/// <summary>
/// 取消发送文件事件方法
/// </summary>
/// <param name="md5"></param>
/// <param name="remoteIP"></param>
private void OnRequestCancelSendFile(string md5, IPEndPoint remoteIP)
{
ReceiveFileManager receiveFileManager;
if (ReceiveFileManagerList.TryGetValue(
md5,
out receiveFileManager))
{
OnFileReceiveCancel(
new FileReceiveEventArgs(receiveFileManager));
lock (_receivesyncLock)
{
ReceiveFileManagerList.Remove(md5);
receiveFileManager.Dispose();
receiveFileManager = null;
}
}
else
{
FileReceiveEventArgs fe = new FileReceiveEventArgs();
fe.Tag = md5;
OnFileReceiveCancel(fe);
}
Send(
(int)Command.ResponeCancelSendFile,
"OK",
remoteIP);
}
/// <summary>
/// 接收文件事件方法
/// </summary>
/// <param name="traFransfersFile"></param>
/// <param name="remoteEp"></param>
private void OnRecieveBuffer(
TraFransfersFile traFransfersFile,
IPEndPoint remoteEp)
{
ReceiveFileManager receiveFileManager;
if (!ReceiveFileManagerList.TryGetValue(
traFransfersFile.MD5,
out receiveFileManager))
{
return;
}
if (receiveFileManager != null)
{
ResponeTraFransfersFile responeTraFransfersFile;
int size = receiveFileManager.ReceiveBuffer(
traFransfersFile.Index,
traFransfersFile.Buffer);
if (receiveFileManager.Completed)
{
responeTraFransfersFile = new ResponeTraFransfersFile(
traFransfersFile.MD5,
size,
-2);
Send(
(int)Command.ResponeSendFilePack,
responeTraFransfersFile,
remoteEp);
}
else
{
responeTraFransfersFile = new ResponeTraFransfersFile(
traFransfersFile.MD5,
size,
receiveFileManager.GetNextReceiveIndex());
Send(
(int)Command.ResponeSendFilePack,
responeTraFransfersFile,
remoteEp);
}
OnFileReceiveBuffer(
new FileReceiveBufferEventArgs(
receiveFileManager, traFransfersFile.Buffer.Length));
}
}
/// <summary>
/// 允许接收
/// </summary>
/// <param name="e"></param>
public void AcceptReceive(RequestSendFileEventArgs e)
{
TraFransfersFileStart traFransfersFileStart = e.TraFransfersFileStart;
IPEndPoint remoteIP = e.RemoteIP;
ResponeTraFransfersFile responeTraFransfersFile;
if (e.Cancel)
{
responeTraFransfersFile = new ResponeTraFransfersFile(
traFransfersFileStart.MD5, 0, -1);
Send((int)Command.ResponeSendFile, responeTraFransfersFile, remoteIP);
}
else
{
ReceiveFileManager receiveFileManager;
if (!ReceiveFileManagerList.TryGetValue(
traFransfersFileStart.MD5,
out receiveFileManager))
{
receiveFileManager = new ReceiveFileManager(
traFransfersFileStart.MD5,
e.Path,
traFransfersFileStart.FileName,
traFransfersFileStart.PartCount,
traFransfersFileStart.PartSize,
traFransfersFileStart.Length,
remoteIP);
receiveFileManager.ReceiveFileComplete +=
new FileReceiveCompleteEventHandler(
ReceiveFileManagerReceiveFileComplete);
receiveFileManager.ReceiveFileTimeout +=
new EventHandler(ReceiveFileManagerReceiveFileTimeout);
ReceiveFileManagerList.Add(
traFransfersFileStart.MD5,
receiveFileManager);
receiveFileManager.Start();
}
responeTraFransfersFile = new ResponeTraFransfersFile(
traFransfersFileStart.MD5, 0, 0);
Send((int)Command.ResponeSendFile, responeTraFransfersFile, remoteIP);
}
}
/// <summary>
/// 取消接收
/// </summary>
/// <param name="md5"></param>
/// <param name="remoteIP"></param>
public void CancelReceive(string md5, IPEndPoint remoteIP)
{
ReceiveFileManager receiveFileManager;
if (ReceiveFileManagerList.TryGetValue(
md5,
out receiveFileManager))
{
Send(
(int)Command.RequestCancelReceiveFile,
md5,
remoteIP);
lock (_receivesyncLock)
{
ReceiveFileManagerList.Remove(md5);
receiveFileManager.Dispose();
receiveFileManager = null;
}
}
}