//Send responses to requester
bool __fastcall SendToRequester(
char *RecvBuffer,
const size_t RecvSize,
const size_t MaxLen,
const uint16_t Protocol,
const SOCKET_DATA &LocalSocketData)
{
//Response check
if (RecvSize < DNS_PACKET_MINSIZE || CheckEmptyBuffer(RecvBuffer, RecvSize) ||
((pdns_hdr)RecvBuffer)->ID == 0 || ((pdns_hdr)RecvBuffer)->Flags == 0) //DNS header ID and flags must not be set 0.
return false;
//TCP protocol
if (Protocol == IPPROTO_TCP)
{
if (AddLengthDataToHeader(RecvBuffer, RecvSize, MaxLen) == EXIT_FAILURE)
{
shutdown(LocalSocketData.Socket, SD_BOTH);
closesocket(LocalSocketData.Socket);
return false;
}
else {
send(LocalSocketData.Socket, RecvBuffer, (int)(RecvSize + sizeof(uint16_t)), 0);
shutdown(LocalSocketData.Socket, SD_BOTH);
closesocket(LocalSocketData.Socket);
}
}
//UDP protocol
else {
sendto(LocalSocketData.Socket, RecvBuffer, (int)RecvSize, 0, (PSOCKADDR)&LocalSocketData.SockAddr, LocalSocketData.AddrLen);
}
return true;
}
//DNSCurve initialization
void DNSCurveInit(
void)
{
//DNSCurve signature request TCP Mode
if (DNSCurveParameter.DNSCurveProtocol_Transport == REQUEST_MODE_TRANSPORT::FORCE_TCP || DNSCurveParameter.DNSCurveProtocol_Transport == REQUEST_MODE_TRANSPORT::TCP)
{
//IPv6 Main
if (DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV6) && //IPv6
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_TCP(std::bind(DNSCurve_SignatureRequest_TCP, static_cast<const uint16_t>(AF_INET6), false));
Thread_DNSCurve_SignatureRequest_TCP.detach();
}
//IPv4 Main
if (DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV4) && //IPv4
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_TCP(std::bind(DNSCurve_SignatureRequest_TCP, static_cast<const uint16_t>(AF_INET), false));
Thread_DNSCurve_SignatureRequest_TCP.detach();
}
//IPv6 Alternate
if (DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV6) && //IPv6
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_TCP(std::bind(DNSCurve_SignatureRequest_TCP, static_cast<const uint16_t>(AF_INET6), true));
Thread_DNSCurve_SignatureRequest_TCP.detach();
}
//IPv4 Alternate
if (DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV4) && //IPv4
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_TCP(std::bind(DNSCurve_SignatureRequest_TCP, static_cast<const uint16_t>(AF_INET), true));
Thread_DNSCurve_SignatureRequest_TCP.detach();
}
}
//Force protocol(TCP).
