misc/slabh-sweep.py
The script does the followings.
* Scan files for gfp and slab usages and update includes such that
only the necessary includes are there. ie. if only gfp is used,
gfp.h, if slab is used, slab.h.
* When the script inserts a new include, it looks at the include
blocks and try to put the new include such that its order conforms
to its surrounding. It's put in the include block which contains
core kernel includes, in the same order that the rest are ordered -
alphabetical, Christmas tree, rev-Xmas-tree or at the end if there
doesn't seem to be any matching order.
* If the script can't find a place to put a new include (mostly
because the file doesn't have fitting include block), it prints out
an error message indicating which .h file needs to be added to the
file.
The conversion was done in the following steps.
1. The initial automatic conversion of all .c files updated slightly
over 4000 files, deleting around 700 includes and adding ~480 gfp.h
and ~3000 slab.h inclusions. The script emitted errors for ~400
files.
2. Each error was manually checked. Some didn't need the inclusion,
some needed manual addition while adding it to implementation .h or
embedding .c file was more appropriate for others. This step added
inclusions to around 150 files.
3. The script was run again and the output was compared to the edits
from #2 to make sure no file was left behind.
4. Several build tests were done and a couple of problems were fixed.
e.g. lib/decompress_*.c used malloc/free() wrappers around slab
APIs requiring slab.h to be added manually.
5. The script was run on all .h files but without automatically
editing them as sprinkling gfp.h and slab.h inclusions around .h
files could easily lead to inclusion dependency hell. Most gfp.h
inclusion directives were ignored as stuff from gfp.h was usually
wildly available and often used in preprocessor macros. Each
slab.h inclusion directive was examined and added manually as
necessary.
6. percpu.h was updated not to include slab.h.
7. Build test were done on the following configurations and failures
were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my
distributed build env didn't work with gcov compiles) and a few
more options had to be turned off depending on archs to make things
build (like ipr on powerpc/64 which failed due to missing writeq).
* x86 and x86_64 UP and SMP allmodconfig and a custom test config.
* powerpc and powerpc64 SMP allmodconfig
* sparc and sparc64 SMP allmodconfig
* ia64 SMP allmodconfig
* s390 SMP allmodconfig
* alpha SMP allmodconfig
* um on x86_64 SMP allmodconfig
8. percpu.h modifications were reverted so that it could be applied as
a separate patch and serve as bisection point.
Given the fact that I had only a couple of failures from tests on step
6, I'm fairly confident about the coverage of this conversion patch.
If there is a breakage, it's likely to be something in one of the arch
headers which should be easily discoverable easily on most builds of
the specific arch.
Signed-off-by: Tejun Heo <tj@kernel.org>
Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
2010-03-24 16:04:11 +08:00
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#include <linux/slab.h>
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2005-04-17 06:20:36 +08:00
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#include <linux/init.h>
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#include "hisax.h"
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#include <linux/isdn/capicmd.h>
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const char *lli_revision = "$Revision: 2.59.2.4 $";
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extern struct IsdnCard cards[];
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static int init_b_st(struct Channel *chanp, int incoming);
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static void release_b_st(struct Channel *chanp);
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static struct Fsm callcfsm;
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static int chancount;
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/* experimental REJECT after ALERTING for CALLBACK to beat the 4s delay */
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#define ALERT_REJECT 0
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2012-11-09 13:02:49 +08:00
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/* Value to delay the sending of the first B-channel packet after CONNECT
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2005-04-17 06:20:36 +08:00
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* here is no value given by ITU, but experience shows that 300 ms will
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* work on many networks, if you or your other side is behind local exchanges
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* a greater value may be recommented. If the delay is to short the first paket
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* will be lost and autodetect on many comercial routers goes wrong !
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* You can adjust this value on runtime with
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* hisaxctrl <id> 2 <value>
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* value is in milliseconds
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*/
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#define DEFAULT_B_DELAY 300
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/* Flags for remembering action done in lli */
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#define FLG_START_B 0
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/*
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* Find card with given driverId
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*/
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static inline struct IsdnCardState *
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hisax_findcard(int driverid)
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{
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int i;
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for (i = 0; i < nrcards; i++)
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if (cards[i].cs)
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if (cards[i].cs->myid == driverid)
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return (cards[i].cs);
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return (struct IsdnCardState *) 0;
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}
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2011-11-01 08:11:33 +08:00
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static __printf(3, 4) void
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2012-02-20 11:52:38 +08:00
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link_debug(struct Channel *chanp, int direction, char *fmt, ...)
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2005-04-17 06:20:36 +08:00
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{
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va_list args;
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char tmp[16];
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va_start(args, fmt);
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sprintf(tmp, "Ch%d %s ", chanp->chan,
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direction ? "LL->HL" : "HL->LL");
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VHiSax_putstatus(chanp->cs, tmp, fmt, args);
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va_end(args);
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}
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enum {
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ST_NULL, /* 0 inactive */
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ST_OUT_DIAL, /* 1 outgoing, SETUP send; awaiting confirm */
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ST_IN_WAIT_LL, /* 2 incoming call received; wait for LL confirm */
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ST_IN_ALERT_SENT, /* 3 incoming call received; ALERT send */
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ST_IN_WAIT_CONN_ACK, /* 4 incoming CONNECT send; awaiting CONN_ACK */
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ST_WAIT_BCONN, /* 5 CONNECT/CONN_ACK received, awaiting b-channel prot. estbl. */
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ST_ACTIVE, /* 6 active, b channel prot. established */
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ST_WAIT_BRELEASE, /* 7 call clear. (initiator), awaiting b channel prot. rel. */
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ST_WAIT_BREL_DISC, /* 8 call clear. (receiver), DISCONNECT req. received */
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ST_WAIT_DCOMMAND, /* 9 call clear. (receiver), awaiting DCHANNEL message */
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ST_WAIT_DRELEASE, /* 10 DISCONNECT sent, awaiting RELEASE */
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ST_WAIT_D_REL_CNF, /* 11 RELEASE sent, awaiting RELEASE confirm */
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2012-02-20 11:52:38 +08:00
