static AuthenticationHandler()
{
// Note: this type is marked as 'beforefieldinit'.
while (true)
{
IL_A2:
uint arg_86_0 = 3334137405u;
while (true)
{
uint num;
switch ((num = (arg_86_0 ^ 3525105984u)) % 4u)
{
case 1u:
{
byte[] expr_64 = new byte[16];
AuthenticationHandler.smethod_8(expr_64, fieldof(< PrivateImplementationDetails >.B89B07A7120C696B7638B957EE29199B2C4A146A).FieldHandle);
AuthenticationHandler.arr1 = expr_64;
arg_86_0 = (num * 352440107u ^ 4230735368u);
continue;
}
case 2u:
goto IL_A2;
case 3u:
{
byte[] expr_18 = new byte[16];
AuthenticationHandler.smethod_8(expr_18, fieldof(< PrivateImplementationDetails >.B61E96F0A5A28CB929D5953E560D8CCDFE79E0B6).FieldHandle);
AuthenticationHandler.arr2 = expr_18;
AuthenticationHandler.sha2_3_grml = new byte[32];
int[] expr_3E = new int[255];
AuthenticationHandler.smethod_8(expr_3E, fieldof(< PrivateImplementationDetails >.E2BEDB04AA573B9D0F901152C9A76F86FDF602D7).FieldHandle);
AuthenticationHandler.payloadOrder = expr_3E;
arg_86_0 = (num * 3984794667u ^ 1911801665u);
continue;
}
}
return;
}
}
}
public static void HandleConnectTo(WorldClass session, ushort port = 3724, byte conn = 0, WorldClass2 session2 = null)
{
PacketWriter packetWriter = new PacketWriter(ServerMessage.ConnectTo, true);
while (true)
{
IL_65:
uint arg_48_0 = 1189851645u;
while (true)
{
uint num;
switch ((num = (arg_48_0 ^ 117810876u)) % 4u)
{
case 0u:
goto IL_65;
case 1u:
packetWriter.WriteUInt64(12330219965770517405uL);
arg_48_0 = (num * 886289363u ^ 1599573856u);
continue;
case 3u:
packetWriter.WriteUInt32(14u);
arg_48_0 = (num * 798883457u ^ 2791294625u);
continue;
}
goto Block_1;
}
}
Block_1:
RsaCrypt rsaCrypt = new RsaCrypt();
try
{
rsaCrypt.InitializeEncryption <byte[]>(RsaStore.D, RsaStore.P, RsaStore.Q, RsaStore.DP, RsaStore.DQ, RsaStore.InverseQ, false);
while (true)
{
IL_53C:
uint arg_4A2_0 = 1950399364u;
while (true)
{
uint num;
switch ((num = (arg_4A2_0 ^ 117810876u)) % 35u)
{
case 0u:
{
byte[] array;
int num2;
array[num2] = (byte)AuthenticationHandler.payloadOrder[num2];
arg_4A2_0 = 778837338u;
continue;
}
case 1u:
{
byte[] array2;
array2[10] = 0;
array2[11] = 0;
arg_4A2_0 = (num * 3426925493u ^ 1622493560u);
continue;
}
case 2u:
{
byte[] array2;
array2[18] = 0;
arg_4A2_0 = (num * 3672511218u ^ 2614652434u);
continue;
}
case 3u:
{
byte[] array2;
array2[0] = 67;
arg_4A2_0 = (num * 70935332u ^ 306833328u);
continue;
}
case 4u:
{
byte[] array2;
byte[] array3;
array2[22] = array3[1];
arg_4A2_0 = (num * 3674763274u ^ 3649142947u);
continue;
}
case 5u:
{
byte[] array2;
array2[13] = 0;
array2[14] = 0;
arg_4A2_0 = (num * 788135060u ^ 2778562157u);
continue;
}
case 6u:
goto IL_53C;
case 7u:
{
byte[] array2;
array2[1] = 253;
array2[2] = 184;
arg_4A2_0 = (num * 4034181865u ^ 116591846u);
continue;
}