if (DNSCurveParameter.DNSCurveProtocol_Transport == REQUEST_MODE_TRANSPORT::FORCE_TCP)
return;
//DNSCurve signature request UDP Mode
//IPv6 Main
if (DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV6) && //IPv6
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_UDP(std::bind(DNSCurve_SignatureRequest_UDP, static_cast<const uint16_t>(AF_INET6), false));
Thread_DNSCurve_SignatureRequest_UDP.detach();
}
//IPv4 Main
if (DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //IPv4
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV4) && //Auto select
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_UDP(std::bind(DNSCurve_SignatureRequest_UDP, static_cast<const uint16_t>(AF_INET), false));
Thread_DNSCurve_SignatureRequest_UDP.detach();
}
//IPv6 Alternate
if (DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV6) && //IPv6
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_UDP(std::bind(DNSCurve_SignatureRequest_UDP, static_cast<const uint16_t>(AF_INET6), true));
Thread_DNSCurve_SignatureRequest_UDP.detach();
}
//IPv4 Alternate
if (DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.AddressData.Storage.ss_family != 0 &&
(DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::BOTH || //Auto select
DNSCurveParameter.DNSCurveProtocol_Network == REQUEST_MODE_NETWORK::IPV4) && //IPv4
((!DNSCurveParameter.IsClientEphemeralKey && sodium_is_zero(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.PrecomputationKey, crypto_box_BEFORENMBYTES) != 0) ||
(DNSCurveParameter.IsClientEphemeralKey && CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.ServerFingerprint, crypto_box_PUBLICKEYBYTES)) ||
CheckEmptyBuffer(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN)))
{
std::thread Thread_DNSCurve_SignatureRequest_UDP(std::bind(DNSCurve_SignatureRequest_UDP, static_cast<const uint16_t>(AF_INET), true));
Thread_DNSCurve_SignatureRequest_UDP.detach();
}
return;
}
//Get signature data from server via UDP request
bool DNSCurve_SignatureRequest_UDP(
const uint16_t Protocol,
const bool IsAlternate)
{
//Initialization
const auto SendBuffer = std::make_unique<uint8_t[]>(PACKET_NORMAL_MAXSIZE + MEMORY_RESERVED_BYTES);
const auto RecvBuffer = std::make_unique<uint8_t[]>(PACKET_NORMAL_MAXSIZE + MEMORY_RESERVED_BYTES);
memset(SendBuffer.get(), 0, PACKET_NORMAL_MAXSIZE + MEMORY_RESERVED_BYTES);
memset(RecvBuffer.get(), 0, PACKET_NORMAL_MAXSIZE + MEMORY_RESERVED_BYTES);
std::vector<SOCKET_DATA> UDPSocketDataList(1U);
memset(&UDPSocketDataList.front(), 0, sizeof(UDPSocketDataList.front()));
UDPSocketDataList.front().Socket = INVALID_SOCKET;
//Make packet data(Part 1).
const auto DNS_Header = reinterpret_cast<dns_hdr *>(SendBuffer.get());
auto DataLength = sizeof(dns_hdr);
#if defined(ENABLE_PCAP)
DNS_Header->ID = Parameter.DomainTest_ID;
#else
GenerateRandomBuffer(&DNS_Header->ID, sizeof(DNS_Header->ID), nullptr, 0, 0);
#endif
DNS_Header->Flags = hton16(DNS_FLAG_REQUEST_STANDARD);
DNS_Header->Question = hton16(UINT16_NUM_ONE);
if (Protocol == AF_INET6)
{
if (IsAlternate)
DataLength += StringToPacketQuery(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv6.ProviderName, SendBuffer.get() + DataLength, PACKET_NORMAL_MAXSIZE - DataLength);
else //Main
DataLength += StringToPacketQuery(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv6.ProviderName, SendBuffer.get() + DataLength, PACKET_NORMAL_MAXSIZE - DataLength);
}
else if (Protocol == AF_INET)
{
if (IsAlternate)
DataLength += StringToPacketQuery(DNSCurveParameter.DNSCurve_Target_Server_Alternate_IPv4.ProviderName, SendBuffer.get() + DataLength, PACKET_NORMAL_MAXSIZE - DataLength);
else //Main
DataLength += StringToPacketQuery(DNSCurveParameter.DNSCurve_Target_Server_Main_IPv4.ProviderName, SendBuffer.get() + DataLength, PACKET_NORMAL_MAXSIZE - DataLength);
}
else {
return false;
}
reinterpret_cast<dns_qry *>(SendBuffer.get() + DataLength)->Type = hton16(DNS_TYPE_TEXT);
reinterpret_cast<dns_qry *>(SendBuffer.get() + DataLength)->Classes = hton16(DNS_CLASS_INTERNET);
DataLength += sizeof(dns_qry);
//EDNS Label
DataLength = Add_EDNS_LabelToPacket(SendBuffer.get(), DataLength, PACKET_NORMAL_MAXSIZE, nullptr);
//Socket initialization(Part 1)
std::wstring Message;
size_t TotalSleepTime = 0;
ssize_t RecvLen = 0;
auto FileModifiedTime = GlobalRunningStatus.ConfigFileModifiedTime;
auto ServerType = DNSCURVE_SERVER_TYPE::NONE;
const auto PacketTarget = DNSCurve_SelectSignatureTargetSocket(Protocol, IsAlternate, ServerType, UDPSocketDataList);
if (PacketTarget == nullptr)
{
SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::CLOSE, false, nullptr);
PrintError(LOG_LEVEL_TYPE::LEVEL_2, LOG_ERROR_TYPE::SYSTEM, L"DNSCurve UDP Signature Request module Monitor terminated", 0, nullptr, 0);
return false;
}
//Send request.
