wok annotate syslinux/stuff/iso2exe/iso2exe.sh @ rev 17477

isolinux/iso2exe: need /dev/tty0
author Pascal Bellard <pascal.bellard@slitaz.org>
date Mon Dec 29 18:33:00 2014 +0100 (2014-12-29)
parents 877def710e44
children 054f70cb9bec
rev   line source
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 $2)
pascal@13972 19 }
pascal@13972 20
pascal@17476 21 compress()
pascal@17476 22 {
pascal@17476 23 if [ "$(which xz 2> /dev/null)" ]; then
pascal@17476 24 xz -z -e --format=lzma --lzma1=mode=normal --stdout
pascal@17476 25 else
pascal@17476 26 lzma e -si -so
pascal@17476 27 fi 2> /dev/null
pascal@17476 28 }
pascal@17476 29
pascal@14150 30 add_rootfs()
pascal@13691 31 {
pascal@13691 32 TMP=/tmp/iso2exe$$
pascal@13713 33 mkdir -p $TMP/bin $TMP/dev
pascal@17477 34 cp -a /dev/?d?* /dev/tty /dev/tty0 $TMP/dev
pascal@13691 35 $0 --get init > $TMP/init.exe
pascal@13974 36 grep -q mount.posixovl.iso2exe $TMP/init.exe &&
pascal@14266 37 cp /usr/sbin/mount.posixovl $TMP/bin/mount.posixovl.iso2exe \
pascal@17454 38 2> /dev/null && echo "Store mount.posixovl ($(wc -c \
pascal@17454 39 < /usr/sbin/mount.posixovl) bytes) ..."
pascal@17252 40 find $TMP -type f -print0 | xargs -0 chmod +x
pascal@17476 41 ( cd $TMP ; find * | cpio -o -H newc ) | compress > $TMP/rootfs.gz
pascal@13691 42 SIZE=$(wc -c < $TMP/rootfs.gz)
pascal@13972 43 store 24 $SIZE $1
pascal@14261 44 OFS=$(( $OFS - $SIZE ))
pascal@17454 45 printf "Adding rootfs.gz file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@13691 46 cat $TMP/rootfs.gz | ddq of=$1 bs=1 seek=$OFS conv=notrunc
pascal@13691 47 rm -rf $TMP
pascal@14150 48 }
pascal@14150 49
pascal@14261 50 add_dosexe()
pascal@14261 51 {
pascal@14261 52 OFS=$((0x7EE0))
pascal@17454 53 printf "Adding DOS/EXE at %04X (%d bytes) ...\n" $OFS $((0x8000 - $OFS))
pascal@14261 54 $0 --get bootiso.bin 2> /dev/null | \
pascal@14261 55 ddq bs=1 skip=$OFS of=$1 seek=$OFS conv=notrunc
pascal@14261 56 }
pascal@14261 57
pascal@14150 58 add_doscom()
pascal@14150 59 {
pascal@13972 60 SIZE=$($0 --get boot.com | wc -c)
pascal@13691 61 OFS=$(( $OFS - $SIZE ))
pascal@17454 62 printf "Adding DOS boot file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@13972 63 $0 --get boot.com | ddq of=$1 bs=1 seek=$OFS conv=notrunc
pascal@13972 64 store 66 $(($OFS+0xC0)) $1
pascal@14150 65 }
pascal@14150 66
pascal@14150 67 add_win32exe()
pascal@14150 68 {
pascal@14261 69 ddq if=/tmp/exe$$ of=$1 conv=notrunc
pascal@13974 70 SIZE=$($0 --get win32.exe 2> /dev/null | tee /tmp/exe$$ | wc -c)
pascal@17454 71 printf "Adding WIN32 file at %04X (%d bytes) ...\n" 0 $SIZE
pascal@14261 72 ddq if=/tmp/exe$$ of=$1 conv=notrunc
pascal@14261 73 printf "Adding bootiso head at %04X...\n" 0
pascal@14261 74 $0 --get bootiso.bin 2> /dev/null > /tmp/exe$$
pascal@14261 75 ddq if=/tmp/exe$$ of=$1 bs=128 count=1 conv=notrunc
pascal@14266 76 store $((0x94)) $((0xE0 - 12*8)) $1
pascal@14266 77 store $((0xF4)) $((16 - 12)) $1
pascal@14267 78 ddq if=$1 of=/tmp/coff$$ bs=1 skip=$((0x178)) count=$((0x88))
pascal@14267 79 ddq if=/tmp/coff$$ of=$1 conv=notrunc bs=1 seek=$((0x178 - 12*8))
pascal@14267 80 ddq if=/tmp/exe$$ of=$1 bs=1 count=30 seek=$((0x1A0)) skip=$((0x1A0)) conv=notrunc
pascal@14267 81 ddq if=$2 bs=1 skip=$((0x1BE)) seek=$((0x1BE)) count=66 of=$1 conv=notrunc
pascal@14261 82 store 69 $(($SIZE/512)) $1 8
pascal@14261 83 store 510 $((0xAA55)) $1
