read from folder: -1 errno: 9 write to folder: -1 errno: 9 read from broken device: -1 errno: 5 write to broken device: -1 errno: 5 read from device: 4 data: ABCD errno: 0 TO DEVICE: 119 TO DEVICE: 114 TO DEVICE: 105 TO DEVICE: 116 TO DEVICE: 101 TO DEVICE: 109 TO DEVICE: 101 TO DEVICE: 0 write to device: 8 errno: 0 open read-only device from createDevice for read, errno: 0 open read-only device from createDevice for write, errno: 13 open write-only device from createDevice for read, errno: 13 open write-only device from createDevice for write, errno: 0 read from file: 10 data: 1234567890 errno: 0 seek: 3 errno: 0 partial read from file: 3 data: 456 errno: 0 seek: 8 errno: 0 partial read from end of file: 2 data: 90 errno: 0 seek: -1 errno: 22 partial read from before start of file: 0 data: errno: 0 seek: 0 write to start of file: 3 errno: 0 seek: 10 write to end of file: 3 errno: 0 seek: 23 write after end of file: 8 errno: 0 seek: 0 read after write: 31 errno: 0 final: wri4567890wri\0\0\0\0\0\0\0\0\0\0writeme\0