BTLE demo for MAXWSNENV.
Dependencies: BLE_API BMP180 Si7020 mbed MaximBLE
CurrentTimeChar.h
- Committer:
- enginerd
- Date:
- 2016-08-18
- Revision:
- 2:6f76d6160601
- Parent:
- 0:f71931ae3db1
File content as of revision 2:6f76d6160601:
/******************************************************************************* * Copyright (C) 2015 Maxim Integrated Products, Inc., All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Except as contained in this notice, the name of Maxim Integrated * Products, Inc. shall not be used except as stated in the Maxim Integrated * Products, Inc. Branding Policy. * * The mere transfer of this software does not imply any licenses * of trade secrets, proprietary technology, copyrights, patents, * trademarks, maskwork rights, or any other form of intellectual * property whatsoever. Maxim Integrated Products, Inc. retains all * ownership rights. ******************************************************************************* */ #ifndef __BLE_CURRENTTIMECHAR_H__ #define __BLE_CURRENTTIMECHAR_H__ #include "mbed.h" #include "Characteristic.h" /** * @class CurrentTimeChar * @brief CurrentTimeChar characteristic class. * @details Sub class from the characteristic class. */ class CurrentTimeChar : public Characteristic { public: typedef enum { MON = 1, TUE = 2, WED = 3, THU = 4, FRI = 5, SAT = 6, SUN = 7 } day_of_week_t; static const unsigned OFFSET_OF_YEAR = 0; static const unsigned OFFSET_OF_MONTH = OFFSET_OF_YEAR + 2; static const unsigned OFFSET_OF_DAY = OFFSET_OF_MONTH + 1; static const unsigned OFFSET_OF_HOUR = OFFSET_OF_DAY + 1; static const unsigned OFFSET_OF_MIN = OFFSET_OF_HOUR + 1; static const unsigned OFFSET_OF_SEC = OFFSET_OF_MIN + 1; static const unsigned OFFSET_OF_DOW = OFFSET_OF_SEC + 1; static const unsigned OFFSET_OF_SSEC = OFFSET_OF_DOW + 1; static const unsigned OFFSET_OF_REASON = OFFSET_OF_SSEC + 1; static const unsigned CHAR_BYTES = OFFSET_OF_REASON + 1; CurrentTimeChar() : gattChar(GattCharacteristic::UUID_CURRENT_TIME_CHAR, bytes, CHAR_BYTES, CHAR_BYTES, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE) { // Default no timestamp and zero for the value memset(bytes, 0x0, CHAR_BYTES); } ~CurrentTimeChar() {} virtual GattCharacteristic *getChar(void) { return &gattChar; } virtual uint8_t getNumBytes(void) { return CHAR_BYTES; } virtual uint8_t *getBytes(void) { return bytes; } // Update the characteristic value void update(time_t current_time) { // Convert time_t to date_time date_time(current_time, &bytes[OFFSET_OF_YEAR]); // Set SSec to 0 bytes[OFFSET_OF_SSEC] = 0; // Set day of the week struct tm ts = *localtime(¤t_time); if(ts.tm_wday == 0) { bytes[OFFSET_OF_DOW] = 7; } else { bytes[OFFSET_OF_DOW] = ts.tm_wday; } } // Update the characteristic value with the RTC void update(void) { update(time(NULL)); } // Get the characteristic value time_t get_value(void) { struct tm ts; ts.tm_year = (bytes[OFFSET_OF_YEAR + 1] << 8) + bytes[OFFSET_OF_YEAR] - 1900; ts.tm_mon = bytes[OFFSET_OF_MONTH] - 1; ts.tm_mday = bytes[OFFSET_OF_DAY]; ts.tm_hour = bytes[OFFSET_OF_HOUR]; ts.tm_min = bytes[OFFSET_OF_MIN]; ts.tm_sec = bytes[OFFSET_OF_SEC]; return mktime(&ts); } // Update the RTC with the characteristic value void update_rtc() { set_time(this->get_value()); } private: GattCharacteristic gattChar; uint8_t bytes[CHAR_BYTES]; }; #endif /* #ifndef __BLE_CURRENTTIMECHAR_H__*/