rev |
line source |
pascal@13691
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1 #!/bin/sh
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pascal@13691
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2
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pascal@13691
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3 ddq()
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pascal@13691
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4 {
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pascal@13691
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5 dd $@ 2> /dev/null
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pascal@13691
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6 }
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pascal@13691
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7
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pascal@13691
|
8 store()
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pascal@13691
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9 {
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pascal@13691
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10 n=$2; for i in $(seq 8 8 ${4:-16}); do
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pascal@13691
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11 printf '\\\\x%02X' $(($n & 255))
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pascal@13691
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12 n=$(($n >> 8))
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pascal@13691
|
13 done | xargs echo -en | ddq bs=1 conv=notrunc of=$3 seek=$(($1))
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pascal@13691
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14 }
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pascal@13691
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15
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pascal@13972
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16 get()
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pascal@13972
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17 {
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pascal@13972
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18 echo $(od -j $(($1)) -N ${3:-2} -t u${3:-2} -An $2)
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pascal@13972
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19 }
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pascal@13972
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20
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pascal@17476
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21 compress()
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pascal@17476
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22 {
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pascal@17489
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23 if [ "$1" ]; then
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pascal@17489
|
24 gzip -9 > $1
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pascal@17489
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25 [ "$(which advdef 2> /dev/null)" ] &&
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pascal@17489
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26 advdef -z4 $1 > /dev/null
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pascal@17489
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27 elif [ "$(which xz 2> /dev/null)" ]; then
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pascal@17476
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28 xz -z -e --format=lzma --lzma1=mode=normal --stdout
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pascal@17476
|
29 else
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pascal@17476
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30 lzma e -si -so
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pascal@17476
|
31 fi 2> /dev/null
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pascal@17476
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32 }
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pascal@17476
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33
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pascal@14150
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34 add_rootfs()
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pascal@13691
|
35 {
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pascal@13691
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36 TMP=/tmp/iso2exe$$
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pascal@13713
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37 mkdir -p $TMP/bin $TMP/dev
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pascal@17477
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38 cp -a /dev/?d?* /dev/tty /dev/tty0 $TMP/dev
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pascal@13691
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39 $0 --get init > $TMP/init.exe
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pascal@17489
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40 # mount -o loop,ro $1 $TMP
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pascal@17489
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41 # oldslitaz="$(ls $TMP/boot/isolinux/splash.lss 2> /dev/null)"
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pascal@17489
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42 # umount -d $TMP
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pascal@17489
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43 # [ "$oldslitaz" ] && # for SliTaz <= 3.0 only...
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pascal@17489
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44 # grep -q mount.posixovl.iso2exe $TMP/init.exe &&
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pascal@17489
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45 # cp /usr/sbin/mount.posixovl $TMP/bin/mount.posixovl.iso2exe \
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pascal@17489
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46 # 2> /dev/null && echo "Store mount.posixovl ($(wc -c \
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pascal@17489
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47 # < /usr/sbin/mount.posixovl) bytes) ..."
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pascal@17252
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48 find $TMP -type f -print0 | xargs -0 chmod +x
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pascal@17489
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49 ( cd $TMP ; find * | cpio -o -H newc ) | compress $TMP/rootfs.gz
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pascal@13691
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50 SIZE=$(wc -c < $TMP/rootfs.gz)
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pascal@13972
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51 store 24 $SIZE $1
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pascal@14261
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52 OFS=$(( $OFS - $SIZE ))
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pascal@17454
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53 printf "Adding rootfs.gz file at %04X (%d bytes) ...\n" $OFS $SIZE
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pascal@13691
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54 cat $TMP/rootfs.gz | ddq of=$1 bs=1 seek=$OFS conv=notrunc
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pascal@13691
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55 rm -rf $TMP
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pascal@14150
