wok annotate syslinux/stuff/iso2exe/iso2exe.sh @ rev 17671

syslinux: tiny edits
author Paul Issott <paul@slitaz.org>
date Tue Feb 17 09:13:31 2015 +0000 (2015-02-17)
parents 52c9cc2da3c6
children 6a2e6eb35735
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@17489 23 if [ "$1" ]; then
pascal@17489 24 gzip -9 > $1
pascal@17489 25 [ "$(which advdef 2> /dev/null)" ] &&
pascal@17489 26 advdef -z4 $1 > /dev/null
pascal@17489 27 elif [ "$(which xz 2> /dev/null)" ]; then
pascal@17476 28 xz -z -e --format=lzma --lzma1=mode=normal --stdout
pascal@17476 29 else
pascal@17476 30 lzma e -si -so
pascal@17476 31 fi 2> /dev/null
pascal@17476 32 }
pascal@17476 33
pascal@14150 34 add_rootfs()
pascal@13691 35 {
pascal@13691 36 TMP=/tmp/iso2exe$$
pascal@13713 37 mkdir -p $TMP/bin $TMP/dev
pascal@17477 38 cp -a /dev/?d?* /dev/tty /dev/tty0 $TMP/dev
pascal@13691 39 $0 --get init > $TMP/init.exe
pascal@17489 40 # mount -o loop,ro $1 $TMP
pascal@17489 41 # oldslitaz="$(ls $TMP/boot/isolinux/splash.lss 2> /dev/null)"
pascal@17489 42 # umount -d $TMP
pascal@17489 43 # [ "$oldslitaz" ] && # for SliTaz <= 3.0 only...
pascal@17489 44 # grep -q mount.posixovl.iso2exe $TMP/init.exe &&
pascal@17489 45 # cp /usr/sbin/mount.posixovl $TMP/bin/mount.posixovl.iso2exe \
pascal@17489 46 # 2> /dev/null && echo "Store mount.posixovl ($(wc -c \
pascal@17489 47 # < /usr/sbin/mount.posixovl) bytes) ..."
pascal@17252 48 find $TMP -type f -print0 | xargs -0 chmod +x
pascal@17489 49 ( cd $TMP ; find * | cpio -o -H newc ) | compress $TMP/rootfs.gz
pascal@13691 50 SIZE=$(wc -c < $TMP/rootfs.gz)
pascal@13972 51 store 24 $SIZE $1
pascal@14261 52 OFS=$(( $OFS - $SIZE ))
pascal@17454 53 printf "Adding rootfs.gz file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@13691 54 cat $TMP/rootfs.gz | ddq of=$1 bs=1 seek=$OFS conv=notrunc
pascal@13691 55 rm -rf $TMP
pascal@14150 56 }
pascal@14150 57
pascal@14261 58 add_dosexe()
pascal@14261 59 {
pascal@17492 60 TMP=/tmp/bootiso$$
pascal@17492 61 $0 --get bootiso.bin > $TMP 2> /dev/null
pascal@17492 62 OFS=$(($(get 20 $TMP) - 0xC0))
pascal@17492 63 printf "Adding DOS/EXE stub at %04X (%d bytes) ...\n" $OFS $((0x8000 - $OFS))
pascal@17492 64 ddq if=$TMP bs=1 skip=$OFS of=$1 seek=$OFS conv=notrunc
pascal@17492 65 rm -f $TMP
pascal@14261 66 }
pascal@14261 67
pascal@14150 68 add_doscom()
pascal@14150 69 {
pascal@13972 70 SIZE=$($0 --get boot.com | wc -c)
pascal@13691 71 OFS=$(( $OFS - $SIZE ))
pascal@17454 72 printf "Adding DOS boot file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@13972 73 $0 --get boot.com | ddq of=$1 bs=1 seek=$OFS conv=notrunc
pascal@13972 74 store 66 $(($OFS+0xC0)) $1
pascal@14150 75 }
pascal@14150 76
pascal@14150 77 add_win32exe()
pascal@14150 78 {
pascal@13974 79 SIZE=$($0 --get win32.exe 2> /dev/null | tee /tmp/exe$$ | wc -c)
pascal@17454 80 printf "Adding WIN32 file at %04X (%d bytes) ...\n" 0 $SIZE
pascal@14261 81 ddq if=/tmp/exe$$ of=$1 conv=notrunc
pascal@14261 82 printf "Adding bootiso head at %04X...\n" 0
pascal@14261 83 $0 --get bootiso.bin 2> /dev/null > /tmp/exe$$
pascal@14261 84 ddq if=/tmp/exe$$ of=$1 bs=128 count=1 conv=notrunc
pascal@14266 85 store $((0x94)) $((0xE0 - 12*8)) $1
pascal@14266 86 store $((0xF4)) $((16 - 12)) $1
pascal@14267 87 ddq if=$1 of=/tmp/coff$$ bs=1 skip=$((0x178)) count=$((0x88))
