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https://github.com/ErikasKontenis/SabrehavenServer.git
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105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/**
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* Tibia GIMUD Server - a free and open-source MMORPG server emulator
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* Copyright (C) 2019 Sabrehaven and Mark Samman <mark.samman@gmail.com>
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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 2 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef FS_OUTPUTMESSAGE_H_C06AAED85C7A43939F22D229297C0CC1
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#define FS_OUTPUTMESSAGE_H_C06AAED85C7A43939F22D229297C0CC1
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#include "networkmessage.h"
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#include "connection.h"
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#include "tools.h"
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class Protocol;
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class OutputMessage : public NetworkMessage
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{
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public:
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OutputMessage() = default;
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// non-copyable
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OutputMessage(const OutputMessage&) = delete;
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OutputMessage& operator=(const OutputMessage&) = delete;
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uint8_t* getOutputBuffer() {
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return buffer + outputBufferStart;
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}
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void writeMessageLength() {
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add_header(info.length);
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}
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void addCryptoHeader() {
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writeMessageLength();
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}
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inline void append(const NetworkMessage& msg) {
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auto msgLen = msg.getLength();
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memcpy(buffer + info.position, msg.getBuffer() + 4, msgLen);
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info.length += msgLen;
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info.position += msgLen;
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}
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inline void append(const OutputMessage_ptr& msg) {
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auto msgLen = msg->getLength();
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memcpy(buffer + info.position, msg->getBuffer() + 4, msgLen);
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info.length += msgLen;
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info.position += msgLen;
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}
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protected:
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template <typename T>
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inline void add_header(T add) {
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assert(outputBufferStart >= sizeof(T));
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outputBufferStart -= sizeof(T);
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memcpy(buffer + outputBufferStart, &add, sizeof(T));
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//added header size to the message size
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info.length += sizeof(T);
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}
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MsgSize_t outputBufferStart = INITIAL_BUFFER_POSITION;
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};
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class OutputMessagePool
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{
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public:
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// non-copyable
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OutputMessagePool(const OutputMessagePool&) = delete;
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OutputMessagePool& operator=(const OutputMessagePool&) = delete;
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static OutputMessagePool& getInstance() {
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static OutputMessagePool instance;
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return instance;
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}
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void sendAll();
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void scheduleSendAll();
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static OutputMessage_ptr getOutputMessage();
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void addProtocolToAutosend(Protocol_ptr protocol);
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void removeProtocolFromAutosend(const Protocol_ptr& protocol);
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private:
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OutputMessagePool() = default;
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//NOTE: A vector is used here because this container is mostly read
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//and relatively rarely modified (only when a client connects/disconnects)
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std::vector<Protocol_ptr> bufferedProtocols;
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};
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#endif
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