public static void EncDec_DES(byte[] data, int index, int len, bool isSend)
{
int offset = 0;
while (offset <= len - 8)
{
bool bEncrypt = false;
if (isSend)
{
//send cmd ==> encode
bEncrypt = DESEncryptorFix.IsNeedEncpypt(true);
DESEncryptorFix.IncrementSendData();
}
else
{
//recv cmd ==> decode
bEncrypt = DESEncryptorFix.IsNeedEncpypt(false);
DESEncryptorFix.IncrementRecvData();
}
if (bEncrypt)
{
UInt32[] tmp = new UInt32[2];
tmp[0] = ReadUInt32(data, index + offset);
tmp[1] = ReadUInt32(data, index + offset + 4);
DESEncrypt.DES_encrypt1(tmp, isSend);
WriteUInt32(data, index + offset, tmp[0]);
WriteUInt32(data, index + offset + 4, tmp[1]);
}
offset += 8;
}
}
public void Start(string name, string password, ushort zoneID, string[] serverIP, int[] port, uint gameVersion, IGiantFreeClient client)
{
DESEncryptorFix.Reset();
this.client = client;
this.loginModule.Account = name;
this.loginModule.EncryptPassWord(password);
this.loginModule.ZoneID = zoneID;
this.loginModule.FirServerIP = serverIP[0];
this.loginModule.FirServerPort = port[0];
this.loginModule.Login();
}
public byte[] CompressAndDESEncrypt()
{
byte[] buffer = CompressCommandAndFillZero();
if (null == buffer)
{
return(null);
}
//if (DESEncrypt.Encrypt(buffer))
// return buffer;
DESEncryptorFix.EncDec_DES(buffer, 0, buffer.Length, true);
return(buffer);
}
public void OnLoginFirSuccess(byte[] data)
{
Logger <IGiantFreeServer> .L("登录Fir Server成功");
stLoginSuccessCmd cmd = (stLoginSuccessCmd)CmdSerializer.BytesToStruct(data, typeof(stLoginSuccessCmd));
{
this.loginModule.GateWayIP = cmd.gameserIP;
this.loginModule.GateWayPort = cmd.port;
this.loginModule.UserID = cmd.dwUserID;
this.loginModule.UserTmpID = cmd.loinTmpID;
Array.Copy(cmd.key, this.loginModule.LoginKey, 256);
byte index = this.loginModule.LoginKey[58];
DESEncrypt.ResetDESKey(this.loginModule.LoginKey, index);
uint desKey = (uint)this.loginModule.LoginKey[index + 2];
DESEncryptorFix.SetDESEcryptMask(desKey);
this.loginModule.LoginGameServer();
}
}
private void _ReceiveMessage(IByteArray bytes)
{
bytes.Retain();
this.receiveByteArray.AddLast(bytes);
this.receiveSize += bytes.Size;
if (this.receiveSize < 8)
{
return;
}
var decSize = this.receiveSize & (~7);
this.receiveSize -= decSize;
var decBytes = this.storage.Alloc(decSize);
var node = this.receiveByteArray.First;
while (decSize > 0 && null != node)
{
var current = node;
node = node.Next;
if (current.Value.Size <= decSize)
{
decSize -= current.Value.Size;
decBytes.WriteByteArray(current.Value);
}
else
{
var tmp = current.Value.ReadByteArray(decSize);
this.receiveByteArray.AddLast(current.Value.ReadByteArray());
decBytes.WriteByteArray(tmp);
tmp.Release();
decSize = 0;
}
this.receiveByteArray.Remove(current);
current.Value.Release();
}
decBytes.Seek();
byte[] decryptData = null;
if (this.loginRecv)
{
decryptData = RC5Encrypt.Decrypt(decBytes.ReadBytes());
}
else
{
decryptData = decBytes.ReadBytes();
DESEncryptorFix.EncDec_DES(decryptData, 0, decryptData.Length, false);
}
decBytes.Release();
var array = this.storage.Alloc(decryptData.Length);
array.WriteBytes(decryptData, 0, decryptData.Length);
array.Seek();
this.decodeByteArray.AddLast(array);
this.decodeSize += array.Size;
//解析
node = this.decodeByteArray.First;
while (this.decodeSize > 4 && null != node)
{
node = _GetHeaderNode(node);
var byteArray = node.Value;
//前两字节代表数据长度
int bodyLength = byteArray.ReadInt16();
if (bodyLength + 4 > this.decodeSize)
{
byteArray.Seek(-2, SeekOrigin.CURRENT); // 回滚读取索引位置
break;
}
//第四字节代表是否压缩
byteArray.ReadByte();
int compressFlag = (int)byteArray.ReadByte();
//有一个完整的数据包
var commandData = this.storage.Alloc(bodyLength);
while (commandData.Size != bodyLength)
{
var current = node;
if ((current.Value.Size - current.Value.Position) <= (bodyLength - commandData.Size))
{
commandData.WriteByteArray(current.Value);
node = node.Next;
}
else
{
var tmp = current.Value.ReadByteArray(bodyLength - commandData.Size);
commandData.WriteByteArray(tmp);
tmp.Release();
node = this.decodeByteArray.AddAfter(current, current.Value.ReadByteArray());
}
current.Value.Release();
this.decodeByteArray.Remove(current);
}
this.decodeSize -= (bodyLength + 4);
commandData.Seek();
IByteArray msgData = null;
if ((compressFlag & 0x40) != 0)
{
msgData = this.storage.Alloc(BUFFERSIZE); // 分配storage定义的BufferSize
// ZipCompress.Decompress(commandData, msgData);
}
else
{
msgData = commandData;
msgData.Retain();
}
commandData.Release();
byte command = msgData.ReadByte();
byte param = msgData.ReadByte();
Logger <IGiantFreeServer> .L("<<<<收到返回数据 size = " + msgData.Size + ", byCmd = " + command + ", byParam = " + param);
ushort sign = (ushort)(((int)command << 8) + param);
msgData.Seek(6);
Action <byte[]> callback = null;
if (this.messageCallbacks.TryGetValue(sign, out callback))
{
callback(msgData.ReadBytes());
}
else if (null != this.client)
{
this.client.HandleMessage(command, param, msgData.ReadBytes());
}
msgData.Release();
}
}