while (!GlobalRunningStatus.IsNeedExit)
{
//Sleep time controller
if (TotalSleepTime > 0)
{
//Configuration files have been changed.
if (FileModifiedTime != GlobalRunningStatus.ConfigFileModifiedTime)
{
FileModifiedTime = GlobalRunningStatus.ConfigFileModifiedTime;
TotalSleepTime = 0;
}
//Interval time is not enough.
else if (TotalSleepTime < DNSCurveParameter.KeyRecheckTime)
{
TotalSleepTime += Parameter.FileRefreshTime;
//Next loop
Sleep(Parameter.FileRefreshTime);
continue;
}
//Interval time is enough, next recheck time.
else {
TotalSleepTime = 0;
}
}
//Socket initialization(Part 2)
if (Protocol == AF_INET6)
UDPSocketDataList.front().Socket = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
else if (Protocol == AF_INET)
UDPSocketDataList.front().Socket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
else
goto JumpTo_Restart;
if (!SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::INVALID_CHECK, true, nullptr) ||
!SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::NON_BLOCKING_MODE, true, nullptr) ||
(Protocol == AF_INET6 && !SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::HOP_LIMITS_IPV6, true, nullptr)) ||
(Protocol == AF_INET && (!SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::HOP_LIMITS_IPV4, true, nullptr) ||
!SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::DO_NOT_FRAGMENT, true, nullptr))))
goto JumpTo_Restart;
//Socket selecting
RecvLen = SocketSelectingOnce(REQUEST_PROCESS_TYPE::DNSCURVE_SIGN, IPPROTO_UDP, UDPSocketDataList, nullptr, SendBuffer.get(), DataLength, RecvBuffer.get(), PACKET_NORMAL_MAXSIZE, nullptr, nullptr);
if (RecvLen < static_cast<const ssize_t>(DNS_PACKET_MINSIZE))
{
goto JumpTo_Restart;
}
else {
//Check signature.
if (!DNSCruve_GetSignatureData(RecvBuffer.get() + DNS_PACKET_RR_LOCATE(RecvBuffer.get(), PACKET_NORMAL_MAXSIZE), ServerType) ||
CheckEmptyBuffer(PacketTarget->ServerFingerprint, crypto_box_PUBLICKEYBYTES) ||
CheckEmptyBuffer(PacketTarget->SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
goto JumpTo_Restart;
}
//Wait for sending again.
TotalSleepTime += Parameter.FileRefreshTime;
continue;
//Jump here to restart.
JumpTo_Restart:
SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::CLOSE, false, nullptr);
//Print error log.
PrintLog_DNSCurve(ServerType, Message);
if (!Message.empty())
{
Message.append(L"UDP get signature data error");
PrintError(LOG_LEVEL_TYPE::LEVEL_3, LOG_ERROR_TYPE::DNSCURVE, Message.c_str(), 0, nullptr, 0);
}
else {
PrintError(LOG_LEVEL_TYPE::LEVEL_3, LOG_ERROR_TYPE::DNSCURVE, L"UDP get signature data error", 0, nullptr, 0);
}
//Send request again.
