Add default implementation for CAS AIDL
Bug: 230377377, 227673974
Test: manual
Change-Id: I85015dd6e1a69ff9b57f832f5b1cd01fb65dda25
diff --git a/cas/aidl/default/CasImpl.cpp b/cas/aidl/default/CasImpl.cpp
new file mode 100755
index 0000000..2d31b35
--- /dev/null
+++ b/cas/aidl/default/CasImpl.cpp
@@ -0,0 +1,242 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ icensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.cas-CasImpl"
+
+#include <media/cas/CasAPI.h>
+#include <utils/Log.h>
+
+#include "CasImpl.h"
+#include "TypeConvert.h"
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace cas {
+
+CasImpl::CasImpl(const shared_ptr<ICasListener>& listener) : mListener(listener) {
+ ALOGV("CTOR");
+}
+
+CasImpl::~CasImpl() {
+ ALOGV("DTOR");
+ release();
+}
+
+// static
+void CasImpl::OnEvent(void* appData, int32_t event, int32_t arg, uint8_t* data, size_t size) {
+ if (appData == NULL) {
+ ALOGE("Invalid appData!");
+ return;
+ }
+ CasImpl* casImpl = static_cast<CasImpl*>(appData);
+ casImpl->onEvent(event, arg, data, size);
+}
+
+// static
+void CasImpl::CallBackExt(void* appData, int32_t event, int32_t arg, uint8_t* data, size_t size,
+ const CasSessionId* sessionId) {
+ if (appData == NULL) {
+ ALOGE("Invalid appData!");
+ return;
+ }
+ CasImpl* casImpl = static_cast<CasImpl*>(appData);
+ casImpl->onEvent(sessionId, event, arg, data, size);
+}
+
+// static
+void CasImpl::StatusUpdate(void* appData, int32_t event, int32_t arg) {
+ if (appData == NULL) {
+ ALOGE("Invalid appData!");
+ return;
+ }
+ CasImpl* casImpl = static_cast<CasImpl*>(appData);
+ casImpl->onStatusUpdate(event, arg);
+}
+
+void CasImpl::init(CasPlugin* plugin) {
+ shared_ptr<CasPlugin> holder(plugin);
+ atomic_store(&mPluginHolder, holder);
+}
+
+void CasImpl::onEvent(int32_t event, int32_t arg, uint8_t* data, size_t size) {
+ if (mListener == NULL) {
+ return;
+ }
+
+ vector<uint8_t> eventData;
+ if (data != NULL) {
+ eventData.assign(data, data + size);
+ }
+
+ mListener->onEvent(event, arg, eventData);
+}
+
+void CasImpl::onEvent(const CasSessionId* sessionId, int32_t event, int32_t arg, uint8_t* data,
+ size_t size) {
+ if (mListener == NULL) {
+ return;
+ }
+
+ vector<uint8_t> eventData;
+ if (data != NULL) {
+ eventData.assign(data, data + size);
+ }
+
+ if (sessionId != NULL) {
+ mListener->onSessionEvent(*sessionId, event, arg, eventData);
+ } else {
+ mListener->onEvent(event, arg, eventData);
+ }
+}
+
+void CasImpl::onStatusUpdate(int32_t event, int32_t arg) {
+ if (mListener == NULL) {
+ return;
+ }
+ mListener->onStatusUpdate(static_cast<StatusEvent>(event), arg);
+}
+
+ScopedAStatus CasImpl::setPluginStatusUpdateCallback() {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+ return toStatus(holder->setStatusCallback(&CasImpl::StatusUpdate));
+}
+
+ScopedAStatus CasImpl::setPrivateData(const vector<uint8_t>& pvtData) {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+ return toStatus(holder->setPrivateData(pvtData));
+}
+
+ScopedAStatus CasImpl::openSession(SessionIntent intent, ScramblingMode mode,
+ vector<uint8_t>* sessionId) {
+ ALOGV("%s", __FUNCTION__);
+
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ status_t err = INVALID_OPERATION;
+ if (holder.get() != nullptr) {
+ err = holder->openSession(static_cast<uint32_t>(intent), static_cast<uint32_t>(mode),
+ sessionId);
+ holder.reset();
+ }
+
+ return toStatus(err);
+}
+
+ScopedAStatus CasImpl::setSessionPrivateData(const vector<uint8_t>& sessionId,
+ const vector<uint8_t>& pvtData) {
+ ALOGV("%s: sessionId=%s", __FUNCTION__, sessionIdToString(sessionId).string());
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+ return toStatus(holder->setSessionPrivateData(sessionId, pvtData));
+}
+
+ScopedAStatus CasImpl::closeSession(const vector<uint8_t>& sessionId) {
+ ALOGV("%s: sessionId=%s", __FUNCTION__, sessionIdToString(sessionId).string());
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+ return toStatus(holder->closeSession(sessionId));
+}
+
+ScopedAStatus CasImpl::processEcm(const vector<uint8_t>& sessionId, const vector<uint8_t>& ecm) {
+ ALOGV("%s: sessionId=%s", __FUNCTION__, sessionIdToString(sessionId).string());
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ return toStatus(holder->processEcm(sessionId, ecm));
+}
+
+ScopedAStatus CasImpl::processEmm(const vector<uint8_t>& emm) {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ return toStatus(holder->processEmm(emm));
+}
+
+ScopedAStatus CasImpl::sendEvent(int32_t event, int32_t arg, const vector<uint8_t>& eventData) {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ status_t err = holder->sendEvent(event, arg, eventData);
+ return toStatus(err);
+}
+
+ScopedAStatus CasImpl::sendSessionEvent(const vector<uint8_t>& sessionId, int32_t event,
+ int32_t arg, const vector<uint8_t>& eventData) {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ status_t err = holder->sendSessionEvent(sessionId, event, arg, eventData);
+ return toStatus(err);
+}
+
+ScopedAStatus CasImpl::provision(const string& provisionString) {
+ ALOGV("%s: provisionString=%s", __FUNCTION__, provisionString.c_str());
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ return toStatus(holder->provision(String8(provisionString.c_str())));
+}
+
+ScopedAStatus CasImpl::refreshEntitlements(int32_t refreshType,
+ const vector<uint8_t>& refreshData) {
+ ALOGV("%s", __FUNCTION__);
+ shared_ptr<CasPlugin> holder = atomic_load(&mPluginHolder);
+ if (holder.get() == nullptr) {
+ return toStatus(INVALID_OPERATION);
+ }
+
+ status_t err = holder->refreshEntitlements(refreshType, refreshData);
+ return toStatus(err);
+}
+
+ScopedAStatus CasImpl::release() {
+ ALOGV("%s: plugin=%p", __FUNCTION__, mPluginHolder.get());
+
+ shared_ptr<CasPlugin> holder(nullptr);
+ atomic_store(&mPluginHolder, holder);
+
+ return ScopedAStatus::ok();
+}
+
+} // namespace cas
+} // namespace hardware
+} // namespace android
+} // namespace aidl