You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.1 KiB
42 lines
1.1 KiB
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
|
|
// Simple test for a fuzzer.
|
|
// Needs to find a string "FUZZxxxxxxxxxxxxMxxE", where 'x' is any byte.
|
|
#include <assert.h>
|
|
#include <cstddef>
|
|
#include <cstdint>
|
|
#include <cstdlib>
|
|
#include <cstdio>
|
|
|
|
extern "C" bool Func1(const uint8_t *Data, size_t Size);
|
|
extern "C" bool Func2(const uint8_t *Data, size_t Size);
|
|
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
|
|
if (Size >= 20
|
|
&& Data[0] == 'F'
|
|
&& Data[1] == 'U'
|
|
&& Data[2] == 'Z'
|
|
&& Data[3] == 'Z'
|
|
&& Func1(Data, Size)
|
|
&& Func2(Data, Size)) {
|
|
fprintf(stderr, "BINGO\n");
|
|
abort();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
extern "C"
|
|
__attribute__((noinline))
|
|
bool Func1(const uint8_t *Data, size_t Size) {
|
|
// assumes Size >= 5, doesn't check it.
|
|
return Data[16] == 'M';
|
|
}
|
|
|
|
extern "C"
|
|
__attribute__((noinline))
|
|
bool Func2(const uint8_t *Data, size_t Size) {
|
|
return Size >= 20 && Data[19] == 'E';
|
|
}
|