wok annotate syslinux/stuff/iso2exe/iso2exe.sh @ rev 14257
syslinux/iso2exe: check kernel version, add floppy bootstrap stub
author | Pascal Bellard <pascal.bellard@slitaz.org> |
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date | Thu Mar 28 11:51:42 2013 +0100 (2013-03-28) |
parents | a26ba54f3ea7 |
children | 5ed4d6b2d690 |
rev | line source |
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pascal@13691 | 1 #!/bin/sh |
pascal@13691 | 2 |
pascal@13691 | 3 ddq() |
pascal@13691 | 4 { |
pascal@13691 | 5 dd $@ 2> /dev/null |
pascal@13691 | 6 } |
pascal@13691 | 7 |
pascal@13691 | 8 store() |
pascal@13691 | 9 { |
pascal@13691 | 10 n=$2; for i in $(seq 8 8 ${4:-16}); do |
pascal@13691 | 11 printf '\\\\x%02X' $(($n & 255)) |
pascal@13691 | 12 n=$(($n >> 8)) |
pascal@13691 | 13 done | xargs echo -en | ddq bs=1 conv=notrunc of=$3 seek=$(($1)) |
pascal@13691 | 14 } |
pascal@13691 | 15 |
pascal@13972 | 16 get() |
pascal@13972 | 17 { |
pascal@13972 | 18 echo $(od -j $(($1)) -N ${3:-2} -t u${3:-2} -An $2) |
pascal@13972 | 19 } |
pascal@13972 | 20 |
pascal@14150 | 21 add_rootfs() |
pascal@13691 | 22 { |
pascal@13691 | 23 TMP=/tmp/iso2exe$$ |
pascal@13713 | 24 mkdir -p $TMP/bin $TMP/dev |
pascal@13713 | 25 cp -a /dev/?d?* $TMP/dev |
pascal@13691 | 26 $0 --get init > $TMP/init.exe |
pascal@13974 | 27 grep -q mount.posixovl.iso2exe $TMP/init.exe && |
pascal@13974 | 28 cp /usr/sbin/mount.posixovl $TMP/bin/mount.posixovl.iso2exe |
pascal@13974 | 29 find $TMP -type f | xargs chmod +x |
pascal@13713 | 30 ( cd $TMP ; find * | cpio -o -H newc ) | \ |
pascal@13691 | 31 lzma e $TMP/rootfs.gz -si 2> /dev/null |
pascal@13691 | 32 SIZE=$(wc -c < $TMP/rootfs.gz) |
pascal@13972 | 33 store 24 $SIZE $1 |
pascal@13691 | 34 OFS=$(( 0x8000 - $SIZE )) |
paul@13692 | 35 printf "Adding rootfs.gz file at %04X...\n" $OFS |
pascal@13691 | 36 cat $TMP/rootfs.gz | ddq of=$1 bs=1 seek=$OFS conv=notrunc |
pascal@13691 | 37 rm -rf $TMP |
pascal@14150 | 38 } |
pascal@14150 | 39 |
pascal@14150 | 40 add_doscom() |
pascal@14150 | 41 { |
pascal@13972 | 42 SIZE=$($0 --get boot.com | wc -c) |
pascal@13691 | 43 OFS=$(( $OFS - $SIZE )) |
paul@13692 | 44 printf "Adding DOS boot file at %04X...\n" $OFS |
pascal@13972 | 45 $0 --get boot.com | ddq of=$1 bs=1 seek=$OFS conv=notrunc |
pascal@13972 | 46 store 66 $(($OFS+0xC0)) $1 |
pascal@14150 | 47 } |
pascal@14150 | 48 |
pascal@14150 | 49 add_win32exe() |
pascal@14150 | 50 { |
pascal@13974 | 51 SIZE=$($0 --get win32.exe 2> /dev/null | tee /tmp/exe$$ | wc -c) |
pascal@13974 | 52 if [ $SIZE -ne 0 ]; then |
pascal@13974 | 53 OFS=$(( 128 + ( ($OFS - $SIZE + 128) & 0xFE00 ) )) |
