waterish_os_rev3_public/libraries/ESP32_BLE_Arduino/src/BLECharacteristicMap.cpp

134 lines
3.6 KiB
C++

/*
* BLECharacteristicMap.cpp
*
* Created on: Jun 22, 2017
* Author: kolban
*/
#include "sdkconfig.h"
#if defined(CONFIG_BT_ENABLED)
#include <sstream>
#include <iomanip>
#include "BLEService.h"
#ifdef ARDUINO_ARCH_ESP32
#include "esp32-hal-log.h"
#endif
/**
* @brief Return the characteristic by handle.
* @param [in] handle The handle to look up the characteristic.
* @return The characteristic.
*/
BLECharacteristic* BLECharacteristicMap::getByHandle(uint16_t handle) {
return m_handleMap.at(handle);
} // getByHandle
/**
* @brief Return the characteristic by UUID.
* @param [in] UUID The UUID to look up the characteristic.
* @return The characteristic.
*/
BLECharacteristic* BLECharacteristicMap::getByUUID(const char* uuid) {
return getByUUID(BLEUUID(uuid));
}
/**
* @brief Return the characteristic by UUID.
* @param [in] UUID The UUID to look up the characteristic.
* @return The characteristic.
*/
BLECharacteristic* BLECharacteristicMap::getByUUID(BLEUUID uuid) {
for (auto &myPair : m_uuidMap) {
if (myPair.first->getUUID().equals(uuid)) {
return myPair.first;
}
}
//return m_uuidMap.at(uuid.toString());
return nullptr;
} // getByUUID
/**
* @brief Get the first characteristic in the map.
* @return The first characteristic in the map.
*/
BLECharacteristic* BLECharacteristicMap::getFirst() {
m_iterator = m_uuidMap.begin();
if (m_iterator == m_uuidMap.end()) return nullptr;
BLECharacteristic* pRet = m_iterator->first;
m_iterator++;
return pRet;
} // getFirst
/**
* @brief Get the next characteristic in the map.
* @return The next characteristic in the map.
*/
BLECharacteristic* BLECharacteristicMap::getNext() {
if (m_iterator == m_uuidMap.end()) return nullptr;
BLECharacteristic* pRet = m_iterator->first;
m_iterator++;
return pRet;
} // getNext
/**
* @brief Pass the GATT server event onwards to each of the characteristics found in the mapping
* @param [in] event
* @param [in] gatts_if
* @param [in] param
*/
void BLECharacteristicMap::handleGATTServerEvent(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t* param) {
// Invoke the handler for every Service we have.
for (auto& myPair : m_uuidMap) {
myPair.first->handleGATTServerEvent(event, gatts_if, param);
}
} // handleGATTServerEvent
/**
* @brief Set the characteristic by handle.
* @param [in] handle The handle of the characteristic.
* @param [in] characteristic The characteristic to cache.
* @return N/A.
*/
void BLECharacteristicMap::setByHandle(uint16_t handle, BLECharacteristic* characteristic) {
m_handleMap.insert(std::pair<uint16_t, BLECharacteristic*>(handle, characteristic));
} // setByHandle
/**
* @brief Set the characteristic by UUID.
* @param [in] uuid The uuid of the characteristic.
* @param [in] characteristic The characteristic to cache.
* @return N/A.
*/
void BLECharacteristicMap::setByUUID(BLECharacteristic* pCharacteristic, BLEUUID uuid) {
m_uuidMap.insert(std::pair<BLECharacteristic*, std::string>(pCharacteristic, uuid.toString()));
} // setByUUID
/**
* @brief Return a string representation of the characteristic map.
* @return A string representation of the characteristic map.
*/
std::string BLECharacteristicMap::toString() {
std::stringstream stringStream;
stringStream << std::hex << std::setfill('0');
int count = 0;
for (auto &myPair: m_uuidMap) {
if (count > 0) {
stringStream << "\n";
}
count++;
stringStream << "handle: 0x" << std::setw(2) << myPair.first->getHandle() << ", uuid: " + myPair.first->getUUID().toString();
}
return stringStream.str();
} // toString
#endif /* CONFIG_BT_ENABLED */