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| author | atinm <atin.malaviya@gmail.com> | 2011-05-17 11:12:26 -0400 |
|---|---|---|
| committer | atinm <atin.malaviya@gmail.com> | 2011-05-17 11:12:26 -0400 |
| commit | 93a7e5951c8dfcdf609161875493ef6925f68ca7 (patch) | |
| tree | 4f6a18bc3d66a41021e627412a54bb80567264c3 /libsensors/SensorBase.h | |
| parent | 306e030c5772b1cd1d38a4801db2bc128021003a (diff) | |
| download | device_samsung_aries-common-93a7e5951c8dfcdf609161875493ef6925f68ca7.zip device_samsung_aries-common-93a7e5951c8dfcdf609161875493ef6925f68ca7.tar.gz device_samsung_aries-common-93a7e5951c8dfcdf609161875493ef6925f68ca7.tar.bz2 | |
moved to device/samsung/aries-common
Diffstat (limited to 'libsensors/SensorBase.h')
| -rw-r--r-- | libsensors/SensorBase.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/libsensors/SensorBase.h b/libsensors/SensorBase.h new file mode 100644 index 0000000..6b4b555 --- /dev/null +++ b/libsensors/SensorBase.h @@ -0,0 +1,65 @@ +/*
+ * 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);
+ 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;
+};
+
+/*****************************************************************************/
+
+#endif // ANDROID_SENSOR_BASE_H
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