wok-current rev 17491
syslinux/iso2exe: speedup crc
author | Pascal Bellard <pascal.bellard@slitaz.org> |
---|---|
date | Fri Jan 02 21:46:16 2015 +0100 (2015-01-02) |
parents | 3cbe0810030e |
children | aa46cf9cc35a |
files | syslinux/stuff/iso2exe/boot.c syslinux/stuff/iso2exe/init syslinux/stuff/iso2exe/iso2exe.sh |
line diff
1.1 --- a/syslinux/stuff/iso2exe/boot.c Fri Jan 02 18:34:02 2015 +0000 1.2 +++ b/syslinux/stuff/iso2exe/boot.c Fri Jan 02 21:46:16 2015 +0100 1.3 @@ -17,8 +17,8 @@ 1.4 kernel=boot/bzImage\n\ 1.5 initrd=boot/rootfs4.gz,boot/rootfs3.gz,boot/rootfs2.gz,boot/rootfs1.gz,\\slitaz\\extrafs.gz\n\ 1.6 rw root=/dev/null vga=normal autologin\n\n\ 1.7 - kernel=\\slitaz\\vmlinuz\n\ 1.8 - root=/dev/sda5 ro\n",iso,iso,iso); 1.9 + kernel=\\slitaz\\elks\n\ 1.10 + root=/dev/bda1 ro\n",iso,iso,iso); 1.11 exit(1); 1.12 } 1.13 1.14 @@ -39,7 +39,6 @@ 1.15 do { 1.16 if (!isoopen(mode) || // custom 1.17 !isoopen("bzImage") || // SliTaz 1.18 - !isoopen("linux24") || // dsl 1.19 !isoopen("vmlinuz") || // misc 1.20 (!isoopen("linux") && ++isknoppix)) { 1.21 magic = loadkernel();
2.1 --- a/syslinux/stuff/iso2exe/init Fri Jan 02 18:34:02 2015 +0000 2.2 +++ b/syslinux/stuff/iso2exe/init Fri Jan 02 21:46:16 2015 +0100 2.3 @@ -9,8 +9,8 @@ 2.4 2.5 get() 2.6 { 2.7 - od -j $1 -N ${3:-2} -t u${3:-2} -An $2 2> /dev/null || 2.8 - hexdump -s $1 -n ${3:-2} -e "\"\" 1/${3:-2} \"%d\"" $2 2.9 + od -j $1 -N ${4:-${3:-2}} -t u${3:-2} -An $2 2> /dev/null || 2.10 + hexdump -v -s $1 -n ${4:-${3:-2}} -e "\"\" 1/${3:-2} \" %d\"" $2 2.11 } 2.12 2.13 getarg() 2.14 @@ -48,8 +48,8 @@ 2.15 --yesno) 2.16 while true; do 2.17 clear 2.18 - echo "$2" | sed 's/\\n/\n/g' 2.19 - echo -en "\n <- 1:${label:-Yes} 2:Cancel\r" 2.20 + echo "$2" | sed 's/\\n\\n/\\n/g;s/\\n/\n/g' 2.21 + echo -en " <- 1:${label:-Yes} 2:Cancel\r" 2.22 read x 2.23 case "$x" in 2.24 ''|Y*|y*|1) return 0;; 2.25 @@ -57,15 +57,16 @@ 2.26 esac 2.27 done ;; 2.28 --menu|--radiolist) 2.29 - label="$2" 2.30 + [ "$1" == "--menu" ] && shft=2 || shft=3 2.31 + label="" 2.32 + [ "$2" ] && label="\n$2" 2.33 shift 5 2.34 - echo -e "$title\n$label\n0 Cancel" > /tmp/data 2.35 + echo -e "$title$label\n0 Cancel" > /tmp/data 2.36 n=1 2.37 while [ "$1" ]; do 2.38 eval key_$n='$1' 2.39 echo "$((n++)) $2" 2.40 - case "$3" in on|off) shift;; esac 2.41 - shift 2 2.42 + shift $shft 2.43 done >> /tmp/data 2.44 while ! grep -q "^$n " /tmp/data ; do 2.45 clear 2.46 @@ -454,6 +455,15 @@ 2.47 rm -f /tmp/data 2.48 } 2.49 2.50 +gotcdfile() 2.51 +{ 2.52 + for i in /media/cdrom/$1 /media/cdrom/*/$1 \ 2.53 + /media/cdrom/*/isolinux/$1 ; do 2.54 + file=$(ls $i 2> /dev/null | sed q) 2.55 + [ -s "$file" ] && break 2.56 + done 2.57 +} 2.58 + 2.59 sha() 2.60 { 2.61 gotcdfile sha*sum* 2.62 @@ -549,9 +559,8 @@ 2.63 pxe() 2.64 { 2.65 gotcdfile ?pxe 2.66 - pxe=$(ls $file) 2.67 $DIALOG --clear \ 2.68 - --title " Create $(basename $pxe).exe ? " \ 2.69 + --title " Create $(basename $file).exe ? " \ 2.70 --yes-label "Install" --yesno \ 2.71 "\nBoot your operating system from the internet and enjoy a full system 2.72 working entirely in RAM with speed and stability in mind. The Linux Kernel 2.73 @@ -559,7 +568,7 @@ 2.74 from the Web using PXE and HTTP protocols.