wok-next view syslinux/stuff/iso2exe/init @ rev 17935
syslinux (tiny edits)
| author | Paul Issott <paul@slitaz.org> |
|---|---|
| date | Mon Apr 13 19:10:05 2015 +0100 (2015-04-13) |
| parents | 5ca0054c3fba |
| children | ad704793e0bf |
line source
1 #!/bin/sh
3 DIALOG=dialog
5 ddq()
6 {
7 dd $@ 2> /dev/null
8 }
10 get()
11 {
12 od -v -j $1 -N ${4:-${3:-2}} -t u${3:-2} -w${3:-2} -An $2 2>/dev/null ||
13 hexdump -v -s $1 -n ${4:-${3:-2}} -e "\"\" 1/${3:-2} \" %d\n\"" $2
14 }
16 getarg()
17 {
18 sed "/$1=/!d;s/.*$1=\\([^ ]*\\).*/\\1/" /proc/cmdline
19 }
21 clear()
22 {
23 echo -e "\x1B[1;1H\x1B[J"
24 }
26 xless()
27 {
28 [ $(wc -l < "$1") -gt 22 ] &&
29 sed 's/..3.;4.m/===/g;$s/.*/&\n---\nPress q to continue/' "$1" | less ||
30 { cat "$1"
31 [ "$2" ] || return
32 echo -e "$2"
33 read n
34 }
35 }
37 tinydialog()
38 {
39 clear
40 label=""
41 while [ "$1" ]; do
42 case "$1" in
43 --title) title=" \x1B[30;47m$2\x1B[37;40m\n"
44 echo -e $title; shift ;;
45 --yes-label) label="$2" ; shift ;;
46 --textbox)
47 xless "$2" "\nPress RETURN to continue."
48 break;;
49 --gauge)
50 t=" "
51 echo -e "$t$2\n"
52 while read pct ; do
53 s=" "
54 s="$s$pct%$s"
55 pct=$((($pct*63)/100))
56 echo -en "\r$t\x1B[30;47m$(echo "$s" | cut -c-$pct)\x1B[37;40m$(echo "$s" | cut -c$(($pct+1))-)"
57 done
58 break;;
59 --yesno)
60 while true; do
61 clear
62 echo "$2" | sed 's/\\n\\n/\\n/g;s/\\n/\n/g'
63 echo -en " <- 1:${label:-Yes} 2:Cancel\r"
64 read x
65 case "$x" in
66 ''|Y*|y*|1) return 0;;
67 N*|n*|2|0) return 1;;
68 esac
69 done ;;
70 --menu|--radiolist)
71 [ "$1" == "--menu" ] && shft=2 || shft=3
72 label=""
73 [ "$2" ] && label="\n$2"
74 shift 5
75 echo -e "$title$label\n0 Cancel" > /tmp/data
76 n=1
77 while [ "$1" ]; do
78 eval key_$n='$1'
79 echo "$((n++)) $2"
80 shift $shft
81 done >> /tmp/data
82 while ! grep -q "^$n " /tmp/data ; do
83 clear
84 xless /tmp/data
85 echo -en "\n <- Enter the selection number\r"
86 read n
87 done 2> /dev/null
88 rm -f /tmp/data
89 [ $n -eq 0 ] && return 1
90 eval echo -n \$key_$n 1>&2
91 return 0;;
92 esac
93 shift
94 done
95 }
97 mount_proc()
98 {
99 mount -t proc /proc /proc
100 mount -t sysfs /sys /sys
101 udevd --daemon 2> /dev/null && udevadm trigger && sleep 5
102 }
104 umount_proc()
105 {
106 killall udevd 2> /dev/null
107 umount /sys/fs/fuse/connections 2> /dev/null
108 umount /sys
109 umount /proc
110 }
112 bytes2bin()
113 {
114 for i in $@ ; do
115 printf '\\\\x%02X' $(($i&255))
116 done | xargs echo -en
117 }
119 words2bin()
120 {
121 for i in $@ ; do
122 printf '\\\\x%02X\\\\x%02X' $(($i&255)) $((($i>>8)&255))
123 done | xargs echo -en
124 }
126 gettazboot()
127 {
128 echo "Creating $(basename $1) ..."
129 O=$(($(get 64 /mnt/$ISO) - 0xC0))
130 L=$(($(get 20 /mnt/$ISO) - 0xC0 - $(get 24 /mnt/$ISO) - $O))
131 S=$((32+$L))
132 P=$((($S+511)/512))
133 E=$((4096-(32*$P)))
134 words2bin 0x5A4D $(($S%512)) $P 0 2 $E -1 $((${2:-0}-16)) \
135 -2 0 256 -16 28 0x6C53 0x5469 0x7A61 > $1
136 ddq bs=1 count=$L skip=$(echo $O) if=/mnt/$ISO >> $1
137 }
139 checkmagic()
140 {
141 [ -s $1 ] && [ $(getarg magic) == $(get 24 $1 4) ]
142 }
144 getiso()
145 {
146 mkdir -p /media/cdrom
147 for dev in /sys/block/?d?/?d??* ; do
148 mount /dev/$(basename $dev) /mnt
149 if checkmagic /mnt/$ISO; then
150 mount -o loop,ro /mnt/$ISO /media/cdrom
151 echo "Found $ISO on $(basename $dev)"
152 break
153 fi
154 umount /mnt
155 done
156 }
158 uncpio()
159 {
160 [ -s "$1" ] || return
161 echo -en "\n Extracting $(basename $1) ..."
