1// Copyright (c) 2012 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 "content/common/ssl_status_serialization.h"
6
7#include "base/logging.h"
8#include "base/pickle.h"
9
10namespace content {
11
12std::string SerializeSecurityInfo(
13    int cert_id,
14    net::CertStatus cert_status,
15    int security_bits,
16    int ssl_connection_status,
17    const SignedCertificateTimestampIDStatusList&
18        signed_certificate_timestamp_ids) {
19  Pickle pickle;
20  pickle.WriteInt(cert_id);
21  pickle.WriteUInt32(cert_status);
22  pickle.WriteInt(security_bits);
23  pickle.WriteInt(ssl_connection_status);
24  pickle.WriteInt(signed_certificate_timestamp_ids.size());
25  for (SignedCertificateTimestampIDStatusList::const_iterator iter =
26           signed_certificate_timestamp_ids.begin();
27       iter != signed_certificate_timestamp_ids.end(); ++iter) {
28    pickle.WriteInt(iter->id);
29    pickle.WriteUInt16(iter->status);
30  }
31  return std::string(static_cast<const char*>(pickle.data()), pickle.size());
32}
33
34bool DeserializeSecurityInfo(
35    const std::string& state,
36    int* cert_id,
37    net::CertStatus* cert_status,
38    int* security_bits,
39    int* ssl_connection_status,
40    SignedCertificateTimestampIDStatusList* signed_certificate_timestamp_ids) {
41  DCHECK(cert_id && cert_status && security_bits && ssl_connection_status &&
42         signed_certificate_timestamp_ids);
43  if (state.empty()) {
44    // No SSL used.
45    *cert_id = 0;
46    // The following are not applicable and are set to the default values.
47    *cert_status = 0;
48    *security_bits = -1;
49    *ssl_connection_status = 0;
50    signed_certificate_timestamp_ids->clear();
51    return false;
52  }
53
54  Pickle pickle(state.data(), static_cast<int>(state.size()));
55  PickleIterator iter(pickle);
56  bool pickle_read_ok = pickle.ReadInt(&iter, cert_id) &&
57                        pickle.ReadUInt32(&iter, cert_status) &&
58                        pickle.ReadInt(&iter, security_bits) &&
59                        pickle.ReadInt(&iter, ssl_connection_status);
60  if (!pickle_read_ok)
61    return pickle_read_ok;
62
63  int num_scts_to_read;
64  pickle_read_ok = pickle.ReadInt(&iter, &num_scts_to_read);
65  int id;
66  uint16 status;
67  for (; pickle_read_ok && num_scts_to_read > 0; --num_scts_to_read) {
68    pickle_read_ok = pickle.ReadInt(&iter, &id) &&
69                     pickle.ReadUInt16(&iter, &status);
70    if (pickle_read_ok) {
71      signed_certificate_timestamp_ids->push_back(
72          SignedCertificateTimestampIDAndStatus(
73              id,
74              static_cast<net::ct::SCTVerifyStatus>(status)));
75    }
76  }
77
78  return pickle_read_ok;
79}
80
81}  // namespace content
82