зеркало из https://github.com/mozilla/gecko-dev.git
510 строки
16 KiB
C++
510 строки
16 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "GMPDecryptorParent.h"
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#include "GMPContentParent.h"
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#include "GMPUtils.h"
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#include "MediaData.h"
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#include "mozilla/Unused.h"
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namespace mozilla {
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#ifdef LOG
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#undef LOG
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#endif
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extern LogModule* GetGMPLog();
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#define LOGV(msg) MOZ_LOG(GetGMPLog(), mozilla::LogLevel::Verbose, msg)
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#define LOGD(msg) MOZ_LOG(GetGMPLog(), mozilla::LogLevel::Debug, msg)
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#define LOG(level, msg) MOZ_LOG(GetGMPLog(), (level), msg)
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namespace gmp {
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GMPDecryptorParent::GMPDecryptorParent(GMPContentParent* aPlugin)
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: mIsOpen(false)
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, mShuttingDown(false)
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, mActorDestroyed(false)
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, mPlugin(aPlugin)
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, mPluginId(aPlugin->GetPluginId())
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, mCallback(nullptr)
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#ifdef DEBUG
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, mGMPEventTarget(aPlugin->GMPEventTarget())
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#endif
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{
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MOZ_ASSERT(mPlugin && mGMPEventTarget);
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}
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GMPDecryptorParent::~GMPDecryptorParent()
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{
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvSetDecryptorId(const uint32_t& aId)
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{
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->SetDecryptorId(aId);
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return IPC_OK();
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}
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nsresult
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GMPDecryptorParent::Init(GMPDecryptorProxyCallback* aCallback,
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bool aDistinctiveIdentifierRequired,
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bool aPersistentStateRequired)
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{
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LOGD(("GMPDecryptorParent[%p]::Init()", this));
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if (mIsOpen) {
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NS_WARNING("Trying to re-use an in-use GMP decrypter!");
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return NS_ERROR_FAILURE;
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}
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mCallback = aCallback;
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if (!SendInit(aDistinctiveIdentifierRequired, aPersistentStateRequired)) {
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return NS_ERROR_FAILURE;
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}
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mIsOpen = true;
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return NS_OK;
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}
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void
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GMPDecryptorParent::CreateSession(uint32_t aCreateSessionToken,
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uint32_t aPromiseId,
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const nsCString& aInitDataType,
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const nsTArray<uint8_t>& aInitData,
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GMPSessionType aSessionType)
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{
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LOGD(("GMPDecryptorParent[%p]::CreateSession(token=%u, promiseId=%u, aInitData='%s')",
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this, aCreateSessionToken, aPromiseId, ToHexString(aInitData).get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aInitDataType.IsEmpty() && !aInitData.IsEmpty());
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Unused << SendCreateSession(aCreateSessionToken, aPromiseId, aInitDataType, aInitData, aSessionType);
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}
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void
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GMPDecryptorParent::LoadSession(uint32_t aPromiseId,
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const nsCString& aSessionId)
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{
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LOGD(("GMPDecryptorParent[%p]::LoadSession(sessionId='%s', promiseId=%u)",
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this, aSessionId.get(), aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aSessionId.IsEmpty());
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Unused << SendLoadSession(aPromiseId, aSessionId);
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}
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void
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GMPDecryptorParent::UpdateSession(uint32_t aPromiseId,
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const nsCString& aSessionId,
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const nsTArray<uint8_t>& aResponse)
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{
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LOGD(("GMPDecryptorParent[%p]::UpdateSession(sessionId='%s', promiseId=%u response='%s')",
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this, aSessionId.get(), aPromiseId, ToHexString(aResponse).get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aSessionId.IsEmpty() && !aResponse.IsEmpty());
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Unused << SendUpdateSession(aPromiseId, aSessionId, aResponse);
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}
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void
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GMPDecryptorParent::CloseSession(uint32_t aPromiseId,
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const nsCString& aSessionId)
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{
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LOGD(("GMPDecryptorParent[%p]::CloseSession(sessionId='%s', promiseId=%u)",
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this, aSessionId.get(), aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aSessionId.IsEmpty());
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Unused << SendCloseSession(aPromiseId, aSessionId);
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}
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void
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GMPDecryptorParent::RemoveSession(uint32_t aPromiseId,
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const nsCString& aSessionId)
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{
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LOGD(("GMPDecryptorParent[%p]::RemoveSession(sessionId='%s', promiseId=%u)",
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this, aSessionId.get(), aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aSessionId.IsEmpty());
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Unused << SendRemoveSession(aPromiseId, aSessionId);
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}
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void
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GMPDecryptorParent::SetServerCertificate(uint32_t aPromiseId,
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const nsTArray<uint8_t>& aServerCert)
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{
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LOGD(("GMPDecryptorParent[%p]::SetServerCertificate(promiseId=%u)",
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this, aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in from JS are valid.