162 case $(get 0 $1) in
163 *35615) ( zcat || gunzip ) ;;
164 *14333) unxz ;;
165 *\ 93) unlzma ;;
166 *) cat ;;
167 esac < $1 | ( cd ${2:-/} ; cpio -idmu > /dev/null 2>&1 )
168 }
170 dotwait()
171 {
172 echo -n "${1:-Install filesystem}.."
173 touch /tmp/wait
174 while [ -e /tmp/wait ]; do
175 echo -n "." > /dev/tty0
176 sleep 1
177 done &
178 }
180 getuuid()
181 {
182 dev=$(mount | sed '/ \/mnt /!d;s/ .*//;s|/dev/||;q')
183 blkid | sed "/$dev:/!d;s/.* UUID=.\\([^ ]*\\)\".*/\\1/"
184 }
186 tazusbinitfs()
187 {
188 PAD=$(($(stat -c %s $1) % 4))
189 [ $PAD -ne 0 ] && ddq if=/dev/zero bs=1 count=$((4 - $PAD)) >> $1
190 mkdir -p /tmp/fs/etc /tmp/fs/lib /tmp/fs/home
191 cp -a /etc/locale.conf /tmp/fs/etc 2> /dev/null
192 cp -a /etc/keymap.conf /tmp/fs/etc 2> /dev/null
193 sed 's/ .*//' /proc/modules | while read mod ; do
194 find /lib/modules/ | grep $mod.ko | \
195 sed 's|.*|cp & /tmp/fs/lib|' | sh
196 done
197 cat > /tmp/fs/init1 <<EOT
198 #!/bin/sh
199 sed -i 's|sbin/init|init2|' /init
200 exec /init
201 EOT
202 cat > /tmp/fs/init2 <<EOT
203 #!/bin/sh
205 mount -t proc /proc /proc
206 grep -q debug /proc/cmdline && debug=true && set -x
207 for i in /lib/*.ko* ; do insmod \$i 2> /dev/null ; done; sleep 2
208 v=\$(sed '/\\/home=/!d;s|.*/home=\\([^ ]*\\).*|\\1|' /proc/cmdline /cmdline 2> /dev/null)
209 mount / -o remount,rw
210 mkdir /mnt/dos
211 rm -f /cmdline 2> /dev/null
212 mount / -o remount,ro
213 mnt=/mnt/dos/\${v#*/}
214 dev=\$( (blkid /dev/[sh]d* || blkid) | grep \${v%%/*} | sed 's/:.*//;q')
215 echo "Mount \$dev in /mnt/dos for \$v..." | tee -a /run/boot.log
216 mount \$dev /mnt/dos
217 mount.posixovl -F \$mnt -- -oallow_other -odefault_permissions -osuid
218 mount --bind \$mnt /home
219 [ "\$debug" = "true" ] && sh
220 umount /proc
221 exec /sbin/init
222 EOT
223 chmod 755 /tmp/fs/init?
224 cp -a /tmp/fs/* /
225 ( cd /tmp/fs ; find * | cpio -o -H newc ) | gzip -9 >> $1
226 }
228 mkinitrd()
229 {
230 dotwait "Creating $(basename $1) "
231 for i in bin lib dev proc tmp mnt etc ; do
232 mkdir -p /tmp/fs/$i
233 done
234 for i in /dev/console /dev/null /dev/tty /dev/tty0 /dev/tty1 /dev/tty2 \
235 /dev/fuse /dev/hd* /dev/sd* ; do
236 cp -a $i /tmp/fs$i
237 done
238 for i in /bin/busybox $(which mount.posixovl) $(which blkid); do
239 cp $(LD_TRACE_LOADED_OBJECTS=1 /lib/ld*.so $i | \
240 sed 's|.*=> \(.*/lib/l[^ ]*\).*|\1|;/^\//!d') /tmp/fs/lib
241 cp $i /tmp/fs/bin
242 done
243 cp -a /lib/ld-* /tmp/fs/lib
244 for i in $(busybox | sed '/Current/,$!d'); do
245 [ -e /tmp/fs/bin/${i%,} ] || ln -s busybox /tmp/fs/bin/${i%,}
246 done
247 ln -s /proc/mounts /tmp/fs/etc/mtab
248 sed 's/ .*//' /proc/modules | while read mod ; do
249 find /lib/modules/ | grep $mod.ko | \
250 sed 's|.*|cp & /tmp/fs/lib|' | sh
251 done
252 cat > /tmp/fs/init <<EOT
253 #!/bin/sh
255 arg()
256 {
257 grep -q \$1 /proc/cmdline &&
258 val="\$(sed "s/.*\$1=\\([^ ]*\\).*/\\1/" < /proc/cmdline)" &&
259 echo "\$2 \$val"
260 }
262 mount -t proc /proc /proc
263 arg debug "shell" && debug=true && set -x
264 for i in /lib/*.ko* ; do insmod \$i 2> /dev/null ; done; sleep 2
265 arg mount "Mount device"
266 mount \$( (blkid /dev/[sh]d* || blkid) | grep \$val | sed 's/:.*//;q') /mnt
267 arg subroot "Change root to directory"
268 mount.posixovl -F /mnt/\$val -- -oallow_other -odefault_permissions -osuid
