Make "dahdi show channels" show an outgoing called number.

The "dahdi show channels" extension column previously only showed the
called number of an incoming call.  It now shows the called number for an
outgoing call as well.

(closes issue #17653)
Reported by: amazinzay
Patches:
      issue17653_trunk.txt uploaded by rmudgett (license 664)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@279156 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_dahdi.c

@@ -5099,11 +5099,41 @@ static int dahdi_call(struct ast_channel *ast, char *rdest, int timeout)
 {
 	struct dahdi_pvt *p = ast->tech_pvt;
 	int x, res, mysig;
-	char dest[256]; /* must be same length as p->dialdest */
+	char *dest;
+	AST_DECLARE_APP_ARGS(args,
+		AST_APP_ARG(group);	/* channel/group token */
+		AST_APP_ARG(ext);	/* extension token */
+		//AST_APP_ARG(opts);	/* options token */
+		AST_APP_ARG(other);	/* Any remining unused arguments */
+	);
 
 	ast_mutex_lock(&p->lock);
-	ast_copy_string(dest, rdest, sizeof(dest));
 	ast_copy_string(p->dialdest, rdest, sizeof(p->dialdest));
+
+	/* Split the dialstring */
+	dest = ast_strdupa(rdest);
+	AST_NONSTANDARD_APP_ARGS(args, dest, '/');
+	if (!args.ext) {
+		args.ext = "";
+	}
+
+#if defined(HAVE_PRI)
+	if (dahdi_sig_pri_lib_handles(p->sig)) {
+		char *subaddr;
+
+		sig_pri_extract_called_num_subaddr(p->sig_pvt, rdest, p->exten, sizeof(p->exten));
+
+		/* Remove any subaddress for uniformity with incoming calls. */
+		subaddr = strchr(p->exten, ':');
+		if (subaddr) {
+			*subaddr = '\0';
+		}
+	} else
+#endif	/* defined(HAVE_PRI) */
+	{
+		ast_copy_string(p->exten, args.ext, sizeof(p->exten));
+	}
+
 	if ((ast->_state == AST_STATE_BUSY)) {
 		p->subs[SUB_REAL].needbusy = 1;
 		ast_mutex_unlock(&p->lock);
@@ -5183,12 +5213,7 @@ static int dahdi_call(struct ast_channel *ast, char *rdest, int timeout)
 		/* We'll get it in a moment -- but use dialdest to store pre-setup_ack digits */
 		p->dialdest[0] = '\0';
 
-		c = strchr(dest, '/');
-		if (c) {
-			c++;
-		} else {
-			c = "";
-		}
+		c = args.ext;
 		if (!p->hidecallerid) {
 			l = ast->caller.id.number.valid ? ast->caller.id.number.str : NULL;
 		} else {