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#pragma once |
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|
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#include "stdafx.h" |
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#include "SocketX.h" |
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|
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////////////////////////////////////////////////////////////////////////// |
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|
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IMPLEMENT_DYNAMIC(CServerSocket, IBaseSocket) |
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|
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CServerSocket::CServerSocket() : |
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m_fAccept(TRUE), |
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m_fInternet(TRUE) |
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{ |
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} |
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|
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CServerSocket::~CServerSocket() |
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{ |
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CloseAllSocketConnection(); |
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} |
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|
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void CServerSocket::OnSend(SOCKET hSocket, int nErrorCode) |
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{ |
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if (nErrorCode != 0) |
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{ |
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TRACE1("***** ERROR: OnSend(%d) *****\n", nErrorCode); |
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return; |
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} |
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|
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m_SockMsg.pTgtObj->OnSocketSendMessage(m_SockMsg.dwSocketID); |
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} |
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|
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void CServerSocket::OnReceive(SOCKET hSocket, int nErrorCode) |
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{ |
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CByteArray data, buf; |
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SOCKADDR SockAddr; |
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NETADDR NetAddr; |
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int nRet, nIndex; |
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|
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if (nErrorCode != 0) |
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{ |
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TRACE1("***** ERROR: OnReceive(%d) *****\n", nErrorCode); |
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return; |
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} |
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|
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nIndex = SearchSocketConnection(hSocket); |
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|
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if (nIndex == -1) |
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{ |
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nRet = 0; |
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buf.SetSize(SX_TCP_MINBUFSIZE); |
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|
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while (nRet != SOCKET_ERROR) |
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{ |
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nRet = recv(hSocket, reinterpret_cast<LPSTR>(&buf[0]), buf.GetSize(), 0); |
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} |
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|
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closesocket(hSocket); |
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TRACE0("***** ERROR: Receive(Socket not found) *****\n"); |
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return; |
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} |
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|
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if (!doGetPeerName(hSocket, &SockAddr) || !doReceive(hSocket, data)) |
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{ |
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return; |
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} |
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|
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ConvertSockAddrToNetAddr(&SockAddr, NetAddr); |
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m_SockMsg.pTgtObj->OnSocketReceiveMessage(m_SockMsg.dwSocketID, NetAddr, data); |
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} |
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|
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void CServerSocket::OnAccept(SOCKET hSocket, int nErrorCode) |
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{ |
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SOCKADDR SockAddr; |
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NETADDR NetAddr; |
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int nSockLen = sizeof(SOCKADDR); |
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|
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if (nErrorCode != 0) |
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{ |
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TRACE1("***** ERROR: OnAccept(%d) *****\n", nErrorCode); |
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return; |
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} |
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|
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if (!Accept(&SockAddr, &nSockLen)) |
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{ |
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return; |
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} |
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|
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if (!doSetKeepAlive(hSocket, SX_KA_TIME, SX_KA_INTERVAL)) |
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{ |
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doCloseSocket(hSocket); |
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return; |
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} |
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|
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ConvertSockAddrToNetAddr(&SockAddr, NetAddr); |
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m_SockMsg.pTgtObj->OnSocketAcceptMessage(m_SockMsg.dwSocketID, NetAddr); |
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} |
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|
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void CServerSocket::OnClose(SOCKET hSocket, int nErrorCode) |
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{ |
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NETADDR NetAddr; |
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|
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// WinSock Error(10053) Keep-Alive timeout |
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if (nErrorCode != 10053 && nErrorCode != 0) |
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{ |
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TRACE1("***** ERROR: OnClose(%d) *****\n", nErrorCode); |
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return; |
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} |
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|
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if (!CloseSocketConnection(hSocket, &NetAddr)) |
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{ |
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TRACE("***** ERROR: OnClose(Socket not found) *****\n"); |
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return; |
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} |
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|
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m_SockMsg.pTgtObj->OnSocketCloseMessage(m_SockMsg.dwSocketID, NetAddr); |
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} |
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|
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BOOL CServerSocket::CreateSocket(SOCKMSG SockMsg) |
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{ |
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if (!IBaseSocket::CreateSocketWindow()) |
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{ |
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return FALSE; |
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} |
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|
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SetTargetWnd(SockMsg); |
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|
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m_hSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); |
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|
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if (m_hSocket == INVALID_SOCKET) |
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{ |
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TRACE1("***** ERROR: socket(%d) *****\n", GetLastError()); |
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m_dwError = GetLastError(); |
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return FALSE; |