269 mount --bind /mnt /mnt/\$val/mnt/dos
270 mount -o size=0 -t tmpfs tmpfs /mnt/\$val/mnt/dos/\$val
271 LDSO=\$(ls /mnt/\$val/lib/ld-* | sed q)
272 export LD_LIBRARY_PATH=\$val/lib:\$val/usr/lib:/lib
273 [ "$debug" = "true" ] && sh
274 umount /proc
275 exec /bin/switch_root /mnt \${LDSO#/mnt/} \$val/usr/sbin/chroot \$val /sbin/init
276 EOT
277 chmod +x /tmp/fs/init
278 ( cd /tmp/fs ; find * | cpio -o -H newc ) | lzma e $1 -si 2> /dev/null
279 rm -rf /tmp/fs /tmp/wait
280 }
282 is_loram()
283 {
284 [ -s /lib/squashfs.ko* ]
285 }
287 ls_r()
288 {
289 ls -r $@ 2> /dev/null || ls $@
290 }
292 doinstall()
293 {
294 mkdir -p /mnt/slitaz/boot /mnt/slitaz/mnt/dos
295 if ! mount.posixovl -F /mnt/slitaz -- \
296 -oallow_other -odefault_permissions -osuid; then
297 echo "Can't install SliTaz. Abort."
298 sleep 5
299 return 1
300 fi
301 dotwait "Install root filesystem in /slitaz.."
302 if [ "$1" ]; then
303 if [ -d /media/cdrom/fs ]; then
304 ( cd /mnt/slitaz/fs; find | cpio -o -H newc ) | gzip -9
305 else
306 ls_r /media/cdrom/boot/rootfs*gz | xargs cat
307 fi > /mnt/slitaz/boot/rootfs.gz
308 tazusbinitfs /mnt/slitaz/boot/rootfs.gz
309 initrd=rootfs.gz
310 extraargs="/home=$(getuuid)/slitaz rdinit=/init1"
311 else
312 if [ -d /media/cdrom/fs ]; then
313 cp -a /media/cdrom/fs/. /mnt/slitaz
314 elif is_loram ; then
315 for i in /media/cdrom/boot/rootfs?*.* ; do
316 [ -s $(basename $i) ] && continue
317 cpio -i $i
318 done
319 for i in $(ls_r /media/cdrom/boot/rootfs*gz); do
320 mount -o loop,ro $i /sqfs/mnt
321 cp -a /sqfs/mnt/. /mnt/slitaz
322 umount -d /sqfs/mnt
323 done
324 else
325 for i in $(ls_r /media/cdrom/boot/rootfs*gz); do
326 uncpio $i /mnt/slitaz
327 done
328 fi
329 cp -a /etc/locale.conf /mnt/slitaz/etc 2> /dev/null
330 cp -a /etc/keymap.conf /mnt/slitaz/etc 2> /dev/null
331 mkinitrd /mnt/slitaz/boot/initrd
332 initrd=initrd
333 extraargs="mount=$(getuuid) subroot=slitaz"
334 fi
335 echo -en "\nInstall boot files..."
336 for i in /media/cdrom/boot/bzImage /media/cdrom/boot/*pxe* \
337 /media/cdrom/boot/isolinux/he* /media/cdrom/boot/isolinux/opt* \
338 /media/cdrom/README /media/cdrom/boot/memtest* ; do
339 [ -s $i ] && cp $i /mnt/slitaz/boot
340 done
341 for i in /mnt/slitaz/boot/memtest /mnt/slitaz/boot/*pxe* ; do
342 [ $(get 0 $i 2> /dev/null || echo 0) -eq 23117 ] &&
343 mv $i $i.exe
344 done
345 gettazboot /mnt/slitaz/boot/tazboot.exe
346 unix2dos > /mnt/slitaz/boot/tazboot.cmd <<EOT
347 kernel=/slitaz/boot/bzimage
348 initrd=/slitaz/boot/$initrd
349 rw root=/dev/null $extraargs autologin
350 EOT
351 unix2dos /mnt/slitaz/boot/he* /mnt/slitaz/boot/opt* \
352 /mnt/slitaz/boot/README
353 [ -d /mnt/slitaz/usr/sbin -a ! -x /mnt/slitaz/usr/sbin/mount.posixovl ] &&
354 cp $(which mount.posixovl) /mnt/slitaz/usr/sbin
355 rm -f /tmp/wait
356 false &&
357 [ -s /mnt/boot.ini ] && ! grep -qs tazboot /mnt/boot.ini &&
358 echo "Update boot.ini ..." && unix2dos >> /mnt/boot.ini <<EOT
359 C:\\slitaz\\boot\\tazboot.exe="SliTaz"
360 EOT
361 false &&
362 grep -qis menuitem /mnt/config.sys && ! grep -qi tazboot /mnt/config.sys &&
363 echo "Update config.sys ..." &&
364 sed -i 's/menudefault/menuitem SLITAZ, SliTaz\r\n&/' /mnt/config.sys &&
365 unix2dos >> /mnt/config.sys <<EOT
366 [SLITAZ]
367 install=\\slitaz\\boot\\tazboot.exe
368 EOT
369 return 0
370 }
372 install()
