mirror of
https://github.com/ddnet/ddnet.git
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145 lines
3.2 KiB
C++
145 lines
3.2 KiB
C++
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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
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/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#include <base/system.h>
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#include "network.h"
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bool CNetConsole::Open(NETADDR BindAddr, int Flags)
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{
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// zero out the whole structure
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mem_zero(this, sizeof(*this));
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// open socket
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m_Socket = net_tcp_create(&BindAddr);
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if(!m_Socket.type)
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return false;
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if(net_tcp_listen(m_Socket, NET_MAX_CONSOLE_CLIENTS))
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return false;
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net_tcp_set_non_blocking(m_Socket);
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for(int i = 0; i < NET_MAX_CLIENTS; i++)
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m_aSlots[i].m_Connection.Init(m_Socket);
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return true;
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}
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int CNetConsole::SetCallbacks(NETFUNC_NEWCLIENT pfnNewClient, NETFUNC_DELCLIENT pfnDelClient, void *pUser)
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{
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m_pfnNewClient = pfnNewClient;
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m_pfnDelClient = pfnDelClient;
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m_UserPtr = pUser;
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return 0;
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}
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int CNetConsole::Close()
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{
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// TODO: implement me
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return 0;
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}
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int CNetConsole::Drop(int ClientID, const char *pReason)
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{
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NETADDR Addr = ClientAddr(ClientID);
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char aAddrStr[NETADDR_MAXSTRSIZE];
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net_addr_str(&Addr, aAddrStr, sizeof(aAddrStr));
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if(m_pfnDelClient)
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m_pfnDelClient(ClientID, pReason, m_UserPtr);
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m_aSlots[ClientID].m_Connection.Disconnect(pReason);
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return 0;
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}
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int CNetConsole::AcceptClient(NETSOCKET Socket, const NETADDR *pAddr)
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{
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char aError[256] = { 0 };
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int FreeSlot = -1;
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for(int i = 0; i < NET_MAX_CONSOLE_CLIENTS; i++)
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{
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if(FreeSlot == -1 && m_aSlots[i].m_Connection.State() == NET_CONNSTATE_OFFLINE)
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FreeSlot = i;
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if(m_aSlots[i].m_Connection.State() != NET_CONNSTATE_OFFLINE)
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{
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NETADDR PeerAddr = m_aSlots[i].m_Connection.PeerAddress();;
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if(net_addr_comp(pAddr, &PeerAddr) == 0)
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{
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str_copy(aError, "Only one client per IP allowed", sizeof(aError));
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break;
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}
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}
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}
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if(!aError[0] && FreeSlot != -1)
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{
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m_aSlots[FreeSlot].m_Connection.Init(Socket, pAddr);
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if(m_pfnNewClient)
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m_pfnNewClient(FreeSlot, m_UserPtr);
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return 1;
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}
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if(!aError[0])
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{
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str_copy(aError, "No free slot available", sizeof(aError));
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}
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dbg_msg("netconsole", "refused client, reason=\"%s\"", aError);
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net_tcp_send(Socket, aError, str_length(aError));
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net_tcp_close(Socket);
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return 0;
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}
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int CNetConsole::Update()
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{
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NETSOCKET Socket;
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NETADDR Addr;
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while(net_tcp_accept(m_Socket, &Socket, &Addr) > 0)
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{
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AcceptClient(Socket, &Addr);
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}
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for(int i = 0; i < NET_MAX_CONSOLE_CLIENTS; i++)
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{
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if(m_aSlots[i].m_Connection.State() == NET_CONNSTATE_ONLINE)
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m_aSlots[i].m_Connection.Update();
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if(m_aSlots[i].m_Connection.State() == NET_CONNSTATE_ERROR)
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Drop(i, m_aSlots[i].m_Connection.ErrorString());
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}
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return 0;
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}
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int CNetConsole::Recv(char *pLine, int MaxLength, int *pClientID)
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{
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for(int i = 0; i < NET_MAX_CONSOLE_CLIENTS; i++)
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{
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if(m_aSlots[i].m_Connection.State() == NET_CONNSTATE_ONLINE && m_aSlots[i].m_Connection.Recv(pLine, MaxLength))
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{
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if(pClientID)
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*pClientID = i;
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return 1;
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}
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}
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return 0;
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}
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int CNetConsole::Broadcast(const char *pLine)
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{
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for(int i = 0; i < NET_MAX_CONSOLE_CLIENTS; i++)
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{
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if(m_aSlots[i].m_Connection.State() == NET_CONNSTATE_ONLINE)
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Send(i, pLine);
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}
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return 0;
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}
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int CNetConsole::Send(int ClientID, const char *pLine)
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{
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return m_aSlots[ClientID].m_Connection.Send(pLine);
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}
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