wok view syslinux/stuff/iso2exe/init @ rev 18140
syslinux/taziso: add floppyset
| author | Pascal Bellard <pascal.bellard@slitaz.org> |
|---|---|
| date | Mon Jun 15 16:28:54 2015 +0200 (2015-06-15) |
| parents | ad704793e0bf |
| children | db66c997923a |
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*} | sort ) > /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\" \"$2\""
656 }
658 burnable()
659 {
660 [ "$(sed '/Can wr.*1$/!d' /proc/sys/dev/cdrom/info)" ] &&
661 [ "$(which wodim)" ] && echo -en "\"$1\" \"$2\""
662 }
664 blankable()
665 {
666 [ "$(sed '/Can wr.*RW.*1$/!d' /proc/sys/dev/cdrom/info)" ] &&
667 [ "$(which wodim)" ] && echo -en "\"$1\" \"$2\""
668 }
670 burniso()
671 {
672 wodim -v speed=$(fgrep "drive speed" /proc/sys/dev/cdrom/info | cut -f3) \
673 -eject -multi "$ISO"
674 }
676 blankcd()
677 {
678 wodim -v -blank=fast
679 }
681 gotisomd5()
682 {
683 [ "$(which md5sum 2> /dev/null)" ] &&
684 [ $(get 0 /mnt/$ISO) -eq 23117 ] &&
685 [ $(get 18 /mnt/$ISO) -ne 0 ] && echo -en "\"$1\" \"$2\""
686 }
688 isomd5()
689 {
690 dotwait "Checking iso image"
691 [ "$(ddq if=/mnt/$ISO bs=2k skip=16 \
692 count=$(echo $(get 32848 /mnt/$ISO 4)) | md5sum)" == \
693 "$(ddq if=/mnt/$ISO bs=16 count=1 skip=2047 | od -N 16 -t x1 -An | \
694 sed 's/ //g') -" ] && echo "OK" || echo "ERROR"
695 echo -en "\rChecking iso hybrid boot..."
696 n=$(($(get 2 /mnt/$ISO)-1+($(get 4 /mnt/$ISO)-1)*512))
697 if [ $n -lt 40000 -a $n -gt 32768 ]; then
698 s=$(get 0 /mnt/$ISO 2 $n | awk '{ i+= $0 } END { print i }')
699 [ $(((1+$s+$(get $(($n+1)) /mnt/$ISO 1)) % 65536)) -eq 0 ] &&
700 echo "OK" || echo "ERROR"
701 fi
702 rm -f /tmp/wait
703 echo -e "\rPress RETURN to continue."
704 read n
705 }
707 fdbootstrap()
708 {
709 sz=$((512 * $(echo $(get 28 /mnt/$ISO 1))))
710 $DIALOG --clear \
711 --title " Create a floppy bootstrap " \
712 --yes-label "Continue" --yesno \
713 "\nThe floppy will install a driver to access the ISO file
714 on your hard disk and will emulate a CD-ROM during the boot process.\n\n
715 Please insert a floppy in drive now.\n
716 " 10 70
717 [ $? -eq 0 ] || return
718 ddq if=/mnt/$ISO of=/tmp/bootiso bs=1 count=512 \
719 skip=$(( $(get 64 /mnt/$ISO) - $sz ))
720 echo "$ISO" | ddq of=/tmp/bootiso bs=512 seek=1 count=1
721 ddq if=/mnt/$ISO of=/tmp/bootiso bs=1 count=$sz seek=2 \
722 skip=$(( $(get 64 /mnt/$ISO) - $sz + 512 ))
723 mkfloppy /tmp/bootiso
724 rm -f /tmp/bootiso
725 }
727 usbdev()
728 {
729 dotwait "Wait 5 seconds for USB devices"
730 sleep 5
731 rm -f /tmp/wait
732 DEV="$(grep -l 1 /sys/block/*/removable | \
733 sed 's|/sys/block/\(.*\)/removable|\1|')"
734 grep -qs 1 /sys/block/$DEV/ro && return
735 [ "$DEV" ] || return
736 cat > /tmp/dialog <<EOT
737 $DIALOG --clear \
738 --title " Select your USB key " \
739 --menu "\nPlease select the USB key according to its known size.\n\n" \
740 14 70 4 \
741 $(for i in $DEV ; do
742 echo -n "/dev/$i \"$(($(cat /sys/block/$i/size)/2048))MB $(cat /sys/block/$i/device/model 2> /dev/null)\" "
743 done) \
745 EOT
746 exec 3>&1
747 device=$(. /tmp/dialog 2>&1 1>&3)
748 retval=$?
