private void buttonAsyncClientFileSend_Click(object sender, EventArgs e)
{
AsyncClientObject ao = new AsyncClientObject(1);
ao.buffer = Encoding.UTF8.GetBytes("AsyncFileTrans/");
ao.workSocket = socketConAsyncClient;
if (fileWorkClientAcceptSocket != null)
{
if (!fileWorkClientAcceptSocket.IsBound)
{
asyncCbClientFileAccept = new AsyncCallback(AsyncHandleClientFileAccept);
asyncCbClientFileSend = new AsyncCallback(AsyncHandleClientFileSend);
asyncCbClientFileRecv = new AsyncCallback(AsyncHandleClientFileRecv);
fileWorkClientAcceptSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
fileWorkClientAcceptSocket.Bind(new IPEndPoint(IPAddress.Parse(labelAsyncClient2.Text), 8889));
fileWorkClientAcceptSocket.Listen(5);
fileWorkClientAcceptSocket.BeginAccept(asyncCbClientFileAccept, null);
}
}
else
{
asyncCbClientFileAccept = new AsyncCallback(AsyncHandleClientFileAccept);
asyncCbClientFileSend = new AsyncCallback(AsyncHandleClientFileSend);
asyncCbClientFileRecv = new AsyncCallback(AsyncHandleClientFileRecv);
fileWorkClientAcceptSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
fileWorkClientAcceptSocket.Bind(new IPEndPoint(IPAddress.Parse(labelAsyncClient2.Text), 8889));
fileWorkClientAcceptSocket.Listen(5);
fileWorkClientAcceptSocket.BeginAccept(asyncCbClientFileAccept, null);
}
buttonAsyncClientFileSend.Enabled = false;
socketConAsyncClient.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientSend, ao);
}
private void AsyncHandleClientImageAccept(IAsyncResult ar)
{
ImageAsyncClientAccepttSocket = ImageAsyncClientAccepttSocket.EndAccept(ar);
IPEndPoint ipEPAcceptClient = (IPEndPoint)ImageAsyncClientAccepttSocket.RemoteEndPoint;
if (ImageAsyncClientAccepttSocket.Connected)
listBoxAsyncClient.Items.Add(ipEPAcceptClient.Address + "에서 이미지서버 접속함.");
listBoxAsyncClient.SelectedIndex = listBoxAsyncClient.Items.Count - 1;
AsyncClientObject ao = new AsyncClientObject(4096);
ao.workSocket = ImageAsyncClientAccepttSocket;
ImageAsyncClientAccepttSocket.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientImageReceive, ao);
}
private void AsyncHandleClientImageConnect(IAsyncResult ar)
{
Socket sock = (Socket)ar.AsyncState;
try
{
sock.EndConnect(ar);
if (sock.Connected)
{
AsyncClientObject ao = new AsyncClientObject(4096);
ao.workSocket = sock;
listBoxAsyncClient.Items.Add("이미지서버 접속 완료");
listBoxAsyncClient.SelectedIndex = listBoxAsyncClient.Items.Count - 1;
sock.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientImageReceive, ao);
}
else
{
sock.Close();
}
}
catch (Exception e1)
{
MessageBox.Show(e1.Message);
}
}
private void AsyncHandleClientFileAccept(IAsyncResult ar)
{
fileWorkClientAcceptSocket = fileWorkClientAcceptSocket.EndAccept(ar);
IPEndPoint ipEPAcceptClient = (IPEndPoint)fileWorkClientAcceptSocket.RemoteEndPoint;
listBoxAsyncClient.Items.Add(ipEPAcceptClient.Address + "에서 파일서버 접속함.");
listBoxAsyncClient.SelectedIndex = listBoxAsyncClient.Items.Count - 1;
AsyncClientObject ao = new AsyncClientObject(4096);
ao.workSocket = fileWorkClientAcceptSocket;
fileWorkClientAcceptSocket.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientFileRecv, ao);
}
private void AsyncHandleClientConnect(IAsyncResult ar)
{
Socket sock = (Socket)ar.AsyncState;
try
{
sock.EndConnect(ar);
if (sock.Connected)
{
AsyncClientObject ao = new AsyncClientObject(4096);
ao.workSocket = sock;
sock.BeginReceive(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientrecv, ao);