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ST_IN_PROCEED_SEND, /* 12 incoming call, proceeding send */
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2005-04-17 06:20:36 +08:00
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};
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2012-02-20 11:52:38 +08:00
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2005-04-17 06:20:36 +08:00
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#define STATE_COUNT (ST_IN_PROCEED_SEND + 1)
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static char *strState[] =
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{
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"ST_NULL",
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"ST_OUT_DIAL",
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"ST_IN_WAIT_LL",
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"ST_IN_ALERT_SENT",
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"ST_IN_WAIT_CONN_ACK",
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"ST_WAIT_BCONN",
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"ST_ACTIVE",
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"ST_WAIT_BRELEASE",
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"ST_WAIT_BREL_DISC",
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"ST_WAIT_DCOMMAND",
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"ST_WAIT_DRELEASE",
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"ST_WAIT_D_REL_CNF",
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"ST_IN_PROCEED_SEND",
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};
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enum {
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EV_DIAL, /* 0 */
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EV_SETUP_CNF, /* 1 */
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EV_ACCEPTB, /* 2 */
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EV_DISCONNECT_IND, /* 3 */
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2012-02-20 11:52:38 +08:00
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EV_RELEASE, /* 4 */
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2005-04-17 06:20:36 +08:00
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EV_LEASED, /* 5 */
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EV_LEASED_REL, /* 6 */
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EV_SETUP_IND, /* 7 */
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EV_ACCEPTD, /* 8 */
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EV_SETUP_CMPL_IND, /* 9 */
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EV_BC_EST, /* 10 */
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EV_WRITEBUF, /* 11 */
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EV_HANGUP, /* 12 */
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EV_BC_REL, /* 13 */
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EV_CINF, /* 14 */
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EV_SUSPEND, /* 15 */
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EV_RESUME, /* 16 */
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EV_NOSETUP_RSP, /* 17 */
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EV_SETUP_ERR, /* 18 */
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EV_CONNECT_ERR, /* 19 */
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EV_PROCEED, /* 20 */
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2012-02-20 11:52:38 +08:00
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EV_ALERT, /* 21 */
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EV_REDIR, /* 22 */
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2005-04-17 06:20:36 +08:00
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};
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#define EVENT_COUNT (EV_REDIR + 1)
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static char *strEvent[] =
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{
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"EV_DIAL",
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"EV_SETUP_CNF",
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"EV_ACCEPTB",
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"EV_DISCONNECT_IND",
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"EV_RELEASE",
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"EV_LEASED",
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"EV_LEASED_REL",
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"EV_SETUP_IND",
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"EV_ACCEPTD",
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"EV_SETUP_CMPL_IND",
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"EV_BC_EST",
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"EV_WRITEBUF",
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"EV_HANGUP",
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"EV_BC_REL",
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"EV_CINF",
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"EV_SUSPEND",
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"EV_RESUME",
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"EV_NOSETUP_RSP",
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"EV_SETUP_ERR",
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"EV_CONNECT_ERR",
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"EV_PROCEED",
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"EV_ALERT",
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"EV_REDIR",
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};
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static inline void
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HL_LL(struct Channel *chanp, int command)
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{
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isdn_ctrl ic;
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ic.driver = chanp->cs->myid;
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ic.command = command;
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ic.arg = chanp->chan;
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chanp->cs->iif.statcallb(&ic);
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}
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static inline void
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lli_deliver_cause(struct Channel *chanp)
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{
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isdn_ctrl ic;
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if (!chanp->proc)
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return;
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if (chanp->proc->para.cause == NO_CAUSE)
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return;
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ic.driver = chanp->cs->myid;
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ic.command = ISDN_STAT_CAUSE;
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ic.arg = chanp->chan;
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if (chanp->cs->protocol == ISDN_PTYPE_EURO)
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sprintf(ic.parm.num, "E%02X%02X", chanp->proc->para.loc & 0x7f,
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chanp->proc->para.cause & 0x7f);
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else
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sprintf(ic.parm.num, "%02X%02X", chanp->proc->para.loc & 0x7f,
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chanp->proc->para.cause & 0x7f);
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chanp->cs->iif.statcallb(&ic);
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}
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static inline void
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lli_close(struct FsmInst *fi)
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{
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struct Channel *chanp = fi->userdata;
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FsmChangeState(fi, ST_NULL);
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chanp->Flags = 0;
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chanp->cs->cardmsg(chanp->cs, MDL_INFO_REL, (void *) (long)chanp->chan);
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}
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static void
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lli_leased_in(struct FsmInst *fi, int event, void *arg)
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{
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struct Channel *chanp = fi->userdata;
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isdn_ctrl ic;
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int ret;
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if (!chanp->leased)
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return;
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chanp->cs->cardmsg(chanp->cs, MDL_INFO_SETUP, (void *) (long)chanp->chan);
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FsmChangeState(fi, ST_IN_WAIT_LL);
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if (chanp->debug & 1)
