private void SendFile(string fileName)
{
FileInfo f = new FileInfo(fileName);
string md5 = PUtility.CalculateMD5(fileName);
FileMeta fileMeta = new FileMeta(
f.Length,
fileName,
md5);
fileMeta.Type = (int)PacketType.FileMeta;
Packet.Serialize(fileMeta).CopyTo(this.sendBuf, 0);
this.Send();
Recv();
ACK ack = (ACK)Packet.Deserialize(this.recvBuf);
if (ack.isOK == false)
{ // same name file
ack = new ACK(false);
if (MessageBox.Show("A same name already exists.\r\n\r\n" +
"Do you want version control?", "FM", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
ack.isOK = true;
}
Packet.Serialize(ack).CopyTo(this.sendBuf, 0);
this.Send();
}
if (f.Length != 0)
{
byte[] file = File.ReadAllBytes(fileName);
this.stream.Write(file, 0, file.Length);
this.stream.Flush();
}
Recv();
ack = (ACK)Packet.Deserialize(this.recvBuf);
if (ack.isOK)
{
//MessageBox.Show("성공적으로 업로드하였습니다!");
}
else
{
MessageBox.Show("파일 업로드 실패");
}
}
private void HandleFileMeta()
{
FileMeta fileMeta = (FileMeta)Packet.Deserialize(this.recvBuf);
this.Invoke(new MethodInvoker(delegate()
{
txtLog.AppendText("File Name : " + fileMeta.fileName + "\r\n");
txtLog.AppendText("File Hash : " + fileMeta.md5Hash + "\r\n");
}));
ACK ack = new ACK();
ack.Type = (int)PacketType.ACK;
if (File.Exists(pathCur + Path.GetFileName(fileMeta.fileName)))
{
ack.isOK = false;
Packet.Serialize(ack).CopyTo(this.sendBuf, 0);
this.Send();
Recv();
ack = (ACK)Packet.Deserialize(this.recvBuf);
if (ack.isOK == true)
{
// version
try
{
PUtility.CompressWithVersion(pathCur + Path.GetFileName(fileMeta.fileName));
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
}
else
{
Packet.Serialize(ack).CopyTo(this.sendBuf, 0);
this.Send();
}
FileStream fs = File.Open(pathCur +
Path.GetFileName(fileMeta.fileName), FileMode.Create);
BinaryWriter writer = new BinaryWriter(fs);
int nRecv = 0;
long nRemain = fileMeta.fileLength;
byte[] buff = new byte[PUtility.BUF_LEN];
try
{
if (fileMeta.fileLength != 0)
{
while ((nRecv = stream.Read(buff, 0, buff.Length)) > 0)
{
writer.Write(buff, 0, nRecv);
writer.Flush();
nRemain -= nRecv;
if (nRemain <= 0)
{
break;
}
}
}
}
catch
{
ACK ackFail = new ACK(false);
ackFail.Type = (int)PacketType.ACK;
Packet.Serialize(ackFail).CopyTo(this.sendBuf, 0);
this.Send();
}
finally
{
writer.Close();
fs.Close();
}
string md5 = PUtility.CalculateMD5(pathCur +
Path.GetFileName(fileMeta.fileName));
if (String.Compare(md5, fileMeta.md5Hash) == 0)
{
ACK ackSuc = new ACK();
ackSuc.Type = (int)PacketType.ACK;
Packet.Serialize(ackSuc).CopyTo(this.sendBuf, 0);
this.Send();
File.WriteAllText(pathCur +
Path.GetFileNameWithoutExtension(fileMeta.fileName) +
".gpg", md5);
}
else
{
ACK ackFail = new ACK(false);
ackFail.Type = (int)PacketType.ACK;
Packet.Serialize(ackFail).CopyTo(this.sendBuf, 0);
this.Send();
}
}