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Reduce flash usage up to 214k in one click (#2929)

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* std::stringstream -> std::string

* Fix small issues

* Small fix 2
This commit is contained in:
Roman Savrulin
2019-07-09 19:31:17 +03:00
committed by Me No Dev
parent 20498cf8b1
commit a22ec4a978
20 changed files with 229 additions and 205 deletions
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15
libraries/BLE/src/BLEAddress.cpp
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@ -13,6 +13,7 @@
#include <iomanip>
#include <string.h>
#include <stdio.h>
#include <malloc.h>
#ifdef ARDUINO_ARCH_ESP32
#include "esp32-hal-log.h"
#endif
@ -83,13 +84,11 @@ esp_bd_addr_t *BLEAddress::getNative() {
* @return The string representation of the address.
*/
std::string BLEAddress::toString() {
std::stringstream stream;
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[0] << ':';
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[1] << ':';
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[2] << ':';
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[3] << ':';
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[4] << ':';
stream << std::setfill('0') << std::setw(2) << std::hex << (int) ((uint8_t*) (m_address))[5];
return stream.str();
auto size = 18;
char *res = (char*)malloc(size);
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]);
std::string ret(res);
free(res);
return ret;
} // toString
#endif