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#include <base/system.h>
#include "e_network.h"
bool CNetClient::Open(NETADDR BindAddr, int Flags)
{
// clean it
mem_zero(this, sizeof(*this));
// open socket
m_Socket = net_udp_create(BindAddr);
m_Connection.Init(m_Socket);
return true;
}
int CNetClient::Close()
{
/* TODO: implement me */
return 0;
}
int CNetClient::Disconnect(const char *pReason)
{
dbg_msg("netclient", "disconnected. reason=\"%s\"", pReason);
m_Connection.Disconnect(pReason);
return 0;
}
int CNetClient::Update()
{
m_Connection.Update();
if(m_Connection.State() == NET_CONNSTATE_ERROR)
Disconnect(m_Connection.ErrorString());
return 0;
}
int CNetClient::Connect(NETADDR *pAddr)
{
m_Connection.Connect(pAddr);
return 0;
}
int CNetClient::ResetErrorString()
{
m_Connection.ResetErrorString();
return 0;
}
int CNetClient::Recv(CNetChunk *pChunk)
{
while(1)
{
/* check for a chunk */
if(m_RecvUnpacker.FetchChunk(pChunk))
return 1;
/* TODO: empty the recvinfo */
NETADDR Addr;
int Bytes = net_udp_recv(m_Socket, &Addr, m_RecvUnpacker.m_aBuffer, NET_MAX_PACKETSIZE);
/* no more packets for now */
if(Bytes <= 0)
break;
if(CNetBase::UnpackPacket(m_RecvUnpacker.m_aBuffer, Bytes, &m_RecvUnpacker.m_Data) == 0)
{
if(m_RecvUnpacker.m_Data.m_Flags&NET_PACKETFLAG_CONNLESS)
{
pChunk->m_Flags = NETSENDFLAG_CONNLESS;
pChunk->m_ClientID = -1;
pChunk->m_Address = Addr;
pChunk->m_DataSize = m_RecvUnpacker.m_Data.m_DataSize;
pChunk->m_pData = m_RecvUnpacker.m_Data.m_aChunkData;
return 1;
}
else
{
if(m_Connection.Feed(&m_RecvUnpacker.m_Data, &Addr))
m_RecvUnpacker.Start(&Addr, &m_Connection, 0);
}
}
}
return 0;
}
int CNetClient::Send(CNetChunk *pChunk)
{
if(pChunk->m_DataSize >= NET_MAX_PAYLOAD)
{
dbg_msg("netclient", "chunk payload too big. %d. dropping chunk", pChunk->m_DataSize);
return -1;
}
if(pChunk->m_Flags&NETSENDFLAG_CONNLESS)
{
/* send connectionless packet */
CNetBase::SendPacketConnless(m_Socket, &pChunk->m_Address, pChunk->m_pData, pChunk->m_DataSize);
}
else
{
int Flags = 0;
dbg_assert(pChunk->m_ClientID == 0, "errornous client id");
if(pChunk->m_Flags&NETSENDFLAG_VITAL)
Flags = NET_CHUNKFLAG_VITAL;
m_Connection.QueueChunk(Flags, pChunk->m_DataSize, pChunk->m_pData);
if(pChunk->m_Flags&NETSENDFLAG_FLUSH)
m_Connection.Flush();
}
return 0;
}
int CNetClient::State()
{
if(m_Connection.State() == NET_CONNSTATE_ONLINE)
return NETSTATE_ONLINE;
if(m_Connection.State() == NET_CONNSTATE_OFFLINE)
return NETSTATE_OFFLINE;
return NETSTATE_CONNECTING;
}
int CNetClient::Flush()
{
return m_Connection.Flush();
}
int CNetClient::GotProblems()
{
if(time_get() - m_Connection.LastRecvTime() > time_freq())
return 1;
return 0;
}
const char *CNetClient::ErrorString()
{
return m_Connection.ErrorString();
}
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