memset(RecvBuffer.get(), 0, PACKET_NORMAL_MAXSIZE + MEMORY_RESERVED_BYTES);
if (!Parameter.AlternateMultipleRequest)
{
if (ServerType == DNSCURVE_SERVER_TYPE::MAIN_IPV6)
++AlternateSwapList.TimeoutTimes.at(ALTERNATE_SWAP_TYPE_DNSCURVE_UDP_IPV6);
else if (ServerType == DNSCURVE_SERVER_TYPE::MAIN_IPV4)
++AlternateSwapList.TimeoutTimes.at(ALTERNATE_SWAP_TYPE_DNSCURVE_UDP_IPV4);
}
//Next loop
Sleep(SENDING_INTERVAL_TIME);
}
//Loop terminated
SocketSetting(UDPSocketDataList.front().Socket, SOCKET_SETTING_TYPE::CLOSE, false, nullptr);
if (!GlobalRunningStatus.IsNeedExit)
PrintError(LOG_LEVEL_TYPE::LEVEL_2, LOG_ERROR_TYPE::SYSTEM, L"DNSCurve UDP Signature Request module Monitor terminated", 0, nullptr, 0);
return true;
}
//Print errors to log file
bool __fastcall PrintError(
_In_ const size_t ErrorType,
_In_ const wchar_t *Message,
_In_opt_ const SSIZE_T ErrorCode,
_In_opt_ const wchar_t *FileName,
_In_opt_ const size_t Line)
{
//Print Error: Enable/Disable, parameter check, message check and file name check
if (!Parameter.PrintError || //PrintError
Message == nullptr || CheckEmptyBuffer(Message, wcsnlen_s(Message, ORIGINAL_PACKET_MAXSIZE) * sizeof(wchar_t)) ||
FileName != nullptr && CheckEmptyBuffer(FileName, wcsnlen_s(FileName, ORIGINAL_PACKET_MAXSIZE) * sizeof(wchar_t)))
return false;
//Convert file name.
std::wstring FileNameString, ErrorMessage;
if (FileName != nullptr)
{
FileNameString.append(L" in ");
//Add line number.
if (Line > 0)
FileNameString.append(L"line %d of ");
//Delete double backslash.
FileNameString.append(FileName);
while (FileNameString.find(L"\\\\") != std::wstring::npos)
FileNameString.erase(FileNameString.find(L"\\\\"), wcslen(L"\\"));
}
//Add log error type.
switch (ErrorType)
{
//Message Notice
case LOG_MESSAGE_NOTICE:
{
ErrorMessage.append(L"Notice: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//System Error
//About System Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms681381(v=vs.85).aspx.
case LOG_ERROR_SYSTEM:
{
ErrorMessage.append(L"System Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
#if defined(PLATFORM_WIN)
else if (ErrorCode == ERROR_FAILED_SERVICE_CONTROLLER_CONNECT)
ErrorMessage.append(L", ERROR_FAILED_SERVICE_CONTROLLER_CONNECT(The service process could not connect to the service controller).\n");
#endif
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//Parameter Error
case LOG_ERROR_PARAMETER:
{
ErrorMessage.append(L"Parameter Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//IPFilter Error
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
case LOG_ERROR_IPFILTER:
{
ErrorMessage.append(L"IPFilter Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//Hosts Error
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
case LOG_ERROR_HOSTS:
{
ErrorMessage.append(L"Hosts Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//Network Error
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
case LOG_ERROR_NETWORK:
{
ErrorMessage.append(L"Network Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
#if defined(PLATFORM_WIN)
else if (ErrorCode == WSAENETUNREACH || //Block error messages when getting Network Unreachable error.
ErrorCode == WSAEHOSTUNREACH) //Block error messages when getting Host Unreachable error.
return true;
#endif
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//WinPcap Error
#if defined(ENABLE_PCAP)
case LOG_ERROR_PCAP:
{
ErrorMessage.append(L"Pcap Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
/* There are no any error codes to be reported in LOG_ERROR_PCAP.
