void AuthContext::AppendHashes(WriteBuffer &theBuf, const RawBuffer &theChallengeSeed)
{
AutoCrit aCrit(mDataCrit);
int aNumHashes = 0;
int aNumHashPos = theBuf.length();
theBuf.SkipBytes(1); // put num hashes here
AuthLoginCommunityMap::iterator anItr = mCommunityMap.begin();
while(anItr!=mCommunityMap.end())
{
AuthLoginCommunityData &aData = anItr->second;
if(!aData.mSimpleHash.empty())
{
MD5Digest aKeyedHash;
aKeyedHash.update(theChallengeSeed);
aKeyedHash.update(aData.mKeyedHashData);
RawBuffer aKeyedHashBuf = aKeyedHash.digest();
theBuf.AppendByte(1); // hash tag
theBuf.AppendWString(anItr->first); // community
theBuf.AppendBytes(aData.mSimpleHash.data(),aData.mSimpleHash.length());
theBuf.AppendBytes(aKeyedHashBuf.data(),aKeyedHashBuf.length());
aNumHashes++;
}
++anItr;
}
theBuf.SetByte(aNumHashPos,aNumHashes);
}
WONStatus AuthSession::Encrypt(ByteBufferPtr &theMsg)
{
mLastUseTime = time(NULL);
if(mAuthType==AUTH_TYPE_NONE || mAuthType==AUTH_TYPE_PERSISTENT_NOCRYPT)
return WS_Success;
WriteBuffer aMsg(mLengthFieldSize);
aMsg.AppendByte(12); // encrypted message
WriteBuffer aSeqBuf;
const char *aBuf = theMsg->data() + mLengthFieldSize;
unsigned short aLen = theMsg->length() - mLengthFieldSize;
if(mAuthType==AUTH_TYPE_SESSION)
{
aMsg.AppendShort(mId);
aSeqBuf.AppendShort(++mOutSeq);
aSeqBuf.AppendBytes(aBuf,aLen);
aBuf = aSeqBuf.data();
aLen = aSeqBuf.length();
}
ByteBufferPtr anEncrypt = mKey.Encrypt(aBuf,aLen);
if(anEncrypt.get()==NULL)
return WS_AuthSession_EncryptFailure;
aMsg.AppendBytes(anEncrypt->data(),anEncrypt->length());
theMsg = aMsg.ToByteBuffer();
return WS_Success;
}
void AuthContext::AppendLoginSecrets(WriteBuffer &theBuf)
{
AutoCrit aCrit(mDataCrit);
SecretList::iterator anItr = mSecretList.begin();
unsigned long aLenPos = theBuf.length();
unsigned char aNumSecrets = 0;
theBuf.SkipBytes(1);
while(anItr!=mSecretList.end() && aNumSecrets<256)
{
theBuf.AppendBytes(anItr->mSecret->data(), anItr->mSecret->length());
aNumSecrets++;
++anItr;
}
theBuf.SetByte(aLenPos,aNumSecrets);
}
SPAuthCheckPrv::SPAuthCheckPrv(const char *theProduct)
{
mAPI = NULL;
mStatus = WS_None;
mStartedChecking = false;
mOnlyForceCheck = false;
mStartTime = time(NULL);
mGameSecondsBeforeNextCheck = 1;
WriteBuffer aBuf;
aBuf.Reserve(8);
aBuf.AppendLong(0x87ab3215);
aBuf.AppendLong(CDKey::GetMachineId());
mEncryptKey.SetKey(aBuf.data(),aBuf.length());
mAuthContext = new AuthContext;
mCommunity = StringToWString(theProduct);
mProductDir = L"/" + mCommunity;
mCDKey.SetProductString(theProduct);
mCDKey.LoadFromRegistry();
if(!mCDKey.IsValid())
{
mStatus = WS_AuthServ_InvalidCDKey;
return;
}
if(!AsyncSocket::HasInternetConnection())
{
mStatus = WS_NoInternetConnection;
return;
}
if(WONAPICoreEx::GetInstance()==NULL)
{
mAPI = new WONAPICoreEx;
mAPI->SetDoPumpThread(true);
mAPI->Startup();
}
ReadCheckFile();
}
void SPAuthCheckPrv::WriteCheckFile()
{
if(mGameSecondsBeforeNextCheck==1) // Remove file to force check next time
{
WONFile aFile(gSPAuthCheck_FileName);
aFile.Remove();
return;
}
// Write new file
try
{
FileWriter aWriter;
if(!aWriter.Open(gSPAuthCheck_FileName))
return;
WONFile aFile(gSPAuthCheck_FileName);
