Merge pull request #446 from terrafrost/hash-96-2

Hash: add sha256-96 and sha512-96

* terrafrost/hash-96-2:
  Hash: apply fixes to sha512 unit tests as well
  Hash: one more fix to unit test
  Hash: fix unit tests
  Hash: add unit tests
  Hash: add sha256-96 and sha512-96
This commit is contained in:
Andreas Fischer 2014-08-10 17:59:03 +02:00
commit 63974e9bbc
4 changed files with 147 additions and 7 deletions

View File

@ -5,7 +5,7 @@
* *
* Uses hash() or mhash() if available and an internal implementation, otherwise. Currently supports the following: * Uses hash() or mhash() if available and an internal implementation, otherwise. Currently supports the following:
* *
* md2, md5, md5-96, sha1, sha1-96, sha256, sha384, and sha512 * md2, md5, md5-96, sha1, sha1-96, sha256, sha256-96, sha384, and sha512, sha512-96
* *
* If {@link Crypt_Hash::setKey() setKey()} is called, {@link Crypt_Hash::hash() hash()} will return the HMAC as opposed to * If {@link Crypt_Hash::setKey() setKey()} is called, {@link Crypt_Hash::hash() hash()} will return the HMAC as opposed to
* the hash. If no valid algorithm is provided, sha1 will be used. * the hash. If no valid algorithm is provided, sha1 will be used.
@ -207,6 +207,9 @@ class Crypt_Hash
switch ($hash) { switch ($hash) {
case 'md5-96': case 'md5-96':
case 'sha1-96': case 'sha1-96':
case 'sha256-96':
case 'sha512-96':
$hash = substr($hash, 0, -3);
$this->l = 12; // 96 / 8 = 12 $this->l = 12; // 96 / 8 = 12
break; break;
case 'md2': case 'md2':
@ -243,14 +246,12 @@ class Crypt_Hash
case CRYPT_HASH_MODE_MHASH: case CRYPT_HASH_MODE_MHASH:
switch ($hash) { switch ($hash) {
case 'md5': case 'md5':
case 'md5-96':
$this->hash = MHASH_MD5; $this->hash = MHASH_MD5;
break; break;
case 'sha256': case 'sha256':
$this->hash = MHASH_SHA256; $this->hash = MHASH_SHA256;
break; break;
case 'sha1': case 'sha1':
case 'sha1-96':
default: default:
$this->hash = MHASH_SHA1; $this->hash = MHASH_SHA1;
} }
@ -258,7 +259,6 @@ class Crypt_Hash
case CRYPT_HASH_MODE_HASH: case CRYPT_HASH_MODE_HASH:
switch ($hash) { switch ($hash) {
case 'md5': case 'md5':
case 'md5-96':
$this->hash = 'md5'; $this->hash = 'md5';
return; return;
case 'md2': case 'md2':
@ -268,7 +268,6 @@ class Crypt_Hash
$this->hash = $hash; $this->hash = $hash;
return; return;
case 'sha1': case 'sha1':
case 'sha1-96':
default: default:
$this->hash = 'sha1'; $this->hash = 'sha1';
} }
@ -281,7 +280,6 @@ class Crypt_Hash
$this->hash = array($this, '_md2'); $this->hash = array($this, '_md2');
break; break;
case 'md5': case 'md5':
case 'md5-96':
$this->b = 64; $this->b = 64;
$this->hash = array($this, '_md5'); $this->hash = array($this, '_md5');
break; break;
@ -295,7 +293,6 @@ class Crypt_Hash
$this->hash = array($this, '_sha512'); $this->hash = array($this, '_sha512');
break; break;
case 'sha1': case 'sha1':
case 'sha1-96':
default: default:
$this->b = 64; $this->b = 64;
$this->hash = array($this, '_sha1'); $this->hash = array($this, '_sha1');

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@ -0,0 +1,79 @@
<?php
/**
* @author Andreas Fischer <bantu@phpbb.com>
* @copyright MMXIV Andreas Fischer
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
class Unit_Crypt_Hash_SHA256Test extends Unit_Crypt_Hash_TestCase
{
public function getInstance()
{
return new Crypt_Hash('sha256');
}
/**
* @dataProvider hashData()
*/
public function testHash($message, $result)
{
$this->assertHashesTo($this->getInstance(), $message, $result);
}
static public function hashData()
{
return array(
array(
'',
'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855'
),
array(
'The quick brown fox jumps over the lazy dog',
'd7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592',
),
array(
'The quick brown fox jumps over the lazy dog.',
'ef537f25c895bfa782526529a9b63d97aa631564d5d789c2b765448c8635fb6c',
),
);
}
/**
* @dataProvider hmacData()
*/
public function testHMAC($key, $message, $result)
{
$this->assertHMACsTo($this->getInstance(), $key, $message, $result);
}
static public function hmacData()
{
return array(
// RFC 4231
// Test Case 1
array(
pack('H*', '0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b'),
pack('H*', '4869205468657265'),
'b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7',
),
// Test Case 2
array(
pack('H*', '4a656665'),
pack('H*', '7768617420646f2079612077616e7420666f72206e6f7468696e673f'),
'5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843',
),
// Test Case 3
array(
pack('H*', 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'),
pack('H*', 'dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd'),
'773ea91e36800e46854db8ebd09181a72959098b3ef8c122d9635514ced565fe',
),
// Test Case 4
array(
pack('H*', '0102030405060708090a0b0c0d0e0f10111213141516171819'),
pack('H*', 'cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd'),
'82558a389a443c0ea4cc819899f2083a85f0faa3e578f8077a2e3ff46729665b',
),
);
}
}

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@ -0,0 +1,32 @@
<?php
/**
* @author Andreas Fischer <bantu@phpbb.com>
* @copyright MMXIV Andreas Fischer
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
class Unit_Crypt_Hash_SHA256_96Test extends Unit_Crypt_Hash_SHA256Test
{
public function getInstance()
{
return new Crypt_Hash('sha256-96');
}
static public function hashData()
{
$tests = parent::hashData();
foreach ($tests as &$test) {
$test[1] = substr($test[1], 0, 24);
}
return $tests;
}
static public function hmacData()
{
$tests = parent::hmacData();
foreach ($tests as &$test) {
$test[2] = substr($test[2], 0, 24);
}
return $tests;
}
}

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@ -0,0 +1,32 @@
<?php
/**
* @author Andreas Fischer <bantu@phpbb.com>
* @copyright MMXIV Andreas Fischer
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
class Unit_Crypt_Hash_SHA512_96Test extends Unit_Crypt_Hash_SHA512Test
{
public function getInstance()
{
return new Crypt_Hash('sha512-96');
}
static public function hashData()
{
$tests = parent::hashData();
foreach ($tests as &$test) {
$test[1] = substr($test[1], 0, 24);
}
return $tests;
}
static public function hmacData()
{
$tests = parent::hmacData();
foreach ($tests as &$test) {
$test[2] = substr($test[2], 0, 24);
}
return $tests;
}
}