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
*/
ErrorMessage.append(L"\n");
}break;
#endif
//DNSCurve Error
#if defined(ENABLE_LIBSODIUM)
case LOG_ERROR_DNSCURVE:
{
ErrorMessage.append(L"DNSCurve Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
#endif
//SOCKS Error
case LOG_ERROR_SOCKS:
{
ErrorMessage.append(L"SOCKS Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
//HTTP Error
case LOG_ERROR_HTTP:
{
ErrorMessage.append(L"HTTP Error: ");
ErrorMessage.append(Message);
//Copy file name and its line number to error log.
if (!FileNameString.empty())
ErrorMessage.append(FileNameString);
//Add error code.
if (ErrorCode == 0)
ErrorMessage.append(L".\n");
else
ErrorMessage.append(L", error code is %d.\n");
}break;
default:
{
return false;
}
}
//Print error log.
return PrintScreenAndWriteFile(ErrorMessage, ErrorCode, Line);
}
//Print errors to log file
bool __fastcall PrintError(
const size_t ErrorType,
const wchar_t *Message,
const SSIZE_T ErrorCode,
const wchar_t *FileName,
const size_t Line)
{
//Print Error: Enable/Disable.
if (!Parameter.PrintError || //PrintError parameter check
Message == nullptr || CheckEmptyBuffer(Message, wcsnlen_s(Message, ORIGINAL_PACKET_MAXSIZE) * sizeof(wchar_t)) || //Message check
FileName != nullptr && CheckEmptyBuffer(FileName, wcsnlen_s(FileName, ORIGINAL_PACKET_MAXSIZE) * sizeof(wchar_t))) //FileName check
return false;
//Get current date and time.
std::shared_ptr<tm> TimeStructure(new tm());
memset(TimeStructure.get(), 0, sizeof(tm));
auto TimeValues = time(nullptr);
#if defined(PLATFORM_WIN)
if (localtime_s(TimeStructure.get(), &TimeValues) > 0)
#elif (defined(PLATFORM_LINUX) || defined(PLATFORM_MACX))
if (localtime_r(&TimeValues, TimeStructure.get()) == nullptr)
#endif
return false;
//Print Start Time at first printing.
time_t InnerStartTime = 0;
if (StartTime > 0)
{
InnerStartTime = StartTime;
StartTime = 0;
}
//Print to screen.
#if defined(PLATFORM_WIN)
if (GlobalRunningStatus.Console)
#elif defined(PLATFORM_LINUX)
if (!GlobalRunningStatus.Daemon)
#endif
{
//Print start time before print errors.
if (InnerStartTime > 0)
{
std::shared_ptr<tm> TimeStructureTemp(new tm());
memset(TimeStructureTemp.get(), 0, sizeof(tm));
#if defined(PLATFORM_WIN)
if (localtime_s(TimeStructureTemp.get(), &InnerStartTime) > 0)
#elif (defined(PLATFORM_LINUX) || defined(PLATFORM_MACX))
if (localtime_r(&InnerStartTime, TimeStructureTemp.get()) == nullptr)
#endif
return false;
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Log opened at this moment.\n", TimeStructureTemp->tm_year + 1900, TimeStructureTemp->tm_mon + 1, TimeStructureTemp->tm_mday, TimeStructureTemp->tm_hour, TimeStructureTemp->tm_min, TimeStructureTemp->tm_sec);
}
//Print errors.
switch (ErrorType)
{
//System Error
case LOG_ERROR_SYSTEM:
{
if (ErrorCode == 0)
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}
else {
#if defined(PLATFORM_WIN)
//About System Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms681381(v=vs.85).aspx.
