openssl/crypto/objects/objxref.pl
Rich Salz e0a651945c Copyright consolidation: perl files
Add copyright to most .pl files
This does NOT cover any .pl file that has other copyright in it.
Most of those are Andy's but some are public domain.
Fix typo's in some existing files.

Reviewed-by: Richard Levitte <levitte@openssl.org>
2016-04-20 09:45:40 -04:00

124 lines
2.3 KiB
Perl

#! /usr/bin/env perl
# Copyright 2006-2016 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
use strict;
my %xref_tbl;
my %oid_tbl;
my ($mac_file, $xref_file) = @ARGV;
open(IN, $mac_file) || die "Can't open $mac_file, $!\n";
# Read in OID nid values for a lookup table.
while (<IN>)
{
s|\R$||; # Better chomp
my ($name, $num) = /^(\S+)\s+(\S+)$/;
$oid_tbl{$name} = $num;
}
close IN;
open(IN, $xref_file) || die "Can't open $xref_file, $!\n";
my $ln = 1;
while (<IN>)
{
s|\R$||; # Better chomp
s/#.*$//;
next if (/^\S*$/);
my ($xr, $p1, $p2) = /^(\S+)\s+(\S+)\s+(\S+)/;
check_oid($xr);
check_oid($p1);
check_oid($p2);
$xref_tbl{$xr} = [$p1, $p2, $ln];
}
my @xrkeys = keys %xref_tbl;
my @srt1 = sort { $oid_tbl{$a} <=> $oid_tbl{$b}} @xrkeys;
my $i;
for($i = 0; $i <= $#srt1; $i++)
{
$xref_tbl{$srt1[$i]}[2] = $i;
}
my @srt2 = sort
{
my$ap1 = $oid_tbl{$xref_tbl{$a}[0]};
my$bp1 = $oid_tbl{$xref_tbl{$b}[0]};
return $ap1 - $bp1 if ($ap1 != $bp1);
my$ap2 = $oid_tbl{$xref_tbl{$a}[1]};
my$bp2 = $oid_tbl{$xref_tbl{$b}[1]};
return $ap2 - $bp2;
} @xrkeys;
my $pname = $0;
$pname =~ s|.*/||;
print <<EOF;
/* AUTOGENERATED BY $pname, DO NOT EDIT */
typedef struct {
int sign_id;
int hash_id;
int pkey_id;
} nid_triple;
DEFINE_STACK_OF(nid_triple)
static const nid_triple sigoid_srt[] = {
EOF
foreach (@srt1)
{
my $xr = $_;
my ($p1, $p2) = @{$xref_tbl{$_}};
my $o1 = " {NID_$xr, NID_$p1,";
my $o2 = "NID_$p2},";
if (length("$o1 $o2") < 78)
{
print "$o1 $o2\n";
}
else
{
print "$o1\n $o2\n";
}
}
print "};";
print <<EOF;
static const nid_triple *const sigoid_srt_xref[] = {
EOF
foreach (@srt2)
{
my ($p1, $p2, $x) = @{$xref_tbl{$_}};
# If digest or signature algorithm is "undef" then the algorithm
# needs special handling and is excluded from the cross reference table.
next if $p1 eq "undef" || $p2 eq "undef";
print " \&sigoid_srt\[$x\],\n";
}
print "};\n";
sub check_oid
{
my ($chk) = @_;
if (!exists $oid_tbl{$chk})
{
die "Can't find \"$chk\"\n";
}
}