public static async void AuthSessionHandler(AuthSession authSession, CharacterSession session)
{
var accountParts = authSession.Account.Split(new[] { '#' });
var authResult = AuthResult.Ok;
if (accountParts.Length == 2)
{
var accountId = int.Parse(accountParts[0]);
var gameIndex = byte.Parse(accountParts[1]);
session.Account = DB.Auth.Single<Account>(a => a.Id == accountId);
if (session.Account != null)
session.GameAccount = session.Account.GameAccounts.SingleOrDefault(ga => ga.Index == gameIndex);
if (session.GameAccount != null)
session.Crypt = new WoWCrypt(session.GameAccount.SessionKey.ToByteArray());
else
authResult = AuthResult.Failed;
}
session.Realm = DB.Auth.Single<Realm>(r => r.Id == authSession.RealmID);
if (authSession.LoginServerType != (sbyte)LoginServerTypes.Battlenet || session.Realm == null)
authResult = AuthResult.Reject;
if (authResult == AuthResult.Ok)
{
var sha1 = new Sha1();
sha1.Process(authSession.Account);
sha1.Process(0u);
sha1.Process(authSession.LocalChallenge);
sha1.Process(session.Challenge);
sha1.Finish(session.GameAccount.SessionKey.ToByteArray(), 40);
// Check the password digest.
if (!sha1.Digest.Compare(authSession.Digest))
authResult = AuthResult.Failed;
}
var authResponse = new AuthResponse
{
Result = authResult,
HasSuccessInfo = authResult == AuthResult.Ok,
};
if (authResponse.HasSuccessInfo)
{
session.State = SessionState.Authenticated;
var addonData = AddonHandler.GetAddonInfoData(session, authSession.AddonInfo, authSession.CompressedAddonInfoSize, authSession.UncompressedAddonInfoSize);
if (addonData != null && addonData.Length != authSession.UncompressedAddonInfoSize)
{
Log.Error("Addon Info data size mismatch.");
session.Dispose();
return;
}
authResponse.SuccessInfo.ActiveExpansionLevel = session.GameAccount.BoxLevel;
authResponse.SuccessInfo.AccountExpansionLevel = session.GameAccount.BoxLevel;
authResponse.SuccessInfo.AvailableRaces = Manager.GameAccount.GetAvailableRaces(session.GameAccount, session.Realm);
authResponse.SuccessInfo.AvailableClasses = Manager.GameAccount.GetAvailableClasses(session.GameAccount, session.Realm);
authResponse.SuccessInfo.Templates = Manager.GameAccount.GetAvailableCharacterTemplates(session.GameAccount, session.Realm);
await session.Send(authResponse);
AddonHandler.HandleAddonInfo(session, addonData);
await session.Send(new TutorialFlags());
}
else
await session.Send(authResponse);
}
public static void OnAuthSession(Packet packet, RealmSession session)
{
// Part of the header
packet.Read<ushort>();
var loginServerId = packet.Read<uint>();
var build = packet.Read<short>();
var localChallenge = packet.Read<uint>();
var siteId = packet.Read<uint>();
var realmId = packet.Read<uint>();
var loginServerType = packet.Read<LoginServerTypes>();
var buildType = packet.Read<sbyte>();
var regionId = packet.Read<uint>();
var dosResponse = packet.Read<ulong>();
var digest = packet.ReadBytes(20);
var accountName = packet.ReadString(11);
var useIPv6 = packet.GetBit();
// AddonInfo stuff
var compressedAddonInfoSize = packet.Read<int>();
var uncompressedAddonInfoSize = packet.Read<int>();
var compressedAddonData = packet.ReadBytes(compressedAddonInfoSize - 4);
var accountParts = accountName.Split(new[] { '#' });
var authResult = AuthResults.Ok;
if (loginServerType != LoginServerTypes.Battlenet)
authResult = AuthResults.Reject;
if (authResult == AuthResults.Ok)
{
if (accountParts.Length == 2)
{
var accountId = int.Parse(accountParts[0]);
var gameIndex = byte.Parse(accountParts[1]);
var gameAccount = DB.Auth.GameAccounts.SingleOrDefault(ga => ga.AccountId == accountId && ga.Index == gameIndex);
if (gameAccount != null)
{
var sha1 = new Sha1();
sha1.Process(accountName);
sha1.Process(0u);
sha1.Process(localChallenge);
sha1.Process(session.Challenge);
sha1.Finish(gameAccount.SessionKey.ToByteArray(), 40);
// Check the password digest.
if (sha1.Digest.Compare(digest))
{
session.GameAccount = gameAccount;
AddonHandler.LoadAddonInfoData(session, compressedAddonData, compressedAddonInfoSize, uncompressedAddonInfoSize);
}
else
authResult = AuthResults.IncorrectPassword;
}
else
authResult = AuthResults.UnknownAccount;
}
else
authResult = AuthResults.UnknownAccount;
}
HandleAuthResponse(authResult, session);
//TODO [partially done] Implement security checks & field handling.
//TODO Implement AuthResponse.
}