case 8u:
{
byte[] array2;
array2[15] = 0;
array2[16] = 0;
arg_4A2_0 = (num * 1808574983u ^ 3232411455u);
continue;
}
case 9u:
{
byte[] array2 = new byte[255];
arg_4A2_0 = (num * 3052653591u ^ 3793484446u);
continue;
}
case 10u:
arg_4A2_0 = (num * 566048763u ^ 581218626u);
continue;
case 11u:
{
byte[] array2;
array2[233] = 42;
arg_4A2_0 = (num * 3199619518u ^ 4104188893u);
continue;
}
case 12u:
{
byte[] array2;
array2[5] = 127;
arg_4A2_0 = (num * 534924131u ^ 1301694869u);
continue;
}
case 13u:
{
byte[] array2;
array2[20] = 0;
byte[] array3 = AuthenticationHandler.smethod_10(port);
array2[21] = array3[0];
arg_4A2_0 = (num * 1558897694u ^ 577623817u);
continue;
}
case 14u:
{
byte[] array2;
array2[6] = 0;
arg_4A2_0 = (num * 1594444616u ^ 3121916550u);
continue;
}
case 15u:
{
byte[] array2;
AuthenticationHandler.smethod_13(new byte[0].GenerateRandomKey(20), 0, array2, 234, 20);
arg_4A2_0 = (num * 1673846917u ^ 3902196868u);
continue;
}
case 16u:
{
byte[] expr_2B6 = new byte[32];
AuthenticationHandler.smethod_8(expr_2B6, fieldof(< PrivateImplementationDetails >.struct8_0).FieldHandle);
byte[] array2;
AuthenticationHandler.smethod_13(expr_2B6, 0, array2, 93, 32);
AuthenticationHandler.smethod_13(new byte[108], 0, array2, 125, 108);
arg_4A2_0 = (num * 3680003173u ^ 2041052791u);
continue;
}
case 17u:
{
byte[] array2;
Array arg_297_0 = rsaCrypt.Encrypt <byte[]>(array2, false);
byte[] array4 = new byte[256];
AuthenticationHandler.smethod_14(arg_297_0, array4, 256);
arg_4A2_0 = (num * 2289352343u ^ 161977499u);
continue;
}
case 18u:
{
int num2;
num2++;
arg_4A2_0 = 1213188245u;
continue;
}
case 19u:
{
rsaCrypt.InitializeDecryption <byte[]>(RsaStore.Exponent, RsaStore.Modulus, false);
byte[] array = new byte[AuthenticationHandler.payloadOrder.Length];
arg_4A2_0 = (num * 163108824u ^ 2004099280u);
continue;
}
case 20u:
{
byte[] array2;
array2[7] = 0;
arg_4A2_0 = (num * 669897089u ^ 3823184314u);
continue;
}
case 21u:
{
int num2 = 0;
arg_4A2_0 = (num * 1178352322u ^ 2056709069u);
continue;
}
case 22u:
{
string string_ = Module.smethod_35 <string>(848950031u);
arg_4A2_0 = (num * 560797187u ^ 1592203457u);
continue;
}
case 23u:
packetWriter.WriteUInt8(conn);
arg_4A2_0 = (num * 264353632u ^ 1806577887u);
continue;
case 24u:
{
int num2;
arg_4A2_0 = ((AuthenticationHandler.payloadOrder[num2] <= 16) ? 423310451u : 557178527u);
continue;
}
case 25u:
{
byte[] array2;
array2[3] = 34;
array2[4] = 1;
arg_4A2_0 = (num * 4152105185u ^ 2192753377u);
continue;
}
case 26u:
{
byte[] array;
int num2;
array[num2] = (byte)(AuthenticationHandler.payloadOrder[num2] - 3);
arg_4A2_0 = (num * 3507665298u ^ 2968893570u);
continue;
}
case 27u:
{
byte[] array2;
array2[12] = 0;
arg_4A2_0 = (num * 618037152u ^ 1046649983u);
continue;
}
case 28u:
{
byte[] array2;
