/// <summary>
/// 发送
/// </summary>
public void StartSend()
{
//创建一个文件对象
FileInfo EzoneFile = new FileInfo(filename);
//打开文件流
FileStream EzoneStream = EzoneFile.OpenRead();
//包的大小
int PacketSize = 100000;
//包的数量
int PacketCount = (int)(EzoneStream.Length / ((long)PacketSize));
//最后一个包的大小
int LastDataPacket = (int)(EzoneStream.Length - ((long)(PacketSize * PacketCount)));
//指向远程服务端节点
IPEndPoint ipep = new IPEndPoint(IPAddress.Parse(ip), port);
//创建套接字
Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//连接到发送端
client.Connect(ipep);
//获得客户端节点对象
IPEndPoint clientep = (IPEndPoint)client.RemoteEndPoint;
//获得客户端的IP地址
//this.textBox7.Text=clientep.Address.ToString();
//发送[文件名]到客户端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(genfile));
//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()));
//数据包
byte[] data = new byte[PacketSize];
//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
TransferFiles.SendVarData(client, data);
}
//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);
}
//关闭套接字
client.Close();
//关闭文件流
EzoneStream.Close();
}
public void StartReceive()
{
//创建一个网络端点
IPEndPoint ipep = new IPEndPoint(IPAddress.Parse(ip), port);
//创建网络监听
lisner = new TcpListener(ipep);
lisner.Start();
while (true)
{
////确认连接
if (!lisner.Pending())
{
Thread.Sleep(1000);
continue;
}
flag = false;
Socket client = lisner.AcceptSocket();
//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]
int 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));
//创建一个新文件
string fileFullName = filename + SendFileName;
FileStream MyFileStream = new FileStream(fileFullName, FileMode.Create, FileAccess.Write, FileShare.Read);
//已发送包的个数
int SendedCount = 0;
while (true)
{
byte[] data = TransferFiles.ReceiveVarData(client);
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);
}
}
//关闭文件流
MyFileStream.Close();
//关闭套接字
client.Close();
flag = true;
}
}
/// <summary>
/// 向后台发送文件
/// </summary>
/// <param name="address"></param>
/// <param name="port"></param>
private void readFileStream(String address, int port)
{
Socket client = null;
FileStream EzoneStream = null;
try
{
// 读取文件流
string path = txtDocUpload.Text;
FileInfo EzoneFile = new FileInfo(path);
EzoneStream = EzoneFile.OpenRead();
// 包大小
int PacketSize = 100000;
// 共有多少个包
int PacketCount = (int)(EzoneStream.Length / ((long)PacketSize));
// 最后一个包大小
int LastDataPacket = (int)(EzoneStream.Length - ((long)(PacketSize * PacketCount)));
// 建立socket
IPEndPoint ipep = new IPEndPoint(IPAddress.Parse(address), port);
client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
client.Connect(ipep);
// 发送文件到后台
byte[] data = new byte[PacketSize];
for (int i = 0; i < PacketCount; i++)
{
EzoneStream.Read(data, 0, data.Length);
TransferFiles.SendVarData(client, data);
}
if (LastDataPacket != 0)
{
data = new byte[LastDataPacket];
EzoneStream.Read(data, 0, data.Length);
TransferFiles.SendVarData(client, data);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
if (client != null)
{
client.Close();
}
if (EzoneStream != null)
{
EzoneStream.Close();
}
}
}