pascal@14267 88 ddq if=/tmp/coff$$ of=$1 conv=notrunc bs=1 seek=$((0x178 - 12*8))
pascal@14267 89 ddq if=/tmp/exe$$ of=$1 bs=1 count=30 seek=$((0x1A0)) skip=$((0x1A0)) conv=notrunc
pascal@14267 90 ddq if=$2 bs=1 skip=$((0x1BE)) seek=$((0x1BE)) count=66 of=$1 conv=notrunc
pascal@14261 91 store 69 $(($SIZE/512)) $1 8
pascal@14261 92 store 510 $((0xAA55)) $1
pascal@14267 93 rm -f /tmp/exe$$ /tmp/coff$$
pascal@17454 94 printf "Moving syslinux hybrid boot record at %04X (512 bytes) ...\n" $SIZE
pascal@14261 95 ddq if=$2 bs=1 count=512 of=$1 seek=$SIZE conv=notrunc
pascal@14261 96 OFS=$(($SIZE+512))
pascal@14257 97 }
pascal@14257 98
pascal@14257 99 add_fdbootstrap()
pascal@14257 100 {
pascal@14268 101 SIZE=$($0 --get bootfd.bin 2> /dev/null | wc -c)
pascal@14257 102 if [ $SIZE -ne 0 ]; then
pascal@17454 103 SIZE=$(( $SIZE - 512 )) # sector 2 is data
pascal@17454 104 OFS=$(( $OFS - $SIZE ))
pascal@17454 105 printf "Adding floppy bootstrap file at %04X (%d bytes) ...\n" $OFS $SIZE
pascal@14268 106 $0 --get bootfd.bin | \
pascal@14268 107 ddq of=$1 bs=1 count=512 seek=$OFS conv=notrunc
pascal@14268 108 $0 --get bootfd.bin | \
pascal@14268 109 ddq of=$1 bs=1 skip=1024 seek=$((512 + $OFS)) conv=notrunc
pascal@17454 110 store 28 $(($SIZE/512)) $1 8
pascal@14257 111 fi
pascal@14150 112 }
pascal@14150 113 case "$1" in
pascal@14150 114 --build)
pascal@14150 115 shift
pascal@14261 116 ls -l $@
pascal@14150 117 cat >> $0 <<EOM
pascal@17476 118 $(tar cf - $@ | compress | uuencode -m -)
pascal@14150 119 EOT
pascal@14150 120 EOM
pascal@14150 121 sed -i '/^case/,/^esac/d' $0
pascal@14150 122 exit ;;
pascal@14150 123 --get)
pascal@14150 124 cat $2
pascal@14150 125 exit ;;
pascal@14150 126 --array)
pascal@14150 127 DATA=/tmp/dataiso$$
pascal@14150 128 ddq if=/dev/zero bs=32k count=1 of=$DATA
pascal@14261 129 add_win32exe $DATA $2 > /dev/null
pascal@14261 130 HSZ=$OFS
pascal@14261 131 add_dosexe $DATA > /dev/null
pascal@14150 132 add_rootfs $DATA > /dev/null
pascal@14150 133 add_doscom $DATA > /dev/null
pascal@14257 134 add_fdbootstrap $DATA > /dev/null
pascal@14257 135 name=${3:-bootiso}
pascal@17451 136 BOOTISOSZ=$((0x8000 - $OFS + $HSZ))
pascal@14150 137 cat <<EOT
pascal@14150 138
pascal@17451 139 #define $(echo $name | tr '[a-z]' '[A-Z]')SZ $BOOTISOSZ
pascal@14150 140
pascal@14150 141 #ifdef WIN32
pascal@14257 142 static char $name[] = {
pascal@17591 143 /* head */
pascal@14261 144 $(hexdump -v -n $HSZ -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
pascal@17591 145 /* tail */
pascal@14150 146 $(hexdump -v -s $OFS -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
pascal@17591 147
pascal@17591 148 /* These strange constants are defined in RFC 1321 as
pascal@17591 149 T[i] = (int)(4294967296.0 * fabs(sin(i))), i=1..64
pascal@17591 150 */
pascal@17591 151 /* static const uint32_t C_array[64] */
pascal@17591 152 EOT
pascal@17591 153 while read a b c d; do
pascal@17591 154 for i in $a $b $c $d; do
pascal@17591 155 echo $i | sed 's/0x\(..\)\(..\)\(..\)\(..\),/0x\4, 0x\3, 0x\2, 0x\1, /'
pascal@17591 156 done
pascal@17591 157 done <<EOT
pascal@17591 158 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
pascal@17591 159 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
pascal@17591 160 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
