tPipe.cxx
上传用户:sy_wanhua
上传日期:2013-07-25
资源大小:3048k
文件大小:5k
- /* ====================================================================
- * 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 $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- * DAMAGE.
- *
- * ====================================================================
- *
- * This software consists of voluntary contributions made by Vovida
- * Networks, Inc. and many individuals on behalf of Vovida Networks,
- * Inc. For more information on Vovida Networks, Inc., please see
- * <http://www.vovida.org/>.
- *
- */
- static const char* const tPipe_cxx_Version =
- "$Id: tPipe.cxx,v 1.4 2001/04/10 02:12:51 icahoon Exp $";
- #include "Application.hxx"
- #include "Pipe.hxx"
- #include "VLog.hxx"
- #include <cstring>
- #include <iomanip>
- using namespace Vocal;
- using namespace Vocal::IO;
- using namespace Vocal::Logging;
- class TestApplication : public Application
- {
- public:
- ReturnCode init(int argc, char ** argv, char ** arge);
- void uninit();
- ReturnCode run();
- };
- Application * Application::create()
- {
- return ( new TestApplication );
- }
- ReturnCode
- TestApplication::init(int argc, char ** argv, char ** arge)
- {
- VLog::init(LOG_VERBOSE);
- // VLog::on(LOG_INFO);
- // VLog::on(LOG_DEBUG);
- // VLog::on(LOG_TRACE);
- // VLog::on(LOG_VERBOSE);
-
- return ( SUCCESS );
- }
- void
- TestApplication::uninit()
- {
- VLog::uninit();
- }
- int main(int argc, char ** argv, char ** arge)
- {
- return ( Application::main(argc, argv, arge) );
- }
- ReturnCode TestApplication::run()
- {
- Pipe pipe;
- pipe.readFD().setNonblocking();
-
- {
- string outMsg("0123456789");
- string inMsg(outMsg.size(), ' ');
- int bytesWritten = pipe.writeFD().write(outMsg);
- cout << "bytesWritten = " << bytesWritten << endl;
- assert( bytesWritten == static_cast<int>(outMsg.size()) );
- int bytesRead = pipe.readFD().read(inMsg);
- cout << "bytesRead = " << bytesRead << endl;
- assert( bytesRead == static_cast<int>(bytesWritten) );
- cout << inMsg.c_str() << endl;
- }
- {
- char outMsg[] = "0123456789";
-
- size_t size = strlen(outMsg);
-
- char * inMsg = new char[size+1];
- int bytesWritten = pipe.writeFD().write(outMsg);
- cout << "bytesWritten = " << bytesWritten << endl;
- assert( bytesWritten == static_cast<int>(size) );
- int bytesRead = pipe.readFD().read(inMsg, size+1);
- cout << "bytesRead = " << bytesRead << endl;
- assert( bytesRead == static_cast<int>(bytesWritten) );
- cout << inMsg << endl;
-
- delete [] inMsg;
- }
- pipe.writeFD().write("This is a test, this is only a test.");
- bool done = false;
- while ( !done )
- {
- try
- {
- char c;
-
- pipe.readFD().read(&c, 1);
-
- cout << c << flush;
- }
- catch ( ... )
- {
- cout << endl;
- done = true;
- }
- }
- return ( SUCCESS );
- }