1 // Generated by jextract
 2 
 3 package oracle.code.onnx.foreign;
 4 
 5 import java.lang.invoke.*;
 6 import java.lang.foreign.*;
 7 import java.nio.ByteOrder;
 8 import java.util.*;
 9 import java.util.function.*;
10 import java.util.stream.*;
11 
12 import static java.lang.foreign.ValueLayout.*;
13 import static java.lang.foreign.MemoryLayout.PathElement.*;
14 
15 /**
16  * {@snippet lang=c :
17  * typedef void (*OrtThreadPoolWorkStopFn)(void *, void *)
18  * }
19  */
20 public final class OrtThreadPoolWorkStopFn {
21 
22     private OrtThreadPoolWorkStopFn() {
23         // Should not be called directly
24     }
25 
26     /**
27      * The function pointer signature, expressed as a functional interface
28      */
29     public interface Function {
30         void apply(MemorySegment user_context, MemorySegment enqueue_data);
31     }
32 
33     private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid(
34         onnxruntime_c_api_h.C_POINTER,
35         onnxruntime_c_api_h.C_POINTER
36     );
37 
38     /**
39      * The descriptor of this function pointer
40      */
41     public static FunctionDescriptor descriptor() {
42         return $DESC;
43     }
44 
45     private static final MethodHandle UP$MH = onnxruntime_c_api_h.upcallHandle(OrtThreadPoolWorkStopFn.Function.class, "apply", $DESC);
46 
47     /**
48      * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
49      * The lifetime of the returned segment is managed by {@code arena}
50      */
51     public static MemorySegment allocate(OrtThreadPoolWorkStopFn.Function fi, Arena arena) {
52         return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
53     }
54 
55     private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);
56 
57     /**
58      * Invoke the upcall stub {@code funcPtr}, with given parameters
59      */
60     public static void invoke(MemorySegment funcPtr, MemorySegment user_context, MemorySegment enqueue_data) {
61         try {
62              DOWN$MH.invokeExact(funcPtr, user_context, enqueue_data);
63         } catch (Error | RuntimeException ex) {
64             throw ex;
65         } catch (Throwable ex$) {
66             throw new AssertionError("should not reach here", ex$);
67         }
68     }
69 }
70