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56 }
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pascal@14150
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57
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pascal@14261
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58 add_dosexe()
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pascal@14261
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59 {
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pascal@17492
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60 TMP=/tmp/bootiso$$
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pascal@17492
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61 $0 --get bootiso.bin > $TMP 2> /dev/null
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pascal@17492
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62 OFS=$(($(get 20 $TMP) - 0xC0))
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pascal@17492
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63 printf "Adding DOS/EXE stub at %04X (%d bytes) ...\n" $OFS $((0x8000 - $OFS))
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pascal@17492
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64 ddq if=$TMP bs=1 skip=$OFS of=$1 seek=$OFS conv=notrunc
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pascal@17492
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65 rm -f $TMP
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pascal@14261
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66 }
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pascal@14261
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67
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pascal@14150
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68 add_doscom()
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pascal@14150
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69 {
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pascal@13972
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70 SIZE=$($0 --get boot.com | wc -c)
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pascal@13691
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71 OFS=$(( $OFS - $SIZE ))
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pascal@17454
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72 printf "Adding DOS boot file at %04X (%d bytes) ...\n" $OFS $SIZE
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pascal@13972
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73 $0 --get boot.com | ddq of=$1 bs=1 seek=$OFS conv=notrunc
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pascal@17810
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74 store 64 $(($OFS+0xC0)) $1
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pascal@14150
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75 }
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pascal@14150
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76
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pascal@18062
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77 add_tazlito_info()
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pascal@18062
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78 {
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pascal@18062
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79 HOLE=$OFS
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pascal@18062
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80 [ $(get 0 $2) -eq 35615 ] || return
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pascal@18062
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81 zcat $2 | gzip -9 > /tmp/rezipped$$.gz
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pascal@18062
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82 [ "$(which advdef 2> /dev/null)" ] &&
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pascal@18062
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83 advdef -z4 /tmp/rezipped$$.gz > /dev/null
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pascal@18062
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84 n=$(stat -c %s /tmp/rezipped$$.gz)
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pascal@18062
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85 printf "Moving tazlito data record at %04X ($n bytes) ...\n" $OFS
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pascal@18062
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86 ddq if=/tmp/rezipped$$.gz bs=1 of=$1 seek=$OFS conv=notrunc
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pascal@18062
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87 HOLE=$(($HOLE+$n))
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pascal@18062
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88 rm -f /tmp/rezipped$$.gz
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pascal@18062
|
89 }
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pascal@18062
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90
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pascal@14150
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91 add_win32exe()
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pascal@14150
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92 {
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pascal@13974
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93 SIZE=$($0 --get win32.exe 2> /dev/null | tee /tmp/exe$$ | wc -c)
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pascal@17454
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94 printf "Adding WIN32 file at %04X (%d bytes) ...\n" 0 $SIZE
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pascal@14261
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95 ddq if=/tmp/exe$$ of=$1 conv=notrunc
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pascal@14261
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96 printf "Adding bootiso head at %04X...\n" 0
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pascal@14261
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97 $0 --get bootiso.bin 2> /dev/null > /tmp/exe$$
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pascal@14261
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98 ddq if=/tmp/exe$$ of=$1 bs=128 count=1 conv=notrunc
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pascal@14266
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99 store $((0x94)) $((0xE0 - 12*8)) $1
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pascal@14266
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100 store $((0xF4)) $((16 - 12)) $1
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pascal@14267
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101 ddq if=$1 of=/tmp/coff$$ bs=1 skip=$((0x178)) count=$((0x88))
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pascal@14267
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102 ddq if=/tmp/coff$$ of=$1 conv=notrunc bs=1 seek=$((0x178 - 12*8))
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pascal@17810
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103 ddq if=/tmp/exe$$ of=$1 bs=1 count=24 seek=$((0x1A0)) skip=$((0x1A0)) conv=notrunc
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pascal@17810
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104 ddq if=$2 bs=1 skip=$((0x1B8)) seek=$((0x1B8)) count=72 of=$1 conv=notrunc
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pascal@17810
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105 store 417 $(($SIZE/512)) $1 8
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pascal@14261
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106 store 510 $((0xAA55)) $1
