/// <summary>
/// Gzip壓縮
/// </summary>
public static int GzipCompress(ref byte[] srcBuffer, ref byte[] cmpBuffer)
{
string _CompressSaveFilePath = null;
try
{
string directoryName = "";
if (OSType != 0)
{
directoryName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase).Remove(0, 6) + "\\Compress\\";
}
else
{
directoryName = "./" + "Compress/";
}
DirectoryInfo Createdir = new DirectoryInfo(directoryName);
if (!Createdir.Exists)
{
Createdir.Create();
}
_CompressSaveFilePath = directoryName + RandomSession.createSession(64);
using (FileStream fs_saveCompress = new FileStream(_CompressSaveFilePath, FileMode.Create, FileAccess.Write))
{
using (GZipStream ZipStream = new GZipStream(fs_saveCompress, CompressionMode.Compress, true))
{
ZipStream.Write(srcBuffer, 0, srcBuffer.Length);
}
}
using (FileStream fs_open = new FileStream(_CompressSaveFilePath, FileMode.Open, FileAccess.Read))
{
cmpBuffer = new byte[Convert.ToInt32(fs_open.Length)];
fs_open.Read(cmpBuffer, 0, Convert.ToInt32(fs_open.Length));
}
return(1);
}
catch (Exception ex)
{
KConsole.Write(ErrorLevel.Serious, "Kernel>>Tools>>GzipCompress>>", ex.Message);
return(0);
}
finally
{
DiskIO.Del(_CompressSaveFilePath);
}
}
public void AcceptCallback(IAsyncResult ar)
{
StateObject state = null;
try
{
Socket server = (Socket)ar.AsyncState;
Socket newUser = server.EndAccept(ar); //...建立一個對應的連接
//...設定接收及傳送的緩衝區
//newUser.ReceiveBufferSize = 32768;
//newUser.SendBufferSize = 32768;
//...建立一個保存連線狀態的物件
state = new StateObject();
state.headerBufferSize = 9; //...設定封包讀取大小
state.workSocket = newUser; //...連接進來的線路
state.receiveBuffer = new byte[state.headerBufferSize];
//string wanip = state.wanIP;
//string wanport = state.wanPort.ToString();
//KConsole.Write(ErrorLevel.Debug, "Kernel>>AsynTCPSocket>>AcceptCallback>>連接進來的連線>>", wanip + ":" + wanport);
// 每一條連接進來的請求都建立ConnectionSession
string ConnectionSession = RandomSession.createSession(32);
state.ConnectionSession = ConnectionSession;
KConsole.Write(ErrorLevel.Response, "", "Kernel>>AsynTCPSocket>>AcceptCallback>>ConnectionSession:" + ConnectionSession);
//KConsole.Write(ErrorLevel.Debug, "Kernel>>AsynTCPSocket>>AcceptCallback>>建立ConnectionSession>>", ConnectionSession);
_allDone.Set();
//...開始接收請求 ,先接收封包的標頭
newUser.BeginReceive(state.receiveBuffer, 0, state.headerBufferSize, 0, new AsyncCallback(ReadCallback), state);
}
catch (Exception ex)
{
_allDone.Set();
_allDone.Reset();
KConsole.Write(ErrorLevel.Response, "", "Kernel>>AsynTCPSocket>>AcceptCallback>>Exception:" + ex.Message);
//KConsole.Write(ErrorLevel.Serious, "Kernel>>AsynTCPSocket>>AcceptCallback>>", ex.Message);
if (state != null)
{
ExceptionHandlingEvent(state);
state = null;
GC.Collect();
}
}
}
/// <summary>
/// Gzip 解壓縮
/// </summary>
public static int Decompress(byte[] _srcBuffer, ref byte[] deCmpBuffer)
{
string _DecompressSaveFilePath = null;
try
{
string directoryName = "";
if (OSType != 0)
{
directoryName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase).Remove(0, 6) + "\\Compress\\";
}
else
{
directoryName = "./" + "Compress/";
}
DirectoryInfo Createdir = new DirectoryInfo(directoryName);
if (!Createdir.Exists)
{
Createdir.Create();
}
_DecompressSaveFilePath = directoryName + RandomSession.createSession(64);
using (MemoryStream ms_open = new MemoryStream(_srcBuffer))
{
using (GZipStream zipStream = new GZipStream(ms_open, CompressionMode.Decompress))
{
using (FileStream fs_saveDecompress = new FileStream(_DecompressSaveFilePath, FileMode.Create, FileAccess.Write, FileShare.Write))
{
using (BinaryWriter bw = new BinaryWriter(fs_saveDecompress))
{
int offset = 0;
int BufferSize = 512;
int bytesRead = 0;
byte[] buffer = new byte[BufferSize];
while (true)
