From 72c087cfd335b015139cb73ae78f74105d855cf0 Mon Sep 17 00:00:00 2001 From: Tiger Wang Date: Sat, 27 Sep 2014 14:28:14 +0100 Subject: Dropped support for <1.7.x --- src/Protocol/ProtocolRecognizer.cpp | 205 +----------------------------------- 1 file changed, 3 insertions(+), 202 deletions(-) (limited to 'src/Protocol/ProtocolRecognizer.cpp') diff --git a/src/Protocol/ProtocolRecognizer.cpp b/src/Protocol/ProtocolRecognizer.cpp index fe53aede1..bfa5334d5 100644 --- a/src/Protocol/ProtocolRecognizer.cpp +++ b/src/Protocol/ProtocolRecognizer.cpp @@ -7,11 +7,6 @@ #include "Globals.h" #include "ProtocolRecognizer.h" -#include "Protocol125.h" -#include "Protocol132.h" -#include "Protocol14x.h" -#include "Protocol15x.h" -#include "Protocol16x.h" #include "Protocol17x.h" #include "Protocol18x.h" #include "../ClientHandle.h" @@ -50,17 +45,6 @@ AString cProtocolRecognizer::GetVersionTextFromInt(int a_ProtocolVersion) { switch (a_ProtocolVersion) { - case PROTO_VERSION_1_2_5: return "1.2.5"; - case PROTO_VERSION_1_3_2: return "1.3.2"; - // case PROTO_VERSION_1_4_2: return "1.4.2"; - case PROTO_VERSION_1_4_4: return "1.4.4"; - case PROTO_VERSION_1_4_6: return "1.4.6"; - case PROTO_VERSION_1_5_0: return "1.5"; - case PROTO_VERSION_1_5_2: return "1.5.2"; - case PROTO_VERSION_1_6_1: return "1.6.1"; - case PROTO_VERSION_1_6_2: return "1.6.2"; - case PROTO_VERSION_1_6_3: return "1.6.3"; - case PROTO_VERSION_1_6_4: return "1.6.4"; case PROTO_VERSION_1_7_2: return "1.7.2"; case PROTO_VERSION_1_7_6: return "1.7.6"; case PROTO_VERSION_1_8_0: return "1.8"; @@ -206,16 +190,8 @@ void cProtocolRecognizer::SendDestroyEntity(const cEntity & a_Entity) void cProtocolRecognizer::SendDisconnect(const AString & a_Reason) { - if (m_Protocol != NULL) - { - m_Protocol->SendDisconnect(a_Reason); - } - else - { - // This is used when the client sends a server-ping, respond with the default packet: - WriteByte (0xff); // PACKET_DISCONNECT - WriteString(a_Reason); - } + ASSERT(m_Protocol != NULL); + m_Protocol->SendDisconnect(a_Reason); } @@ -873,51 +849,8 @@ bool cProtocolRecognizer::TryRecognizeProtocol(void) { // NOTE: If a new protocol is added or an old one is removed, adjust MCS_CLIENT_VERSIONS and // MCS_PROTOCOL_VERSIONS macros in the header file, as well as PROTO_VERSION_LATEST macro - - // The first packet should be a Handshake, 0x02: - unsigned char PacketType; - if (!m_Buffer.ReadByte(PacketType)) - { - return false; - } - switch (PacketType) - { - case 0x02: return TryRecognizeLengthlessProtocol(); // Handshake, continue recognizing - case 0xfe: - { - // This may be either a packet length or the length-less Ping packet - Byte NextByte; - if (!m_Buffer.ReadByte(NextByte)) - { - // Not enough data for either protocol - // This could actually happen with the 1.2 / 1.3 client, but their support is fading out anyway - return false; - } - if (NextByte != 0x01) - { - // This is definitely NOT a length-less Ping packet, handle as lengthed protocol: - break; - } - if (!m_Buffer.ReadByte(NextByte)) - { - // There is no more data. Although this *could* mean TCP fragmentation, it is highly unlikely - // and rather this is a 1.4 client sending a regular Ping packet (without the following Plugin message) - SendLengthlessServerPing(); - return false; - } - if (NextByte == 0xfa) - { - // Definitely a length-less Ping followed by a Plugin message - SendLengthlessServerPing(); - return false; - } - // Definitely a lengthed Initial handshake, handle below: - break; - } - } // switch (PacketType) - // This must be a lengthed protocol, try if it has the entire initial handshake packet: - m_Buffer.ResetRead(); + // Lengthed protocol, try if it has the entire initial handshake packet: UInt32 PacketLen; UInt32 