1// Copyright 2014 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_SIGNED_TREE_HEAD_H_
6#define NET_CERT_SIGNED_TREE_HEAD_H_
7
8#include <string>
9#include <vector>
10
11#include "base/time/time.h"
12#include "net/base/hash_value.h"
13#include "net/base/net_export.h"
14#include "net/cert/signed_certificate_timestamp.h"
15
16namespace net {
17
18namespace ct {
19
20static const uint8 kSthRootHashLength = 32;
21
22// Signed Tree Head as defined in section 3.5. of RFC6962
23struct NET_EXPORT SignedTreeHead {
24  // Version enum in RFC 6962, Section 3.2. Note that while in the current
25  // RFC the STH and SCT share the versioning scheme, there are plans in
26  // RFC6962-bis to use separate versions, so using a separate scheme here.
27  enum Version { V1 = 0, };
28
29  Version version;
30  base::Time timestamp;
31  uint64 tree_size;
32  char sha256_root_hash[kSthRootHashLength];
33  DigitallySigned signature;
34};
35
36}  // namespace ct
37
38}  // namespace net
39
40#endif
41