GpgData.h

 
#pragma once
 
#include <gpgme.h>
 
#include "core/GpgFrontendCoreExport.h"
#include "core/model/GFBuffer.h"
#include "core/typedef/CoreTypedef.h"
 
namespace GpgFrontend {
 
class GFDataExchanger;
 
class GPGFRONTEND_CORE_EXPORT GpgData {
 public:
  GpgData();
 
  GpgData(const void* buffer, size_t size, bool copy = true);
 
  explicit GpgData(int fd);
 
  explicit GpgData(std::shared_ptr<GFDataExchanger>);
 
  explicit GpgData(const QString& path, bool read);
 
  explicit GpgData(GFBuffer);
 
  ~GpgData();
 
  operator gpgme_data_t();
 
  auto Read2GFBuffer() -> GFBuffer;
 
 private:
  struct DataRefDeleter {
    void operator()(gpgme_data_t _data) {
      if (_data != nullptr) gpgme_data_release(_data);
    }
  };
 
  GFBuffer cached_buffer_;
 
  std::unique_ptr<struct gpgme_data, DataRefDeleter> data_ref_ = nullptr;  
  FILE* fp_ = nullptr;
  int fd_ = -1;
 
  struct gpgme_data_cbs data_cbs_;
  std::shared_ptr<GFDataExchanger> data_ex_;
};
 
}  // namespace GpgFrontend