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Merge pull request #203 from teamfisk/SplitSnapshots

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Split snapshots
This commit is contained in:
William Moberg
2016-03-11 14:35:18 +01:00
parent 8ebf818c19 e45d0e8232
commit f036817c0c
16 changed files with 4082 additions and 3799 deletions
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src/Engine/Network/Client.cpp
+31 -22
View File
@@ -51,16 +51,19 @@ void Client::Connect(std::string address, int port)
void Client::Update()
{
m_EventBroker->Process<Client>();
//while (m_Unreliable.IsSocketAvailable()) {
// // Packet will get real data in receive
// Packet packet(MessageType::Invalid);
// m_Unreliable.Receive(packet);
// if (packet.GetMessageType() == MessageType::Connect) {
// parseUDPConnect(packet);
// } else {
// parseMessageType(packet);
// }
//}
while (m_Unreliable.IsSocketAvailable()) {
m_Unreliable.ReceivePackets();
}
// Packet will get real data in GetNextPacket()
Packet parsedPacket(MessageType::Invalid);
while (m_Unreliable.GetNextPacket(parsedPacket)) {
if (parsedPacket.GetMessageType() == MessageType::Connect) {
parseUDPConnect(parsedPacket);
} else {
parseMessageType(parsedPacket);
}
}
while (m_Reliable.IsSocketAvailable()) {
// Packet will get real data in receive
Packet packet(MessageType::Invalid);
@@ -107,8 +110,9 @@ void Client::Update()
void Client::parseMessageType(Packet& packet)
{
// Pop packetSize
packet.ReadPrimitive<int>();
// Pop packetSize, sequenceNumber and packetsInSequence.
popNetworkSegmentOfHeader(packet);
int messageType = packet.ReadPrimitive<int>();
if (messageType == -1)
return;
@@ -163,26 +167,29 @@ void Client::parseMessageType(Packet& packet)
void Client::parseUDPConnect(Packet& packet)
{
// Map ServerEntityID and your PlayerID
// TODO: If this is not received send a new connect message.
LOG_INFO("I be connected PogChamp");
}
void Client::parseTCPConnect(Packet& packet)
{
LOG_INFO("Received TCP connect from server");
// Pop size of message int
packet.ReadPrimitive<int>();
// Pop packetSize, group, groupIndex and groupSize.
popNetworkSegmentOfHeader(packet);
int messageType = packet.ReadPrimitive<int>();
// Read packet ID
m_PreviousPacketID = m_PacketID; // Set previous packet id
m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
// parse player id and other stuff
m_PlayerID = packet.ReadPrimitive<int>();
m_PlayerID = packet.ReadPrimitive<int>();
LOG_INFO("A Player connected");
// TODO: If this is not received send a new connect message.
Packet UnreliablePacket(MessageType::Connect, m_SendPacketID);
// Add player id and other stuff
packet.WritePrimitive(m_PlayerID);
// m_Unreliable.Send(packet);
m_Unreliable.Send(packet);
// LOG_INFO("Sent UDP Connect Server");
}
@@ -209,10 +216,11 @@ void Client::parsePing()
void Client::parseServerlist(Packet& packet)
{
// Pop size, message type, and ID
packet.ReadPrimitive<int>();
// Pop packetSize, group, groupIndex and groupSize.
