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authorAndreas Eversberg2009-09-26 13:20:29 +0200
committerAndreas Eversberg2009-09-26 13:20:29 +0200
commit323cbc387b1a068f8e2bcfd1034666406ba18c93 (patch)
treeee251a238dde61870ef4bef687e7fcb6fff1f749 /interface.c
parentSome minor corrections on default/interface.conf (diff)
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Added support for signalling system no. 5.
More infos will follow on the isdn4linux mailing list. modified: Makefile.am modified: Makefile.in modified: README modified: apppbx.cpp modified: configure modified: configure.ac modified: default/options.conf modified: dss1.cpp modified: ie.cpp modified: interface.c modified: interface.h modified: lcradmin.c modified: lcrsocket.h modified: mISDN.cpp modified: mISDN.h modified: main.c modified: main.h modified: port.h modified: socket_server.c new file: ss5.cpp new file: ss5.h new file: ss5_decode.c new file: ss5_decode.h new file: ss5_encode.c new file: ss5_encode.h
Diffstat (limited to 'interface.c')
-rw-r--r--interface.c74
1 files changed, 71 insertions, 3 deletions
diff --git a/interface.c b/interface.c
index df39b78..42f409c 100644
--- a/interface.c
+++ b/interface.c
@@ -916,6 +916,56 @@ static int inter_gsm(struct interface *interface, char *filename, int line, char
return(0);
#endif
}
+#ifdef WITH_SS5
+static int inter_ss5(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+ struct interface_port *ifport;
+ char *element;
+
+ /* port in chain ? */
+ if (!interface->ifport) {
+ SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+ return(-1);
+ }
+ /* goto end of chain */
+ ifport = interface->ifport;
+ while(ifport->next)
+ ifport = ifport->next;
+ ifport->ss5 |= SS5_ENABLE;
+ while((element = strsep(&value, " "))) {
+ if (element[0] == '\0')
+ continue;
+ if (!strcasecmp(element, "connect"))
+ ifport->ss5 |= SS5_FEATURE_CONNECT;
+ else
+ if (!strcasecmp(element, "nodisconnect"))
+ ifport->ss5 |= SS5_FEATURE_NODISCONNECT;
+ else
+ if (!strcasecmp(element, "releaseguardtimer"))
+ ifport->ss5 |= SS5_FEATURE_RELEASEGUARDTIMER;
+ else
+ if (!strcasecmp(element, "bell"))
+ ifport->ss5 |= SS5_FEATURE_BELL;
+ else
+ if (!strcasecmp(element, "pulsedialing"))
+ ifport->ss5 |= SS5_FEATURE_PULSEDIALING;
+ else
+ if (!strcasecmp(element, "delay"))
+ ifport->ss5 |= SS5_FEATURE_DELAY;
+ else
+ if (!strcasecmp(element, "starrelease"))
+ ifport->ss5 |= SS5_FEATURE_STAR_RELEASE;
+ else
+ if (!strcasecmp(element, "suppress"))
+ ifport->ss5 |= SS5_FEATURE_SUPPRESS;
+ else {
+ SPRINT(interface_error, "Error in %s (line %d): parameter '%s' does not allow value element '%s'.\n", filename, line, parameter, element);
+ return(-1);
+ }
+ }
+ return(0);
+}
+#endif
/*
@@ -1049,6 +1099,22 @@ struct interface_param interface_param[] = {
"This interface must be a loopback interface. The second loopback interface\n"
"must be assigned to OpenBSC"},
+#ifdef WITH_SS5
+ {"ccitt5", &inter_ss5, "[<feature> [feature ...]]",
+ "Interface uses CCITT No. 5 inband signalling rather than D-channel.\n"
+ "This feature causes CPU load to rise and has no practical intend.\n"
+ "If you don't know what it is, you don't need it.\n"
+ "Features apply to protocol behaviour and blueboxing specials, they are:\n"
+ " connect - Connect incomming call to throughconnect audio, if required.\n"
+ " nodisconnect - Don't disconnect if incomming exchange disconnects.\n"
+ " releaseguardtimer - Tries to prevent Blueboxing by a longer release-guard.\n"
+ " bell - Allow releasing and pulse-dialing via 2600 Hz like old Bell systems.\n"
+ " pulsedialing - Use pulse dialing on outgoing exchange. (takes long!)\n"
+ " delay - Use on incomming exchange, to make you feel a delay when blueboxing.\n"
+ " starrelease - Pulse dialing a star (11 pulses per digit) clears current call.\n"
+ " suppress - Suppress received tones, as they will be recognized."},
+#endif
+
{NULL, NULL, NULL, NULL}
};
@@ -1275,12 +1341,12 @@ static void set_defaults(struct interface_port *ifport)
if (ifport->interface->is_tones)
ifport->mISDNport->tones = (ifport->interface->is_tones==IS_YES);
else
- ifport->mISDNport->tones = (ifport->mISDNport->ntmode)?1:0;
+ ifport->mISDNport->tones = (ifport->mISDNport->ntmode || ifport->mISDNport->ss5)?1:0;
/* default is_earlyb */
if (ifport->interface->is_earlyb)
ifport->mISDNport->earlyb = (ifport->interface->is_earlyb==IS_YES);
else
- ifport->mISDNport->earlyb = (ifport->mISDNport->ntmode)?0:1;
+ ifport->mISDNport->earlyb = (ifport->mISDNport->ntmode && !ifport->mISDNport->ss5)?0:1;
/* set locally flag */
if (ifport->interface->extension)
ifport->mISDNport->locally = 1;
@@ -1366,7 +1432,7 @@ void load_port(struct interface_port *ifport)
struct mISDNport *mISDNport;
/* open new port */
- mISDNport = mISDNport_open(ifport->portnum, ifport->portname, ifport->ptp, ifport->nt, ifport->tespecial, ifport->l1hold, ifport->l2hold, ifport->interface, ifport->gsm);
+ mISDNport = mISDNport_open(ifport->portnum, ifport->portname, ifport->ptp, ifport->nt, ifport->tespecial, ifport->l1hold, ifport->l2hold, ifport->interface, ifport->gsm, ifport->ss5);
if (mISDNport) {
/* link port */
ifport->mISDNport = mISDNport;
@@ -1376,6 +1442,8 @@ void load_port(struct interface_port *ifport)
SCPY(ifport->portname, mISDNport->name);
/* set defaults */
set_defaults(ifport);
+ /* load static port instances */
+ mISDNport_static(mISDNport);
} else {
ifport->block = 2; /* not available */
}