zstd/tests/fuzz/zstd_helpers.h
Nick Terrell a494308ae9 [copyright][license] Switch to yearless copyright and some cleanup in the linux-kernel files
* Switch to yearless copyright per FB policy
* Fix up SPDX-License-Identifier lines in `contrib/linux-kernel` sources
* Add zstd copyright/license header to the `contrib/linux-kernel` sources
* Update the `tests/test-license.py` to check for yearless copyright
* Improvements to `tests/test-license.py`
* Check `contrib/linux-kernel` in `tests/test-license.py`
2021-03-30 10:30:43 -07:00

52 lines
1.4 KiB
C

/*
* Copyright (c) Facebook, Inc.
* 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.
*/
/**
* Helper functions for fuzzing.
*/
#ifndef ZSTD_HELPERS_H
#define ZSTD_HELPERS_H
#define ZSTD_STATIC_LINKING_ONLY
#include "zstd.h"
#include "fuzz_data_producer.h"
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
extern const int kMinClevel;
extern const int kMaxClevel;
void FUZZ_setRandomParameters(ZSTD_CCtx *cctx, size_t srcSize, FUZZ_dataProducer_t *producer);
ZSTD_compressionParameters FUZZ_randomCParams(size_t srcSize, FUZZ_dataProducer_t *producer);
ZSTD_frameParameters FUZZ_randomFParams(FUZZ_dataProducer_t *producer);
ZSTD_parameters FUZZ_randomParams(size_t srcSize, FUZZ_dataProducer_t *producer);
typedef struct {
void* buff;
size_t size;
} FUZZ_dict_t;
/* Quickly train a dictionary from a source for fuzzing.
* NOTE: Don't use this to train production dictionaries, it is only optimized
* for speed, and doesn't care about dictionary quality.
*/
FUZZ_dict_t FUZZ_train(void const* src, size_t srcSize, FUZZ_dataProducer_t *producer);
#ifdef __cplusplus
}
#endif
#endif /* ZSTD_HELPERS_H */