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pascal@14267
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107 rm -f /tmp/exe$$ /tmp/coff$$
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pascal@17454
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108 printf "Moving syslinux hybrid boot record at %04X (512 bytes) ...\n" $SIZE
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pascal@14261
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109 ddq if=$2 bs=1 count=512 of=$1 seek=$SIZE conv=notrunc
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pascal@14261
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110 OFS=$(($SIZE+512))
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pascal@14257
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111 }
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pascal@14257
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112
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pascal@14257
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113 add_fdbootstrap()
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pascal@14257
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114 {
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pascal@14268
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115 SIZE=$($0 --get bootfd.bin 2> /dev/null | wc -c)
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pascal@14257
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116 if [ $SIZE -ne 0 ]; then
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pascal@17454
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117 SIZE=$(( $SIZE - 512 )) # sector 2 is data
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pascal@17454
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118 OFS=$(( $OFS - $SIZE ))
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pascal@17454
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119 printf "Adding floppy bootstrap file at %04X (%d bytes) ...\n" $OFS $SIZE
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pascal@14268
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120 $0 --get bootfd.bin | \
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pascal@14268
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121 ddq of=$1 bs=1 count=512 seek=$OFS conv=notrunc
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pascal@14268
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122 $0 --get bootfd.bin | \
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pascal@14268
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123 ddq of=$1 bs=1 skip=1024 seek=$((512 + $OFS)) conv=notrunc
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pascal@17810
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124 store 26 $(($SIZE/512)) $1 8
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pascal@14257
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125 fi
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pascal@14150
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126 }
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pascal@18670
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127
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pascal@18670
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128 custom_config_sector()
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pascal@18670
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129 {
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pascal@18670
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130 echo $(($(get 32848 "$1" 4)+16))
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pascal@18670
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131 }
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pascal@18670
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132
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pascal@18670
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133 extract_custom_config()
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pascal@18670
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134 {
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pascal@18670
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135 ISO="$1"
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pascal@18670
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136 header=
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pascal@18670
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137 ddq bs=2k skip=$(custom_config_sector "$ISO") if="$ISO" | \
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pascal@18670
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138 while read line; do
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pascal@18670
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139 case "$line" in
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pascal@18670
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140 \#!boot*) header=1 ;;
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pascal@18670
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141 append=*) [ "$header" ] &&
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pascal@18670
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142 echo "${line#append=}" > "$ISO.append" &&
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pascal@18670
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143 ls -l "$ISO.append" ;;
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pascal@18670
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144 initrd:*) [ "$header" ] &&
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pascal@18670
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145 ddq bs=1 count=${line#initrd:} > "$ISO.initrd" &&
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pascal@18670
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146 ls -l "$ISO.initrd" ;;
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pascal@18670
|
147 esac
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pascal@18670
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148 [ "$header" ] || break
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pascal@18670
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149 done
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pascal@18670
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150 }
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pascal@14150
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151 case "$1" in
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pascal@14150
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152 --build)
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pascal@14150
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153 shift
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pascal@14261
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154 ls -l $@
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pascal@14150
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155 cat >> $0 <<EOM
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pascal@17476
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156 $(tar cf - $@ | compress | uuencode -m -)
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pascal@14150
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157 EOT
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pascal@14150
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158 EOM
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pascal@14150
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159 sed -i '/^case/,/^esac/d' $0
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pascal@14150
