SliTaz Repositories

     1.1 --- a/syslinux/stuff/tools/isohybrid.sh	Wed Nov 21 21:44:02 2012 +0100
     1.2 +++ b/syslinux/stuff/tools/isohybrid.sh	Fri Sep 30 21:29:58 2016 +0200
     1.3 @@ -14,7 +14,7 @@
     1.4  heads=64	# zipdrive-style geometry
     1.5  sectors=32
     1.6  partype=23	# "Windows hidden IFS"
     1.7 -entry=1
     1.8 +entry=
     1.9  id=$(( ($RANDOM <<16) + $RANDOM))
    1.10  offset=0
    1.11  partok=0
    1.12 @@ -74,15 +74,111 @@
    1.13  	readiso $1 $2 4 | od -N 4 -t u4 -An
    1.14  }
    1.15  
    1.16 +# read a 16 bits data
    1.17 +read16()
    1.18 +{
    1.19 +	readiso $1 $2 2 | od -N 2 -t u2 -An
    1.20 +}
    1.21 +
    1.22 +# read a 8 bits data
    1.23 +read8()
    1.24 +{
    1.25 +	readiso $1 $2 1 | od -N 1 -t u1 -An
    1.26 +}
    1.27 +
    1.28  # write a 32 bits data
    1.29  store32()
    1.30  {
    1.31 -	n=$2; for i in 1 2 3 4; do
    1.32 -		printf '\\\\x%02X' $(($n & 255))
    1.33 -		n=$(($n >> 8))
    1.34 +	n=$2; for i in 0 8 16 24; do
    1.35 +		printf '\\\\x%02X' $((($n >> $i) & 255))
    1.36  	done | xargs echo -en | ddq bs=1 conv=notrunc of=$iso seek=$(($1))
    1.37  }
    1.38  
    1.39 +store32sw()
    1.40 +{
    1.41 +	n=$2; for i in 24 16 8 0; do
    1.42 +		printf '\\\\x%02X' $((($n >> $i) & 255))
    1.43 +	done | xargs echo -en | ddq bs=1 conv=notrunc of=$iso seek=$(($1))
    1.44 +}
    1.45 +
    1.46 +crc32()
    1.47 +{
    1.48 +	t0=00000000; t1=77073096; t2=EE0E612C; t3=990951BA;
    1.49 +	t4=076DC419; t5=706AF48F; t6=E963A535; t7=9E6495A3;
    1.50 +	t8=0EDB8832; t9=79DCB8A4; t10=E0D5E91E; t11=97D2D988;
    1.51 +	t12=09B64C2B; t13=7EB17CBD; t14=E7B82D07; t15=90BF1D91;
    1.52 +	t16=1DB71064; t17=6AB020F2; t18=F3B97148; t19=84BE41DE;
    1.53 +	t20=1ADAD47D; t21=6DDDE4EB; t22=F4D4B551; t23=83D385C7;
    1.54 +	t24=136C9856; t25=646BA8C0; t26=FD62F97A; t27=8A65C9EC;
    1.55 +	t28=14015C4F; t29=63066CD9; t30=FA0F3D63; t31=8D080DF5;
    1.56 +	t32=3B6E20C8; t33=4C69105E; t34=D56041E4; t35=A2677172;
    1.57 +	t36=3C03E4D1; t37=4B04D447; t38=D20D85FD; t39=A50AB56B;
    1.58 +	t40=35B5A8FA; t41=42B2986C; t42=DBBBC9D6; t43=ACBCF940;
    1.59 +	t44=32D86CE3; t45=45DF5C75; t46=DCD60DCF; t47=ABD13D59;
    1.60 +	t48=26D930AC; t49=51DE003A; t50=C8D75180; t51=BFD06116;
    1.61 +	t52=21B4F4B5; t53=56B3C423; t54=CFBA9599; t55=B8BDA50F;
    1.62 +	t56=2802B89E; t57=5F058808; t58=C60CD9B2; t59=B10BE924;
    1.63 +	t60=2F6F7C87; t61=58684C11; t62=C1611DAB; t63=B6662D3D;
    1.64 +	t64=76DC4190; t65=01DB7106; t66=98D220BC; t67=EFD5102A;
    1.65 +	t68=71B18589; t69=06B6B51F; t70=9FBFE4A5; t71=E8B8D433;
    1.66 +	t72=7807C9A2; t73=0F00F934; t74=9609A88E; t75=E10E9818;
    1.67 +	t76=7F6A0DBB; t77=086D3D2D; t78=91646C97; t79=E6635C01;
    1.68 +	t80=6B6B51F4; t81=1C6C6162; t82=856530D8; t83=F262004E;
    1.69 +	t84=6C0695ED; t85=1B01A57B; t86=8208F4C1; t87=F50FC457;
    1.70 +	t88=65B0D9C6; t89=12B7E950; t90=8BBEB8EA; t91=FCB9887C;
    1.71 +	t92=62DD1DDF; t93=15DA2D49; t94=8CD37CF3; t95=FBD44C65;
