135 lines
3.5 KiB
C++
135 lines
3.5 KiB
C++
/*
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* BLECharacteristicMap.cpp
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*
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* Created on: Jun 22, 2017
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* Author: kolban
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*/
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#include "sdkconfig.h"
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#if defined(CONFIG_BT_ENABLED)
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#include <sstream>
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#include <iomanip>
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#include "BLEService.h"
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#ifdef ARDUINO_ARCH_ESP32
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#include "esp32-hal-log.h"
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#endif
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/**
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* @brief Return the characteristic by handle.
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* @param [in] handle The handle to look up the characteristic.
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* @return The characteristic.
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*/
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BLECharacteristic* BLECharacteristicMap::getByHandle(uint16_t handle) {
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return m_handleMap.at(handle);
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} // getByHandle
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/**
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* @brief Return the characteristic by UUID.
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* @param [in] UUID The UUID to look up the characteristic.
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* @return The characteristic.
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*/
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BLECharacteristic* BLECharacteristicMap::getByUUID(const char* uuid) {
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return getByUUID(BLEUUID(uuid));
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}
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/**
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* @brief Return the characteristic by UUID.
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* @param [in] UUID The UUID to look up the characteristic.
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* @return The characteristic.
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*/
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BLECharacteristic* BLECharacteristicMap::getByUUID(BLEUUID uuid) {
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for (auto &myPair : m_uuidMap) {
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if (myPair.first->getUUID().equals(uuid)) {
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return myPair.first;
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}
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}
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//return m_uuidMap.at(uuid.toString());
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return nullptr;
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} // getByUUID
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/**
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* @brief Get the first characteristic in the map.
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* @return The first characteristic in the map.
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*/
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BLECharacteristic* BLECharacteristicMap::getFirst() {
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m_iterator = m_uuidMap.begin();
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if (m_iterator == m_uuidMap.end()) return nullptr;
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BLECharacteristic* pRet = m_iterator->first;
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m_iterator++;
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return pRet;
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} // getFirst
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/**
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* @brief Get the next characteristic in the map.
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* @return The next characteristic in the map.
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*/
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BLECharacteristic* BLECharacteristicMap::getNext() {
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if (m_iterator == m_uuidMap.end()) return nullptr;
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BLECharacteristic* pRet = m_iterator->first;
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m_iterator++;
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return pRet;
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} // getNext
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/**
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* @brief Pass the GATT server event onwards to each of the characteristics found in the mapping
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* @param [in] event
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* @param [in] gatts_if
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* @param [in] param
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*/
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void BLECharacteristicMap::handleGATTServerEvent(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t* param) {
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// Invoke the handler for every Service we have.
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for (auto& myPair : m_uuidMap) {
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myPair.first->handleGATTServerEvent(event, gatts_if, param);
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}
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} // handleGATTServerEvent
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/**
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* @brief Set the characteristic by handle.
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* @param [in] handle The handle of the characteristic.
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* @param [in] characteristic The characteristic to cache.
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* @return N/A.
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*/
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void BLECharacteristicMap::setByHandle(uint16_t handle, BLECharacteristic* characteristic) {
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m_handleMap.insert(std::pair<uint16_t, BLECharacteristic*>(handle, characteristic));
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} // setByHandle
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/**
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* @brief Set the characteristic by UUID.
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* @param [in] uuid The uuid of the characteristic.
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* @param [in] characteristic The characteristic to cache.
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* @return N/A.
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*/
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void BLECharacteristicMap::setByUUID(BLECharacteristic* pCharacteristic, BLEUUID uuid) {
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m_uuidMap.insert(std::pair<BLECharacteristic*, std::string>(pCharacteristic, uuid.toString()));
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} // setByUUID
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/**
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* @brief Return a string representation of the characteristic map.
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* @return A string representation of the characteristic map.
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*/
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std::string BLECharacteristicMap::toString() {
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std::string res;
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int count = 0;
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char hex[5];
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for (auto &myPair: m_uuidMap) {
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if (count > 0) {res += "\n";}
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snprintf(hex, sizeof(hex), "%04x", myPair.first->getHandle());
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count++;
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res += "handle: 0x";
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res += hex;
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res += ", uuid: " + myPair.first->getUUID().toString();
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}
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return res;
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} // toString
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#endif /* CONFIG_BT_ENABLED */
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