src/OSSupport/GetAddressInfoError.h


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#pragma once


/** Returns the readable form of a getaddressinfo type error code */
inline AString ErrorString(int a_ErrorCode)
{
// Note gai_strerror is not threadsafe on windows
#ifdef _WIN32
	char ErrorStr[GAI_STRERROR_BUFFER_SIZE + 1];

	int MsgLen = FormatMessageA(
		FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_MAX_WIDTH_MASK,
		nullptr,
		a_ErrorCode,
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
		ErrorStr,
		sizeof(ErrorStr) - 1,
		nullptr
	);

	return AString(ErrorStr, MsgLen);
#else
	return gai_strerror(a_ErrorCode);
#endif
}