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MOZ_ASSERT(!aServerCert.IsEmpty());
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Unused << SendSetServerCertificate(aPromiseId, aServerCert);
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}
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void
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GMPDecryptorParent::Decrypt(uint32_t aId,
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const CryptoSample& aCrypto,
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const nsTArray<uint8_t>& aBuffer)
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{
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LOGV(("GMPDecryptorParent[%p]::Decrypt(id=%d)", this, aId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return;
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}
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// Caller should ensure parameters passed in are valid.
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MOZ_ASSERT(!aBuffer.IsEmpty());
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if (aCrypto.mValid) {
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GMPDecryptionData data(aCrypto.mKeyId,
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aCrypto.mIV,
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aCrypto.mPlainSizes,
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aCrypto.mEncryptedSizes,
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aCrypto.mSessionIds);
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Unused << SendDecrypt(aId, aBuffer, data);
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} else {
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GMPDecryptionData data;
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Unused << SendDecrypt(aId, aBuffer, data);
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}
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvSetSessionId(const uint32_t& aCreateSessionId,
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const nsCString& aSessionId)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvSetSessionId(token=%u, sessionId='%s')",
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this, aCreateSessionId, aSessionId.get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->SetSessionId(aCreateSessionId, aSessionId);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvResolveLoadSessionPromise(const uint32_t& aPromiseId,
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const bool& aSuccess)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvResolveLoadSessionPromise(promiseId=%u)",
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this, aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->ResolveLoadSessionPromise(aPromiseId, aSuccess);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvResolvePromise(const uint32_t& aPromiseId)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvResolvePromise(promiseId=%u)",
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this, aPromiseId));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->ResolvePromise(aPromiseId);
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return IPC_OK();
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}
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nsresult
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GMPExToNsresult(GMPDOMException aDomException) {
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switch (aDomException) {
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case kGMPNoModificationAllowedError: return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
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case kGMPNotFoundError: return NS_ERROR_DOM_NOT_FOUND_ERR;
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case kGMPNotSupportedError: return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
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case kGMPInvalidStateError: return NS_ERROR_DOM_INVALID_STATE_ERR;
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case kGMPSyntaxError: return NS_ERROR_DOM_SYNTAX_ERR;
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case kGMPInvalidModificationError: return NS_ERROR_DOM_INVALID_MODIFICATION_ERR;
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case kGMPInvalidAccessError: return NS_ERROR_DOM_INVALID_ACCESS_ERR;
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case kGMPSecurityError: return NS_ERROR_DOM_SECURITY_ERR;
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case kGMPAbortError: return NS_ERROR_DOM_ABORT_ERR;
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case kGMPQuotaExceededError: return NS_ERROR_DOM_QUOTA_EXCEEDED_ERR;
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case kGMPTimeoutError: return NS_ERROR_DOM_TIMEOUT_ERR;
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case kGMPTypeError: return NS_ERROR_DOM_TYPE_ERR;
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default: return NS_ERROR_DOM_UNKNOWN_ERR;
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}
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvRejectPromise(const uint32_t& aPromiseId,
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const GMPDOMException& aException,
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const nsCString& aMessage)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvRejectPromise(promiseId=%u, exception=%d, msg='%s')",
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this, aPromiseId, aException, aMessage.get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->RejectPromise(aPromiseId, GMPExToNsresult(aException), aMessage);
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return IPC_OK();
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}
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static dom::MediaKeyMessageType
