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QUICK REFERENCE FOR IOPOSRW

LIBRARIES

  • require "ioposrw" - main library
  • require "ioposrw/stringio" - need when use StringIO#readat/writeat

METHODS

  • IO#readat(offset, size = nil, buf = "") -> buf
    Similar functionality to the pread(2) system call. Implemented as IOPositioningReadWrite::IO#readat.
  • IO#writeat(offset, buf) -> io
    Similar functionality to the pwrite(2) system call. Implemented as IOPositioningReadWrite::IO#writeat.
  • StringIO#readat(offset, size = nil, buf = "") -> buf
    StringIO version pread(2). Implemented as IOPositioningReadWrite::StringIO#readat.
  • StringIO#writeat(offset, buf) -> io
    StringIO version pwrite(2). Implemented as IOPositioningReadWrite::StringIO#writeat.