public CallbackHolder(DotNetCallback toWrap, NativeNodeHost parent)
{
Wrapped = toWrap;
_wrapper = OnCalled;
CallbackPtr = Marshal.GetFunctionPointerForDelegate(_wrapper);
_parent = parent;
}
public TaskHolder(Task task, NativeNodeHost parent)
{
_task = task;
_wrapper = OnCalled;
CallbackPtr = Marshal.GetFunctionPointerForDelegate(_wrapper);
_parent = parent;
}
internal static DotNetValue RunHostedApplication(IntPtr context,
NativeApi nativeMethods,
int argc,
[MarshalAs(UnmanagedType.LPArray, ArraySubType = UnmanagedType.LPStr, SizeParamIndex = 2)]
string[] argv)
{
var host = new NativeNodeHost(context, nativeMethods);
NodeHost.Instance = new NodeBridge(host);
try
{
var assembly_path = argv[0];
var assembly = Assembly.Load(Path.GetFileNameWithoutExtension(assembly_path));
var entryPoint = assembly.EntryPoint;
if (entryPoint.IsSpecialName && entryPoint.Name.StartsWith("<") && entryPoint.Name.EndsWith(">"))
{
entryPoint = entryPoint.DeclaringType.GetMethod(entryPoint.Name.Substring(1, entryPoint.Name.Length - 2),
BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public);
}
var result = host.Scheduler
.RunCallbackSynchronously(s =>
entryPoint.Invoke(null,
new object[]
{
argv.Skip(1).ToArray()
}),
null);
return(DotNetValue.FromObject(result, host));
}
catch (TargetInvocationException tie)
{
return(DotNetValue.FromObject(tie.InnerException, host));
}
catch (Exception e)
{
return(DotNetValue.FromObject(e, host));
}
}
internal static void RunHostedApplication(IntPtr context,
IntPtr nativeMethodsPtr,
int argc, [MarshalAs(UnmanagedType.LPArray, ArraySubType = UnmanagedType.LPStr, SizeParamIndex = 2)] string[] argv,
IntPtr resultValue)
{
// Switch to default ALC
var myAlc = AssemblyLoadContext.GetLoadContext(typeof(NativeEntryPoint).Assembly);
if (myAlc != AssemblyLoadContext.Default)
{
var inCtx = AssemblyLoadContext.Default.LoadFromAssemblyName(typeof(NativeEntryPoint).Assembly.GetName());
var tInCtx = inCtx.GetType(typeof(NativeEntryPoint).FullName);
tInCtx.GetMethod(nameof(RunHostedApplication), BindingFlags.Static | BindingFlags.NonPublic)
.Invoke(null, new object[]
{
context,
nativeMethodsPtr,
argc,
argv,
resultValue
});
return;
}
var nativeMethods = Marshal.PtrToStructure <NativeApi>(nativeMethodsPtr);
var host = new NativeNodeHost(context, nativeMethods);
NodeHost.Instance = new NodeBridge(host);
try
{
var assembly_path = argv[0];
var assembly = Assembly.Load(Path.GetFileNameWithoutExtension(assembly_path));
var entryPoint = assembly.EntryPoint;
if (entryPoint.IsSpecialName && entryPoint.Name.StartsWith("<") && entryPoint.Name.EndsWith(">"))
{
entryPoint = entryPoint.DeclaringType.GetMethod(entryPoint.Name.Substring(1, entryPoint.Name.Length - 2),
BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public);
}
var result = host.Scheduler
.RunCallbackSynchronously(s =>
entryPoint.Invoke(null,
new object[]
{
argv.Skip(1).ToArray()
}),
null);
Marshal.StructureToPtr(DotNetValue.FromObject(result, host), resultValue, false);
}
catch (TargetInvocationException tie)
{
Marshal.StructureToPtr(DotNetValue.FromObject(tie.InnerException, host), resultValue, false);
}
catch (Exception e)
{
Marshal.StructureToPtr(DotNetValue.FromObject(e, host), resultValue, false);
}
}
