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1 | /* |
2 | * This file is part of PowerDNS or dnsdist. | |
3 | * Copyright -- PowerDNS.COM B.V. and its contributors | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * In addition, for the avoidance of any doubt, permission is granted to | |
10 | * link this program with OpenSSL and to (re)distribute the binaries | |
11 | * produced as the result of such linking. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
21 | */ | |
22 | ||
23 | #include "packetcache.hh" | |
24 | #include "statbag.hh" | |
25 | ||
26 | StatBag S; | |
27 | ||
28 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { | |
29 | ||
e8ffb27d RG |
30 | if (size > std::numeric_limits<uint16_t>::max()) { |
31 | return 0; | |
32 | } | |
33 | ||
af6f3d53 RG |
34 | std::string input(reinterpret_cast<const char*>(data), size); |
35 | ||
36 | /* auth's version */ | |
37 | try { | |
38 | PacketCache::canHashPacket(input); | |
39 | } | |
40 | catch(const std::exception& e) { | |
41 | } | |
42 | catch(const PDNSException& e) { | |
43 | } | |
44 | ||
45 | /* recursor's version */ | |
46 | try { | |
47 | uint16_t ecsBegin = 0; | |
48 | uint16_t ecsEnd = 0; | |
49 | PacketCache::canHashPacket(input, &ecsBegin, &ecsEnd); | |
50 | } | |
51 | catch(const std::exception& e) { | |
52 | } | |
53 | catch(const PDNSException& e) { | |
54 | } | |
55 | ||
56 | return 0; | |
57 | } |