AAudioService: integrated with audioserver

Call the MmapStreamInterface from AudioFlinger instead of the FakeHAL.
Fix sending timestamps from the thread.
Add shared mode in service.

Bug: 35260844
Bug: 33398120
Test: CTS test_aaudio.cpp
Change-Id: I44c7e4ecae4ce205611b6b73a72e0ae8a5b243e5
Signed-off-by: Phil Burk <philburk@google.com>
(cherry picked from commit 7f6b40d78b1976c78d1300e8a51fda36eeb50c5d)
diff --git a/services/oboeservice/AAudioEndpointManager.h b/services/oboeservice/AAudioEndpointManager.h
new file mode 100644
index 0000000..48b27f0
--- /dev/null
+++ b/services/oboeservice/AAudioEndpointManager.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#ifndef AAUDIO_AAUDIO_ENDPOINT_MANAGER_H
+#define AAUDIO_AAUDIO_ENDPOINT_MANAGER_H
+
+#include <map>
+#include <mutex>
+#include <utils/Singleton.h>
+
+#include "binding/AAudioServiceMessage.h"
+#include "AAudioServiceEndpoint.h"
+
+namespace aaudio {
+
+class AAudioEndpointManager : public android::Singleton<AAudioEndpointManager>{
+public:
+    AAudioEndpointManager();
+    ~AAudioEndpointManager() = default;
+
+    /**
+     * Find a service endpoint for the given deviceId and direction.
+     * If an endpoint does not already exist then it will try to create one.
+     *
+     * @param deviceId
+     * @param direction
+     * @return endpoint or nullptr
+     */
+    AAudioServiceEndpoint *findEndpoint(android::AAudioService &audioService,
+                                        int32_t deviceId,
+                                        aaudio_direction_t direction);
+
+    void removeEndpoint(AAudioServiceEndpoint *serviceEndpoint);
+
+private:
+
+    std::mutex    mLock;
+
+    // We need separate inputs and outputs because they may both have device==0.
+    // TODO review
+    std::map<int32_t, AAudioServiceEndpoint *> mInputs;
+    std::map<int32_t, AAudioServiceEndpoint *> mOutputs;
+
+};
+
+} /* namespace aaudio */
+
+#endif //AAUDIO_AAUDIO_ENDPOINT_MANAGER_H