1 files changed, 56 insertions, 0 deletions
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Usage.cpp b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Usage.cpp
new file mode 100755
index 0000000..1916b9b
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Usage.cpp
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed 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.
+ */
+
+#include "Usage.h"
+#include "PolicyMappingKeys.h"
+#include "PolicySubsystem.h"
+
+using std::string;
+using android::routing_strategy;
+
+Usage::Usage(const string &mappingValue,
+                   CInstanceConfigurableElement *instanceConfigurableElement,
+                   const CMappingContext &context)
+    : CFormattedSubsystemObject(instanceConfigurableElement,
+                                mappingValue,
+                                MappingKeyAmend1,
+                                (MappingKeyAmendEnd - MappingKeyAmend1 + 1),
+                                context),
+      mPolicySubsystem(static_cast<const PolicySubsystem *>(
+                           instanceConfigurableElement->getBelongingSubsystem())),
+      mPolicyPluginInterface(mPolicySubsystem->getPolicyPluginInterface()),
+      mApplicableStrategy(mDefaultApplicableStrategy)
+{
+    mId = static_cast<audio_usage_t>(context.getItemAsInteger(MappingKeyIdentifier));
+
+    // Declares the strategy to audio policy engine
+    mPolicyPluginInterface->addUsage(getFormattedMappingValue(), mId);
+}
+
+bool Usage::receiveFromHW(string & /*error*/)
+{
+    blackboardWrite(&mApplicableStrategy, sizeof(mApplicableStrategy));
+    return true;
+}
+
+bool Usage::sendToHW(string & /*error*/)
+{
+    uint32_t applicableStrategy;
+    blackboardRead(&applicableStrategy, sizeof(applicableStrategy));
+    mApplicableStrategy = applicableStrategy;
+    return mPolicyPluginInterface->setStrategyForUsage(mId,
+                                              static_cast<routing_strategy>(mApplicableStrategy));
+}