pascal@17591 161 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
pascal@17591 162 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
pascal@17591 163 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
pascal@17591 164 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
pascal@17591 165 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
pascal@17591 166 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
pascal@17591 167 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
pascal@17591 168 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
pascal@17591 169 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
pascal@17591 170 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
pascal@17591 171 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
pascal@17591 172 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
pascal@17591 173 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391,
pascal@17591 174 EOT
pascal@17591 175 cat <<EOT
pascal@17591 176 /* static const char P_array[64] */
pascal@17591 177 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, /* 1 */
pascal@17591 178 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, /* 2 */
pascal@17591 179 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, /* 3 */
pascal@17591 180 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9, /* 4 */
pascal@17591 181 /* static const char S_array[16] */
pascal@17591 182 7, 12, 17, 22,
pascal@17591 183 5, 9, 14, 20,
pascal@17591 184 4, 11, 16, 23,
pascal@17591 185 6, 10, 15, 21,
pascal@17451 186 EOT
pascal@17451 187
pascal@17451 188 for mode in data offset ; do
pascal@17451 189 ofs=0
pascal@17451 190 while read tag str; do
pascal@17451 191 if [ "$mode" == "data" ]; then
pascal@17451 192 echo -en "$str\0" | hexdump -v -e '" " 16/1 "0x%02X, "' \
pascal@17451 193 -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' | \
pascal@17451 194 sed 's/ 0x ,/ /g'
pascal@17451 195 else
pascal@17451 196 if [ $ofs -eq 0 ]; then
pascal@17451 197 cat <<EOT
pascal@14150 198 };
pascal@17451 199 #else
pascal@17451 200 static char *$name;
pascal@14150 201 #endif
pascal@17591 202
pascal@17591 203 #define C_array (uint32_t *) ($name + $(($BOOTISOSZ)))
pascal@17591 204 #define P_array (char *) ($name + $(($BOOTISOSZ+(64*4))))
pascal@17591 205 #define S_array (char *) ($name + $(($BOOTISOSZ+(64*4)+64)))
pascal@17451 206 #define ELTORITOOFS 3
pascal@14150 207 EOT
pascal@17451 208 fi
pascal@17591 209 echo "#define $tag $(($BOOTISOSZ+(64*4)+64+16+$ofs))"
pascal@17451 210 ofs=$(($(echo -en "$str\0" | wc -c)+$ofs))
pascal@17451 211 fi
pascal@17451 212 done <<EOT
pascal@17451 213 READSECTORERR Read sector failure.
pascal@17591 214 USAGE Usage: isohybrid.exe file.iso [--forced|--undo|--md5]
pascal@17451 215 OPENERR Can't open r/w the iso file.
pascal@17451 216 ELTORITOERR No EL TORITO SPECIFICATION signature.
pascal@17451 217 CATALOGERR Invalid boot catalog.
pascal@17451 218 HYBRIDERR No isolinux.bin hybrid signature.
paul@17671 219 SUCCESSMSG Now you can create a USB key with your .iso file.\\\\nSimply rename it to an .exe file and run it.
pascal@17451 220 FORCEMSG You can add --forced to proceed anyway.
pascal@17591 221 MD5MSG Computing md5sum...
pascal@17591 222 UNINSTALLMSG Uninstall done.
