1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
// 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
// abs(x) < 0 and y == Const puzzle, 64-bit variant.
#include <cstddef>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
if (Size < 16) return 0;
int64_t x;
uint64_t y;
memcpy(&x, Data, sizeof(x));
memcpy(&y, Data + sizeof(x), sizeof(y));
volatile int64_t abs_x = llabs(x);
if (abs_x < 0 && y == 0xbaddcafedeadbeefULL) {
printf("BINGO; Found the target, exiting; x = 0x%lx y 0x%lx\n", x, y);
fflush(stdout);
exit(1);
}
return 0;
}
|
