124 lines
2.9 KiB
C++
124 lines
2.9 KiB
C++
/*
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DiagnosticBufferProvider - helper for testing against the BufferProvider interface
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Copyright (C) Lumiera.org
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2011, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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#include "lib/error.hpp"
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#include "lib/meta/function.hpp"
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#include "proc/engine/diagnostic-buffer-provider.hpp"
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#include "proc/engine/tracking-heap-block-provider.hpp"
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//#include <boost/scoped_array.hpp>
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//#include <vector>
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//using lib::ScopedPtrVect;
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//using boost::scoped_array;
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namespace engine {
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/** Storage for the diagnostics frontend */
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lib::Singleton<DiagnosticBufferProvider> DiagnosticBufferProvider::diagnostics;
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namespace { // Details of allocation and accounting
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} // (END) Details of allocation and accounting
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DiagnosticBufferProvider::DiagnosticBufferProvider()
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: pImpl_() //////////TODO create PImpl here
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{ }
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DiagnosticBufferProvider::~DiagnosticBufferProvider() { }
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BufferProvider&
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DiagnosticBufferProvider::build()
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{
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return diagnostics().reset();
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}
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DiagnosticBufferProvider&
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DiagnosticBufferProvider::access (BufferProvider const& provider)
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{
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if (!diagnostics().isCurrent (provider))
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throw error::Invalid("given Provider doesn't match (current) diagnostic data record."
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"This might be an lifecycle error. Did you build() this instance beforehand?");
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return diagnostics();
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}
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TrackingHeapBlockProvider&
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DiagnosticBufferProvider::reset()
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{
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pImpl_.reset(new TrackingHeapBlockProvider());
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return *pImpl_;
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}
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bool
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DiagnosticBufferProvider::isCurrent (BufferProvider const& implInstance)
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{
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return &implInstance == pImpl_.get();
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}
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/* === diagnostic API === */
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bool
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DiagnosticBufferProvider::buffer_was_used (uint bufferID) const
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{
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return pImpl_->access_or_create(bufferID).was_used();
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}
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bool
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DiagnosticBufferProvider::buffer_was_closed (uint bufferID) const
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{
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return pImpl_->access_or_create(bufferID).was_closed();
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}
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void*
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DiagnosticBufferProvider::accessMemory (uint bufferID) const
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{
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return pImpl_->access_or_create(bufferID).accessMemory();
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}
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} // namespace engine
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