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ToMediaKeyMessageType(GMPSessionMessageType aMessageType) {
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switch (aMessageType) {
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case kGMPLicenseRequest: return dom::MediaKeyMessageType::License_request;
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case kGMPLicenseRenewal: return dom::MediaKeyMessageType::License_renewal;
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case kGMPLicenseRelease: return dom::MediaKeyMessageType::License_release;
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case kGMPIndividualizationRequest: return dom::MediaKeyMessageType::Individualization_request;
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default: return dom::MediaKeyMessageType::License_request;
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};
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};
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvSessionMessage(const nsCString& aSessionId,
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const GMPSessionMessageType& aMessageType,
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nsTArray<uint8_t>&& aMessage)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvSessionMessage(sessionId='%s', type=%d, msg='%s')",
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this, aSessionId.get(), aMessageType, ToHexString(aMessage).get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->SessionMessage(aSessionId, ToMediaKeyMessageType(aMessageType), aMessage);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvExpirationChange(const nsCString& aSessionId,
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const double& aExpiryTime)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvExpirationChange(sessionId='%s', expiry=%lf)",
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this, aSessionId.get(), aExpiryTime));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->ExpirationChange(aSessionId, aExpiryTime);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvSessionClosed(const nsCString& aSessionId)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvSessionClosed(sessionId='%s')",
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this, aSessionId.get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->SessionClosed(aSessionId);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvSessionError(const nsCString& aSessionId,
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const GMPDOMException& aException,
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const uint32_t& aSystemCode,
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const nsCString& aMessage)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvSessionError(sessionId='%s', exception=%d, sysCode=%d, msg='%s')",
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this, aSessionId.get(),
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aException, aSystemCode, aMessage.get()));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->SessionError(aSessionId,
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GMPExToNsresult(aException),
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aSystemCode,
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aMessage);
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return IPC_OK();
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}
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static dom::MediaKeyStatus
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ToMediaKeyStatus(GMPMediaKeyStatus aStatus) {
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switch (aStatus) {
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case kGMPUsable: return dom::MediaKeyStatus::Usable;
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case kGMPExpired: return dom::MediaKeyStatus::Expired;
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case kGMPOutputDownscaled: return dom::MediaKeyStatus::Output_downscaled;
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case kGMPOutputRestricted: return dom::MediaKeyStatus::Output_restricted;
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case kGMPInternalError: return dom::MediaKeyStatus::Internal_error;
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case kGMPReleased: return dom::MediaKeyStatus::Released;
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case kGMPStatusPending: return dom::MediaKeyStatus::Status_pending;
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default: return dom::MediaKeyStatus::Internal_error;
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}
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvBatchedKeyStatusChanged(const nsCString& aSessionId,
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InfallibleTArray<GMPKeyInformation>&& aKeyInfos)
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{
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LOGD(("GMPDecryptorParent[%p]::RecvBatchedKeyStatusChanged(sessionId='%s', KeyInfos len='%zu')",
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this, aSessionId.get(), aKeyInfos.Length()));
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if (mIsOpen) {
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nsTArray<CDMKeyInfo> cdmKeyInfos(aKeyInfos.Length());
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for (uint32_t i = 0; i < aKeyInfos.Length(); i++) {
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LOGD(("GMPDecryptorParent[%p]::RecvBatchedKeyStatusChanged(keyId=%s, gmp-status=%d)",
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this, ToHexString(aKeyInfos[i].keyId()).get(), aKeyInfos[i].status()));
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// If the status is kGMPUnknown, we're going to forget(remove) that key info.
