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org.purejava.appindicator._GSourceCallbackFuncs Maven / Gradle / Ivy

// Generated by jextract

package org.purejava.appindicator;

import java.lang.invoke.*;
import java.lang.foreign.*;
import java.nio.ByteOrder;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

import static java.lang.foreign.ValueLayout.*;
import static java.lang.foreign.MemoryLayout.PathElement.*;

/**
 * {@snippet lang=c :
 * struct _GSourceCallbackFuncs {
 *     void (*ref)(gpointer);
 *     void (*unref)(gpointer);
 *     void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *);
 * }
 * }
 */
public class _GSourceCallbackFuncs {

    _GSourceCallbackFuncs() {
        // Should not be called directly
    }

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        app_indicator_h.C_POINTER.withName("ref"),
        app_indicator_h.C_POINTER.withName("unref"),
        app_indicator_h.C_POINTER.withName("get")
    ).withName("_GSourceCallbackFuncs");

    /**
     * The layout of this struct
     */
    public static final GroupLayout layout() {
        return $LAYOUT;
    }

    /**
     * {@snippet lang=c :
     * void (*ref)(gpointer)
     * }
     */
    public class ref {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            void apply(MemorySegment _x0);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid(
            app_indicator_h.C_POINTER
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(ref.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(ref.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static void invoke(MemorySegment funcPtr,MemorySegment _x0) {
            try {
                 DOWN$MH.invokeExact(funcPtr, _x0);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout ref$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("ref"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * void (*ref)(gpointer)
     * }
     */
    public static final AddressLayout ref$layout() {
        return ref$LAYOUT;
    }

    private static final long ref$OFFSET = 0;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * void (*ref)(gpointer)
     * }
     */
    public static final long ref$offset() {
        return ref$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * void (*ref)(gpointer)
     * }
     */
    public static MemorySegment ref(MemorySegment struct) {
        return struct.get(ref$LAYOUT, ref$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * void (*ref)(gpointer)
     * }
     */
    public static void ref(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(ref$LAYOUT, ref$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * void (*unref)(gpointer)
     * }
     */
    public class unref {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            void apply(MemorySegment _x0);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid(
            app_indicator_h.C_POINTER
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(unref.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(unref.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static void invoke(MemorySegment funcPtr,MemorySegment _x0) {
            try {
                 DOWN$MH.invokeExact(funcPtr, _x0);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout unref$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("unref"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * void (*unref)(gpointer)
     * }
     */
    public static final AddressLayout unref$layout() {
        return unref$LAYOUT;
    }

    private static final long unref$OFFSET = 8;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * void (*unref)(gpointer)
     * }
     */
    public static final long unref$offset() {
        return unref$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * void (*unref)(gpointer)
     * }
     */
    public static MemorySegment unref(MemorySegment struct) {
        return struct.get(unref$LAYOUT, unref$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * void (*unref)(gpointer)
     * }
     */
    public static void unref(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(unref$LAYOUT, unref$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *)
     * }
     */
    public class get {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            void apply(MemorySegment _x0, MemorySegment _x1, MemorySegment _x2, MemorySegment _x3);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid(
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER
        );

        /**
         * The descriptor of this function pointer
         */
        public static FunctionDescriptor descriptor() {
            return $DESC;
        }

        private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(get.Function.class, "apply", $DESC);

        /**
         * Allocates a new upcall stub, whose implementation is defined by {@code fi}.
         * The lifetime of the returned segment is managed by {@code arena}
         */
        public static MemorySegment allocate(get.Function fi, Arena arena) {
            return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
        }

        private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);

        /**
         * Invoke the upcall stub {@code funcPtr}, with given parameters
         */
        public static void invoke(MemorySegment funcPtr,MemorySegment _x0, MemorySegment _x1, MemorySegment _x2, MemorySegment _x3) {
            try {
                 DOWN$MH.invokeExact(funcPtr, _x0, _x1, _x2, _x3);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

    private static final AddressLayout get$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("get"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *)
     * }
     */
    public static final AddressLayout get$layout() {
        return get$LAYOUT;
    }

    private static final long get$OFFSET = 16;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *)
     * }
     */
    public static final long get$offset() {
        return get$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *)
     * }
     */
    public static MemorySegment get(MemorySegment struct) {
        return struct.get(get$LAYOUT, get$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * void (*get)(gpointer, GSource *, GSourceFunc *, gpointer *)
     * }
     */
    public static void get(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(get$LAYOUT, get$OFFSET, fieldValue);
    }

    /**
     * Obtains a slice of {@code arrayParam} which selects the array element at {@code index}.
     * The returned segment has address {@code arrayParam.address() + index * layout().byteSize()}
     */
    public static MemorySegment asSlice(MemorySegment array, long index) {
        return array.asSlice(layout().byteSize() * index);
    }

    /**
     * The size (in bytes) of this struct
     */
    public static long sizeof() { return layout().byteSize(); }

    /**
     * Allocate a segment of size {@code layout().byteSize()} using {@code allocator}
     */
    public static MemorySegment allocate(SegmentAllocator allocator) {
        return allocator.allocate(layout());
    }

    /**
     * Allocate an array of size {@code elementCount} using {@code allocator}.
     * The returned segment has size {@code elementCount * layout().byteSize()}.
     */
    public static MemorySegment allocateArray(long elementCount, SegmentAllocator allocator) {
        return allocator.allocate(MemoryLayout.sequenceLayout(elementCount, layout()));
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
     * The returned segment has size {@code layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, Arena arena, Consumer cleanup) {
        return reinterpret(addr, 1, arena, cleanup);
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
     * The returned segment has size {@code elementCount * layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, long elementCount, Arena arena, Consumer cleanup) {
        return addr.reinterpret(layout().byteSize() * elementCount, arena, cleanup);
    }
}





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