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link_debug(chanp, 0, "STAT_ICALL_LEASED");
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ic.driver = chanp->cs->myid;
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ic.command = ((chanp->chan < 2) ? ISDN_STAT_ICALL : ISDN_STAT_ICALLW);
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ic.arg = chanp->chan;
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ic.parm.setup.si1 = 7;
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ic.parm.setup.si2 = 0;
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ic.parm.setup.plan = 0;
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ic.parm.setup.screen = 0;
|
2012-02-20 11:52:38 +08:00
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sprintf(ic.parm.setup.eazmsn, "%d", chanp->chan + 1);
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sprintf(ic.parm.setup.phone, "LEASED%d", chanp->cs->myid);
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2005-04-17 06:20:36 +08:00
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ret = chanp->cs->iif.statcallb(&ic);
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if (chanp->debug & 1)
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link_debug(chanp, 1, "statcallb ret=%d", ret);
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if (!ret) {
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chanp->cs->cardmsg(chanp->cs, MDL_INFO_REL, (void *) (long)chanp->chan);
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FsmChangeState(fi, ST_NULL);
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}
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}
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/*
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* Dial out
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*/
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static void
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lli_init_bchan_out(struct FsmInst *fi, int event, void *arg)
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{
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struct Channel *chanp = fi->userdata;
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FsmChangeState(fi, ST_WAIT_BCONN);
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if (chanp->debug & 1)
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link_debug(chanp, 0, "STAT_DCONN");
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HL_LL(chanp, ISDN_STAT_DCONN);
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init_b_st(chanp, 0);
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chanp->b_st->lli.l4l3(chanp->b_st, DL_ESTABLISH | REQUEST, NULL);
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}
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static void
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lli_prep_dialout(struct FsmInst *fi, int event, void *arg)
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{
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struct Channel *chanp = fi->userdata;
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FsmDelTimer(&chanp->drel_timer, 60);
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FsmDelTimer(&chanp->dial_timer, 73);
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chanp->l2_active_protocol = chanp->l2_protocol;
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chanp->incoming = 0;
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chanp->cs->cardmsg(chanp->cs, MDL_INFO_SETUP, (void *) (long)chanp->chan);
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if (chanp->leased) {
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lli_init_bchan_out(fi, event, arg);
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} else {
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FsmChangeState(fi, ST_OUT_DIAL);
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chanp->d_st->lli.l4l3(chanp->d_st, CC_SETUP | REQUEST, chanp);
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}
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}
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static void
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lli_resume(struct FsmInst *fi, int event, void *arg)
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{
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struct Channel *chanp = fi->userdata;
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FsmDelTimer(&chanp->drel_timer, 60);
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FsmDelTimer(&chanp->dial_timer, 73);
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chanp->l2_active_protocol = chanp->l2_protocol;
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chanp->incoming = 0;
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chanp->cs->cardmsg(chanp->cs, MDL_INFO_SETUP, (void *) (long)chanp->chan);
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if (chanp->leased) {
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lli_init_bchan_out(fi, event, arg);
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} else {
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FsmChangeState(fi, ST_OUT_DIAL);
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chanp->d_st->lli.l4l3(chanp->d_st, CC_RESUME | REQUEST, chanp);
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}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_go_active(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
isdn_ctrl ic;
|
|
|
|
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_ACTIVE);
|
|
|
|
chanp->data_open = !0;
|
|
|
|
if (chanp->bcs->conmsg)
|
|
|
|
strcpy(ic.parm.num, chanp->bcs->conmsg);
|
|
|
|
else
|
|
|
|
ic.parm.num[0] = 0;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BCONN %s", ic.parm.num);
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ISDN_STAT_BCONN;
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
chanp->cs->iif.statcallb(&ic);
|
|
|
|
chanp->cs->cardmsg(chanp->cs, MDL_INFO_CONN, (void *) (long)chanp->chan);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* RESUME
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* incoming call */
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_deliver_call(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
isdn_ctrl ic;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
chanp->cs->cardmsg(chanp->cs, MDL_INFO_SETUP, (void *) (long)chanp->chan);
|
|
|
|
/*
|
|
|
|
* Report incoming calls only once to linklevel, use CallFlags
|
|
|
|
* which is set to 3 with each broadcast message in isdnl1.c
|
|
|
|
* and resetted if a interface answered the STAT_ICALL.
|
|
|
|
*/
|
|
|
|
if (1) { /* for only one TEI */
|
|
|
|
FsmChangeState(fi, ST_IN_WAIT_LL);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, (chanp->chan < 2) ? "STAT_ICALL" : "STAT_ICALLW");
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ((chanp->chan < 2) ? ISDN_STAT_ICALL : ISDN_STAT_ICALLW);
|
|
|
|
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
/*
|
|
|
|
* No need to return "unknown" for calls without OAD,
|
|
|
|
* cause that's handled in linklevel now (replaced by '0')
|
|
|
|
*/
|
|
|
|
memcpy(&ic.parm.setup, &chanp->proc->para.setup, sizeof(setup_parm));
|
|
|
|
ret = chanp->cs->iif.statcallb(&ic);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "statcallb ret=%d", ret);
|
|
|
|
|
|
|
|
switch (ret) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case 1: /* OK, someone likes this call */
|
|
|
|
FsmDelTimer(&chanp->drel_timer, 61);
|
|
|
|
FsmChangeState(fi, ST_IN_ALERT_SENT);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_ALERTING | REQUEST, chanp->proc);
|
|
|
|
break;
|
|
|
|
case 5: /* direct redirect */
|
|
|
|
case 4: /* Proceeding desired */
|
|
|
|
FsmDelTimer(&chanp->drel_timer, 61);
|
|
|
|
FsmChangeState(fi, ST_IN_PROCEED_SEND);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_PROCEED_SEND | REQUEST, chanp->proc);
|
|
|
|
if (ret == 5) {
|
|
|
|
memcpy(&chanp->setup, &ic.parm.setup, sizeof(setup_parm));
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_REDIR | REQUEST, chanp->proc);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 2: /* Rejecting Call */
|
|
|
|
break;
|
|
|
|
case 3: /* incomplete number */
|
|
|
|
FsmDelTimer(&chanp->drel_timer, 61);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_MORE_INFO | REQUEST, chanp->proc);
|
|
|
|
break;
|
|
|
|
case 0: /* OK, nobody likes this call */
|
|
|
|
default: /* statcallb problems */
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_IGNORE | REQUEST, chanp->proc);
|
|
|
|
chanp->cs->cardmsg(chanp->cs, MDL_INFO_REL, (void *) (long)chanp->chan);
|
|
|
|
FsmChangeState(fi, ST_NULL);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
} else {
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_IGNORE | REQUEST, chanp->proc);
|
|
|
|