listBoxAsyncClient.Items.Add("서버에 연결되었습니다.");
buttonAsyncClientConnect.Enabled = false;
buttonAsyncClientFileSend.Enabled = true;
buttonAsyncClientSend.Enabled = true;
buttonAsyncClientSendPicture.Enabled = true;
}
else
{
listBoxAsyncClient.Items.Add("연결에 실패하였습니다.");
sock.Close();
}
}
catch (Exception e1)
{
MessageBox.Show(e1.Message);
}
listBoxAsyncClient.SelectedIndex = listBoxAsyncClient.Items.Count - 1;
}
public void AsyncClientSendImage()
{
byte[] btImage = msPictureAsyncClient.ToArray();
AsyncClientObject ao2 = new AsyncClientObject(1);
ao2.workSocket = ImageAsyncClientAccepttSocket;
ao2.buffer = btImage;
Thread.Sleep(100);
ImageAsyncClientAccepttSocket.Send(ao2.buffer);
buttonAsyncClientSendPicture.Enabled = true;
//if(ImageAsyncClientAccepttSocket.Connected)
//{
// ImageAsyncClientAccepttSocket.BeginSend(ao2.buffer, 0, ao2.buffer.Length, SocketFlags.None, asyncCbClientImageSend, ao2);
//}
//else
//{
// listBoxAsyncClient.Items.Add("재시도중. . .");
// AsyncClientSendImage();
//}
}
private void buttonAsyncClientSend_Click(object sender, EventArgs e)
{
AsyncClientObject ao = new AsyncClientObject(1);
ao.buffer = Encoding.UTF8.GetBytes("클라이언트(비동기) : " + textBoxAsyncClientSend.Text);
textBoxAsyncClientSend.Text = "";
ao.workSocket = socketConAsyncClient;
socketConAsyncClient.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientSend, ao);
}
private void buttonAsyncClientSendPicture_Click(object sender, EventArgs e)
{
openFileDialog1.Filter = "이미지|*.png;*.jpg;*.jpeg;*.bmp;*.gif;*.psd";
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
pictureBoxAsyncClient.Image = Bitmap.FromFile(openFileDialog1.FileName);
if (msPictureAsyncClient != null)
{
msPictureAsyncClient.Close();
msPictureAsyncClient.Dispose();
}
msPictureAsyncClient = new MemoryStream();
pictureBoxAsyncClient.Image.Save(msPictureAsyncClient, System.Drawing.Imaging.ImageFormat.Png);
AsyncClientObject ao = new AsyncClientObject(1);
ao.buffer = Encoding.UTF8.GetBytes("ImageSend/" + msPictureAsyncClient.Length + "/");
ao.workSocket = socketConAsyncClient;
if (ImageAsyncClientAccepttSocket != null)
{
if (!ImageAsyncClientAccepttSocket.IsBound)
{
asyncCbClientImageAccept = new AsyncCallback(AsyncHandleClientImageAccept);
asyncCbClientImageSend = new AsyncCallback(AsyncHandleClientImageSend);
asyncCbClientImageReceive = new AsyncCallback(AsyncHandleClientImageReceive);
ImageAsyncClientAccepttSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
ImageAsyncClientAccepttSocket.Bind(new IPEndPoint(IPAddress.Parse(labelAsyncClient2.Text), 7879));
ImageAsyncClientAccepttSocket.Listen(5);
ImageAsyncClientAccepttSocket.BeginAccept(asyncCbClientImageAccept, null);
}
}
else
{
asyncCbClientImageAccept = new AsyncCallback(AsyncHandleClientImageAccept);
asyncCbClientImageSend = new AsyncCallback(AsyncHandleClientImageSend);
asyncCbClientImageReceive = new AsyncCallback(AsyncHandleClientImageReceive);
ImageAsyncClientAccepttSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
ImageAsyncClientAccepttSocket.Bind(new IPEndPoint(IPAddress.Parse(labelAsyncClient2.Text), 7879));
ImageAsyncClientAccepttSocket.Listen(5);
ImageAsyncClientAccepttSocket.BeginAccept(asyncCbClientImageAccept, null);
}
socketConAsyncClient.BeginSend(ao.buffer, 0, ao.buffer.Length, SocketFlags.None, asyncCbClientSend, ao);
openFileDialog1.Dispose();
}
else
{
openFileDialog1.Dispose();
}
}
