webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

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diff --git a/Source/WebCore/crypto/CryptoAlgorithm.h b/Source/WebCore/crypto/CryptoAlgorithm.h
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+++ b/Source/WebCore/crypto/CryptoAlgorithm.h
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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.
+ */
+
+#pragma once
+
+#include "CryptoAlgorithmIdentifier.h"
+#include "CryptoKeyPair.h"
+#include "CryptoKeyUsage.h"
+#include "ExceptionOr.h"
+#include "JsonWebKey.h"
+#include "SubtleCrypto.h"
+#include <wtf/Function.h>
+#include <wtf/Vector.h>
+#include <wtf/WorkQueue.h>
+
+#if ENABLE(SUBTLE_CRYPTO)
+
+namespace WebCore {
+
+class CryptoAlgorithmParameters;
+class CryptoAlgorithmParametersDeprecated;
+class CryptoKey;
+class CryptoKeyData;
+class ScriptExecutionContext;
+
+// Data is mutable, so async operations should copy it first.
+using CryptoOperationData = std::pair<const uint8_t*, size_t>;
+
+using KeyData = Variant<Vector<uint8_t>, JsonWebKey>;
+using KeyOrKeyPair = Variant<RefPtr<CryptoKey>, CryptoKeyPair>;
+
+class CryptoAlgorithm : public RefCounted<CryptoAlgorithm> {
+public:
+    virtual ~CryptoAlgorithm() = default;
+
+    virtual CryptoAlgorithmIdentifier identifier() const = 0;
+
+    using BoolCallback = WTF::Function<void(bool)>;
+    using KeyCallback = WTF::Function<void(CryptoKey&)>;
+    using KeyOrKeyPairCallback = WTF::Function<void(KeyOrKeyPair&&)>;
+    using VectorCallback = WTF::Function<void(const Vector<uint8_t>&)>;
+    using VoidCallback = WTF::Function<void()>;
+    using ExceptionCallback = WTF::Function<void(ExceptionCode)>;
+    using KeyDataCallback = WTF::Function<void(SubtleCrypto::KeyFormat, KeyData&&)>;
+
+    virtual void encrypt(std::unique_ptr<CryptoAlgorithmParameters>&&, Ref<CryptoKey>&&, Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&, ScriptExecutionContext&, WorkQueue&);
+    virtual void decrypt(std::unique_ptr<CryptoAlgorithmParameters>&&, Ref<CryptoKey>&&, Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&, ScriptExecutionContext&, WorkQueue&);
+    virtual void sign(Ref<CryptoKey>&&, Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&, ScriptExecutionContext&, WorkQueue&);
+    virtual void verify(Ref<CryptoKey>&&, Vector<uint8_t>&& signature, Vector<uint8_t>&&, BoolCallback&&, ExceptionCallback&&, ScriptExecutionContext&, WorkQueue&);
+    virtual void digest(Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&, ScriptExecutionContext&, WorkQueue&);
+    virtual void generateKey(const CryptoAlgorithmParameters&, bool extractable, CryptoKeyUsageBitmap, KeyOrKeyPairCallback&&, ExceptionCallback&&, ScriptExecutionContext&);
+    virtual void importKey(SubtleCrypto::KeyFormat, KeyData&&, const std::unique_ptr<CryptoAlgorithmParameters>&&, bool extractable, CryptoKeyUsageBitmap, KeyCallback&&, ExceptionCallback&&);
+    virtual void exportKey(SubtleCrypto::KeyFormat, Ref<CryptoKey>&&, KeyDataCallback&&, ExceptionCallback&&);
+    virtual void wrapKey(Ref<CryptoKey>&&, Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&);
+    virtual void unwrapKey(Ref<CryptoKey>&&, Vector<uint8_t>&&, VectorCallback&&, ExceptionCallback&&);
+
+    // The following will be deprecated.
+    virtual ExceptionOr<void> encrypt(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> decrypt(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> sign(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> verify(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData& signature, const CryptoOperationData&, BoolCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> digest(const CryptoAlgorithmParametersDeprecated&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> generateKey(const CryptoAlgorithmParametersDeprecated&, bool extractable, CryptoKeyUsageBitmap, KeyOrKeyPairCallback&&, VoidCallback&& failureCallback, ScriptExecutionContext&);
+    virtual ExceptionOr<void> deriveKey(const CryptoAlgorithmParametersDeprecated&, const CryptoKey& baseKey, CryptoAlgorithm* derivedKeyType, bool extractable, CryptoKeyUsageBitmap, KeyCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> deriveBits(const CryptoAlgorithmParametersDeprecated&, const CryptoKey& baseKey, unsigned long length, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> importKey(const CryptoAlgorithmParametersDeprecated&, const CryptoKeyData&, bool extractable, CryptoKeyUsageBitmap, KeyCallback&&, VoidCallback&& failureCallback);
+
+    // These are only different from encrypt/decrypt because some algorithms may not expose encrypt/decrypt.
+    virtual ExceptionOr<void> encryptForWrapKey(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+    virtual ExceptionOr<void> decryptForUnwrapKey(const CryptoAlgorithmParametersDeprecated&, const CryptoKey&, const CryptoOperationData&, VectorCallback&&, VoidCallback&& failureCallback);
+};
+
+} // namespace WebCore
+
+#endif // ENABLE(SUBTLE_CRYPTO)