ceph/src/zstd/lib/decompress/zstd_ddict.h

   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 */