Refactor RSACryptoServiceProvider to update decrypt, privateEncrypt, and sign methods for improved parameter handling, enhancing security and functionality

Author: MayMeow

src/RSACryptoServiceProvider.php

@@ -32,10 +32,10 @@ public function encrypt(string $plainText): string
     /**
      * decrypt with private key
      */
-    public function decrypt(string $encryptedText): string
+    public function decrypt(string $encryptedText, string $privateKeyPass, string $salt): string
     {
         $plainText = '';
-        $privKey = $this->parameters->getPrivateKey();
+        $privKey = $this->parameters->getPrivateKey(passphrase: $privateKeyPass, salt: $salt);
 
         openssl_private_decrypt(base64_decode($encryptedText), $plainText, $privKey);
 
@@ -48,10 +48,10 @@ public function decrypt(string $encryptedText): string
      * @param string $plainText
      * @return string
      */
-    public function privateEncrypt(string $plainText): string
+    public function privateEncrypt(string $plainText, string $privateKeyPass, string $salt): string
     {
         $encrypted = '';
-        $privKey = $this->parameters->getPrivateKey();
+        $privKey = $this->parameters->getPrivateKey(passphrase: $privateKeyPass, salt: $salt);
 
         openssl_private_encrypt($plainText, $encrypted, $privKey);
 
@@ -78,9 +78,9 @@ public function publicDecrypt(string $encryptedText): string
      * @param string $data
      * @return string
      */
-    public function sign(string $data): string
+    public function sign(string $data, string $privateKeyPass, string $salt): string
     {
-        $privKey = $this->getPrivateKey();
+        $privKey = $this->parameters->getPrivateKey(passphrase: $privateKeyPass, salt: $salt);
 
         $result = openssl_sign($data, $signature, $privKey, OPENSSL_ALGO_SHA512);