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      1 #!/usr/bin/env perl
      2 
      3 # fixes bug in floating point emulation on sparc64 when
      4 # this script produces off-by-one output on sparc64
      5 use integer;
      6 
      7 if (scalar @ARGV != 2)
      8 	{
      9 	print "Usage: perl obj_dat.pl ../../include/openssl/obj_mac.h obj_dat.h\n";
     10 	exit 1;
     11 	}
     12 
     13 sub obj_cmp
     14 	{
     15 	local(@a,@b,$_,$r);
     16 
     17 	$A=$obj_len{$obj{$nid{$a}}};
     18 	$B=$obj_len{$obj{$nid{$b}}};
     19 
     20 	$r=($A-$B);
     21 	return($r) if $r != 0;
     22 
     23 	$A=$obj_der{$obj{$nid{$a}}};
     24 	$B=$obj_der{$obj{$nid{$b}}};
     25 
     26 	return($A cmp $B);
     27 	}
     28 
     29 sub expand_obj
     30 	{
     31 	local(*v)=@_;
     32 	local($k,$d);
     33 	local($i);
     34 
     35 	do	{
     36 		$i=0;
     37 		foreach $k (keys %v)
     38 			{
     39 			if (($v{$k} =~ s/(OBJ_[^,]+),/$v{$1},/))
     40 				{ $i++; }
     41 			}
     42 		} while($i);
     43 	foreach $k (keys %v)
     44 		{
     45 		@a=split(/,/,$v{$k});
     46 		$objn{$k}=$#a+1;
     47 		}
     48 	return(%objn);
     49 	}
     50 
     51 open (IN,"$ARGV[0]") || die "Can't open input file $ARGV[0]";
     52 open (OUT,">$ARGV[1]") || die "Can't open output file $ARGV[1]";
     53 
     54 while (<IN>)
     55 	{
     56 	next unless /^\#define\s+(\S+)\s+(.*)$/;
     57 	$v=$1;
     58 	$d=$2;
     59 	$d =~ s/^\"//;
     60 	$d =~ s/\"$//;
     61 	if ($v =~ /^SN_(.*)$/)
     62 		{
     63 		if(defined $snames{$d})
     64 			{
     65 			print "WARNING: Duplicate short name \"$d\"\n";
     66 			}
     67 		else 
     68 			{ $snames{$d} = "X"; }
     69 		$sn{$1}=$d;
     70 		}
     71 	elsif ($v =~ /^LN_(.*)$/)
     72 		{
     73 		if(defined $lnames{$d})
     74 			{
     75 			print "WARNING: Duplicate long name \"$d\"\n";
     76 			}
     77 		else 
     78 			{ $lnames{$d} = "X"; }
     79 		$ln{$1}=$d;
     80 		}
     81 	elsif ($v =~ /^NID_(.*)$/)
     82 		{ $nid{$d}=$1; }
     83 	elsif ($v =~ /^OBJ_(.*)$/)
     84 		{
     85 		$obj{$1}=$v;
     86 		$objd{$v}=$d;
     87 		}
     88 	}
     89 close IN;
     90 
     91 %ob=&expand_obj(*objd);
     92 
     93 @a=sort { $a <=> $b } keys %nid;
     94 $n=$a[$#a]+1;
     95 
     96 @lvalues=();
     97 $lvalues=0;
     98 
     99 for ($i=0; $i<$n; $i++)
    100 	{
    101 	if (!defined($nid{$i}))
    102 		{
    103 		push(@out,"{NULL,NULL,NID_undef,0,NULL,0},\n");
    104 		}
    105 	else
    106 		{
    107 		$sn=defined($sn{$nid{$i}})?"$sn{$nid{$i}}":"NULL";
    108 		$ln=defined($ln{$nid{$i}})?"$ln{$nid{$i}}":"NULL";
    109 
    110 		if ($sn eq "NULL") {
    111 			$sn=$ln;
    112 			$sn{$nid{$i}} = $ln;
    113 		}
    114 
    115 		if ($ln eq "NULL") {
    116 			$ln=$sn;
    117 			$ln{$nid{$i}} = $sn;
    118 		}
    119 			
    120 		$out ="{";
    121 		$out.="\"$sn\"";