373 {
374 $DIALOG --clear \
375 --title " SliTaz UMSDOS way installation " \
376 --yes-label "Install" --yesno \
377 "\nSliTaz will be installed in the subdirectory \\slitaz of the current
378 DOS/Windows partition. You will see your files from /mnt/dos.\n\n
379 You can start SliTaz with \\slitaz\\boot\\tazboot.exe\n\n
380 To uninstall SliTaz, you have only to remove this directory.
381 The file \\boot.ini or \\config.sys may be modified too.\n\n
382 SliTaz may run slowly on 'UMSDOS way' installation due to the
383 posixovl filesystem. The 'TAZUSB way' installation runs faster.\n\n
384 To do a traditional installation with disk partitioning,
385 start SliTaz Live with 'SliTaz RAM boot' menu.\n
386 " 19 70
387 [ $? -eq 0 ] || return
388 doinstall || return
389 [ -x /mnt/slitaz/sbin/init ] || return
390 umount -d /media/cdrom
391 umount_proc
392 exec chroot /mnt/slitaz /sbin/init
393 }
395 installtaz()
396 {
397 $DIALOG --clear \
398 --title " SliTaz TAZUSB way installation " \
399 --yes-label "Install" --yesno \
400 "\nSliTaz will be installed in the subdirectory \\slitaz of the current
401 DOS/Windows partition. You will see your files from /mnt/dos.\n\n
402 You can start SliTaz with \\slitaz\\boot\\tazboot.exe\n\n
403 To uninstall SliTaz, you have only to remove this directory.
404 The file \\boot.ini or \\config.sys may be modified too.\n\n
405 The filesystem is loaded entirely into memory upon boot to
406 increase responsiveness. Only /home lands on hard disk.\n\n
407 To do a traditional installation with disk partitioning,
408 start SliTaz Live with 'SliTaz RAM boot' menu.\n
409 " 19 70
410 [ $? -eq 0 ] || return
411 doinstall tazusblike || return
412 dotwait
413 if [ -d /media/cdrom/fs ]; then
414 cp -a /media/cdrom/fs/. /
415 else
416 for i in $(ls_r /media/cdrom/boot/rootfs*gz); do
417 uncpio $i
418 done
419 fi
420 cp /tmp/fs/etc/* /etc
421 echo "/home=$(getuuid)/slitaz" > /cmdline
422 rm -f /tmp/wait
423 [ -x /init1 ] || return
424 umount -d /media/cdrom
425 umount /mnt/slitaz
426 rm -f /dev/cdrom
427 umount /mnt
428 mkdir /mnt/dos
429 umount_proc
430 exec /init1
431 }
433 tazboot()
434 {
435 $DIALOG --clear \
436 --title " SliTaz bootloader for DOS " \
437 --yes-label "Install" --yesno \
438 "\nThe file TAZBOOT.EXE will be created in the top directory. It supports
439 any linux kernel, multiple initramfs, a kernel command line and
440 an ISO image file loopback (retrieves files from an ISO file).\n\n
441 Usage: tazboot.exe [[@commands]|[kernel=<bzimage>]
442 [initrd=<rootfs>[,<rootfs2>...]] [bootfrom=<isofile>] cmdline args ...]\n\n
443 Defaults: tazboot @tazboot.cmd or tazboot kernel=bzImage auto\n\n\
444 Examples for tazboot.cmd:\n\n\
445 bootfrom=\\isos\\slitaz-4.0.iso\n\
446 kernel=boot/bzImage\n\
447 initrd=boot/rootfs4.gz,boot/rootfs3.gz,boot/rootfs2.gz,boot/rootfs1.gz\n\
448 rw root=/dev/null autologin\n\n\
449 kernel=\\slitaz\\vmlinuz root=/dev/sda5 ro\n\n
450 Unlike GRUB4DOS, it doesn't require unfragmented ISO image files.\n
451 " 24 78
452 [ $? -eq 0 ] || return
453 gettazboot /mnt/tazboot.exe
454 }
456 md5()
457 {
458 dotwait "Checking files"
459 ( cd /media/cdrom ; ${1:-md5sum -c md5sum*} ) > /tmp/data
460 rm -f /tmp/wait
461 $DIALOG --clear \
462 --title " Checked files " \
463 --textbox /tmp/data 24 78
464 rm -f /tmp/data
465 }
467 gotcdfile()
468 {
469 for i in "/media/cdrom/$1" "/media/cdrom/*/$1" \
470 "/media/cdrom/*/isolinux/$1" ; do
471 file=$(ls $i 2> /dev/null | sed q)
472 [ -s "$file" ] && break
473 done
474 }
476 sha()
477 {
478 gotcdfile "sha*sum*"
479 sha=$(basename $file)
480 md5 "${sha%sum*}sum -c ${file#/media/cdrom/}"
481 }
483 readme()
484 {
485 gotcdfile "README*"
486 $DIALOG --clear \
487 --title " Readme " \
488 --textbox $file 24 78
489 }
491 bootlog()
492 {
493 $DIALOG --clear \
494 --title " Linux boot messages " \
495 --textbox /tmp/dmesg 24 78
496 }
498 bzimage()
499 {
500 $DIALOG --clear \
501 --title " Create linux.exe ? " \
502 --yes-label "Install" --yesno \
503 "\nLinux.exe launches the linux kernel under DOS (in real mode only).