chanp->cs->cardmsg(chanp->cs, MDL_INFO_REL, (void *) (long)chanp->chan);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_send_dconnect(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_IN_WAIT_CONN_ACK);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_SETUP | RESPONSE, chanp->proc);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_send_alert(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_IN_ALERT_SENT);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_ALERTING | REQUEST, chanp->proc);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_send_redir(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_REDIR | REQUEST, chanp->proc);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_init_bchan_in(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_WAIT_BCONN);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_DCONN");
|
|
|
|
HL_LL(chanp, ISDN_STAT_DCONN);
|
|
|
|
chanp->l2_active_protocol = chanp->l2_protocol;
|
|
|
|
chanp->incoming = !0;
|
|
|
|
init_b_st(chanp, !0);
|
|
|
|
chanp->b_st->lli.l4l3(chanp->b_st, DL_ESTABLISH | REQUEST, NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_setup_rsp(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_init_bchan_in(fi, event, arg);
|
|
|
|
} else {
|
|
|
|
FsmChangeState(fi, ST_IN_WAIT_CONN_ACK);
|
|
|
|
#ifdef WANT_ALERT
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_ALERTING | REQUEST, chanp->proc);
|
|
|
|
#endif
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_SETUP | RESPONSE, chanp->proc);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Call suspend */
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_suspend(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_SUSPEND | REQUEST, chanp->proc);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Call clearing */
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_leased_hup(struct FsmInst *fi, struct Channel *chanp)
|
|
|
|
{
|
|
|
|
isdn_ctrl ic;
|
|
|
|
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ISDN_STAT_CAUSE;
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
sprintf(ic.parm.num, "L0010");
|
|
|
|
chanp->cs->iif.statcallb(&ic);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_DHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_DHUP);
|
|
|
|
lli_close(fi);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_disconnect_req(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
} else {
|
|
|
|
FsmChangeState(fi, ST_WAIT_DRELEASE);
|
|
|
|
if (chanp->proc)
|
|
|
|
chanp->proc->para.cause = 0x10; /* Normal Call Clearing */
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_DISCONNECT | REQUEST,
|
2012-02-20 11:52:38 +08:00
|
|
|
chanp->proc);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_disconnect_reject(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
} else {
|
|
|
|
FsmChangeState(fi, ST_WAIT_DRELEASE);
|
|
|
|
if (chanp->proc)
|
|
|
|
chanp->proc->para.cause = 0x15; /* Call Rejected */
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_DISCONNECT | REQUEST,
|
2012-02-20 11:52:38 +08:00
|
|
|
chanp->proc);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_dhup_close(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
} else {
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_DHUP");
|
|
|
|
lli_deliver_cause(chanp);
|
|
|
|
HL_LL(chanp, ISDN_STAT_DHUP);
|
|
|
|
lli_close(fi);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_reject_req(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
#ifndef ALERT_REJECT
|
|
|
|
if (chanp->proc)
|
|
|
|
chanp->proc->para.cause = 0x15; /* Call Rejected */
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_REJECT | REQUEST, chanp->proc);
|
|
|
|
lli_dhup_close(fi, event, arg);
|
|
|
|
#else
|
|
|
|
FsmRestartTimer(&chanp->drel_timer, 40, EV_HANGUP, NULL, 63);
|
|
|
|
FsmChangeState(fi, ST_IN_ALERT_SENT);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_ALERTING | REQUEST, chanp->proc);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_disconn_bchan(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->data_open = 0;
|
|
|
|
FsmChangeState(fi, ST_WAIT_BRELEASE);
|
|
|
|
chanp->b_st->lli.l4l3(chanp->b_st, DL_RELEASE | REQUEST, NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_start_disc(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
} else {
|
|
|
|
lli_disconnect_req(fi, event, arg);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_rel_b_disc(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
release_b_st(chanp);
|
|
|
|
lli_start_disc(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_bhup_disc(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
2012-02-20 11:52:38 +08:00
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_BHUP);
|
|
|
|
lli_rel_b_disc(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_bhup_rel_b(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_WAIT_DCOMMAND);
|
|
|
|
chanp->data_open = 0;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_BHUP);
|
|
|
|
release_b_st(chanp);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_release_bchan(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->data_open = 0;
|
|
|
|
FsmChangeState(fi, ST_WAIT_BREL_DISC);
|
|
|
|
chanp->b_st->lli.l4l3(chanp->b_st, DL_RELEASE | REQUEST, NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_rel_b_dhup(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
release_b_st(chanp);
|
|
|
|
lli_dhup_close(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_bhup_dhup(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_BHUP);
|
|
|
|
lli_rel_b_dhup(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_abort(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->data_open = 0;
|
|
|
|
chanp->b_st->lli.l4l3(chanp->b_st, DL_RELEASE | REQUEST, NULL);
|
|
|
|
lli_bhup_dhup(fi, event, arg);
|
|
|
|
}
|
2012-02-20 11:52:38 +08:00
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
static void
|
|
|
|
lli_release_req(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->leased) {
|
|
|
|
lli_leased_hup(fi, chanp);
|
|
|
|
} else {
|
|
|
|
FsmChangeState(fi, ST_WAIT_D_REL_CNF);
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st, CC_RELEASE | REQUEST,
|
2012-02-20 11:52:38 +08:00
|
|
|
chanp->proc);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_rel_b_release_req(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
release_b_st(chanp);
|
|
|
|
lli_release_req(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_bhup_release_req(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
2012-02-20 11:52:38 +08:00
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_BHUP);
|
|
|
|
lli_rel_b_release_req(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* processing charge info */
|
|
|
|
static void
|
|
|
|
lli_charge_info(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
isdn_ctrl ic;
|
|
|
|
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ISDN_STAT_CINF;
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
sprintf(ic.parm.num, "%d", chanp->proc->para.chargeinfo);
|
|
|
|
chanp->cs->iif.statcallb(&ic);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* error procedures */
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_dchan_not_ready(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_DHUP");
|
2012-02-20 11:52:38 +08:00
|
|
|
HL_LL(chanp, ISDN_STAT_DHUP);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_no_setup_rsp(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_DHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_DHUP);
|
2012-02-20 11:52:38 +08:00
|
|
|
lli_close(fi);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_error(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
FsmChangeState(fi, ST_WAIT_DRELEASE);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_failure_l(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
isdn_ctrl ic;
|
|
|
|
|
|
|
|
FsmChangeState(fi, ST_NULL);
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ISDN_STAT_CAUSE;
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
sprintf(ic.parm.num, "L%02X%02X", 0, 0x2f);
|
|
|
|
chanp->cs->iif.statcallb(&ic);
|
|
|
|
HL_LL(chanp, ISDN_STAT_DHUP);
|
|
|
|
chanp->Flags = 0;
|
|
|
|
chanp->cs->cardmsg(chanp->cs, MDL_INFO_REL, (void *) (long)chanp->chan);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_rel_b_fail(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
release_b_st(chanp);
|
|
|
|
lli_failure_l(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_bhup_fail(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 0, "STAT_BHUP");
|
|
|
|
HL_LL(chanp, ISDN_STAT_BHUP);
|
|
|
|
lli_rel_b_fail(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lli_failure_a(struct FsmInst *fi, int event, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
|
|
|
|
chanp->data_open = 0;
|
|
|
|
chanp->b_st->lli.l4l3(chanp->b_st, DL_RELEASE | REQUEST, NULL);
|
|
|
|
lli_bhup_fail(fi, event, arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* *INDENT-OFF* */
|
|
|
|
static struct FsmNode fnlist[] __initdata =
|
|
|
|
{
|
2012-02-20 11:52:38 +08:00
|
|
|
{ST_NULL, EV_DIAL, lli_prep_dialout},
|
|
|
|
{ST_NULL, EV_RESUME, lli_resume},
|
|
|
|
{ST_NULL, EV_SETUP_IND, lli_deliver_call},
|
|
|
|
{ST_NULL, EV_LEASED, lli_leased_in},
|
|
|
|
{ST_OUT_DIAL, EV_SETUP_CNF, lli_init_bchan_out},
|
|
|
|
{ST_OUT_DIAL, EV_HANGUP, lli_disconnect_req},
|
|
|
|
{ST_OUT_DIAL, EV_DISCONNECT_IND, lli_release_req},
|
|
|
|
{ST_OUT_DIAL, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_OUT_DIAL, EV_NOSETUP_RSP, lli_no_setup_rsp},
|
|
|
|
{ST_OUT_DIAL, EV_SETUP_ERR, lli_error},
|
|
|
|
{ST_IN_WAIT_LL, EV_LEASED_REL, lli_failure_l},
|
|
|
|
{ST_IN_WAIT_LL, EV_ACCEPTD, lli_setup_rsp},
|
|
|
|
{ST_IN_WAIT_LL, EV_HANGUP, lli_reject_req},