pascal@13974 | 54 printf "Adding WIN32 file at %04X...\n" $OFS |
pascal@13974 | 55 LOC=$((0xAC+$(get 0x94 /tmp/exe$$))) |
pascal@13974 | 56 for i in $(seq 1 $(get 0x86 /tmp/exe$$)); do |
pascal@14150 | 57 CUR=$(get $LOC /tmp/exe$$) |
pascal@14150 | 58 [ $CUR -eq 0 ] || store $LOC $(($CUR+$OFS-128)) /tmp/exe$$ |
pascal@13974 | 59 LOC=$(($LOC+40)) |
pascal@13974 | 60 done |
pascal@13974 | 61 ddq if=/tmp/exe$$ of=$1 bs=1 skip=128 seek=$OFS conv=notrunc |
pascal@14257 | 62 store 60 $OFS $1 |
pascal@13974 | 63 fi |
pascal@13972 | 64 rm -f /tmp/exe$$ |
pascal@14257 | 65 } |
pascal@14257 | 66 |
pascal@14257 | 67 add_fdbootstrap() |
pascal@14257 | 68 { |
pascal@14257 | 69 SIZE=$($0 --get bootfd.bin 2> /dev/null | tee /tmp/exe$$ | wc -c) |
pascal@14257 | 70 if [ $SIZE -ne 0 ]; then |
pascal@14257 | 71 OFS=$(( $OFS - $SIZE )) |
pascal@14257 | 72 printf "Adding floppy bootstrap file at %04X...\n" $OFS |
pascal@14257 | 73 $0 --get bootfd.bin | ddq of=$1 bs=1 seek=$OFS conv=notrunc |
pascal@14257 | 74 store 28 $(($SIZE/512)) $1 8 |
pascal@14257 | 75 fi |
pascal@14150 | 76 } |
pascal@14150 | 77 case "$1" in |
pascal@14150 | 78 --build) |
pascal@14150 | 79 shift |
pascal@14150 | 80 [ $(tar cf - $@ | wc -c) -gt $((32 * 1024)) ] && |
pascal@14257 | 81 echo "WARNING: The file set $@ is too large (31K max) :" && |
pascal@14257 | 82 ls -l $@ |
pascal@14150 | 83 cat >> $0 <<EOM |
pascal@14150 | 84 $(tar cf - $@ | lzma e -si -so | uuencode -m -) |
pascal@14150 | 85 EOT |
pascal@14150 | 86 EOM |
pascal@14150 | 87 sed -i '/^case/,/^esac/d' $0 |
pascal@14150 | 88 exit ;; |
pascal@14150 | 89 --get) |
pascal@14150 | 90 cat $2 |
pascal@14150 | 91 exit ;; |
pascal@14150 | 92 --array) |
pascal@14150 | 93 DATA=/tmp/dataiso$$ |
pascal@14150 | 94 ddq if=/dev/zero bs=32k count=1 of=$DATA |
pascal@14150 | 95 ddq if=bootiso.bin of=$DATA conv=notrunc |
pascal@14150 | 96 ddq if=$2 of=$DATA bs=512 seek=1 conv=notrunc |
pascal@14150 | 97 add_rootfs $DATA > /dev/null |
pascal@14150 | 98 add_doscom $DATA > /dev/null |
pascal@14150 | 99 add_win32exe $DATA > /dev/null |
pascal@14257 | 100 add_fdbootstrap $DATA > /dev/null |
pascal@14257 | 101 name=${3:-bootiso} |
pascal@14150 | 102 cat <<EOT |
pascal@14150 | 103 |
pascal@14257 | 104 #define $(echo $name | tr '[a-z]' '[A-Z]')SZ $((0x8400 - $OFS)) |
pascal@14150 | 105 |
pascal@14150 | 106 #ifdef WIN32 |
pascal@14257 | 107 static char $name[] = { |
pascal@14150 | 108 $(hexdump -v -n 1024 -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g') |
pascal@14150 | 109 $(hexdump -v -s $OFS -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g') |
pascal@14150 | 110 }; |
