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-rw-r--r--Core/Encoder/BCryptPasswordEncoder.php4
-rw-r--r--Core/Encoder/Pbkdf2PasswordEncoder.php26
2 files changed, 1 insertions, 29 deletions
diff --git a/Core/Encoder/BCryptPasswordEncoder.php b/Core/Encoder/BCryptPasswordEncoder.php
index d2b0319..c0c8fe0 100644
--- a/Core/Encoder/BCryptPasswordEncoder.php
+++ b/Core/Encoder/BCryptPasswordEncoder.php
@@ -34,10 +34,6 @@ class BCryptPasswordEncoder extends BasePasswordEncoder
*/
public function __construct($cost)
{
- if (!function_exists('password_hash')) {
- throw new \RuntimeException('To use the BCrypt encoder, you need to upgrade to PHP 5.5 or install the "ircmaxell/password-compat" via Composer.');
- }
-
$cost = (int) $cost;
if ($cost < 4 || $cost > 31) {
throw new \InvalidArgumentException('Cost must be in the range of 4-31.');
diff --git a/Core/Encoder/Pbkdf2PasswordEncoder.php b/Core/Encoder/Pbkdf2PasswordEncoder.php
index dac1cad..8422a4b 100644
--- a/Core/Encoder/Pbkdf2PasswordEncoder.php
+++ b/Core/Encoder/Pbkdf2PasswordEncoder.php
@@ -64,11 +64,7 @@ class Pbkdf2PasswordEncoder extends BasePasswordEncoder
throw new \LogicException(sprintf('The algorithm "%s" is not supported.', $this->algorithm));
}
- if (function_exists('hash_pbkdf2')) {
- $digest = hash_pbkdf2($this->algorithm, $raw, $salt, $this->iterations, $this->length, true);
- } else {
- $digest = $this->hashPbkdf2($this->algorithm, $raw, $salt, $this->iterations, $this->length);
- }
+ $digest = hash_pbkdf2($this->algorithm, $raw, $salt, $this->iterations, $this->length, true);
return $this->encodeHashAsBase64 ? base64_encode($digest) : bin2hex($digest);
}
@@ -80,24 +76,4 @@ class Pbkdf2PasswordEncoder extends BasePasswordEncoder
{
return !$this->isPasswordTooLong($raw) && $this->comparePasswords($encoded, $this->encodePassword($raw, $salt));
}
-
- private function hashPbkdf2($algorithm, $password, $salt, $iterations, $length = 0)
- {
- // Number of blocks needed to create the derived key
- $blocks = ceil($length / strlen(hash($algorithm, null, true)));
- $digest = '';
-
- for ($i = 1; $i <= $blocks; $i++) {
- $ib = $block = hash_hmac($algorithm, $salt.pack('N', $i), $password, true);
-
- // Iterations
- for ($j = 1; $j < $iterations; $j++) {
- $ib ^= ($block = hash_hmac($algorithm, $block, $password, true));
- }
-
- $digest .= $ib;
- }
-
- return substr($digest, 0, $this->length);
- }
}