| // Copyright 2014 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/spdy/hpack_string_util.h" |
| |
| #include "base/basictypes.h" |
| |
| namespace net { |
| |
| bool StringPiecesEqualConstantTime(base::StringPiece str1, |
| base::StringPiece str2) { |
| size_t size = str1.size(); |
| if (str2.size() != size) |
| return false; |
| |
| uint8 x = 0; |
| for (size_t i = 0; i < size; ++i) { |
| x |= str1[i] ^ str2[i]; |
| } |
| return x == 0; |
| } |
| |
| } // namespace net |