array2[19] = 0;
arg_4A2_0 = (num * 1680293565u ^ 2487070996u);
continue;
}
case 29u:
{
int num2;
arg_4A2_0 = ((num2 >= AuthenticationHandler.payloadOrder.Length) ? 858439922u : 70439534u);
continue;
}
case 30u:
{
byte[] array4;
AuthenticationHandler.smethod_0(packetWriter, array4);
arg_4A2_0 = (num * 216092153u ^ 2688375690u);
continue;
}
case 31u:
{
byte[] array2;
array2[8] = 1;
array2[9] = 0;
arg_4A2_0 = (num * 3445269463u ^ 748842564u);
continue;
}
case 33u:
{
byte[] array2;
array2[17] = 0;
arg_4A2_0 = (num * 40612712u ^ 3030126910u);
continue;
}
case 34u:
{
byte[] array2;
string string_;
AuthenticationHandler.smethod_13(AuthenticationHandler.smethod_12(AuthenticationHandler.smethod_11(), string_), 0, array2, 23, 71);
arg_4A2_0 = (num * 376848159u ^ 536405427u);
continue;
}
}
goto Block_7;
}
}
Block_7 :;
}
finally
{
if (rsaCrypt != null)
{
while (true)
{
IL_57F :
uint arg_566_0 = 461746135u;
while (true)
{
uint num;
switch ((num = (arg_566_0 ^ 117810876u)) % 3u)
{
case 0u:
goto IL_57F;
case 2u:
AuthenticationHandler.smethod_15(rsaCrypt);
arg_566_0 = (num * 3554924306u ^ 496472224u);
continue;
}
goto Block_10;
}
}
Block_10 :;
}
}
if (session2 == null)
{
goto IL_5B1;
}
IL_58A:
int arg_594_0 = 202372283;
IL_58F:
switch ((arg_594_0 ^ 117810876) % 4)
{
case 0:
IL_5B1:
session.Send(ref packetWriter);
arg_594_0 = 910700601;
goto IL_58F;
case 2:
goto IL_58A;
case 3:
session2.Send(ref packetWriter);
return;
}
}
public static void HandleAuthResponse(ref PacketReader packet, WorldClass session)
{
BitUnpack arg_28_0 = new BitUnpack(packet);
packet.Skip(23);
Globals.ClientSalt = packet.ReadBytes(16u);
packet.ReadBytes(24u);
arg_28_0.GetBit();
packet.ReadBytes(AuthenticationHandler.smethod_1(packet));
while (true)
{
IL_921:
uint arg_82F_0 = 2017539580u;
while (true)
{
uint num;
switch ((num = (arg_82F_0 ^ 973532324u)) % 57u)
{
case 0u:
TimeHandler.HandleSetTimezoneInformation(ref session);
arg_82F_0 = (num * 3644867839u ^ 4102176202u);
continue;
case 1u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 3925958146u ^ 429357566u);
continue;
}
case 2u:
{
BitPack bitPack;
bitPack.Flush();
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 3843609867u ^ 274333066u);
continue;
}
case 3u:
{
PacketWriter packetWriter;
byte[,] array;
int num2;
packetWriter.WriteUInt8(array[num2, 1]);
arg_82F_0 = (num * 2139226297u ^ 222787957u);
continue;
}
case 4u:
{
int num3 = 0;
arg_82F_0 = (num * 1275993637u ^ 3289780354u);
continue;
}
case 5u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
BitPack bitPack;
bool flag;
bitPack.Write <bool>(flag);
bool bit;
bitPack.Write <bool>(bit);
bitPack.Flush();
arg_82F_0 = (num * 190331667u ^ 3544293151u);
continue;
}
case 6u:
{
PacketWriter packetWriter;
int num3;
byte[,] array2;
packetWriter.WriteUInt8(array2[num3, 0]);
