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   return lhs->version < rhs->version;
  27 }
  28
  29 SignedCertificateTimestamp::SignedCertificateTimestamp() {}
  30
  31 SignedCertificateTimestamp::~SignedCertificateTimestamp() {}
  32
  33 void SignedCertificateTimestamp::Persist(Pickle* pickle) {
  34   CHECK(pickle->WriteInt(version));
  35   CHECK(pickle->WriteString(log_id));
  36   CHECK(pickle->WriteInt64(timestamp.ToInternalValue()));
  37   CHECK(pickle->WriteString(extensions));
  38   CHECK(pickle->WriteInt(signature.hash_algorithm));
  39   CHECK(pickle->WriteInt(signature.signature_algorithm));
  40   CHECK(pickle->WriteString(signature.signature_data));
  41   CHECK(pickle->WriteInt(origin));
  42   CHECK(pickle->WriteString(log_description));
  43 }
  44
  45 // static
  46 scoped_refptr<SignedCertificateTimestamp>
  47 SignedCertificateTimestamp::CreateFromPickle(PickleIterator* iter) {
  48   int version;
  49   int64 timestamp;
  50   int hash_algorithm;
  51   int sig_algorithm;
  52   scoped_refptr<SignedCertificateTimestamp> sct(
  53       new SignedCertificateTimestamp());
  54   int origin;
  55   // string values are set directly
  56   if (!(iter->ReadInt(&version) &&
  57         iter->ReadString(&sct->log_id) &&
  58         iter->ReadInt64(&timestamp) &&
  59         iter->ReadString(&sct->extensions) &&
  60         iter->ReadInt(&hash_algorithm) &&
  61         iter->ReadInt(&sig_algorithm) &&
  62         iter->ReadString(&sct->signature.signature_data) &&
  63         iter->ReadInt(&origin) &&
  64         iter->ReadString(&sct->log_description))) {
  65     return NULL;
  66   }
  67   // Now set the rest of the member variables:
  68   sct->version = static_cast<Version>(version);
  69   sct->timestamp = base::Time::FromInternalValue(timestamp);
  70   sct->signature.hash_algorithm =
  71       static_cast<DigitallySigned::HashAlgorithm>(hash_algorithm);
  72   sct->signature.signature_algorithm =
  73       static_cast<DigitallySigned::SignatureAlgorithm>(sig_algorithm);
  74   sct->origin = static_cast<Origin>(origin);
  75   return sct;
  76 }
  77
  78 LogEntry::LogEntry() {}
  79
  80 LogEntry::~LogEntry() {}
  81
  82 void LogEntry::Reset() {
  83   type = LogEntry::LOG_ENTRY_TYPE_X509;
  84   leaf_certificate.clear();
  85   tbs_certificate.clear();
  86 }
  87
  88 DigitallySigned::DigitallySigned() {}
  89
  90 DigitallySigned::~DigitallySigned() {}
  91
  92 bool DigitallySigned::SignatureParametersMatch(
  93     HashAlgorithm other_hash_algorithm,
  94     SignatureAlgorithm other_signature_algorithm) const {
  95   return (hash_algorithm == other_hash_algorithm) &&
  96          (signature_algorithm == other_signature_algorithm);
  97 }
  98 }  // namespace ct
  99
 100 }  // namespace net