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acmd supports both standard and extended AppleDouble files

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Ivan X 2016-01-27 22:50:02 -05:00
parent da08d8249c
commit b5e430819f
1 changed files with 79 additions and 68 deletions
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49
setup/acmd.txt
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@ -161,6 +161,7 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
[[ ! -f $adFile ]] && { echoerr "Not an AppleDouble file: $adFile"; exit 1; } [[ ! -f $adFile ]] && { echoerr "Not an AppleDouble file: $adFile"; exit 1; }
# get metadata from appleDouble header # get metadata from appleDouble header
[[ $(dd if="$adFile" bs=1 count=1 skip=741 2> /dev/null | wc -c) -gt 0 ]] && isExtFile=1 || isExtFile=
fileData=$(dd if="$adFile" bs=1 count=24 skip=637 2> /dev/null | xxd -p | tr -d '\n') fileData=$(dd if="$adFile" bs=1 count=24 skip=637 2> /dev/null | xxd -p | tr -d '\n')
ftVar="P_${fileData:34:2}"; ftVar="P_${fileData:34:2}";
[[ ${!ftVar} ]] && ft=${!ftVar} || ft="\$$fc"; # set file type [[ ${!ftVar} ]] && ft=${!ftVar} || ft="\$$fc"; # set file type
@ -180,26 +181,31 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
mDateTimeHex=$(printf %08X $(( 2#$(printf %07d $(bc <<< "obase=2;${mDateFields[0]}"))$(printf %04d $(bc <<< "obase=2;${mDateFields[1]}"))$(printf %05d $(bc <<< "obase=2;${mDateFields[2]}"))$(printf %08d $(bc <<< "obase=2;${mDateFields[3]}"))$(printf %08d $(bc <<< "obase=2;${mDateFields[4]}")) ))) mDateTimeHex=$(printf %08X $(( 2#$(printf %07d $(bc <<< "obase=2;${mDateFields[0]}"))$(printf %04d $(bc <<< "obase=2;${mDateFields[1]}"))$(printf %05d $(bc <<< "obase=2;${mDateFields[2]}"))$(printf %08d $(bc <<< "obase=2;${mDateFields[3]}"))$(printf %08d $(bc <<< "obase=2;${mDateFields[4]}")) )))
mDateTimeHex=${mDateTimeHex:2:2}${mDateTimeHex:0:2}${mDateTimeHex:6:2}${mDateTimeHex:4:2} mDateTimeHex=${mDateTimeHex:2:2}${mDateTimeHex:0:2}${mDateTimeHex:6:2}${mDateTimeHex:4:2}
# create forks and extended file entry # create forks and file entry
fileName="${prodosPath##*/}"
if [[ $isExtFile ]]; then
dfName=X$(printf %04X $RANDOM $RANDOM $RANDOM) dfName=X$(printf %04X $RANDOM $RANDOM $RANDOM)
while [[ ! $rfName || $rfName == $dfName ]]; do while [[ ! $rfName || $rfName == $dfName ]]; do
rfName=X$(printf %04X $RANDOM $RANDOM $RANDOM) rfName=X$(printf %04X $RANDOM $RANDOM $RANDOM)
done done
while [[ ! $extName || $rfName == $extName || $dfName == $extName ]]; do while [[ $fileName == "${prodosPath##*/}" || $rfName == $fileName || $dfName == $fileName ]]; do
extName=X$(printf %04X $RANDOM $RANDOM $RANDOM) fileName=X$(printf %04X $RANDOM $RANDOM $RANDOM)
done done
java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$dfName" 2> /dev/null java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$dfName" 2> /dev/null
dd if="$prodosArg" 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$dfName" $00 2> $acmdStdErr dd if="$prodosArg" 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$dfName" $00 2> $acmdStdErr
java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$rfName" 2> /dev/null java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$rfName" 2> /dev/null
dd if="$adFile" bs=741 skip=1 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$rfName" $00 2> $acmdStdErr dd if="$adFile" bs=741 skip=1 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$rfName" $00 2> $acmdStdErr
java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$extName" 2> /dev/null fi
dd if="/dev/zero" bs=512 count=1 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$extName" "$ft" "$auxType" 2> $acmdStdErr
# find extended file entry and extended key block offsets # create file entry, then find it
extOffset=$(grep --byte-offset --only-matching --text ".$extName" "$imageArg" | cut -d ':' -f 1) java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -d "$imageArg" "${adFile%*.AppleDouble/*}$fileName" 2> /dev/null
extEntry=$(dd if="$imageArg" bs=1 count=39 skip=$extOffset 2> /dev/null | xxd -p | tr -d '\n') [[ $isExtFile ]] && ddsrc="if=/dev/zero bs=512 count=1" || ddsrc="if=$prodosArg"
extKeyBlockOffset=$(( ( ( $(printf %d 0x"${extEntry:36:2}") * 256 ) + $(printf %d 0x"${extEntry:34:2}") * 512 ) )) dd $ddsrc 2> /dev/null | java -Xmx128m -jar "$adtPath"/lib/AppleCommander/AppleCommander-ac.jar -p "$imageArg" "${adFile%*.AppleDouble/*}$fileName" "$ft" "$auxType" 2> $acmdStdErr