arg_82F_0 = 979003297u;
continue;
}
case 7u:
{
SHA256Managed hashAlgorithm_;
byte[] array3;
AuthenticationHandler.smethod_4(hashAlgorithm_, array3, array3.Length >> 1, array3.Length - (array3.Length >> 1));
SHA256Managed hashAlgorithm_2;
SHA256Managed hashAlgorithm_3;
AuthenticationHandler.smethod_3(hashAlgorithm_2, AuthenticationHandler.smethod_5(hashAlgorithm_3), 0, 32, AuthenticationHandler.smethod_5(hashAlgorithm_3), 0);
arg_82F_0 = (num * 4247721102u ^ 2164875264u);
continue;
}
case 8u:
goto IL_921;
case 9u:
{
int num3;
byte[,] array2;
arg_82F_0 = ((num3 < AuthenticationHandler.smethod_9(array2) / 2) ? 942732371u : 402681424u);
continue;
}
case 10u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 1272726928u ^ 3573012072u);
continue;
}
case 11u:
{
int num4;
arg_82F_0 = ((num4 != 32) ? 1613600137u : 94715230u);
continue;
}
case 12u:
{
SHA256Managed hashAlgorithm_;
SHA256Managed hashAlgorithm_2;
AuthenticationHandler.smethod_4(hashAlgorithm_2, AuthenticationHandler.smethod_5(hashAlgorithm_), 0, 32);
AuthenticationHandler.sha2_3_grml = AuthenticationHandler.smethod_5(hashAlgorithm_2);
int num4 = 0;
int num5 = 0;
arg_82F_0 = (num * 1594528258u ^ 4035022218u);
continue;
}
case 13u:
arg_82F_0 = (num * 3592674904u ^ 3437742173u);
continue;
case 14u:
AuthenticationHandler.HandleConnectTo(session, 3724, 1, null);
arg_82F_0 = (num * 4096365546u ^ 2720471261u);
continue;
case 15u:
{
bool bit = false;
PacketWriter packetWriter = new PacketWriter(ServerMessage.AuthResponse, true);
arg_82F_0 = (num * 1668503324u ^ 4008787019u);
continue;
}
case 16u:
{
int num4;
arg_82F_0 = ((num4 < 40) ? 1976385685u : 1159001732u);
continue;
}
case 17u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 3445906520u ^ 4063066220u);
continue;
}
case 18u:
{
BitPack bitPack;
bitPack.Write <int>(0);
bitPack.Write <int>(0);
arg_82F_0 = (num * 621848300u ^ 3406194050u);
continue;
}
case 19u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 3867729530u ^ 1908424397u);
continue;
}
case 20u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 1394835192u ^ 145004486u);
continue;
}
case 21u:
{
PacketWriter packetWriter;
byte[,] array2;
packetWriter.WriteInt32(AuthenticationHandler.smethod_9(array2) / 2);
byte[,] array;
packetWriter.WriteInt32(AuthenticationHandler.smethod_9(array) / 2);
arg_82F_0 = (num * 3125389306u ^ 6579303u);
continue;
}
case 22u:
{
byte[,] array;
int num2;
arg_82F_0 = ((num2 < AuthenticationHandler.smethod_9(array) / 2) ? 248887578u : 276684735u);
continue;
}
case 23u:
{
int num4;
num4++;
int num5;
num5++;
arg_82F_0 = (num * 2780937424u ^ 1515612061u);
continue;
}
case 24u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 192068700u ^ 4062459581u);
continue;
}
case 25u:
{
byte[,] expr_4C2 = new byte[12, 2];