    1.72 +	t96=4DB26158; t97=3AB551CE; t98=A3BC0074; t99=D4BB30E2;
    1.73 +	t100=4ADFA541; t101=3DD895D7; t102=A4D1C46D; t103=D3D6F4FB;
    1.74 +	t104=4369E96A; t105=346ED9FC; t106=AD678846; t107=DA60B8D0;
    1.75 +	t108=44042D73; t109=33031DE5; t110=AA0A4C5F; t111=DD0D7CC9;
    1.76 +	t112=5005713C; t113=270241AA; t114=BE0B1010; t115=C90C2086;
    1.77 +	t116=5768B525; t117=206F85B3; t118=B966D409; t119=CE61E49F;
    1.78 +	t120=5EDEF90E; t121=29D9C998; t122=B0D09822; t123=C7D7A8B4;
    1.79 +	t124=59B33D17; t125=2EB40D81; t126=B7BD5C3B; t127=C0BA6CAD;
    1.80 +	t128=EDB88320; t129=9ABFB3B6; t130=03B6E20C; t131=74B1D29A;
    1.81 +	t132=EAD54739; t133=9DD277AF; t134=04DB2615; t135=73DC1683;
    1.82 +	t136=E3630B12; t137=94643B84; t138=0D6D6A3E; t139=7A6A5AA8;
    1.83 +	t140=E40ECF0B; t141=9309FF9D; t142=0A00AE27; t143=7D079EB1;
    1.84 +	t144=F00F9344; t145=8708A3D2; t146=1E01F268; t147=6906C2FE;
    1.85 +	t148=F762575D; t149=806567CB; t150=196C3671; t151=6E6B06E7;
    1.86 +	t152=FED41B76; t153=89D32BE0; t154=10DA7A5A; t155=67DD4ACC;
    1.87 +	t156=F9B9DF6F; t157=8EBEEFF9; t158=17B7BE43; t159=60B08ED5;
    1.88 +	t160=D6D6A3E8; t161=A1D1937E; t162=38D8C2C4; t163=4FDFF252;
    1.89 +	t164=D1BB67F1; t165=A6BC5767; t166=3FB506DD; t167=48B2364B;
    1.90 +	t168=D80D2BDA; t169=AF0A1B4C; t170=36034AF6; t171=41047A60;
    1.91 +	t172=DF60EFC3; t173=A867DF55; t174=316E8EEF; t175=4669BE79;
    1.92 +	t176=CB61B38C; t177=BC66831A; t178=256FD2A0; t179=5268E236;
    1.93 +	t180=CC0C7795; t181=BB0B4703; t182=220216B9; t183=5505262F;
    1.94 +	t184=C5BA3BBE; t185=B2BD0B28; t186=2BB45A92; t187=5CB36A04;
    1.95 +	t188=C2D7FFA7; t189=B5D0CF31; t190=2CD99E8B; t191=5BDEAE1D;
    1.96 +	t192=9B64C2B0; t193=EC63F226; t194=756AA39C; t195=026D930A;
    1.97 +	t196=9C0906A9; t197=EB0E363F; t198=72076785; t199=05005713;
    1.98 +	t200=95BF4A82; t201=E2B87A14; t202=7BB12BAE; t203=0CB61B38;
    1.99 +	t204=92D28E9B; t205=E5D5BE0D; t206=7CDCEFB7; t207=0BDBDF21;
   1.100 +	t208=86D3D2D4; t209=F1D4E242; t210=68DDB3F8; t211=1FDA836E;
   1.101 +	t212=81BE16CD; t213=F6B9265B; t214=6FB077E1; t215=18B74777;
   1.102 +	t216=88085AE6; t217=FF0F6A70; t218=66063BCA; t219=11010B5C;
   1.103 +	t220=8F659EFF; t221=F862AE69; t222=616BFFD3; t223=166CCF45;
   1.104 +	t224=A00AE278; t225=D70DD2EE; t226=4E048354; t227=3903B3C2;
   1.105 +	t228=A7672661; t229=D06016F7; t230=4969474D; t231=3E6E77DB;
   1.106 +	t232=AED16A4A; t233=D9D65ADC; t234=40DF0B66; t235=37D83BF0;
   1.107 +	t236=A9BCAE53; t237=DEBB9EC5; t238=47B2CF7F; t239=30B5FFE9;
   1.108 +	t240=BDBDF21C; t241=CABAC28A; t242=53B39330; t243=24B4A3A6;
   1.109 +	t244=BAD03605; t245=CDD70693; t246=54DE5729; t247=23D967BF;
   1.110 +	t248=B3667A2E; t249=C4614AB8; t250=5D681B02; t251=2A6F2B94;
   1.111 +	t252=B40BBE37; t253=C30C8EA1; t254=5A05DF1B; t255=2D02EF8D;
   1.112 +	crc=$((0xFFFFFFFF))
   1.113 +	dd if=$iso bs=1 skip=$(($1)) count=$(($2)) 2> /dev/null | \
   1.114 +	od -v -w1 -t u1 -An | {
   1.115 +		while read n; do
   1.116 +			local x=$((($crc ^ $n) & 255))
