/// <summary>/// 清空粘包缓存区
/// </summary>
/// <param name="con"></param>
private void ClearBag(int conn)
{
try
{
DynamicBufferManager outbag = null;
switch (conn % workQueueCount)
{
case 0:
dicBufferDic1.TryRemove(conn, out outbag);
break;
case 1:
dicBufferDic2.TryRemove(conn, out outbag);
break;
case 2:
dicBufferDic3.TryRemove(conn, out outbag);
break;
case 3:
dicBufferDic4.TryRemove(conn, out outbag);
break;
case 4:
dicBufferDic5.TryRemove(conn, out outbag);
break;
case 5:
dicBufferDic6.TryRemove(conn, out outbag);
break;
case 6:
dicBufferDic7.TryRemove(conn, out outbag);
break;
case 7:
dicBufferDic8.TryRemove(conn, out outbag);
break;
default:
dicBufferDic1.TryRemove(conn, out outbag);
break;
}
}
catch (Exception exBag)
{
Console.WriteLine("情况粘包区异常:" + exBag.Message.ToString());
}
}
/// <summary> /// 处理粘包信息
/// </summary>
/// <param name="socket">发送时即将传递的Socket</param>
/// <param name="byteRecive">接收的字节流</param>
/// <param name="dicBufferIndex">粘包的缓存区索引（目前使用终结点）</param>
/// <param name="dicBufferDic">句柄所在数据群</param>
/// <returns>一个或者多个完整的数据包集合</returns>
public static List <byte[]> MakeStickingBag(byte[] byteRecive, int dicBufferIndex, ConcurrentDictionary <int, DynamicBufferManager> dicBufferDic)
{
//var complete = new List<byte[]>();//存放完整的数据包
var completeByteArrList = new List <byte[]>();
try
{
// var byteRecive = reciveByteArr;
//判断粘包缓存区是否存在数据
if (dicBufferDic.ContainsKey(dicBufferIndex))
{
dicBufferDic[dicBufferIndex].WriteBuffer(byteRecive);
var tempByteArr = dicBufferDic[dicBufferIndex].Buffer;
int commandLen = BitConverter.ToInt32(tempByteArr, 0);
while (dicBufferDic[dicBufferIndex].GetDataCount() >= (commandLen + 4) && dicBufferDic[dicBufferIndex].GetDataCount() > 0)
{
var tempArr = new byte[commandLen];
Array.Copy(tempByteArr, sizeof(int), tempArr, 0, commandLen);
dicBufferDic[dicBufferIndex].Clear(commandLen + 4);
completeByteArrList.Add(tempArr);
if (dicBufferDic[dicBufferIndex].GetDataCount() <= 4)
{
break;
}
commandLen = BitConverter.ToInt32(tempByteArr, 0); //取出命令长度
}
}
else
{
var dy = new DynamicBufferManager(1024);//新建一个DynamicBufferManager，如果处理完后有不完整的包就放入到缓存区
dy.WriteBuffer(byteRecive);
var tempByteArr = dy.Buffer;
int commandLen = BitConverter.ToInt32(tempByteArr, 0);
while (dy.GetDataCount() >= (commandLen + 4) && dy.GetDataCount() > 0)
{
var tempArr = new byte[commandLen];
Array.Copy(tempByteArr, sizeof(int), tempArr, 0, commandLen);
dy.Clear(commandLen + 4);
completeByteArrList.Add(tempArr);
if (dy.GetDataCount() <= 4)
{
break;
}
commandLen = BitConverter.ToInt32(tempByteArr, 0); //取出命令长度
}
//如果当前的 byte 数组 里面有剩余字节，就加到粘包的缓存区
if (dy.GetDataCount() > 0)
{
dicBufferDic.TryAdd(dicBufferIndex, dy);
}
}
return(completeByteArrList);
//complete.Add(completeByteArrList);
//return complete;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
return(completeByteArrList);
}
}
