mirror of
https://github.com/danog/tgseclib.git
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238 lines
8.4 KiB
PHP
238 lines
8.4 KiB
PHP
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<?php
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/**
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* @author Andreas Fischer <bantu@phpbb.com>
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* @copyright 2013 Andreas Fischer
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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*/
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use phpseclib\Crypt\AES;
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class Unit_Crypt_GCMTest extends PhpseclibTestCase
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{
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/**
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* Produces all combinations of test values.
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*
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* @return array
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*/
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public function engine128Vectors()
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{
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$engines = [
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'PHP',
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'Eval',
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'mcrypt',
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'OpenSSL',
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'OpenSSL (GCM)'
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];
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// test vectors come from the following URL:
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// http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/gcm/gcm-spec.pdf
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$p1 = '00000000000000000000000000000000';
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$p2 = 'd9313225f88406e5a55909c5aff5269a' .
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'86a7a9531534f7da2e4c303d8a318a72' .
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'1c3c0c95956809532fcf0e2449a6b525' .
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'b16aedf5aa0de657ba637b391aafd255';
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$p3 = 'd9313225f88406e5a55909c5aff5269a' .
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'86a7a9531534f7da2e4c303d8a318a72' .
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'1c3c0c95956809532fcf0e2449a6b525' .
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'b16aedf5aa0de657ba637b39';
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$n1 = '000000000000000000000000';
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$n2 = 'cafebabefacedbaddecaf888';
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$n3 = 'cafebabefacedbad';
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$n4 = '9313225df88406e555909c5aff5269aa' .
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'6a7a9538534f7da1e4c303d2a318a728' .
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'c3c0c95156809539fcf0e2429a6b5254' .
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'16aedbf5a0de6a57a637b39b';
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$k1 = '00000000000000000000000000000000';
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$k2 = 'feffe9928665731c6d6a8f9467308308';
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$c1 = '0388dace60b6a392f328c2b971b2fe78';
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$c2 = '42831ec2217774244b7221b784d0d49c' .
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'e3aa212f2c02a4e035c17e2329aca12e' .
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'21d514b25466931c7d8f6a5aac84aa05' .
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'1ba30b396a0aac973d58e091473f5985';
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$c3 = '42831ec2217774244b7221b784d0d49c' .
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'e3aa212f2c02a4e035c17e2329aca12e' .
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'21d514b25466931c7d8f6a5aac84aa05' .
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'1ba30b396a0aac973d58e091';
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$c4 = '61353b4c2806934a777ff51fa22a4755' .
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'699b2a714fcdc6f83766e5f97b6c7423' .
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'73806900e49f24b22b097544d4896b42' .
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'4989b5e1ebac0f07c23f4598';
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$c5 = '8ce24998625615b603a033aca13fb894' .
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'be9112a5c3a211a8ba262a3cca7e2ca7' .
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'01e4a9a4fba43c90ccdcb281d48c7c6f' .
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'd62875d2aca417034c34aee5';
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$a1 = 'feedfacedeadbeeffeedfacedeadbeef' .
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'abaddad2';
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$subvectors = [
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// key, plaintext, nonce, aad, ciphertext, tag
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// Test Case 1
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[$k1, '', $n1, '', '', '58e2fccefa7e3061367f1d57a4e7455a'],
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// Test Case 2
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[$k1, $p1, $n1, '', $c1, 'ab6e47d42cec13bdf53a67b21257bddf'],
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// Test Case 3
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[$k2, $p2, $n2, '', $c2, '4d5c2af327cd64a62cf35abd2ba6fab4'],
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// Test Case 4
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[$k2, $p3, $n2, $a1, $c3, '5bc94fbc3221a5db94fae95ae7121a47'],
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// Test Case 5
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[$k2, $p3, $n3, $a1, $c4, '3612d2e79e3b0785561be14aaca2fccb'],
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// Test Case 6
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[$k2, $p3, $n4, $a1, $c5, '619cc5aefffe0bfa462af43c1699d050']
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];
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$vectors = [];
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for ($i = 0; $i < count($subvectors); $i++) {
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for ($j = 0; $j < count($subvectors[$i]); $j++) {
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$subvectors[$i][$j] = pack('H*', $subvectors[$i][$j]);
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}
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foreach ($engines as $engine) {
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$temp = $subvectors[$i];
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array_unshift($temp, $engine);
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$vectors[] = $temp;
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}
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}
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return $vectors;
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}
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/**
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* @dataProvider engine128Vectors
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*/
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public function test128Vectors($engine, $key, $plaintext, $nonce, $aad, $ciphertext, $tag)
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{
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$aes = new AES('gcm');
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$aes->setKey($key);
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$aes->setNonce($nonce);
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$aes->setAAD($aad);
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if (!$aes->isValidEngine($engine)) {
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self::markTestSkipped("Unable to initialize $engine engine");
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}
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$aes->setPreferredEngine($engine);
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$ciphertext2 = $aes->encrypt($plaintext);
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$this->assertEquals($ciphertext, $ciphertext2);
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$this->assertEquals($tag, $aes->getTag());
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$aes->setTag($tag);
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$this->assertEquals($plaintext, $aes->decrypt($ciphertext));
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}
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/**
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* Produces all combinations of test values.
