package utils

import "io"

func ReadByte(reader io.Reader) (byte, error) {
	buffer, err := ReadBuffer(reader, 1)
	if err != nil {
		return 0, err
	}

	return buffer[0], nil
}

func ReadBuffer(reader io.Reader, size int) ([]byte, error) {
	buffer := make([]byte, size)
	_, err := io.ReadFull(reader, buffer)
	if err != nil {
		return nil, err
	}

	return buffer, nil
}