public LibsnesApi(string dllPath)
{
InstanceName = "libsneshawk_" + Guid.NewGuid().ToString();
var pipeName = InstanceName;
mmf = MemoryMappedFile.CreateNew(pipeName, 1024 * 1024);
mmva = mmf.CreateViewAccessor();
mmva.SafeMemoryMappedViewHandle.AcquirePointer(ref mmvaPtr);
pipe = new NamedPipeServerStream(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.None, 1024 * 1024, 1024);
instanceDll = new InstanceDll(dllPath);
var dllinit = (DllInit)Marshal.GetDelegateForFunctionPointer(instanceDll.GetProcAddress("DllInit"), typeof(DllInit));
dllinit(pipeName);
//TODO - start a thread to wait for process to exit and gracefully handle errors? how about the pipe?
pipe.WaitForConnection();
rbuf = new IPCRingBuffer();
wbuf = new IPCRingBuffer();
rbuf.Allocate(1024);
wbuf.Allocate(1024);
rbufstr = new IPCRingBufferStream(rbuf);
wbufstr = new IPCRingBufferStream(wbuf);
rstream = new SwitcherStream();
wstream = new SwitcherStream();
rstream.SetCurrStream(pipe);
wstream.SetCurrStream(pipe);
brPipe = new BinaryReader(rstream);
bwPipe = new BinaryWriter(wstream);
WritePipeMessage(eMessage.eMessage_SetBuffer);
bwPipe.Write(1);
WritePipeString(rbuf.Id);
WritePipeMessage(eMessage.eMessage_SetBuffer);
bwPipe.Write(0);
WritePipeString(wbuf.Id);
bwPipe.Flush();
}
public LibRetro(string modulename)
{
dll = new InstanceDll(modulename);
if (!ConnectAllEntryPoints())
{
dll.Dispose();
throw new Exception("ConnectAllEntryPoints() failed. The console may contain more details.");
}
}