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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 bpf_lpm_trie_key {
 *     __u32 prefixlen;
 *     __u8 data[0];
 * }
 * }
 */
public class bpf_lpm_trie_key {

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

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        Lib.C_INT.withName("prefixlen"),
        MemoryLayout.sequenceLayout(0, Lib.C_CHAR).withName("data")
    ).withName("bpf_lpm_trie_key");

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

    private static final OfInt prefixlen$LAYOUT = (OfInt)$LAYOUT.select(groupElement("prefixlen"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * __u32 prefixlen
     * }
     */
    public static final OfInt prefixlen$layout() {
        return prefixlen$LAYOUT;
    }

    private static final long prefixlen$OFFSET = 0;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * __u32 prefixlen
     * }
     */
    public static final long prefixlen$offset() {
        return prefixlen$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * __u32 prefixlen
     * }
     */
    public static int prefixlen(MemorySegment struct) {
        return struct.get(prefixlen$LAYOUT, prefixlen$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * __u32 prefixlen
     * }
     */
    public static void prefixlen(MemorySegment struct, int fieldValue) {
        struct.set(prefixlen$LAYOUT, prefixlen$OFFSET, fieldValue);
    }

    private static final SequenceLayout data$LAYOUT = (SequenceLayout)$LAYOUT.select(groupElement("data"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static final SequenceLayout data$layout() {
        return data$LAYOUT;
    }

    private static final long data$OFFSET = 4;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static final long data$offset() {
        return data$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static MemorySegment data(MemorySegment struct) {
        return struct.asSlice(data$OFFSET, data$LAYOUT.byteSize());
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static void data(MemorySegment struct, MemorySegment fieldValue) {
        MemorySegment.copy(fieldValue, 0L, struct, data$OFFSET, data$LAYOUT.byteSize());
    }

    private static long[] data$DIMS = { 0 };

    /**
     * Dimensions for array field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static long[] data$dimensions() {
        return data$DIMS;
    }
    private static final VarHandle data$ELEM_HANDLE = data$LAYOUT.varHandle(sequenceElement());

    /**
     * Indexed getter for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static byte data(MemorySegment struct, long index0) {
        return (byte)data$ELEM_HANDLE.get(struct, 0L, index0);
    }

    /**
     * Indexed setter for field:
     * {@snippet lang=c :
     * __u8 data[0]
     * }
     */
    public static void data(MemorySegment struct, long index0, byte fieldValue) {
        data$ELEM_HANDLE.set(struct, 0L, index0, 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);
    }
}