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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* 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.
*/
#ifndef __MEM_RUBY_SLICC_INTERFACE_NETWORKMESSAGE_HH__
#define __MEM_RUBY_SLICC_INTERFACE_NETWORKMESSAGE_HH__
#include <iostream>
#include "base/refcnt.hh"
#include "mem/protocol/MessageSizeType.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/NetDest.hh"
#include "mem/ruby/slicc_interface/Message.hh"
class Address;
class NetworkMessage;
typedef RefCountingPtr<NetworkMessage> NetMsgPtr;
class NetworkMessage : public Message
{
public:
NetworkMessage()
: m_internal_dest_valid(false)
{ }
NetworkMessage(const NetworkMessage &other)
: Message(other), m_internal_dest(other.m_internal_dest),
m_internal_dest_valid(other.m_internal_dest_valid)
{ }
virtual ~NetworkMessage() { }
virtual const NetDest& getDestination() const = 0;
virtual NetDest& getDestination() = 0;
virtual const MessageSizeType& getMessageSize() const = 0;
virtual MessageSizeType& getMessageSize() = 0;
const NetDest&
getInternalDestination() const
{
if (m_internal_dest_valid == false)
return getDestination();
return m_internal_dest;
}
NetDest&
getInternalDestination()
{
if (m_internal_dest_valid == false) {
m_internal_dest = getDestination();
m_internal_dest_valid = true;
}
return m_internal_dest;
}
virtual void print(std::ostream& out) const = 0;
int getIncomingLink() const { return incoming_link; }
void setIncomingLink(int link) { incoming_link = link; }
int getVnet() const { return vnet; }
void setVnet(int net) { vnet = net; }
private:
NetDest m_internal_dest;
bool m_internal_dest_valid;
int incoming_link;
int vnet;
};
inline std::ostream&
operator<<(std::ostream& out, const NetworkMessage& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_SLICC_INTERFACE_NETWORKMESSAGE_HH__
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