   1.117 +			eval x=0x\$t$x
   1.118 +			crc=$(((($crc >> 8) & 0x00FFFFFF) ^ $x))
   1.119 +		done
   1.120 +		echo $(($crc ^ 0xFFFFFFFF))
   1.121 +	}
   1.122 +}
   1.123 +
   1.124  main()
   1.125  {
   1.126  	uudecode | gunzip | ddq bs=512 count=1 of=$iso conv=notrunc \
   1.127 @@ -90,13 +186,44 @@
   1.128  	store32 432 $(($lba * 4))
   1.129  	store32 440 $id
   1.130  	store32 508 0xAA550000
   1.131 -	e=$(( (($entry -1) % 4) *16 +446))
   1.132 +	e=$(( ((${entry:-1} -1) % 4) *16 +446))
   1.133  	store32 $e 0x10080
   1.134  	esect=$(( ($sectors + ((($cylinders -1) & 0x300) >>2)) <<16))
   1.135  	ecyl=$(( (($cylinders -1) & 0xff) <<24))
   1.136  	store32 $(($e + 4)) $(($partype + (($heads - 1) <<8) +$esect +$ecyl))
   1.137  	store32 $(($e + 8)) $offset
   1.138  	store32 $(($e + 12)) $(($cylinders * $heads * $sectors))
   1.139 +	if [ -n "$efi_ofs" ]; then
   1.140 +		[ $(read16 0 1024) -eq 35615 -a $(read16 11 0) -ne 35615 ] &&
   1.141 +		ddq bs=512 conv=notrunc skip=2 seek=44 count=20 if=$iso of=$iso
   1.142 +		store32 $((446+16)) $((0xFFFFFE00))
   1.143 +		store32 $((446+16+4)) $((0xFFFFFEEF))
   1.144 +		store32 $((446+16+8)) $efi_ofs
   1.145 +		store32 $((446+16+12)) $efi_len
   1.146 +		uudecode <<EOT | unlzma | ddq bs=512 seek=1 of=$iso conv=notrunc
   1.147 +begin-base64 644 -
   1.148 +XQAAgAD//////////wAikYVN1N2VY3JXMnUMJn1RCdQOHHdkT27O1I77zn8t
   1.149 +AiDDPDQv3ovn0t2ksyOkm/KVCwPcaMYXgukPNUeg8Tbavo+kXx/HVFkHHHB+
   1.150 +c4gUdeTmJ31kL/btVwMG38di4lFL7bpUU61H7P0wJfcUrv0LYsPoW28D5f8s
   1.151 +kaLvWB73gnnsIUYI9VNL4S9txwz2cCL67LZYGGAqMBdtdnp8Jv9qm36wvqJZ
   1.152 +Bne0qEprzeTBrUFK74YLSrVbxK/fa6rz5pQxkLvyOVz4VfRMsVEA1G9IjF//
   1.153 +BXwoAA==
   1.154 +====
   1.155 +EOT
   1.156 +		lastlba=$((($cylinders * $heads * $sectors) -1))
   1.157 +		usablelba=34
   1.158 +		store32 $((0x218)) 1
   1.159 +		store32 $((0x220)) $lastlba
   1.160 +		store32 $((0x228)) $usablelba
   1.161 +		store32 $((0x230)) $(($lastlba-$usablelba+1))
   1.162 +		store32 $((0x428)) $(($lastlba-0x800))
   1.163 +		store32 $((0x4A0)) $efi_ofs
   1.164 +		store32 $((0x4A8)) $(($efi_ofs+$efi_len-1))
   1.165 +		store32 $((0x258)) $(crc32 0x400 0x4000)
   1.166 +		store32 $((0x210)) $(crc32 0x200 $(read32 0 $((0x20C))))
   1.167 +		store32sw $((0x1008)) $(($efi_ofs/4))
   1.168 +		store32sw $((0x1054)) $(($efi_len/4))
   1.169 +	fi
   1.170  }
   1.171  
   1.172  abort()
   1.173 @@ -110,6 +237,13 @@
   1.174  cat=$(read32 17 71)
   1.175  [ $(read32 $cat 0) -eq 1 -a $(read32 $cat 30) -eq $(( 0x88AA55 )) ] ||
   1.176  	abort "invalid boot catalog."
   1.177 +efi_ofs=
   1.178 +if [ $(read8 $cat 65) -eq 239 ]; then
   1.179 +	[ -n "$entry" ] && echo "$iso: efi boot ignore --entry $entry" && entry=
   1.180 +	partype=0
   1.181 +	efi_len=$(read16 $cat 102)
   1.182 +	efi_ofs=$((4*$(read32 $cat 104)))
   1.183 +fi
   1.184  lba=$(read32 $cat 40)
   1.185  [ $(read32 $lba 64) -eq 1886961915 ] ||
   1.186  	abort "no isolinux.bin hybrid signature in bootloader."