public bool SendFile(FileInfo EzoneFile)
{
FileStream EzoneStream = EzoneFile.OpenRead();
PacketSize = 8192;
//包的数量
PacketCount = (int)(EzoneStream.Length / ((long)PacketSize));
//最后一个包的大小
LastDataPacket = (int)(EzoneStream.Length - ((long)(PacketSize * PacketCount)));
//指向远程服务端节点
IPEndPoint clientep = (IPEndPoint)client.RemoteEndPoint;
//发送[文件名]到客户端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(EzoneFile.Name));
//发送[包的大小]到客户端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(PacketSize.ToString()));
//发送[包的总数量]到客户端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(PacketCount.ToString()));
//发送[最后一个包的大小]到客户端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(LastDataPacket.ToString()));
bool isCut = false;
//数据包
byte[] data = new byte[PacketSize];
Position = 0;
//开始循环发送数据包
for (int i = 0; i < PacketCount; i++)
{
//从文件流读取数据并填充数据包
EzoneStream.Read(data, 0, data.Length);
//发送数据包
Position++;
stopwatch.Reset();
stopwatch.Start();
if (TransferFiles.SendVarData(client, data) == 3)
{
isCut = true;
return(false);
}
stopwatch.Stop();
if (stopwatch.ElapsedMilliseconds == 0)
{
speed = 0;
}
else
{
speed = (1000 * data.Length) / (int)(stopwatch.ElapsedMilliseconds * 1000);
}
}
//如果还有多余的数据包，则应该发送完毕！
if (LastDataPacket != 0)
{
data = new byte[LastDataPacket];
EzoneStream.Read(data, 0, data.Length);
TransferFiles.SendVarData(client, data);
}
PacketCount = Position = 0;
//关闭文件流
EzoneStream.Close();
return(true);
}
public void Create(object clientSocket)
{
while (true)
{
Socket client = clientSocket as Socket;
//获得客户端节点对象
IPEndPoint clientep = (IPEndPoint)client.RemoteEndPoint;
//获得[文件名]
string SendFileName = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
//获得[包的大小]
string bagSize = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
//获得[包的总数量]
bagCount = int.Parse(System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client)));
//获得[最后一个包的大小]
string bagLast = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
string fullPath = Path.Combine(Environment.CurrentDirectory, SendFileName);
//创建一个新文件
FileStream MyFileStream = new FileStream(fullPath, FileMode.Create, FileAccess.Write);
//已发送包的个数
SendedCount = 0;
Message temp = new Message("sys", SendFileName + "正在接收！", null);
FileReceived(temp.ToString());
while (SendedCount < (bagCount + 1))
{
stopwatch.Reset();
stopwatch.Start();
byte[] data = TransferFiles.ReceiveVarData(client);
stopwatch.Stop();
if (stopwatch.ElapsedMilliseconds == 0)
{
speed = 0;
}
else
{
speed = (1000 * data.Length) / (int)(stopwatch.ElapsedMilliseconds * 1000);
}
if (data.Length == 0)
{
break;
}
else
{
SendedCount++;
//将接收到的数据包写入到文件流对象
MyFileStream.Write(data, 0, data.Length);
//显示已发送包的个数
}
}
SendedCount = bagCount = 0;
//关闭文件流
MyFileStream.Close();
//关闭套接字
//client.Close();
Message temp1 = new Message("sys", SendFileName + "接收完毕！", null);
FileReceivedFinish(temp1.ToString());
}
}
