progress

type FctEOF func()

type FctIncrement func(size int64)

type FctReset func(size, current int64)

type File interface {
	CloseDelete() error

	Path() string
	Stat() (os.FileInfo, error)

	SizeBOF() (size int64, err error)
	SizeEOF() (size int64, err error)

	Truncate(size int64) error
	Sync() error
}

type GenericIO interface {
	io.ReadCloser
	io.ReadSeeker
	io.ReadWriteCloser
	io.ReadWriteSeeker
	io.WriteCloser
	io.WriteSeeker
	io.Reader
	io.ReaderFrom
	io.ReaderAt
	io.Writer
	io.WriterAt
	io.WriterTo
	io.Seeker
	io.StringWriter
	io.Closer
	io.ByteReader
	io.ByteWriter
}

type Progress interface {
	GenericIO
	File

	RegisterFctIncrement(fct FctIncrement)
	RegisterFctReset(fct FctReset)
	RegisterFctEOF(fct FctEOF)
	SetBufferSize(size int32)
	SetRegisterProgress(f Progress)

	Reset(max int64)
}