AuthenticationHandler.smethod_8(expr_4C2, fieldof(< PrivateImplementationDetails >.struct7_0).FieldHandle);
byte[,] array = expr_4C2;
byte[,] expr_4D7 = new byte[19, 2];
AuthenticationHandler.smethod_8(expr_4D7, fieldof(< PrivateImplementationDetails >.B1151C6C80B16E10C2CAD0E6524E20DB89985020).FieldHandle);
byte[,] array2 = expr_4D7;
arg_82F_0 = (num * 775829900u ^ 1086551519u);
continue;
}
case 26u:
Manager.WorldMgr.SendHotfixes(session);
arg_82F_0 = (num * 2297567052u ^ 3529457580u);
continue;
case 27u:
{
BitPack bitPack;
bitPack.Write <int>(0);
arg_82F_0 = (num * 2838081966u ^ 1401284309u);
continue;
}
case 28u:
{
BitPack bitPack;
bitPack.Write <int>(0);
arg_82F_0 = (num * 1276988104u ^ 1332711413u);
continue;
}
case 29u:
new PacketWriter(ServerMessage.EnableCrypt, false);
session.Account = new Account
{
Id = 1,
Email = Module.smethod_35 <string>(2737471542u),
PasswordVerifier = Module.smethod_36 <string>(1789483827u),
Salt = Module.smethod_36 <string>(2533110280u),
IP = "",
SessionKey = "",
SecurityFlags = 0,
OS = Module.smethod_36 <string>(2605452825u),
Expansion = 5,
IsOnline = false
};
arg_82F_0 = (num * 3099364030u ^ 778753807u);
continue;
case 30u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt8(6);
arg_82F_0 = (num * 960037049u ^ 4251590658u);
continue;
}
case 31u:
{
int num3;
num3++;
arg_82F_0 = (num * 2647826660u ^ 3081572510u);
continue;
}
case 32u:
{
int num5 = 0;
arg_82F_0 = (num * 2855624283u ^ 1934999727u);
continue;
}
case 33u:
{
PacketWriter packetWriter;
session.Send(ref packetWriter);
arg_82F_0 = 394845639u;
continue;
}
case 34u:
{
PacketWriter packetWriter;
BitPack bitPack = new BitPack(packetWriter, 0uL, 0uL, 0uL, 0uL);
arg_82F_0 = (num * 3839928679u ^ 2674270183u);
continue;
}
case 35u:
{
BitPack bitPack;
bitPack.Write <int>(0);
arg_82F_0 = (num * 1275983207u ^ 2624941272u);
continue;
}
case 36u:
new PacketWriter(ServerMessage.SuspendComms, true).WriteUInt32(20u);
arg_82F_0 = (num * 3412051023u ^ 3748987744u);
continue;
case 37u:
{
PacketWriter packetWriter;
byte[,] array;
int num2;
packetWriter.WriteUInt8(array[num2, 0]);
arg_82F_0 = 1152594217u;
continue;
}
case 38u:
{
BitPack bitPack;
bitPack.Write <int>(0);
arg_82F_0 = (num * 1357121348u ^ 1027085582u);
continue;
}
case 39u:
{
SHA256Managed hashAlgorithm_2 = AuthenticationHandler.smethod_6();
byte[] array3;
SHA256Managed hashAlgorithm_3;
AuthenticationHandler.smethod_4(hashAlgorithm_3, array3, 0, array3.Length >> 1);
arg_82F_0 = (num * 3349724847u ^ 3826309419u);
continue;
}
case 40u:
{
bool flag = true;
arg_82F_0 = (num * 2469044217u ^ 389509509u);
continue;
}
case 41u:
{
int num4;
int num5;
AuthenticationHandler.sessionKey[num4] = AuthenticationHandler.sha2_3_grml[num5];
arg_82F_0 = 121248238u;
continue;
}
case 42u:
{
SHA256Managed hashAlgorithm_2;
