WorldPackets::Auth::ConnectTo Class Reference

#include <AuthenticationPackets.h>

Classes
struct	ConnectPayload

Public Member Functions
	ConnectTo ()
WorldPacket const *	Write () override
Public Member Functions inherited from WorldPackets::ServerPacket
	ServerPacket (OpcodeServer opcode, size_t initialSize=200, ConnectionType connection=CONNECTION_TYPE_DEFAULT)
void	Read () overridefinal
void	Clear ()
WorldPacket &&	Move ()
OpcodeServer	GetOpcode () const
Public Member Functions inherited from WorldPackets::Packet
	Packet (WorldPacket &&worldPacket)
virtual	~Packet ()=default
	Packet (Packet const &right)=delete
Packet &	operator= (Packet const &right)=delete
WorldPacket const *	GetRawPacket () const
size_t	GetSize () const
ConnectionType	GetConnection () const

Public Attributes
uint64	Key = 0
ConnectToSerial	Serial = ConnectToSerial::None
ConnectPayload	Payload
uint8	Con = 0

Private Attributes
BigNumber	p
BigNumber	q
BigNumber	dmp1
BigNumber	dmq1
BigNumber	iqmp

Static Private Attributes
static std::string const	Haiku
static uint8 const	PiDigits [130]

Additional Inherited Members
Protected Attributes inherited from WorldPackets::Packet
WorldPacket	_worldPacket

Constructor & Destructor Documentation

WorldPackets::Auth::ConnectTo::ConnectTo

(

)

 : ServerPacket(SMSG_CONNECT_TO, 8 + 4 + 256 + 1)
{
 HexStrToByteArray("F41DCB2D728CF3337A4FF338FA89DB01BBBE9C3B65E9DA96268687353E48B94C", Payload.PanamaKey);
 Payload.Adler32 = 0xA0A66C10;

 p.SetBinary(P, 128);
 q.SetBinary(Q, 128);
 dmp1.SetBinary(DP, 128);
 dmq1.SetBinary(DQ, 128);
 iqmp.SetBinary(InverseQ, 128);
}

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Member Function Documentation

WorldPacket const * WorldPackets::Auth::ConnectTo::Write ( )

overridevirtual

Implements WorldPackets::Packet.

{
 ByteBuffer payload;
 uint16 port = Payload.Where.port();
 uint8 address[16] = { 0 };
 uint8 addressType = 3;
 if (Payload.Where.address().is_v4())
 {
 memcpy(address, Payload.Where.address().to_v4().to_bytes().data(), 4);
 addressType = 1;
 }
 else
 {
 memcpy(address, Payload.Where.address().to_v6().to_bytes().data(), 16);
 addressType = 2;
 }

 HmacSha1 hmacHash(64, WherePacketHmac);
 hmacHash.UpdateData(address, 16);
 hmacHash.UpdateData(&addressType, 1);
 hmacHash.UpdateData((uint8* const)&port, 2);
 hmacHash.UpdateData((uint8* const)Haiku.c_str(), 71);
 hmacHash.UpdateData(Payload.PanamaKey, 32);
 hmacHash.UpdateData(PiDigits, 108);
 hmacHash.UpdateData(&Payload.XorMagic, 1);
 hmacHash.Finalize();

 payload << uint32(Payload.Adler32);
 payload << uint8(addressType);
 payload.append(address, 16);
 payload << uint16(port);
 payload.append(Haiku.data(), 71);
 payload.append(Payload.PanamaKey, 32);
 payload.append(PiDigits, 108);
 payload << uint8(Payload.XorMagic);
 payload.append(hmacHash.GetDigest(), hmacHash.GetLength());

 BigNumber bnData;
 bnData.SetBinary(payload.contents(), payload.size());

 BigNumber m1 = (bnData % p).ModExp(dmp1, p);
 BigNumber m2 = (bnData % q).ModExp(dmq1, q);
 BigNumber h = (iqmp * (m1 - m2)) % p;
 // Be sure to use the positive remainder
 if (h.IsNegative())
 h += p;

 BigNumber m = m2 + h * q;

 _worldPacket << uint64(Key);
 _worldPacket << uint32(Serial);
 _worldPacket.append(m.AsByteArray(256).get(), 256);
 _worldPacket << uint8(Con);
 return &_worldPacket;
}

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Member Data Documentation

uint8 WorldPackets::Auth::ConnectTo::Con = 0

BigNumber WorldPackets::Auth::ConnectTo::dmp1

private

BigNumber WorldPackets::Auth::ConnectTo::dmq1

private

std::string const WorldPackets::Auth::ConnectTo::Haiku

staticprivate

BigNumber WorldPackets::Auth::ConnectTo::iqmp

private

uint64 WorldPackets::Auth::ConnectTo::Key = 0

BigNumber WorldPackets::Auth::ConnectTo::p

private

ConnectPayload WorldPackets::Auth::ConnectTo::Payload

uint8 const WorldPackets::Auth::ConnectTo::PiDigits

staticprivate

Initial value:

=
{
 0x31, 0x41, 0x59, 0x26, 0x53, 0x58, 0x97, 0x93, 0x23, 0x84,
 0x62, 0x64, 0x33, 0x83, 0x27, 0x95, 0x02, 0x88, 0x41, 0x97,
 0x16, 0x93, 0x99, 0x37, 0x51, 0x05, 0x82, 0x09, 0x74, 0x94,
 0x45, 0x92, 0x30, 0x78, 0x16, 0x40, 0x62, 0x86, 0x20, 0x89,
 0x98, 0x62, 0x80, 0x34, 0x82, 0x53, 0x42, 0x11, 0x70, 0x67,
 0x98, 0x21, 0x48, 0x08, 0x65, 0x13, 0x28, 0x23, 0x06, 0x64,
 0x70, 0x93, 0x84, 0x46, 0x09, 0x55, 0x05, 0x82, 0x23, 0x17,
 0x25, 0x35, 0x94, 0x08, 0x12, 0x84, 0x81, 0x11, 0x74, 0x50,
 0x28, 0x41, 0x02, 0x70, 0x19, 0x38, 0x52, 0x11, 0x05, 0x55,
 0x96, 0x44, 0x62, 0x29, 0x48, 0x95, 0x49, 0x30, 0x38, 0x19,
 0x64, 0x42, 0x88, 0x10, 0x97, 0x56, 0x65, 0x93, 0x34, 0x46,
 0x12, 0x84, 0x75, 0x64, 0x82, 0x33, 0x78, 0x67, 0x83, 0x16,
 0x52, 0x71, 0x20, 0x19, 0x09, 0x14, 0x56, 0x48, 0x56, 0x69,
}

BigNumber WorldPackets::Auth::ConnectTo::q

private

ConnectToSerial WorldPackets::Auth::ConnectTo::Serial = ConnectToSerial::None

---

The documentation for this class was generated from the following files:

• src/server/game/Server/Packets/AuthenticationPackets.h
• src/server/game/Server/Packets/AuthenticationPackets.cpp