Return to Socket.h CVS log

Up to [Pegasus] / pegasus / src / Pegasus / Common

BUG#: 7187
TITLE: Socket connection attempts should time out
DESCRIPTION: Use a non-blocking socket when creating a client connection, so that a connect attempt may time out.

//%2006////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation, The Open Group.
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; Symantec Corporation; The Open Group.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//==============================================================================
//
//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_Socket_h
#define Pegasus_Socket_h

#include <cctype>
#include <Pegasus/Common/Network.h>
#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/Linkage.h>

#ifdef PEGASUS_OS_ZOS
#   include <string.h>  // added by rk for memcpy
#endif

PEGASUS_NAMESPACE_BEGIN

class Socket
{
public:

    /**
        Connects the specified socket to the specified address.  If the socket
        is non-blocking, the connect attempt will time out after the specified
        interval.

        @param socket The socket to connect.
        @param address The address to which to connect the socket
        @param addressLength The length of the sockaddr buffer in which the
            address is specified.
        @param timeoutMilliseconds The number of milliseconds after which the
            connect attempt should time out, if the socket is non-blocking.
        @return True if the connect attempt is successful, false otherwise.
    */
    static Boolean timedConnect(
        SocketHandle socket,
        sockaddr* address,
        int addressLength,
        Uint32 timeoutMilliseconds);

    static Sint32 read(SocketHandle socket, void* ptr, Uint32 size);

    static Sint32 write(SocketHandle socket, const void* ptr, Uint32 size);

    static Sint32 timedWrite(SocketHandle socket,
                             const void* ptr,
                             Uint32 size,
                             Uint32 socketWriteTimeout);

    static void close(SocketHandle socket);

    static void disableBlocking(SocketHandle socket);

    static void initializeInterface();

    static void uninitializeInterface();

    static SocketHandle createSocket(int domain, int type, int protocol);

private:
    Socket();
};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_Socket_h */