Function ReadFileSize

Library/OcFileLib/ReadFile.c:108–151

}

EFI_STATUS
ReadFileSize (
  IN  EFI_SIMPLE_FILE_SYSTEM_PROTOCOL  *FileSystem,
  IN  CONST CHAR16                     *FilePath,
  OUT UINT32                           *Size
  )
{
  EFI_STATUS                      Status;
  EFI_FILE_HANDLE                 Volume;
  EFI_FILE_HANDLE                 FileHandle;

  ASSERT (FileSystem != NULL);
  ASSERT (FilePath != NULL);
  ASSERT (Size != NULL);

  Status = FileSystem->OpenVolume (
    FileSystem,
    &Volume
    );
  if (EFI_ERROR(Status)) {
    return Status;
  }

  Status = SafeFileOpen (
    Volume,
    &FileHandle,
    (CHAR16 *) FilePath,
    EFI_FILE_MODE_READ,
    0
    );

  Volume->Close (Volume);

  if (EFI_ERROR(Status)) {
    return Status;
  }

  Status = GetFileSize (
    FileHandle,
    Size
    );

  return Status;
}