net/cert/signed_certificate_timestamp.cc

   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 #include "net/cert/signed_certificate_timestamp.h"
   6
   7 #include "base/pickle.h"
   8
   9 namespace net {
  10
  11 namespace ct {
  12
  13 bool SignedCertificateTimestamp::LessThan::operator()(
  14     const scoped_refptr<SignedCertificateTimestamp>& lhs,
  15     const scoped_refptr<SignedCertificateTimestamp>& rhs) const {
  16   if (lhs.get() == rhs.get())
  17     return false;
  18   if (lhs->signature.signature_data != rhs->signature.signature_data)
  19     return lhs->signature.signature_data < rhs->signature.signature_data;
  20   if (lhs->log_id != rhs->log_id)
  21     return lhs->log_id < rhs->log_id;
  22   if (lhs->timestamp != rhs->timestamp)
  23     return lhs->timestamp < rhs->timestamp;
  24   if (lhs->extensions != rhs->extensions)
  25     return lhs->extensions < rhs->extensions;
  26   if (lhs->origin != rhs->origin)
  27     return lhs->origin < rhs->origin;
  28   return lhs->version < rhs->version;
  29 }
  30
  31 SignedCertificateTimestamp::SignedCertificateTimestamp() {}
  32
  33 SignedCertificateTimestamp::~SignedCertificateTimestamp() {}
  34
  35 void SignedCertificateTimestamp::Persist(base::Pickle* pickle) {
  36   CHECK(pickle->WriteInt(version));
  37   CHECK(pickle->WriteString(log_id));
  38   CHECK(pickle->WriteInt64(timestamp.ToInternalValue()));
  39   CHECK(pickle->WriteString(extensions));
  40   CHECK(pickle->WriteInt(signature.hash_algorithm));
  41   CHECK(pickle->WriteInt(signature.signature_algorithm));
  42   CHECK(pickle->WriteString(signature.signature_data));
  43   CHECK(pickle->WriteInt(origin));
  44   CHECK(pickle->WriteString(log_description));
  45 }
  46
  47 // static
  48 scoped_refptr<SignedCertificateTimestamp>
  49 SignedCertificateTimestamp::CreateFromPickle(base::PickleIterator* iter) {
  50   int version;
  51   int64_t timestamp;
  52   int hash_algorithm;
  53   int sig_algorithm;
  54   scoped_refptr<SignedCertificateTimestamp> sct(
  55       new SignedCertificateTimestamp());
  56   int origin;
  57   // string values are set directly
  58   if (!(iter->ReadInt(&version) &&
  59         iter->ReadString(&sct->log_id) &&
  60         iter->ReadInt64(&timestamp) &&
  61         iter->ReadString(&sct->extensions) &&
  62         iter->ReadInt(&hash_algorithm) &&
  63         iter->ReadInt(&sig_algorithm) &&
  64         iter->ReadString(&sct->signature.signature_data) &&
  65         iter->ReadInt(&origin) &&
  66         iter->ReadString(&sct->log_description))) {
  67     return NULL;
  68   }
  69   // Now set the rest of the member variables:
  70   sct->version = static_cast<Version>(version);
  71   sct->timestamp = base::Time::FromInternalValue(timestamp);
  72   sct->signature.hash_algorithm =
  73       static_cast<DigitallySigned::HashAlgorithm>(hash_algorithm);
  74   sct->signature.signature_algorithm =
  75       static_cast<DigitallySigned::SignatureAlgorithm>(sig_algorithm);
  76   sct->origin = static_cast<Origin>(origin);
  77   return sct;
  78 }
  79
  80 LogEntry::LogEntry() {}
  81
  82 LogEntry::~LogEntry() {}
  83
  84 void LogEntry::Reset() {
  85   type = LogEntry::LOG_ENTRY_TYPE_X509;
  86   leaf_certificate.clear();
  87   tbs_certificate.clear();
  88 }
  89
  90 DigitallySigned::DigitallySigned() {}
  91
  92 DigitallySigned::~DigitallySigned() {}
  93
  94 bool DigitallySigned::SignatureParametersMatch(
  95     HashAlgorithm other_hash_algorithm,
  96     SignatureAlgorithm other_signature_algorithm) const {
  97   return (hash_algorithm == other_hash_algorithm) &&
  98          (signature_algorithm == other_signature_algorithm);
  99 }
 100 }  // namespace ct
 101
 102 }  // namespace net