504 The cmdline arguments are supported except initrd=,
505 vga= (you can try 'rdev -v') and mem= (partially).
506 \nExample:\nC:\\> linux.exe root=/dev/hda2 ro panic=60\n
507 " 12 70
508 [ $? -eq 0 ] || return
509 cp /media/cdrom/boot/bzImage /mnt/linux.exe
510 }
512 memtest()
513 {
514 $DIALOG --clear \
515 --title " Create memtest.exe ? " \
516 --yes-label "Install" --yesno \
517 "\nMemtest86 is a thorough, stand alone memory test for x86 architecture
518 computers. BIOS based memory tests are a quick, cursory check and often
519 miss many of the failures that are detected by Memtest86.\n
520 " 12 70
521 [ $? -eq 0 ] && gotcdfile "memtest*" && cp $file /mnt/memtest.exe
522 }
524 mkfat12()
525 {
526 [ $(($(get 0 $1) - 0x5A4D)) -eq 0 ] || return
527 J=$(($(get 3 $1 1) + 0x02))
528 R=$((1 + $(get 497 $1 1) + 1 + ($(get 500 $1)-1)/32))
529 [ $R -lt 2500 ] || return
530 [ $((($(get 500 $1)-1) & 31)) -lt 30 ] &&
531 ddq if=$file bs=32 count=1 seek=$(($R*16 - 1)) of=/dev/fd0
532 G="18 0 2 0 0 0 0 0"
533 [ $J -gt 25 ] || G=""
534 F=0
535 for i in 1 2 3; do
536 F=$((((2880-$R-$F-$F)*3+1023)/1024))
537 done
538 bytes2bin 0xEB $J 0x90 0x20 0x20 0x20 0x20 0x20 0x20 0x20 0x20 \
539 0 2 2 $(($R%256)) $(($R/256)) 2 64 0 64 11 0xF0 $F 0 \
540 $G | ddq bs=1 of=/dev/fd0
541 ddq if=/dev/zero bs=512 count=$((4+$F+$F)) seek=$R of=/dev/fd0
542 for i in $R $(($R+$F)) ; do
543 bytes2bin 0xF0 0xFF 0xFF | ddq bs=512 seek=$i of=/dev/fd0
544 done
545 echo -n $(basename $1) | ddq bs=1 seek=3 count=8 of=/dev/fd0
546 }
548 mkfloppy()
549 {
550 dotwait "Create a $(basename $1) boot floppy"
551 ddq if=$1 of=/dev/fd0
552 mkfat12 $1
553 rm -f /tmp/wait
554 }
556 fdmemtest()
557 {
558 $DIALOG --clear \
559 --title " Create a Memtest86 boot floppy " \
560 --yes-label "Create floppy" --yesno \
561 "\nMemtest86 is a thorough, stand alone memory test for x86 architecture
562 computers. BIOS based memory tests are a quick, cursory check and often
563 miss many of the failures that are detected by Memtest86.\n\n
564 Please insert a blank disk in floppy drive.\n
565 " 12 70
566 [ $? -eq 0 ] && gotcdfile "memtest*" && mkfloppy $file
567 }
569 pxe()
570 {
571 gotcdfile "?pxe"
572 $DIALOG --clear \
573 --title " Create $(basename $file).exe ? " \
574 --yes-label "Install" --yesno \
575 "\nBoot your operating system from the internet and enjoy a full system
576 working entirely in RAM with speed and stability in mind. The Linux Kernel
577 and the complete SliTaz compressed root filesystem will be loaded into RAM
578 from the Web using PXE and HTTP protocols.\n
579 " 12 70
580 [ $? -eq 0 ] || return
581 cp $file /mnt/$(basename $file).exe
582 }
584 fdpxe()
585 {
586 $DIALOG --clear \
587 --title " Create a SliTaz Web boot floppy " \
588 --yes-label "Create floppy" --yesno \
589 "\nBoot your operating system from the internet and enjoy a full system
590 working entirely in RAM with speed and stability in mind. The Linux Kernel
591 and the complete SliTaz compressed root filesystem will be loaded into RAM
592 from the Web using PXE and HTTP protocols.\n\n
593 Please insert a blank disk in floppy drive.\n
594 " 12 70
595 [ $? -eq 0 ] && gotcdfile "?pxe" && mkfloppy $file
596 }
598 gotposixovl()
599 {
600 mount.posixovl 2>&1 | grep -qi usage &&
601 echo -en "\"$1\" \"$2\""
602 }
604 xfile()
