patch-2.0.26 linux/drivers/isdn/teles/isdnl3.c

• Lines: 142
• Date: Wed Nov 13 08:36:20 1996
• Orig file: v2.0.25/linux/drivers/isdn/teles/isdnl3.c
• Orig date: Fri Jun 7 16:02:42 1996

diff -u --recursive --new-file v2.0.25/linux/drivers/isdn/teles/isdnl3.c linux/drivers/isdn/teles/isdnl3.c
@@ -1,6 +1,12 @@
-/* $Id: isdnl3.c,v 1.9 1996/06/06 14:22:27 fritz Exp $
+/* $Id: isdnl3.c,v 1.11 1996/09/29 19:41:58 fritz Exp $
  *
  * $Log: isdnl3.c,v $
+ * Revision 1.11  1996/09/29 19:41:58  fritz
+ * Bugfix: ignore unknown frames.
+ *
+ * Revision 1.10  1996/09/25 18:32:43  keil
+ * response for STATUS_ENQ message added
+ *
  * Revision 1.9  1996/06/06 14:22:27  fritz
  * Changed level of "non-digital call..." message, since
  * with audio support, this is quite normal.
@@ -391,6 +397,42 @@
 	newl3state(st, 7);
 }
 
+static void
+l3s21(struct PStack *st, byte pr, void *arg)
+{
+	struct BufHeader *dibh=arg;
+	byte           *p;
+	int             size;
+
+	BufPoolRelease(dibh);
+	
+	BufPoolGet(&dibh, st->l1.sbufpool, GFP_ATOMIC, (void *) st, 20);
+	p = DATAPTR(dibh);
+	p += st->l2.ihsize;
+	size = st->l2.ihsize;
+
+	*p++ = 0x8;
+	*p++ = 0x1;
+	*p++ = st->l3.callref;
+	*p++ = MT_STATUS;
+	size += 4;
+
+	*p++ = IE_CAUSE;
+	*p++ = 0x2;
+	*p++ = 0x80;
+	*p++ = 0x9E; /* answer status enquire */
+	size += 4;
+
+	*p++ = 0x14; /* CallState */
+	*p++ = 0x1;
+	*p++ = st->l3.state & 0x3f; /* ISO L3 CallState */
+	size += 3;
+
+	dibh->datasize = size;
+	i_down(st, dibh);
+
+}
+
 struct stateentry {
 	int             state;
 	byte            primitive;
@@ -432,34 +474,44 @@
 
 static struct stateentry datastatelist[] =
 {
+        {0,MT_STATUS_ENQUIRY,l3s21},
         {0,MT_SETUP,l3s12},
+        {1,MT_STATUS_ENQUIRY,l3s21},
         {1,MT_CALL_PROCEEDING,l3s6},
         {1,MT_SETUP_ACKNOWLEDGE,l3s6},
         {1,MT_RELEASE_COMPLETE,l3s4},
         {1,MT_RELEASE,l3s19},
         {1,MT_DISCONNECT,l3s7},
+        {3,MT_STATUS_ENQUIRY,l3s21},
         {3,MT_DISCONNECT,l3s7},
         {3,MT_CONNECT,l3s8},
         {3,MT_ALERTING,l3s11},
         {3,MT_RELEASE,l3s19},
         {3,MT_RELEASE_COMPLETE,l3s4},
+        {4,MT_STATUS_ENQUIRY,l3s21},
         {4,MT_CONNECT,l3s8},
         {4,MT_DISCONNECT,l3s7},
         {4,MT_RELEASE,l3s19},
         {4,MT_RELEASE_COMPLETE,l3s4},
+        {8,MT_STATUS_ENQUIRY,l3s21},
         {6,MT_SETUP,l3s12},
+        {8,MT_STATUS_ENQUIRY,l3s21},
         {7,MT_RELEASE,l3s19},
         {7,MT_RELEASE_COMPLETE,l3s4_1},
         {7,MT_DISCONNECT,l3s7},
+        {8,MT_STATUS_ENQUIRY,l3s21},
         {8,MT_RELEASE,l3s19},
         {8,MT_CONNECT_ACKNOWLEDGE,l3s17},
         {8,MT_DISCONNECT,l3s7},
         {8,MT_RELEASE_COMPLETE,l3s4_1},
+        {10,MT_STATUS_ENQUIRY,l3s21},
         {10,MT_DISCONNECT,l3s7},
         {10,MT_RELEASE,l3s19},
         {10,MT_RELEASE_COMPLETE,l3s4_1},
+        {11,MT_STATUS_ENQUIRY,l3s21},
         {11,MT_RELEASE,l3s19},
         {11,MT_RELEASE_COMPLETE,l3s4},
+        {19,MT_STATUS_ENQUIRY,l3s21},
         {19,MT_RELEASE_COMPLETE,l3s4},
 };
 
@@ -502,7 +554,7 @@
 				  datastatelist_1tr6t[i].rout(st, pr, ibh);
 			  break;
 #endif
-		  default:	/* E-DSS1 */
+		  case PROTO_EURO:	/* E-DSS1 */
 			  for (i = 0; i < datasllen; i++)
 				  if ((st->l3.state == datastatelist[i].state) &&
 				      (mt == datastatelist[i].primitive))
@@ -514,6 +566,10 @@
 				 		st->l3.state, mt);
 			  } else
 				  datastatelist[i].rout(st, pr, ibh);
+			  break;
+		  default:
+		          BufPoolRelease(ibh);
+			  break;
 		}
 	} else if (pr == DL_UNIT_DATA) {
 		ptr = DATAPTR(ibh);
@@ -540,7 +596,7 @@
 				  datastatelist_1tr6t[i].rout(st, pr, ibh);
 			  break;
 #endif
-		  default:	/* E-DSS1 */
+		  case PROTO_EURO:	/* E-DSS1 */
 			  for (i = 0; i < datasllen; i++)
 				  if ((st->l3.state == datastatelist[i].state) &&
 				      (mt == datastatelist[i].primitive))
@@ -552,6 +608,10 @@
 				 		st->l3.state, mt);
 			  } else
 				  datastatelist[i].rout(st, pr, ibh);
+			  break;
+		  default:
+		          BufPoolRelease(ibh);
+			  break;
 		}
 	}
 }