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71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_HmacKeyAlgorithm_h
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#define mozilla_dom_HmacKeyAlgorithm_h
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#include "nsCycleCollectionParticipant.h"
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#include "nsWrapperCache.h"
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#include "nsAutoPtr.h"
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#include "mozilla/dom/KeyAlgorithm.h"
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#include "mozilla/dom/WebCryptoCommon.h"
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#include "js/TypeDecls.h"
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namespace mozilla {
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namespace dom {
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class HmacKeyAlgorithm MOZ_FINAL : public KeyAlgorithm
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HmacKeyAlgorithm, KeyAlgorithm)
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HmacKeyAlgorithm(nsIGlobalObject* aGlobal,
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const nsString& aName,
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uint32_t aLength,
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const nsString& aHash)
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: KeyAlgorithm(aGlobal, aName)
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, mHash(new KeyAlgorithm(aGlobal, aHash))
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, mLength(aLength)
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{
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switch (mHash->Mechanism()) {
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case CKM_SHA_1: mMechanism = CKM_SHA_1_HMAC; break;
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case CKM_SHA256: mMechanism = CKM_SHA256_HMAC; break;
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case CKM_SHA384: mMechanism = CKM_SHA384_HMAC; break;
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case CKM_SHA512: mMechanism = CKM_SHA512_HMAC; break;
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default: mMechanism = UNKNOWN_CK_MECHANISM; break;
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}
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}
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virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
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KeyAlgorithm* Hash() const
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{
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return mHash;
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}
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uint32_t Length() const
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{
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return mLength;
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}
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virtual bool WriteStructuredClone(JSStructuredCloneWriter* aWriter) const MOZ_OVERRIDE;
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static KeyAlgorithm* Create(nsIGlobalObject* aGlobal,
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JSStructuredCloneReader* aReader);
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protected:
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~HmacKeyAlgorithm()
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{}
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nsRefPtr<KeyAlgorithm> mHash;
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uint32_t mLength;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_HmacKeyAlgorithm_h
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