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} |
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|
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if (!AsyncSelect(FD_SERVER)) |
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{ |
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return FALSE; |
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} |
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|
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SetSendTimeout(m_dwSendTimeout); |
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SetRecieveTimeout(m_dwReceiveTimeout); |
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|
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return TRUE; |
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} |
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|
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BOOL CServerSocket::Initialize(SOCKMSG SockMsg, WORD wPort, DWORD dwBindAddress, int nBacklog) |
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{ |
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BOOL flag = TRUE; |
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BOOL fSend, fReceive; |
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|
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if (!CreateSocket(SockMsg)) |
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{ |
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return FALSE; |
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} |
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|
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if (!(Bind(wPort, dwBindAddress) && SetReuseAddr(TRUE) && Listen(nBacklog))) |
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{ |
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CloseSocket(); |
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return FALSE; |
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} |
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|
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// TCP Option(no delay) |
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if (!SetSockOpt(TCP_NODELAY, (LPSTR)&flag, sizeof(flag))) |
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{ |
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CloseSocket(); |
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return FALSE; |
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} |
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|
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// buffer size |
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fSend = fReceive = FALSE; |
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|
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for (UINT nBufSize = SX_TCP_MAXBUFSIZE; nBufSize > 0; nBufSize /= 2) |
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{ |
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if (!fSend && SetSendBufferSize(nBufSize)) |
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{ |
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fSend = TRUE; |
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} |
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|
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if (!fReceive && SetReceiveBufferSize(nBufSize)) |
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{ |
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fReceive = TRUE; |
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} |
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|
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if (fSend && fReceive && TRUE) |
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{ |
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break; |
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} |
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} |
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|
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m_fInit = TRUE; |
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|
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return TRUE; |
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} |
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|
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BOOL CServerSocket::Listen(int nBacklog) |
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{ |
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if (listen(m_hSocket, nBacklog) == SOCKET_ERROR) |
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{ |
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TRACE1("***** ERROR: listen(%d) *****\n", GetLastError()); |
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m_dwError = GetLastError(); |
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return FALSE; |
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} |
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|
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return TRUE; |
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} |
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|
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BOOL CServerSocket::Accept(LPSOCKADDR lpSockAddr, int *lpSockAddrLen) |
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{ |
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SOCKET hSocket; |
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BOOL flag = TRUE; |
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BOOL fSend, fReceive; |
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|
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hSocket = accept(m_hSocket, lpSockAddr, lpSockAddrLen); |
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|
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if (hSocket == INVALID_SOCKET) |
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{ |
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TRACE1("***** ERROR: accept(%d) *****\n", GetLastError()); |
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m_dwError = GetLastError(); |
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return FALSE; |
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} |
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|
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if (!m_fInternet && !IsLANConnection(lpSockAddr)) |
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{ |
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doCloseSocket(hSocket); |
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return FALSE; |
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} |
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|
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// TCP Option(no delay) |
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if (!doSetSockOpt(hSocket, SOL_SOCKET, TCP_NODELAY, (LPSTR)&flag, sizeof(flag))) |
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{ |
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m_dwError = GetLastError(); |
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doCloseSocket(hSocket); |
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return FALSE; |
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} |
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|
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// buffer size |
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fSend = fReceive = FALSE; |
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|
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for (UINT nBufSize = SX_TCP_MAXBUFSIZE; nBufSize > 0; nBufSize /= 2) |
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{ |
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if (!fSend && doSetSendBufferSize(hSocket, nBufSize)) |
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{ |
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fSend = TRUE; |
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} |
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|
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if (!fReceive && doSetReceiveBufferSize(hSocket, nBufSize)) |
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{ |
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fReceive = TRUE; |
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} |
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|
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if (fSend && fReceive && TRUE) |
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{ |
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break; |
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} |
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} |
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|
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if (!doAsyncSelect(hSocket, SM_EVENT, FD_CLIENT)) |
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{ |
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m_dwError = GetLastError(); |
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doCloseSocket(hSocket); |
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return FALSE; |
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} |
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|
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AddConnection(hSocket, lpSockAddr, *lpSockAddrLen); |
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|
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return TRUE; |
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} |
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|
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void CServerSocket::AddConnection(SOCKET hSocket, const LPSOCKADDR lpSockAddr, int nSockAddrLen) |
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{ |