WriteBuffer anEncrypt;
anEncrypt.AppendString("magic");
anEncrypt.AppendLong(aFile.GetCreateTime()); // file creation time
anEncrypt.AppendLong(mGameSecondsBeforeNextCheck);
ByteBufferPtr aBuf = mEncryptKey.Encrypt(anEncrypt.data(),anEncrypt.length());
if(aBuf.get()==NULL)
return;
aWriter.WriteShort(aBuf->length());
aWriter.WriteBytes(aBuf->data(),aBuf->length());
}
catch(FileWriterException&)
{
}
}
WONStatus PeerAuthServer::GetComplete(WONStatus theStatus, ByteBufferPtr &theComplete)
{
mState = STATE_NOT_STARTED; // reset state now
WriteBuffer aComplete(mLengthFieldSize);
aComplete.AppendLong(203); // Auth peer to peer service
aComplete.AppendLong(53); // Complete
if(theStatus!=WS_Success)
{
aComplete.AppendShort(WS_CommServ_InvalidParameters); // failure status
aComplete.AppendShort(1); // num errors
aComplete.AppendString(WONStatusToString(theStatus));
}
else
{
aComplete.AppendShort(WS_Success);
WriteBuffer anEncryptBuf;
anEncryptBuf.AppendShort(mSecretA.GetKeyLen());
anEncryptBuf.AppendBytes(mSecretA.GetKey(),mSecretA.GetKeyLen());
ByteBufferPtr anEncrypt = mClientCertificate->GetPubKey().Encrypt(anEncryptBuf.data(),anEncryptBuf.length());
if(anEncrypt.get()==NULL)
return WS_PeerAuthServer_FailedToEncryptWithClientPubKey;
aComplete.AppendShort(anEncrypt->length());
aComplete.AppendBytes(anEncrypt->data(),anEncrypt->length());
mSession = new AuthSession(mAuthType, 0, mSecretB, mLengthFieldSize);
}
theComplete = aComplete.ToByteBuffer();
return WS_Success;
}
WONStatus PeerAuthServer::GetChallenge1(ByteBufferPtr &theChallenge)
{
WriteBuffer aChallenge(mLengthFieldSize);
aChallenge.AppendLong(203); // Auth peer to peer service
aChallenge.AppendLong(51); // Challenge1
mSecretB.Create(8);
WriteBuffer aChallengeSecret;
aChallengeSecret.AppendShort(mSecretB.GetKeyLen());
aChallengeSecret.AppendBytes(mSecretB.GetKey(),mSecretB.GetKeyLen());
ByteBufferPtr anEncrypt = mClientCertificate->GetPubKey().Encrypt(aChallengeSecret.data(),aChallengeSecret.length());
if(anEncrypt.get()==NULL)
return WS_PeerAuthServer_FailedToEncryptWithClientPubKey;
aChallenge.AppendShort(anEncrypt->length());
aChallenge.AppendBytes(anEncrypt->data(),anEncrypt->length());
if(mUseAuth2)
aChallenge.AppendBuffer(mPeerData->GetCertificate2()->GetRawBuf(),2);
else
aChallenge.AppendBuffer(mPeerData->GetCertificate()->GetRawBuf(),2);
theChallenge = aChallenge.ToByteBuffer();
return WS_Success;
}
void AuthContext::AppendCommunityData(WriteBuffer &theBuf)
{
AutoCrit aCrit(mDataCrit);
theBuf.AppendByte(0); // 0 community ids
theBuf.AppendByte(mCommunityMap.size()); // num community names
AuthLoginCommunityMap::iterator anItr = mCommunityMap.begin();
while(anItr!=mCommunityMap.end())
{
theBuf.AppendWString(anItr->first); // community name
++anItr;
}
int aNumCommnityElementsPos = theBuf.length();
theBuf.SkipBytes(2);
int aNumCommunityElements = 0;
anItr = mCommunityMap.begin();
while(anItr!=mCommunityMap.end()) // Append CD Keys
{
AuthLoginCommunityData &aData = anItr->second;
if(aData.mCDKey.IsValid())
{
ByteBufferPtr aKey = anItr->second.mCDKey.GetRaw();
if(aKey.get()!=NULL)
{
theBuf.AppendByte(1); // Type = CD Key
