Example #1
0
func (buf *fileBuffer) UnmarshalBinary(data []byte) error {
	buffer := bytes.NewBuffer(data)
	var filename string
	var N, L, O int64
	_, err := fmt.Fscanln(buffer, &filename)

	file, err := os.Open(filename)
	if err != nil {
		return err
	}
	buf.file = file

	_, err = fmt.Fscanln(buffer, &N, &L, &O)
	buf.Wrapper = wrapio.NewWrapper(file, L, O, N)
	return nil
}
Example #2
0
// NewFile returns a new BufferAt backed by "file" with max-size N.
func NewFile(N int64, file File) BufferAt {
	return &fileBuffer{
		file:    file,
		Wrapper: wrapio.NewWrapper(file, 0, 0, N),
	}
}