tomFlowee
135a43c625
This includes a small refactor to move the writeCompactSize method from P2PBuilder internally to a public namespace in StreamingUtils
117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
/*
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* This file is part of the Flowee project
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* Copyright (C) 2016,2018-2020 Tom Zander <tom@flowee.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "P2PBuilder.h"
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#include "BufferPool.h"
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#include "StreamingUtils.h"
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#include <crypto/common.h>
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#include <cassert>
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Streaming::P2PBuilder::P2PBuilder(const std::shared_ptr<BufferPool> &pool)
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: m_buffer(pool)
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{
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}
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void Streaming::P2PBuilder::writeLong(uint64_t value)
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{
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WriteLE64(reinterpret_cast<uint8_t*>(m_buffer->data()), value);
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m_buffer->markUsed(8);
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}
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void Streaming::P2PBuilder::writeString(const std::string &value, LengthIndicator length)
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{
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if (length == WithLength) {
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int tagSize = Streaming::writeCompactSize(m_buffer->data(), value.size());
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m_buffer->markUsed(tagSize);
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}
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memcpy(m_buffer->data(), value.c_str(), value.size());
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m_buffer->markUsed(value.size());
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}
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void Streaming::P2PBuilder::writeByteArray( const void *data, int bytes, LengthIndicator length)
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{
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if (length == WithLength) {
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int tagSize = Streaming::writeCompactSize(m_buffer->data(), bytes);
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m_buffer->markUsed(tagSize);
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}
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memcpy(m_buffer->data(), data, bytes);
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m_buffer->markUsed(bytes);
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}
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void Streaming::P2PBuilder::writeByteArray(const Streaming::ConstBuffer &data, LengthIndicator length)
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{
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if (length == WithLength) {
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int tagSize = Streaming::writeCompactSize(m_buffer->data(), data.size());
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m_buffer->markUsed(tagSize);
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}
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memcpy(m_buffer->data(), data.begin(), data.size());
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m_buffer->markUsed(data.size());
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}
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void Streaming::P2PBuilder::writeBool(bool value)
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{
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char f = value;
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m_buffer->data()[0] = f;
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m_buffer->markUsed(1);
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}
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void Streaming::P2PBuilder::writeInt(int32_t value)
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{
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WriteLE32(reinterpret_cast<uint8_t*>(m_buffer->data()), value);
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m_buffer->markUsed(4);
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}
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void Streaming::P2PBuilder::writeFloat(double value)
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{
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memcpy(m_buffer->data(), &value, 8);
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m_buffer->markUsed(8);
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}
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void Streaming::P2PBuilder::writeCompactSize(uint64_t value)
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{
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int tagSize = Streaming::writeCompactSize(m_buffer->data(), value);
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m_buffer->markUsed(tagSize);
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}
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void Streaming::P2PBuilder::writeByte(uint8_t value)
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{
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*m_buffer->data() = value;
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m_buffer->markUsed(1);
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}
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void Streaming::P2PBuilder::writeWord(uint16_t value)
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{
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WriteLE16(reinterpret_cast<uint8_t*>(m_buffer->data()), value);
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m_buffer->markUsed(2);
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}
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Streaming::ConstBuffer Streaming::P2PBuilder::buffer()
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{
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return m_buffer->commit();
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}
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Message Streaming::P2PBuilder::message(int messageId)
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{
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Message answer(m_buffer->internal_buffer(), m_buffer->begin(), m_buffer->begin(), m_buffer->end());
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answer.setServiceId(Api::LegacyP2P);
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if (messageId != -1)
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answer.setMessageId(messageId);
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m_buffer->commit();
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return answer;
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}
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