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_CT_OBJECTS_EXTRACTOR_H_ 6 #define NET_CERT_CT_OBJECTS_EXTRACTOR_H_ 7 8 #include <string> 9 10 #include "net/base/net_export.h" 11 #include "net/cert/x509_certificate.h" 12 13 namespace net { 14 15 namespace ct { 16 17 struct LogEntry; 18 19 // Extracts a SignedCertificateTimestampList that has been embedded within a 20 // leaf cert as an X.509v3 extension with the OID 1.3.6.1.4.1.11129.2.4.2. 21 // If the extension is present, returns true, updating |*sct_list| to contain 22 // the encoded list, minus the DER encoding necessary for the extension. 23 // |*sct_list| can then be further decoded with ct::DecodeSCTList 24 NET_EXPORT_PRIVATE bool ExtractEmbeddedSCTList( 25 X509Certificate::OSCertHandle cert, 26 std::string* sct_list); 27 28 // Obtains a PrecertChain log entry for |leaf|, an X.509v3 certificate that 29 // contains an X.509v3 extension with the OID 1.3.6.1.4.1.11129.2.4.2. On 30 // success, fills |*result| with the data for a PrecertChain log entry and 31 // returns true. 32 // The filled |*result| should be verified using ct::CTLogVerifier::Verify 33 // Note: If |leaf| does not contain the required extension, it is treated as 34 // a failure. 35 NET_EXPORT_PRIVATE bool GetPrecertLogEntry(X509Certificate::OSCertHandle leaf, 36 X509Certificate::OSCertHandle issuer, 37 LogEntry* result); 38 39 // Obtains an X509Chain log entry for |leaf|, an X.509v3 certificate that 40 // is not expected to contain an X.509v3 extension with the OID 41 // 1.3.6.1.4.1.11129.2.4.2 (meaning a certificate without an embedded SCT). 42 // On success, fills |result| with the data for an X509Chain log entry and 43 // returns true. 44 // The filled |*result| should be verified using ct::CTLogVerifier::Verify 45 NET_EXPORT_PRIVATE bool GetX509LogEntry(X509Certificate::OSCertHandle leaf, 46 LogEntry* result); 47 48 // Extracts a SignedCertificateTimestampList that has been embedded within 49 // an OCSP response as an extension with the OID 1.3.6.1.4.1.11129.2.4.5. 50 // If the extension is present, and the response matches the issuer and 51 // serial number, returns true, updating |*sct_list| to contain 52 // the encoded list, minus the DER encoding necessary for the extension. 53 // |*sct_list| can then be further decoded with ct::DecodeSCTList. 54 NET_EXPORT_PRIVATE bool ExtractSCTListFromOCSPResponse( 55 X509Certificate::OSCertHandle issuer, 56 const std::string& cert_serial_number, 57 const std::string& ocsp_response, 58 std::string* sct_list); 59 60 } // namespace ct 61 62 } // namespace net 63 64 #endif // NET_CERT_CT_OBJECTS_EXTRACTOR_H_ 65