parentDirKeyBlockOffset=$(( ( ( $(printf %d 0x"${extEntry:76:2}") * 256 ) + $(printf %d 0x"${extEntry:74:2}") * 512 ) )) fileEntryOffset=$(grep --byte-offset --only-matching --text ".$fileName" "$imageArg" | cut -d ':' -f 1)
fileEntry=$(dd if="$imageArg" bs=1 count=39 skip=$fileEntryOffset 2> /dev/null | xxd -p | tr -d '\n')
if [[ $isExtFile ]]; then
extKeyBlockOffset=$(( ( ( $(printf %d 0x"${fileEntry:36:2}") * 256 ) + $(printf %d 0x"${fileEntry:34:2}") * 512 ) ))
# find data fork, copy storage type, key block, block size, length to extended key block mini-entry # find data fork, copy storage type, key block, block size, length to extended key block mini-entry
# then mark as available/deleted # then mark as available/deleted
@ -214,7 +220,7 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
echo -n -e \\x0${dfEntry:1:1} \ echo -n -e \\x0${dfEntry:1:1} \
| dd of="$imageArg" conv=notrunc bs=1 seek=$(( dfOffset+0 )) 2> /dev/null | dd of="$imageArg" conv=notrunc bs=1 seek=$(( dfOffset+0 )) 2> /dev/null
# find data fork, copy storage type, key block, block size, length to extended key block mini-entry # find resource fork, copy storage type, key block, block size, length to extended key block mini-entry
# then mark as available/deleted # then mark as available/deleted
rfOffset=$(grep --byte-offset --only-matching --text ".$rfName" "$imageArg" | cut -d ':' -f 1) rfOffset=$(grep --byte-offset --only-matching --text ".$rfName" "$imageArg" | cut -d ':' -f 1)
rfEntry=$(dd if="$imageArg" bs=1 count=39 skip=$rfOffset 2> /dev/null | xxd -p | tr -d '\n') rfEntry=$(dd if="$imageArg" bs=1 count=39 skip=$rfOffset 2> /dev/null | xxd -p | tr -d '\n')
@ -228,11 +234,12 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
| dd of="$imageArg" conv=notrunc bs=1 seek=$(( rfOffset+0 )) 2> /dev/null | dd of="$imageArg" conv=notrunc bs=1 seek=$(( rfOffset+0 )) 2> /dev/null
# reduce active file count in directory by two # reduce active file count in directory by two
parentDirKeyBlockOffset=$(( ( ( $(printf %d 0x"${fileEntry:76:2}") * 256 ) + $(printf %d 0x"${fileEntry:74:2}") * 512 ) ))
fileCountHex=$(dd if="$imageArg" bs=1 count=2 skip=$((parentDirKeyBlockOffset+4+33)) 2> /dev/null | xxd -p) fileCountHex=$(dd if="$imageArg" bs=1 count=2 skip=$((parentDirKeyBlockOffset+4+33)) 2> /dev/null | xxd -p)
fileCount=$(( ( $(printf %d 0x${fileCountHex:2:2}) * 256 ) + $(printf %d 0x${fileCountHex:0:2}) )) fileCount=$(( ( $(printf %d 0x${fileCountHex:2:2}) * 256 ) + $(printf %d 0x${fileCountHex:0:2}) ))
fileCountHex=$(printf %04X $((fileCount - 2))) fileCountHex=$(printf %04X $((fileCount - 2)))
echo -n -e \\x${fileCountHex:2:2}\\x${fileCountHex:0:2} \ echo -n -e \\x${fileCountHex:2:2}\\x${fileCountHex:0:2} \
| dd of="$imageArg" conv=notrunc bs=1 seek=$((parentDirKeyBlockOffset+4+33)) #2> /dev/null | dd of="$imageArg" conv=notrunc bs=1 seek=$((parentDirKeyBlockOffset+4+33)) 2> /dev/null
# update extended file metadata # update extended file metadata
@ -245,7 +252,14 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
# blocks used # blocks used
blocksUsed=$(( dfBlocksUsed + rfBlocksUsed + 1 )) blocksUsed=$(( dfBlocksUsed + rfBlocksUsed + 1 ))
# casemask for mixed case filename into extended file entry # store updated metadata
fileEntry=${nameHeader}${nameField}${fileEntry:32}
fi
# put creation and modified date in file entry
fileEntry=${fileEntry:0:48}${cDateTimeHex}${fileEntry:56:10}${mDateTimeHex}${fileEntry:74:4}
# put casemask for mixed case filename in file entry
if [[ "${prodosPath##*/}" != "${prodosArg##*/}" ]]; then # mixed case if [[ "${prodosPath##*/}" != "${prodosArg##*/}" ]]; then # mixed case
caseMaskDec=32768 caseMaskDec=32768
mixedName="${prodosArg##*/}" mixedName="${prodosArg##*/}"
@ -254,14 +268,11 @@ if [[ ( $arg1 == "-p" || $arg1 == "-c" || $arg1 == "-g" || $arg1 == "-e" || $arg
(( caseMaskDec+=$(( $? * (2**(14-i)) )) )) (( caseMaskDec+=$(( $? * (2**(14-i)) )) ))
done done
caseMaskHex=$(printf %04X $caseMaskDec) caseMaskHex=$(printf %04X $caseMaskDec)
extEntry=${extEntry:0:56}${caseMaskHex:2:2}${caseMaskHex:0:2}${extEntry:60} fileEntry=${fileEntry:0:56}${caseMaskHex:2:2}${caseMaskHex:0:2}${fileEntry:60}
fi fi
# store updated metadata # write updated metadata to file entry
extEntry=${nameHeader}${nameField}${extEntry:32:16}${cDateTimeHex}${extEntry:56:10}${mDateTimeHex}${extEntry:74:4} echo -n -e $(sed 's/../\\x&/g' <<< $fileEntry) | dd of="$imageArg" bs=1 conv=notrunc seek=$fileEntryOffset 2> /dev/null
# write updated metadata to extended file entry
echo -n -e $(sed 's/../\\x&/g' <<< $extEntry) | dd of="$imageArg" bs=1 conv=notrunc seek=$extOffset 2> /dev/null
fi fi
fi fi