|
|
|
|
{ST_IN_WAIT_LL, EV_DISCONNECT_IND, lli_release_req},
|
|
|
|
{ST_IN_WAIT_LL, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_IN_WAIT_LL, EV_SETUP_IND, lli_deliver_call},
|
|
|
|
{ST_IN_WAIT_LL, EV_SETUP_ERR, lli_error},
|
|
|
|
{ST_IN_ALERT_SENT, EV_SETUP_CMPL_IND, lli_init_bchan_in},
|
|
|
|
{ST_IN_ALERT_SENT, EV_ACCEPTD, lli_send_dconnect},
|
|
|
|
{ST_IN_ALERT_SENT, EV_HANGUP, lli_disconnect_reject},
|
|
|
|
{ST_IN_ALERT_SENT, EV_DISCONNECT_IND, lli_release_req},
|
|
|
|
{ST_IN_ALERT_SENT, EV_RELEASE, lli_dhup_close},
|
2005-04-17 06:20:36 +08:00
|
|
|
{ST_IN_ALERT_SENT, EV_REDIR, lli_send_redir},
|
|
|
|
{ST_IN_PROCEED_SEND, EV_REDIR, lli_send_redir},
|
|
|
|
{ST_IN_PROCEED_SEND, EV_ALERT, lli_send_alert},
|
|
|
|
{ST_IN_PROCEED_SEND, EV_ACCEPTD, lli_send_dconnect},
|
|
|
|
{ST_IN_PROCEED_SEND, EV_HANGUP, lli_disconnect_reject},
|
|
|
|
{ST_IN_PROCEED_SEND, EV_DISCONNECT_IND, lli_dhup_close},
|
2012-02-20 11:52:38 +08:00
|
|
|
{ST_IN_ALERT_SENT, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_IN_WAIT_CONN_ACK, EV_SETUP_CMPL_IND, lli_init_bchan_in},
|
|
|
|
{ST_IN_WAIT_CONN_ACK, EV_HANGUP, lli_disconnect_req},
|
|
|
|
{ST_IN_WAIT_CONN_ACK, EV_DISCONNECT_IND, lli_release_req},
|
|
|
|
{ST_IN_WAIT_CONN_ACK, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_IN_WAIT_CONN_ACK, EV_CONNECT_ERR, lli_error},
|
|
|
|
{ST_WAIT_BCONN, EV_BC_EST, lli_go_active},
|
|
|
|
{ST_WAIT_BCONN, EV_BC_REL, lli_rel_b_disc},
|
|
|
|
{ST_WAIT_BCONN, EV_HANGUP, lli_rel_b_disc},
|
|
|
|
{ST_WAIT_BCONN, EV_DISCONNECT_IND, lli_rel_b_release_req},
|
|
|
|
{ST_WAIT_BCONN, EV_RELEASE, lli_rel_b_dhup},
|
|
|
|
{ST_WAIT_BCONN, EV_LEASED_REL, lli_rel_b_fail},
|
|
|
|
{ST_WAIT_BCONN, EV_CINF, lli_charge_info},
|
|
|
|
{ST_ACTIVE, EV_CINF, lli_charge_info},
|
|
|
|
{ST_ACTIVE, EV_BC_REL, lli_bhup_rel_b},
|
|
|
|
{ST_ACTIVE, EV_SUSPEND, lli_suspend},
|
|
|
|
{ST_ACTIVE, EV_HANGUP, lli_disconn_bchan},
|
|
|
|
{ST_ACTIVE, EV_DISCONNECT_IND, lli_release_bchan},
|
|
|
|
{ST_ACTIVE, EV_RELEASE, lli_abort},
|
|
|
|
{ST_ACTIVE, EV_LEASED_REL, lli_failure_a},
|
|
|
|
{ST_WAIT_BRELEASE, EV_BC_REL, lli_bhup_disc},
|
|
|
|
{ST_WAIT_BRELEASE, EV_DISCONNECT_IND, lli_bhup_release_req},
|
|
|
|
{ST_WAIT_BRELEASE, EV_RELEASE, lli_bhup_dhup},
|
|
|
|
{ST_WAIT_BRELEASE, EV_LEASED_REL, lli_bhup_fail},
|
|
|
|
{ST_WAIT_BREL_DISC, EV_BC_REL, lli_bhup_release_req},
|
|
|
|
{ST_WAIT_BREL_DISC, EV_RELEASE, lli_bhup_dhup},
|
|
|
|
{ST_WAIT_DCOMMAND, EV_HANGUP, lli_start_disc},
|
|
|
|
{ST_WAIT_DCOMMAND, EV_DISCONNECT_IND, lli_release_req},
|
|
|
|
{ST_WAIT_DCOMMAND, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_WAIT_DCOMMAND, EV_LEASED_REL, lli_failure_l},
|
|
|
|
{ST_WAIT_DRELEASE, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_WAIT_DRELEASE, EV_DIAL, lli_dchan_not_ready},
|
|
|
|
/* ETS 300-104 16.1 */
|
|
|
|
{ST_WAIT_D_REL_CNF, EV_RELEASE, lli_dhup_close},
|
|
|
|
{ST_WAIT_D_REL_CNF, EV_DIAL, lli_dchan_not_ready},
|
2005-04-17 06:20:36 +08:00
|
|
|
};
|
|
|
|
/* *INDENT-ON* */
|
|
|
|
|
|
|
|
int __init
|
|
|
|
CallcNew(void)
|
|
|
|
{
|
|
|
|
callcfsm.state_count = STATE_COUNT;
|
|
|
|
callcfsm.event_count = EVENT_COUNT;
|
|
|
|
callcfsm.strEvent = strEvent;
|
|
|
|
callcfsm.strState = strState;
|
2009-07-25 00:26:08 +08:00
|
|
|
return FsmNew(&callcfsm, fnlist, ARRAY_SIZE(fnlist));
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
CallcFree(void)
|
|
|
|
{
|
|
|
|
FsmFree(&callcfsm);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
release_b_st(struct Channel *chanp)
|
|
|
|
{
|
|
|
|
struct PStack *st = chanp->b_st;
|
|
|
|
|
2012-02-20 11:52:38 +08:00
|
|
|
if (test_and_clear_bit(FLG_START_B, &chanp->Flags)) {
|
2005-04-17 06:20:36 +08:00
|
|
|
chanp->bcs->BC_Close(chanp->bcs);
|
|
|
|
switch (chanp->l2_active_protocol) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (ISDN_PROTO_L2_X75I):
|
|
|
|
releasestack_isdnl2(st);
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_HDLC):
|
|
|
|
case (ISDN_PROTO_L2_HDLC_56K):
|
|
|
|
case (ISDN_PROTO_L2_TRANS):
|
|
|
|
case (ISDN_PROTO_L2_MODEM):
|
|
|
|
case (ISDN_PROTO_L2_FAX):
|
|
|
|
releasestack_transl2(st);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
2012-02-20 11:52:38 +08:00
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
2005-06-26 05:59:18 +08:00
|
|
|
static struct Channel
|
2005-04-17 06:20:36 +08:00
|
|
|
*selectfreechannel(struct PStack *st, int bch)
|
|
|
|
{
|
|
|
|
struct IsdnCardState *cs = st->l1.hardware;
|
|
|
|
struct Channel *chanp = st->lli.userdata;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if (test_bit(FLG_TWO_DCHAN, &cs->HW_Flags))
|
2012-02-20 11:52:38 +08:00
|
|
|
i = 1;
|
2005-04-17 06:20:36 +08:00
|
|
|
else
|
2012-02-20 11:52:38 +08:00
|
|
|
i = 0;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
if (!bch) {
|
|
|
|
i = 2; /* virtual channel */
|
|
|
|
chanp += 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
while (i < ((bch) ? cs->chanlimit : (2 + MAX_WAITING_CALLS))) {
|
|
|
|
if (chanp->fi.state == ST_NULL)
|
|
|
|
return (chanp);
|
|
|
|
chanp++;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bch) /* number of channels is limited */ {
|
|
|
|
i = 2; /* virtual channel */
|
|
|
|
chanp = st->lli.userdata;
|
|
|
|
chanp += i;
|
|
|
|
while (i < (2 + MAX_WAITING_CALLS)) {
|
|
|
|
if (chanp->fi.state == ST_NULL)
|
|
|
|
return (chanp);
|
|
|
|
chanp++;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return (NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void stat_redir_result(struct IsdnCardState *cs, int chan, ulong result)
|
|
|
|
{ isdn_ctrl ic;
|
2012-02-20 11:52:38 +08:00
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
ic.driver = cs->myid;
|
|
|
|
ic.command = ISDN_STAT_REDIR;
|
2012-02-20 11:52:38 +08:00
|
|
|
ic.arg = chan;
|
2005-04-17 06:20:36 +08:00
|
|
|
ic.parm.num[0] = result;
|
|
|
|
cs->iif.statcallb(&ic);
|
|
|
|
} /* stat_redir_result */
|
|
|
|
|
|
|
|
static void
|
|
|
|
dchan_l3l4(struct PStack *st, int pr, void *arg)
|
|
|
|
{
|
|
|
|
struct l3_process *pc = arg;
|
|
|
|
struct IsdnCardState *cs = st->l1.hardware;
|
|
|
|
struct Channel *chanp;
|
|
|
|
|
2012-02-20 11:52:38 +08:00
|
|
|
if (!pc)
|
2005-04-17 06:20:36 +08:00
|
|
|
return;
|
|
|
|
|
|
|
|
if (pr == (CC_SETUP | INDICATION)) {
|
|
|
|
if (!(chanp = selectfreechannel(pc->st, pc->para.bchannel))) {
|
|
|
|
pc->para.cause = 0x11; /* User busy */
|
|
|
|
pc->st->lli.l4l3(pc->st, CC_REJECT | REQUEST, pc);
|
|
|
|
} else {
|
|
|
|
chanp->proc = pc;
|
|
|
|
pc->chan = chanp;
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_IND, NULL);
|
|
|
|
}
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (!(chanp = pc->chan))
|
|
|
|
return;
|
|
|
|
|
|
|
|
switch (pr) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (CC_MORE_INFO | INDICATION):
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_IND, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_DISCONNECT | INDICATION):
|
|
|
|
FsmEvent(&chanp->fi, EV_DISCONNECT_IND, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_RELEASE | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_RELEASE, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_SUSPEND | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_RELEASE, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_RESUME | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_CNF, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_RESUME_ERR):
|
|
|
|
FsmEvent(&chanp->fi, EV_RELEASE, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_RELEASE | INDICATION):
|
|
|
|
FsmEvent(&chanp->fi, EV_RELEASE, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_SETUP_COMPL | INDICATION):
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_CMPL_IND, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_SETUP | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_CNF, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_CHARGE | INDICATION):
|
|
|
|
FsmEvent(&chanp->fi, EV_CINF, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_NOSETUP_RSP):
|
|
|
|
FsmEvent(&chanp->fi, EV_NOSETUP_RSP, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_SETUP_ERR):
|
|
|
|
FsmEvent(&chanp->fi, EV_SETUP_ERR, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_CONNECT_ERR):
|
|
|
|
FsmEvent(&chanp->fi, EV_CONNECT_ERR, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_RELEASE_ERR):
|
|
|
|
FsmEvent(&chanp->fi, EV_RELEASE, NULL);
|
|
|
|
break;
|
|
|
|
case (CC_PROCEED_SEND | INDICATION):
|
|
|
|
case (CC_PROCEEDING | INDICATION):
|
|
|
|
case (CC_ALERTING | INDICATION):
|
|
|
|
case (CC_PROGRESS | INDICATION):
|
|
|
|
case (CC_NOTIFY | INDICATION):
|
|
|
|
break;
|
|
|
|
case (CC_REDIR | INDICATION):
|
|
|
|
stat_redir_result(cs, chanp->chan, pc->redir_result);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
if (chanp->debug & 0x800) {
|
|
|
|
HiSax_putstatus(chanp->cs, "Ch",
|
2005-04-17 06:20:36 +08:00
|
|
|
"%d L3->L4 unknown primitiv %#x",
|
|
|
|
chanp->chan, pr);
|
2012-02-20 11:52:38 +08:00
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
dummy_pstack(struct PStack *st, int pr, void *arg) {
|
|
|
|
printk(KERN_WARNING"call to dummy_pstack pr=%04x arg %lx\n", pr, (long)arg);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
init_PStack(struct PStack **stp) {
|
