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Raw Panama bindings for libbpf generated for jextract on 64-bit Linux
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// Generated by jextract

package me.bechberger.ebpf.bpf.raw;

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 libbpf_prog_handler_opts {
 *     size_t sz;
 *     long cookie;
 *     libbpf_prog_setup_fn_t prog_setup_fn;
 *     libbpf_prog_prepare_load_fn_t prog_prepare_load_fn;
 *     libbpf_prog_attach_fn_t prog_attach_fn;
 * }
 * }
 */
public class libbpf_prog_handler_opts {

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

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        Lib.C_LONG.withName("sz"),
        Lib.C_LONG.withName("cookie"),
        Lib.C_POINTER.withName("prog_setup_fn"),
        Lib.C_POINTER.withName("prog_prepare_load_fn"),
        Lib.C_POINTER.withName("prog_attach_fn")
    ).withName("libbpf_prog_handler_opts");

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

    private static final OfLong sz$LAYOUT = (OfLong)$LAYOUT.select(groupElement("sz"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * size_t sz
     * }
     */
    public static final OfLong sz$layout() {
        return sz$LAYOUT;
    }

    private static final long sz$OFFSET = 0;

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

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

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

    private static final OfLong cookie$LAYOUT = (OfLong)$LAYOUT.select(groupElement("cookie"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * long cookie
     * }
     */
    public static final OfLong cookie$layout() {
        return cookie$LAYOUT;
    }

    private static final long cookie$OFFSET = 8;

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

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

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

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

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

    private static final long prog_setup_fn$OFFSET = 16;

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

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

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

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

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

    private static final long prog_prepare_load_fn$OFFSET = 24;

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

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

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

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

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

    private static final long prog_attach_fn$OFFSET = 32;

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

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

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