pascal@17451 223 EOT
pascal@17451 224 done
pascal@14150 225 rm -rf $DATA
pascal@14150 226 exit ;;
pascal@14150 227 --exe)
pascal@14150 228 # --exe mvcom.bin x.com y.exe > xy.exe
pascal@14150 229 cat $4 $3 > /tmp/exe$$
pascal@14150 230 S=$(stat -c %s /tmp/exe$$)
pascal@14150 231 store 2 $(($S%512)) /tmp/exe$$
pascal@14150 232 store 4 $((($S+511)/512)) /tmp/exe$$
pascal@14150 233 store 14 -16 /tmp/exe$$
pascal@14150 234 store 16 -2 /tmp/exe$$
pascal@14150 235 store 20 256 /tmp/exe$$
pascal@14150 236 store 22 -16 /tmp/exe$$
pascal@14150 237 ddq if=$2 bs=1 seek=64 of=/tmp/exe$$ conv=notrunc
pascal@14150 238 store 65 $(stat -c %s $3) /tmp/exe$$
pascal@14150 239 store 68 $((0x100-0x40+$(stat -c %s $4))) /tmp/exe$$
pascal@14150 240 cat /tmp/exe$$
pascal@14150 241 rm -f /tmp/exe$$
pascal@14150 242 exit ;;
pascal@14150 243 esac
pascal@14150 244
pascal@14150 245 main()
pascal@14150 246 {
pascal@14257 247 [ $(id -u) -ne 0 ] && exec su -c "$0 $@" < /dev/tty
pascal@17451 248 case "${1/--/-}" in
pascal@17451 249 -get) shift
pascal@14150 250 uudecode | unlzma | tar xOf - $@
pascal@14150 251 exit ;;
pascal@14150 252 *) cat > /dev/null
pascal@14150 253 esac
pascal@14150 254
pascal@17562 255 [ ! -s "$1" ] &&
pascal@17562 256 echo "usage: $0 image.iso [--undo|\"DOS help message\"]" 1>&2 && exit 1
pascal@17451 257 case "${2/--/-}" in
pascal@17451 258 -u*|-r*|-w*)
pascal@17451 259 case "$(get 0 $1)" in
pascal@17451 260 23117)
pascal@17451 261 ddq if=$1 bs=512 count=2 skip=$(get 69 $1 1) of=$1 conv=notrunc
pascal@17451 262 ddq if=/dev/zero bs=1k seek=1 count=31 of=$1 conv=notrunc ;;
pascal@17451 263 *) ddq if=/dev/zero bs=1k count=32 of=$1 conv=notrunc ;;
pascal@17451 264 esac
pascal@17451 265 exit 0
pascal@17451 266 esac
pascal@14150 267 case "$(get 0 $1)" in
pascal@14150 268 23117) echo "The file $1 is already an EXE file." 1>&2 && exit 1;;
pascal@17489 269 0) $0 --get isohdpfx.bin | ddq bs=512 count=1 of=$1 conv=notrunc
pascal@14150 270 esac
pascal@14150 271
pascal@14261 272 echo "Read hybrid & tazlito data..."
pascal@14261 273 ddq if=$1 bs=512 count=1 of=/tmp/hybrid$$
pascal@14261 274 ddq if=$1 bs=512 skip=2 count=20 of=/tmp/tazlito$$
pascal@14261 275 add_win32exe $1 /tmp/hybrid$$
pascal@17454 276 printf "Moving tazlito data record at %04X (512 bytes) ...\n" $OFS
pascal@14261 277 ddq if=/tmp/tazlito$$ bs=1 count=512 of=$1 seek=$OFS conv=notrunc
pascal@14261 278 rm -f /tmp/tazlito$$ /tmp/hybrid$$
pascal@17454 279 HOLE=$(($OFS+512))
pascal@14150 280
pascal@14150 281 # keep the largest room for the tazlito info file
pascal@14261 282 add_dosexe $1
pascal@14150 283 add_rootfs $1
pascal@14150 284 add_doscom $1
pascal@14257 285 add_fdbootstrap $1
pascal@17454 286 printf "%d free bytes in %04X..%04X\n" $(($OFS-$HOLE)) $HOLE $OFS
pascal@13972 287 store 26 ${RANDOM:-0} $1
pascal@17562 288 [ "$2" ] && echo "$2 " | \
pascal@17562 289 ddq bs=1 seek=$((0x7FDE)) count=15 conv=notrunc of=$1
pascal@17562 290 if [ $(stat -c %s $1) -gt 34816 ]; then
pascal@17562 291 echo "Adding ISO image md5 at 7FF0 (16 bytes) ..."
pascal@17591 292 echo -en "$(ddq if=$1 bs=2k skip=16 count=$(get 32848 $1 4) | \
pascal@17562 293 md5sum | cut -c-32 | sed 's/\(..\)/\\x\1/g')" | \
pascal@17562 294 ddq bs=16 seek=2047 conv=notrunc of=$1
pascal@17496 295 fi
pascal@17496 296 echo -n "Adding boot checksum..."
pascal@17491 297 store 64 $(od -v -j 66 -N 32702 -t u2 -w2 -An $1 | \
pascal@17491 298 awk '{ i+= $0 } END { print -(i % 65536) }') $1
pascal@17496 299 if [ $(stat -c %s $1) -gt 32768 ]; then
pascal@17496 300 n=$(($(get 2 $1) - 1 + ($(get 4 $1) - 1)*512))
pascal@17496 301 n=$(($(od -v -N $n -t u2 -w2 -An $1 | \
pascal@17496 302 awk '{ i+= $0 } END { print (i % 65536) }') \
pascal@17496 303 + $(get $(($n+1)) $1 1)))
pascal@17496 304 store 18 $(( (-$n -1) % 65536 )) $1
pascal@17496 305 fi
pascal@13697 306 echo " done."
pascal@13691 307 }
pascal@13691 308
pascal@13691 309 main $@ <<EOT