popNetworkSegmentOfHeader(packet);
packet.ReadPrimitive<int>();
packet.ReadPrimitive<int>();
std::string address = packet.ReadString();
int port = packet.ReadPrimitive<int>();
std::string serverName = packet.ReadString();
@@ -464,6 +472,7 @@ void Client::disconnect()
m_PacketID = 0;
Packet packet(MessageType::Disconnect, m_SendPacketID);
m_Reliable.Send(packet);
m_Unreliable.Disconnect();
m_Reliable.Disconnect();
Events::PlayerDisconnected e;
e.Entity = m_LocalPlayer.ID;
@@ -480,8 +489,8 @@ bool Client::OnInputCommand(const Events::InputCommand & e)
if (e.Command == "ConnectToServer") { // Connect for now
if (e.Value > 0) {
//m_Reliable.Connect(m_PlayerName, m_Address, m_Port);
// m_Unreliable.Connect(m_PlayerName, m_Address, m_Port);
m_Reliable.Connect(m_PlayerName, m_Address, m_Port);
m_Unreliable.Connect(m_PlayerName, m_Address, m_Port);
}
//LOG_DEBUG("Client::OnInputCommand: Command is %s. Value is %f. PlayerID is %i.", e.Command.c_str(), e.Value, e.PlayerID);
return true;
@@ -558,6 +567,7 @@ bool Client::OnConnectRequest(const Events::ConnectRequest& e)
{
removeWorld();
if (m_Reliable.Connect(m_PlayerName, e.IP, e.Port)) {
m_Unreliable.Connect(m_PlayerName, e.IP, e.Port);
// The client sent a successful connect message
return true;
@@ -634,7 +644,7 @@ void Client::sendLocalPlayerTransform()
packet.WritePrimitive((int)cAssaultWeapon["Ammo"]);
}
m_Reliable.Send(packet);
m_Unreliable.Send(packet);
}
void Client::identifyPacketLoss()
@@ -696,7 +706,6 @@ void Client::displayServerlist()
}
}
void Client::removeWorld()
{
std::vector<EntityID> childrenToBeDeleted;
src/Engine/Network/Network.cpp
+9
View File
@@ -83,3 +83,12 @@ void Network::updateNetworkData()
m_NetworkData.DataReceivedThisInterval = 0;
}
}
void Network::popNetworkSegmentOfHeader(Packet & packet)
{
// Pop packetSize, group, groupIndex and groupSize.
packet.ReadPrimitive<int>();
packet.ReadPrimitive<int>();
packet.ReadPrimitive<int>();
packet.ReadPrimitive<int>();
}
src/Engine/Network/Packet.cpp
+62 -10
View File
@@ -3,16 +3,22 @@
Packet::Packet(MessageType type, unsigned int& packetID)
{
m_Data = new char[m_MaxPacketSize];
Init(type, packetID);
Init(type, packetID, 1, 1, -1);
}
// Create message
Packet::Packet(char* data, const size_t sizeOfPacket)
{
// Create message header
// allocate memory for size of packet, sequenceNumber and totalPacketesInSequence
m_ReturnDataOffset = 0;
m_Offset = 0;
// Resize message
m_MaxPacketSize = sizeOfPacket;
// Copy data newly allocated memory
m_Data = new char[sizeOfPacket];
unsigned int dummy = 0;
Init(MessageType::Invalid, dummy, 0, 0, 0);
memcpy(m_Data, data, sizeOfPacket);
m_Offset = sizeOfPacket;
}
@@ -21,7 +27,7 @@ Packet::Packet(MessageType type)
{
m_Data = new char[m_MaxPacketSize];
unsigned int dummy = 0;
Init(type, dummy);
Init(type, dummy, 1, 1, -1);
}
Packet::~Packet()
@@ -29,16 +35,30 @@ Packet::~Packet()
delete[] m_Data;
}
void Packet::Init(MessageType type, unsigned int & packetID)
void Packet::Init(MessageType type, unsigned int & packetID,
int groupIndex, int groupSize, int group)
{
m_ReturnDataOffset = 0;
m_Offset = 0;
// Create message header
// allocate memory for size of packet(only used in tcp)
// allocate memory for size of packet, sequenceNumber and totalPacketesInSequence
packetSizeOffset = m_Offset;
WritePrimitive<int>(0);
// packetGroup is the group the packet is in
groupOffset = m_Offset;
WritePrimitive<int>(group);
// What index the packet has in the packetGroup
groupIndexOffset = m_Offset;
WritePrimitive(groupIndex);
// The total amount of packets in a packetGroup