pascal@14267 84 rm -f /tmp/exe$$ /tmp/coff$$
pascal@17454 85 printf "Moving syslinux hybrid boot record at %04X (512 bytes) ...\n" $SIZE
pascal@14261 86 ddq if=$2 bs=1 count=512 of=$1 seek=$SIZE conv=notrunc
pascal@14261 87 OFS=$(($SIZE+512))
pascal@14257 88 }
pascal@14257 89
pascal@14257 90 add_fdbootstrap()
pascal@14257 91 {
pascal@14268 92 SIZE=$($0 --get bootfd.bin 2> /dev/null | wc -c)
pascal@14257 93 if [ $SIZE -ne 0 ]; then
pascal@17454 94 SIZE=$(( $SIZE - 512 )) # sector 2 is data
pascal@17454 95 OFS=$(( $OFS - $SIZE ))
pascal@17454 96 printf "Adding floppy bootstrap file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@14268 97 $0 --get bootfd.bin | \
pascal@14268 98 ddq of=$1 bs=1 count=512 seek=$OFS conv=notrunc
pascal@14268 99 $0 --get bootfd.bin | \
pascal@14268 100 ddq of=$1 bs=1 skip=1024 seek=$((512 + $OFS)) conv=notrunc
pascal@17454 101 store 28 $(($SIZE/512)) $1 8
pascal@14257 102 fi
pascal@14150 103 }
pascal@14150 104 case "$1" in
pascal@14150 105 --build)
pascal@14150 106 shift
pascal@14261 107 ls -l $@
pascal@14150 108 cat >> $0 <<EOM
pascal@17476 109 $(tar cf - $@ | compress | uuencode -m -)
pascal@14150 110 EOT
pascal@14150 111 EOM
pascal@14150 112 sed -i '/^case/,/^esac/d' $0
pascal@14150 113 exit ;;
pascal@14150 114 --get)
pascal@14150 115 cat $2
pascal@14150 116 exit ;;
pascal@14150 117 --array)
pascal@14150 118 DATA=/tmp/dataiso$$
pascal@14150 119 ddq if=/dev/zero bs=32k count=1 of=$DATA
pascal@14261 120 add_win32exe $DATA $2 > /dev/null
pascal@14261 121 HSZ=$OFS
pascal@14261 122 add_dosexe $DATA > /dev/null
pascal@14150 123 add_rootfs $DATA > /dev/null
pascal@14150 124 add_doscom $DATA > /dev/null
pascal@14257 125 add_fdbootstrap $DATA > /dev/null
pascal@14257 126 name=${3:-bootiso}
pascal@17451 127 BOOTISOSZ=$((0x8000 - $OFS + $HSZ))
pascal@14150 128 cat <<EOT
pascal@14150 129
pascal@17451 130 #define $(echo $name | tr '[a-z]' '[A-Z]')SZ $BOOTISOSZ
pascal@14150 131
pascal@14150 132 #ifdef WIN32
pascal@14257 133 static char $name[] = {
pascal@14261 134 $(hexdump -v -n $HSZ -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
pascal@14150 135 $(hexdump -v -s $OFS -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
pascal@17451 136 EOT
pascal@17451 137
pascal@17451 138 for mode in data offset ; do
pascal@17451 139 ofs=0
pascal@17451 140 while read tag str; do
pascal@17451 141 if [ "$mode" == "data" ]; then
pascal@17451 142 echo -en "$str\0" | hexdump -v -e '" " 16/1 "0x%02X, "' \
pascal@17451 143 -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' | \
pascal@17451 144 sed 's/ 0x ,/ /g'
pascal@17451 145 else
pascal@17451 146 if [ $ofs -eq 0 ]; then
pascal@17451 147 cat <<EOT
pascal@14150 148 };
pascal@17451 149 #else
pascal@17451 150 static char *$name;
pascal@14150 151 #endif
pascal@17451 152 #define ELTORITOOFS 3
pascal@14150 153 EOT
pascal@17451 154 fi
pascal@17451 155 echo "#define $tag $(($BOOTISOSZ+$ofs))"
pascal@17451 156 ofs=$(($(echo -en "$str\0" | wc -c)+$ofs))
pascal@17451 157 fi
pascal@17451 158 done <<EOT
pascal@17451 159 READSECTORERR Read sector failure.
pascal@17451 160 USAGE Usage: isohybrid.exe file.iso [--forced]
pascal@17451 161 OPENERR Can't open r/w the iso file.
pascal@17451 162 ELTORITOERR No EL TORITO SPECIFICATION signature.
pascal@17451 163 CATALOGERR Invalid boot catalog.
pascal@17451 164 HYBRIDERR No isolinux.bin hybrid signature.
