zstd/tests/fuzz/zstd_helpers.h
2019-04-08 21:07:28 -07:00

49 lines
1.2 KiB
C

/*
* Copyright (c) 2016-present, 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).
*/
/**
* Helper functions for fuzzing.
*/
#ifndef ZSTD_HELPERS_H
#define ZSTD_HELPERS_H
#define ZSTD_STATIC_LINKING_ONLY
#include "zstd.h"
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
void FUZZ_setRandomParameters(ZSTD_CCtx *cctx, size_t srcSize, uint32_t *state);
ZSTD_compressionParameters FUZZ_randomCParams(size_t srcSize, uint32_t *state);
ZSTD_frameParameters FUZZ_randomFParams(uint32_t *state);
ZSTD_parameters FUZZ_randomParams(size_t srcSize, uint32_t *state);
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, uint32_t *state);
#ifdef __cplusplus
}
#endif
#endif /* ZSTD_HELPERS_H */