/// <summary>
/// Creates a shared memory region view.
/// </summary>
/// <typeparam name="T">Memory region type.</typeparam>
/// <param name="sharedMemoryMapName"></param>
/// <param name="sharedMemorySize"></param>
/// <returns></returns>
public static SharedMemoryRegionView <T> CreateNew <T>(string sharedMemoryMapName, ulong sharedMemorySize)
where T : ICodegenProxy, new()
{
var memoryRegionView = new SharedMemoryRegionView <T>(SharedMemoryMapView.CreateNew(sharedMemoryMapName, sharedMemorySize));
MlosProxyInternal.MemoryRegionInitializer <T> memoryRegionInitializer = default;
memoryRegionInitializer.Initialize(memoryRegionView);
return(memoryRegionView);
}
/// <summary>
/// Creates or opens a shared memory region view.
/// </summary>
/// <typeparam name="T">Memory region type.</typeparam>
/// <param name="sharedMemoryMapName"></param>
/// <param name="sharedMemorySize"></param>
/// <returns></returns>
public static SharedMemoryRegionView <T> CreateOrOpen <T>(string sharedMemoryMapName, ulong sharedMemorySize)
where T : ICodegenProxy, new()
{
try
{
return(new SharedMemoryRegionView <T>(SharedMemoryMapView.OpenExisting(sharedMemoryMapName, sharedMemorySize)));
}
catch (FileNotFoundException)
{
var memoryRegionView = new SharedMemoryRegionView <T>(SharedMemoryMapView.CreateNew(sharedMemoryMapName, sharedMemorySize));
MlosProxyInternal.MemoryRegionInitializer <T> memoryRegionInitializer = default;
memoryRegionInitializer.Initialize(memoryRegionView);
return(memoryRegionView);
}
}
/// <summary>
/// Always create...
/// </summary>
/// <returns>InterProcessMlosContext instance.</returns>
public static InterProcessMlosContext Create()
{
// Create or open the memory mapped files.
//
SharedMemoryRegionView <MlosProxyInternal.GlobalMemoryRegion> globalMemoryRegionView = SharedMemoryRegionView.CreateNew <MlosProxyInternal.GlobalMemoryRegion>(GlobalMemoryMapName, SharedMemorySize);
SharedMemoryMapView controlChannelMemoryMapView = SharedMemoryMapView.CreateNew(ControlChannelMemoryMapName, SharedMemorySize);
SharedMemoryMapView feedbackChannelMemoryMapView = SharedMemoryMapView.CreateNew(FeedbackChannelMemoryMapName, SharedMemorySize);
// Create channel synchronization primitives.
//
NamedEvent controlChannelNamedEvent = NamedEvent.CreateOrOpen(ControlChannelSemaphoreName);
NamedEvent feedbackChannelNamedEvent = NamedEvent.CreateOrOpen(FeedbackChannelSemaphoreName);
return(new InterProcessMlosContext(
globalMemoryRegionView,
controlChannelMemoryMapView,
feedbackChannelMemoryMapView,
controlChannelNamedEvent,
feedbackChannelNamedEvent));
}
