public static byte[] Success(SecureRemotePasswordProtocol srp) => new PacketWriter()
.WriteUInt8(/* cmd */ (byte)Opcode.LoginChallenge)
.WriteUInt8(/* error */ (byte)AuthenticationStatus.Success)
.WriteUInt8(/* unk2 */ 0)
.WriteBytes(/* B[32] */ srp.B)
.WriteUInt8(/* g_len */ 1)
.WriteUInt8(/* g[1] */ SecureRemotePasswordProtocol.g)
.WriteUInt8(/* N_len */ 32)
.WriteBytes(/* N[32] */ srp.N.ToProperByteArray())
.WriteBytes(/* s */ srp.s)
.WriteBytes( /* unk3 */
0x2A, 0xD5, 0x48, 0xCC, 0x9B, 0x9D, 0xA1, 0x99,
0xCC, 0x04, 0x7A, 0x60, 0x91, 0x15, 0x6C, 0x51)
.WriteUInt8(/* unk4 */ 0)
.Build();
public User(SecureRemotePasswordProtocol srp)
{
this.srp = srp;
// TODO
if (File.Exists(CharsFile))
{
var raw = File.ReadAllText(CharsFile);
var chars = JsonConvert.DeserializeObject <Character[]>(raw);
this.Characters = new ConcurrentBag <Character>(chars);
}
else
{
this.Characters = new ConcurrentBag <Character>();
}
}
public static byte[] Success(SecureRemotePasswordProtocol srp, int build)
{
using var packet = new PacketWriter();
packet
.WriteUInt8( /* cmd */ (byte)Opcode.LoginProof)
.WriteUInt8( /* error */ (byte)AuthenticationStatus.Success)
.WriteBytes( /* M[20] */ srp.M)
.WriteUInt32(/* unk */ 0);
if (build > ClientBuild.Vanilla)
{
packet
.WriteUInt32(/* unk2 */ 0)
.WriteUInt16(/* unk3 */ 0);
}
return packet.Build();
}
private async Task HandleLoginChallenge(byte[] packet)
{
var request = new ClientLoginChallenge(packet);
if (request.Build > ClientBuild.WotLK)
{
// Send failed event
this.Log($"Login with unsupported build {Build}");
return;
}
this.Build = request.Build;
this.srp = new SecureRemotePasswordProtocol(request.Identifier, request.Identifier); // TODO: Quick hack
this.accountService.AddClientBuildForAddress(this.Address, this.Port, this.Build);
// Create and send a ServerLogonChallenge as response.
await this.Send(ServerLoginChallenge.Success(this.srp));
}
public ServerLogonChallenge(SecureRemotePasswordProtocol srp)
{
this.srp = srp;
}
public ServerLogonProof(SecureRemotePasswordProtocol srp)
{
this.srp = srp;
}
