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# HMAC-SHA-256 test vectors from draft-ietf-ipsec-ciph-sha-256-01.txt
use strict;
my $MODULE;
BEGIN {
$MODULE = (-e "SHA.pm") ? "Digest::SHA" : "Digest::SHA::PurePerl";
eval "require $MODULE" || die $@;
$MODULE->import(qw(hmac_sha256_hex));
}
BEGIN {
if ($ENV{PERL_CORE}) {
chdir 't' if -d 't';
@INC = '../lib';
}
}
my @data = map { eval } <DATA>;
my $numtests = scalar @data;
print "1..$numtests\n";
my $k1 = join( "", map { chr } (1 .. 32) );
my $k2 = join( "", map { chr } (1 .. 37) );
my @keys = (
$k1,
$k1,
$k1,
chr(0x0b) x 32,
"Jefe",
chr(0xaa) x 32,
$k2,
chr(0x0c) x 32,
chr(0xaa) x 80,
chr(0xaa) x 80
);
my @out = (
"a21b1f5d4cf4f73a4dd939750f7a066a7f98cc131cb16a6692759021cfab8181",
"104fdc1257328f08184ba73131c53caee698e36119421149ea8c712456697d30",
"470305fc7e40fe34d3eeb3e773d95aab73acf0fd060447a5eb4595bf33a9d1a3",
"198a607eb44bfbc69903a0f1cf2bbdc5ba0aa3f3d9ae3c1c7a3b1696a0b68cf7",
"5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843",
"cdcb1220d1ecccea91e53aba3092f962e549fe6ce9ed7fdc43191fbde45c30b0",
"d4633c17f6fb8d744c66dee0f8f074556ec4af55ef07998541468eb49bd2e917",
"7546af01841fc09b1ab9c3749a5f1c17d4f589668a587b2700a9c97c1193cf42",
"6953025ed96f0c09f80a96f78e6538dbe2e7b820e3dd970e7ddd39091b32352f",
"6355ac22e890d0a3c8481a5ca4825bc884d3e7a1ff98a2fc2ac7d8e064c3b2e6"
);
# do the first one using multi-argument data feed
my $testnum = 1;
my @args = split(//, shift @data);
print "not " unless hmac_sha256_hex(@args, shift @keys) eq shift @out;
print "ok ", $testnum++, "\n";
while (@data) {
print "not " unless hmac_sha256_hex(shift @data, shift @keys)
eq shift @out;
print "ok ", $testnum++, "\n";
}
__DATA__
"abc"
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopqabcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
"Hi There"
"what do ya want for nothing?"
chr(0xdd) x 50
chr(0xcd) x 50
"Test With Truncation"
"Test Using Larger Than Block-Size Key - Hash Key First"
"Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data"
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