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A fast lossless compression algorithm, targeting real-time compression scenarios at zlib-level and better compression ratios.
/*
* Copyright LWJGL. All rights reserved.
* License terms: https://www.lwjgl.org/license
* MACHINE GENERATED FILE, DO NOT EDIT
*/
package org.lwjgl.util.zstd;
import javax.annotation.*;
import java.nio.*;
import org.lwjgl.*;
import org.lwjgl.system.*;
import static org.lwjgl.system.MemoryUtil.*;
import static org.lwjgl.system.MemoryStack.*;
/**
* Layout
*
*
* struct ZSTD_bounds {
* size_t error;
* int lowerBound;
* int upperBound;
* }
*/
@NativeType("struct ZSTD_bounds")
public class ZSTDBounds extends Struct implements NativeResource {
/** The struct size in bytes. */
public static final int SIZEOF;
/** The struct alignment in bytes. */
public static final int ALIGNOF;
/** The struct member offsets. */
public static final int
ERROR,
LOWERBOUND,
UPPERBOUND;
static {
Layout layout = __struct(
__member(POINTER_SIZE),
__member(4),
__member(4)
);
SIZEOF = layout.getSize();
ALIGNOF = layout.getAlignment();
ERROR = layout.offsetof(0);
LOWERBOUND = layout.offsetof(1);
UPPERBOUND = layout.offsetof(2);
}
/**
* Creates a {@code ZSTDBounds} instance at the current position of the specified {@link ByteBuffer} container. Changes to the buffer's content will be
* visible to the struct instance and vice versa.
*
* The created instance holds a strong reference to the container object.
*/
public ZSTDBounds(ByteBuffer container) {
super(memAddress(container), __checkContainer(container, SIZEOF));
}
@Override
public int sizeof() { return SIZEOF; }
/** Returns the value of the {@code error} field. */
@NativeType("size_t")
public long error() { return nerror(address()); }
/** Returns the value of the {@code lowerBound} field. */
public int lowerBound() { return nlowerBound(address()); }
/** Returns the value of the {@code upperBound} field. */
public int upperBound() { return nupperBound(address()); }
// -----------------------------------
/** Returns a new {@code ZSTDBounds} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */
public static ZSTDBounds malloc() {
return wrap(ZSTDBounds.class, nmemAllocChecked(SIZEOF));
}
/** Returns a new {@code ZSTDBounds} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */
public static ZSTDBounds calloc() {
return wrap(ZSTDBounds.class, nmemCallocChecked(1, SIZEOF));
}
/** Returns a new {@code ZSTDBounds} instance allocated with {@link BufferUtils}. */
public static ZSTDBounds create() {
ByteBuffer container = BufferUtils.createByteBuffer(SIZEOF);
return wrap(ZSTDBounds.class, memAddress(container), container);
}
/** Returns a new {@code ZSTDBounds} instance for the specified memory address. */
public static ZSTDBounds create(long address) {
return wrap(ZSTDBounds.class, address);
}
/** Like {@link #create(long) create}, but returns {@code null} if {@code address} is {@code NULL}. */
@Nullable
public static ZSTDBounds createSafe(long address) {
return address == NULL ? null : wrap(ZSTDBounds.class, address);
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer malloc(int capacity) {
return wrap(Buffer.class, nmemAllocChecked(__checkMalloc(capacity, SIZEOF)), capacity);
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer calloc(int capacity) {
return wrap(Buffer.class, nmemCallocChecked(capacity, SIZEOF), capacity);
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated with {@link BufferUtils}.
*
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer create(int capacity) {
ByteBuffer container = __create(capacity, SIZEOF);
return wrap(Buffer.class, memAddress(container), capacity, container);
}
/**
* Create a {@link ZSTDBounds.Buffer} instance at the specified memory.
