Warnings with Visual Studio 2022, Warning Level 4

[kahramonj]

Hi, we are getting a lot of warnings while compiling the SDK with the Visual Studio 2022 compiler, C++ 17 Standard, Warning Level 4.
The warnings are listed below. Is it possible to fix it please?

4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator

4>rplidar_driver.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\hal\event.h(108,1): warning C4245: 'return': conversion from 'rp::hal::Event::<unnamed-enum-EVENT_OK>' to 'unsigned long', signed/unsigned mismatch
4>sl_crc.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\sl_crc.cpp(100,37): warning C4244: 'argument': conversion from 'sl_u32' to 'sl_u16', possible loss of data
4>sl_lidar_driver.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\hal\event.h(108,1): warning C4245: 'return': conversion from 'rp::hal::Event::<unnamed-enum-EVENT_OK>' to 'unsigned long', signed/unsigned mismatch
4>sdk\src\sl_lidar_driver.cpp(133,34): warning C4244: '=': conversion from 'sl_u32' to 'sl_u16', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(473,41): warning C4244: '=': conversion from 'sl_u32' to 'sl_u16', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(647,1): warning C4267: 'initializing': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(682,1): warning C4267: 'initializing': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(876,1): warning C4267: 'initializing': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(914,1): warning C4245: 'initializing': conversion from 'int' to 'sl_u32', signed/unsigned mismatch
4>sdk\src\sl_lidar_driver.cpp(1001,1): warning C4267: 'initializing': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(1082,34): warning C4244: 'argument': conversion from 'sl_u16' to '_Ty', possible loss of data
4> with
4> [
4> _Ty=sl_u8
4> ]
4>sdk\src\sl_lidar_driver.cpp(1091,1): warning C4267: 'initializing': conversion from 'size_t' to 'sl_u8', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(1071,19): warning C4101: 'pkt_header': unreferenced local variable
4>sdk\src\sl_lidar_driver.cpp(1422,52): warning C4244: '=': conversion from 'int' to 'sl_u8', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(1555,52): warning C4244: '=': conversion from 'int' to 'sl_u8', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(1609,42): warning C4244: '=': conversion from 'int' to 'sl_u8', possible loss of data
4>sdk\src\sl_lidar_driver.cpp(59,17): warning C4505: 'sl::printDeprecationWarn': unreferenced function with internal linkage has been removed
4>sdk\src\sl_lidar_driver.cpp(72,17): warning C4505: 'sl::convert': unreferenced function with internal linkage has been removed
4>sl_serial_channel.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\sl_serial_channel.cpp(95,1): warning C4267: 'return': conversion from 'size_t' to 'int', possible loss of data
4>sl_tcp_channel.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\sl_tcp_channel.cpp(57,16): warning C4806: '&': unsafe operation: no value of type 'bool' promoted to type 'unsigned int' can equal the given constant
4>sdk\src\sl_tcp_channel.cpp(90,1): warning C4267: 'return': conversion from 'size_t' to 'int', possible loss of data
4>sl_udp_channel.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\sl_udp_channel.cpp(56,16): warning C4806: '&': unsafe operation: no value of type 'bool' promoted to type 'unsigned int' can equal the given constant
4>sdk\src\sl_udp_channel.cpp(97,1): warning C4267: 'return': conversion from 'size_t' to 'int', possible loss of data
4>thread.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\arch\win32\winthread.hpp(53,8): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>sdk\src\arch\win32\winthread.hpp(53,8): warning C4245: 'argument': conversion from 'int' to 'DWORD', signed/unsigned mismatch
4>sdk\src\arch\win32\winthread.hpp(55,59): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>sdk\src\arch\win32\winthread.hpp(88,5): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>sdk\src\arch\win32\winthread.hpp(98,80): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>sdk\src\arch\win32\winthread.hpp(129,12): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>sdk\src\arch\win32\winthread.hpp(132,59): warning C4312: 'reinterpret_cast': conversion from '_word_size_t' to 'HANDLE' of greater size
4>timer.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\arch\win32\timer.cpp(45,10): warning C4189: 'ans': local variable is initialized but not referenced
4>net_socket.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\arch\win32\net_socket.cpp(48,25): warning C4244: '=': conversion from 'int' to 'ADDRESS_FAMILY', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(66,9): warning C4189: 'rv': local variable is initialized but not referenced
4>sdk\src\arch\win32\net_socket.cpp(238,47): warning C4267: 'argument': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(243,47): warning C4267: 'argument': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(514,1): warning C4267: 'argument': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(533,1): warning C4267: 'argument': conversion from 'size_t' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(629,38): warning C4244: 'argument': conversion from 'SOCKET' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(888,19): warning C4244: 'initializing': conversion from 'SOCKET' to 'int', possible loss of data
4>sdk\src\arch\win32\net_socket.cpp(902,19): warning C4244: 'initializing': conversion from 'SOCKET' to 'int', possible loss of data
4>net_serial.cpp
4>sdk\include\sl_lidar_protocol.h(58,11): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_protocol.h(58,11): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\include\sl_lidar_cmd.h(295,12): warning C4200: nonstandard extension used: zero-sized array in struct/union
4>sdk\include\sl_lidar_cmd.h(295,12): message : This member will be ignored by a defaulted constructor or copy/move assignment operator
4>sdk\src\arch\win32\net_serial.cpp(146,32): warning C4245: 'initializing': conversion from 'int' to 'DWORD', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(154,7): warning C4267: 'argument': conversion from 'size_t' to 'DWORD', possible loss of data
4>sdk\src\arch\win32\net_serial.cpp(156,32): warning C4245: '=': conversion from 'rp::hal::serial_rxtx::<unnamed-enum-ANS_OK>' to 'DWORD', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(146,22): warning C4189: 'o_len': local variable is initialized but not referenced
4>sdk\src\arch\win32\net_serial.cpp(167,7): warning C4267: 'argument': conversion from 'size_t' to 'DWORD', possible loss of data
4>sdk\src\arch\win32\net_serial.cpp(197,26): warning C4245: '=': conversion from 'rp::hal::serial_rxtx::<unnamed-enum-ANS_OK>' to '_word_size_t', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(202,26): warning C4245: '=': conversion from 'rp::hal::serial_rxtx::<unnamed-enum-ANS_OK>' to '_word_size_t', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(217,26): warning C4245: '=': conversion from 'rp::hal::serial_rxtx::<unnamed-enum-ANS_OK>' to '_word_size_t', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(221,26): warning C4245: '=': conversion from 'rp::hal::serial_rxtx::<unnamed-enum-ANS_OK>' to '_word_size_t', signed/unsigned mismatch
4>sdk\src\arch\win32\net_serial.cpp(293,11): warning C4189: 'r_len': local variable is initialized but not referenced