theBuf.AppendShort(anItr->first.length()*2 + aKey->length() + 2); // length of community + data
theBuf.AppendWString(anItr->first);
theBuf.AppendBytes(aKey->data(),aKey->length());
aNumCommunityElements++;
}
}
++anItr;
}
CDKeyCommunityJoinMap::iterator aKeyJoinItr = mCDKeyCommunityJoinMap.begin(); // Append Community Join By CDKey Info
while(aKeyJoinItr!=mCDKeyCommunityJoinMap.end())
{
ByteBufferPtr aKey = aKeyJoinItr->second.GetRaw();
if(aKey.get()!=NULL)
{
theBuf.AppendByte(7); // Type = Join Community with CD Key
theBuf.AppendShort(aKeyJoinItr->first.length()*2+2 + 4 + aKey->length()); // community name + commnityseq + key
theBuf.AppendWString(aKeyJoinItr->first);
theBuf.AppendLong(0);
theBuf.AppendBytes(aKey->data(),aKey->length());
aNumCommunityElements++;
}
++aKeyJoinItr;
}
SetCommunityUserDataMap::iterator aUserDataItr = mSetCommunityUserDataMap.begin(); // Append User Data for communities
while(aUserDataItr!=mSetCommunityUserDataMap.end())
{
const ByteBuffer *aData = aUserDataItr->second;
if(aData!=NULL)
{
theBuf.AppendByte(8); // Type = SetCommunityUserData
theBuf.AppendShort(aUserDataItr->first.length()*2+2 + 4 + aData->length()); // community name + commnityseq + key
theBuf.AppendWString(aUserDataItr->first);
theBuf.AppendLong(0);
theBuf.AppendBuffer(aData);
aNumCommunityElements++;
}
++aUserDataItr;
}
if(mSecretList.size()>0) // CD Keys -> append login secret
{
theBuf.AppendByte(6); // Type = LoginSecret
unsigned long aPos = theBuf.length();
theBuf.SkipBytes(2);
AppendLoginSecrets(theBuf);
theBuf.SetShort(aPos,theBuf.length()-aPos-2);
aNumCommunityElements++;
}
NicknameMap::iterator aNickItr = mNicknameMap.begin();
while(aNickItr!=mNicknameMap.end())
{
const wstring& aKey = aNickItr->first;
const wstring& aVal = aNickItr->second;
theBuf.AppendByte(4); // retrieve nickname
unsigned long aPos = theBuf.length();
theBuf.SkipBytes(2);
theBuf.AppendWString(aKey);
theBuf.SetShort(aPos,theBuf.length()-aPos-2);
aNumCommunityElements++;
if(!aVal.empty())
{
theBuf.AppendByte(3); // set nickname
unsigned long aPos = theBuf.length();
theBuf.SkipBytes(2);
theBuf.AppendWString(aKey);
theBuf.AppendWString(aVal);
theBuf.SetShort(aPos,theBuf.length()-aPos-2);
aNumCommunityElements++;
}
++aNickItr;
}
theBuf.SetShort(aNumCommnityElementsPos,aNumCommunityElements);
}
bool operator==(const WriteBuffer& wb) const
{ return buffer == wb.buffer && length() == wb.length(); }
WONStatus PeerAuthClient::GetChallenge2(ByteBufferPtr &challenge2)
{
mState = STATE_AWAITING_COMPLETE;
WriteBuffer aMsg(mLengthFieldSize);
aMsg.AppendLong(203); // Auth1 Peer To Peer
aMsg.AppendLong(52); // Auth1 Challenge 2
WriteBuffer anEncryptBuf;
anEncryptBuf.AppendShort(mSecretB.GetKeyLen());
anEncryptBuf.AppendBytes(mSecretB.GetKey(), mSecretB.GetKeyLen());
anEncryptBuf.AppendBytes(mSecretA.GetKey(), mSecretA.GetKeyLen());
ByteBufferPtr anEncrypt = mServerCertificate->GetPubKey().Encrypt(anEncryptBuf.data(),anEncryptBuf.length());
if(anEncrypt.get()==NULL)
return WS_PeerAuthClient_Challenge2EncryptFailure;
aMsg.AppendShort(anEncrypt->length());
aMsg.AppendBytes(anEncrypt->data(),anEncrypt->length());
challenge2 = aMsg.ToByteBuffer();
return WS_Success;
}
