control_flow.h

/* Copyright 2013-present Barefoot Networks, Inc.
 *
 * 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.
 */
 
/*
 * Antonin Bas (antonin@barefootnetworks.com)
 *
 */
 
#ifndef BM_BM_SIM_CONTROL_FLOW_H_
#define BM_BM_SIM_CONTROL_FLOW_H_
 
#include <memory>
#include <string>
#include <utility>
 
#include "named_p4object.h"
 
namespace bm {
 
class Packet;
 
class ControlFlowNode : public NamedP4Object {
 public:
  ControlFlowNode(const std::string &name, p4object_id_t id)
      : NamedP4Object(name, id) { }
  ControlFlowNode(const std::string &name, p4object_id_t id,
                  std::unique_ptr<SourceInfo> source_info)
      : NamedP4Object(name, id, std::move(source_info)) {}
 
  virtual ~ControlFlowNode() = default;
 
  virtual const ControlFlowNode *operator()(Packet *pkt) const = 0;
 
  ControlFlowNode(const ControlFlowNode &other) = delete;
  ControlFlowNode &operator=(const ControlFlowNode &other) = delete;
 
  // The following are implictly deleted otherwise because of the user-defined
  // virtual destructor.
 
  ControlFlowNode(ControlFlowNode &&other) = default;
  ControlFlowNode &operator=(ControlFlowNode &&other) = default;
};
 
}  // namespace bm
 
#endif  // BM_BM_SIM_CONTROL_FLOW_H_