AuthenticationHandler.sha2_3_grml = AuthenticationHandler.smethod_5(hashAlgorithm_2);
arg_82F_0 = (num * 3186781206u ^ 568291510u);
continue;
}
case 43u:
{
SHA256Managed hashAlgorithm_2;
AuthenticationHandler.smethod_7(hashAlgorithm_2);
SHA256Managed hashAlgorithm_3;
AuthenticationHandler.smethod_3(hashAlgorithm_2, AuthenticationHandler.smethod_5(hashAlgorithm_3), 0, 32, AuthenticationHandler.smethod_5(hashAlgorithm_3), 0);
arg_82F_0 = (num * 273351295u ^ 2423198895u);
continue;
}
case 44u:
{
PacketWriter packetWriter;
int num3;
byte[,] array2;
packetWriter.WriteUInt8(array2[num3, 1]);
arg_82F_0 = (num * 3258273611u ^ 1239887723u);
continue;
}
case 46u:
{
HMACSHA256 expr_182 = AuthenticationHandler.smethod_2(Globals.SessionKey);
AuthenticationHandler.smethod_3(expr_182, Globals.ServerSalt, 0, Globals.ServerSalt.Length, Globals.ServerSalt, 0);
AuthenticationHandler.smethod_3(expr_182, Globals.ClientSalt, 0, Globals.ClientSalt.Length, Globals.ClientSalt, 0);
AuthenticationHandler.smethod_4(expr_182, AuthenticationHandler.arr1, 0, AuthenticationHandler.arr1.Length);
byte[] array3 = AuthenticationHandler.smethod_5(expr_182);
SHA256Managed hashAlgorithm_3 = AuthenticationHandler.smethod_6();
SHA256Managed hashAlgorithm_ = AuthenticationHandler.smethod_6();
arg_82F_0 = (num * 1844584669u ^ 1891453460u);
continue;
}
case 47u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt32(0u);
arg_82F_0 = (num * 1008232628u ^ 30771472u);
continue;
}
case 48u:
{
int num2 = 0;
arg_82F_0 = (num * 1707978014u ^ 2368748458u);
continue;
}
case 49u:
{
SHA256Managed hashAlgorithm_2;
AuthenticationHandler.smethod_3(hashAlgorithm_2, AuthenticationHandler.sha2_3_grml, 0, 32, AuthenticationHandler.sha2_3_grml, 0);
SHA256Managed hashAlgorithm_;
AuthenticationHandler.smethod_4(hashAlgorithm_2, AuthenticationHandler.smethod_5(hashAlgorithm_), 0, 32);
arg_82F_0 = (num * 1428097193u ^ 1748239185u);
continue;
}
case 50u:
{
BitPack bitPack;
bitPack.Write <int>(0);
arg_82F_0 = (num * 2377469058u ^ 4212942142u);
continue;
}
case 51u:
{
SHA256Managed hashAlgorithm_2;
AuthenticationHandler.smethod_3(hashAlgorithm_2, AuthenticationHandler.sha2_3_grml, 0, 32, AuthenticationHandler.sha2_3_grml, 0);
arg_82F_0 = (num * 116417243u ^ 3699589835u);
continue;
}
case 52u:
{
bool flag;
arg_82F_0 = (((!flag) ? 1888186652u : 1737280166u) ^ num * 1515350310u);
continue;
}
case 53u:
{
PacketWriter packetWriter;
packetWriter.WriteUInt8(6);
arg_82F_0 = (num * 200448416u ^ 3957963237u);
continue;
}
case 54u:
{
BitPack bitPack;
bitPack.Flush();
arg_82F_0 = (num * 2761573231u ^ 325309565u);
continue;
}
case 55u:
arg_82F_0 = (num * 1571901877u ^ 4021021157u);
continue;
case 56u:
{
int num2;
num2++;
arg_82F_0 = (num * 3035465689u ^ 1114317311u);
continue;
}
}
return;
}
}
}