org.lwjgl.system.jemalloc.ExtentDestroyI Maven / Gradle / Ivy

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A general purpose malloc implementation that emphasizes fragmentation avoidance and scalable concurrency support.

There is a newer version: 3.3.4

/*
 * Copyright LWJGL. All rights reserved.
 * License terms: https://www.lwjgl.org/license
 * MACHINE GENERATED FILE, DO NOT EDIT
 */
package org.lwjgl.system.jemalloc;

import org.lwjgl.system.*;

import static org.lwjgl.system.dyncall.DynCallback.*;

/**
 * Instances of this interface may be set to the {@link ExtentHooks} struct.
 * 
 * Type
 * 
 *  * bool (*) (
 *     extent_hooks_t *extent_hooks,
 *     void *addr,
 *     size_t size,
 *     bool committed,
 *     unsigned int arena_ind
 * )
 */
@FunctionalInterface
@NativeType("extent_destroy_t")
public interface ExtentDestroyI extends CallbackI.Z {

    String SIGNATURE = "(pppBi)B";

    @Override
    default String getSignature() { return SIGNATURE; }

    @Override
    default boolean callback(long args) {
        return invoke(
            dcbArgPointer(args),
            dcbArgPointer(args),
            dcbArgPointer(args),
            dcbArgBool(args),
            dcbArgInt(args)
        );
    }

    /**
     * Extent destruction hook.
     * 
     * An extent destruction function conforms to the {@code extent_destroy_t} type and unconditionally destroys an extent at given {@code addr} and {@code size}
     * with {@code committed}/decommited memory as indicated, on behalf of arena {@code arena_ind}. This function may be called to destroy retained extents during
     * arena destruction (see {@code arena.i.destroy}).
     *
     * @param extent_hooks 
     * @param addr         
     * @param size         
     * @param committed    
     * @param arena_ind    
     */
    @NativeType("bool") boolean invoke(@NativeType("extent_hooks_t *") long extent_hooks, @NativeType("void *") long addr, @NativeType("size_t") long size, @NativeType("bool") boolean committed, @NativeType("unsigned int") int arena_ind);

}