*
* @param address the memory address
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer create(long address, int capacity) {
return wrap(Buffer.class, address, capacity);
}
/** Like {@link #create(long, int) create}, but returns {@code null} if {@code address} is {@code NULL}. */
@Nullable
public static ZSTDBounds.Buffer createSafe(long address, int capacity) {
return address == NULL ? null : wrap(Buffer.class, address, capacity);
}
// -----------------------------------
/** Returns a new {@code ZSTDBounds} instance allocated on the thread-local {@link MemoryStack}. */
public static ZSTDBounds mallocStack() {
return mallocStack(stackGet());
}
/** Returns a new {@code ZSTDBounds} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */
public static ZSTDBounds callocStack() {
return callocStack(stackGet());
}
/**
* Returns a new {@code ZSTDBounds} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
*/
public static ZSTDBounds mallocStack(MemoryStack stack) {
return wrap(ZSTDBounds.class, stack.nmalloc(ALIGNOF, SIZEOF));
}
/**
* Returns a new {@code ZSTDBounds} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero.
*
* @param stack the stack from which to allocate
*/
public static ZSTDBounds callocStack(MemoryStack stack) {
return wrap(ZSTDBounds.class, stack.ncalloc(ALIGNOF, 1, SIZEOF));
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated on the thread-local {@link MemoryStack}.
*
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer mallocStack(int capacity) {
return mallocStack(capacity, stackGet());
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero.
*
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer callocStack(int capacity) {
return callocStack(capacity, stackGet());
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer mallocStack(int capacity, MemoryStack stack) {
return wrap(Buffer.class, stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity);
}
/**
* Returns a new {@link ZSTDBounds.Buffer} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero.
*
* @param stack the stack from which to allocate
* @param capacity the buffer capacity
*/
public static ZSTDBounds.Buffer callocStack(int capacity, MemoryStack stack) {
return wrap(Buffer.class, stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity);
}
// -----------------------------------
/** Unsafe version of {@link #error}. */
public static long nerror(long struct) { return memGetAddress(struct + ZSTDBounds.ERROR); }
/** Unsafe version of {@link #lowerBound}. */
public static int nlowerBound(long struct) { return UNSAFE.getInt(null, struct + ZSTDBounds.LOWERBOUND); }
/** Unsafe version of {@link #upperBound}. */
public static int nupperBound(long struct) { return UNSAFE.getInt(null, struct + ZSTDBounds.UPPERBOUND); }
// -----------------------------------
/** An array of {@link ZSTDBounds} structs. */
public static class Buffer extends StructBuffer implements NativeResource {
private static final ZSTDBounds ELEMENT_FACTORY = ZSTDBounds.create(-1L);
/**
* Creates a new {@code ZSTDBounds.Buffer} instance backed by the specified container.
*
* Changes to the container's content will be visible to the struct buffer instance and vice versa. The two buffers' position, limit, and mark values
* will be independent. The new buffer's position will be zero, its capacity and its limit will be the number of bytes remaining in this buffer divided
* by {@link ZSTDBounds#SIZEOF}, and its mark will be undefined.
*
* The created buffer instance holds a strong reference to the container object.
*/
public Buffer(ByteBuffer container) {
super(container, container.remaining() / SIZEOF);
}
public Buffer(long address, int cap) {
super(address, null, -1, 0, cap, cap);
}
Buffer(long address, @Nullable ByteBuffer container, int mark, int pos, int lim, int cap) {
super(address, container, mark, pos, lim, cap);
}
@Override
protected Buffer self() {
return this;
}
@Override
protected ZSTDBounds getElementFactory() {
return ELEMENT_FACTORY;
}
/** Returns the value of the {@code error} field. */
@NativeType("size_t")
public long error() { return ZSTDBounds.nerror(address()); }
/** Returns the value of the {@code lowerBound} field. */
public int lowerBound() { return ZSTDBounds.nlowerBound(address()); }
/** Returns the value of the {@code upperBound} field. */
public int upperBound() { return ZSTDBounds.nupperBound(address()); }
}
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