groupSizeOffset = m_Offset;
WritePrimitive(groupSize);
// Add message type
int messageType = static_cast<int>(type);
messageTypeOffset = m_Offset;
WritePrimitive<int>(messageType);
// Packet ID
packetIDOffset = m_Offset;
WritePrimitive<int>(packetID);
packetID++;
m_HeaderSize = m_Offset;
@@ -104,8 +124,7 @@ void Packet::ReconstructFromData(char * data, size_t sizeOfData)
void Packet::UpdateSize()
{
int whatisoffset = m_Offset;
memcpy(m_Data, &m_Offset, sizeof(int));
memcpy(m_Data + packetSizeOffset, &m_Offset, sizeof(int));
}
char * Packet::ReadData(int sizeOfData)
@@ -123,14 +142,47 @@ void Packet::ChangePacketID(unsigned int & packetID)
{
packetID = packetID + 1;
// Overwrite old PacketID
memcpy(m_Data + 2*sizeof(int), &packetID, sizeof(int));
memcpy(m_Data + packetIDOffset, &packetID, sizeof(int));
}
void Packet::ChangeGroupIndex(int groupIndex)
{
memcpy(m_Data + groupIndexOffset, &groupIndex, sizeof(int));
}
void Packet::ChangeGroupSize(int groupSize)
{
memcpy(m_Data + groupSizeOffset, &groupSize, sizeof(int));
}
void Packet::ChangeGroup(int group)
{
memcpy(m_Data + groupOffset, &group, sizeof(int));
}
MessageType Packet::GetMessageType()
{
MessageType messagType;
memcpy(&messagType, m_Data + sizeof(int), sizeof(int));
return messagType;
return *reinterpret_cast<MessageType*>(m_Data + messageTypeOffset);
}
size_t Packet::Group()
{
return *reinterpret_cast<size_t*>(m_Data + groupOffset);
}
size_t Packet::GroupIndex()
{
return *reinterpret_cast<size_t*>(m_Data + groupIndexOffset);
}
size_t Packet::GroupSize()
{
return *reinterpret_cast<size_t*>(m_Data + groupSizeOffset);
}
size_t Packet::PacketID()
{
return *reinterpret_cast<size_t*>(m_Data + packetIDOffset);
}
void Packet::resizeData()
src/Engine/Network/Server.cpp
+48 -53
View File
@@ -49,19 +49,19 @@ void Server::Update()
}
}
//PlayerDefinition pd;
//while (m_Unreliable.IsSocketAvailable()) {
// // Packet will get real data in receive
// Packet packet(MessageType::Invalid);
// m_Unreliable.Receive(packet, pd);
// m_Address = pd.Endpoint.address();
// m_Port = pd.Endpoint.port();
// if (packet.GetMessageType() == MessageType::Connect) {
// parseUDPConnect(packet);
// } else {
// parseMessageType(packet);
// }
//}
PlayerDefinition pd;
while (m_Unreliable.IsSocketAvailable()) {
// Packet will get real data in receive
Packet packet(MessageType::Invalid);
m_Unreliable.Receive(packet, pd);
m_Address = pd.Endpoint.address();
m_Port = pd.Endpoint.port();
if (packet.GetMessageType() == MessageType::Connect) {
parseUDPConnect(packet);
} else {
parseMessageType(packet);
}
}
while (m_ServerlistRequest.IsSocketAvailable()) {
Packet packet(MessageType::Invalid);
@@ -69,9 +69,11 @@ void Server::Update()
localArea.Endpoint = boost::asio::ip::udp::endpoint();
m_ServerlistRequest.Receive(packet, localArea);
if (packet.GetMessageType() == MessageType::ServerlistRequest) {
packet.ReadPrimitive<int>(); // Pop size
packet.ReadPrimitive<int>(); // Pop MsgType
packet.ReadPrimitive<int>(); // Pop packet ID
// Pop header
popNetworkSegmentOfHeader(packet);
packet.ReadPrimitive<int>();
packet.ReadPrimitive<int>();
int port = packet.ReadPrimitive<int>();
std::string address = localArea.Endpoint.address().to_string();
parseServerlistRequest(boost::asio::ip::udp::endpoint(boost::asio::ip::address().from_string(address), port));
@@ -109,9 +111,9 @@ void Server::Update()
void Server::parseMessageType(Packet& packet)
{
// Pop packetSize which is used by TCP Client to
// Pop packetSize, sequenceNumber and packetsInSequence.
