static void Main(string[] args)
{
dgnFile = args[0];
jpgFile = dgnFile.Replace(".dgn", ".jpg");
pkgInfo.IsHeader = true;
pkgInfo.Length = pkgHeaderSize;
if (client.Connect("192.168.2.18", 1138) == true)
{
using (var fs = new FileStream(dgnFile, FileMode.Open))
{
// 封包体
byte[] bodyBytes = new byte[fs.Length];
fs.Read(bodyBytes, 0, bodyBytes.Length);
fs.Close();
// 封包头
PkgHeader header = new PkgHeader();
header.Id = ++id;
header.BodySize = bodyBytes.Length;
byte[] headerBytes = client.StructureToByte <PkgHeader>(header);
// 组合最终发送的封包 (封包头+封包体)
byte[] sendBytes = GetSendBuffer(headerBytes, bodyBytes);
client.Send(sendBytes, sendBytes.Length);
}
}
client.OnReceive += Client_OnReceive;
System.Diagnostics.Process.GetCurrentProcess().WaitForExit();
}
private static HandleResult Client_OnReceive(TcpPullClient sender, int length)
{
#region 收数据
// 需要长度
int required = pkgInfo.Length;
// 剩余大小
int remain = length;
while (remain >= required)
{
IntPtr bufferPtr = IntPtr.Zero;
try
{
remain -= required;
bufferPtr = Marshal.AllocHGlobal(required);
if (client.Fetch(bufferPtr, required) == FetchResult.Ok)
{
if (pkgInfo.IsHeader == true)
{
PkgHeader header = (PkgHeader)Marshal.PtrToStructure(bufferPtr, typeof(PkgHeader));
required = header.BodySize;
}
else
{
//intptr转byte[]
byte[] bytes = new byte[required];
Marshal.Copy(bufferPtr, bytes, 0, required);
using (var fs = new FileStream(jpgFile, FileMode.Create))
{
fs.Write(bytes, 0, bytes.Length);
fs.Close();
}
required = pkgHeaderSize;
}
// 在后面赋值,因为前面需要用到pkgInfo.Length
pkgInfo.IsHeader = !pkgInfo.IsHeader;
pkgInfo.Length = required;
if (client.SetExtra(pkgInfo) == false)
{
return(HandleResult.Error);
}
}
}
catch
{
return(HandleResult.Error);
}
finally
{
if (bufferPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(bufferPtr);
bufferPtr = IntPtr.Zero;
}
}
}
#endregion
if (File.Exists(jpgFile))
{
Console.WriteLine("succeed");
System.Diagnostics.Process.GetCurrentProcess().Kill();
}
return(HandleResult.Ok);
}