2018-07-27 10:45:30 +08:00
|
|
|
*stp = kmalloc(sizeof(struct PStack), GFP_KERNEL);
|
2005-04-17 06:20:36 +08:00
|
|
|
if (!*stp)
|
|
|
|
return -ENOMEM;
|
|
|
|
(*stp)->next = NULL;
|
|
|
|
(*stp)->l1.l1l2 = dummy_pstack;
|
|
|
|
(*stp)->l1.l1hw = dummy_pstack;
|
|
|
|
(*stp)->l1.l1tei = dummy_pstack;
|
|
|
|
(*stp)->l2.l2tei = dummy_pstack;
|
|
|
|
(*stp)->l2.l2l1 = dummy_pstack;
|
|
|
|
(*stp)->l2.l2l3 = dummy_pstack;
|
|
|
|
(*stp)->l3.l3l2 = dummy_pstack;
|
|
|
|
(*stp)->l3.l3ml3 = dummy_pstack;
|
|
|
|
(*stp)->l3.l3l4 = dummy_pstack;
|
|
|
|
(*stp)->lli.l4l3 = dummy_pstack;
|
|
|
|
(*stp)->ma.layer = dummy_pstack;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
init_d_st(struct Channel *chanp)
|
|
|
|
{
|
|
|
|
struct PStack *st;
|
|
|
|
struct IsdnCardState *cs = chanp->cs;
|
|
|
|
char tmp[16];
|
|
|
|
int err;
|
|
|
|
|
|
|
|
err = init_PStack(&chanp->d_st);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
st = chanp->d_st;
|
|
|
|
st->next = NULL;
|
|
|
|
HiSax_addlist(cs, st);
|
|
|
|
setstack_HiSax(st, cs);
|
|
|
|
st->l2.sap = 0;
|
|
|
|
st->l2.tei = -1;
|
|
|
|
st->l2.flag = 0;
|
|
|
|
test_and_set_bit(FLG_MOD128, &st->l2.flag);
|
|
|
|
test_and_set_bit(FLG_LAPD, &st->l2.flag);
|
|
|
|
test_and_set_bit(FLG_ORIG, &st->l2.flag);
|
|
|
|
st->l2.maxlen = MAX_DFRAME_LEN;
|
|
|
|
st->l2.window = 1;
|
|
|
|
st->l2.T200 = 1000; /* 1000 milliseconds */
|
|
|
|
st->l2.N200 = 3; /* try 3 times */
|
|
|
|
st->l2.T203 = 10000; /* 10000 milliseconds */
|
|
|
|
if (test_bit(FLG_TWO_DCHAN, &cs->HW_Flags))
|
|
|
|
sprintf(tmp, "DCh%d Q.921 ", chanp->chan);
|
|
|
|
else
|
|
|
|
sprintf(tmp, "DCh Q.921 ");
|
|
|
|
setstack_isdnl2(st, tmp);
|
|
|
|
setstack_l3dc(st, chanp);
|
|
|
|
st->lli.userdata = chanp;
|
|
|
|
st->l3.l3l4 = dchan_l3l4;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-11-01 08:11:33 +08:00
|
|
|
static __printf(2, 3) void
|
2012-02-20 11:52:38 +08:00
|
|
|
callc_debug(struct FsmInst *fi, char *fmt, ...)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
va_list args;
|
|
|
|
struct Channel *chanp = fi->userdata;
|
|
|
|
char tmp[16];
|
|
|
|
|
|
|
|
va_start(args, fmt);
|
|
|
|
sprintf(tmp, "Ch%d callc ", chanp->chan);
|
|
|
|
VHiSax_putstatus(chanp->cs, tmp, fmt, args);
|
|
|
|
va_end(args);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
init_chan(int chan, struct IsdnCardState *csta)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = csta->channel + chan;
|
|
|
|
int err;
|
|
|
|
|
|
|
|
chanp->cs = csta;
|
|
|
|
chanp->bcs = csta->bcs + chan;
|
|
|
|
chanp->chan = chan;
|
|
|
|
chanp->incoming = 0;
|
|
|
|
chanp->debug = 0;
|
|
|
|
chanp->Flags = 0;
|
|
|
|
chanp->leased = 0;
|
|
|
|
err = init_PStack(&chanp->b_st);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
chanp->b_st->l1.delay = DEFAULT_B_DELAY;
|
|
|
|
chanp->fi.fsm = &callcfsm;
|
|
|
|
chanp->fi.state = ST_NULL;
|
|
|
|
chanp->fi.debug = 0;
|
|
|
|
chanp->fi.userdata = chanp;
|
|
|
|
chanp->fi.printdebug = callc_debug;
|
|
|
|
FsmInitTimer(&chanp->fi, &chanp->dial_timer);
|
|
|
|
FsmInitTimer(&chanp->fi, &chanp->drel_timer);
|
|
|
|
if (!chan || (test_bit(FLG_TWO_DCHAN, &csta->HW_Flags) && chan < 2)) {
|
|
|
|
err = init_d_st(chanp);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
} else {
|
|
|
|
chanp->d_st = csta->channel->d_st;
|
|
|
|
}
|
|
|
|
chanp->data_open = 0;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
CallcNewChan(struct IsdnCardState *csta) {
|
|
|
|
int i, err;
|
|
|
|
|
|
|
|
chancount += 2;
|
|
|
|
err = init_chan(0, csta);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
err = init_chan(1, csta);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
printk(KERN_INFO "HiSax: 2 channels added\n");
|
|
|
|
|
2012-02-20 11:52:38 +08:00
|
|
|
for (i = 0; i < MAX_WAITING_CALLS; i++) {
|
|
|
|
err = init_chan(i + 2, csta);
|
2005-04-17 06:20:36 +08:00
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
printk(KERN_INFO "HiSax: MAX_WAITING_CALLS added\n");
|
|
|
|
if (test_bit(FLG_PTP, &csta->channel->d_st->l2.flag)) {
|
|
|
|
printk(KERN_INFO "LAYER2 WATCHING ESTABLISH\n");
|
|
|
|
csta->channel->d_st->lli.l4l3(csta->channel->d_st,
|
2012-02-20 11:52:38 +08:00
|
|
|
DL_ESTABLISH | REQUEST, NULL);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
release_d_st(struct Channel *chanp)
|
|
|
|
{
|
|
|
|
struct PStack *st = chanp->d_st;
|
|
|
|
|
|
|
|
if (!st)
|
|
|
|
return;
|
|
|
|
releasestack_isdnl2(st);
|
|
|
|
releasestack_isdnl3(st);
|
|
|
|
HiSax_rmlist(st->l1.hardware, st);
|
|
|
|
kfree(st);
|
|
|
|
chanp->d_st = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
CallcFreeChan(struct IsdnCardState *csta)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
|
|
FsmDelTimer(&csta->channel[i].drel_timer, 74);
|
|
|
|
FsmDelTimer(&csta->channel[i].dial_timer, 75);
|
|
|
|
if (i || test_bit(FLG_TWO_DCHAN, &csta->HW_Flags))
|
|
|
|
release_d_st(csta->channel + i);
|
|
|
|
if (csta->channel[i].b_st) {
|
|
|
|
release_b_st(csta->channel + i);
|
|
|
|
kfree(csta->channel[i].b_st);
|
|
|
|
csta->channel[i].b_st = NULL;
|
|
|
|
} else
|
2010-07-03 02:41:51 +08:00
|
|
|
printk(KERN_WARNING "CallcFreeChan b_st ch%d already freed\n", i);
|
2005-04-17 06:20:36 +08:00
|
|
|
if (i || test_bit(FLG_TWO_DCHAN, &csta->HW_Flags)) {
|
|
|
|
release_d_st(csta->channel + i);
|
|
|
|
} else
|
|
|
|
csta->channel[i].d_st = NULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lldata_handler(struct PStack *st, int pr, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = (struct Channel *) st->lli.userdata;
|
|
|
|
struct sk_buff *skb = arg;
|
|
|
|
|
|
|
|
switch (pr) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (DL_DATA | INDICATION):
|
|
|
|
if (chanp->data_open) {
|
|
|
|
if (chanp->debug & 0x800)
|
|
|
|
link_debug(chanp, 0, "lldata: %d", skb->len);
|
|
|
|
chanp->cs->iif.rcvcallb_skb(chanp->cs->myid, chanp->chan, skb);
|
|
|
|
} else {
|
|
|
|
link_debug(chanp, 0, "lldata: channel not open");
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case (DL_ESTABLISH | INDICATION):
|
|
|
|
case (DL_ESTABLISH | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_BC_EST, NULL);
|
|
|
|
break;
|
|
|
|
case (DL_RELEASE | INDICATION):
|
|
|
|
case (DL_RELEASE | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_BC_REL, NULL);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING "lldata_handler unknown primitive %#x\n",
|
|
|
|
pr);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
lltrans_handler(struct PStack *st, int pr, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = (struct Channel *) st->lli.userdata;
|
|
|
|
struct sk_buff *skb = arg;
|
|
|
|
|
|
|
|
switch (pr) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (PH_DATA | INDICATION):
|
|
|
|
if (chanp->data_open) {
|
|
|
|
if (chanp->debug & 0x800)
|
|
|
|
link_debug(chanp, 0, "lltrans: %d", skb->len);
|
|
|
|
chanp->cs->iif.rcvcallb_skb(chanp->cs->myid, chanp->chan, skb);
|
|
|
|
} else {
|
|
|
|
link_debug(chanp, 0, "lltrans: channel not open");
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case (PH_ACTIVATE | INDICATION):
|
|
|
|
case (PH_ACTIVATE | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_BC_EST, NULL);
|
|
|
|
break;
|
|
|
|
case (PH_DEACTIVATE | INDICATION):
|
|
|
|
case (PH_DEACTIVATE | CONFIRM):
|
|
|
|
FsmEvent(&chanp->fi, EV_BC_REL, NULL);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING "lltrans_handler unknown primitive %#x\n",
|
|
|
|
pr);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
lli_writewakeup(struct PStack *st, int len)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = st->lli.userdata;
|
|
|
|
isdn_ctrl ic;
|
|
|
|
|
|
|
|
if (chanp->debug & 0x800)
|
|
|
|
link_debug(chanp, 0, "llwakeup: %d", len);
|
|
|
|
ic.driver = chanp->cs->myid;
|
|
|
|
ic.command = ISDN_STAT_BSENT;
|
|
|
|
ic.arg = chanp->chan;
|
|
|
|
ic.parm.length = len;
|
|
|
|
chanp->cs->iif.statcallb(&ic);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
init_b_st(struct Channel *chanp, int incoming)
|
|
|
|
{
|
|
|
|
struct PStack *st = chanp->b_st;
|
|
|
|
struct IsdnCardState *cs = chanp->cs;
|
|
|
|
char tmp[16];
|
|
|
|
|
|
|
|
st->l1.hardware = cs;
|
|
|
|
if (chanp->leased)
|
|
|
|
st->l1.bc = chanp->chan & 1;
|
|
|
|
else
|
|
|
|
st->l1.bc = chanp->proc->para.bchannel - 1;
|
|
|
|
switch (chanp->l2_active_protocol) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (ISDN_PROTO_L2_X75I):
|
|
|
|
case (ISDN_PROTO_L2_HDLC):
|
|
|
|
st->l1.mode = L1_MODE_HDLC;
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_HDLC_56K):
|
|
|
|
st->l1.mode = L1_MODE_HDLC_56K;
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_TRANS):
|
|
|
|
st->l1.mode = L1_MODE_TRANS;
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_MODEM):
|
|
|
|
st->l1.mode = L1_MODE_V32;
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_FAX):
|
|
|
|
st->l1.mode = L1_MODE_FAX;
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
chanp->bcs->conmsg = NULL;
|
|
|
|
if (chanp->bcs->BC_SetStack(st, chanp->bcs))
|
|
|
|
return (-1);
|
|
|
|
st->l2.flag = 0;
|
|
|
|
test_and_set_bit(FLG_LAPB, &st->l2.flag);
|
|
|
|
st->l2.maxlen = MAX_DATA_SIZE;
|
|
|
|
if (!incoming)
|
|
|
|
test_and_set_bit(FLG_ORIG, &st->l2.flag);
|
|
|
|
st->l2.T200 = 1000; /* 1000 milliseconds */
|
|
|
|
st->l2.window = 7;
|
|
|
|