    122 		$out.=","."\"$ln\"";
    123 		$out.=",NID_$nid{$i},";
    124 		if (defined($obj{$nid{$i}}) && $objd{$obj{$nid{$i}}} =~ /,/)
    125 			{
    126 			$v=$objd{$obj{$nid{$i}}};
    127 			$v =~ s/L//g;
    128 			$v =~ s/,/ /g;
    129 			$r=&der_it($v);
    130 			$z="";
    131 			$length=0;
    132 			foreach (unpack("C*",$r))
    133 				{
    134 				$z.=sprintf("0x%02X,",$_);
    135 				$length++;
    136 				}
    137 			$obj_der{$obj{$nid{$i}}}=$z;
    138 			$obj_len{$obj{$nid{$i}}}=$length;
    139 
    140 			push(@lvalues,sprintf("%-45s/* [%3d] %s */\n",
    141 				$z,$lvalues,$obj{$nid{$i}}));
    142 			$out.="$length,&(lvalues[$lvalues]),0";
    143 			$lvalues+=$length;
    144 			}
    145 		else
    146 			{
    147 			$out.="0,NULL,0";
    148 			}
    149 		$out.="},\n";
    150 		push(@out,$out);
    151 		}
    152 	}
    153 
    154 @a=grep(defined($sn{$nid{$_}}),0 .. $n);
    155 foreach (sort { $sn{$nid{$a}} cmp $sn{$nid{$b}} } @a)
    156 	{
    157 	push(@sn,sprintf("%2d,\t/* \"$sn{$nid{$_}}\" */\n",$_));
    158 	}
    159 
    160 @a=grep(defined($ln{$nid{$_}}),0 .. $n);
    161 foreach (sort { $ln{$nid{$a}} cmp $ln{$nid{$b}} } @a)
    162 	{
    163 	push(@ln,sprintf("%2d,\t/* \"$ln{$nid{$_}}\" */\n",$_));
    164 	}
    165 
    166 @a=grep(defined($obj{$nid{$_}}),0 .. $n);
    167 foreach (sort obj_cmp @a)
    168 	{
    169 	$m=$obj{$nid{$_}};
    170 	$v=$objd{$m};
    171 	$v =~ s/L//g;
    172 	$v =~ s/,/ /g;
    173 	push(@ob,sprintf("%2d,\t/* %-32s %s */\n",$_,$m,$v));
    174 	}
    175 
    176 print OUT <<'EOF';
    177 /* THIS FILE IS GENERATED FROM objects.h by obj_dat.pl via the
    178  * following command:
    179  * perl obj_dat.pl ../../include/openssl/obj_mac.h obj_dat.h */
    180 
    181 /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
    182  * All rights reserved.
    183  *
    184  * This package is an SSL implementation written
    185  * by Eric Young (eay@cryptsoft.com).
    186  * The implementation was written so as to conform with Netscapes SSL.
    187  *
    188  * This library is free for commercial and non-commercial use as long as
    189  * the following conditions are aheared to.  The following conditions
    190  * apply to all code found in this distribution, be it the RC4, RSA,
    191  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
    192  * included with this distribution is covered by the same copyright terms
    193  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
    194  *
    195  * Copyright remains Eric Young's, and as such any Copyright notices in
    196  * the code are not to be removed.
    197  * If this package is used in a product, Eric Young should be given attribution
    198  * as the author of the parts of the library used.
    199  * This can be in the form of a textual message at program startup or
    200  * in documentation (online or textual) provided with the package.