\n 2.75 " 12 70 2.76 [ $? -eq 0 ] || return 2.77 - cp $pxe /mnt/$(basename $pxe).exe 2.78 + cp $file /mnt/$(basename $file).exe 2.79 } 2.80 2.81 fdpxe() 2.82 @@ -587,14 +596,6 @@ 2.83 [ "$(which $1)" ] && echo -en "\"$2\" \"$3\"" 2.84 } 2.85 2.86 -gotcdfile() 2.87 -{ 2.88 - for file in /media/cdrom/$1 /media/cdrom/*/$1 \ 2.89 - /media/cdrom/*/isolinux/$1 ; do 2.90 - [ -s $file ] && break 2.91 - done 2.92 -} 2.93 - 2.94 cdfile() 2.95 { 2.96 gotcdfile "$1" && echo -en "\"$2\" \"$3\"" 2.97 @@ -605,6 +606,11 @@ 2.98 [ "$(which kexec)" ] && cdfile "$@" 2.99 } 2.100 2.101 +cdfilef() 2.102 +{ 2.103 + [ -e /sys/block/fd0 ] && cdfile "$@" 2.104 +} 2.105 + 2.106 cdexe() 2.107 { 2.108 gotcdfile "$1" && 2.109 @@ -614,10 +620,21 @@ 2.110 2.111 fddata() 2.112 { 2.113 + [ -e /sys/block/fd0 ] && 2.114 [ $(get 28 /mnt/$ISO 1 2> /dev/null || echo 0) -ne 0 ] && 2.115 echo -en "\"$1\" \"$2\"" 2.116 } 2.117 2.118 +ishybrid() 2.119 +{ 2.120 + C=$((2048*$(get $(((17*2048) + 71)) /mnt/$ISO 4))) 2.121 + [ $(get $C /mnt/$ISO 4) -eq 1 ] || return 2.122 + [ $(get $(($C+30)) /mnt/$ISO 4) -eq $((0x88AA55)) ] || return 2.123 + C=$((2048*$(get $(($C+40)) /mnt/$ISO 4))) 2.124 + [ $(get $(($C+64)) /mnt/$ISO 4) -eq 1886961915 ] && 2.125 + echo -en "\"$1\" \"$2\"" 2.126 +} 2.127 + 2.128 fdbootstrap() 2.129 { 2.130 sz=$((512 * $(echo $(get 28 /mnt/$ISO 1)))) 2.131 @@ -645,21 +662,32 @@ 2.132 rm -f /tmp/wait 2.133 DEV="$(grep -l 1 /sys/block/*/removable | \ 2.134 sed 's|/sys/block/\(.*\)/removable|\1|')" 2.135 + grep -qs 1 /sys/block/$DEV/ro && return 2.136 [ "$DEV" ] || return 2.137 - exec 3>&1 2.138 - device=`$DIALOG --clear \ 2.139 + cat > /tmp/dialog <<EOT 2.140 +$DIALOG --clear \ 2.141 --title " Select your USB key " \ 2.142 --menu "\nPlease select the USB key according to its known size.\n\n" \ 2.143 14 70 4 \ 2.144 $(for i in $DEV ; do 2.145 - echo "/dev/$i $(( $(cat /sys/block/$i/size) / 1024 ))MB" 2.146 + echo -n "/dev/$i \"$(($(cat /sys/block/$i/size)/2048))MB $(cat /sys/block/$i/device/model 2> /dev/null)\" " 2.147 done) \ 2.148 - 2>&1 1>&3` 2.149 + 2.150 +EOT 2.151 + exec 3>&1 2.152 + device=$(. /tmp/dialog 2>&1 1>&3) 2.153 retval=$? 2.154 exec 3>&- 2.155 [ $retval -eq 0 ] 2.156 } 2.157 2.158 +tazusbmsg() 2.159 +{ 2.160 + [ "$(which tazusb 2> /dev/null)" ] || return 2.161 + echo "You should choose 'USB key read/write installation' to be 2.162 +able to save the package updates or your own configuration and data files.\n\n" 2.163 +} 2.164 + 2.165 usbbootkey() 2.166 { 2.167 $DIALOG --clear \ 2.168 @@ -668,15 +696,13 @@ 2.169 "\nThe USB key will be used like a CD-ROM. You will not be able to write 2.170 any data on the boot partition.\n\n 2.171 An extra FAT32 partition will be created with the remaining free space.\n\n 2.172 -You should choose 'USB key read/write installation' to be 2.173 -able to save the package updates or your own configuration and data files.