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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include <stddef.h>
#include <stdint.h>
#include "env-util.h"
#include "fileio.h"
/* The entry point into the fuzzer */
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
static inline FILE* data_to_file(const uint8_t *data, size_t size) {
if (size == 0)
return fopen("/dev/null", "re");
else
return fmemopen_unlocked((char*) data, size, "r");
}
/* Check if we are within the specified size range.
* The upper limit is ignored if FUZZ_USE_SIZE_LIMIT is unset.
*/
static inline bool outside_size_range(size_t size, size_t lower, size_t upper) {
if (size < lower)
return true;
if (size > upper)
return FUZZ_USE_SIZE_LIMIT;
return false;
}
static inline void fuzz_setup_logging(void) {
/* We don't want to fill the logs and slow down stuff when running
* in a fuzzing mode, so disable most of the logging. */
log_set_assert_return_is_critical(true);
log_set_max_level(LOG_CRIT);
log_setup();
}
/* Force value to not be optimized away. */
#define DO_NOT_OPTIMIZE(value) ({ asm volatile("" : : "g"(value) : "memory"); })
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