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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-05-18 16:03:05 +0200
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-05-18 16:03:05 +0200
commit4d7b1da29e0957ac798ee8e6da8288cbd4ae5c79 (patch)
tree548911d4e341fd5717acff3b5bc752c7b5650bf4 /src/network/Network.cpp
parent2017-05-13 (diff)
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Diffstat (limited to 'src/network/Network.cpp')
-rw-r--r--src/network/Network.cpp108
1 files changed, 108 insertions, 0 deletions
diff --git a/src/network/Network.cpp b/src/network/Network.cpp
new file mode 100644
index 0000000..a3023ff
--- /dev/null
+++ b/src/network/Network.cpp
@@ -0,0 +1,108 @@
+#include <iostream>
+#include "Network.hpp"
+#include "../packet/PacketBuilder.hpp"
+
+Network::Network(std::string address, unsigned short port) : m_address(address), m_port(port) {
+ std::cout << "Connecting to server " << m_address << ":" << m_port << std::endl;
+ sf::Socket::Status status = m_socket.connect(sf::IpAddress(m_address), m_port);
+ m_socket.setBlocking(true);
+ if (status != sf::Socket::Done) {
+ if (status == sf::Socket::Error) {
+ std::cerr << "Can't connect to remote server" << std::endl;
+ throw 14;
+ } else {
+ std::cerr << "Connection failed with unknown reason" << std::endl;
+ throw 13;
+ }
+ }
+ std::cout << "Connected." << std::endl;
+}
+
+Network::~Network() {
+ std::cout << "Disconnecting..." << std::endl;
+ m_socket.disconnect();
+}
+
+void Network::SendHandshake(std::string username) {
+ //Handshake packet
+ Packet handshakePacket = PacketBuilder::CHandshaking0x00(316, m_address, m_port, 2);
+ SendPacket(handshakePacket);
+
+ //LoginStart packet
+ Field fName;
+ fName.SetString(username);
+ Packet loginPacket(0);
+ loginPacket.AddField(fName);
+ SendPacket(loginPacket);
+}
+
+void Network::SendPacket(Packet &packet) {
+ m_socket.setBlocking(true);
+ byte *packetData = new byte[packet.GetLength()];
+ packet.CopyToBuff(packetData);
+ m_socket.send(packetData, packet.GetLength());
+ delete[] packetData;
+}
+
+Packet Network::ReceivePacket() {
+ byte bufLen[5] = {0};
+ size_t rec = 0;
+ for (int i = 0; i < 5; i++) {
+ byte buff = 0;
+ size_t r = 0;
+ m_socket.receive(&buff, 1, r);
+ rec += r;
+ bufLen[i] = buff;
+ if ((buff & 0b10000000) == 0) {
+ break;
+ }
+ }
+ Field fLen = FieldParser::Parse(VarInt, bufLen);
+ size_t packetLen = fLen.GetVarInt() + fLen.GetLength();
+ if (packetLen > 1024 * 1024 * 30)
+ std::cout << "OMG! SIZEOF PACKET IS " << packetLen << std::endl;
+ if (packetLen < rec) {
+ return Packet(bufLen);
+ }
+ byte *bufPack = new byte[packetLen];
+ std::copy(bufLen, bufLen + rec, bufPack);
+ size_t dataLen = rec;
+ while (m_socket.receive(bufPack + dataLen, packetLen - dataLen, rec) == sf::Socket::Done && dataLen < packetLen) {
+ dataLen += rec;
+ }
+ if (dataLen < packetLen)
+ throw 93;
+ else {
+ Packet p(bufPack);
+ delete[] bufPack;
+ return p;
+ }
+
+ /*if (m_socket.receive(bufPack + rec, packetLen - rec, rec) != sf::Socket::Done) {
+ delete[] bufPack;
+ throw 93;
+ }
+ rec++;
+ //Check for losted data
+ int losted = 0;
+ for (int i = packetLen - 2; i > 0; i--)
+ if (bufPack[i] == 'N')
+ losted++;
+ if (losted > 100) {
+ if (m_socket.receive(bufPack + rec, packetLen - rec, rec) != sf::Socket::Done) {
+ throw 93;
+ }
+ std::cout << "Keep receiving!" << std::endl;
+ }
+ //One more time
+ losted = 0;
+ for (int i = packetLen - 2; i > 0; i--)
+ if (bufPack[i] == 'N')
+ losted++;
+ if (losted > 100) {
+ std::cout << "\x1b[31m" << "Losted " << losted << " bytes of " << packetLen << "\x1b[0m" << std::endl;
+ delete[] bufPack;
+ throw 93;
+ }*/
+ throw 94;
+}