\n\n 2.174 -Please plug your USB stick in now.\n 2.175 +$(tazusbmsg)Please plug your USB stick in now.\n 2.176 " 16 70 2.177 [ $? -eq 0 ] || return 2.178 usbdev || return 2.179 2.180 # perform dd in progess bar 2.181 - max=$(($(stat -c %s /mnt/$ISO)/1024/1024)) 2.182 + max=$(($(cat /sys/block/loop0/size)/2048)) 2.183 i=0; ddq if=/mnt/$ISO bs=1024k | ( 2.184 while ddq bs=1024k count=1 ; do 2.185 i=$(($i + 1)) 2.186 @@ -687,7 +713,7 @@ 2.187 done ) > $device 2.188 2.189 # partition + fat32 format for the remining space 2.190 - od -j 466 -N 12 -t u2 -An $device | { read dx cx ol oh ll lh 2.191 + get 446 $device 2 12 | { read dx cx ol oh ll lh 2.192 if [ $dx -eq $((0x3F17)) ]; then 2.193 cx=$(($cx & 0xFF00)) 2.194 ofs=$(($ll+($lh<<16))) 2.195 @@ -828,6 +854,7 @@ 2.196 2.197 shell() 2.198 { 2.199 + trap text 2 2.200 getty -n -l /bin/ash 38400 tty1 || sh 2.201 } 2.202 2.203 @@ -847,6 +874,7 @@ 2.204 dmesg > /tmp/dmesg 2.205 2.206 while true; do 2.207 + trap shell 2 2.208 keymap="$(cat /etc/keymap.conf 2> /dev/null)" 2.209 locale="$(sed '/^LANG=/!d;s/.*=//' /etc/locale.conf 2> /dev/null)" 2.210 cat > /tmp/dialog <<EOT 2.211 @@ -863,15 +891,15 @@ 2.212 $(gotposixovl "install" "Hard disk installation (UMSDOS way)") \ 2.213 $(gotposixovl "installtaz" "Hard disk installation (TAZUSB way)") \ 2.214 $(xfile tazusb "usbkey" "USB key read/write installation") \ 2.215 -$(cdfile boot/bzImage "usbbootkey" "USB boot key (read only)") \ 2.216 +$(ishybrid "usbbootkey" "USB boot key (read only)") \ 2.217 $(fddata "fdbootstrap" "Create a floppy bootstrap") \ 2.218 -$(cdfile boot/bzImage "tazboot" "Get tazboot.exe Linux loader") \ 2.219 + "tazboot" "Get tazboot.exe Linux loader" \ 2.220 $(cdexe boot/bzImage "bzimage" "Get linux DOS/EXE file") \ 2.221 $(cdexe memtest* "memtest" "Get Memtest86 DOS/EXE file") \ 2.222 -$(cdfile memtest* "fdmemtest" "Create a Memtest86 boot floppy") \ 2.223 +$(cdfilef memtest* "fdmemtest" "Create a Memtest86 boot floppy") \ 2.224 $(cdfilex memtest* "runmemtest" "Start Memtest86") \ 2.225 $(cdexe ?pxe "pxe" "Get SliTaz Web boot DOS/EXE utility") \ 2.226 -$(cdfile ?pxe "fdpxe" "Create a SliTaz Web boot floppy") \ 2.227 +$(cdfilef ?pxe "fdpxe" "Create a SliTaz Web boot floppy") \ 2.228 $(cdfilex ?pxe "runpxe" "Start the SliTaz Web boot utility") \ 2.229 $(xfile reboot "restart" "Restart the computer") \ 2.230 $(xfile poweroff "stop" "Power off") \
3.1 --- a/syslinux/stuff/iso2exe/iso2exe.sh Fri Jan 02 18:34:02 2015 +0000 3.2 +++ b/syslinux/stuff/iso2exe/iso2exe.sh Fri Jan 02 21:46:16 2015 +0100 3.3 @@ -235,14 +235,9 @@ 3.4 add_fdbootstrap $1 3.5 printf "%d free bytes in %04X..%04X\n" $(($OFS-$HOLE)) $HOLE $OFS 3.6 store 26 ${RANDOM:-0} $1 3.7 - i=66 3.8 - n=0 3.9 echo -n "Adding checksum..." 3.10 - while [ $i -lt 32768 ]; do 3.11 - n=$(($n + $(get $i $1) )) 3.12 - i=$(($i + 2)) 3.13 - done 3.14 - store 64 -$n $1 3.15 + store 64 $(od -v -j 66 -N 32702 -t u2 -w2 -An $1 | \ 3.16 + awk '{ i+= $0 } END { print -(i % 65536) }') $1 3.17 echo " done." 3.18 } 3.19