    201  *
    202  * Redistribution and use in source and binary forms, with or without
    203  * modification, are permitted provided that the following conditions
    204  * are met:
    205  * 1. Redistributions of source code must retain the copyright
    206  *    notice, this list of conditions and the following disclaimer.
    207  * 2. Redistributions in binary form must reproduce the above copyright
    208  *    notice, this list of conditions and the following disclaimer in the
    209  *    documentation and/or other materials provided with the distribution.
    210  * 3. All advertising materials mentioning features or use of this software
    211  *    must display the following acknowledgement:
    212  *    "This product includes cryptographic software written by
    213  *     Eric Young (eay (at] cryptsoft.com)"
    214  *    The word 'cryptographic' can be left out if the rouines from the library
    215  *    being used are not cryptographic related :-).
    216  * 4. If you include any Windows specific code (or a derivative thereof) from
    217  *    the apps directory (application code) you must include an acknowledgement:
    218  *    "This product includes software written by Tim Hudson (tjh (at] cryptsoft.com)"
    219  *
    220  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
    221  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    222  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    223  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
    224  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    225  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    226  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    227  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    228  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    229  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    230  * SUCH DAMAGE.
    231  *
    232  * The licence and distribution terms for any publically available version or
    233  * derivative of this code cannot be changed.  i.e. this code cannot simply be
    234  * copied and put under another distribution licence
    235  * [including the GNU Public Licence.] */
    236 
    237 EOF
    238 
    239 printf OUT "#define NUM_NID %d\n",$n;
    240 printf OUT "#define NUM_SN %d\n",$#sn+1;
    241 printf OUT "#define NUM_LN %d\n",$#ln+1;
    242 printf OUT "#define NUM_OBJ %d\n\n",$#ob+1;
    243 
    244 printf OUT "static const unsigned char lvalues[%d]={\n",$lvalues+1;
    245 print OUT @lvalues;
    246 print OUT "};\n\n";
    247 
    248 printf OUT "static const ASN1_OBJECT kObjects[NUM_NID]={\n";
    249 foreach (@out)
    250 	{
    251 	if (length($_) > 75)
    252 		{
    253 		$out="";
    254 		foreach (split(/,/))
    255 			{
    256 			$t=$out.$_.",";
    257 			if (length($t) > 70)
    258 				{
    259 				print OUT "$out\n";
    260 				$t="\t$_,";
    261 				}
    262 			$out=$t;
    263 			}
    264 		chop $out;
    265 		print OUT "$out";
    266 		}
    267 	else
    268 		{ print OUT $_; }
    269 	}
    270 print  OUT "};\n\n";
    271 
    272 printf OUT "static const unsigned int kNIDsInShortNameOrder[NUM_SN]={\n";
    273 print  OUT @sn;
    274 print  OUT "};\n\n";
    275 
    276 printf OUT "static const unsigned int kNIDsInLongNameOrder[NUM_LN]={\n";
    277 print  OUT @ln;
    278 print  OUT "};\n\n";
    279 
    280 printf OUT "static const unsigned int kNIDsInOIDOrder[NUM_OBJ]={\n";
    281 print  OUT @ob;
    282 print  OUT "};\n\n";
    283 
    284 close OUT;
    285 
    286 sub der_it
    287 	{
    288 	local($v)=@_;
    289 	local(@a,$i,$ret,@r);
    290 
    291 	@a=split(/\s+/,$v);
    292 	$ret.=pack("C*",$a[0]*40+$a[1]);
    293 	shift @a;
    294 	shift @a;
    295 	foreach (@a)
    296 		{
    297 		@r=();
    298 		$t=0;
    299 		while ($_ >= 128)
    300 			{
    301 			$x=$_%128;
    302 			$_/=128;
    303 			push(@r,((($t++)?0x80:0)|$x));
    304 			}
    305 		push(@r,((($t++)?0x80:0)|$_));
    306 		$ret.=pack("C*",reverse(@r));
    307 		}
    308 	return($ret);
    309 	}
    310