Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

• components : _ExifEntry
• data : _ExifData , _ExifEntry
• format : _ExifEntry
• ifd : _ExifData
• parent : _ExifContent , _ExifEntry
• priv : _ExifEntry
• size : _ExifData , _ExifEntry
• tag : _ExifEntry