public int NI_USB3_ReadData_M(
UInt32[] data,
UInt32 count,
UInt32 address,
USB_BUS_MODE bus_mode,
UInt32 timeout_ms,
ref UInt32 read_data,
ref UInt32 valid_data
)
{
IntPtr read_data_ptr = new IntPtr(1);
IntPtr valid_data_ptr = new IntPtr(1);
mut.WaitOne();
int retcode = NI_USB3_ReadData(
data,
count,
address,
bus_mode,
timeout_ms,
Handle,
ref read_data_ptr,
ref valid_data_ptr
);
read_data = (UInt32)read_data_ptr.ToInt32();
valid_data = (UInt32)valid_data_ptr.ToInt32();
mut.ReleaseMutex();
return(retcode);
}
public int NI_USB3_WriteData_M(
UInt32[] data,
UInt32 count,
UInt32 address,
USB_BUS_MODE bus_mode,
UInt32 timeout_ms,
ref UInt32 written_data)
{
//IntPtr unmanagedPointer = Marshal.AllocHGlobal((Int32) count);
IntPtr written_data_ptr = new IntPtr(written_data);
mut.WaitOne();
int retcode = NI_USB3_WriteData(
data,
count,
address,
bus_mode,
timeout_ms,
Handle,
ref written_data_ptr);
written_data = (UInt32)written_data_ptr.ToInt32();
mut.ReleaseMutex();
return(retcode);
}
unsafe private static extern int NI_USB3_WriteData(
UInt32[] data,
UInt32 count,
UInt32 address,
USB_BUS_MODE bus_mode,
UInt32 timeout_ms,
IntPtr handle,
ref IntPtr written_data);
unsafe private static extern int NI_USB3_ReadData(
UInt32[] data,
UInt32 count,
UInt32 address,
USB_BUS_MODE bus_mode,
UInt32 timeout_ms,
IntPtr handle,
ref IntPtr read_data,
ref IntPtr valid_data
);