st->l2.N200 = 4; /* try 4 times */
|
|
|
|
st->l2.T203 = 5000; /* 5000 milliseconds */
|
|
|
|
st->l3.debug = 0;
|
|
|
|
switch (chanp->l2_active_protocol) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (ISDN_PROTO_L2_X75I):
|
|
|
|
sprintf(tmp, "Ch%d X.75", chanp->chan);
|
|
|
|
setstack_isdnl2(st, tmp);
|
|
|
|
setstack_l3bc(st, chanp);
|
|
|
|
st->l2.l2l3 = lldata_handler;
|
|
|
|
st->lli.userdata = chanp;
|
|
|
|
test_and_clear_bit(FLG_LLI_L1WAKEUP, &st->lli.flag);
|
|
|
|
test_and_set_bit(FLG_LLI_L2WAKEUP, &st->lli.flag);
|
|
|
|
st->l2.l2m.debug = chanp->debug & 16;
|
|
|
|
st->l2.debug = chanp->debug & 64;
|
|
|
|
break;
|
|
|
|
case (ISDN_PROTO_L2_HDLC):
|
|
|
|
case (ISDN_PROTO_L2_HDLC_56K):
|
|
|
|
case (ISDN_PROTO_L2_TRANS):
|
|
|
|
case (ISDN_PROTO_L2_MODEM):
|
|
|
|
case (ISDN_PROTO_L2_FAX):
|
|
|
|
st->l1.l1l2 = lltrans_handler;
|
|
|
|
st->lli.userdata = chanp;
|
|
|
|
test_and_set_bit(FLG_LLI_L1WAKEUP, &st->lli.flag);
|
|
|
|
test_and_clear_bit(FLG_LLI_L2WAKEUP, &st->lli.flag);
|
|
|
|
setstack_transl2(st);
|
|
|
|
setstack_l3bc(st, chanp);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
test_and_set_bit(FLG_START_B, &chanp->Flags);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
leased_l4l3(struct PStack *st, int pr, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = (struct Channel *) st->lli.userdata;
|
|
|
|
struct sk_buff *skb = arg;
|
|
|
|
|
|
|
|
switch (pr) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (DL_DATA | REQUEST):
|
|
|
|
link_debug(chanp, 0, "leased line d-channel DATA");
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
break;
|
|
|
|
case (DL_ESTABLISH | REQUEST):
|
|
|
|
st->l2.l2l1(st, PH_ACTIVATE | REQUEST, NULL);
|
|
|
|
break;
|
|
|
|
case (DL_RELEASE | REQUEST):
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING "transd_l4l3 unknown primitive %#x\n",
|
|
|
|
pr);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
leased_l1l2(struct PStack *st, int pr, void *arg)
|
|
|
|
{
|
|
|
|
struct Channel *chanp = (struct Channel *) st->lli.userdata;
|
|
|
|
struct sk_buff *skb = arg;
|
2012-02-20 11:52:38 +08:00
|
|
|
int i, event = EV_LEASED_REL;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
switch (pr) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (PH_DATA | INDICATION):
|
|
|
|
link_debug(chanp, 0, "leased line d-channel DATA");
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
break;
|
|
|
|
case (PH_ACTIVATE | INDICATION):
|
|
|
|
case (PH_ACTIVATE | CONFIRM):
|
|
|
|
event = EV_LEASED;
|
2018-07-04 05:17:31 +08:00
|
|
|
/* fall through */
|
2012-02-20 11:52:38 +08:00
|
|
|
case (PH_DEACTIVATE | INDICATION):
|
|
|
|
case (PH_DEACTIVATE | CONFIRM):
|
|
|
|
if (test_bit(FLG_TWO_DCHAN, &chanp->cs->HW_Flags))
|
|
|
|
i = 1;
|
|
|
|
else
|
|
|
|
i = 0;
|
|
|
|
while (i < 2) {
|
|
|
|
FsmEvent(&chanp->fi, event, NULL);
|
|
|
|
chanp++;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING
|
|
|
|
"transd_l1l2 unknown primitive %#x\n", pr);
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
distr_debug(struct IsdnCardState *csta, int debugflags)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
struct Channel *chanp = csta->channel;
|
|
|
|
|
2012-02-20 11:52:38 +08:00
|
|
|
for (i = 0; i < (2 + MAX_WAITING_CALLS); i++) {
|
2005-04-17 06:20:36 +08:00
|
|
|
chanp[i].debug = debugflags;
|
|
|
|
chanp[i].fi.debug = debugflags & 2;
|
|
|
|
chanp[i].d_st->l2.l2m.debug = debugflags & 8;
|
|
|
|
chanp[i].b_st->l2.l2m.debug = debugflags & 0x10;
|
|
|
|
chanp[i].d_st->l2.debug = debugflags & 0x20;
|
|
|
|
chanp[i].b_st->l2.debug = debugflags & 0x40;
|
|
|
|
chanp[i].d_st->l3.l3m.debug = debugflags & 0x80;
|
|
|
|
chanp[i].b_st->l3.l3m.debug = debugflags & 0x100;
|
|
|
|
chanp[i].b_st->ma.tei_m.debug = debugflags & 0x200;
|
|
|
|
chanp[i].b_st->ma.debug = debugflags & 0x200;
|
|
|
|
chanp[i].d_st->l1.l1m.debug = debugflags & 0x1000;
|
|
|
|
chanp[i].b_st->l1.l1m.debug = debugflags & 0x2000;
|
|
|
|
}
|
|
|
|
if (debugflags & 4)
|
|
|
|
csta->debug |= DEB_DLOG_HEX;
|
|
|
|
else
|
|
|
|
csta->debug &= ~DEB_DLOG_HEX;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char tmpbuf[256];
|
|
|
|
|
|
|
|
static void
|
|
|
|
capi_debug(struct Channel *chanp, capi_msg *cm)
|
|
|
|
{
|
|
|
|
char *t = tmpbuf;
|
|
|
|
|
2012-02-20 11:52:38 +08:00
|
|
|
t += QuickHex(t, (u_char *)cm, (cm->Length > 50) ? 50 : cm->Length);
|
2005-04-17 06:20:36 +08:00
|
|
|
t--;
|
2012-02-20 11:52:38 +08:00
|
|
|
*t = 0;
|
2005-04-17 06:20:36 +08:00
|
|
|
HiSax_putstatus(chanp->cs, "Ch", "%d CAPIMSG %s", chanp->chan, tmpbuf);
|
|
|
|
}
|
|
|
|
|
2005-06-26 05:59:18 +08:00
|
|
|
static void
|
2005-04-17 06:20:36 +08:00
|
|
|
lli_got_fac_req(struct Channel *chanp, capi_msg *cm) {
|
|
|
|
if ((cm->para[0] != 3) || (cm->para[1] != 0))
|
|
|
|
return;
|
2012-02-20 11:52:38 +08:00
|
|
|
if (cm->para[2] < 3)
|
2005-04-17 06:20:36 +08:00
|
|
|
return;
|
|
|
|
if (cm->para[4] != 0)
|
|
|
|
return;
|
2012-02-20 11:52:38 +08:00
|
|
|
switch (cm->para[3]) {
|
|
|
|
case 4: /* Suspend */
|
|
|
|
strncpy(chanp->setup.phone, &cm->para[5], cm->para[5] + 1);
|
|
|
|
FsmEvent(&chanp->fi, EV_SUSPEND, cm);
|
|
|
|
break;
|
|
|
|
case 5: /* Resume */
|
|
|
|
strncpy(chanp->setup.phone, &cm->para[5], cm->para[5] + 1);
|
|
|
|
if (chanp->fi.state == ST_NULL) {
|
|
|
|
FsmEvent(&chanp->fi, EV_RESUME, cm);
|
|
|
|
} else {
|
|
|
|
FsmDelTimer(&chanp->dial_timer, 72);
|
|
|
|
FsmAddTimer(&chanp->dial_timer, 80, EV_RESUME, cm, 73);
|
|
|
|
}
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2005-06-26 05:59:18 +08:00
|
|
|
static void
|
2005-04-17 06:20:36 +08:00
|
|
|
lli_got_manufacturer(struct Channel *chanp, struct IsdnCardState *cs, capi_msg *cm) {
|
|
|
|
if ((cs->typ == ISDN_CTYPE_ELSA) || (cs->typ == ISDN_CTYPE_ELSA_PNP) ||
|
2012-02-20 11:52:38 +08:00
|
|
|
(cs->typ == ISDN_CTYPE_ELSA_PCI)) {
|
2005-04-17 06:20:36 +08:00
|
|
|
if (cs->hw.elsa.MFlag) {
|
|
|
|
cs->cardmsg(cs, CARD_AUX_IND, cm->para);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***************************************************************/
|
|
|
|
/* Limit the available number of channels for the current card */
|
|
|
|
/***************************************************************/
|
2012-02-20 11:52:38 +08:00
|
|
|
static int
|
2005-04-17 06:20:36 +08:00
|
|
|
set_channel_limit(struct IsdnCardState *cs, int chanmax)
|
|
|
|
{
|
|
|
|
isdn_ctrl ic;
|
|
|
|
int i, ii;
|
|
|
|
|
|
|
|
if ((chanmax < 0) || (chanmax > 2))
|
2012-02-20 11:52:38 +08:00
|
|
|
return (-EINVAL);
|
2005-04-17 06:20:36 +08:00
|
|
|
cs->chanlimit = 0;
|
|
|
|
for (ii = 0; ii < 2; ii++) {
|
|
|
|
ic.driver = cs->myid;
|
|
|
|
ic.command = ISDN_STAT_DISCH;
|
|
|
|
ic.arg = ii;
|
|
|
|
if (ii >= chanmax)
|
|
|
|
ic.parm.num[0] = 0; /* disabled */
|
|
|
|
else
|
|
|
|
ic.parm.num[0] = 1; /* enabled */
|
2012-02-20 11:52:38 +08:00
|
|
|
i = cs->iif.statcallb(&ic);
|
|
|
|
if (i) return (-EINVAL);
|
|
|
|
if (ii < chanmax)
|
2005-04-17 06:20:36 +08:00
|
|
|
cs->chanlimit++;
|
|
|
|
}
|
2012-02-20 11:52:38 +08:00
|
|
|
return (0);
|
2005-04-17 06:20:36 +08:00
|
|
|
} /* set_channel_limit */
|
|
|
|
|
|
|
|
int
|
2012-02-20 11:52:38 +08:00
|
|
|
HiSax_command(isdn_ctrl *ic)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
struct IsdnCardState *csta = hisax_findcard(ic->driver);
|
|
|
|
struct PStack *st;
|
|
|
|
struct Channel *chanp;
|
|
|
|
int i;
|
|
|
|
u_int num;
|
|
|
|
|
|
|
|
if (!csta) {
|
|
|
|
printk(KERN_ERR
|
2012-02-20 11:52:38 +08:00
|
|
|
"HiSax: if_command %d called with invalid driverId %d!\n",
|
|
|
|
ic->command, ic->driver);
|
2005-04-17 06:20:36 +08:00
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
switch (ic->command) {
|
2012-02-20 11:52:38 +08:00
|
|
|
case (ISDN_CMD_SETEAZ):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_SETL2):
|
|
|
|
chanp = csta->channel + (ic->arg & 0xff);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "SETL2 card %d %ld",
|
|
|
|
csta->cardnr + 1, ic->arg >> 8);
|
|
|
|
chanp->l2_protocol = ic->arg >> 8;
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_SETL3):
|
|
|
|
chanp = csta->channel + (ic->arg & 0xff);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "SETL3 card %d %ld",
|
|
|
|
csta->cardnr + 1, ic->arg >> 8);
|
|
|
|
chanp->l3_protocol = ic->arg >> 8;
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_DIAL):
|
|
|
|
chanp = csta->channel + (ic->arg & 0xff);
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "DIAL %s -> %s (%d,%d)",
|
|
|
|
ic->parm.setup.eazmsn, ic->parm.setup.phone,
|
|
|
|
ic->parm.setup.si1, ic->parm.setup.si2);
|
|
|
|
memcpy(&chanp->setup, &ic->parm.setup, sizeof(setup_parm));
|
|
|
|
if (!strcmp(chanp->setup.eazmsn, "0"))
|
|
|
|
chanp->setup.eazmsn[0] = '\0';
|
|
|
|
/* this solution is dirty and may be change, if
|
|
|
|
* we make a callreference based callmanager */
|
|
|
|
if (chanp->fi.state == ST_NULL) {
|
|
|
|
FsmEvent(&chanp->fi, EV_DIAL, NULL);
|
|
|
|
} else {
|
|
|
|
FsmDelTimer(&chanp->dial_timer, 70);
|
|
|
|
FsmAddTimer(&chanp->dial_timer, 50, EV_DIAL, NULL, 71);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_ACCEPTB):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "ACCEPTB");
|
|
|
|
FsmEvent(&chanp->fi, EV_ACCEPTB, NULL);
