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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/macros.h" | 5 #include "base/macros.h" |
6 #include "net/cert/internal/certificate_policies.h" | 6 #include "net/cert/internal/certificate_policies.h" |
7 #include "net/cert/internal/extended_key_usage.h" | 7 #include "net/cert/internal/extended_key_usage.h" |
8 #include "net/cert/internal/name_constraints.h" | 8 #include "net/cert/internal/name_constraints.h" |
9 #include "net/cert/internal/parse_certificate.h" | 9 #include "net/cert/internal/parse_certificate.h" |
10 #include "net/cert/internal/parse_name.h" | 10 #include "net/cert/internal/parse_name.h" |
11 #include "net/cert/internal/signature_algorithm.h" | 11 #include "net/cert/internal/signature_algorithm.h" |
12 #include "net/cert/internal/signature_policy.h" | 12 #include "net/cert/internal/signature_policy.h" |
13 #include "net/cert/internal/verify_signed_data.h" | 13 #include "net/cert/internal/verify_signed_data.h" |
14 | 14 |
15 namespace net { | 15 namespace net { |
16 namespace { | 16 namespace { |
17 | 17 |
18 bool FindExtension(const der::Input& oid, | 18 bool FindExtension(const der::Input& oid, |
19 std::map<der::Input, ParsedExtension>* extensions, | 19 std::map<der::Input, ParsedExtension>* extensions, |
20 ParsedExtension* extension) { | 20 ParsedExtension* extension) { |
21 auto it = extensions->find(oid); | 21 auto it = extensions->find(oid); |
22 if (it == extensions->end()) | 22 if (it == extensions->end()) |
23 return false; | 23 return false; |
24 *extension = it->second; | 24 *extension = it->second; |
25 return true; | 25 return true; |
26 } | 26 } |
27 | 27 |
28 void ParseCertificateForFuzzer(const der::Input& in) { | 28 void ParseCertificateForFuzzer(const der::Input& in) { |
29 ParsedCertificate cert; | 29 der::Input tbs_certificate_tlv; |
30 if (!ParseCertificate(in, &cert)) | 30 der::Input signature_algorithm_tlv; |
| 31 der::BitString signature_value; |
| 32 if (!ParseCertificate(in, &tbs_certificate_tlv, &signature_algorithm_tlv, |
| 33 &signature_value)) |
31 return; | 34 return; |
32 std::unique_ptr<SignatureAlgorithm> sig_alg( | 35 std::unique_ptr<SignatureAlgorithm> sig_alg( |
33 SignatureAlgorithm::CreateFromDer(cert.signature_algorithm_tlv)); | 36 SignatureAlgorithm::CreateFromDer(signature_algorithm_tlv)); |
34 | 37 |
35 ParsedTbsCertificate tbs; | 38 ParsedTbsCertificate tbs; |
36 if (!ParseTbsCertificate(cert.tbs_certificate_tlv, &tbs)) | 39 if (!ParseTbsCertificate(tbs_certificate_tlv, &tbs)) |
37 return; | 40 return; |
38 | 41 |
39 ignore_result(VerifySerialNumber(tbs.serial_number)); | 42 ignore_result(VerifySerialNumber(tbs.serial_number)); |
40 RDNSequence subject; | 43 RDNSequence subject; |
41 ignore_result(ParseName(tbs.subject_tlv, &subject)); | 44 ignore_result(ParseName(tbs.subject_tlv, &subject)); |
42 | 45 |
43 std::map<der::Input, ParsedExtension> extensions; | 46 std::map<der::Input, ParsedExtension> extensions; |
44 if (tbs.has_extensions && ParseExtensions(tbs.extensions_tlv, &extensions)) { | 47 if (tbs.has_extensions && ParseExtensions(tbs.extensions_tlv, &extensions)) { |
45 ParsedExtension extension; | 48 ParsedExtension extension; |
46 ParsedBasicConstraints basic_constraints; | 49 ParsedBasicConstraints basic_constraints; |
(...skipping 14 matching lines...) Expand all Loading... |
61 } | 64 } |
62 | 65 |
63 } // namespace | 66 } // namespace |
64 } // namespace net | 67 } // namespace net |
65 | 68 |
66 extern "C" int LLVMFuzzerTestOneInput(const unsigned char* data, size_t size) { | 69 extern "C" int LLVMFuzzerTestOneInput(const unsigned char* data, size_t size) { |
67 net::der::Input in(data, size); | 70 net::der::Input in(data, size); |
68 net::ParseCertificateForFuzzer(in); | 71 net::ParseCertificateForFuzzer(in); |
69 return 0; | 72 return 0; |
70 } | 73 } |
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