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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __VOM_CMD_H__
#define __VOM_CMD_H__
#include <string>
#include "vom/types.hpp"
namespace VOM {
/**
* Forward declaration of the connection class
*/
class connection;
/**
* A representation of a method call to VPP
*/
class cmd
{
public:
/**
* Default constructor
*/
cmd() {}
/**
* Virtual destructor
*/
virtual ~cmd() {}
/**
* Issue the command to VPP/HW
*/
virtual rc_t issue(connection& con) = 0;
/**
* Retire/cancel a long running command
*/
virtual void retire(connection& con) = 0;
/**
* Invoked on a Command when the HW queue is disabled to indicate
* that the commnad can be considered successful
*/
virtual void succeeded() = 0;
/**
* convert to string format for debug purposes
*/
virtual std::string to_string() const = 0;
};
/**
* Free ostream function to print a command
*/
std::ostream& operator<<(std::ostream& os, const cmd& cmd);
};
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
#endif
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