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141 lines
3.1 KiB
141 lines
3.1 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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#include "plTcpSocket.h"
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#include "plFdSet.h"
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#include "../pnNetCommon/plNetAddress.h"
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#if HS_BUILD_FOR_UNIX
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/tcp.h>
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#endif
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plTcpSocket::plTcpSocket()
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{
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}
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plTcpSocket::plTcpSocket(SOCKET sck)
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: plSocket(sck)
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{
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}
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bool plTcpSocket::operator==(const plTcpSocket & rhs)
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{
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return fSocket==rhs.fSocket;
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}
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// Disable Nagle algorithm.
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int plTcpSocket::SetNoDelay(void)
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{
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int nodel = 1;
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int ret1;
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ret1 = setsockopt(fSocket, IPPROTO_TCP, TCP_NODELAY,(char *)&nodel, sizeof(nodel));
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if(ret1 != 0)
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return -1;
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return 0;
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}
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// Control the behavior of SO_LINGER
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int plTcpSocket::SetLinger(int intervalSecs)
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{
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linger ll;
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ll.l_linger = intervalSecs;
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ll.l_onoff = intervalSecs?1:0;
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int ret1 = setsockopt(fSocket, SOL_SOCKET, SO_LINGER, (const char *)&ll,sizeof(linger));
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if(ret1 != 0)
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return -1;
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return 0;
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}
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int plTcpSocket::SetSendBufferSize(int insize)
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{
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if (setsockopt(fSocket, (int) SOL_SOCKET, (int) SO_SNDBUF, (char *) &insize, sizeof(int)))
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return -1;
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return 0;
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}
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bool plTcpSocket::ActiveOpen(plNetAddress & addr)
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{
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SetSocket(plNet::NewTCP());
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if(fSocket == kBadSocket)
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return false;
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if(plNet::Connect(fSocket, &addr.GetAddressInfo()) != 0)
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return ErrorClose();
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return true;
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}
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bool plTcpSocket::ActiveOpenNonBlocking(plNetAddress & addr)
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{
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SetSocket(plNet::NewTCP());
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if(fSocket == kBadSocket)
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return false;
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SetBlocking(false);
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if(plNet::Connect(fSocket, &addr.GetAddressInfo()) != 0)
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return ErrorClose();
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return true;
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}
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// Returns:
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// - if error
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// 0 if socket closed or size=0
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// + bytes written
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int plTcpSocket::SendData(const char * data, int size)
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{
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return plNet::Write(fSocket,data,size);
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}
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// Returns:
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// - if error
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// 0 if socket closed or size=0
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// + bytes read
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int plTcpSocket::RecvData(char * data, int len)
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{
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plFdSet fdset;
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fdset.SetForSocket(*this);
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fdset.WaitForRead(false,fRecvTimeOut);
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if (fdset.IsErrFor(*this))
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return -1;
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if (fdset.IsSetFor(*this))
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return plNet::Read(fSocket,data,len); // returns -1 on error
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else
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return -2;
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};
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