internal static Exception NewExceptionForReasonCode(int reasonCode)
{
var exception = new TeVirtualMidiException(ReasonCodeToString((Code)reasonCode));
exception.ReasonCode = reasonCode;
return(exception);
}
public void Shutdown()
{
if (!VirtualMIDIShutdown(instance))
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
}
public TeVirtualMidi(string portName, uint maxSysexLength, CreationOptions options, ref Guid manufacturer, ref Guid product)
{
instance = VirtualMIDICreatePortEx3(portName, IntPtr.Zero, IntPtr.Zero, maxSysexLength, (uint)options, ref manufacturer, ref product);
if (instance == IntPtr.Zero)
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
readBuffer = new byte[maxSysexLength];
readProcessIds = new ulong[17];
this.maxSysexLength = maxSysexLength;
}
public TeVirtualMidi(string portName, uint maxSysexLength = DefaultSysExSize, CreationOptions options = CreationOptions.ParseIncomingDataIntoValidMidi)
{
instance = VirtualMIDICreatePortEx2(portName, IntPtr.Zero, IntPtr.Zero, maxSysexLength, (uint)options);
if (instance == IntPtr.Zero)
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
readBuffer = new byte[maxSysexLength];
readProcessIds = new ulong[17];
this.maxSysexLength = maxSysexLength;
}
public void SendCommand(byte[] command)
{
if ((command == null) || (command.Length == 0))
{
return;
}
if (!VirtualMIDISendData(instance, command, (uint)command.Length))
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
}
public byte[] GetCommand()
{
uint length = maxSysexLength;
if (!VirtualMIDIGetData(instance, readBuffer, ref length))
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
byte[] outBytes = new byte[length];
Array.Copy(readBuffer, outBytes, length);
return(outBytes);
}
public ulong[] GetProcessIds()
{
uint length = 17 * sizeof(ulong);
uint count;
if (!VirtualMIDIGetProcesses(instance, readProcessIds, ref length))
{
int lastError = Marshal.GetLastWin32Error();
throw TeVirtualMidiException.NewExceptionForReasonCode(lastError);
}
count = length / sizeof(ulong);
ulong[] outIds = new ulong[count];
Array.Copy(readProcessIds, outIds, count);
return(outIds);
}
