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// 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 _GConverterIface {
 *     GTypeInterface g_iface;
 *     GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **);
 *     void (*reset)(GConverter *);
 * }
 * }
 */
public class _GConverterIface {

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

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        _GTypeInterface.layout().withName("g_iface"),
        app_indicator_h.C_POINTER.withName("convert"),
        app_indicator_h.C_POINTER.withName("reset")
    ).withName("_GConverterIface");

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

    private static final GroupLayout g_iface$LAYOUT = (GroupLayout)$LAYOUT.select(groupElement("g_iface"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * GTypeInterface g_iface
     * }
     */
    public static final GroupLayout g_iface$layout() {
        return g_iface$LAYOUT;
    }

    private static final long g_iface$OFFSET = 0;

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

    /**
     * Getter for field:
     * {@snippet lang=c :
     * GTypeInterface g_iface
     * }
     */
    public static MemorySegment g_iface(MemorySegment struct) {
        return struct.asSlice(g_iface$OFFSET, g_iface$LAYOUT.byteSize());
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * GTypeInterface g_iface
     * }
     */
    public static void g_iface(MemorySegment struct, MemorySegment fieldValue) {
        MemorySegment.copy(fieldValue, 0L, struct, g_iface$OFFSET, g_iface$LAYOUT.byteSize());
    }

    /**
     * {@snippet lang=c :
     * GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **)
     * }
     */
    public class convert {

        /**
         * The function pointer signature, expressed as a functional interface
         */
        public interface Function {
            int apply(MemorySegment _x0, MemorySegment _x1, long _x2, MemorySegment _x3, long _x4, int _x5, MemorySegment _x6, MemorySegment _x7, MemorySegment _x8);
        }

        private static final FunctionDescriptor $DESC = FunctionDescriptor.of(
            app_indicator_h.C_INT,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_LONG,
            app_indicator_h.C_POINTER,
            app_indicator_h.C_LONG,
            app_indicator_h.C_INT,
            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(convert.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(convert.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 int invoke(MemorySegment funcPtr,MemorySegment _x0, MemorySegment _x1, long _x2, MemorySegment _x3, long _x4, int _x5, MemorySegment _x6, MemorySegment _x7, MemorySegment _x8) {
            try {
                return (int) DOWN$MH.invokeExact(funcPtr, _x0, _x1, _x2, _x3, _x4, _x5, _x6, _x7, _x8);
            } catch (Throwable ex$) {
                throw new AssertionError("should not reach here", ex$);
            }
        }
    }

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

    /**
     * Layout for field:
     * {@snippet lang=c :
     * GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **)
     * }
     */
    public static final AddressLayout convert$layout() {
        return convert$LAYOUT;
    }

    private static final long convert$OFFSET = 16;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **)
     * }
     */
    public static final long convert$offset() {
        return convert$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **)
     * }
     */
    public static MemorySegment convert(MemorySegment struct) {
        return struct.get(convert$LAYOUT, convert$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * GConverterResult (*convert)(GConverter *, const void *, gsize, void *, gsize, GConverterFlags, gsize *, gsize *, GError **)
     * }
     */
    public static void convert(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(convert$LAYOUT, convert$OFFSET, fieldValue);
    }

    /**
     * {@snippet lang=c :
     * void (*reset)(GConverter *)
     * }
     */
    public class reset {

        /**
         * 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(reset.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(reset.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 reset$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("reset"));

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

    private static final long reset$OFFSET = 24;

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

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

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