added *basic* ability for services addon to parse xinetd, now we can list active network services in the services view

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40317 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/tests/kits/net/preflet/ServicesAddOn/ServicesAddOn.cpp

@@ -2,6 +2,8 @@
  * Copyright 2004-2011 Haiku Inc. All rights reserved.
  * Distributed under the terms of the MIT License.
  *
+ * Authors:
+ *		Alexander von Gluck, [email protected]
  */
 
 #include <stdio.h>
@@ -12,14 +14,7 @@
 #include <ScrollView.h>
 #include <String.h>
 
-#include "NetworkSetupAddOn.h"
+#include "ServicesAddOn.h"
-
-class ServicesAddOn : public NetworkSetupAddOn {
-public:
-					ServicesAddOn(image_id addon_image);
-	BView* 			CreateView(BRect* bounds);
-	const char* 	Name() { return "Services"; };
-};
 
 
 NetworkSetupAddOn*
@@ -27,10 +22,11 @@ get_nth_addon(image_id image, int index)
 {
 	if (index != 0)
 		return NULL;
-	
+
 	return new ServicesAddOn(image);
 }
 
+
 // #pragma mark -
 ServicesAddOn::ServicesAddOn(image_id image)
 	:
@@ -41,24 +37,36 @@ ServicesAddOn::ServicesAddOn(image_id image)
 
 BView*
 ServicesAddOn::CreateView(BRect* bounds)
-{	
+{
 	BRect r = *bounds;
 	if (r.Width() < 100 || r.Height() < 100)
 		r.Set(0, 0, 100, 100);
-	
+
 	BRect rlv = r.InsetByCopy(2, 2);
 	rlv.right -= B_V_SCROLL_BAR_WIDTH;
-	BListView* lv = new BListView(rlv, "inetd_services",
+	fServicesListView = new BListView(rlv, "system_services",
 						B_SINGLE_SELECTION_LIST, B_FOLLOW_ALL_SIDES);
-										
-	BScrollView* sv = new BScrollView( "inetd_services_scrollview", lv,
-				B_FOLLOW_ALL_SIDES,	B_WILL_DRAW | B_FRAME_EVENTS, false, true);
 
+	BScrollView* sv = new BScrollView( "system_services_scrollview",
+						fServicesListView, B_FOLLOW_ALL_SIDES,
+						B_WILL_DRAW | B_FRAME_EVENTS, false, true);
+
+	if (ParseInetd() == B_ERROR)
+		ParseXinetd();
+
+	*bounds = r;
+	return sv;
+}
+
+
+status_t
+ServicesAddOn::ParseInetd()
+{
 	FILE *f = fopen("/etc/inetd.conf", "r");
 	if (f) {
 		char line[1024], *l;
 		char *token;
-		
+
 		while (fgets(line, sizeof(line), f)) {
 			l = line;
 			if (! *l)
@@ -72,20 +80,56 @@ ServicesAddOn::CreateView(BRect* bounds)
 					continue;
 				l++;	// jump the disable/comment service mark
 			}
-			
+
-			BString label;			
+			BString label;
 			token = strtok(l, " \t");	// service name
 			label << token;
 			token = strtok(NULL, " \t");	// type
 			label << " (" << token << ")";
 			token = strtok(NULL, " \t");	// protocol
 			label << " " << token;
-			
-			lv->AddItem(new BStringItem(label.String()));
-		}		
-		fclose(f);
-	}	
 
-	*bounds = r;
+			fServicesListView->AddItem(new BStringItem(label.String()));
-	return sv;
+		}
+		fclose(f);
+		return B_OK;
+	} else
+		return B_ERROR;
+}
+
+
+status_t
+ServicesAddOn::ParseXinetd()
+{
+	FILE *f = fopen("/boot/common/settings/network/services", "r");
+	if (f) {
+		char line[1024], *l;
+		char *token;
+		char *loc;
+
+		while (fgets(line, sizeof(line), f)) {
+			l = line;
+
+			if (! *l)
+				continue;
+
+			if (line[0] == '#' || line[0] == '\n')
+				continue;
+					// Skip commented out lines
+
+			loc = strstr(l, "service ");
+
+			if (loc) {
+				BString label;
+				token = strtok(loc, " ");
+				token = strtok(NULL, " ");
+				label << token;
+				fServicesListView->AddItem(new BStringItem(label.String()));
+			}
+
+		}
+		fclose(f);
+		return B_OK;
+	} else
+		return B_ERROR;
 }

src/tests/kits/net/preflet/ServicesAddOn/ServicesAddOn.h

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2004-2011 Haiku Inc. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Alexander von Gluck, [email protected]
+ */
+
+#include "NetworkSetupAddOn.h"
+
+class ServicesAddOn : public NetworkSetupAddOn {
+protected:
+	BListView*		fServicesListView;
+public:
+					ServicesAddOn(image_id addon_image);
+	BView*          CreateView(BRect* bounds);
+	const char*     Name() { return "Services"; };
+	status_t		ParseInetd();
+	status_t		ParseXinetd();
+};