diff --git a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java
index 58085573c37..21d8eeb8fc3 100644
--- a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java
+++ b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java
@@ -117,6 +117,27 @@ public class CoreModel {
 		return manager.isValidTranslationUnitName(name);
 	}
 
+	/**
+	 * Return the list of headers extensions.
+	 */
+	public String[] getHeaderExtensions() {
+		return manager.getHeaderExtensions();
+	}
+
+	/**
+	 * Returns the list of source extensions.
+	 */
+	public String[] getSourceExtensions() {
+		return manager.getSourceExtensions();
+	}
+
+	/**
+	 * Returns the list of headers and sources extensions
+	 */
+	public String[] getTranslationUnitExtensions() {
+		return manager.getTranslationUnitExtensions();
+	}
+
 	/**
 	 * Return true if project has C nature.
 	 */