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90 lines
3.7 KiB
C++
90 lines
3.7 KiB
C++
/*
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* NimBLERemoteService.h
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*
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* Created: on Jan 27 2020
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* Author H2zero
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*
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* Originally:
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*
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* BLERemoteService.h
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*
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* Created on: Jul 8, 2017
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* Author: kolban
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*/
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#ifndef COMPONENTS_NIMBLEREMOTESERVICE_H_
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#define COMPONENTS_NIMBLEREMOTESERVICE_H_
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#include "sdkconfig.h"
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#if defined(CONFIG_BT_ENABLED)
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#include "NimBLEClient.h"
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#include "NimBLEUUID.h"
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#include "FreeRTOS.h"
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#include "NimBLERemoteCharacteristic.h"
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#include <map>
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class NimBLEClient;
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class NimBLERemoteCharacteristic;
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/**
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* @brief A model of a remote %BLE service.
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*/
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class NimBLERemoteService {
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public:
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virtual ~NimBLERemoteService();
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// Public methods
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NimBLERemoteCharacteristic* getCharacteristic(const char* uuid); // Get the specified characteristic reference.
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NimBLERemoteCharacteristic* getCharacteristic(NimBLEUUID uuid); // Get the specified characteristic reference.
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// BLERemoteCharacteristic* getCharacteristic(uint16_t uuid); // Get the specified characteristic reference.
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std::map<std::string, NimBLERemoteCharacteristic*>* getCharacteristics();
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std::map<uint16_t, NimBLERemoteCharacteristic*>* getCharacteristicsByHandle(); // Get the characteristics map.
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// void getCharacteristics(std::map<uint16_t, BLERemoteCharacteristic*>* pCharacteristicMap);
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NimBLEClient* getClient(void); // Get a reference to the client associated with this service.
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uint16_t getHandle(); // Get the handle of this service.
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NimBLEUUID getUUID(void); // Get the UUID of this service.
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std::string getValue(NimBLEUUID characteristicUuid); // Get the value of a characteristic.
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bool setValue(NimBLEUUID characteristicUuid, std::string value); // Set the value of a characteristic.
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std::string toString(void);
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private:
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// Private constructor ... never meant to be created by a user application.
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NimBLERemoteService(NimBLEClient* pClient, const struct ble_gatt_svc *service);
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// Friends
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friend class NimBLEClient;
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friend class NimBLERemoteCharacteristic;
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// Private methods
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bool retrieveCharacteristics(void); // Retrieve the characteristics from the BLE Server.
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static int characteristicDiscCB(uint16_t conn_handle,
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const struct ble_gatt_error *error,
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const struct ble_gatt_chr *chr, void *arg);
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uint16_t getStartHandle(); // Get the start handle for this service.
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uint16_t getEndHandle(); // Get the end handle for this service.
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void releaseSemaphores();
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void removeCharacteristics();
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// Properties
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// We maintain a map of characteristics owned by this service keyed by a string representation of the UUID.
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std::map<std::string, NimBLERemoteCharacteristic*> m_characteristicMap;
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// We maintain a map of characteristics owned by this service keyed by a handle.
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std::map<uint16_t, NimBLERemoteCharacteristic*> m_characteristicMapByHandle;
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bool m_haveCharacteristics; // Have we previously obtained the characteristics.
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NimBLEClient* m_pClient;
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FreeRTOS::Semaphore m_semaphoreGetCharEvt = FreeRTOS::Semaphore("GetCharEvt");
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NimBLEUUID m_uuid; // The UUID of this service.
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uint16_t m_startHandle; // The starting handle of this service.
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uint16_t m_endHandle; // The ending handle of this service.
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}; // BLERemoteService
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#endif /* CONFIG_BT_ENABLED */
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#endif /* COMPONENTS_NIMBLEREMOTESERVICE_H_ */
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