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[/] [w11/] [tags/] [w11a_V0.74/] [tools/] [src/] [librw11/] [Rw11UnitStream.cpp] - Rev 38
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// $Id: Rw11UnitStream.cpp 515 2013-05-04 17:28:59Z mueller $ // // Copyright 2013- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de> // // This program is free software; you may redistribute and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation, either version 2, or at your option any later version. // // This program is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for complete details. // // Revision History: // Date Rev Version Comment // 2013-05-04 515 1.0 Initial version // 2013-05-01 513 0.1 First draft // --------------------------------------------------------------------------- /*! \file \version $Id: Rw11UnitStream.cpp 515 2013-05-04 17:28:59Z mueller $ \brief Implemenation of Rw11UnitStream. */ #include "librtools/Rexception.hpp" #include "Rw11UnitStream.hpp" using namespace std; /*! \class Retro::Rw11UnitStream \brief FIXME_docs */ // all method definitions in namespace Retro namespace Retro { //------------------------------------------+----------------------------------- //! Constructor Rw11UnitStream::Rw11UnitStream(Rw11Cntl* pcntl, size_t index) : Rw11UnitVirt<Rw11VirtStream>(pcntl, index) { fStats.Define(kStatNPreAttDrop, "NPreAttDrop", "output bytes dropped prior attach"); fStats.Define(kStatNPreAttMiss, "NPreAttMiss", "input bytes missed prior attach"); } //------------------------------------------+----------------------------------- //! Destructor Rw11UnitStream::~Rw11UnitStream() {} //------------------------------------------+----------------------------------- //! FIXME_docs void Rw11UnitStream::SetPos(int pos) { if (!Virt()) throw Rexception("Rw11UnitStream::SetPos", "no stream attached"); RerrMsg emsg; if (!Virt()->Seek(pos, emsg)) throw Rexception(emsg); return; } //------------------------------------------+----------------------------------- //! FIXME_docs int Rw11UnitStream::Pos() const { if (!Virt()) throw Rexception("Rw11UnitStream::Pos", "no stream attached"); RerrMsg emsg; int irc = Virt()->Tell(emsg); if (irc < 0) throw Rexception(emsg); return irc; } //------------------------------------------+----------------------------------- //! FIXME_docs int Rw11UnitStream::VirtRead(uint8_t* data, size_t count, RerrMsg& emsg) { if (!Virt()) { fStats.Inc(kStatNPreAttMiss); emsg.Init("Rw11UnitStream::VirtRead", "no stream attached"); return -1; } return Virt()->Read(data, count, emsg); } //------------------------------------------+----------------------------------- //! FIXME_docs bool Rw11UnitStream::VirtWrite(const uint8_t* data, size_t count, RerrMsg& emsg) { if (!Virt()) { fStats.Inc(kStatNPreAttDrop, double(count)); emsg.Init("Rw11UnitStream::VirtWrite", "no stream attached"); return false; } return Virt()->Write(data, count, emsg); } //------------------------------------------+----------------------------------- //! FIXME_docs bool Rw11UnitStream::VirtFlush(RerrMsg& emsg) { if (!Virt()) { emsg.Init("Rw11UnitStream::VirtFlush", "no stream attached"); return false; } return Virt()->Flush(emsg); } //------------------------------------------+----------------------------------- //! FIXME_docs void Rw11UnitStream::Dump(std::ostream& os, int ind, const char* text) const { RosFill bl(ind); os << bl << (text?text:"--") << "Rw11UnitStream @ " << this << endl; Rw11UnitVirt<Rw11VirtStream>::Dump(os, ind, " ^"); return; } } // end namespace Retro