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SOCKETDATA sd; |
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ZeroMemory(&sd, sizeof(sd)); |
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sd.hSocket = hSocket; |
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ConvertSockAddrToNetAddr(lpSockAddr, sd.NetAddr); |
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CSingleLock cl(&m_sdList.cs, TRUE); |
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m_sdList.list.Add(sd); |
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} |
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|
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BOOL CServerSocket::CloseSocketConnection(SOCKET hSocket, LPNETADDR lpNetAddr) |
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{ |
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int nIndex = SearchSocketConnection(hSocket); |
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|
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if (nIndex != -1) |
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{ |
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CSingleLock sl(&m_sdList.cs, TRUE); |
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doCloseSocket(m_sdList.list[nIndex].hSocket); |
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*lpNetAddr = m_sdList.list[nIndex].NetAddr; |
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m_sdList.list.RemoveAt(nIndex); |
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return TRUE; |
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} |
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|
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TRACE0("***** ERROR: CloseSocketConnection(Socket not found) *****\n"); |
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|
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return FALSE; |
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} |
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|
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void CServerSocket::CloseAllSocketConnection() |
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{ |
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UINT nSize; |
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|
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CSingleLock sl(&m_sdList.cs, TRUE); |
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nSize = m_sdList.list.GetSize(); |
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|
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for (UINT i = 0; i < nSize; i++) |
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{ |
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doShutdown(m_sdList.list[i].hSocket, SD_BOTH); |
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doCloseSocket(m_sdList.list[i].hSocket); |
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} |
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|
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m_sdList.list.RemoveAll(); |
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} |
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|
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int CServerSocket::SearchSocketConnection(SOCKET hSocket) |
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{ |
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CSingleLock sl(&m_sdList.cs, TRUE); |
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UINT nSize = m_sdList.list.GetSize(); |
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int nRet = -1; |
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|
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for (UINT i = 0; i < nSize; i++) |
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{ |
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if (m_sdList.list[i].hSocket == hSocket) |
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{ |
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nRet = i; break; |
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} |
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} |
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|
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return nRet; |
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} |
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|
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BOOL CServerSocket::Broadcast(const CByteArray &data) |
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{ |
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CSingleLock sl(&m_sdList.cs, TRUE); |
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|
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BOOL fRet; |
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BOOL fResult = TRUE; |
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UINT nDataSize = data.GetSize(); |
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UINT nListSize = static_cast<UINT>(m_sdList.list.GetSize()); |
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|
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if (nListSize < 1) |
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{ |
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return FALSE; |
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} |
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|
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for (UINT i = 0; i < nListSize; i++) |
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{ |
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fRet = doSend(m_sdList.list[i].hSocket, data); |
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|
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if (!fRet) |
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{ |
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fResult = FALSE; |
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TRACE1("***** ERROR: Broadcast(Dst: %s) *****\n", |
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DwToIPAddress(m_sdList.list[i].NetAddr.dwAddress)); |
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} |
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} |
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|
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return fResult; |
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} |
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|
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SOCKET CServerSocket::GetSocketHandle(DWORD dwAddress, WORD wPort) |
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{ |
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CSingleLock sl(&m_sdList.cs, TRUE); |
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SOCKET hSocket = INVALID_SOCKET; |
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UINT nListSize = static_cast<UINT>(m_sdList.list.GetSize()); |
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|
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for (UINT i = 0; i < nListSize; i++) |
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{ |
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if ((m_sdList.list[i].NetAddr.dwAddress == dwAddress) && |
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(m_sdList.list[i].NetAddr.wPort == wPort)) |
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{ |
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hSocket = m_sdList.list[i].hSocket; |
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break; |
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} |
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} |
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|
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return hSocket; |
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} |
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|
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BOOL CServerSocket::SendToClient(const CByteArray &data, DWORD dwAddress, WORD wPort) |
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{ |
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SOCKET hSocket = GetSocketHandle(dwAddress, wPort); |
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|
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if (hSocket == INVALID_SOCKET) |
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{ |
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TRACE0("***** ERROR: SendToClient(Socket not found) *****\n"); |
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return FALSE; |
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} |
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|
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return doSend(hSocket, data); |
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} |
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|
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void CServerSocket::SetAccept(BOOL fAccept) |
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{ |
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if (m_fAccept != fAccept) |
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{ |
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m_fAccept = fAccept; |
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m_lEvent = m_fAccept ? (m_lEvent | FD_ACCEPT) : (m_lEvent ^ FD_ACCEPT); |
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AsyncSelect(m_lEvent); |
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} |
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} |
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|
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////////////////////////////////////////////////////////////////////////// |
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