Real World LD_PRELOAD Examples (IV)

plastic file system

• Intercepts calls to open(2), stat(2), unlink(2), rename(2), etc

• Provides a library for writing LD_PRELOAD user space, virtual file system

• Includes a number of example file systems

  • chroot, to simulate the effects of chroot(2)

  • dos, to simulate an 8x3 DOS naming convention

  • log, to provide an audit of file system activity

  • upcase, downcase for force either upper or lower-case file names

  • nocase, to simulate case-insensitive file naming