// create a packet of the correct size
packet.ReadPrimitive<int>();
popNetworkSegmentOfHeader(packet);
int messageType = packet.ReadPrimitive<int>(); // Read what type off message was sent from server
// Read packet ID
@@ -162,10 +164,7 @@ void Server::reliableBroadcast(Packet& packet)
void Server::unreliableBroadcast(Packet& packet)
{
for (auto& kv : m_ConnectedPlayers) {
packet.ChangePacketID(kv.second.PacketID);
// m_Unreliable.Send(packet, kv.second);
}
m_Unreliable.SendToConnectedPlayers(packet, m_ConnectedPlayers);
}
// Send snapshot fields
@@ -174,7 +173,8 @@ void Server::sendSnapshot()
Packet packet(MessageType::Snapshot);
addInputCommandsToPacket(packet);
addPlayersToPacket(packet, EntityID_Invalid);
reliableBroadcast(packet);
//addChildrenToPacket(packet, EntityID_Invalid);
unreliableBroadcast(packet);
}
void Server::addInputCommandsToPacket(Packet& packet)
@@ -299,8 +299,6 @@ void Server::sendPing()
reliableBroadcast(packet);
}
void Server::checkForTimeOuts()
{
double startPing = 1000 * m_StartPingTime
@@ -317,38 +315,35 @@ void Server::checkForTimeOuts()
}
}
}
for (size_t i = 0; i < playersToRemove.size(); i++) {
for (int i = playersToRemove.size() - 1; i >= 0; i--) {
disconnect(playersToRemove.at(i));
}
}
//void Server::parseUDPConnect(Packet & packet)
//{
// // Pop size of message int
// packet.ReadPrimitive<int>();
// int messageType = packet.ReadPrimitive<int>();
// // Read packet ID
// m_PreviousPacketID = m_PacketID; // Set previous packet id
// m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
// // parse player id and other stuff
// PlayerID playerID = packet.ReadPrimitive<int>();
// if (!EntityWrapper(m_World, playerID).Valid()) {
//
// }
// // Do something here?
// boost::asio::ip::udp::endpoint endpoint(m_Address, m_Port);
// m_ConnectedPlayers.at(playerID).Endpoint = endpoint;
// LOG_INFO("parseUDPConnect: Spectator \"%s\" connected on IP: %s", m_ConnectedPlayers.at(playerID).Name.c_str(), m_ConnectedPlayers.at(playerID).Endpoint.address().to_string().c_str());
// // Send a message to the player that connected
// Packet connnectPacket(MessageType::Connect, m_ConnectedPlayers.at(playerID).PacketID);
// m_Unreliable.Send(connnectPacket);
// LOG_INFO("UDP Connect sent to client");
//}
void Server::parseUDPConnect(Packet & packet)
{
//Pop packetSize, sequenceNumber and packetsInSequence.
popNetworkSegmentOfHeader(packet);
int messageType = packet.ReadPrimitive<int>();
// Read packet ID
m_PreviousPacketID = m_PacketID; // Set previous packet id
m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
// parse player id and other stuff
PlayerID playerID = packet.ReadPrimitive<int>();
boost::asio::ip::udp::endpoint endpoint(m_Address, m_Port);
m_ConnectedPlayers.at(playerID).Endpoint = endpoint;
LOG_INFO("parseUDPConnect: Spectator \"%s\" connected on IP: %s", m_ConnectedPlayers.at(playerID).Name.c_str(), m_ConnectedPlayers.at(playerID).Endpoint.address().to_string().c_str());
// Send a message to the player that connected
Packet connnectPacket(MessageType::Connect, m_ConnectedPlayers.at(playerID).PacketID);
m_Unreliable.Send(connnectPacket);
LOG_INFO("UDP Connect sent to client");
}
void Server::parseTCPConnect(Packet & packet)
{
// Pop size of message int
packet.ReadPrimitive<int>();
// Pop packetSize, sequenceNumber and packetsInSequence.
