| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "net/tools/transport_security_state_generator/spki_hash.h" |
| |
| #include <string> |
| |
| #include "base/base64.h" |
| #include "base/strings/string_util.h" |
| #include "third_party/boringssl/src/include/openssl/sha.h" |
| |
| namespace net { |
| |
| namespace transport_security_state { |
| |
| SPKIHash::SPKIHash() = default; |
| |
| SPKIHash::~SPKIHash() = default; |
| |
| bool SPKIHash::FromString(base::StringPiece hash_string) { |
| base::StringPiece base64_string; |
| |
| if (!base::StartsWith(hash_string, "sha256/", |
| base::CompareCase::INSENSITIVE_ASCII)) { |
| return false; |
| } |
| base64_string = hash_string.substr(7); |
| |
| std::string decoded; |
| if (!base::Base64Decode(base64_string, &decoded)) { |
| return false; |
| } |
| |
| if (decoded.size() != size()) { |
| return false; |
| } |
| |
| memcpy(data_, decoded.data(), decoded.size()); |
| return true; |
| } |
| |
| void SPKIHash::CalculateFromBytes(const uint8_t* input, size_t input_length) { |
| SHA256(input, input_length, data_); |
| } |
| |
| } // namespace transport_security_state |
| |
| } // namespace net |