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012bc2fc77
This adds a HAVE_COMPRESSION macro, which is undefined if neither zlib
nor zstd are present, and is used to no-op compress.h/c. This also has
a side effect of fixing SCons, since it won't define this macro.
Fixes: d7ecbd5bf8 ("util: create some standalone compression helpers")
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9689>
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
/*
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* Copyright © 2021 Valve Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifdef HAVE_COMPRESSION
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#include <stdbool.h>
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#include <inttypes.h>
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size_t
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util_compress_max_compressed_len(size_t in_data_size);
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bool
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util_compress_inflate(const uint8_t *in_data, size_t in_data_size,
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uint8_t *out_data, size_t out_data_size);
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size_t
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util_compress_deflate(const uint8_t *in_data, size_t in_data_size,
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uint8_t *out_data, size_t out_buff_size);
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#endif
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