mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-08-05 00:34:52 +00:00
35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
|
||
|
|
/*
|
||
|
|
* Copyright (c) Meta Platforms, Inc. and affiliates.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* This source code is licensed under both the BSD-style license (found in the
|
||
|
|
* LICENSE file in the root directory of this source tree) and the GPLv2 (found
|
||
|
|
* in the COPYING file in the root directory of this source tree).
|
||
|
|
* You may select, at your option, one of the above-listed licenses.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef ZSTD_PRESPLIT_H
|
||
|
|
#define ZSTD_PRESPLIT_H
|
||
|
|
|
||
|
|
#include <linux/types.h> /* size_t */
|
||
|
|
|
||
|
|
#define ZSTD_SLIPBLOCK_WORKSPACESIZE 8208
|
||
|
|
|
||
|
|
/* ZSTD_splitBlock():
|
||
|
|
* @level must be a value between 0 and 4.
|
||
|
|
* higher levels spend more energy to detect block boundaries.
|
||
|
|
* @workspace must be aligned for size_t.
|
||
|
|
* @wkspSize must be at least >= ZSTD_SLIPBLOCK_WORKSPACESIZE
|
||
|
|
* note:
|
||
|
|
* For the time being, this function only accepts full 128 KB blocks.
|
||
|
|
* Therefore, @blockSize must be == 128 KB.
|
||
|
|
* While this could be extended to smaller sizes in the future,
|
||
|
|
* it is not yet clear if this would be useful. TBD.
|
||
|
|
*/
|
||
|
|
size_t ZSTD_splitBlock(const void* blockStart, size_t blockSize,
|
||
|
|
int level,
|
||
|
|
void* workspace, size_t wkspSize);
|
||
|
|
|
||
|
|
#endif /* ZSTD_PRESPLIT_H */
|