popNetworkSegmentOfHeader(packet);
int messageType = packet.ReadPrimitive<int>();
// Read packet ID
m_PreviousPacketID = m_PacketID; // Set previous packet id
@@ -356,9 +351,9 @@ void Server::parseTCPConnect(Packet & packet)
LOG_INFO("Parsing connections");
// Check if player is already connected
// Ska vara till lagd i TCPServer receive
PlayerID playerID = getPlayerIDFromEndpoint();
if (playerID == -1) {
LOG_INFO("Server::parseTCPConnect: Not connected");
return;
}
// Create a new player
@@ -381,7 +376,7 @@ void Server::parseTCPConnect(Packet & packet)
Packet connnectPacket(MessageType::Connect, m_ConnectedPlayers.at(playerID).PacketID);
// Write playerID to packet
connnectPacket.WritePrimitive(playerID);
m_Reliable.Send(connnectPacket);
m_Reliable.Send(connnectPacket, m_ConnectedPlayers.at(playerID));
Packet firstSnapshot(MessageType::Snapshot);
addInputCommandsToPacket(firstSnapshot);
@@ -668,4 +663,4 @@ PlayerID Server::getPlayerIDFromEntityID(EntityID entityID)
}
}
return -1;
}
}
src/Engine/Network/TCPClient.cpp
+7 -24
View File
@@ -3,25 +3,14 @@
using namespace boost::asio::ip;
TCPClient::TCPClient()
{
}
{ }
TCPClient::~TCPClient()
{
}
{ }
bool TCPClient::Connect(std::string playerName, std::string address, int port)
{
if (m_Socket) {
if (m_IsConnected) {
Packet packet(MessageType::Connect, m_SendPacketID);
packet.WriteString(playerName);
Send(packet);
LOG_INFO("Connect message sent again!");
}
return true;
}
else if (!m_IsConnected) {
if (!m_Socket) {
boost::system::error_code error = boost::asio::error::host_not_found;
m_Endpoint = tcp::endpoint(boost::asio::ip::address::from_string(address), port);
m_Socket = std::unique_ptr<tcp::socket>(new tcp::socket(m_IOService));
@@ -36,9 +25,7 @@ bool TCPClient::Connect(std::string playerName, std::string address, int port)
Send(packet);
LOG_INFO("Connect message sent!");
return true;
}
// If error
else {
} else { // If error
m_Socket->close();
m_Socket = nullptr;
return false;
@@ -47,14 +34,10 @@ bool TCPClient::Connect(std::string playerName, std::string address, int port)
}
void TCPClient::Disconnect()
{
if (!m_IsConnected) {
return;
}
{
m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_both);
m_Socket->close();
m_Socket = nullptr;
m_IsConnected = false;
}
void TCPClient::Receive(Packet& packet)
@@ -66,7 +49,7 @@ void TCPClient::Receive(Packet& packet)
}
size_t TCPClient::readBuffer()
{
{
if (!m_Socket) {
return 0;
}
@@ -92,7 +75,7 @@ size_t TCPClient::readBuffer()
while (sizeOfPacket > bytesReceived) {
// Read the rest of the message
bytesReceived += m_Socket->read_some(boost
::asio::buffer((void*)(m_ReadBuffer), sizeOfPacket - bytesReceived),
::asio::buffer((void*)(m_ReadBuffer + bytesReceived), sizeOfPacket - bytesReceived),
error);
if (error) {
//LOG_ERROR("receive: %s", error.message().c_str());
src/Engine/Network/TCPServer.cpp
+1
View File
@@ -48,6 +48,7 @@ void TCPServer::Send(Packet & packet, PlayerDefinition & playerDefinition)
{
packet.UpdateSize();
try {
// Crashed once TCPSocket was NULL
int bytesSent = playerDefinition.TCPSocket->send(
boost::asio::buffer(packet.Data(), packet.Size()),
0);
src/Engine/Network/UDPClient.cpp
+135 -10
View File
@@ -1,14 +1,13 @@
#include "Network/UDPClient.h"
#include "boost/asio/basic_datagram_socket.hpp"
using namespace boost::asio::ip;
UDPClient::UDPClient()
{
}
{ }
UDPClient::~UDPClient()
{
}
{ }
bool UDPClient::Connect(std::string playerName, std::string address, int port)
{
@@ -18,22 +17,35 @@ bool UDPClient::Connect(std::string playerName, std::string address, int port)
m_ReceiverEndpoint = udp::endpoint(boost::asio::ip::address().from_string(address), port);
m_Socket = boost::shared_ptr<boost::asio::ip::udp::socket>(new boost::asio::ip::udp::socket(m_IOService));
m_Socket->open(boost::asio::ip::udp::v4());
boost::asio::socket_base::receive_buffer_size option(m_SizeOfSocketBuffer);
