webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

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diff --git a/Source/WebCore/bindings/js/JSCryptoKeyCustom.cpp b/Source/WebCore/bindings/js/JSCryptoKeyCustom.cpp
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+++ b/Source/WebCore/bindings/js/JSCryptoKeyCustom.cpp
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+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "JSCryptoKey.h"
+
+#if ENABLE(SUBTLE_CRYPTO)
+
+#include "CryptoKeyAES.h"
+#include "CryptoKeyHMAC.h"
+#include "CryptoKeyRSA.h"
+#include "JSCryptoAlgorithmBuilder.h"
+#include <heap/HeapInlines.h>
+#include <runtime/JSCJSValueInlines.h>
+
+using namespace JSC;
+
+namespace WebCore {
+
+JSValue JSCryptoKey::algorithm(JSC::ExecState& state) const
+{
+    if (m_algorithm)
+        return m_algorithm.get();
+
+    JSCryptoAlgorithmBuilder builder(&state);
+
+    std::unique_ptr<KeyAlgorithm> algorithm = wrapped().buildAlgorithm();
+    switch (algorithm->keyAlgorithmClass()) {
+    case KeyAlgorithmClass::AES: {
+        auto& aesAlgorithm = downcast<AesKeyAlgorithm>(*algorithm);
+        builder.add("name", aesAlgorithm.name());
+        builder.add("length", aesAlgorithm.length());
+        break;
+    }
+    case KeyAlgorithmClass::HMAC: {
+        auto& hmacAlgorithm = downcast<HmacKeyAlgorithm>(*algorithm);
+        builder.add("name", hmacAlgorithm.name());
+        JSCryptoAlgorithmBuilder hmacHash(&state);
+        hmacHash.add("name", hmacAlgorithm.hash());
+        builder.add("hash", hmacHash);
+        builder.add("length", hmacAlgorithm.length());
+        break;
+    }
+    case KeyAlgorithmClass::HRSA: {
+        auto& rsaAlgorithm = downcast<RsaHashedKeyAlgorithm>(*algorithm);
+        builder.add("name", rsaAlgorithm.name());
+        builder.add("modulusLength", rsaAlgorithm.modulusLength());
+        builder.add("publicExponent", rsaAlgorithm.publicExponent());
+        JSCryptoAlgorithmBuilder rsaHash(&state);
+        rsaHash.add("name", rsaAlgorithm.hash());
+        builder.add("hash", rsaHash);
+        break;
+    }
+    case KeyAlgorithmClass::RSA: {
+        auto& rsaAlgorithm = downcast<RsaKeyAlgorithm>(*algorithm);
+        builder.add("name", rsaAlgorithm.name());
+        builder.add("modulusLength", rsaAlgorithm.modulusLength());
+        builder.add("publicExponent", rsaAlgorithm.publicExponent());
+        break;
+    }
+    }
+
+    m_algorithm.set(state.vm(), this, builder.result());
+    return m_algorithm.get();
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(SUBTLE_CRYPTO)