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160 exit ;;
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pascal@14150
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161 --get)
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pascal@14150
|
162 cat $2
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pascal@14150
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163 exit ;;
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pascal@14150
|
164 --array)
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pascal@14150
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165 DATA=/tmp/dataiso$$
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pascal@14150
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166 ddq if=/dev/zero bs=32k count=1 of=$DATA
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pascal@14261
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167 add_win32exe $DATA $2 > /dev/null
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pascal@14261
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168 HSZ=$OFS
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pascal@14261
|
169 add_dosexe $DATA > /dev/null
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pascal@14150
|
170 add_rootfs $DATA > /dev/null
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pascal@14150
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171 add_doscom $DATA > /dev/null
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pascal@14257
|
172 add_fdbootstrap $DATA > /dev/null
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pascal@14257
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173 name=${3:-bootiso}
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pascal@17451
|
174 BOOTISOSZ=$((0x8000 - $OFS + $HSZ))
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pascal@14150
|
175 cat <<EOT
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pascal@14150
|
176
|
pascal@17451
|
177 #define $(echo $name | tr '[a-z]' '[A-Z]')SZ $BOOTISOSZ
|
pascal@14150
|
178
|
pascal@14150
|
179 #ifdef WIN32
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pascal@14257
|
180 static char $name[] = {
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pascal@17591
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181 /* head */
|
pascal@14261
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182 $(hexdump -v -n $HSZ -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
|
pascal@17591
|
183 /* tail */
|
pascal@14150
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184 $(hexdump -v -s $OFS -e '" " 16/1 "0x%02X, "' -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' $DATA | sed 's/ 0x ,/ /g')
|
pascal@17591
|
185
|
pascal@17591
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186 /* These strange constants are defined in RFC 1321 as
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pascal@17591
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187 T[i] = (int)(4294967296.0 * fabs(sin(i))), i=1..64
|
pascal@17591
|
188 */
|
pascal@17591
|
189 /* static const uint32_t C_array[64] */
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pascal@17591
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190 EOT
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pascal@17591
|
191 while read a b c d; do
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pascal@17591
|
192 for i in $a $b $c $d; do
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pascal@17591
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193 echo $i | sed 's/0x\(..\)\(..\)\(..\)\(..\),/0x\4, 0x\3, 0x\2, 0x\1, /'
|
pascal@17591
|
194 done
|
pascal@17591
|
195 done <<EOT
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pascal@17591
|
196 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
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pascal@17591
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197 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
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pascal@17591
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198 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
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pascal@17591
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199 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
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pascal@17591
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200 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
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pascal@17591
|
201 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
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pascal@17591
|
202 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
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pascal@17591
|
203 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
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pascal@17591
|
204 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
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pascal@17591
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205 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
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pascal@17591
|
206 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
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pascal@17591
|
207 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
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pascal@17591
|
208 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
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pascal@17591
|
209 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
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pascal@17591
|
210 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
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pascal@17591
|
211 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391,
|
pascal@17591
|
212 EOT
|
pascal@17591
|
213 cat <<EOT
|
pascal@17591
|
214 /* static const char P_array[64] */
|
pascal@17591
|
215 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, /* 1 */
|
pascal@17591
|
216 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, /* 2 */
|
pascal@17591
|
217 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, /* 3 */
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pascal@17591
|
218 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9, /* 4 */
|
pascal@17591
|
219 /* static const char S_array[16] */
|
pascal@17591
|
220 7, 12, 17, 22,
|
pascal@17591
|
221 5, 9, 14, 20,
|
pascal@17591
|
222 4, 11, 16, 23,
|
pascal@17591
|
223 6, 10, 15, 21,
|
pascal@17451
|
224 EOT
|
pascal@17451
|
225
|
pascal@17451
|
226 for mode in data offset ; do
|
pascal@17451
|
227 ofs=0
|
pascal@17451
|
228 while read tag str; do
|
pascal@17451
|
229 if [ "$mode" == "data" ]; then
|
pascal@17451
|
230 echo -en "$str\0" | hexdump -v -e '" " 16/1 "0x%02X, "' \
|
pascal@17451
|
231 -e '" // %04.4_ax |" 16/1 "%_p" "| \n"' | \
|
pascal@17451
|
232 sed 's/ 0x ,/ /g'
|
pascal@17451
|
233 else
|
pascal@17451
|
234 if [ $ofs -eq 0 ]; then
|
pascal@17451
|
235 cat <<EOT
|
pascal@14150
|
236 };
|
pascal@17451
|
237 #else
|
pascal@17451
|
238 static char *$name;
|
pascal@14150
|
239 #endif
|
pascal@17591
|
240
|
pascal@17591
|
241 #define C_array (uint32_t *) ($name + $(($BOOTISOSZ)))
|
pascal@17591
|
242 #define P_array (char *) ($name + $(($BOOTISOSZ+(64*4))))
|
pascal@17591
|
243 #define S_array (char *) ($name + $(($BOOTISOSZ+(64*4)+64)))
|
pascal@17451
|
244 #define ELTORITOOFS 3
|
pascal@14150
|
245 EOT
|
pascal@17451
|
246 fi
|
pascal@17591
|
247 echo "#define $tag $(($BOOTISOSZ+(64*4)+64+16+$ofs))"
|
pascal@17451
|
248 ofs=$(($(echo -en "$str\0" | wc -c)+$ofs))
