Use AES keysize from input

Bradyn Walsh · Bradyn Walsh · commit 717b426ca02d · 2019-01-18T19:29:36.000+10:30
diff --git a/ios/RCTCrypto/lib/Aes.m b/ios/RCTCrypto/lib/Aes.m
@@ -19,7 +19,7 @@ + (NSData *) AES128CBC: (NSString *)operation data: (NSData *)data key: (NSStrin
                                           kCCAlgorithmAES128,
                                           kCCOptionPKCS7Padding,
                                           keyData.bytes,
-                                          kCCKeySizeAES128,
+                                          keyData.length,
                                           ivData.bytes,
                                           data.bytes, data.length,
                                           buffer.mutableBytes,
