private void Start_Download()
{
try {
st.Download();
if (st.Protocol == SecureTransfer.SSHTransferProtocol.SFTP)
{
SftpFileAttributes att = st.SftpClt.GetAttributes(st.SrcFile);
var fileSize = att.Size;
while (!st.async_download_result.IsCompleted)
{
var max = fileSize > int.MaxValue
? Convert.ToInt32(fileSize / 1024)
: Convert.ToInt32(fileSize);
var cur = fileSize > int.MaxValue
? Convert.ToInt32(st.async_download_result.DownloadedBytes / 1024)
: Convert.ToInt32(st.async_download_result.DownloadedBytes);
Show_Progress(cur, max);
Thread.Sleep(100);
}
}
st.End_Download();
pFrmApp.JS_Function(this.callback_error, "传输完毕");
st.Disconnect();
st.Dispose();
} catch (Exception ex) {
pFrmApp.JS_Function(this.callback_error, ex.ToString());
st?.Disconnect();
st?.Dispose();
}
}
public void ftp_list_sub()
{
string strReturn = "";
SecureTransfer.SSHTransferProtocol Protocol = SecureTransfer.SSHTransferProtocol.SFTP;
try {
st = new SecureTransfer(hosts, user, password,
int.Parse(port), Protocol);
st.Connect();
switch (Protocol)
{
case SecureTransfer.SSHTransferProtocol.SFTP:
st.asyncCallback = AsyncCallback;
break;
}
strReturn = st.List_File(dir);
} catch (Exception ex) {
pFrmApp.JS_Function(this.callback_error, ex.ToString());
st?.Disconnect();
st?.Dispose();
}
pFrmApp.Call_Event(callback, strReturn);
}
public void ftp_download(
string hosts, string user,
string password, string port,
string source_file, string dest_file,
string callback_status,
string callback_error)
{
this.callback_status = callback_status;
this.callback_error = callback_error;
SecureTransfer.SSHTransferProtocol Protocol = SecureTransfer.SSHTransferProtocol.SFTP;
try {
st = new SecureTransfer(hosts, user, password,
int.Parse(port), Protocol,
source_file, dest_file);
st.Connect();
switch (Protocol)
{
case SecureTransfer.SSHTransferProtocol.SFTP:
st.asyncCallback = AsyncCallback;
break;
}
var t = new Thread(Start_Download);
t.SetApartmentState(ApartmentState.STA);
t.IsBackground = true;
t.Start();
} catch (Exception ex) {
pFrmApp.JS_Function(this.callback_error, ex.ToString());
st?.Disconnect();
st?.Dispose();
}
}