#include "kernel/filesystem/device_inode.hpp"

#include "kapi/system.hpp"

#include "kernel/devices/device.hpp"
#include "kernel/filesystem/device_file.hpp"
#include "kernel/filesystem/file.hpp"
#include "kernel/filesystem/inode.hpp"

#include <kstd/memory>

namespace filesystem
{
  device_inode::device_inode(kstd::shared_ptr<devices::device> const & device)
      : inode(inode_kind::device)
      , m_device(device)
  {
    if (!device)
    {
      kapi::system::panic("[FILESYSTEM] device_inode constructed with null device.");
    }
  }

  auto device_inode::open_file(kstd::shared_ptr<inode> const & self) const -> kstd::shared_ptr<file>
  {
    if (!self)
    {
      kapi::system::panic("[FILESYSTEM] device_inode::open_file called with null inode.");
    }

    return kstd::make_shared<device_file>(self);
  }

  auto device_inode::device() const -> kstd::shared_ptr<devices::device> const &
  {
    return m_device;
  }
}  // namespace filesystem