605 {
606 [ "$(which $1)" ] && echo -en "\"$2\" \"$3\""
607 }
609 cdfile()
610 {
611 gotcdfile "$1" && echo -en "\"$2\" \"$3\""
612 }
614 isbzImage()
615 {
616 [ $(get 514 $file 4) -eq 1400005704 ] &&
617 [ $(($(get 529 $file 1) & 1)) -eq 1 ]
618 }
620 cdfilex()
621 {
622 gotcdfile "$1" &&
623 [ "$(which kexec)" ] &&
624 isbzImage &&
625 echo -en "\"$2\" \"$3\""
626 }
628 cdfilef()
629 {
630 [ -e /sys/block/fd0 ] && cdfile "$@"
631 }
633 cdexe()
634 {
635 gotcdfile "$1" &&
636 [ $(get 0 $file 2>/dev/null || echo 0) -eq 23117 ] &&
637 echo -en "\"$2\" \"$3\""
638 }
640 fddata()
641 {
642 [ -e /sys/block/fd0 ] &&
643 [ $(get 28 /mnt/$ISO 1 2> /dev/null || echo 0) -ne 0 ] &&
644 echo -en "\"$1\" \"$2\""
645 }
647 ishybrid()
648 {
649 [ $(get 510 $ISO) -eq 43605 ] || return
650 C=$((2048*$(get $(((17*2048) + 71)) /mnt/$ISO 4)))
651 [ $(get $C /mnt/$ISO 4) -eq 1 ] || return
652 [ $(get $(($C+30)) /mnt/$ISO 4) -eq $((0x88AA55)) ] || return
653 C=$((2048*$(get $(($C+40)) /mnt/$ISO 4)))
654 [ $(get $(($C+64)) /mnt/$ISO 4) -eq 1886961915 ] &&
655 echo -en "\"$1\" \"$2\""
656 }
658 gotisomd5()
659 {
660 [ "$(which md5sum 2> /dev/null)" ] &&
661 [ $(get 0 /mnt/$ISO) -eq 23117 ] &&
662 [ $(get 18 /mnt/$ISO) -ne 0 ] && echo -en "\"$1\" \"$2\""
663 }
665 isomd5()
666 {
667 dotwait "Checking iso image"
668 [ "$(ddq if=/mnt/$ISO bs=2k skip=16 \
669 count=$(echo $(get 32848 /mnt/$ISO 4)) | md5sum)" == \
670 "$(ddq if=/mnt/$ISO bs=16 count=1 skip=2047 | od -N 16 -t x1 -An | \
671 sed 's/ //g') -" ] && echo "OK" || echo "ERROR"
672 echo -en "\rChecking iso hybrid boot..."
673 n=$(($(get 2 /mnt/$ISO)-1+($(get 4 /mnt/$ISO)-1)*512))
674 if [ $n -lt 40000 -a $n -gt 32768 ]; then
675 s=$(get 0 /mnt/$ISO 2 $n | awk '{ i+= $0 } END { print i }')
676 [ $(((1+$s+$(get $(($n+1)) /mnt/$ISO 1)) % 65536)) -eq 0 ] &&
677 echo "OK" || echo "ERROR"
678 fi
679 rm -f /tmp/wait
680 echo -e "\rPress RETURN to continue."
681 read n
682 }
684 fdbootstrap()
685 {
686 sz=$((512 * $(echo $(get 28 /mnt/$ISO 1))))
687 $DIALOG --clear \
688 --title " Create a floppy bootstrap " \
689 --yes-label "Continue" --yesno \
690 "\nThe floppy will install a driver to access the ISO file
691 on your hard disk and will emulate a CD-ROM during the boot process.\n\n
692 Please insert a floppy in drive now.\n
693 " 10 70
694 [ $? -eq 0 ] || return
695 ddq if=/mnt/$ISO of=/tmp/bootiso bs=1 count=512 \
696 skip=$(( $(get 64 /mnt/$ISO) - $sz ))
697 echo "$ISO" | ddq of=/tmp/bootiso bs=512 seek=1 count=1
698 ddq if=/mnt/$ISO of=/tmp/bootiso bs=1 count=$sz seek=2 \
699 skip=$(( $(get 64 /mnt/$ISO) - $sz + 512 ))
700 mkfloppy /tmp/bootiso
701 rm -f /tmp/bootiso
702 }
704 usbdev()
705 {
706 dotwait "Wait 5 seconds for USB devices"
707 sleep 5
708 rm -f /tmp/wait
709 DEV="$(grep -l 1 /sys/block/*/removable | \
710 sed 's|/sys/block/\(.*\)/removable|\1|')"
711 grep -qs 1 /sys/block/$DEV/ro && return
712 [ "$DEV" ] || return
713 cat > /tmp/dialog <<EOT
714 $DIALOG --clear \
715 --title " Select your USB key " \
716 --menu "\nPlease select the USB key according to its known size.\n\n" \
717 14 70 4 \
718 $(for i in $DEV ; do
719 echo -n "/dev/$i \"$(($(cat /sys/block/$i/size)/2048))MB $(cat /sys/block/$i/device/model 2> /dev/null)\" "
720 done) \
722 EOT
723 exec 3>&1
724 device=$(. /tmp/dialog 2>&1 1>&3)
725 retval=$?
