swdrv

#!/bin/bash
#
# INSTALLATION...
#
# echo -e 'SUBSYSTEM=="block", ENV{ID_VENDOR}=="SWDrv", ENV{UDISKS_IGNORE}="1"' | sudo tee /etc/udev/rules.d/99-swdrv.rules
# sudo udevadm control -R
# until cdemu device-id 1; do cdemu add-device; done
# sudo wget http://gist.github.com/Lantizia/2d292dda74765ad588c232dc9de14071/raw/swdrv -O /usr/local/bin/swdrv
# sudo chmod +x /usr/local/bin/swdrv
#
exec 3>&1 >/dev/null 2>&1
log() { echo "$1" >&3; if [[ -n $2 ]]; then exit $2; fi; }
if [ "$1" == "insert" ]; then
  # Check an image has been specified
  [ -z "$2" ] && log "Error: No image specified." 1
  # Check image file exists
  [ -f "$2" ] || log "Error: Image file does not exist." 1
  # Check there is a CDEmu Device #00 and if not add one
  c=0; until cdemu device-id 0; do cdemu add-device; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 can not be added." 1; done
  # Check CDEmu Device #00 is marked as for SWDrv use
  cdemu device-id 0|grep "\['SWDrv"||cdemu device-id 0 "SWDrv" "Virt Optical Drv" "1.0" "SWDrv"
  # Find the block location of CDEmu Device #00
  SWDRVDEV=$(cdemu device-mapping|grep ^0|awk '{print $2}')
  # If using Wine set this as DOS block device d:
  [ -n "$WINEPREFIX" ] && ln -nfs $SWDRVDEV $WINEPREFIX/dosdevices/d::
  # Unload CDEmu Device #00
  c=0; until cdemu status|grep '^0 *False'; do cdemu unload 0; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 will not unload." 1; done
  # Load CDEmu Device #00
  c=0; until cdemu status|grep '^0 *True'; do cdemu load 0 "$2"; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 will not load." 1; done
  # Mount CDEmu Device #00
  c=0; until udisksctl info -b $SWDRVDEV|grep 'MountPoints: */'; do udisksctl mount -b $SWDRVDEV; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 will not mount." 1; done
  # Find the mount location of CDEmu Device #00
  SWDRVMNT=$(udisksctl info -b $SWDRVDEV|sed -n 's/^[ ]*MountPoints:[ ]*\(.*\)$/\1/p')
  # If using Wine set this as DOS mount device d:
  [ -n "$WINEPREFIX" ] && ln -nfs $SWDRVMNT $WINEPREFIX/dosdevices/d:
  # Give out the mount location
  log "$SWDRVMNT" 0
elif [ "$1" == "eject" ]; then
  # Check CDEmu Device #00 actually exists
  cdemu device-id 0 || log "Error: CDEmu Device #00 does not exist." 1
  # Find the block location of CDEmu Device #00
  SWDRVDEV=$(cdemu device-mapping|grep ^0|awk '{print $2}')
  # If CDEmu Device #00 is loaded then unmount it if mounted
  if [ cdemu status|grep '^0 *True' ]; then c=0; until udisksctl info -b $SWDRVDEV|grep 'MountPoints: *$'; do udisksctl unmount -b $SWDRVDEV; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 will not unmount." 1; done; fi
  # Unload CDEmu Device #00
  c=0; until cdemu status|grep '^0 *False'; do cdemu unload 0; ((c++)); sleep 0.25; [ $c = 20 ] && log "Error: CDEmu Device #00 will not unload." 1; done
else
  log "Error: Specify insert or eject." 1
fi