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89 lines
2.7 KiB
89 lines
2.7 KiB
// Copyright (c) 2020-2021, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#pragma once
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#include <vector>
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#include <span.h>
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#include "serialization.h"
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namespace openpgp
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{
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class packet_stream
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{
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public:
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packet_stream(const epee::span<const uint8_t> buffer)
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: packet_stream(deserializer<epee::span<const uint8_t>>(buffer))
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{
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}
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template <
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typename byte_container,
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typename = typename std::enable_if<(sizeof(typename byte_container::value_type) == 1)>::type>
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packet_stream(deserializer<byte_container> buffer)
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{
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while (!buffer.empty())
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{
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packet_tag tag = buffer.read_packet_tag();
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packets.push_back({std::move(tag), buffer.read(tag.length)});
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}
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}
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const std::vector<uint8_t> *find_first(packet_tag::type type) const
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{
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for (const auto &packet : packets)
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{
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if (packet.first.packet_type == type)
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{
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return &packet.second;
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}
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}
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return nullptr;
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}
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template <typename Callback>
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void for_each(packet_tag::type type, Callback &callback) const
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{
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for (const auto &packet : packets)
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{
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if (packet.first.packet_type == type)
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{
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callback(packet.second);
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}
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}
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}
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private:
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std::vector<std::pair<packet_tag, std::vector<uint8_t>>> packets;
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};
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} // namespace openpgp
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