749 exec 3>&-
750 [ $retval -eq 0 ]
751 }
753 tazusbmsg()
754 {
755 [ "$(which tazusb 2> /dev/null)" ] || return
756 echo "You should choose 'USB key read/write installation' to be
757 able to save the package updates or your own configuration and data files.\n\n"
758 }
760 usbbootkey()
761 {
762 $DIALOG --clear \
763 --title " Create a USB boot key " \
764 --yes-label "Continue" --yesno \
765 "\nThe USB key will be used like a CD-ROM. You will not be able to write
766 any data on the boot partition.\n\n
767 An extra FAT32 partition will be created with the remaining free space.\n\n
768 $(tazusbmsg)Please plug your USB stick in now.\n
769 " 16 70
770 [ $? -eq 0 ] || return
771 usbdev || return
773 # perform dd in progress bar
774 max=$(($(cat /sys/block/loop0/size)/2048))
775 i=0; ddq if=/mnt/$ISO bs=1024k | (
776 while ddq bs=1024k count=1 ; do
777 i=$(($i + 1))
778 [ $i -gt $max ] && break
779 echo $((($i*100)/$max)) | dialog --gauge \
780 " The ISO image transfer can be long. Please wait..." \
781 6 70 0 > /dev/tty0 2>&1
782 done ) > $device
784 # partition + fat32 format for the remaining space
785 for p in 0 16; do
786 get $((450+$p)) $device 2 12 | xargs echo | {
787 read dx cx ol oh ll lh
788 [ $dx -eq $((0x3F17)) ] || continue
789 cx=$(($cx & 0xFF00))
790 ofs=$(($ll+($lh<<16)))
791 n=$(($(cat /sys/block/${device#/dev/}/size)-$ofs))
792 m=$(($cx+($n/8)))
793 [ $m -gt $((0x3FF00)) ] && m=$((0x3FF00))
794 m=$((($m & 0xFF00)+(($m>>16)<<6)))
795 words2bin 0 $((0x101+$cx)) 0x3F0B $((32+$m)) \
796 $ll $lh $(($n & 0xFFFF)) $(($n >> 16)) | \
797 ddq bs=1 seek=$((462-$p)) of=$device
798 if [ "$(which mkdosfs 2> /dev/null)" ]; then
799 losetup -o $((512*$ofs)) /dev/loop2 $device
800 mkdosfs -n "SLITAZ BOOT" /dev/loop2
801 words2bin $(($ofs & 0xFFFF)) $(($ofs >> 16)) | \
802 ddq bs=1 seek=28 of=/dev/loop2
803 sync
804 losetup -d /dev/loop2
805 fi
806 }
807 done
808 }
810 usbkey()
811 {
812 $DIALOG --clear \
813 --title " Create a SliTaz USB key " \
814 --yes-label "Continue" --yesno \
815 "\nUnlike a hard drive install, the filesystem is kept in a compressed
816 rootfs.gz. The filesystem is loaded entirely into memory upon boot.
817 This should increase responsiveness, protect the filesystem against
818 accidental corruption and reduce read/writes to the USB drive.
819 Once setup, the tazusb utility can rewrite the root filesystem
820 with any changes you have made since booting up,
821 giving the effective benefits of a hard drive install.\n\n
822 /home is mounted on boot using the UUID of your particular flash drive.
823 Unlike a device name, the UUID has the benefit of never changing from machine
824 to machine.\n\n
825 Please plug your USB stick in now.\n
826 " 19 70
827 [ $? -eq 0 ] || return
828 usbdev || return
829 exec 3>&1
830 format=`$DIALOG --clear \
831 --title " Select the filesystem " \
832 --radiolist "\nPlease select the filesystem type to create.\n\n\
833 The filesystem creation will erase all the data \
834 in the USB key." 14 70 4 \
835 "none" "Do not erase the USB key" on \
836 "ext3" "Ext3 journaling filesystem" off \
837 "ext2" "Ext2 filesystem" off \
838 "fat32" "Windows FAT32 filesystem" off \
839 2>&1 1>&3`
840 retval=$?
841 exec 3>&-
842 [ $retval -eq 0 ] || return
843 [ "$format" != "none" ] && tazusb format $device "SliTaz" $format
844 tazusb gen-iso2usb /mnt/$ISO $device
845 }
847 mount_loram()
848 {
849 is_loram || return
850 insmod /lib/squashfs.ko* 2> /dev/null
851 if [ -d /media/cdrom/fs ]; then
852 ln -s /media/cdrom/fs /sqfs
853 else
854 mkdir /sqfs
855 mount -o loop,ro -t squashfs /rootfs*.gz /sqfs
856 fi
857 ln -s /sqfs/lib/* lib
858 ln -s /sqfs/usr /sqfs/var /
859 for i in dmesg basename tr od reboot poweroff getty sync ; do
860 ln -s /sqfs/bin/busybox /bin/$i
861 done
862 }
864 umount_loram()
865 {
866 is_loram || return
867 rm /var /usr
868 umount -d /sqfs
869 rmdir /sqfs
870 }
872 dosync()
873 {
874 sync
875 umount_loram
876 umount -d /media/cdrom
877 rm -f /dev/cdrom
878 umount /mnt
879 umount_proc
880 }
882 text()
883 {
884 dosync
885 exec /init
886 }
888 live()
889 {
890 n=0
891 dotwait "Extract filesystem..."