|
pascal@17451
|
249 fi
|
pascal@17451
|
250 done <<EOT
|
pascal@17451
|
251 READSECTORERR Read sector failure.
|
pascal@17810
|
252 USAGE Usage: isohybrid.exe file.iso [--forced|--undo|--quick]
|
pascal@17451
|
253 OPENERR Can't open r/w the iso file.
|
pascal@17451
|
254 ELTORITOERR No EL TORITO SPECIFICATION signature.
|
pascal@17451
|
255 CATALOGERR Invalid boot catalog.
|
pascal@17451
|
256 HYBRIDERR No isolinux.bin hybrid signature.
|
paul@17671
|
257 SUCCESSMSG Now you can create a USB key with your .iso file.\\\\nSimply rename it to an .exe file and run it.
|
pascal@17451
|
258 FORCEMSG You can add --forced to proceed anyway.
|
pascal@17591
|
259 MD5MSG Computing md5sum...
|
pascal@17591
|
260 UNINSTALLMSG Uninstall done.
|
pascal@17451
|
261 EOT
|
pascal@17451
|
262 done
|
pascal@14150
|
263 rm -rf $DATA
|
pascal@14150
|
264 exit ;;
|
pascal@14150
|
265 --exe)
|
pascal@14150
|
266 # --exe mvcom.bin x.com y.exe > xy.exe
|
pascal@14150
|
267 cat $4 $3 > /tmp/exe$$
|
pascal@14150
|
268 S=$(stat -c %s /tmp/exe$$)
|
pascal@14150
|
269 store 2 $(($S%512)) /tmp/exe$$
|
pascal@14150
|
270 store 4 $((($S+511)/512)) /tmp/exe$$
|
pascal@14150
|
271 store 14 -16 /tmp/exe$$
|
pascal@14150
|
272 store 16 -2 /tmp/exe$$
|
pascal@14150
|
273 store 20 256 /tmp/exe$$
|
pascal@14150
|
274 store 22 -16 /tmp/exe$$
|
pascal@14150
|
275 ddq if=$2 bs=1 seek=64 of=/tmp/exe$$ conv=notrunc
|
pascal@14150
|
276 store 65 $(stat -c %s $3) /tmp/exe$$
|
pascal@14150
|
277 store 68 $((0x100-0x40+$(stat -c %s $4))) /tmp/exe$$
|
pascal@14150
|
278 cat /tmp/exe$$
|
pascal@14150
|
279 rm -f /tmp/exe$$
|
pascal@14150
|
280 exit ;;
|
pascal@14150
|
281 esac
|
pascal@14150
|
282
|
pascal@14150
|
283 main()
|
pascal@14150
|
284 {
|
pascal@14257
|
285 [ $(id -u) -ne 0 ] && exec su -c "$0 $@" < /dev/tty
|
pascal@18670
|
286 append=
|
pascal@18670
|
287 initrd=
|
pascal@18670
|
288 while [ "$1" ]; do
|
pascal@18670
|
289 case "${1/--/-}" in
|
pascal@18670
|
290 -get) shift
|
pascal@18670
|
291 uudecode | unlzma | tar xOf - $@
|
pascal@18670
|
292 exit ;;
|
pascal@18670
|
293 -a*) append="$2" ; shift 2 ;;
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pascal@18670
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294 -i*) initrd="$2" ; shift 2 ;;
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pascal@18670
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295 -e*) extract_custom_config "$2"
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pascal@18670
|
296 exit ;;
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pascal@18670
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297 *) cat > /dev/null
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pascal@18670
|
298 break
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pascal@18670
|
299 esac
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pascal@18670
|
300 done
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pascal@14150
|
301
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pascal@18670
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302 [ ! -s "$1" ] && cat 1>&2 <<EOT && exit 1
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pascal@18670
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303 usage: $0 [--append custom_cmdline ] [ --initrd custom_initramfs ] image.iso [--undo|"DOS help message"]
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pascal@18670
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304 or: $0 --extract-custom-config image.iso
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pascal@18670
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305 EOT
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pascal@17451
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306 case "${2/--/-}" in
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pascal@17451
|
307 -u*|-r*|-w*)
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pascal@17451
|
308 case "$(get 0 $1)" in
|
pascal@17451
|
309 23117)
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pascal@18063
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310 b=$(get 417 $1 1)
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pascal@18063
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311 n=$(($(get 64 $1) + 0xC0 - ($(get 26 $1 1)*512) - ($b+1)*512))
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pascal@18063
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312 ddq if=$1 bs=512 count=1 skip=$b of=$1 conv=notrunc
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pascal@18063
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313 ddq if=/dev/zero bs=512 seek=1 count=1 of=$1 conv=notrunc
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pascal@18063
|
314 ddq if=$1 bs=512 seek=2 count=30 skip=$(($b+1)) of=$1 conv=notrunc
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pascal@18063
|
315 ddq if=/dev/zero bs=1 seek=$n count=$((0x8000 - $n)) of=$1 conv=notrunc ;;
|
pascal@17451
|
316 *) ddq if=/dev/zero bs=1k count=32 of=$1 conv=notrunc ;;
|
pascal@17451
|
317 esac
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pascal@18672
|
318 start=$(custom_config_sector $1)
|
pascal@18672
|
319 cnt=$((512 - ($start % 512)))
|
pascal@18672
|
320 [ $cnt -ne 512 ] &&
|
pascal@18672
|
321 ddq if=/dev/zero of=$1 bs=2k seek=$start count=$cnt
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pascal@17451
|
322 exit 0
|
pascal@17451
|
323 esac
|
pascal@14150
|
324 case "$(get 0 $1)" in
|
pascal@14150
|
325 23117) echo "The file $1 is already an EXE file." 1>&2 && exit 1;;
|
pascal@17812
|
326 0) [ -x /usr/bin/isohybrid ] && isohybrid $1;;
|
pascal@14150
|
327 esac
|
pascal@14150
|
328
|
pascal@14261
|
329 echo "Read hybrid & tazlito data..."