pascal@17451 165 SUCCESSMSG Now you can create a USB key with your .iso file.\\\\nSimply rename it to a .exe file and run it.
pascal@17451 166 FORCEMSG You can add --forced to proceed anyway.
pascal@17451 167 EOT
pascal@17451 168 done
pascal@14150 169 rm -rf $DATA
pascal@14150 170 exit ;;
pascal@14150 171 --exe)
pascal@14150 172 # --exe mvcom.bin x.com y.exe > xy.exe
pascal@14150 173 cat $4 $3 > /tmp/exe$$
pascal@14150 174 S=$(stat -c %s /tmp/exe$$)
pascal@14150 175 store 2 $(($S%512)) /tmp/exe$$
pascal@14150 176 store 4 $((($S+511)/512)) /tmp/exe$$
pascal@14150 177 store 14 -16 /tmp/exe$$
pascal@14150 178 store 16 -2 /tmp/exe$$
pascal@14150 179 store 20 256 /tmp/exe$$
pascal@14150 180 store 22 -16 /tmp/exe$$
pascal@14150 181 ddq if=$2 bs=1 seek=64 of=/tmp/exe$$ conv=notrunc
pascal@14150 182 store 65 $(stat -c %s $3) /tmp/exe$$
pascal@14150 183 store 68 $((0x100-0x40+$(stat -c %s $4))) /tmp/exe$$
pascal@14150 184 cat /tmp/exe$$
pascal@14150 185 rm -f /tmp/exe$$
pascal@14150 186 exit ;;
pascal@14150 187 esac
pascal@14150 188
pascal@14150 189 main()
pascal@14150 190 {
pascal@14257 191 [ $(id -u) -ne 0 ] && exec su -c "$0 $@" < /dev/tty
pascal@17451 192 case "${1/--/-}" in
pascal@17451 193 -get) shift
pascal@14150 194 uudecode | unlzma | tar xOf - $@
pascal@14150 195 exit ;;
pascal@14150 196 *) cat > /dev/null
pascal@14150 197 esac
pascal@14150 198
pascal@17451 199 [ ! -s "$1" ] && echo "usage: $0 image.iso [--undo]" 1>&2 && exit 1
pascal@17451 200 case "${2/--/-}" in
pascal@17451 201 -u*|-r*|-w*)
pascal@17451 202 case "$(get 0 $1)" in
pascal@17451 203 23117)
pascal@17451 204 ddq if=$1 bs=512 count=2 skip=$(get 69 $1 1) of=$1 conv=notrunc
pascal@17451 205 ddq if=/dev/zero bs=1k seek=1 count=31 of=$1 conv=notrunc ;;
pascal@17451 206 *) ddq if=/dev/zero bs=1k count=32 of=$1 conv=notrunc ;;
pascal@17451 207 esac
pascal@17451 208 exit 0
pascal@17451 209 esac
pascal@14150 210 case "$(get 0 $1)" in
pascal@14150 211 23117) echo "The file $1 is already an EXE file." 1>&2 && exit 1;;
pascal@14261 212 0) [ -x /usr/bin/isohybrid ] && isohybrid $1 && echo "Do isohybrid"
pascal@14150 213 esac
pascal@14150 214
pascal@14261 215 echo "Read hybrid & tazlito data..."
pascal@14261 216 ddq if=$1 bs=512 count=1 of=/tmp/hybrid$$
pascal@14261 217 ddq if=$1 bs=512 skip=2 count=20 of=/tmp/tazlito$$
pascal@14261 218 add_win32exe $1 /tmp/hybrid$$
pascal@17454 219 printf "Moving tazlito data record at %04X (512 bytes) ...\n" $OFS
pascal@14261 220 ddq if=/tmp/tazlito$$ bs=1 count=512 of=$1 seek=$OFS conv=notrunc
pascal@14261 221 rm -f /tmp/tazlito$$ /tmp/hybrid$$
pascal@17454 222 HOLE=$(($OFS+512))
pascal@14150 223
pascal@14150 224 # keep the largest room for the tazlito info file
pascal@14261 225 add_dosexe $1
pascal@14150 226 add_rootfs $1
pascal@14150 227 add_doscom $1
pascal@14257 228 add_fdbootstrap $1
pascal@17454 229 printf "%d free bytes in %04X..%04X\n" $(($OFS-$HOLE)) $HOLE $OFS
pascal@13972 230 store 26 ${RANDOM:-0} $1
pascal@13974 231 i=66
pascal@13697 232 n=0
pascal@13697 233 echo -n "Adding checksum..."
pascal@13697 234 while [ $i -lt 32768 ]; do
pascal@13972 235 n=$(($n + $(get $i $1) ))
pascal@13697 236 i=$(($i + 2))
pascal@13697 237 done
pascal@13972 238 store 64 -$n $1
pascal@13697 239 echo " done."
pascal@13691 240 }
pascal@13691 241
pascal@13691 242 main $@ <<EOT