adb dd dump

Output:
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C:\Users\Stephan\Documents>dump my_backup rfs true
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
Dumping files to sdcard, this takes awhile....
Creating backup folder in: "C:\Users\Stephan\Documents\Dumps"
Creating dump folder in: "C:\Users\Stephan\Documents\Dumps\01.21.2012 - 17.04.35"
Pulling dump from sdcard, this takes awhile as well..
Creating tar file from dump..
House keeping!
Press any key to continue . . .
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Batch script:
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@echo off

REM /mnt/sdcard/%rem_dir%
set rem_dir=%1
IF "%rem_dir%"=="" GOTO :REM_DIR

REM specify img or rfs backup format for system and data
IF "%2"=="" (
    GOTO :FORMAT
) ELSE (
    set type=%2
    IF NOT "%type%"=="img" (
        IF NOT "%type%"=="rfs" GOTO :FORMAT
    )
)

REM create tar?
set tar=%3

REM format date & time
set d=%date:~-10,2%
set y=%date:~-4%
set m=%date:~-7,2%
set h=%time:~0,2%
set mn=%time:~3,2%
set s=%time:~6,2%
set now=%d%.%m%.%y% - %h%.%mn%.%s%

REM set backup directories
set backup_dir=C:\Users\%USERNAME%\Documents\Dumps
set dump_dir=%backup_dir%\%now%

REM remove leftover files
adb shell mkdir /mnt/sdcard/%rem_dir% > NUL 2>&1
adb shell rm /mnt/sdcard/%rem_dir%/* > NUL 2>&1
echo Dumping files to sdcard, this takes awhile....

adb shell su -c 'dd if=/dev/bml1 of=/mnt/sdcard/%rem_dir%/mibib' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml2 of=/mnt/sdcard/%rem_dir%/qcsbl' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml3 of=/mnt/sdcard/%rem_dir%/oemsbl' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml4 of=/mnt/sdcard/%rem_dir%/amss' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml8 of=/mnt/sdcard/%rem_dir%/arm11boot' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml9 of=/mnt/sdcard/%rem_dir%/boot.img' > NUL 2>&1
adb shell su -c 'dd if=/dev/bml10 of=/mnt/sdcard/%rem_dir%/recovery.img' > NUL 2>&1
adb shell su -c 'dd if=/dev/stl12 of=/mnt/sdcard/%rem_dir%/system.%type%' > NUL 2>&1
adb shell su -c 'dd if=/dev/stl13 of=/mnt/sdcard/%rem_dir%/data.%type%' > NUL 2>&1

IF NOT EXIST %backup_dir% (
    echo Creating backup folder in: "%backup_dir%"
    md %backup_dir%
    echo Creating dump folder in: "%dump_dir%"
    md "%dump_dir%"
) ELSE (
    echo Creating dump folder in: "%dump_dir%"
    md "%dump_dir%"
)

echo Pulling dump from sdcard, this takes awhile as well..
adb pull /mnt/sdcard/%rem_dir%/mibib "%dump_dir%\mibib" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/qcsbl "%dump_dir%\qcsbl" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/oemsbl "%dump_dir%\oemsbl" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/amss "%dump_dir%\amss" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/arm11boot "%dump_dir%\arm11boot" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/boot.img "%dump_dir%\boot.img" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/system.%type% "%dump_dir%\system.%type%" > NUL 2>&1
adb pull /mnt/sdcard/%rem_dir%/data.%type% "%dump_dir%\data.%type%" > NUL 2>&1
adb shell rm /mnt/sdcard/%rem_dir%/*

IF "%tar%"=="true" (
    cd "%dump_dir%"
    echo Creating tar file from dump..
    tar -c mibib qcsbl oemsbl amss arm11boot boot.img system.%type% data.%type% -f dump.tar
    echo House keeping!
    DEL mibib qcsbl oemsbl amss arm11boot boot.img system.%type% data.%type%
)

pause
exit

:REM_DIR
echo Remote directory not specified, quitting..
pause
exit

:FORMAT
echo Invalid backup format, quitting..
adb shell rm /mnt/sdcard/%rem_dir%/*
pause
exit