Module: LocalDevMod

Defined in:
lib/disk/modules/LocalDevMod.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#devFile ⇒ Object (readonly)

Returns the value of attribute devFile.



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# File 'lib/disk/modules/LocalDevMod.rb', line 4

def devFile
  @devFile
end

#mkfile ⇒ Object

Returns the value of attribute mkfile.



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# File 'lib/disk/modules/LocalDevMod.rb', line 5

def mkfile
  @mkfile
end

Instance Method Details

#d_close ⇒ Object 



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# File 'lib/disk/modules/LocalDevMod.rb', line 39

def d_close
  @rawDisk_file.close
end

#d_init ⇒ Object 



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# File 'lib/disk/modules/LocalDevMod.rb', line 7

def d_init
  self.diskType = "LocalDev"
  self.blockSize  = 512
  @mkfile     = nil
  dev       = dInfo.localDev || dInfo.fileName
  @devFile    = dev
  @devFile += @partNum.to_s if @partNum != 0

  #
  # Set fileName after the disk probe has determined that this is a local device.
  # fileName can then be used as a common reference for debugging, etc.
  #
  dInfo.fileName   = dev
  dInfo.mountMode  = "r"

  @rawDisk_file     = MiqLargeFile.open(dev, "r")
end

#d_read(pos, len, offset = 0) ⇒ Object 



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# File 'lib/disk/modules/LocalDevMod.rb', line 29

def d_read(pos, len, offset       = 0)
  pos += @dInfo.offset if @dInfo.offset
  @rawDisk_file.seek(pos - offset, IO::SEEK_SET)
  @rawDisk_file.read(len)
end

#d_size ⇒ Object

Disk size in sectors.



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# File 'lib/disk/modules/LocalDevMod.rb', line 44

def d_size
  @rawDisk_file.size / @blockSize
end

#d_write(_pos, _buf, _len, _offset = 0) ⇒ Object 



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# File 'lib/disk/modules/LocalDevMod.rb', line 35

def d_write(_pos, _buf, _len, _offset = 0)
  raise "LocalDevMod: write not supported"
end

#getBase ⇒ Object 



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# File 'lib/disk/modules/LocalDevMod.rb', line 25

def getBase
  self
end