zstd_compress_superblock.h

 1/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
 2/*
 3 * Copyright (c) Meta Platforms, Inc. and affiliates.
 4 * All rights reserved.
 5 *
 6 * This source code is licensed under both the BSD-style license (found in the
 7 * LICENSE file in the root directory of this source tree) and the GPLv2 (found
 8 * in the COPYING file in the root directory of this source tree).
 9 * You may select, at your option, one of the above-listed licenses.
10 */
11
12#ifndef ZSTD_COMPRESS_ADVANCED_H
13#define ZSTD_COMPRESS_ADVANCED_H
14
15/*-*************************************
16*  Dependencies
17***************************************/
18
19#include <linux/zstd.h> /* ZSTD_CCtx */
20
21/*-*************************************
22*  Target Compressed Block Size
23***************************************/
24
25/* ZSTD_compressSuperBlock() :
26 * Used to compress a super block when targetCBlockSize is being used.
27 * The given block will be compressed into multiple sub blocks that are around targetCBlockSize. */
28size_t ZSTD_compressSuperBlock(ZSTD_CCtx* zc,
29                               void* dst, size_t dstCapacity,
30                               void const* src, size_t srcSize,
31                               unsigned lastBlock);
32
33#endif /* ZSTD_COMPRESS_ADVANCED_H */