ReadSoFar = (UInt32)m_Buffer.GetReadableSpace(); if (!m_Buffer.ReadVarInt(PacketLen)) @@ -938,61 +871,6 @@ bool cProtocolRecognizer::TryRecognizeProtocol(void) -bool cProtocolRecognizer::TryRecognizeLengthlessProtocol(void) -{ - // The comm started with 0x02, which is a Handshake packet in the length-less protocol family - // 1.3.2 starts with 0x02 0x39 - // 1.2.5 starts with 0x02 and name is expected to less than 0x3900 long :) - char ch; - if (!m_Buffer.ReadChar(ch)) - { - return false; - } - switch (ch) - { - case PROTO_VERSION_1_3_2: - { - m_Protocol = new cProtocol132(m_Client); - return true; - } - case PROTO_VERSION_1_4_2: - case PROTO_VERSION_1_4_4: - { - m_Protocol = new cProtocol142(m_Client); - return true; - } - case PROTO_VERSION_1_4_6: - { - m_Protocol = new cProtocol146(m_Client); - return true; - } - case PROTO_VERSION_1_5_0: - case PROTO_VERSION_1_5_2: - { - m_Protocol = new cProtocol150(m_Client); - return true; - } - case PROTO_VERSION_1_6_1: - { - m_Protocol = new cProtocol161(m_Client); - return true; - } - case PROTO_VERSION_1_6_2: - case PROTO_VERSION_1_6_3: - case PROTO_VERSION_1_6_4: - { - m_Protocol = new cProtocol162(m_Client); - return true; - } - } - m_Protocol = new cProtocol125(m_Client); - return true; -} - - - - - bool cProtocolRecognizer::TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRemaining) { UInt32 PacketType; @@ -1090,80 +968,3 @@ bool cProtocolRecognizer::TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRema - -void cProtocolRecognizer::SendLengthlessServerPing(void) -{ - AString Reply; - cServer * Server = cRoot::Get()->GetServer(); - - AString ServerDescription = Server->GetDescription(); - int NumPlayers = Server->GetNumPlayers(); - int MaxPlayers = Server->GetMaxPlayers(); - AString Favicon = Server->GetFaviconData(); - cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon); - - switch (cRoot::Get()->GetPrimaryServerVersion()) - { - case PROTO_VERSION_1_2_5: - case PROTO_VERSION_1_3_2: - { - // http://wiki.vg/wiki/index.php?title=Protocol&oldid=3099#Server_List_Ping_.280xFE.29 - Printf(Reply, "%s%s%i%s%i", - ServerDescription.c_str(), - cChatColor::Delimiter, - NumPlayers, - cChatColor::Delimiter, - MaxPlayers - ); - break; - } - - case PROTO_VERSION_1_4_2: - case PROTO_VERSION_1_4_4: - case PROTO_VERSION_1_4_6: - case PROTO_VERSION_1_5_0: - case PROTO_VERSION_1_5_2: - case PROTO_VERSION_1_6_1: - case PROTO_VERSION_1_6_2: - case PROTO_VERSION_1_6_3: - case PROTO_VERSION_1_6_4: - { - // The server list ping now has 1 more byte of "magic". Mojang just loves to complicate stuff. - // http://wiki.vg/wiki/index.php?title=Protocol&oldid=3101#Server_List_Ping_.280xFE.29 - // _X 2012_10_31: I know that this needn't eat the byte, since it still may be in transit. - // Who cares? We're disconnecting anyway. - m_Buffer.ResetRead(); - if (m_Buffer.CanReadBytes(2)) - { - Byte val; - m_Buffer.ReadByte(val); // Packet type - Serverlist ping - m_Buffer.ReadByte(val); // 0x01 magic value - ASSERT(val == 0x01); - } - - AString ProtocolVersionNum; - Printf(ProtocolVersionNum, "%d", cRoot::Get()->GetPrimaryServerVersion()); - AString ProtocolVersionTxt(GetVersionTextFromInt(cRoot::Get()->GetPrimaryServerVersion())); - - // Cannot use Printf() because of in-string NUL bytes. - Reply = cChatColor::Delimiter; - Reply.append("1"); - Reply.push_back(0); - Reply.append(ProtocolVersionNum); - Reply.push_back(0); - Reply.append(ProtocolVersionTxt); - Reply.push_back(0); - Reply.append(ServerDescription); - Reply.push_back(0); - Reply.append(Printf("%d", NumPlayers)); - Reply.push_back(0); - Reply.append(Printf("%d", MaxPlayers)); - break; - } - } // switch (m_PrimaryServerVersion) - m_Client->Kick(Reply); -} - - - - -- cgit v1.2.3