726 exec 3>&-
727 [ $retval -eq 0 ]
728 }
730 tazusbmsg()
731 {
732 [ "$(which tazusb 2> /dev/null)" ] || return
733 echo "You should choose 'USB key read/write installation' to be
734 able to save the package updates or your own configuration and data files.\n\n"
735 }
737 usbbootkey()
738 {
739 $DIALOG --clear \
740 --title " Create a USB boot key " \
741 --yes-label "Continue" --yesno \
742 "\nThe USB key will be used like a CD-ROM. You will not be able to write
743 any data on the boot partition.\n\n
744 An extra FAT32 partition will be created with the remaining free space.\n\n
745 $(tazusbmsg)Please plug your USB stick in now.\n
746 " 16 70
747 [ $? -eq 0 ] || return
748 usbdev || return
750 # perform dd in progress bar
751 max=$(($(cat /sys/block/loop0/size)/2048))
752 i=0; ddq if=/mnt/$ISO bs=1024k | (
753 while ddq bs=1024k count=1 ; do
754 i=$(($i + 1))
755 [ $i -gt $max ] && break
756 echo $((($i*100)/$max)) | dialog --gauge \
757 " The ISO image transfer can be long. Please wait..." \
758 6 70 0 > /dev/tty0 2>&1
759 done ) > $device
761 # partition + fat32 format for the remaining space
762 for p in 0 16; do
763 get $((450+$p)) $device 2 12 | xargs echo | {
764 read dx cx ol oh ll lh
765 [ $dx -eq $((0x3F17)) ] || continue
766 cx=$(($cx & 0xFF00))
767 ofs=$(($ll+($lh<<16)))
768 n=$(($(cat /sys/block/${device#/dev/}/size)-$ofs))
769 m=$(($cx+($n/8)))
770 [ $m -gt $((0x3FF00)) ] && m=$((0x3FF00))
771 m=$((($m & 0xFF00)+(($m>>16)<<6)))
772 words2bin 0 $((0x101+$cx)) 0x3F0B $((32+$m)) \
773 $ll $lh $(($n & 0xFFFF)) $(($n >> 16)) | \
774 ddq bs=1 seek=$((462-$p)) of=$device
775 if [ "$(which mkdosfs 2> /dev/null)" ]; then
776 losetup -o $((512*$ofs)) /dev/loop2 $device
777 mkdosfs -n "SLITAZ BOOT" /dev/loop2
778 words2bin $(($ofs & 0xFFFF)) $(($ofs >> 16)) | \
779 ddq bs=1 seek=28 of=/dev/loop2
780 sync
781 losetup -d /dev/loop2
782 fi
783 }
784 done
785 }
787 usbkey()
788 {
789 $DIALOG --clear \
790 --title " Create a SliTaz USB key " \
791 --yes-label "Continue" --yesno \
792 "\nUnlike a hard drive install, the filesystem is kept in a compressed
793 rootfs.gz. The filesystem is loaded entirely into memory upon boot.
794 This should increase responsiveness, protect the filesystem against
795 accidental corruption and reduce read/writes to the USB drive.
796 Once setup, the tazusb utility can rewrite the root filesystem
797 with any changes you have made since booting up,
798 giving the effective benefits of a hard drive install.\n\n
799 /home is mounted on boot using the UUID of your particular flash drive.
800 Unlike a device name, the UUID has the benefit of never changing from machine
801 to machine.\n\n
802 Please plug your USB stick in now.\n
803 " 19 70
804 [ $? -eq 0 ] || return
805 usbdev || return
806 exec 3>&1
807 format=`$DIALOG --clear \
808 --title " Select the filesystem " \
809 --radiolist "\nPlease select the filesystem type to create.\n\n\
810 The filesystem creation will erase all the data \
811 in the USB key." 14 70 4 \
812 "none" "Do not erase the USB key" on \
813 "ext3" "Ext3 journaling filesystem" off \
814 "ext2" "Ext2 filesystem" off \
815 "fat32" "Windows FAT32 filesystem" off \
816 2>&1 1>&3`
817 retval=$?
818 exec 3>&-
819 [ $retval -eq 0 ] || return
820 [ "$format" != "none" ] && tazusb format $device "SliTaz" $format
821 tazusb gen-iso2usb /mnt/$ISO $device
822 }
824 mount_loram()
825 {
826 is_loram || return
827 insmod /lib/squashfs.ko* 2> /dev/null
828 if [ -d /media/cdrom/fs ]; then
829 ln -s /media/cdrom/fs /sqfs
830 else
831 mkdir /sqfs
832 mount -o loop,ro -t squashfs /rootfs*.gz /sqfs
833 fi
834 ln -s /sqfs/lib/* lib
835 ln -s /sqfs/usr /sqfs/var /
836 for i in dmesg basename tr od reboot poweroff getty sync ; do
837 ln -s /sqfs/bin/busybox /bin/$i
838 done
839 }
841 umount_loram()
842 {
843 is_loram || return
844 rm /var /usr
845 umount -d /sqfs
846 rmdir /sqfs
847 }
849 dosync()
850 {
851 sync
852 umount_loram
853 umount -d /media/cdrom
854 rm -f /dev/cdrom
855 umount /mnt
856 umount_proc
857 }
859 text()
860 {
861 dosync
862 exec /init
863 }
865 live()
866 {
867 n=0
868 dotwait "Extract filesystem..."