if (ErrorCode == ERROR_FAILED_SERVICE_CONTROLLER_CONNECT)
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls, ERROR_FAILED_SERVICE_CONTROLLER_CONNECT(The service process could not connect to the service controller).\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
else
#endif
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls, error code is %d.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message, (int)ErrorCode);
}
}break;
//Parameter Error
case LOG_ERROR_PARAMETER:
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Parameter Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
wprintf_s(L" in line %d of %ls", (int)Line, sFileName.c_str());
else
wprintf_s(L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
wprintf_s(L", error code is %d", (int)ErrorCode);
wprintf_s(L".\n");
}break;
//IPFilter Error
case LOG_ERROR_IPFILTER:
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> IPFilter Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
wprintf_s(L" in line %d of %ls", (int)Line, sFileName.c_str());
else
wprintf_s(L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
wprintf_s(L", error code is %d", (int)ErrorCode);
wprintf_s(L".\n");
}break;
//Hosts Error
case LOG_ERROR_HOSTS:
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Hosts Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
wprintf_s(L" in line %d of %ls", (int)Line, sFileName.c_str());
else
wprintf_s(L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
wprintf_s(L", error code is %d", (int)ErrorCode);
wprintf_s(L".\n");
}break;
//Network Error
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
case LOG_ERROR_NETWORK:
{
if (ErrorCode == 0)
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Network Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
#if defined(PLATFORM_WIN)
else if (ErrorCode == WSAENETUNREACH) //Block error messages when network is unreachable.
return true;
#endif
else
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Network Error: %ls, error code is %d.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message, (int)ErrorCode);
}break;
//WinPcap Error
#if defined(ENABLE_PCAP)
case LOG_ERROR_PCAP:
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Pcap Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
#endif
//DNSCurve Error
#if defined(ENABLE_LIBSODIUM)
case LOG_ERROR_DNSCURVE:
{
#if defined(PLATFORM_WIN)
if (ErrorCode == WSAENETUNREACH) //Block error messages when network is unreachable.
return true;
else
#endif
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> DNSCurve Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
#endif
//Notice
case LOG_MESSAGE_NOTICE:
{
wprintf_s(L"%d-%02d-%02d %02d:%02d:%02d -> Notice: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
default:
{
return false;
}
}
}
//Check whole file size.
std::unique_lock<std::mutex> ErrLogMutex(ErrorLogLock);
#if defined(PLATFORM_WIN)
std::shared_ptr<WIN32_FILE_ATTRIBUTE_DATA> File_WIN32_FILE_ATTRIBUTE_DATA(new WIN32_FILE_ATTRIBUTE_DATA());
memset(File_WIN32_FILE_ATTRIBUTE_DATA.get(), 0, sizeof(WIN32_FILE_ATTRIBUTE_DATA));
if (GetFileAttributesExW(GlobalRunningStatus.Path_ErrorLog->c_str(), GetFileExInfoStandard, File_WIN32_FILE_ATTRIBUTE_DATA.get()) != FALSE)
{
std::shared_ptr<LARGE_INTEGER> ErrorFileSize(new LARGE_INTEGER());
memset(ErrorFileSize.get(), 0, sizeof(LARGE_INTEGER));
ErrorFileSize->HighPart = File_WIN32_FILE_ATTRIBUTE_DATA->nFileSizeHigh;
ErrorFileSize->LowPart = File_WIN32_FILE_ATTRIBUTE_DATA->nFileSizeLow;
if (ErrorFileSize->QuadPart > 0 && (size_t)ErrorFileSize->QuadPart >= Parameter.LogMaxSize &&
DeleteFileW(GlobalRunningStatus.Path_ErrorLog->c_str()) != 0)
PrintError(LOG_ERROR_SYSTEM, L"Old Error Log file was deleted", 0, nullptr, 0);
}
File_WIN32_FILE_ATTRIBUTE_DATA.reset();
#elif (defined(PLATFORM_LINUX) || defined(PLATFORM_MACX))
std::shared_ptr<struct stat> FileStat(new struct stat());
memset(FileStat.get(), 0, sizeof(struct stat));
if (stat(GlobalRunningStatus.sPath_ErrorLog->c_str(), FileStat.get()) == EXIT_SUCCESS && FileStat->st_size >= (off_t)Parameter.LogMaxSize &&
remove(GlobalRunningStatus.sPath_ErrorLog->c_str()) == EXIT_SUCCESS)
PrintError(LOG_ERROR_SYSTEM, L"Old Error Log file was deleted", 0, nullptr, 0);
FileStat.reset();
#endif
//Main print
#if defined(PLATFORM_WIN)
FILE *Output = nullptr;
if (_wfopen_s(&Output, GlobalRunningStatus.Path_ErrorLog->c_str(), L"a,ccs=UTF-8") == EXIT_SUCCESS && Output != nullptr)
#elif (defined(PLATFORM_LINUX) || defined(PLATFORM_MACX))
auto Output = fopen(GlobalRunningStatus.sPath_ErrorLog->c_str(), "a");
if (Output != nullptr)
#endif
{
//Print start time before print errors.