892 for i in $(ls_r /media/cdrom/boot/rootfs*gz); do
893 grep -q ' lm ' /proc/cpuinfo && [ -s ${i}64 ] && i=${i}64
894 [ $((n++)) -eq 0 ] || uncpio $i
895 done
896 rm -f /tmp/wait
897 text
898 }
900 restart()
901 {
902 dosync
903 reboot -f
904 }
906 stop()
907 {
908 dosync
909 poweroff -f
910 }
912 dokexec()
913 {
914 kexec -l $file || return
915 dosync
916 kexec -e
917 }
919 runmemtest()
920 {
921 gotcdfile "memtest*" && dokexec
922 }
924 runpxe()
925 {
926 gotcdfile "?pxe" && dokexec
927 }
929 flavdata()
930 {
931 dd if=/mnt/$ISO bs=512 skip=$((1+$(get 417 /mnt/$ISO 1))) \
932 count=20 2>/dev/null | zcat 2>/dev/null
933 }
935 hasflavinfo()
936 {
937 [ "$(flavdata | dd bs=1 count=8 2> /dev/null | strings)" == \
938 "07070100" ] && echo -en "\"$2\" \"$3\""
939 }
941 showfavinfo()
942 {
943 mkdir -p /tmp/data
944 flavdata | ( cd /tmp/data ; cpio -i )
945 file=/tmp/data/info
946 cat /tmp/data/*desc > $file
947 for i in /tmp/data/*list* ; do
948 echo "=== extra ${i#*list} files"
949 cat $i
950 done >> $file
951 $DIALOG --clear \
952 --title " Flavor info " \
953 --textbox $file 24 78
954 rm -rf /tmp/data
955 }
957 shell()
958 {
959 trap text 2
960 getty -n -l /bin/ash 38400 tty1 || sh
961 }
963 BIN=bin/mount.posixovl
964 [ -x /usr/s$BIN ] || mv /bin/mount.posixovl.iso2exe \
965 /usr/s$BIN 2> /dev/null || mv /bin/mount.posixovl.iso2exe /$BIN 2> /dev/null
966 mount_proc
967 ISO="$(getarg bootfrom | sed 's/.://;s|\\|/|g')"
968 getiso
969 mount_loram
970 case "${ISO##*/}$(getarg mode)" in
971 *install*|*INSTALL*) install ;;
972 *live*|*LIVE*) live ;;
973 *text*|*TEXT*) text ;;
974 esac
975 which $DIALOG 2> /dev/null || DIALOG=tinydialog
976 dmesg > /tmp/dmesg
978 while true; do
979 trap shell 2
980 keymap="$(cat /etc/keymap.conf 2> /dev/null)"
981 locale="$(sed '/^LANG=/!d;s/.*=//' /etc/locale.conf 2> /dev/null)"
982 cat > /tmp/dialog <<EOT
983 $DIALOG --clear \
984 --title " Welcome to Linux " \
985 --menu "" 23 70 17 \
986 $(xfile tazkeymap "tazkeymap" "Select keyboard (${keymap:-none})") \
987 $(xfile tazlocale "tazlocale" "Select locale (${locale:-none})") \
988 $(cdfile boot/bzImage "live" "Linux RAM boot (full desktop)") \
989 "text" "Linux RAM boot" \
990 $(cdfile "README*" "readme" "Show the README file") \
991 $(gotisomd5 "isomd5" "Check the ISO image") \
992 $(cdfile "md5sum*" "md5" "Check the ISO files") \
993 $(cdfile "sha*sum*" "sha" "Check the ISO files") \
994 $(burnable "burniso" "Burn the ISO image") \
995 $(blankable "blankcd" "Blank the CD/DVD") \
996 $(gotposixovl "install" "Hard disk installation (UMSDOS way)") \
997 $(gotposixovl "installtaz" "Hard disk installation (TAZUSB way)") \
998 $(xfile tazusb "usbkey" "USB key read/write installation") \
999 $(ishybrid "usbbootkey" "USB boot key (read only)") \
1000 $(hasflavinfo "showfavinfo" "Show flavor extra info") \
1001 $(fddata "fdbootstrap" "Create a floppy bootstrap") \
1002 "tazboot" "Get tazboot.exe Linux loader" \
1003 $(cdexe boot/bzImage "bzimage" "Get linux DOS/EXE file") \
1004 $(cdexe "memtest*" "memtest" "Get Memtest86 DOS/EXE file") \
1005 $(cdfilef "memtest*" "fdmemtest" "Create a Memtest86 boot floppy") \
1006 $(cdfilex "memtest*" "runmemtest" "Start Memtest86") \
1007 $(cdexe "?pxe" "pxe" "Get SliTaz Web boot DOS/EXE utility") \
1008 $(cdfilef "?pxe" "fdpxe" "Create a SliTaz Web boot floppy") \
1009 $(cdfilex "?pxe" "runpxe" "Start the SliTaz Web boot utility") \
1010 $(xfile reboot "restart" "Restart the computer") \
1011 $(xfile poweroff "stop" "Power off") \
1012 "bootlog" "Linux boot messages" \
1013 "shell" "Shell prompt" \
1015 EOT
1016 exec 3>&1
1017 value=$(. /tmp/dialog 2>&1 1>&3)
1018 retval=$?
1019 exec 3>&-
1020 [ $retval -eq 0 ] || continue
1021 $value
1022 done