Cristi Stoican
jgh
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Bluetooth Low Energy
Diff: ble/GapScanningParams.h
- Revision:
- 1173:56507890f134
- Parent:
- 1048:efb29faf12fc
- Child:
- 1179:4ab722f8dca0
--- a/ble/GapScanningParams.h Wed Apr 06 19:15:18 2016 +0100
+++ b/ble/GapScanningParams.h Wed Apr 06 19:15:19 2016 +0100
@@ -1,68 +1,152 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
- *
- * 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 __GAP_SCANNING_PARAMS_H__
-#define __GAP_SCANNING_PARAMS_H__
-
-class GapScanningParams {
-public:
- static const unsigned SCAN_INTERVAL_MIN = 0x0004; /**< Minimum Scan interval in 625us units - 2.5ms. */
- static const unsigned SCAN_INTERVAL_MAX = 0x4000; /**< Maximum Scan interval in 625us units - 10.24s. */
- static const unsigned SCAN_WINDOW_MIN = 0x0004; /**< Minimum Scan window in 625us units - 2.5ms. */
- static const unsigned SCAN_WINDOW_MAX = 0x4000; /**< Maximum Scan window in 625us units - 10.24s. */
- static const unsigned SCAN_TIMEOUT_MIN = 0x0001; /**< Minimum Scan timeout in seconds. */
- static const unsigned SCAN_TIMEOUT_MAX = 0xFFFF; /**< Maximum Scan timeout in seconds. */
-
-public:
- GapScanningParams(uint16_t interval = SCAN_INTERVAL_MAX,
- uint16_t window = SCAN_WINDOW_MAX,
- uint16_t timeout = 0,
- bool activeScanning = false);
-
- static const uint16_t UNIT_0_625_MS = 625; /**< Number of microseconds in 0.625 milliseconds. */
- static uint16_t MSEC_TO_SCAN_DURATION_UNITS(uint32_t durationInMillis) {
- return (durationInMillis * 1000) / UNIT_0_625_MS;
- }
-
- ble_error_t setInterval(uint16_t newIntervalInMS);
-
- ble_error_t setWindow(uint16_t newWindowInMS);
-
- ble_error_t setTimeout(uint16_t newTimeout);
-
- void setActiveScanning(bool activeScanning);
-
-public:
- /* @Note: The following return durations in units of 0.625ms */
- uint16_t getInterval(void) const {return _interval;}
- uint16_t getWindow(void) const {return _window; }
-
- uint16_t getTimeout(void) const {return _timeout; }
- bool getActiveScanning(void) const {return _activeScanning;}
-
-private:
- uint16_t _interval; /**< Scan interval in units of 625us (between 2.5ms and 10.24s). */
- uint16_t _window; /**< Scan window in units of 625us (between 2.5ms and 10.24s). */
- uint16_t _timeout; /**< Scan timeout between 0x0001 and 0xFFFF in seconds; 0x0000 disables timeout. */
- bool _activeScanning; /**< Obtain the peer device's advertising data and (if possible) scanResponse. */
-
-private:
- /* Disallow copy constructor. */
- GapScanningParams(const GapScanningParams &);
- GapScanningParams& operator =(const GapScanningParams &in);
-};
-
-#endif // ifndef __GAP_SCANNING_PARAMS_H__
\ No newline at end of file
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * 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 __GAP_SCANNING_PARAMS_H__
+#define __GAP_SCANNING_PARAMS_H__
+
+class GapScanningParams {
+public:
+ static const unsigned SCAN_INTERVAL_MIN = 0x0004; /**< Minimum Scan interval in 625us units - 2.5ms. */
+ static const unsigned SCAN_INTERVAL_MAX = 0x4000; /**< Maximum Scan interval in 625us units - 10.24s. */
+ static const unsigned SCAN_WINDOW_MIN = 0x0004; /**< Minimum Scan window in 625us units - 2.5ms. */
+ static const unsigned SCAN_WINDOW_MAX = 0x4000; /**< Maximum Scan window in 625us units - 10.24s. */
+ static const unsigned SCAN_TIMEOUT_MIN = 0x0001; /**< Minimum Scan timeout in seconds. */
+ static const unsigned SCAN_TIMEOUT_MAX = 0xFFFF; /**< Maximum Scan timeout in seconds. */
+
+public:
+ /**
+ * Construct an instance of GapScanningParams.
