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65 lines
1.9 KiB
C++
65 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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#include "mozilla/dom/HmacKeyAlgorithm.h"
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#include "mozilla/dom/SubtleCryptoBinding.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED(HmacKeyAlgorithm, KeyAlgorithm, mHash)
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NS_IMPL_ADDREF_INHERITED(HmacKeyAlgorithm, KeyAlgorithm)
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NS_IMPL_RELEASE_INHERITED(HmacKeyAlgorithm, KeyAlgorithm)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(HmacKeyAlgorithm)
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NS_INTERFACE_MAP_END_INHERITING(KeyAlgorithm)
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JSObject*
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HmacKeyAlgorithm::WrapObject(JSContext* aCx)
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{
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return HmacKeyAlgorithmBinding::Wrap(aCx, this);
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}
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nsString
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HmacKeyAlgorithm::ToJwkAlg() const
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{
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switch (mMechanism) {
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case CKM_SHA_1_HMAC: return NS_LITERAL_STRING(JWK_ALG_HS1);
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case CKM_SHA256_HMAC: return NS_LITERAL_STRING(JWK_ALG_HS256);
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case CKM_SHA384_HMAC: return NS_LITERAL_STRING(JWK_ALG_HS384);
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case CKM_SHA512_HMAC: return NS_LITERAL_STRING(JWK_ALG_HS512);
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}
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return nsString();
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}
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bool
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HmacKeyAlgorithm::WriteStructuredClone(JSStructuredCloneWriter* aWriter) const
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{
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nsString hashName;
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mHash->GetName(hashName);
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return JS_WriteUint32Pair(aWriter, SCTAG_HMACKEYALG, 0) &&
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JS_WriteUint32Pair(aWriter, mLength, 0) &&
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WriteString(aWriter, hashName) &&
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WriteString(aWriter, mName);
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}
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KeyAlgorithm*
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HmacKeyAlgorithm::Create(nsIGlobalObject* aGlobal, JSStructuredCloneReader* aReader)
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{
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uint32_t length, zero;
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nsString hash, name;
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bool read = JS_ReadUint32Pair(aReader, &length, &zero) &&
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ReadString(aReader, hash) &&
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ReadString(aReader, name);
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if (!read) {
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return nullptr;
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}
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return new HmacKeyAlgorithm(aGlobal, name, length, hash);
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}
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} // namespace dom
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} // namespace mozilla
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