1# Test against SHA-1 Sample Vectors from NIST
2#
3#	ref: http://csrc.nist.gov/cryptval/shs.html
4
5use strict;
6
7my $MODULE;
8
9BEGIN {
10	$MODULE = (-e "SHA.pm") ? "Digest::SHA" : "Digest::SHA::PurePerl";
11	eval "require $MODULE" || die $@;
12	$MODULE->import(qw());
13}
14
15BEGIN {
16	if ($ENV{PERL_CORE}) {
17		chdir 't' if -d 't';
18		@INC = '../lib';
19	}
20}
21
22my $nist_hashes = <<END_OF_NIST_HASHES;
23DA39A3EE5E6B4B0D3255BFEF95601890AFD80709 ^
243CDF2936DA2FC556BFA533AB1EB59CE710AC80E5 ^
2519C1E2048FA7393CFBF2D310AD8209EC11D996E5 ^
26CA775D8C80FAA6F87FA62BECA6CA6089D63B56E5 ^
2771AC973D0E4B50AE9E5043FF4D615381120A25A0 ^
28A6B5B9F854CFB76701C3BDDBF374B3094EA49CBA ^
29D87A0EE74E4B9AD72E6847C87BDEEB3D07844380 ^
301976B8DD509FE66BF09C9A8D33534D4EF4F63BFD ^
315A78F439B6DB845BB8A558E4CEB106CD7B7FF783 ^
32F871BCE62436C1E280357416695EE2EF9B83695C ^
33END_OF_NIST_HASHES
34
35my @hashes = $nist_hashes =~ /\b[0-9A-F]{40}\b/g;
36
37my $nist_messages = <<END_OF_NIST_MESSAGES;
380 1 ^
395 0 2 1 2 1 2 ^
405 0 1 3 4 4 4 ^
417 0 4 3 4 4 1 4 4 ^
4210 0 4 1 5 3 4 4 3 1 3 4 ^
4310 0 3 1 6 5 5 1 3 6 6 4 ^
4413 1 3 2 5 3 3 3 4 6 6 1 4 6 2 ^
4516 1 3 5 5 1 2 1 3 3 6 3 5 2 3 5 7 2 ^
4615 1 8 1 5 3 2 7 4 5 6 7 3 3 1 6 3 ^
4715 1 4 6 8 2 1 4 2 5 1 6 8 8 6 4 7 ^
48END_OF_NIST_MESSAGES
49
50my @lines = split(/\n/, $nist_messages);
51
52print "1..", scalar(@hashes), "\n";
53my $testnum = 1;
54
55my $message = "";
56my $sha = $MODULE->new(1);
57for (@lines) {
58	next unless /^[\d ^]/;
59	$message .= $_;
60	next unless /\^\s*$/;
61	my @vals = $message =~ /\d+/g; $message = "";
62	my $count = shift(@vals);
63	my $bit = shift(@vals);
64	my $bitstr = "";
65	while (@vals) {
66		$bitstr .= $bit x shift(@vals);
67		$bit = 1 - $bit;
68	}
69	print "not " unless
70		uc($sha->add(pack("B*", $bitstr))->hexdigest)
71			eq shift(@hashes);
72	print "ok ", $testnum++, "\n";
73}
74