CSocketComm

From:
Carl Forsman <fatwallet951@yahoo.com>
Newsgroups:
comp.lang.c++
Date:
Tue, 18 Nov 2008 19:50:28 -0800
Message-ID:
<r737i4t06tnvguhveme6uk9vgcmi9l2bel@4ax.com>
- I have a class that extends CSocketComm, it is a socket server

- after client send data to server (OnDataReceived function), how can
I send back some data to client? i think i should put the code inside
(OnDataReceived function).

- Currently (OnDataReceived function) only receive data from client
and insert data into a link list - (m_listMessages)

- any example code on response data back to client like -
<resp><picID>2</picID></resp>

========================
class CVirtualScreen
    : public CInterfaceGroup
    , public CSocketComm
{

========================
bool CVirtualScreen::StartServer() {
    bool bSuccess = true;
    if (bSuccess == true) {
        SetSmartAddressing( false );
        bSuccess =
CreateSocket(g_Configuration.m_szServerPort, AF_INET, SOCK_STREAM, 0);
    }
    if (bSuccess == true) {
        SetServerState(true);
        SockAddrIn saddr_in;
        GetSockName(saddr_in);
        ULONG ulIPAddr = saddr_in.GetIPAddr();
        LPBYTE pbtIPAddr = (LPBYTE)&ulIPAddr;
    }
    if (bSuccess == true) {
        bSuccess = WatchComm();
    }
    return bSuccess;
}
========================
void CVirtualScreen::OnDataReceived(const LPBYTE lpBuffer, DWORD
dwCount)
{
    for (DWORD i = 0; i < dwCount; i++) {
        m_bReceiveBuffer[m_nReceiveIndex] = lpBuffer[i];
        m_nReceiveIndex = (m_nReceiveIndex + 1) %
RECEIVE_BUFFER_SIZE;
        if (lpBuffer[i] == '\n') {
            m_bReceiveBuffer[m_nReceiveIndex] = 0;
            EnterCriticalSection(&m_CriticalSection);
            m_listMessages.push_back(std::string((const
char*)m_bReceiveBuffer));
            LeaveCriticalSection(&m_CriticalSection);
            m_nReceiveIndex = 0;
        }
    }
}

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