#define LOOPBACK
using System;
using static MAXT.MXFoundation.mxf;
using System.Runtime.InteropServices;
using System.Text;
namespace hdlc_example
{
class hdlc
{
const int MAX_TX_RECORDS_TO_TRANSMIT = 8;
public static void Main(string[] args)
{
UInt32 rc;
UInt64 server = 0;
UInt64 rxChannel = 0;
UInt64 txChannel = 0;
UInt64 rxBuffer = 0;
UInt64 txBuffer = 0;
uint txBufferSize = 0;
uint rxBufferSize = 0;
IntPtr rxHostBuffer = IntPtr.Zero;
IntPtr txHostBuffer = IntPtr.Zero;
IntPtr recPtr = IntPtr.Zero;
UInt64 rxAcqStatus = 0;
UInt64 msgCount = 0;
UInt64 byteCount = 0;
UInt64 data;
UInt32 word;
MXF_SYSTEM_INIT_ATTRIBUTE_UINT64_HANDLER _initHandler = initHandler;
{
data = new UInt16[2048]
};
#if LOCAL
#else
rc =
mxfServerConnect(
"192.168.0.1",
"admin",
"admin", Convert.ToUInt64(
false), out server);
#endif
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
{
Console.WriteLine("Starting ...");
}
if (rc == MAXT_SUCCESS)
rc =
mxfChannelGet(server, MXF_CLASS_HDLC, MXF_SCLASS_RX_CHANNEL, MXF_MODULE_MULTI_EH, 0, out rxChannel);
if (rc == MAXT_SUCCESS)
rc =
mxfChannelGet(server, MXF_CLASS_HDLC, MXF_SCLASS_TX_CHANNEL, MXF_MODULE_MULTI_EH, 0, out txChannel);
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
rc =
mxfAttributeUint64Set(rxChannel, KMXF_HDLC_ELECTRICAL_INTERFACE, VMXF_HDLC_ELECTRICAL_INTERFACE_RS422);
if (rc == MAXT_SUCCESS)
rc =
mxfAttributeUint64Set(txChannel, KMXF_HDLC_ELECTRICAL_INTERFACE, VMXF_HDLC_ELECTRICAL_INTERFACE_RS422);
if (rc == MAXT_SUCCESS)
rc =
mxfAttributeUint64Set(txChannel, KMXF_HDLC_TX_INTERFRAME_TIME_FILL, VMXF_HDLC_TX_INTERFRAME_TIME_FILL_NONE);
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if(rc == MAXT_SUCCESS)
#if LOOPBACK
if (rc == MAXT_SUCCESS)
#endif
if (rc == MAXT_SUCCESS)
{
txBufferSize = 1 * 1024 * 1024;
if (rc == MAXT_SUCCESS)
{
try
{
txHostBuffer = Marshal.AllocHGlobal((int)txBufferSize);
}
catch (OutOfMemoryException)
{
rc = MAXT_ERROR_MEM;
}
}
}
if (rc == MAXT_SUCCESS)
{
rxBufferSize = 1 * 1024 * 1024;
if (rc == MAXT_SUCCESS)
{
try
{
rxHostBuffer = Marshal.AllocHGlobal((int)rxBufferSize);
}
catch (OutOfMemoryException)
{
rc = MAXT_ERROR_MEM;
}
}
}
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
{
recPtr = txHostBuffer;
for (data = 0; (data < MAX_TX_RECORDS_TO_TRANSMIT) && (rc == MAXT_SUCCESS); data++)
{
for (word = 0; word < rec.
dataSize / 2; word++)
{
rec.
data[word] = (UInt16)(0x0101 * data);
}
Marshal.StructureToPtr(rec, recPtr, false);
}
}
if (rc == MAXT_SUCCESS)
{
Console.WriteLine("Transmitting ...");
}
if (rc == MAXT_SUCCESS)
if (rc == MAXT_SUCCESS)
{
Console.WriteLine("Receiving ...");
rc =
mxfHDLCRxAcqRead(rxBuffer, 0, rxBufferSize, out rxAcqStatus, out msgCount, out byteCount, rxHostBuffer);
}
if (rc == MAXT_SUCCESS)
Console.WriteLine("String received count = {0} ", msgCount);
if (rc == MAXT_SUCCESS)
{
DisplayDataArray(msgCount, rxHostBuffer);
}
if (rc == MAXT_SUCCESS)
if (txChannel)
if (rxChannel)
if (txBuffer != 0)
if (rxBuffer != 0)
if (txHostBuffer != IntPtr.Zero)
Marshal.FreeHGlobal(txHostBuffer);
if (rxHostBuffer != IntPtr.Zero)
Marshal.FreeHGlobal(rxHostBuffer);
if (rc != MAXT_SUCCESS)
{
StringBuilder buffer = new StringBuilder(256);
buffer.Append(string.Format("ERROR # 0x{0:x8}", rc));
Console.WriteLine(buffer);
}
Console.WriteLine("Terminating ...");
Console.WriteLine();
Console.WriteLine("Press a key to terminate");
Console.Read();
return;
}
private static UInt32 initHandler(UInt64 server, UInt64 deviceIndex, UInt64 moduleIndex, UInt64 channelIndex, UInt64 attrib, ref UInt64 value)
{
UInt64 device;
UInt32 rc;
if (attrib == KMXF_CHANNEL_CLASS)
{
if (rc == MAXT_SUCCESS)
if ((rc == MAXT_SUCCESS) && ((deviceInfo.modules[moduleIndex].type == MXF_MODULE_MULTI_EH) || (deviceInfo.modules[moduleIndex].type == MXF_MODULE_MULTI)))
{
if ((channelIndex == 0) || (channelIndex == deviceInfo.modules[moduleIndex].txCount))
{
value = MXF_CLASS_HDLC;
return Convert.ToUInt32(true);
}
else if ((channelIndex == 4) || (channelIndex == deviceInfo.modules[moduleIndex].txCount + 4))
{
value = MXF_CLASS_CLOCK;
return Convert.ToUInt32(true);
}
}
}
return Convert.ToUInt32(false);
}
private static void DisplayDataArray(UInt64 recNum, IntPtr rec)
{
UInt64 iRec,
iData;
UInt32 rc = MAXT_SUCCESS;
IntPtr recPtr = rec;
{
data= new UInt16[2048]
};
Console.WriteLine();
for (iRec = 0; (iRec < recNum) && (rc == MAXT_SUCCESS); iRec++)
{
for (iData = 0; iData < p.
dataSize / 2; iData++)
{
Console.Write(
"{0:x4}", p.
data[iData]);
if ((((iData + 1) % 8) == 0) && (iData + 1 < p.
dataSize / 2))
Console.Write("\n ");
}
Console.WriteLine();
}
}
}
}