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Crypt_Base: deal with IV's more appropriately

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terrafrost 2014-12-06 23:36:26 -06:00
parent 129dc320b0
commit b35cedcb15
1 changed files with 3 additions and 0 deletions
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phpseclib/Crypt/Base.php
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@ -1326,6 +1326,9 @@ class Crypt_Base
$ciphertext.= openssl_encrypt($plaintext . str_repeat("\0", $block_size), $this->cipher_name_openssl, $key, $this->openssl_options, $encryptIV); $ciphertext.= openssl_encrypt($plaintext . str_repeat("\0", $block_size), $this->cipher_name_openssl, $key, $this->openssl_options, $encryptIV);
$encryptIV = $this->_string_pop($ciphertext, $block_size); $encryptIV = $this->_string_pop($ciphertext, $block_size);
} }
if (!defined('OPENSSL_RAW_DATA')) {
$encryptIV.= openssl_encrypt(str_repeat(chr($this->block_size), $this->block_size), $this->cipher_name_openssl_ecb, $key, $this->openssl_options);
}
$encryptIV = openssl_decrypt($encryptIV, $this->cipher_name_openssl_ecb, $key, $this->openssl_options); $encryptIV = openssl_decrypt($encryptIV, $this->cipher_name_openssl_ecb, $key, $this->openssl_options);
if ($overflow) { if ($overflow) {
$this->_increment_str($encryptIV); $this->_increment_str($encryptIV);