{
bytesRead = zipStream.Read(buffer, offset, BufferSize);
if (bytesRead == 0)
{
break;
}
bw.Write(buffer, 0, bytesRead);
}
}
}
using (FileStream fs_open = new FileStream(_DecompressSaveFilePath, FileMode.Open, FileAccess.Read))
{
deCmpBuffer = new byte[Convert.ToInt32(fs_open.Length)];
fs_open.Read(deCmpBuffer, 0, Convert.ToInt32(fs_open.Length));
}
}
}
return(1);
}
catch (Exception ex)
{
///KConsole.Write(ErrorLevel.Serious, "Kernel>>Tools>>Decompress>>", ex.Message);
Console.Write("Kernel>>Tools>>Decompress>>" + ex.Message);
return(0);
}
finally
{
DiskIO.Del(_DecompressSaveFilePath);
}
}
public void ReceiveCallback(IAsyncResult ar)
{
TCPClientStateObject state = null;
bool closeSocket = false;
try
{
state = (TCPClientStateObject)ar.AsyncState;
Socket userClient = state.workSocket;
int bytesRead = 0;
//...判斷socket連線是否斷掉
if (userClient == null || !userClient.Connected)
{
closeSocket = true;
return;
}
bytesRead = userClient.EndReceive(ar);
if (bytesRead > 0)
{
#region//...是否讀過 Header
if (!state.isReadHeader)
{
//...建立接收封包的存放位置
string directoryName = "/" + Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase).Remove(0, 6) + "/Process/";
if (OSType != 0)
{
directoryName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase).Remove(0, 6) + "\\Process\\";
}
DirectoryInfo Createdir = new DirectoryInfo(directoryName);
if (!Createdir.Exists)
{
Createdir.Create();
}
state.receiveFileTemporarily = directoryName + RandomSession.createSession(64);
using (MemoryStream ms_readheader = new MemoryStream(state.receiveBuffer, 0, bytesRead))
{
BinaryReader br = new BinaryReader(ms_readheader);
state.ver = br.ReadByte(); //...封包版本號
state.cmd1 = br.ReadInt16(); //...命令1
state.cmd2 = br.ReadInt16(); //...命令2
state.receivePackageTotalSize = br.ReadInt32(); //...封包內容總長度
if (state.receivePackageTotalSize <= 0)
{
//...沒有夾帶內容
state.isReadHeader = false; //...讀取完畢將標記改為false
state.receiveBuffer = null;
state.receiveBuffer = new byte[state.headerBufferSize]; //...Buffer 清空
state.receiveFileTemporarily = null;
ReceiveEvent(state); //...接收完畢號 處理事件
//receiveDone.Set();
}
else
{
//...當有夾帶內容時
state.receiveBuffer = null;
state.receiveBuffer = new byte[state.receivePackageTotalSize]; //... 080609 by randy
state.isReadHeader = true; //,,,將標記設定為讀過標頭,可以繼續接收資料
}
}
//...接收buffer的資料
userClient.BeginReceive(state.receiveBuffer, 0, state.receiveBuffer.Length, 0, new AsyncCallback(ReceiveCallback), state);
return;
}
#endregion
#region//...儲存數據
DiskIO.Save(state.receiveFileTemporarily, state.receiveBuffer, bytesRead);
state.receivePackageTotalSize = state.receivePackageTotalSize - bytesRead;//--randy,2008.06.09
if (state.receivePackageTotalSize == 0)
{
//...接收完畢
state.isReadHeader = false; //...讀取Header reset
state.receiveBuffer = new byte[state.headerBufferSize]; //...recevice buffer reset
ReceiveEvent(state); //...接收完畢號 處理事件
//receiveDone.Set();
}
else if (state.receivePackageTotalSize > 0)
{
//...繼續接收
state.receiveBuffer = new byte[state.receivePackageTotalSize];//--randy,2008.06.09
}
#endregion
#region//...接收buffer的資料
//...接收buffer的資料
userClient.BeginReceive(state.receiveBuffer, 0, state.receiveBuffer.Length, 0, new AsyncCallback(ReceiveCallback), state);
#endregion
}
else
{
KConsole.Write(ErrorLevel.Warn, "Kernel>>AsynTCPClient>>ReadCallback>>", "接收到的數據長度<=0");
closeSocket = true;
}
}
catch (Exception ex)
{
KConsole.Write(ErrorLevel.Serious, "Kernel>>AsynTCPClient>>ReceiveCallback>>", ex.Message);
this._connected = false;
closeSocket = true;
}
finally
{
if (closeSocket)
{
//ExceptionHandlingEvent(state);
////receiveDone.Set();
//state = null;
//GC.Collect();
if (ExceptionHandlingEvent != null)
{
ExceptionHandlingEvent(state);
}
state = null;
GC.Collect();
}
}
}
