statistics_writer.h

// Copyright 2011-2024 Google LLC
//
// 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
//
//     https://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 STATISTICS_WRITER_H_
#define STATISTICS_WRITER_H_

#include <fstream>

#include "third_party/absl/container/flat_hash_map.h"
#include "third_party/zynamics/binexport/writer.h"

namespace security::binexport {

class StatisticsWriter : public Writer {
 public:
  explicit StatisticsWriter(std::ostream& stream);
  explicit StatisticsWriter(const std::string& filename);

  void GenerateStatistics(
      const CallGraph& call_graph, const FlowGraph& flow_graph,
      absl::flat_hash_map<std::string, size_t>* statistics) const;

  absl::Status Write(const CallGraph& call_graph, const FlowGraph& flow_graph,
                     const Instructions&, const AddressReferences&,
                     const AddressSpace&) override;

 private:
  std::ofstream file_;
  std::ostream& stream_;
};

}  // namespace security::binexport

#endif  // STATISTICS_WRITER_H_