eqemu-server/world/socket_server.cpp

128 lines
2.8 KiB
C++

#include "../common/debug.h"
#include "Socket_Server.h"
#include "WorldConfig.h"
#include "clientlist.h"
#include "zonelist.h"
#include "../common/logsys.h"
#include "../common/logtypes.h"
#include "../common/md5.h"
#include "../common/EmuTCPConnection.h"
#include "../common/packet_dump.h"
extern ClientList client_list;
extern ZSList zoneserver_list;
Socket_Server_Connection::Socket_Server_Connection()
{
Stream = 0;
authenticated = false;
}
void Socket_Server_Connection::SetConnection(EmuTCPConnection *inStream)
{
if(Stream)
{
_log(SOCKET_SERVER__ERROR, "Incoming Socket_Server Connection while we were already connected to a Socket_Server.");
Stream->Disconnect();
}
Stream = inStream;
authenticated = false;
}
bool Socket_Server_Connection::Process()
{
if (!Stream || !Stream->Connected())
return false;
ServerPacket *pack = 0;
while((pack = Stream->PopPacket()))
{
if (!authenticated)
{
if (WorldConfig::get()->SharedKey.length() > 0)
{
if (pack->opcode == ServerOP_ZAAuth && pack->size == 16)
{
uint8 tmppass[16];
MD5::Generate((const uchar*) WorldConfig::get()->SharedKey.c_str(), WorldConfig::get()->SharedKey.length(), tmppass);
if (memcmp(pack->pBuffer, tmppass, 16) == 0)
authenticated = true;
else
{
struct in_addr in;
in.s_addr = GetIP();
_log(SOCKET_SERVER__ERROR, "Socket_Server authorization failed.");
ServerPacket* pack = new ServerPacket(ServerOP_ZAAuthFailed);
SendPacket(pack);
delete pack;
Disconnect();
return false;
}
}
else
{
struct in_addr in;
in.s_addr = GetIP();
_log(SOCKET_SERVER__ERROR, "Socket_Server_ authorization failed.");
ServerPacket* pack = new ServerPacket(ServerOP_ZAAuthFailed);
SendPacket(pack);
delete pack;
Disconnect();
return false;
}
}
else
{
_log(SOCKET_SERVER__ERROR,"**WARNING** You have not configured a world shared key in your config file. You should add a <key>STRING</key> element to your <world> element to prevent unauthorized zone access.");
authenticated = true;
}
delete pack;
continue;
}
switch(pack->opcode)
{
case 0:
break;
case ServerOP_KeepAlive:
{
// ignore this
break;
}
case ServerOP_ZAAuth:
{
_log(SOCKET_SERVER__ERROR, "Got authentication from Socket_Server_ when they are already authenticated.");
break;
}
case ServerOP_LFGuildUpdate:
{
zoneserver_list.SendPacket(pack);
break;
}
default:
{
_log(SOCKET_SERVER__ERROR, "Unknown ServerOPcode from Socket_Server_ 0x%04x, size %d", pack->opcode, pack->size);
DumpPacket(pack->pBuffer, pack->size);
break;
}
}
delete pack;
}
return(true);
}
bool Socket_Server_Connection::SendPacket(ServerPacket* pack)
{
if(!Stream)
return false;
return Stream->SendPacket(pack);
}