|
pascal@14261
|
330 ddq if=$1 bs=512 count=1 of=/tmp/hybrid$$
|
pascal@14261
|
331 ddq if=$1 bs=512 skip=2 count=20 of=/tmp/tazlito$$
|
pascal@14261
|
332 add_win32exe $1 /tmp/hybrid$$
|
pascal@18062
|
333 add_tazlito_info $1 /tmp/tazlito$$
|
pascal@14261
|
334 rm -f /tmp/tazlito$$ /tmp/hybrid$$
|
pascal@14150
|
335
|
pascal@14150
|
336 # keep the largest room for the tazlito info file
|
pascal@14261
|
337 add_dosexe $1
|
pascal@14150
|
338 add_rootfs $1
|
pascal@14150
|
339 add_doscom $1
|
pascal@14257
|
340 add_fdbootstrap $1
|
pascal@17454
|
341 printf "%d free bytes in %04X..%04X\n" $(($OFS-$HOLE)) $HOLE $OFS
|
pascal@17810
|
342 store 440 $(date +%s) $1 32
|
pascal@17562
|
343 [ "$2" ] && echo "$2 " | \
|
pascal@17562
|
344 ddq bs=1 seek=$((0x7FDE)) count=15 conv=notrunc of=$1
|
pascal@17562
|
345 if [ $(stat -c %s $1) -gt 34816 ]; then
|
pascal@17562
|
346 echo "Adding ISO image md5 at 7FF0 (16 bytes) ..."
|
pascal@17591
|
347 echo -en "$(ddq if=$1 bs=2k skip=16 count=$(get 32848 $1 4) | \
|
pascal@17562
|
348 md5sum | cut -c-32 | sed 's/\(..\)/\\x\1/g')" | \
|
pascal@17562
|
349 ddq bs=16 seek=2047 conv=notrunc of=$1
|
pascal@17496
|
350 fi
|
pascal@17496
|
351 echo -n "Adding boot checksum..."
|
pascal@17496
|
352 if [ $(stat -c %s $1) -gt 32768 ]; then
|
pascal@17496
|
353 n=$(($(get 2 $1) - 1 + ($(get 4 $1) - 1)*512))
|
pascal@17496
|
354 n=$(($(od -v -N $n -t u2 -w2 -An $1 | \
|
pascal@17496
|
355 awk '{ i+= $0 } END { print (i % 65536) }') \
|
pascal@17496
|
356 + $(get $(($n+1)) $1 1)))
|
pascal@17496
|
357 store 18 $(( (-$n -1) % 65536 )) $1
|
pascal@17496
|
358 fi
|
pascal@13697
|
359 echo " done."
|
pascal@18670
|
360 if [ "$append$initrd" ]; then
|
pascal@18670
|
361 echo -n "Adding custom config... "
|
pascal@18670
|
362 DATA=/tmp/$0$$
|
pascal@18670
|
363 rm -f $DATA > /dev/null
|
pascal@18672
|
364 isosz=$(stat -c %s $1)
|
pascal@18670
|
365 [ "$append" ] && echo "append=$append" >> $DATA
|
pascal@18670
|
366 [ -s "$initrd" ] && echo "initrd:$(stat -c %s $initrd)" >> $DATA &&
|
pascal@18670
|
367 cat $initrd >> $DATA
|
pascal@18670
|
368 echo "#!boot $(md5sum $DATA | sed 's/ .*//')" | cat - $DATA | \
|
pascal@18672
|
369 ddq bs=2k seek=$(custom_config_sector $1) of=$1 conv=notrunc
|
pascal@18672
|
370 if [ $(stat -c %s $1) -gt $isosz ]; then
|
pascal@18672
|
371 echo "$(($isosz - $(stat -c %s $1))) extra bytes."
|
pascal@18670
|
372 else
|
pascal@18672
|
373 echo "$(($isosz - 32768 - 2048*$(get 32848 $1 4)
|
pascal@18670
|
374 - $(stat -c %s $DATA) - 24)) bytes free."
|
pascal@18670
|
375 fi
|
pascal@18670
|
376 rm -f $DATA > /dev/null
|
pascal@18670
|
377 fi
|
pascal@13691
|
378 }
|
pascal@13691
|
379
|
pascal@18672
|
380 main "$@" <<EOT
|