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*
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* @return array
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*/
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public function engine256Vectors()
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{
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$engines = [
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'PHP',
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'Eval',
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'mcrypt',
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'OpenSSL',
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'OpenSSL (GCM)',
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'libsodium'
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];
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$p1 = '00000000000000000000000000000000';
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$p2 = 'd9313225f88406e5a55909c5aff5269a' .
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'86a7a9531534f7da2e4c303d8a318a72' .
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'1c3c0c95956809532fcf0e2449a6b525' .
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'b16aedf5aa0de657ba637b391aafd255';
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$p3 = 'd9313225f88406e5a55909c5aff5269a' .
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'86a7a9531534f7da2e4c303d8a318a72' .
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'1c3c0c95956809532fcf0e2449a6b525' .
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'b16aedf5aa0de657ba637b39';
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$n1 = '000000000000000000000000';
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$n2 = 'cafebabefacedbaddecaf888';
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$n3 = 'cafebabefacedbad';
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$n4 = '9313225df88406e555909c5aff5269aa' .
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'6a7a9538534f7da1e4c303d2a318a728' .
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'c3c0c95156809539fcf0e2429a6b5254' .
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'16aedbf5a0de6a57a637b39b';
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$k1 = '00000000000000000000000000000000' .
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'00000000000000000000000000000000';
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$k2 = 'feffe9928665731c6d6a8f9467308308' .
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'feffe9928665731c6d6a8f9467308308';
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$c1 = 'cea7403d4d606b6e074ec5d3baf39d18';
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$c2 = '522dc1f099567d07f47f37a32a84427d' .
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'643a8cdcbfe5c0c97598a2bd2555d1aa' .
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'8cb08e48590dbb3da7b08b1056828838' .
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'c5f61e6393ba7a0abcc9f662898015ad';
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$c3 = '522dc1f099567d07f47f37a32a84427d' .
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'643a8cdcbfe5c0c97598a2bd2555d1aa' .
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'8cb08e48590dbb3da7b08b1056828838' .
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'c5f61e6393ba7a0abcc9f662';
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$c4 = 'c3762df1ca787d32ae47c13bf19844cb' .
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'af1ae14d0b976afac52ff7d79bba9de0' .
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'feb582d33934a4f0954cc2363bc73f78' .
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'62ac430e64abe499f47c9b1f';
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$c5 = '5a8def2f0c9e53f1f75d7853659e2a20' .
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'eeb2b22aafde6419a058ab4f6f746bf4' .
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'0fc0c3b780f244452da3ebf1c5d82cde' .
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'a2418997200ef82e44ae7e3f';
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$a1 = 'feedfacedeadbeeffeedfacedeadbeef' .
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'abaddad2';
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$subvectors = [
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// key, plaintext, nonce, aad, ciphertext, tag
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// Test Case 13
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[$k1, '', $n1, '', '', '530f8afbc74536b9a963b4f1c4cb738b'],
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// Test Case 14
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[$k1, $p1, $n1, '', $c1, 'd0d1c8a799996bf0265b98b5d48ab919'],
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// Test Case 15
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[$k2, $p2, $n2, '', $c2, 'b094dac5d93471bdec1a502270e3cc6c'],
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// Test Case 16
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[$k2, $p3, $n2, $a1, $c3, '76fc6ece0f4e1768cddf8853bb2d551b'],
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// Test Case 17
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[$k2, $p3, $n3, $a1, $c4, '3a337dbf46a792c45e454913fe2ea8f2'],
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// Test Case 18
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[$k2, $p3, $n4, $a1, $c5, 'a44a8266ee1c8eb0c8b5d4cf5ae9f19a']
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];
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$vectors = [];
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for ($i = 0; $i < count($subvectors); $i++) {
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for ($j = 0; $j < count($subvectors[$i]); $j++) {
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$subvectors[$i][$j] = pack('H*', $subvectors[$i][$j]);
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}
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foreach ($engines as $engine) {
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$temp = $subvectors[$i];
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array_unshift($temp, $engine);
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$vectors[] = $temp;
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}
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}
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return $vectors;
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}
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/**
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* @dataProvider engine256Vectors
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*/
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public function test256Vectors($engine, $key, $plaintext, $nonce, $aad, $ciphertext, $tag)
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{
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$aes = new AES('gcm');
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$aes->setKey($key);
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$aes->setNonce($nonce);
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$aes->setAAD($aad);
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if (!$aes->isValidEngine($engine)) {
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self::markTestSkipped("Unable to initialize $engine engine");
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}
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$aes->setPreferredEngine($engine);
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$ciphertext2 = $aes->encrypt($plaintext);
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$this->assertEquals($ciphertext, $ciphertext2);
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$this->assertEquals($tag, $aes->getTag());
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$aes->setTag($tag);
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$this->assertEquals($plaintext, $aes->decrypt($ciphertext));
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}
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}
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