xref: /freebsd/sys/contrib/openzfs/module/zstd/lib/decompress/zstd_ddict.h (revision b1c5f60ce87cc2f179dfb81de507d9b7bf59564c)
1 /*
2  * Copyright (c) 2016-2020, Yann Collet, Facebook, Inc.
3  * All rights reserved.
4  *
5  * This source code is licensed under both the BSD-style license (found in the
6  * LICENSE file in the root directory of this source tree) and the GPLv2 (found
7  * in the COPYING file in the root directory of this source tree).
8  * You may select, at your option, one of the above-listed licenses.
9  */
10 
11 
12 #ifndef ZSTD_DDICT_H
13 #define ZSTD_DDICT_H
14 
15 /*-*******************************************************
16  *  Dependencies
17  *********************************************************/
18 #include <stddef.h>   /* size_t */
19 #include "../zstd.h"     /* ZSTD_DDict, and several public functions */
20 
21 
22 /*-*******************************************************
23  *  Interface
24  *********************************************************/
25 
26 /* note: several prototypes are already published in `zstd.h` :
27  * ZSTD_createDDict()
28  * ZSTD_createDDict_byReference()
29  * ZSTD_createDDict_advanced()
30  * ZSTD_freeDDict()
31  * ZSTD_initStaticDDict()
32  * ZSTD_sizeof_DDict()
33  * ZSTD_estimateDDictSize()
34  * ZSTD_getDictID_fromDict()
35  */
36 
37 const void* ZSTD_DDict_dictContent(const ZSTD_DDict* ddict);
38 size_t ZSTD_DDict_dictSize(const ZSTD_DDict* ddict);
39 
40 void ZSTD_copyDDictParameters(ZSTD_DCtx* dctx, const ZSTD_DDict* ddict);
41 
42 
43 
44 #endif /* ZSTD_DDICT_H */
45