add sound trigger native service

Change-Id: I0cd954c1c7d28a334e786d0004431d4f6a1227ec

1 files changed, 75 insertions, 0 deletions

diff --git a/include/soundtrigger/SoundTrigger.h b/include/soundtrigger/SoundTrigger.h
new file mode 100644
index 0000000..1f7f286
--- /dev/null
+++ b/include/soundtrigger/SoundTrigger.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2014 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 ANDROID_HARDWARE_SOUNDTRIGGER_H
+#define ANDROID_HARDWARE_SOUNDTRIGGER_H
+
+#include <binder/IBinder.h>
+#include <soundtrigger/SoundTriggerCallback.h>
+#include <soundtrigger/ISoundTrigger.h>
+#include <soundtrigger/ISoundTriggerHwService.h>
+#include <soundtrigger/ISoundTriggerClient.h>
+#include <system/sound_trigger.h>
+
+namespace android {
+
+class MemoryDealer;
+
+class SoundTrigger : public BnSoundTriggerClient,
+                        public IBinder::DeathRecipient
+{
+public:
+    static  status_t listModules(struct sound_trigger_module_descriptor *modules,
+                                 uint32_t *numModules);
+    static  sp<SoundTrigger> attach(const sound_trigger_module_handle_t module,
+                                       const sp<SoundTriggerCallback>& callback);
+
+            virtual ~SoundTrigger();
+
+            void detach();
+
+            status_t loadSoundModel(const sp<IMemory>& modelMemory,
+                                            sound_model_handle_t *handle);
+
+            status_t unloadSoundModel(sound_model_handle_t handle);
+
+            status_t startRecognition(sound_model_handle_t handle, const sp<IMemory>& dataMemory);
+            status_t stopRecognition(sound_model_handle_t handle);
+
+            // BpSoundTriggerClient
+            virtual void onRecognitionEvent(const sp<IMemory>& eventMemory);
+
+            //IBinder::DeathRecipient
+            virtual void binderDied(const wp<IBinder>& who);
+
+            static status_t stringToGuid(const char *str, sound_trigger_uuid_t *guid);
+            static status_t guidToString(const sound_trigger_uuid_t *guid,
+                                         char *str, size_t maxLen);
+
+private:
+            SoundTrigger(sound_trigger_module_handle_t module,
+                            const sp<SoundTriggerCallback>&);
+            static const sp<ISoundTriggerHwService>& getSoundTriggerHwService();
+
+            Mutex                               mLock;
+            sp<ISoundTrigger>                   mISoundTrigger;
+            const sound_trigger_module_handle_t mModule;
+            sp<SoundTriggerCallback>            mCallback;
+};
+
+}; // namespace android
+
+#endif //ANDROID_HARDWARE_SOUNDTRIGGER_H