BOOL CTcpClient::Start(LPCTSTR pszRemoteAddress, USHORT usPort, BOOL bAsyncConnect)
{
if(!CheckParams() || !CheckStarting())
return FALSE;
BOOL isOK = FALSE;
m_bAsyncConnect = bAsyncConnect;
if(CreateClientSocket())
{
if(FirePrepareConnect(m_dwConnID, m_soClient) != HR_ERROR)
{
if(ConnectToServer(pszRemoteAddress, usPort))
{
if(CreateWorkerThread())
isOK = TRUE;
else
SetLastError(SE_WORKER_THREAD_CREATE, __FUNCTION__, ERROR_CREATE_FAILED);
}
else
SetLastError(SE_CONNECT_SERVER, __FUNCTION__, ::WSAGetLastError());
}
else
SetLastError(SE_SOCKET_PREPARE, __FUNCTION__, ERROR_FUNCTION_FAILED);
}
else
SetLastError(SE_SOCKET_CREATE, __FUNCTION__, ::WSAGetLastError());
if(!isOK) Stop();
return isOK;
}
BOOL CUdpCast::Start(LPCTSTR lpszRemoteAddress, USHORT usPort, BOOL bAsyncConnect, LPCTSTR lpszBindAddress)
{
if(!CheckParams() || !CheckStarting())
return FALSE;
PrepareStart();
m_ccContext.Reset();
BOOL isOK = FALSE;
HP_SOCKADDR bindAddr(AF_UNSPEC, TRUE);
if(CreateClientSocket(lpszRemoteAddress, usPort, lpszBindAddress, bindAddr))
{
if(BindClientSocket(bindAddr))
{
if(FirePrepareConnect(m_soClient) != HR_ERROR)
{
if(ConnectToGroup(bindAddr))
{
if(CreateWorkerThread())
{
isOK = TRUE;
}
else
SetLastError(SE_WORKER_THREAD_CREATE, __FUNCTION__, ERROR_CREATE_FAILED);
}
else
SetLastError(SE_CONNECT_SERVER, __FUNCTION__, ::WSAGetLastError());
}
else
SetLastError(SE_SOCKET_PREPARE, __FUNCTION__, ERROR_CANCELLED);
}
else
SetLastError(SE_SOCKET_BIND, __FUNCTION__, ::WSAGetLastError());
}
else
SetLastError(SE_SOCKET_CREATE, __FUNCTION__, ::WSAGetLastError());
if(!isOK)
{
DWORD dwCode = ::GetLastError();
m_ccContext.Reset(FALSE);
Stop();
::SetLastError(dwCode);
}
return isOK;
}
BOOL CTcpClient::Start(LPCTSTR lpszRemoteAddress, USHORT usPort, BOOL bAsyncConnect, LPCTSTR lpszBindAddress, USHORT usLocalPort)
{
if(!CheckParams() || !CheckStarting())
return FALSE;
PrepareStart();
m_ccContext.Reset();
BOOL isOK = FALSE;
HP_SOCKADDR addrRemote, addrBind;
if(CreateClientSocket(lpszRemoteAddress, addrRemote, usPort, lpszBindAddress, addrBind))
{
if(BindClientSocket(addrBind, addrRemote, usLocalPort))
{
if(TRIGGER(FirePrepareConnect(m_soClient)) != HR_ERROR)
{
if(ConnectToServer(addrRemote, bAsyncConnect))
{
if(CreateWorkerThread())
isOK = TRUE;
else
SetLastError(SE_WORKER_THREAD_CREATE, __FUNCTION__, ERROR_CREATE_FAILED);
}
else
SetLastError(SE_CONNECT_SERVER, __FUNCTION__, ::WSAGetLastError());
}
else
SetLastError(SE_SOCKET_PREPARE, __FUNCTION__, ENSURE_ERROR_CANCELLED);
}
else
SetLastError(SE_SOCKET_BIND, __FUNCTION__, ::WSAGetLastError());
}
else
SetLastError(SE_SOCKET_CREATE, __FUNCTION__, ::WSAGetLastError());
if(!isOK)
{
m_ccContext.Reset(FALSE);
EXECUTE_RESTORE_ERROR(Stop());
}
return isOK;
}
BOOL CTcpAgent::Connect(LPCTSTR pszRemoteAddress, USHORT usPort, CONNID* pdwConnID)
{
ASSERT(HasStarted() && pszRemoteAddress && usPort != 0);
if(pdwConnID) *pdwConnID = 0;
DWORD result = NO_ERROR;
SOCKET soClient = INVALID_SOCKET;
if(!HasStarted())
result = ERROR_INVALID_STATE;
else
{
result = CreateClientSocket(soClient);
if(result == NO_ERROR)
{
CONNID dwConnID = ::GenerateConnectionID();
if(pdwConnID) *pdwConnID = dwConnID;
if(FirePrepareConnect(dwConnID, soClient) != HR_ERROR)
result = ConnectToServer(dwConnID, soClient, pszRemoteAddress, usPort);
else
result = ERROR_FUNCTION_FAILED;
}
}
if(result != NO_ERROR)
{
if(soClient != INVALID_SOCKET)
::ManualCloseSocket(soClient);
::SetLastError(result);
}
return (result == NO_ERROR);
}
