Merge pull request #10 from fredefl/master

Added gmp_powm function so decryption is now WAY faster.
HazAT · Jan 10, 2012 · 2781ec8 · 2781ec8
2 parents d6c8e40 + b6d3180
commit 2781ec8
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/jcryption.php b/jcryption.php
@@ -304,7 +304,11 @@ public function decrypt($encrypted, $dec_key, $enc_mod) {
 		$max = count($blocks);
 		for ($i=0; $i < $max; $i++) {
 			$dec = $this->_hex2bint($blocks[$i]);
-			$dec = bcpowmod($dec, $dec_key, $enc_mod);
+			if (function_exists('gmp_strval') && function_exists('gmp_powm')){
+				$dec = gmp_strval(gmp_powm($dec, $dec_key, $enc_mod));
+			} else {
+				$dec = bcpowmod($dec, $dec_key, $enc_mod);
+			}
 			$ascii = $this->_bint2char($dec);
 			$result .= $ascii;
 		}