if (InnerStartTime > 0)
{
std::shared_ptr<tm> TimeStructureTemp(new tm());
memset(TimeStructureTemp.get(), 0, sizeof(tm));
#if defined(PLATFORM_WIN)
if (localtime_s(TimeStructureTemp.get(), &InnerStartTime) > 0)
#elif (defined(PLATFORM_LINUX) || defined(PLATFORM_MACX))
if (localtime_r(&InnerStartTime, TimeStructureTemp.get()) == nullptr)
#endif
{
fclose(Output);
return false;
}
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Log opened at this moment.\n", TimeStructureTemp->tm_year + 1900, TimeStructureTemp->tm_mon + 1, TimeStructureTemp->tm_mday, TimeStructureTemp->tm_hour, TimeStructureTemp->tm_min, TimeStructureTemp->tm_sec);
}
//Print errors.
switch (ErrorType)
{
//System Error
case LOG_ERROR_SYSTEM:
{
if (ErrorCode == 0)
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}
else {
#if defined(PLATFORM_WIN)
//About System Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms681381(v=vs.85).aspx.
if (ErrorCode == ERROR_FAILED_SERVICE_CONTROLLER_CONNECT)
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls, ERROR_FAILED_SERVICE_CONTROLLER_CONNECT(The service process could not connect to the service controller).\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
else
#endif
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> System Error: %ls, error code is %d.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message, (int)ErrorCode);
}
}break;
//Parameter Error
case LOG_ERROR_PARAMETER:
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Parameter Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
fwprintf_s(Output, L" in line %d of %ls", (int)Line, sFileName.c_str());
else
fwprintf_s(Output, L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
fwprintf_s(Output, L", error code is %d", (int)ErrorCode);
fwprintf_s(Output, L".\n");
}break;
//IPFilter Error
case LOG_ERROR_IPFILTER:
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> IPFilter Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
fwprintf_s(Output, L" in line %d of %ls", (int)Line, sFileName.c_str());
else
fwprintf_s(Output, L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
fwprintf_s(Output, L", error code is %d", (int)ErrorCode);
fwprintf_s(Output, L".\n");
}break;
//Hosts Error
case LOG_ERROR_HOSTS:
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Hosts Error: %ls", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
if (FileName != nullptr)
{
//Delete double backslash.
std::wstring sFileName(FileName);
while (sFileName.find(L"\\\\") != std::wstring::npos)
sFileName.erase(sFileName.find(L"\\\\"), wcslen(L"\\"));
//Write to file
if (Line > 0)
fwprintf_s(Output, L" in line %d of %ls", (int)Line, sFileName.c_str());
else
fwprintf_s(Output, L" in %ls", sFileName.c_str());
}
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
if (ErrorCode > 0)
fwprintf_s(Output, L", error code is %d", (int)ErrorCode);
fwprintf_s(Output, L".\n");
}break;
//Network Error
//About Windows Sockets Error Codes, see http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx.
case LOG_ERROR_NETWORK:
{
if (ErrorCode == 0)
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Network Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
#if defined(PLATFORM_WIN)
else if (ErrorCode == WSAENETUNREACH) //Block error messages when network is unreachable.
