zstd_ddict.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
13#ifndef ZSTD_DDICT_H
14#define ZSTD_DDICT_H
15
16/*-*******************************************************
17 *  Dependencies
18 *********************************************************/
19#include "../common/zstd_deps.h"   /* size_t */
20#include <linux/zstd.h>     /* ZSTD_DDict, and several public functions */
21
22
23/*-*******************************************************
24 *  Interface
25 *********************************************************/
26
27/* note: several prototypes are already published in `zstd.h` :
28 * ZSTD_createDDict()
29 * ZSTD_createDDict_byReference()
30 * ZSTD_createDDict_advanced()
31 * ZSTD_freeDDict()
32 * ZSTD_initStaticDDict()
33 * ZSTD_sizeof_DDict()
34 * ZSTD_estimateDDictSize()
35 * ZSTD_getDictID_fromDict()
36 */
37
38const void* ZSTD_DDict_dictContent(const ZSTD_DDict* ddict);
39size_t ZSTD_DDict_dictSize(const ZSTD_DDict* ddict);
40
41void ZSTD_copyDDictParameters(ZSTD_DCtx* dctx, const ZSTD_DDict* ddict);
42
43
44
45#endif /* ZSTD_DDICT_H */