public static bool SendBytesToPrinter(string szPrinterName, IntPtr pBytes, int dwCount)
{
int num = 0;
IntPtr hPrinter = new IntPtr(0);
RawPrinterHelper.DOCINFOA dOCINFOA = new RawPrinterHelper.DOCINFOA();
bool flag = false;
dOCINFOA.pDocName = "LabelFile" + DateTime.Now.ToString("yyyyMMddHHmmss");
dOCINFOA.pDataType = "RAW";
if (RawPrinterHelper.OpenPrinter(szPrinterName.Normalize(), out hPrinter, IntPtr.Zero))
{
if (RawPrinterHelper.StartDocPrinter(hPrinter, 1, dOCINFOA))
{
if (RawPrinterHelper.StartPagePrinter(hPrinter))
{
flag = RawPrinterHelper.WritePrinter(hPrinter, pBytes, dwCount, out num);
RawPrinterHelper.EndPagePrinter(hPrinter);
}
RawPrinterHelper.EndDocPrinter(hPrinter);
}
RawPrinterHelper.ClosePrinter(hPrinter);
}
if (!flag)
{
int lastWin32Error = Marshal.GetLastWin32Error();
}
return(flag);
}
public static extern bool StartDocPrinter(IntPtr hPrinter, int level, [MarshalAs(UnmanagedType.LPStruct)][In] RawPrinterHelper.DOCINFOA di);
