const (
	MASK_SUBDIRECTORY = 1 << 31

	RT_ICON       = 3
	RT_GROUP_ICON = 3 + 11
	RT_MANIFEST   = 24
)

const (
	DT_PTR  = 1
	T_UCHAR = 12
)

var (
	STRING_RSRC  = [8]byte{'.', 'r', 's', 'r', 'c', 0, 0, 0}
	STRING_RDATA = [8]byte{'.', 'r', 'd', 'a', 't', 'a', 0, 0}

	LANG_ENTRY = DirEntry{NameOrId: 0x0409} //FIXME: language; what value should be here?
)

type Auxiliary [18]byte

type Coff struct {
	pe.FileHeader
	pe.SectionHeader32

	*Dir
	DataEntries []DataEntry
	Data        []Sizer

	Relocations []RelocationEntry
	Symbols     []Symbol
	StringsHeader
	Strings []Sizer
}

type DataEntry struct {
	OffsetToData uint32
	Size1        uint32
	CodePage     uint32 //FIXME: what value here? for now just using 0
	Reserved     uint32
}

type Dir struct {
	Characteristics      uint32
	TimeDateStamp        uint32
	MajorVersion         uint16
	MinorVersion         uint16
	NumberOfNamedEntries uint16
	NumberOfIdEntries    uint16
	DirEntries
	Dirs
}

type DirEntries []DirEntry

type DirEntry struct {
	NameOrId     uint32
	OffsetToData uint32
}

type Dirs []Dir

type RelocationEntry struct {
	RVA         uint32 // "offset within the Section's raw data where the address starts."
	SymbolIndex uint32 // "(zero based) index in the Symbol table to which the reference refers."
	Type        uint16
}

type Sizer interface {
	Size() int64 //NOTE: must not exceed limits of uint32, or behavior is undefined
}

type StringsHeader struct {
	Length uint32
}

type Symbol struct {
	Name           [8]byte
	Value          uint32
	SectionNumber  uint16
	Type           uint16
	StorageClass   uint8
	AuxiliaryCount uint8
	Auxiliaries    []Auxiliary
}