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 13namespace net { 14 15namespace ct { 16 17struct 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 24NET_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. 35NET_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 45NET_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. 54NET_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