From 09d4125ff164f5ca686d12ccb0790c35ce721a6b Mon Sep 17 00:00:00 2001 From: Matthew Hodgson Date: Sat, 27 Jun 2015 01:15:23 +0200 Subject: Rename axolotlpp as olm to avoid confusion with Axolotl-the-spec and Axolotl-the-OWS-libraries at moxie's request --- include/olm/memory.hh | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 include/olm/memory.hh (limited to 'include/olm/memory.hh') diff --git a/include/olm/memory.hh b/include/olm/memory.hh new file mode 100644 index 0000000..b19c74b --- /dev/null +++ b/include/olm/memory.hh @@ -0,0 +1,38 @@ +/* Copyright 2015 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include + +namespace olm { + +/** Clear the memory held in the buffer */ +void unset( + void volatile * buffer, std::size_t buffer_length +); + +/** Clear the memory backing an object */ +template +void unset(T & value) { + unset(reinterpret_cast(&value), sizeof(T)); +} + +/** Check if two buffers are equal in constant time. */ +bool is_equal( + std::uint8_t const * buffer_a, + std::uint8_t const * buffer_b, + std::size_t length +); + +} // namespace olm -- cgit v1.2.3