85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
/*
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zstd - buffered version of compression library
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experimental complementary API, for static linking only
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Copyright (C) 2015-2016, Yann Collet.
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BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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You can contact the author at :
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- zstd homepage : http://www.zstd.net
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*/
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#ifndef ZSTD_BUFFERED_STATIC_H
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#define ZSTD_BUFFERED_STATIC_H
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/* The objects defined into this file should be considered experimental.
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* They are not labelled stable, as their prototype may change in the future.
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* You can use them for tests, provide feedback, or if you can endure risk of future changes.
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*/
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#if defined (__cplusplus)
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extern "C" {
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#endif
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/* *************************************
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* Includes
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***************************************/
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#include "zstd_static.h" /* ZSTD_parameters */
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#include "zbuff.h"
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#define ZBUFF_MIN(a,b) ((a)<(b) ? (a) : (b))
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/*-*************************************
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* Advanced functions
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***************************************/
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/*! ZBUFF_createCCtx_advanced() :
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* Create a ZBUFF compression context using external alloc and free functions */
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ZSTDLIB_API ZBUFF_CCtx* ZBUFF_createCCtx_advanced(ZSTD_customMem customMem);
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/*! ZBUFF_createDCtx_advanced() :
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* Create a ZBUFF decompression context using external alloc and free functions */
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ZSTDLIB_API ZBUFF_DCtx* ZBUFF_createDCtx_advanced(ZSTD_customMem customMem);
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/* *************************************
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* Advanced Streaming functions
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***************************************/
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ZSTDLIB_API size_t ZBUFF_compressInit_advanced(ZBUFF_CCtx* cctx,
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const void* dict, size_t dictSize,
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ZSTD_parameters params, U64 pledgedSrcSize);
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MEM_STATIC size_t ZBUFF_limitCopy(void* dst, size_t dstCapacity, const void* src, size_t srcSize)
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{
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size_t length = ZBUFF_MIN(dstCapacity, srcSize);
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memcpy(dst, src, length);
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return length;
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}
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#if defined (__cplusplus)
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}
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#endif
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#endif /* ZSTD_BUFFERED_STATIC_H */
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