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if (aKeyInfos[i].status() != kGMPUnknown) {
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auto status = ToMediaKeyStatus(aKeyInfos[i].status());
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cdmKeyInfos.AppendElement(CDMKeyInfo(aKeyInfos[i].keyId(),
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dom::Optional<dom::MediaKeyStatus>(status)));
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} else {
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cdmKeyInfos.AppendElement(CDMKeyInfo(aKeyInfos[i].keyId()));
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}
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}
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mCallback->BatchedKeyStatusChanged(aSessionId, cdmKeyInfos);
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}
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return IPC_OK();
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}
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DecryptStatus
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ToDecryptStatus(GMPErr aError)
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{
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switch (aError) {
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case GMPNoErr: return eme::Ok;
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case GMPNoKeyErr: return eme::NoKeyErr;
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case GMPAbortedErr: return eme::AbortedErr;
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default: return eme::GenericErr;
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}
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvDecrypted(const uint32_t& aId,
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const GMPErr& aErr,
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InfallibleTArray<uint8_t>&& aBuffer)
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{
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LOGV(("GMPDecryptorParent[%p]::RecvDecrypted(id=%d, err=%d)",
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this, aId, aErr));
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if (!mIsOpen) {
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NS_WARNING("Trying to use a dead GMP decrypter!");
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return IPC_FAIL_NO_REASON(this);
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}
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mCallback->Decrypted(aId, ToDecryptStatus(aErr), aBuffer);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult
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GMPDecryptorParent::RecvShutdown()
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{
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LOGD(("GMPDecryptorParent[%p]::RecvShutdown()", this));
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Shutdown();
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return IPC_OK();
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}
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// Note: may be called via Terminated()
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void
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GMPDecryptorParent::Close()
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{
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LOGD(("GMPDecryptorParent[%p]::Close()", this));
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MOZ_ASSERT(mGMPEventTarget->IsOnCurrentThread());
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// Consumer is done with us; we can shut down. No more callbacks should
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// be made to mCallback. Note: do this before Shutdown()!
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mCallback = nullptr;
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// Let Shutdown mark us as dead so it knows if we had been alive
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// In case this is the last reference
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RefPtr<GMPDecryptorParent> kungfudeathgrip(this);
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this->Release();
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Shutdown();
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}
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void
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GMPDecryptorParent::Shutdown()
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{
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LOGD(("GMPDecryptorParent[%p]::Shutdown()", this));
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MOZ_ASSERT(mGMPEventTarget->IsOnCurrentThread());
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if (mShuttingDown) {
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return;
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}
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mShuttingDown = true;
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// Notify client we're gone! Won't occur after Close()
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if (mCallback) {
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mCallback->Terminated();
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mCallback = nullptr;
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}
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mIsOpen = false;
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if (!mActorDestroyed) {
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Unused << SendDecryptingComplete();
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}
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}
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// Note: Keep this sync'd up with Shutdown
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void
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GMPDecryptorParent::ActorDestroy(ActorDestroyReason aWhy)
|
|
{
|
|
LOGD(("GMPDecryptorParent[%p]::ActorDestroy(reason=%d)", this, aWhy));
|
|
|
|
mIsOpen = false;
|
|
mActorDestroyed = true;
|
|
if (mCallback) {
|
|
// May call Close() (and Shutdown()) immediately or with a delay
|
|
mCallback->Terminated();
|
|
mCallback = nullptr;
|
|
}
|
|
if (mPlugin) {
|
|
mPlugin->DecryptorDestroyed(this);
|
|
mPlugin = nullptr;
|
|
}
|
|
MaybeDisconnect(aWhy == AbnormalShutdown);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
GMPDecryptorParent::Recv__delete__()
|
|
{
|
|
LOGD(("GMPDecryptorParent[%p]::Recv__delete__()", this));
|
|
|
|
if (mPlugin) {
|
|
mPlugin->DecryptorDestroyed(this);
|
|
mPlugin = nullptr;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
} // namespace gmp
|
|
} // namespace mozilla
|