volume_structure_descriptor_header
volume_structure_descriptor_header* descriptor
= (volume_structure_descriptor_header *)(chunk.Data());
volume_structure_descriptor_header::volume_structure_descriptor_header(uint8 type, const char *_id, uint8 version)
volume_structure_descriptor_header::id_matches(const char *id)
volume_structure_descriptor_header(uint8 type, const char *id, uint8 version);