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Diffstat (limited to 'inc/resource/resource_infrared_motion.h')
-rwxr-xr-x | inc/resource/resource_infrared_motion.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/inc/resource/resource_infrared_motion.h b/inc/resource/resource_infrared_motion.h new file mode 100755 index 0000000..115c634 --- /dev/null +++ b/inc/resource/resource_infrared_motion.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2018 Samsung Electronics Co., Ltd. + * + * 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 __RESOURCE_INFRARED_MOTION_H__ +#define __RESOURCE_INFRARED_MOTION_H__ + +typedef void (*resource_infrared_motion_interrupted_cb) (uint32_t motion_value, void *user_data); + +/** + * @brief Reads value of gpio connected infrared motion sensor (HC-SR501) + * @param[in] pin_num The gpio pin number for the infrared motion sensor + * @param[out] out_value The value of the gpio (zero or non-zero) + * @return 0 on success, otherwise a negative error value + * @see If the gpio pin is not open, create gpio handle before reading the value + */ +extern int resource_read_infrared_motion(int pin_num, uint32_t *out_value); + +/** + * @brief Releases the gpio handle + */ +extern void resource_close_infrared_motion(void); + +/** + * @brief Sets an interrupted callback to be invoked when interrupt is triggered on motion sensor + * @param[in] pin_num The gpio pin number for the infrared motion sensor + * @param[in] interrupted_cb interrupted user callback to be invoked + * @return 0 on success, otherwise a negative error value + * @see If the gpio pin is not open, create gpio handle before reading the value + */ +extern int resource_set_interrupted_cb_infrared_motion(int pin_num, resource_infrared_motion_interrupted_cb interrupted_cb, void *user_data); + +/** + * @brief Unsets the interrupted callback for motion sensor + * @param[in] pin_num The gpio pin number for the infrared motion sensor + */ +extern int resource_unset_interrupted_cb_infrared_motion(int pin_num); + +#endif /* __RESOURCE_INFRARED_MOTION_H__ */ |