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 16 namespace net { 17 18 namespace ct { 19 20 static const uint8 kSthRootHashLength = 32; 21 22 // Signed Tree Head as defined in section 3.5. of RFC6962 23 struct 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