mirror of
https://github.com/OpenRCT2/OpenRCT2
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120 lines
2.7 KiB
C++
120 lines
2.7 KiB
C++
#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
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/*****************************************************************************
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
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* For more information, visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 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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* A full copy of the GNU General Public License can be found in licence.txt
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*****************************************************************************/
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#pragma endregion
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#ifndef DISABLE_NETWORK
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#include "NetworkTypes.h"
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#include "NetworkPacket.h"
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NetworkPacket::NetworkPacket()
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{
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transferred = 0;
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read = 0;
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size = 0;
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data = std::make_shared<std::vector<uint8>>();
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}
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std::unique_ptr<NetworkPacket> NetworkPacket::Allocate()
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{
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return std::unique_ptr<NetworkPacket>(new NetworkPacket); // change to make_unique in c++14
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}
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std::unique_ptr<NetworkPacket> NetworkPacket::Duplicate(NetworkPacket &packet)
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{
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return std::unique_ptr<NetworkPacket>(new NetworkPacket(packet)); // change to make_unique in c++14
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}
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uint8 * NetworkPacket::GetData()
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{
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return &(*data)[0];
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}
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uint32 NetworkPacket::GetCommand()
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{
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if (data->size() >= sizeof(uint32))
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{
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return ByteSwapBE(*(uint32 *)(&(*data)[0]));
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}
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else
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{
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return NETWORK_COMMAND_INVALID;
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}
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}
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void NetworkPacket::Clear()
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{
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transferred = 0;
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read = 0;
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data->clear();
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}
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bool NetworkPacket::CommandRequiresAuth()
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{
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switch (GetCommand()) {
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case NETWORK_COMMAND_PING:
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case NETWORK_COMMAND_AUTH:
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case NETWORK_COMMAND_TOKEN:
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case NETWORK_COMMAND_GAMEINFO:
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case NETWORK_COMMAND_OBJECTS:
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return false;
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default:
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return true;
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}
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}
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void NetworkPacket::Write(const uint8 * bytes, size_t size)
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{
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data->insert(data->end(), bytes, bytes + size);
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}
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void NetworkPacket::WriteString(const utf8 * string)
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{
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Write((uint8 *)string, strlen(string) + 1);
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}
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const uint8 * NetworkPacket::Read(size_t size)
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{
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if (read + size > NetworkPacket::size)
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{
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return nullptr;
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}
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else
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{
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uint8 * data = &GetData()[read];
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read += size;
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return data;
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}
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}
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const utf8 * NetworkPacket::ReadString()
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{
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char * str = (char *)&GetData()[read];
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char * strend = str;
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while (read < size && *strend != 0)
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{
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read++;
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strend++;
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}
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if (*strend != 0)
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{
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return nullptr;
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}
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read++;
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return str;
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}
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#endif
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