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_ACCEPTD):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
memcpy(&chanp->setup, &ic->parm.setup, sizeof(setup_parm));
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "ACCEPTD");
|
|
|
|
FsmEvent(&chanp->fi, EV_ACCEPTD, NULL);
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_HANGUP):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "HANGUP");
|
|
|
|
FsmEvent(&chanp->fi, EV_HANGUP, NULL);
|
|
|
|
break;
|
|
|
|
case (CAPI_PUT_MESSAGE):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
capi_debug(chanp, &ic->parm.cmsg);
|
|
|
|
if (ic->parm.cmsg.Length < 8)
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
switch (ic->parm.cmsg.Command) {
|
|
|
|
case CAPI_FACILITY:
|
|
|
|
if (ic->parm.cmsg.Subcommand == CAPI_REQ)
|
|
|
|
lli_got_fac_req(chanp, &ic->parm.cmsg);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case CAPI_MANUFACTURER:
|
|
|
|
if (ic->parm.cmsg.Subcommand == CAPI_REQ)
|
|
|
|
lli_got_manufacturer(chanp, csta, &ic->parm.cmsg);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
default:
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
case (ISDN_CMD_IOCTL):
|
|
|
|
switch (ic->arg) {
|
|
|
|
case (0):
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
HiSax_reportcard(csta->cardnr, num);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (1):
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
distr_debug(csta, num);
|
|
|
|
printk(KERN_DEBUG "HiSax: debugging flags card %d set to %x\n",
|
|
|
|
csta->cardnr + 1, num);
|
|
|
|
HiSax_putstatus(csta, "debugging flags ",
|
|
|
|
"card %d set to %x", csta->cardnr + 1, num);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (2):
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
csta->channel[0].b_st->l1.delay = num;
|
|
|
|
csta->channel[1].b_st->l1.delay = num;
|
|
|
|
HiSax_putstatus(csta, "delay ", "card %d set to %d ms",
|
|
|
|
csta->cardnr + 1, num);
|
|
|
|
printk(KERN_DEBUG "HiSax: delay card %d set to %d ms\n",
|
|
|
|
csta->cardnr + 1, num);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (5): /* set card in leased mode */
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
if ((num < 1) || (num > 2)) {
|
|
|
|
HiSax_putstatus(csta, "Set LEASED ",
|
|
|
|
"wrong channel %d", num);
|
|
|
|
printk(KERN_WARNING "HiSax: Set LEASED wrong channel %d\n",
|
|
|
|
num);
|
|
|
|
} else {
|
|
|
|
num--;
|
|
|
|
chanp = csta->channel + num;
|
|
|
|
chanp->leased = 1;
|
|
|
|
HiSax_putstatus(csta, "Card",
|
|
|
|
"%d channel %d set leased mode\n",
|
|
|
|
csta->cardnr + 1, num + 1);
|
|
|
|
chanp->d_st->l1.l1l2 = leased_l1l2;
|
|
|
|
chanp->d_st->lli.l4l3 = leased_l4l3;
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st,
|
|
|
|
DL_ESTABLISH | REQUEST, NULL);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (6): /* set B-channel test loop */
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
if (csta->stlist)
|
|
|
|
csta->stlist->l2.l2l1(csta->stlist,
|
|
|
|
PH_TESTLOOP | REQUEST, (void *) (long)num);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (7): /* set card in PTP mode */
|
|
|
|
num = *(unsigned int *) ic->parm.num;
|
|
|
|
if (test_bit(FLG_TWO_DCHAN, &csta->HW_Flags)) {
|
|
|
|
printk(KERN_ERR "HiSax PTP mode only with one TEI possible\n");
|
|
|
|
} else if (num) {
|
|
|
|
test_and_set_bit(FLG_PTP, &csta->channel[0].d_st->l2.flag);
|
|
|
|
test_and_set_bit(FLG_FIXED_TEI, &csta->channel[0].d_st->l2.flag);
|
|
|
|
csta->channel[0].d_st->l2.tei = 0;
|
|
|
|
HiSax_putstatus(csta, "set card ", "in PTP mode");
|
|
|
|
printk(KERN_DEBUG "HiSax: set card in PTP mode\n");
|
|
|
|
printk(KERN_INFO "LAYER2 WATCHING ESTABLISH\n");
|
|
|
|
csta->channel[0].d_st->lli.l4l3(csta->channel[0].d_st,
|
|
|
|
DL_ESTABLISH | REQUEST, NULL);
|
|
|
|
} else {
|
|
|
|
test_and_clear_bit(FLG_PTP, &csta->channel[0].d_st->l2.flag);
|
|
|
|
test_and_clear_bit(FLG_FIXED_TEI, &csta->channel[0].d_st->l2.flag);
|
|
|
|
HiSax_putstatus(csta, "set card ", "in PTMP mode");
|
|
|
|
printk(KERN_DEBUG "HiSax: set card in PTMP mode\n");
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (8): /* set card in FIXED TEI mode */
|
|
|
|
num = *(unsigned int *)ic->parm.num;
|
|
|
|
chanp = csta->channel + (num & 1);
|
|
|
|
num = num >> 1;
|
|
|
|
if (num == 127) {
|
|
|
|
test_and_clear_bit(FLG_FIXED_TEI, &chanp->d_st->l2.flag);
|
|
|
|
chanp->d_st->l2.tei = -1;
|
|
|
|
HiSax_putstatus(csta, "set card ", "in VAR TEI mode");
|
|
|
|
printk(KERN_DEBUG "HiSax: set card in VAR TEI mode\n");
|
|
|
|
} else {
|
|
|
|
test_and_set_bit(FLG_FIXED_TEI, &chanp->d_st->l2.flag);
|
|
|
|
chanp->d_st->l2.tei = num;
|
|
|
|
HiSax_putstatus(csta, "set card ", "in FIXED TEI (%d) mode", num);
|
|
|
|
printk(KERN_DEBUG "HiSax: set card in FIXED TEI (%d) mode\n",
|
|
|
|
num);
|
|
|
|
}
|
|
|
|
chanp->d_st->lli.l4l3(chanp->d_st,
|
|
|
|
DL_ESTABLISH | REQUEST, NULL);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (11):
|
|
|
|
num = csta->debug & DEB_DLOG_HEX;
|
|
|
|
csta->debug = *(unsigned int *) ic->parm.num;
|
|
|
|
csta->debug |= num;
|
|
|
|
HiSax_putstatus(cards[0].cs, "l1 debugging ",
|
|
|
|
"flags card %d set to %x",
|
|
|
|
csta->cardnr + 1, csta->debug);
|
|
|
|
printk(KERN_DEBUG "HiSax: l1 debugging flags card %d set to %x\n",
|
|
|
|
csta->cardnr + 1, csta->debug);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (13):
|
|
|
|
csta->channel[0].d_st->l3.debug = *(unsigned int *) ic->parm.num;
|
|
|
|
csta->channel[1].d_st->l3.debug = *(unsigned int *) ic->parm.num;
|
|
|
|
HiSax_putstatus(cards[0].cs, "l3 debugging ",
|
|
|
|
"flags card %d set to %x\n", csta->cardnr + 1,
|
|
|
|
*(unsigned int *) ic->parm.num);
|
|
|
|
printk(KERN_DEBUG "HiSax: l3 debugging flags card %d set to %x\n",
|
|
|
|
csta->cardnr + 1, *(unsigned int *) ic->parm.num);
|
2005-04-17 06:20:36 +08:00
|
|
|
break;
|
2012-02-20 11:52:38 +08:00
|
|
|
case (10):
|
|
|
|
i = *(unsigned int *) ic->parm.num;
|
|
|
|
return (set_channel_limit(csta, i));
|
2005-04-17 06:20:36 +08:00
|
|
|
default:
|
|
|
|
if (csta->auxcmd)
|
2012-02-20 11:52:38 +08:00
|
|
|
return (csta->auxcmd(csta, ic));
|
|
|
|
printk(KERN_DEBUG "HiSax: invalid ioctl %d\n",
|
|
|
|
(int) ic->arg);
|
|
|
|
return (-EINVAL);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case (ISDN_CMD_PROCEED):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "PROCEED");
|
|
|
|
FsmEvent(&chanp->fi, EV_PROCEED, NULL);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case (ISDN_CMD_ALERT):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "ALERT");
|
|
|
|
FsmEvent(&chanp->fi, EV_ALERT, NULL);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case (ISDN_CMD_REDIR):
|
|
|
|
chanp = csta->channel + ic->arg;
|
|
|
|
if (chanp->debug & 1)
|
|
|
|
link_debug(chanp, 1, "REDIR");
|
|
|
|
memcpy(&chanp->setup, &ic->parm.setup, sizeof(setup_parm));
|
|
|
|
FsmEvent(&chanp->fi, EV_REDIR, NULL);
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* protocol specific io commands */
|
|
|
|
case (ISDN_CMD_PROT_IO):
|
|
|
|
for (st = csta->stlist; st; st = st->next)
|
|
|
|
if (st->protocol == (ic->arg & 0xFF))
|
|
|
|
return (st->lli.l4l3_proto(st, ic));
|
|
|
|
return (-EINVAL);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
if (csta->auxcmd)
|
|
|
|
return (csta->auxcmd(csta, ic));
|
|
|
|
return (-EINVAL);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
HiSax_writebuf_skb(int id, int chan, int ack, struct sk_buff *skb)
|
|
|
|
{
|
|
|
|
struct IsdnCardState *csta = hisax_findcard(id);
|
|
|
|
struct Channel *chanp;
|
|
|
|
struct PStack *st;
|
|
|
|
int len = skb->len;
|
|
|
|
struct sk_buff *nskb;
|
|
|
|
|
|
|
|
if (!csta) {
|
|
|
|
printk(KERN_ERR
|
2012-02-20 11:52:38 +08:00
|
|
|
"HiSax: if_sendbuf called with invalid driverId!\n");
|
2005-04-17 06:20:36 +08:00
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
chanp = csta->channel + chan;
|
|
|
|
st = chanp->b_st;
|
|
|
|
if (!chanp->data_open) {
|
|
|
|
link_debug(chanp, 1, "writebuf: channel not open");
|
|
|
|
return -EIO;
|
|
|
|
}
|
|
|
|
if (len > MAX_DATA_SIZE) {
|
|
|
|
link_debug(chanp, 1, "writebuf: packet too large (%d bytes)", len);
|
|
|
|
printk(KERN_WARNING "HiSax_writebuf: packet too large (%d bytes) !\n",
|
2012-02-20 11:52:38 +08:00
|
|
|
len);
|
2005-04-17 06:20:36 +08:00
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
if (len) {
|
|
|
|
if ((len + chanp->bcs->tx_cnt) > MAX_DATA_MEM) {
|
|
|
|
/* Must return 0 here, since this is not an error
|
|
|
|
* but a temporary lack of resources.
|
|
|
|
*/
|
|
|
|
if (chanp->debug & 0x800)
|
|
|
|
link_debug(chanp, 1, "writebuf: no buffers for %d bytes", len);
|
|
|
|
return 0;
|
|
|
|
} else if (chanp->debug & 0x800)
|
2012-02-20 11:52:38 +08:00
|
|
|
link_debug(chanp, 1, "writebuf %d/%d/%d", len, chanp->bcs->tx_cnt, MAX_DATA_MEM);
|
2005-04-17 06:20:36 +08:00
|
|
|
nskb = skb_clone(skb, GFP_ATOMIC);
|
|
|
|
if (nskb) {
|
|
|
|
nskb->truesize = nskb->len;
|
|
|
|
if (!ack)
|
|
|
|
nskb->pkt_type = PACKET_NOACK;
|
|
|
|
if (chanp->l2_active_protocol == ISDN_PROTO_L2_X75I)
|
|
|
|
st->l3.l3l2(st, DL_DATA | REQUEST, nskb);
|
|
|
|
else {
|
|
|
|
chanp->bcs->tx_cnt += len;
|
|
|
|
st->l2.l2l1(st, PH_DATA | REQUEST, nskb);
|
|
|
|
}
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
} else
|
|
|
|
len = 0;
|
|
|
|
}
|
|
|
|
return (len);
|
|
|
|
}
|