.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp: In static member function 'static bool EspDrv::sendData(uint8_t, const uint8_t*, uint16_t)':
.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:803:6: warning: 'sprintf' may write a terminating nul past the end of the destination [-Wformat-overflow=]
bool EspDrv::sendData(uint8_t sock, const uint8_t *data, uint16_t len)
^~~~~~
In file included from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/WString.h:29:0,
from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/wirish.h:47,
from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/Arduino.h:30,
from .piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:19:
C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/avr/pgmspace.h:28:37: note: 'sprintf' output between 15 and 21 bytes into a destination of size 20
#define sprintf_P(s, f, ...) sprintf((s), (f), __VA_ARGS__)
~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:808:2: note: in expansion of macro 'sprintf_P'
sprintf_P(cmdBuf, PSTR("AT+CIPSEND=%d,%u"), sock, len);
^~~~~~~~~
.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp: In static member function 'static bool EspDrv::sendData(uint8_t, const __FlashStringHelper*, uint16_t, bool)':
.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:831:6: warning: 'sprintf' may write a terminating nul past the end of the destination [-Wformat-overflow=]
bool EspDrv::sendData(uint8_t sock, const __FlashStringHelper *data, uint16_t len, bool appendCrLf)
^~~~~~
In file included from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/WString.h:29:0,
from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/wirish.h:47,
from C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/Arduino.h:30,
from .piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:19:
C:\users\sebif\.platformio\packages\framework-arduinoststm32-maple\STM32F1\cores\maple/avr/pgmspace.h:28:37: note: 'sprintf' output between 15 and 21 bytes into a destination of size 20
#define sprintf_P(s, f, ...) sprintf((s), (f), __VA_ARGS__)
~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
.piolibdeps\WiFiEsp\src\utility\EspDrv.cpp:837:2: note: in expansion of macro 'sprintf_P'
sprintf_P(cmdBuf, PSTR("AT+CIPSEND=%d,%u"), sock, len2);
^~~~~~~~~