869 for i in $(ls_r /media/cdrom/boot/rootfs*gz); do
870 grep -q ' lm ' /proc/cpuinfo && [ -s ${i}64 ] && i=${i}64
871 [ $((n++)) -eq 0 ] || uncpio $i
872 done
873 rm -f /tmp/wait
874 text
875 }
877 restart()
878 {
879 dosync
880 reboot -f
881 }
883 stop()
884 {
885 dosync
886 poweroff -f
887 }
889 dokexec()
890 {
891 kexec -l $file || return
892 dosync
893 kexec -e
894 }
896 runmemtest()
897 {
898 gotcdfile "memtest*" && dokexec
899 }
901 runpxe()
902 {
903 gotcdfile "?pxe" && dokexec
904 }
906 flavdata()
907 {
908 dd if=/mnt/$ISO bs=512 skip=$((1+$(get 417 /mnt/$ISO 1))) \
909 count=20 2>/dev/null | zcat 2>/dev/null
910 }
912 hasflavinfo()
913 {
914 [ "$(flavdata | dd bs=1 count=8 2> /dev/null | strings)" == \
915 "07070100" ] && echo -en "\"$2\" \"$3\""
916 }
918 showfavinfo()
919 {
920 mkdir -p /tmp/data
921 flavdata | ( cd /tmp/data ; cpio -i )
922 file=/tmp/data/info
923 cat /tmp/data/*desc > $file
924 for i in /tmp/data/*list* ; do
925 echo "=== extra ${i#*list} files"
926 cat $i
927 done >> $file
928 $DIALOG --clear \
929 --title " Flavor info " \
930 --textbox $file 24 78
931 rm -rf /tmp/data
932 }
934 shell()
935 {
936 trap text 2
937 getty -n -l /bin/ash 38400 tty1 || sh
938 }
940 BIN=bin/mount.posixovl
941 [ -x /usr/s$BIN ] || mv /bin/mount.posixovl.iso2exe \
942 /usr/s$BIN 2> /dev/null || mv /bin/mount.posixovl.iso2exe /$BIN 2> /dev/null
943 mount_proc
944 ISO="$(getarg bootfrom | sed 's/.://;s|\\|/|g')"
945 getiso
946 mount_loram
947 case "${ISO##*/}$(getarg mode)" in
948 *install*|*INSTALL*) install ;;
949 *live*|*LIVE*) live ;;
950 *text*|*TEXT*) text ;;
951 esac
952 which $DIALOG 2> /dev/null || DIALOG=tinydialog
953 dmesg > /tmp/dmesg
955 while true; do
956 trap shell 2
957 keymap="$(cat /etc/keymap.conf 2> /dev/null)"
958 locale="$(sed '/^LANG=/!d;s/.*=//' /etc/locale.conf 2> /dev/null)"
959 cat > /tmp/dialog <<EOT
960 $DIALOG --clear \
961 --title " Welcome to Linux " \
962 --menu "" 23 70 17 \
963 $(xfile tazkeymap "tazkeymap" "Select keyboard (${keymap:-none})") \
964 $(xfile tazlocale "tazlocale" "Select locale (${locale:-none})") \
965 $(cdfile boot/bzImage "live" "Linux RAM boot (full desktop)") \
966 "text" "Linux RAM boot" \
967 $(cdfile "README*" "readme" "Show the README file") \
968 $(gotisomd5 "isomd5" "Check the ISO image") \
969 $(cdfile "md5sum*" "md5" "Check the ISO files") \
970 $(cdfile "sha*sum*" "sha" "Check the ISO files") \
971 $(gotposixovl "install" "Hard disk installation (UMSDOS way)") \
972 $(gotposixovl "installtaz" "Hard disk installation (TAZUSB way)") \
973 $(xfile tazusb "usbkey" "USB key read/write installation") \
974 $(ishybrid "usbbootkey" "USB boot key (read only)") \
975 $(hasflavinfo "showfavinfo" "Show flavor extra info") \
976 $(fddata "fdbootstrap" "Create a floppy bootstrap") \
977 "tazboot" "Get tazboot.exe Linux loader" \
978 $(cdexe boot/bzImage "bzimage" "Get linux DOS/EXE file") \
979 $(cdexe "memtest*" "memtest" "Get Memtest86 DOS/EXE file") \
980 $(cdfilef "memtest*" "fdmemtest" "Create a Memtest86 boot floppy") \
981 $(cdfilex "memtest*" "runmemtest" "Start Memtest86") \
982 $(cdexe "?pxe" "pxe" "Get SliTaz Web boot DOS/EXE utility") \
983 $(cdfilef "?pxe" "fdpxe" "Create a SliTaz Web boot floppy") \
984 $(cdfilex "?pxe" "runpxe" "Start the SliTaz Web boot utility") \
985 $(xfile reboot "restart" "Restart the computer") \
986 $(xfile poweroff "stop" "Power off") \
987 "bootlog" "Linux boot messages" \
988 "shell" "Shell prompt" \
990 EOT
991 exec 3>&1
992 value=$(. /tmp/dialog 2>&1 1>&3)
993 retval=$?
994 exec 3>&-
995 [ $retval -eq 0 ] || continue
996 $value
997 done