break;
#endif
else
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Network Error: %ls, error code is %d.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message, (int)ErrorCode);
}break;
//WinPcap Error
#if defined(ENABLE_PCAP)
case LOG_ERROR_PCAP:
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> WinPcap Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
#endif
//DNSCurve Error
#if defined(ENABLE_LIBSODIUM)
case LOG_ERROR_DNSCURVE:
{
#if defined(PLATFORM_WIN)
if (ErrorCode == WSAENETUNREACH) //Block error messages when network is unreachable.
break;
else
#endif
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> DNSCurve Error: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
#endif
//Notice
case LOG_MESSAGE_NOTICE:
{
fwprintf_s(Output, L"%d-%02d-%02d %02d:%02d:%02d -> Notice: %ls.\n", TimeStructure->tm_year + 1900, TimeStructure->tm_mon + 1, TimeStructure->tm_mday, TimeStructure->tm_hour, TimeStructure->tm_min, TimeStructure->tm_sec, Message);
}break;
default:
{
fclose(Output);
return false;
}
}
//Close file.
fclose(Output);
return true;
}
return false;
}
//DNSCurveConfigurationTable class MonitorItemToUsing function
void DNSCurveConfigurationTable::MonitorItemToUsing(
DNSCurveConfigurationTable *DNSCurveConfigurationParameter)
{
//[DNSCurve] block
DNSCurveConfigurationParameter->DNSCurve_SocketTimeout_Reliable = DNSCurve_SocketTimeout_Reliable;
DNSCurveConfigurationParameter->DNSCurve_SocketTimeout_Unreliable = DNSCurve_SocketTimeout_Unreliable;
DNSCurveConfigurationParameter->KeyRecheckTime = KeyRecheckTime;
//DNSCurve Keys
if (DNSCurveConfigurationParameter->Client_PublicKey != nullptr && !CheckEmptyBuffer(Client_PublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->Client_PublicKey, Client_PublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->Client_PublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, Client_PublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->Client_SecretKey != nullptr && !CheckEmptyBuffer(Client_SecretKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->Client_SecretKey, Client_SecretKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->Client_SecretKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, Client_SecretKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.PrecomputationKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES, DNSCurveTarget.IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.PrecomputationKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES, DNSCurveTarget.Alternate_IPv4.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.PrecomputationKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES, DNSCurveTarget.IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.PrecomputationKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES, DNSCurveTarget.Alternate_IPv6.PrecomputationKey, sizeof(uint8_t) * crypto_box_BEFORENMBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ServerPublicKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ServerPublicKey, DNSCurveTarget.IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ServerPublicKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ServerPublicKey, DNSCurveTarget.Alternate_IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.Alternate_IPv4.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ServerPublicKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ServerPublicKey, DNSCurveTarget.IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ServerPublicKey != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) &&
memcmp(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ServerPublicKey, DNSCurveTarget.Alternate_IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES) != EXIT_SUCCESS)
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.Alternate_IPv6.ServerPublicKey, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ServerFingerprint != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ServerFingerprint != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.Alternate_IPv4.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ServerFingerprint != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ServerFingerprint != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES, DNSCurveTarget.Alternate_IPv6.ServerFingerprint, sizeof(uint8_t) * crypto_box_PUBLICKEYBYTES);
//DNSCurve Magic Numbers
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ReceiveMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ReceiveMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.Alternate_IPv4.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ReceiveMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ReceiveMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.Alternate_IPv6.ReceiveMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.SendMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.SendMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.Alternate_IPv4.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.SendMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
if (DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.SendMagicNumber != nullptr &&
!CheckEmptyBuffer(DNSCurveTarget.Alternate_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN))
memcpy_s(DNSCurveConfigurationParameter->DNSCurveTarget.Alternate_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN, DNSCurveTarget.Alternate_IPv6.SendMagicNumber, DNSCURVE_MAGIC_QUERY_LEN);
return;
}
