sensors: Merge invensense HAL into main tuna HAL.

Since these are both in our device tree now, there's no need to
have them be separated. This saves about 14KB of space as well.

Change-Id: Ibfcd7da4b30bb261586ecd9373e6fd4a343e0e06

1 files changed, 59 insertions, 0 deletions

diff --git a/libsensors/SensorBase.h b/libsensors/SensorBase.h
new file mode 100644
index 0000000..eb50550
--- /dev/null
+++ b/libsensors/SensorBase.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2008 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_SENSOR_BASE_H
+#define ANDROID_SENSOR_BASE_H
+
+#include <stdint.h>
+#include <errno.h>
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+
+/*****************************************************************************/
+
+struct sensors_event_t;
+
+class SensorBase {
+protected:
+    const char* dev_name;
+    const char* data_name;
+    char        input_name[PATH_MAX];
+    int         dev_fd;
+    int         data_fd;
+
+    int openInput(const char* inputName);
+
+    int open_device();
+    int close_device();
+
+public:
+            SensorBase(
+                    const char* dev_name,
+                    const char* data_name);
+
+    virtual ~SensorBase();
+
+    virtual int readEvents(sensors_event_t* data, int count) = 0;
+    virtual bool hasPendingEvents() const;
+    virtual int getFd() const;
+    virtual int setDelay(int32_t handle, int64_t ns);
+    virtual int enable(int32_t handle, int enabled) = 0;
+};
+
+/*****************************************************************************/
+
+#endif  // ANDROID_SENSOR_BASE_H