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authorBrandon Clothier <brandon14125@gmail.com>2013-12-12 15:55:15 -0500
committerAbhisek Devkota <ciwrl@cyanogenmod.com>2014-04-01 02:51:44 +0000
commit932b9506e040f4c5f7289e6976c598f279c1ee1f (patch)
tree06c25e200633085a12aa22a5356d3ed99144e389 /libsensors/SensorBase.h
parent8edeac8a00f93ed1a46129fffdac98843750bb91 (diff)
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n7100: opensource sensors
This is from the patch uploaded by sbrissen for the n7105. Change-Id: I34eeb69e1925f4e557a438673e890e3137d28bfa
Diffstat (limited to 'libsensors/SensorBase.h')
-rw-r--r--libsensors/SensorBase.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/libsensors/SensorBase.h b/libsensors/SensorBase.h
new file mode 100644
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--- /dev/null
+++ b/libsensors/SensorBase.h
@@ -0,0 +1,71 @@
+/*
+ * 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>
+
+#include "sensors.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);
+ static int64_t getTimestamp();
+
+
+ static int64_t timevalToNano(timeval const& t) {
+ return t.tv_sec*1000000000LL + t.tv_usec*1000;
+ }
+
+ 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;
+ int sspEnable(const char* sensorname, int sensorvalue, int en);
+ virtual int batch(int handle, int flags, int64_t period_ns, int64_t timeout);
+ virtual int flush(int handle);
+
+};
+
+/*****************************************************************************/
+
+#endif // ANDROID_SENSOR_BASE_H