+ *
+ * @param[in] interval
+ * The scan interval in milliseconds. Default is
+ * GapScanningParams::SCAN_INTERVAL_MIN.
+ * @param[in] window
+ * The scan window in milliseconds. Default is
+ * GapScanningParams::SCAN_WINDOW_MAX.
+ * @param[in] timeout
+ * The scan timeout in seconds. Default is 0.
+ * @param[in] activeScanning
+ * Set to True if active-scanning is required. This is used to
+ * fetch the scan response from a peer if possible. Default is
+ * false.
+ */
+ GapScanningParams(uint16_t interval = SCAN_INTERVAL_MAX,
+ uint16_t window = SCAN_WINDOW_MAX,
+ uint16_t timeout = 0,
+ bool activeScanning = false);
+
+ static const uint16_t UNIT_0_625_MS = 625; /**< Number of microseconds in 0.625 milliseconds. */
+ /**
+ * Convert milliseconds to units of 0.625ms.
+ *
+ * @param[in] durationInMillis
+ * The number of milliseconds to convert.
+ *
+ * @return The value of @p durationInMillis in units of 0.625ms.
+ */
+ static uint16_t MSEC_TO_SCAN_DURATION_UNITS(uint32_t durationInMillis) {
+ return (durationInMillis * 1000) / UNIT_0_625_MS;
+ }
+
+ /**
+ * Set the scan interval.
+ *
+ * @param[in] newIntervalInMS
+ * New scan interval in milliseconds.
+ *
+ * @return BLE_ERROR_NONE if the new scan interval was set successfully.
+ */
+ ble_error_t setInterval(uint16_t newIntervalInMS);
+
+ /**
+ * Set the scan window.
+ *
+ * @param[in] newWindowInMS
+ * New scan window in milliseconds.
+ *
+ * @return BLE_ERROR_NONE if the new scan window was set successfully.
+ */
+ ble_error_t setWindow(uint16_t newWindowInMS);
+
+ /**
+ * Set the scan timeout.
+ *
+ * @param[in] newTimeout
+ * New scan timeout in seconds.
+ *
+ * @return BLE_ERROR_NONE if the new scan window was set successfully.
+ */
+ ble_error_t setTimeout(uint16_t newTimeout);
+
+ /**
+ * Set active scanning. This is used to fetch the scan response from a peer
+ * if possible.
+ *
+ * @param[in] activeScanning
+ * The new boolean value of active scanning.
+ */
+ void setActiveScanning(bool activeScanning);
+
+public:
+ /**
+ * Get the scan interval.
+ *
+ * @return the scan interval in units of 0.625ms.
+ */
+ uint16_t getInterval(void) const {
+ return _interval;
+ }
+
+ /**
+ * Get the scan window.
+ *
+ * @return the scan window in units of 0.625ms.
+ */
+ uint16_t getWindow(void) const {
+ return _window;
+ }
+
+ /**
+ * Get the scan timeout.
+ *
+ * @return The scan timeout in seconds.
+ */
+ uint16_t getTimeout(void) const {
+ return _timeout;
+ }
+
+ /**
+ * Check whether active scanning is set.
+ *
+ * @return True if active scanning is set, false otherwise.
+ */
+ bool getActiveScanning(void) const {
+ return _activeScanning;
+ }
+
+private:
+ uint16_t _interval; /**< Scan interval in units of 625us (between 2.5ms and 10.24s). */
+ uint16_t _window; /**< Scan window in units of 625us (between 2.5ms and 10.24s). */
+ uint16_t _timeout; /**< Scan timeout between 0x0001 and 0xFFFF in seconds; 0x0000 disables timeout. */
+ bool _activeScanning; /**< Obtain the peer device's advertising data and (if possible) scanResponse. */
+
+private:
+ /* Disallow copy constructor. */
+ GapScanningParams(const GapScanningParams &);
+ GapScanningParams& operator =(const GapScanningParams &in);
+};
+
+#endif /* ifndef __GAP_SCANNING_PARAMS_H__ */
\ No newline at end of file