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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include <stddef.h> | |
6 #include <stdint.h> | |
7 | |
8 #include <nss.h> | |
9 #include <nspr.h> | |
10 #include <secasn1.h> | |
11 #include <secder.h> | |
12 #include <secport.h> | |
13 | |
14 // Entry point for LibFuzzer. | |
15 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { | |
16 const SEC_ASN1Template* the_template = SEC_ASN1_GET(SEC_BitStringTemplate); | |
17 SECItem quick_dest = {siBuffer, nullptr, 0}; | |
18 SECItem legacy_dest = {siBuffer, nullptr, 0}; | |
19 | |
20 // Attempt the QuickDER path. | |
kcc2
2016/02/10 02:25:22
does this have to be a single target, or it can be
Ryan Sleevi
2016/02/10 02:45:36
Yes, we totally can.
Templated logic is totally f
| |
21 PLArenaPool* quick_arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); | |
22 if (!quick_arena) | |
23 return 0; | |
24 | |
25 SECItem quick_src = {siBuffer, const_cast<unsigned char*>( | |
26 static_cast<const unsigned char*>(data)), | |
27 static_cast<unsigned int>(size)}; | |
28 SEC_QuickDERDecodeItem(quick_arena, &quick_dest, the_template, &quick_src); | |
29 PORT_FreeArena(quick_arena, PR_FALSE); | |
30 | |
31 // Attempt the Legacy path. | |
32 PLArenaPool* legacy_arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); | |
33 if (!legacy_arena) | |
34 return 0; | |
35 | |
36 SECItem legacy_src = {siBuffer, const_cast<unsigned char*>( | |
37 static_cast<const unsigned char*>(data)), | |
38 static_cast<unsigned int>(size)}; | |
39 | |
40 SEC_ASN1DecodeItem(legacy_arena, &legacy_dest, the_template, &legacy_src); | |
41 PORT_FreeArena(legacy_arena, PR_FALSE); | |
42 | |
43 return 0; | |
44 } | |
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