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#! /usr/bin/env perl
# Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the OpenSSL license (the "License"). You may not use
# this file except in compliance with the License. You can obtain a copy
# in the file LICENSE in the source distribution or at
# https://www.openssl.org/source/license.html
# fixes bug in floating point emulation on sparc64 when
# this script produces off-by-one output on sparc64
use integer;
sub obj_cmp
{
local(@a,@b,$_,$r);
$A=$obj_len{$obj{$nid{$a}}};
$B=$obj_len{$obj{$nid{$b}}};
$r=($A-$B);
return($r) if $r != 0;
$A=$obj_der{$obj{$nid{$a}}};
$B=$obj_der{$obj{$nid{$b}}};
return($A cmp $B);
}
sub expand_obj
{
local(*v)=@_;
local($k,$d);
local($i);
do {
$i=0;
foreach $k (keys %v)
{
if (($v{$k} =~ s/(OBJ_[^,]+),/$v{$1},/))
{ $i++; }
}
} while($i);
foreach $k (keys %v)
{
@a=split(/,/,$v{$k});
$objn{$k}=$#a+1;
}
return(%objn);
}
open (IN,"$ARGV[0]") || die "Can't open input file $ARGV[0]";
open (OUT,">$ARGV[1]") || die "Can't open output file $ARGV[1]";
while (<IN>)
{
next unless /^\#define\s+(\S+)\s+(.*)$/;
$v=$1;
$d=$2;
$d =~ s/^\"//;
$d =~ s/\"$//;
if ($v =~ /^SN_(.*)$/)
{
if(defined $snames{$d})
{
print "WARNING: Duplicate short name \"$d\"\n";
}
else
{ $snames{$d} = "X"; }
$sn{$1}=$d;
}
elsif ($v =~ /^LN_(.*)$/)
{
if(defined $lnames{$d})
{
print "WARNING: Duplicate long name \"$d\"\n";
}
else
{ $lnames{$d} = "X"; }
$ln{$1}=$d;
}
elsif ($v =~ /^NID_(.*)$/)
{ $nid{$d}=$1; }
elsif ($v =~ /^OBJ_(.*)$/)
{
$obj{$1}=$v;
$objd{$v}=$d;
}
}
close IN;
%ob=&expand_obj(*objd);
@a=sort { $a <=> $b } keys %nid;
$n=$a[$#a]+1;
@lvalues=();
$lvalues=0;
for ($i=0; $i<$n; $i++)
{
if (!defined($nid{$i}))
{
push(@out,"{NULL,NULL,NID_undef,0,NULL,0},\n");
}
else
{
$sn=defined($sn{$nid{$i}})?"$sn{$nid{$i}}":"NULL";
$ln=defined($ln{$nid{$i}})?"$ln{$nid{$i}}":"NULL";
if ($sn eq "NULL") {
$sn=$ln;
$sn{$nid{$i}} = $ln;
}
if ($ln eq "NULL") {
$ln=$sn;
$ln{$nid{$i}} = $sn;
}
$out ="{";
$out.="\"$sn\"";
$out.=","."\"$ln\"";
$out.=",NID_$nid{$i},";
if (defined($obj{$nid{$i}}) && $objd{$obj{$nid{$i}}} =~ /,/)
{
$v=$objd{$obj{$nid{$i}}};
$v =~ s/L//g;
$v =~ s/,/ /g;
$r=&der_it($v);
$z="";
$length=0;
foreach (unpack("C*",$r))
{
$z.=sprintf("0x%02X,",$_);
$length++;
}
$obj_der{$obj{$nid{$i}}}=$z;
$obj_len{$obj{$nid{$i}}}=$length;
push(@lvalues,sprintf("%-45s/* [%3d] %s */\n",
$z,$lvalues,$obj{$nid{$i}}));
$out.="$length,&(lvalues[$lvalues]),0";
$lvalues+=$length;
}
else
{
$out.="0,NULL,0";
}
$out.="},\n";
push(@out,$out);
}
}
@a=grep(defined($sn{$nid{$_}}),0 .. $n);
foreach (sort { $sn{$nid{$a}} cmp $sn{$nid{$b}} } @a)
{
push(@sn,sprintf("%2d,\t/* \"$sn{$nid{$_}}\" */\n",$_));
}
@a=grep(defined($ln{$nid{$_}}),0 .. $n);
foreach (sort { $ln{$nid{$a}} cmp $ln{$nid{$b}} } @a)
{
push(@ln,sprintf("%2d,\t/* \"$ln{$nid{$_}}\" */\n",$_));
}
@a=grep(defined($obj{$nid{$_}}),0 .. $n);
foreach (sort obj_cmp @a)
{
$m=$obj{$nid{$_}};
$v=$objd{$m};
$v =~ s/L//g;
$v =~ s/,/ /g;
push(@ob,sprintf("%2d,\t/* %-32s %s */\n",$_,$m,$v));
}
print OUT <<'EOF';
/*
* WARNING: do not edit!
* Generated by crypto/objects/obj_dat.pl
*
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
EOF
printf OUT "#define NUM_NID %d\n",$n;
printf OUT "#define NUM_SN %d\n",$#sn+1;
printf OUT "#define NUM_LN %d\n",$#ln+1;
printf OUT "#define NUM_OBJ %d\n\n",$#ob+1;
printf OUT "static const unsigned char lvalues[%d]={\n",$lvalues+1;
print OUT @lvalues;
print OUT "};\n\n";
printf OUT "static const ASN1_OBJECT nid_objs[NUM_NID]={\n";
foreach (@out)
{
if (length($_) > 75)
{
$out="";
foreach (split(/,/))
{
$t=$out.$_.",";
if (length($t) > 70)
{
print OUT "$out\n";
$t="\t$_,";
}
$out=$t;
}
chop $out; # Get rid of the last comma
print OUT "$out";
}
else
{ print OUT $_; }
}
print OUT "};\n\n";
printf OUT "static const unsigned int sn_objs[NUM_SN]={\n";
print OUT @sn;
print OUT "};\n\n";
printf OUT "static const unsigned int ln_objs[NUM_LN]={\n";
print OUT @ln;
print OUT "};\n\n";
printf OUT "static const unsigned int obj_objs[NUM_OBJ]={\n";
print OUT @ob;
print OUT "};\n\n";
close OUT;
sub der_it
{
local($v)=@_;
local(@a,$i,$ret,@r);
@a=split(/\s+/,$v);
$ret.=pack("C*",$a[0]*40+$a[1]);
shift @a;
shift @a;
foreach (@a)
{
@r=();
$t=0;
while ($_ >= 128)
{
$x=$_%128;
$_/=128;
push(@r,((($t++)?0x80:0)|$x));
}
push(@r,((($t++)?0x80:0)|$_));
$ret.=pack("C*",reverse(@r));
}
return($ret);
}
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