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diff --git a/src/mem/ruby/network/garnet2.0/OutVcState.hh b/src/mem/ruby/network/garnet2.0/OutVcState.hh
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+/*
+ * Copyright (c) 2008 Princeton University
+ * Copyright (c) 2016 Georgia Institute of Technology
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Niket Agarwal
+ *          Tushar Krishna
+ */
+
+
+#ifndef __MEM_RUBY_NETWORK_GARNET_OUTVC_STATE_HH__
+#define __MEM_RUBY_NETWORK_GARNET_OUTVC_STATE_HH__
+
+#include "mem/ruby/network/garnet2.0/CommonTypes.hh"
+#include "mem/ruby/network/garnet2.0/GarnetNetwork.hh"
+
+class OutVcState
+{
+  public:
+    OutVcState(int id, GarnetNetwork *network_ptr);
+
+    int get_credit_count()          { return m_credit_count; }
+    inline bool has_credit()       { return (m_credit_count > 0); }
+    void increment_credit();
+    void decrement_credit();
+
+    inline bool
+    isInState(VC_state_type state, Cycles request_time)
+    {
+        return ((m_vc_state == state) && (request_time >= m_time) );
+    }
+    inline void
+    setState(VC_state_type state, Cycles time)
+    {
+        m_vc_state = state;
+        m_time = time;
+    }
+
+  private:
+    int m_id ;
+    Cycles m_time;
+    VC_state_type m_vc_state;
+    int m_credit_count;
+    int m_max_credit_count;
+};
+
+#endif // __MEM_RUBY_NETWORK_GARNET_OUTVC_STATE_HH__