m_Socket->set_option(option);
return true;
}
void UDPClient::Disconnect()
{
m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_both);
m_Socket->close();
m_Socket = nullptr;
m_LastReceivedSnapshotGroup = 0;
m_PacketSegmentMap.clear();
PacketID m_SendPacketID = 0;
}
void UDPClient::Receive(Packet& packet)
{
int bytesRead = readBuffer();
if (bytesRead > 0) {
if (bytesRead > 0) {
packet.ReconstructFromData(m_ReadBuffer, bytesRead);
}
}
void UDPClient::ReceivePackets()
{
readPartOfPacket();
}
int UDPClient::readBuffer()
{
if (!m_Socket) {
@@ -41,9 +53,9 @@ int UDPClient::readBuffer()
}
boost::system::error_code error;
// Read size of packet
m_Socket->receive(boost
m_Socket->receive(boost
::asio::buffer((void*)m_ReadBuffer, sizeof(int)),
boost::asio::ip::udp::socket::message_peek, error);
boost::asio::ip::udp::socket::message_peek, error);
int sizeOfPacket = 0;
memcpy(&sizeOfPacket, m_ReadBuffer, sizeof(int));
if (sizeOfPacket > m_Socket->available()) {
@@ -72,6 +84,72 @@ int UDPClient::readBuffer()
return bytesReceived;
}
void UDPClient::readPartOfPacket()
{
if (!m_Socket) {
return;
}
boost::system::error_code error;
// Peek header
m_Socket->receive(boost
::asio::buffer((void*)m_ReadBuffer, 5 * sizeof(int)),
boost::asio::ip::udp::socket::message_peek, error);
int sizeOfPacket = 0;
memcpy(&sizeOfPacket, m_ReadBuffer, sizeof(int));
if (sizeOfPacket == 0) {
return;
}
int packetGroup = *reinterpret_cast<int*>(m_ReadBuffer + sizeof(int));
int packetGroupIndex = *reinterpret_cast<int*>(m_ReadBuffer + 2 * sizeof(int));
int packetGroupSize = *reinterpret_cast<int*>(m_ReadBuffer + 3 * sizeof(int));
//LOG_INFO("Packet group: %i. Group index: %i. Group size: %i. Packet size: %i.", packetGroup, packetGroupIndex, packetGroupSize, sizeOfPacket);
if (sizeOfPacket > m_Socket->available()) {
LOG_WARNING("UDPClient::readBuffer(): We haven't got the whole packet yet.");
// return;
}
// if the buffer is to small increase the size of it
boost::shared_ptr<char> packetData(new char[sizeOfPacket]);
// Read the message
size_t bytesReceived = m_Socket->receive_from(boost
::asio::buffer((void*)(packetData.get()),
sizeOfPacket),
m_ReceiverEndpoint, 0, error);
if (error) {
LOG_ERROR("UDPClient::readPartOfPacket: %s", error.message().c_str());
}
// Might want to do this earlier when i figure out a good way to
// remove data from network buffer.
if (hasReceivedPacket(packetGroup, packetGroupIndex)) {
return;
}
// If group exists
PacketMap::iterator it;
it = m_PacketSegmentMap.find(packetGroup);
if (it != m_PacketSegmentMap.end()) {
it->second.push_back(std::make_pair(packetGroupIndex, std::move(packetData)));
} else { // Create group and add element
m_PacketSegmentMap[packetGroup].push_back(std::make_pair(packetGroupIndex, std::move(packetData)));
}
return;
}
bool UDPClient::hasReceivedPacket(int packetGroup, int groupIndex)
{
PacketMap::iterator it;
it = m_PacketSegmentMap.find(packetGroup);
if (it != m_PacketSegmentMap.end()) {
const std::vector<std::pair<int, boost::shared_ptr<char>>>& loopPacketGroup = it->second;
for (size_t i = 0; i < loopPacketGroup.size(); i++) {
if (loopPacketGroup.at(i).first == groupIndex) {
return true;
}
}
}
return false;
}
void UDPClient::Send(Packet& packet)
{
packet.UpdateSize();
@@ -79,7 +157,7 @@ void UDPClient::Send(Packet& packet)
packet.Data(),
packet.Size()),
m_ReceiverEndpoint, 0);
}
}
void UDPClient::Broadcast(Packet& packet, int port)
{
@@ -95,8 +173,55 @@ void UDPClient::Broadcast(Packet& packet, int port)
bool UDPClient::IsSocketAvailable()
{
if (!m_Socket) {
if (!m_Socket) {
return false;
}
return m_Socket->available();
}
}
bool UDPClient::GetNextPacket(Packet & packet)
{
// A duplicate packet should not be present in the vector!
// Soo we will assume that this is true and only look if size
// of vector is correct.
