95 lines
2.2 KiB
C++
95 lines
2.2 KiB
C++
/*
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* BLEAddress.cpp
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*
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* Created on: Jul 2, 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 "BLEAddress.h"
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#include <string>
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#include <sstream>
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#include <iomanip>
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#include <string.h>
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#include <stdio.h>
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#include <malloc.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 Create an address from the native ESP32 representation.
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* @param [in] address The native representation.
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*/
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BLEAddress::BLEAddress(esp_bd_addr_t address) {
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memcpy(m_address, address, ESP_BD_ADDR_LEN);
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} // BLEAddress
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/**
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* @brief Create an address from a hex string
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*
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* A hex string is of the format:
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* ```
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* 00:00:00:00:00:00
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* ```
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* which is 17 characters in length.
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*
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* @param [in] stringAddress The hex representation of the address.
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*/
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BLEAddress::BLEAddress(std::string stringAddress) {
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if (stringAddress.length() != 17) return;
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int data[6];
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sscanf(stringAddress.c_str(), "%x:%x:%x:%x:%x:%x", &data[0], &data[1], &data[2], &data[3], &data[4], &data[5]);
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m_address[0] = (uint8_t) data[0];
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m_address[1] = (uint8_t) data[1];
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m_address[2] = (uint8_t) data[2];
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m_address[3] = (uint8_t) data[3];
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m_address[4] = (uint8_t) data[4];
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m_address[5] = (uint8_t) data[5];
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} // BLEAddress
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/**
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* @brief Determine if this address equals another.
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* @param [in] otherAddress The other address to compare against.
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* @return True if the addresses are equal.
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*/
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bool BLEAddress::equals(BLEAddress otherAddress) {
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return memcmp(otherAddress.getNative(), m_address, 6) == 0;
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} // equals
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/**
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* @brief Return the native representation of the address.
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* @return The native representation of the address.
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*/
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esp_bd_addr_t *BLEAddress::getNative() {
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return &m_address;
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} // getNative
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/**
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* @brief Convert a BLE address to a string.
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*
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* A string representation of an address is in the format:
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*
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* ```
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* xx:xx:xx:xx:xx:xx
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* ```
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*
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* @return The string representation of the address.
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*/
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std::string BLEAddress::toString() {
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auto size = 18;
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char *res = (char*)malloc(size);
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snprintf(res, size, "%02x:%02x:%02x:%02x:%02x:%02x", m_address[0], m_address[1], m_address[2], m_address[3], m_address[4], m_address[5]);
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std::string ret(res);
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free(res);
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return ret;
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} // toString
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#endif
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