mesa/src/util/compress.h
Timothy Arceri d7ecbd5bf8 util: create some standalone compression helpers
This will be used by the following patch. It allows us to detangle
compression from the disk cache code, and abstract the underlying
compression libraries we use.

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9593>
2021-03-15 03:34:48 +00:00

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1.5 KiB
C

/*
* Copyright © 2021 Valve Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <stdbool.h>
#include <inttypes.h>
size_t
util_compress_max_compressed_len(size_t in_data_size);
bool
util_compress_inflate(uint8_t *in_data, size_t in_data_size,
uint8_t *out_data, size_t out_data_size);
size_t
util_compress_deflate(uint8_t *in_data, size_t in_data_size,
uint8_t *out_data, size_t out_buff_size);