posix_mount.h

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#pragma once
 
#include "roo_io/fs/posix/config.h"
 
#if ROO_IO_FS_SUPPORT_POSIX
 
#include <memory>
 
#include "roo_io/fs/filesystem.h"
 
namespace roo_io {
 
class PosixMountImpl : public MountImpl {
 public:
  PosixMountImpl(const char* mount_point, bool read_only,
                 std::function<void()> unmount_fn);
 
  bool isReadOnly() const override;
 
  Stat stat(const char* path) const override;
 
  Status remove(const char* path) override;
 
  Status rename(const char* pathFrom, const char* pathTo) override;
 
  Status mkdir(const char* path) override;
 
  Status rmdir(const char* path) override;
 
  std::unique_ptr<DirectoryImpl> opendir(std::shared_ptr<MountImpl> mount,
                                         const char* path) override;
 
  std::unique_ptr<MultipassInputStream> fopen(std::shared_ptr<MountImpl> mount,
                                              const char* path) override;
 
  std::unique_ptr<OutputStream> fopenForWrite(
      std::shared_ptr<MountImpl> mount, const char* path,
      FileUpdatePolicy update_policy) override;
 
  bool active() const override { return mount_point_ != nullptr; }
 
  void deactivate() override;
 
 private:
  std::unique_ptr<const char[]> mount_point_;
  bool active_;
  bool read_only_;
};
 
}  // namespace roo_io
 
#endif  // ROO_IO_FS_SUPPORT_POSIX