pascal@14150 | 111 #endif |
pascal@14150 | 112 EOT |
pascal@14150 | 113 rm -rf $DATA |
pascal@14150 | 114 exit ;; |
pascal@14150 | 115 --exe) |
pascal@14150 | 116 # --exe mvcom.bin x.com y.exe > xy.exe |
pascal@14150 | 117 cat $4 $3 > /tmp/exe$$ |
pascal@14150 | 118 S=$(stat -c %s /tmp/exe$$) |
pascal@14150 | 119 store 2 $(($S%512)) /tmp/exe$$ |
pascal@14150 | 120 store 4 $((($S+511)/512)) /tmp/exe$$ |
pascal@14150 | 121 store 14 -16 /tmp/exe$$ |
pascal@14150 | 122 store 16 -2 /tmp/exe$$ |
pascal@14150 | 123 store 20 256 /tmp/exe$$ |
pascal@14150 | 124 store 22 -16 /tmp/exe$$ |
pascal@14150 | 125 ddq if=$2 bs=1 seek=64 of=/tmp/exe$$ conv=notrunc |
pascal@14150 | 126 store 65 $(stat -c %s $3) /tmp/exe$$ |
pascal@14150 | 127 store 68 $((0x100-0x40+$(stat -c %s $4))) /tmp/exe$$ |
pascal@14150 | 128 cat /tmp/exe$$ |
pascal@14150 | 129 rm -f /tmp/exe$$ |
pascal@14150 | 130 exit ;; |
pascal@14150 | 131 esac |
pascal@14150 | 132 |
pascal@14150 | 133 main() |
pascal@14150 | 134 { |
pascal@14257 | 135 [ $(id -u) -ne 0 ] && exec su -c "$0 $@" < /dev/tty |
pascal@14150 | 136 case "$1" in |
pascal@14150 | 137 --get) shift |
pascal@14150 | 138 uudecode | unlzma | tar xOf - $@ |
pascal@14150 | 139 exit ;; |
pascal@14150 | 140 *) cat > /dev/null |
pascal@14150 | 141 esac |
pascal@14150 | 142 |
pascal@14150 | 143 [ ! -s "$1" ] && echo "usage: $0 image.iso" 1>&2 && exit 1 |
pascal@14150 | 144 case "$(get 0 $1)" in |
pascal@14150 | 145 23117) echo "The file $1 is already an EXE file." 1>&2 && exit 1;; |
pascal@14150 | 146 0) [ -x /usr/bin/isohybrid ] && isohybrid $1 |
pascal@14150 | 147 esac |
pascal@14150 | 148 |
pascal@14150 | 149 echo "Moving syslinux hybrid boot record..." |
pascal@14150 | 150 ddq if=$1 bs=512 count=1 | ddq of=$1 bs=512 count=1 seek=1 conv=notrunc |
pascal@14150 | 151 |
pascal@14150 | 152 echo "Inserting EXE boot record..." |
pascal@14150 | 153 $0 --get bootiso.bin | ddq of=$1 conv=notrunc |
pascal@14150 | 154 |
pascal@14150 | 155 # keep the largest room for the tazlito info file |
pascal@14150 | 156 add_rootfs $1 |
pascal@14150 | 157 add_doscom $1 |
pascal@14150 | 158 add_win32exe $1 |
pascal@14257 | 159 add_fdbootstrap $1 |
pascal@13972 | 160 store 26 ${RANDOM:-0} $1 |
pascal@13974 | 161 i=66 |
pascal@13697 | 162 n=0 |
pascal@13697 | 163 echo -n "Adding checksum..." |
pascal@13697 | 164 while [ $i -lt 32768 ]; do |
pascal@13972 | 165 n=$(($n + $(get $i $1) )) |
pascal@13697 | 166 i=$(($i + 2)) |
pascal@13697 | 167 done |
pascal@13972 | 168 store 64 -$n $1 |
pascal@13697 | 169 echo " done." |
pascal@13691 | 170 } |
pascal@13691 | 171 |
pascal@13691 | 172 main $@ <<EOT |