PacketMap::iterator it = m_PacketSegmentMap.begin();
while (it != m_PacketSegmentMap.end()) {
// pair(Group index, packetData)
std::vector<std::pair<int, boost::shared_ptr<char>>>& currentVector = it->second;
Packet headerInfoPacket(currentVector.at(0).second.get(), packet.HeaderSize());
int groupSize = headerInfoPacket.GroupSize();
//LOG_INFO("UDPClient::GetNextPacket: Packet group : %i.Group index : %i.Group size : %i. lastReceivedSnapshotGroup: %i. MessageType(Ples 4): %i", headerInfoPacket.Group(), headerInfoPacket.GroupIndex(), groupSize, lastReceivedSnapshotGroup, headerInfoPacket.GetMessageType());
//LOG_INFO("UDPClient::GetNextPacket: Packet group : %i.lastReceivedSnapshotGroup: %i. MessageType(Ples 4): %i", headerInfoPacket.Group(), lastReceivedSnapshotGroup, headerInfoPacket.GetMessageType());
int mapSize = m_PacketSegmentMap.size();
if (mapSize > 5) {
it = m_PacketSegmentMap.erase(it);
LOG_INFO("The map is increasing in size, size is %i", mapSize);
continue;
}
if (headerInfoPacket.GetMessageType() == MessageType::Snapshot && m_LastReceivedSnapshotGroup > headerInfoPacket.Group()) {
it = m_PacketSegmentMap.erase(it);
continue;
//LOG_INFO("Deleted old entry");
}
if (currentVector.size() == groupSize) {
std::sort(currentVector.begin(), currentVector.end());
// Add the first packet in vector
packet.ReconstructFromData(currentVector.at(0).second.get(), packet.HeaderSize());
// Add the rest of the packets.
int sizeOfData = 0;
for (auto& packetSegment : currentVector) {
memcpy(&sizeOfData, packetSegment.second.get(), sizeof(int));
packet.WriteData(packetSegment.second.get() + packet.HeaderSize(), sizeOfData - packet.HeaderSize());
}
if (headerInfoPacket.GetMessageType() == MessageType::Snapshot) {
m_LastReceivedSnapshotGroup = packet.Group();
}
// No need to get next it as we are returning.
m_PacketSegmentMap.erase(it);
return true;
} else {
++it;
}
}
return false;
}
src/Engine/Network/UDPServer.cpp
+95 -19
View File
@@ -12,34 +12,110 @@ UDPServer::UDPServer(int port)
UDPServer::~UDPServer()
{ }
void UDPServer::Send(Packet& packet, PlayerDefinition & playerDefinition)
// TODO: Fix correct groups
void UDPServer::Send(Packet& packet, PlayerDefinition& playerDefinition)
{
packet.UpdateSize();
try {
int bytesSent = m_Socket->send_to(
boost::asio::buffer(packet.Data(), packet.Size()),
playerDefinition.Endpoint,
0);
LOG_INFO("Size of packet is %i", bytesSent);
// Remove header from packet.
packet.ReadData(packet.HeaderSize());
int totalBytesSent = 0;
int groupIndex = 1;
int groupSize = std::ceil((float)packet.Size() / MAXPACKETSIZE);
int packetDataSent = 0;
int packetDataSize = packet.Size() - packet.HeaderSize();
while (packetDataSize > packetDataSent) {
Packet splitPacket(packet.GetMessageType(), playerDefinition.PacketID);
splitPacket.ChangeGroupIndex(groupIndex);
splitPacket.ChangeGroupSize(groupSize);
splitPacket.ChangeGroup(playerDefinition.PacketGroup);
int amountToSend = packetDataSize - packetDataSent;
if (amountToSend > MAXPACKETSIZE) {
amountToSend = MAXPACKETSIZE;
}
splitPacket.WriteData(packet.ReadData(amountToSend), amountToSend);
splitPacket.UpdateSize();
// Remove header size from bytes sent soo that we only
// count data in the packet
int bytesSent = 0;
bytesSent = m_Socket->send_to(
boost::asio::buffer(splitPacket.Data(), splitPacket.Size()),
playerDefinition.Endpoint,
0);
packetDataSent += bytesSent - splitPacket.HeaderSize();
totalBytesSent += bytesSent;
//LOG_INFO("bytesSent size %i, groupIndex: %i. Number of packets: %i", bytesSent, sequenceNumber, totalMessages);
++groupIndex;
}
playerDefinition.PacketGroup++;
} catch (const boost::system::system_error& e) {
LOG_INFO(e.what());
// TODO: Clean up invalid endpoints out of m_ConnectedPlayers later
playerDefinition.Endpoint = boost::asio::ip::udp::endpoint();
}
}
void UDPServer::SendToConnectedPlayers(Packet& packet, std::map<PlayerID, PlayerDefinition>& playersTosendTo)
{
packet.UpdateSize();
// Remove header from packet.
