VNamedPipeFC.hxx
上传用户:sy_wanhua
上传日期:2013-07-25
资源大小:3048k
文件大小:4k
- #ifndef VNAMEDPIPEFC_HXX_
- #define VNAMEDPIPEFC_HXX_
- /* ====================================================================
- * The Vovida Software License, Version 1.0
- *
- * Copyright (c) 2000 Vovida Networks, Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The names "VOCAL", "Vovida Open Communication Application Library",
- * and "Vovida Open Communication Application Library (VOCAL)" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact vocal@vovida.org.
- *
- * 4. Products derived from this software may not be called "VOCAL", nor
- * may "VOCAL" appear in their name, without prior written
- * permission of Vovida Networks, Inc.
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
- * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL VOVIDA
- * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
- * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- * DAMAGE.
- *
- * ====================================================================
- *
- * This software consists of voluntary contributions made by Vovida
- * Networks, Inc. and many individuals on behalf of Vovida Networks,
- * Inc. For more information on Vovida Networks, Inc., please see
- * <http://www.vovida.org/>.
- *
- */
- static const char* const VNamedPipeFCHeaderVersion =
- "$Id: VNamedPipeFC.hxx,v 1.2 2001/06/29 03:56:00 bko Exp $";
- #ifndef __vxworks
- #ifdef WIN32
- #include <winsock.h>
- #endif
- // unix implementation
- #include <assert.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <string>
- #include <strstream>
- #include <stdio.h>
- #include <sys/time.h>
- class VNamedPipeFC
- {
- public:
- VNamedPipeFC(const char* pipeName);
- bool sendMsg(const string& msg);
- bool recMsg(string* msg);
- void clearCtl();
- void clearTimeout();
- void setTimeout(const struct timeval& timeout);
- ~VNamedPipeFC();
- private:
- int inFd;
- int inCtlFd;
- int outFd;
- int outCtlFd;
- struct timeval localTimeout;
- bool timeoutValid;
- string pipeName_;
- VNamedPipeFC();
- string encodeMsg(const string& msg);
- bool writeOkBlockOrTimeout();
- bool writeOkNoBlock();
- bool writeOk(struct timeval* timeout);
- bool readOkBlockOrTimeout();
- bool readOkNoBlock();
- bool readOk(struct timeval* timeout);
- bool handleInCtl();
- };
- #else
- // vxworks implementation
- #endif
- #endif