diff --git a/DataTreeCore.cpp b/DataTreeCore.cpp
index f80a6e3..32d2fec 100644
--- a/DataTreeCore.cpp
+++ b/DataTreeCore.cpp
@@ -554,6 +554,21 @@ const char * CDataTree::GetStr( TDataMember * BaseMember, const char * Path, int
 }
 //---------------------------------------------------------------------------
 
+const int  CDataTree::GetLen(   TDataMember * BaseMember, const char * Path )
+{
+    TDataMember     * Member;
+
+    // Validate
+    if ((Member = GetMember( BaseMember, Path, false )) &&
+            ((Member->Type == jtString) || (Member->Type == jtFloat) || (Member->Type == jtInt) || (Member->Type == jtBool)) ) {
+        return Member->Len;
+    }
+    else {
+        return 0;
+    }
+}
+//---------------------------------------------------------------------------
+
 const long  CDataTree::GetInt( TDataMember * BaseMember, const char * Path, long Default, bool Create, const char * Mask )
 {
     TDataMember     * Member;
diff --git a/DataTreeCore.h b/DataTreeCore.h
index 54dc1fe..30f8a87 100644
--- a/DataTreeCore.h
+++ b/DataTreeCore.h
@@ -73,6 +73,7 @@ public:
 
     const char *    GetStr(   TDataMember * BaseMember, const char * Path, const char * Default = NULL, bool Create = false );
     const char *    GetStr(   TDataMember * BaseMember, const char * Path, int &Len, const char * Default = NULL, bool Create = false );
+    const int       GetLen(   TDataMember * BaseMember, const char * Path );
     const long      GetInt(   TDataMember * BaseMember, const char * Path, long Default = 0, bool Create = false, const char * Mask = NULL );
     const double    GetFloat( TDataMember * BaseMember, const char * Path, double Default = 0.0, bool Create = false, const char * Mask = NULL );
     const bool      GetBool(  TDataMember * BaseMember, const char * Path, bool Default = false, bool Create = false );
diff --git a/FileCore.cpp b/FileCore.cpp
index ecf681b..3716c8d 100644
--- a/FileCore.cpp
+++ b/FileCore.cpp
@@ -240,7 +240,7 @@ int CFileCore::WriteToFD( int FD, const char * Data, int Len )
 //---------------------------------------------------------------------------
 
 // Manual Data Input/Output
-int CFileCore::Input( const char * ChannelName, const char * Data, int MaxLen )
+int CFileCore::Input( const char * ChannelName, const char * Data, int Len )
 {
     TFileHandle   * FileHandle      = NULL;
     int         BytesWritten    = 0;
@@ -249,8 +249,8 @@ int CFileCore::Input( const char * ChannelName, const char * Data, int MaxLen )
     if (!ChannelName || !Data) {
         return 0;
     }
-    else if (MaxLen == -1) {
-        MaxLen = strlen( Data );
+    else if (Len == -1) {
+        Len = strlen( Data );
     };
 
     // Get Channel
@@ -262,7 +262,7 @@ int CFileCore::Input( const char * ChannelName, const char * Data, int MaxLen )
     }
 
     // Log event
-    Log->Output( LogLevel, dlHigh, LogOutput, Data, MaxLen, "%s: Channel '%s' - IN:", Name, ChannelName );
+    Log->Output( LogLevel, dlHigh, LogOutput, Data, Len, "%s: Channel '%s' - IN:", Name, ChannelName );
 
     // Open file
     if (!OpenFile( FileHandle )) {
@@ -270,7 +270,7 @@ int CFileCore::Input( const char * ChannelName, const char * Data, int MaxLen )
     }
 
     // Handle Incoming data
-    BytesWritten = WriteToFD( FileHandle->FD, Data, MaxLen );
+    BytesWritten = WriteToFD( FileHandle->FD, Data, Len );
     SetStartTime( &(FileHandle->PersistTime) );
 
     // Return processed bytes
diff --git a/FileCore.h b/FileCore.h
index 119344c..9e48122 100644
--- a/FileCore.h
+++ b/FileCore.h
@@ -68,7 +68,7 @@ public:
     virtual bool SetFilePersistence( TFileHandle * FileHandle, bool Persistent, int PersistTimeout );
 
     // Data Input
-    virtual int Input( const char * ChannelName, const char * Data, int MaxLen = -1 );
+    virtual int Input( const char * ChannelName, const char * Data, int Len = -1 );
 
     // Processing data
     virtual bool Process();