public async Task SendAsync(FileBuffer buffer)
{
byte[] sendData = buffer.Serialize();
{
writer.WriteInt32(Encoding.UTF8.GetByteCount(buffer.bufferData));
writer.WriteBytes(sendData);
await writer.StoreAsync();
await writer.FlushAsync();
writer.WriteInt32(buffer.FileLen);
await writer.StoreAsync();
uint total = (uint)buffer.FileLen;
writer.WriteBytes(buffer.FileData);
await writer.StoreAsync();
}
}
public async Task StartListener()
{
// Debug.WriteLine("Listner : Start Receive");
listner.ConnectionReceived += async(s, e) =>
{
writer = new DataWriter(e.Socket.OutputStream);
client = e.Socket;
Debug.WriteLine("Listner : ConnectReceived");
using (DataReader reader = new DataReader(e.Socket.InputStream))
{
try
{
ClientConnected = true;
while (true)
{
uint sizeFiledCount = await reader.LoadAsync(4);
if (sizeFiledCount != 4)
{
break;
}
sizeFiledCount = reader.ReadUInt32();
Debug.WriteLine(sizeFiledCount);
uint message_len = await reader.LoadAsync(sizeFiledCount);
string message = reader.ReadString(message_len);
var bufferInfo = message.Split(new char[] { '@' });
if (bufferInfo[0] == "LoginData")
{
LoginDataBuffer buffer;
if (bufferInfo[1] == "Success")
{
buffer = new LoginDataBuffer(message, true);
}
else
{
buffer = new LoginDataBuffer(message, false);
}
if (LoginDataReceived != null)
{
LoginDataReceived(buffer);
}
}
else if (bufferInfo[0] == "Download")
{
var buffer = new FileBuffer();
buffer.FileName = bufferInfo[1];
Debug.WriteLine(buffer.FileName);
await reader.LoadAsync(4);
buffer.FileLen = reader.ReadInt32();
Debug.WriteLine("Read FileLen:" + buffer.FileLen.ToString());
StorageFolder folder = ApplicationData.Current.LocalFolder;
// Debug.WriteLine(folder.Path);
var file = await folder.CreateFileAsync(buffer.FileName, CreationCollisionOption.ReplaceExisting);
using (var stream = await file.OpenStreamForWriteAsync())
{
int index = 0;
int total = buffer.FileLen;
uint numReadBytes;
do
{
numReadBytes = await reader.LoadAsync(1024);
byte[] b = new byte[numReadBytes];
reader.ReadBytes(b);
stream.Write(b, 0, (int)numReadBytes);
}while (numReadBytes > 0);
}
using (var stream = await file.OpenStreamForReadAsync())
{
buffer.FileData = new byte[stream.Length];
stream.Read(buffer.FileData, 0, buffer.FileData.Length);
}
if (FileReceived != null)
{
FileReceived(buffer);
}
// Debug.WriteLine("Complete File Received");
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
e.Socket.Dispose();
}
}
};
await listner.BindEndpointAsync(new HostName(ip), "" + port);
}
