Method AppendLogFileHeader

Sources/nCine/Application.cpp:1575–1691

#	if !defined(DEATH_TARGET_EMSCRIPTEN)
	void Application::AppendLogFileHeader(Stream& s)
	{
		// Write TraceDigger metadata header

		std::int64_t timestampMs = DateTime::UtcNow().ToUnixMilliseconds() - 300;

		std::uint32_t flags = 0;
		if (Environment::GetCurrentElevation() == Environment::ElevationState::Full) {
			flags |= 0x01;	// Elevated
		}
#		if defined(DEATH_TARGET_32BIT)
		flags |= 0x40;	// Is32Bit
#		endif
#		if defined(DEATH_TARGET_BIG_ENDIAN)
		flags |= 0x80;	// IsBigEndian
#		endif

#		if defined(DEATH_TARGET_WINDOWS)
		std::uint32_t processId = (std::uint32_t)::GetCurrentProcessId();
		wchar_t bufferW[128]; DWORD hostNameWLength = (DWORD)arraySize(bufferW);
		if (!::GetComputerNameW(bufferW, &hostNameWLength)) {
			hostNameWLength = 0;
		}
		char hostName[128];
		std::int32_t hostNameLength = Utf8::FromUtf16(hostName, bufferW, hostNameWLength);

		DWORD compatLayerLength = ::GetEnvironmentVariable(L"__COMPAT_LAYER", bufferW, (DWORD)arraySize(bufferW));
		if (compatLayerLength > 0) {
			flags |= 0x1000;	// HasAppCompatLayer
		}
		if (Environment::IsWine()) {
			flags |= 0x2000;	// IsWine
		}
#		elif defined(DEATH_TARGET_ANDROID)
		flags |= 0x04 | 0x20;	// ProcessIdEqualsToMainThreadId | RemoteDevice
		std::uint32_t processId = (std::uint32_t)::getpid();
		auto androidId = nCine::Backends::AndroidJniWrap_Secure::getAndroidId();
		const char* hostName = androidId.data();
		std::int32_t hostNameLength = (std::int32_t)androidId.size();
#		else
#			if !defined(DEATH_TARGET_APPLE) && !defined(DEATH_TARGET_EMSCRIPTEN)
			flags |= 0x04;	// ProcessIdEqualsToMainThreadId
#			endif
#			if defined(DEATH_TARGET_SWITCH)
			flags |= 0x20;	// RemoteDevice
#			endif
		std::uint32_t processId = (std::uint32_t)::getpid();
		char hostName[128] {}; std::int32_t hostNameLength = 0;
		if (::gethostname(hostName, arraySize(hostName)) == 0) {
			hostName[arraySize(hostName) - 1] = '\0';
			hostNameLength = std::strlen(hostName);
		}
#		endif

		char buffer[256];
		MemoryStream ms(buffer, sizeof(buffer));
		ms.WriteVariableUint32(1);	// Version
		ms.WriteVariableUint32(flags);