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| 1 // Copyright 2013 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 #ifndef NET_CERT_MULTI_LOG_CT_VERIFIER_H_ | |
| 6 #define NET_CERT_MULTI_LOG_CT_VERIFIER_H_ | |
| 7 | |
| 8 #include <map> | |
| 9 #include <string> | |
| 10 | |
| 11 #include "base/memory/linked_ptr.h" | |
| 12 #include "base/memory/scoped_ptr.h" | |
| 13 #include "base/memory/scoped_vector.h" | |
| 14 #include "net/base/net_export.h" | |
| 15 #include "net/cert/ct_verifier.h" | |
| 16 #include "net/cert/signed_certificate_timestamp.h" | |
| 17 | |
| 18 namespace net { | |
| 19 | |
| 20 namespace ct { | |
| 21 struct LogEntry; | |
| 22 } // namespace ct | |
| 23 | |
| 24 class CTLogVerifier; | |
| 25 | |
| 26 // A Certificate Transparency verifier that can verify Signed Certificate | |
| 27 // Timestamps from multiple logs. | |
| 28 // There should be a global instance of this class and for all known logs, | |
| 29 // AddLog should be called with a CTLogVerifier (which is created from the | |
| 30 // log's public key). | |
| 31 class NET_EXPORT MultiLogCTVerifier : public CTVerifier { | |
| 32 public: | |
| 33 MultiLogCTVerifier(); | |
| 34 ~MultiLogCTVerifier() override; | |
| 35 | |
| 36 void AddLog(scoped_ptr<CTLogVerifier> log_verifier); | |
| 37 void AddLogs(ScopedVector<CTLogVerifier> log_verifiers); | |
| 38 | |
| 39 // CTVerifier implementation: | |
| 40 int Verify(X509Certificate* cert, | |
| 41 const std::string& stapled_ocsp_response, | |
| 42 const std::string& sct_list_from_tls_extension, | |
| 43 ct::CTVerifyResult* result, | |
| 44 const BoundNetLog& net_log) override; | |
| 45 | |
| 46 private: | |
| 47 // Mapping from a log's ID to the verifier for this log. | |
| 48 // A log's ID is the SHA-256 of the log's key, as defined in section 3.2. | |
| 49 // of RFC6962. | |
| 50 typedef std::map<std::string, linked_ptr<CTLogVerifier> > IDToLogMap; | |
| 51 | |
| 52 // Verify a list of SCTs from |encoded_sct_list| over |expected_entry|, | |
| 53 // placing the verification results in |result|. The SCTs in the list | |
| 54 // come from |origin| (as will be indicated in the origin field of each SCT). | |
| 55 bool VerifySCTs(const std::string& encoded_sct_list, | |
| 56 const ct::LogEntry& expected_entry, | |
| 57 ct::SignedCertificateTimestamp::Origin origin, | |
| 58 ct::CTVerifyResult* result); | |
| 59 | |
| 60 // Verifies a single, parsed SCT against all logs. | |
| 61 bool VerifySingleSCT( | |
| 62 scoped_refptr<ct::SignedCertificateTimestamp> sct, | |
| 63 const ct::LogEntry& expected_entry, | |
| 64 ct::CTVerifyResult* result); | |
| 65 | |
| 66 IDToLogMap logs_; | |
| 67 | |
| 68 DISALLOW_COPY_AND_ASSIGN(MultiLogCTVerifier); | |
| 69 }; | |
| 70 | |
| 71 } // namespace net | |
| 72 | |
| 73 #endif // NET_CERT_MULTI_LOG_CT_VERIFIER_H_ | |
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