Files
2026-03-07 03:31:30 +07:00

109 lines
3.2 KiB
C++

#pragma once
using namespace std;
class Packet;
class PacketListener;
class DataInputStream;
class DataOutputStream;
#define PACKET_ENABLE_STAT_TRACKING 0
class Packet;
typedef shared_ptr<Packet> (*packetCreateFn)();
class Packet
{
public:
class PacketStatistics
{
private:
int count;
int totalSize;
static const int TOTAL_TICKS = 100;
// 4J Added
int64_t countSamples[TOTAL_TICKS];
int64_t sizeSamples[TOTAL_TICKS];
int64_t timeSamples[TOTAL_TICKS];
int samplesPos;
public:
const int id;
public:
PacketStatistics(int id);
void addPacket(int bytes);
int getCount();
int getTotalSize();
double getAverageSize();
int64_t getRunningTotal();
int64_t getRunningCount();
void IncrementPos();
};
// 4J JEV, replaces the static blocks.
static void staticCtor();
public:
static unordered_map<int, packetCreateFn> idToCreateMap; // IntHashMap in 1.8.2 ... needed? // Made public in 1.0.1
static unordered_set<int> clientReceivedPackets;
static unordered_set<int> serverReceivedPackets;
static unordered_set<int> sendToAnyClientPackets;
// 4J Stu - Added the sendToAnyClient param so we can limit some packets to be only sent to one player on a system
// 4J Stu - Added renderStats param for use in debugging
static void map(int id, bool receiveOnClient, bool receiveOnServer, bool sendToAnyClient, bool renderStats, const type_info& clazz, packetCreateFn );
public:
const int64_t createTime;
Packet();
static shared_ptr<Packet> getPacket(int id);
// 4J Added
static bool canSendToAnyClient(shared_ptr<Packet> packet);
static void writeBytes(DataOutputStream *dataoutputstream, byteArray bytes);
static byteArray readBytes(DataInputStream *datainputstream);
virtual int getId() = 0;
bool shouldDelay;
private:
// 4J Added to track stats for packets that are going out via QNet
static unordered_map<int, PacketStatistics *> outgoingStatistics; // IntHashMap in 1.8.2 ... needed?
static vector<PacketStatistics *> renderableStats;
static int renderPos;
public:
static void recordOutgoingPacket(shared_ptr<Packet> packet, int playerIndex);
static void updatePacketStatsPIX();
private :
static unordered_map<int, PacketStatistics *> statistics;
//static int nextPrint;
public:
static shared_ptr<Packet> readPacket(DataInputStream *dis, bool isServer);
static void writePacket(shared_ptr<Packet> packet, DataOutputStream *dos);
static void writeUtf(const wstring& value, DataOutputStream *dos);
static wstring readUtf(DataInputStream *dis, int maxLength);
virtual void read(DataInputStream *dis) = 0; // throws IOException = 0; TODO 4J JEV, should this declare a throws?
virtual void write(DataOutputStream *dos) = 0; // throws IOException = 0; TODO 4J JEV, should this declare a throws?
virtual void handle(PacketListener *listener) = 0;
virtual int getEstimatedSize() = 0;
virtual bool canBeInvalidated();
virtual bool isInvalidatedBy(shared_ptr<Packet> packet);
virtual bool isAync();
// 4J Stu - Brought these functions forward for enchanting/game rules
static shared_ptr<ItemInstance> readItem(DataInputStream *dis);
static void writeItem(shared_ptr<ItemInstance> item, DataOutputStream *dos);
static CompoundTag *readNbt(DataInputStream *dis);
protected:
static void writeNbt(CompoundTag *tag, DataOutputStream *dos);
};