packet.ReadData(packet.HeaderSize());
int totalBytesSent = 0;
int groupIndex = 1;
int groupSize = std::ceil((float)packet.Size() / MAXPACKETSIZE);
int packetDataSent = 0;
int packetDataSize = packet.Size() - packet.HeaderSize();
while (packetDataSize > packetDataSent) {
Packet splitPacket(packet.GetMessageType());
splitPacket.ChangeGroupIndex(groupIndex);
splitPacket.ChangeGroupSize(groupSize);
int amountToSend = packetDataSize - packetDataSent;
if (amountToSend > MAXPACKETSIZE) {
amountToSend = MAXPACKETSIZE;
}
splitPacket.WriteData(packet.ReadData(amountToSend), amountToSend);
splitPacket.UpdateSize();
// Remove header size from bytes sent soo that we only
// count data in the packet
int bytesSent = 0;
for (auto& kv : playersTosendTo) {
try {
splitPacket.ChangeGroup(kv.second.PacketGroup);
bytesSent = m_Socket->send_to(
boost::asio::buffer(splitPacket.Data(), splitPacket.Size()),
kv.second.Endpoint,
0);
// LOG_INFO("bytesSent: %i", bytesSent);
} catch (const boost::system::system_error& e) {
LOG_INFO("UDPServer::SendToConnectedPlayers: Disconnected client. %s", e.what());
// TODO: Clean up invalid endpoints out of m_ConnectedPlayers later
kv.second.Endpoint = boost::asio::ip::udp::endpoint();
}
}
packetDataSent += splitPacket.Size() - splitPacket.HeaderSize();
totalBytesSent += splitPacket.Size();
//LOG_INFO("bytesSent size %i, groupIndex: %i. Number of packets: %i", bytesSent, sequenceNumber, totalMessages);
++groupIndex;
}
for (auto& kv : playersTosendTo) {
kv.second.PacketGroup++;
}
}
// Send back to endpoint of received packet
void UDPServer::Send(Packet & packet)
{
packet.UpdateSize();
size_t bytesSent = m_Socket->send_to(
size_t bytesSent = m_Socket->send_to(
boost::asio::buffer(
packet.Data(),
packet.Size()),
m_ReceiverEndpoint,
0);
LOG_INFO("Size of packet is %i", bytesSent);
//LOG_INFO("Size of packet is %i", bytesSent);
}
// Broadcasting respond specific logic
@@ -52,7 +128,7 @@ void UDPServer::Send(Packet & packet, boost::asio::ip::udp::endpoint endpoint)
packet.Size()),
endpoint,
0);
LOG_INFO("Size of packet is %i", bytesSent);
//LOG_INFO("Size of packet is %i", bytesSent);
}
// Broadcasting
@@ -64,7 +140,7 @@ void UDPServer::Broadcast(Packet & packet, int port)
boost::asio::buffer(
packet.Data(),
packet.Size()),
boost::asio::ip::udp::endpoint(boost::asio::ip::address_v4().broadcast(),port),
boost::asio::ip::udp::endpoint(boost::asio::ip::address_v4().broadcast(), port),
0);
m_Socket->set_option(boost::asio::socket_base::broadcast(false));
}
@@ -91,7 +167,7 @@ int UDPServer::readBuffer()
int addasdasd = m_Socket->available();
boost::system::error_code error;
// Read size of packet
m_Socket->receive_from(boost
m_Socket->receive_from(boost
::asio::buffer((void*)m_ReadBuffer, sizeof(int)),
m_ReceiverEndpoint, boost::asio::ip::udp::socket::message_peek, error);
unsigned int sizeOfPacket = 0;
@@ -114,13 +190,13 @@ int UDPServer::readBuffer()
::asio::buffer((void*)(m_ReadBuffer),
sizeOfPacket),
m_ReceiverEndpoint, 0, error);
if (error) {
//LOG_ERROR("receive: %s", error.message().c_str());
}
if (sizeOfPacket > 1000000)
LOG_WARNING("The packets received are bigger than 1MB");
if (error) {
//LOG_ERROR("receive: %s", error.message().c_str());
}
if (sizeOfPacket > 1000000)
LOG_WARNING("The packets received are bigger than 1MB");
return bytesReceived;
return bytesReceived;
}
void UDPServer::AcceptNewConnections(int& nextPlayerID, std::map<PlayerID, PlayerDefinition>& connectedPlayers)