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https://gitlab.com/kicad/code/kicad.git
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0b2d4d4879
Recommendation is to avoid using the year nomenclature as this information is already encoded in the git repo. Avoids needing to repeatly update. Also updates AUTHORS.txt from current repo with contributor names
111 lines
2.7 KiB
C++
111 lines
2.7 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <wx/tarstrm.h>
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#include <wx/wfstream.h>
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#include <wx/zstream.h>
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#include <asset_archive.h>
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ASSET_ARCHIVE::ASSET_ARCHIVE( const wxString& aFilePath, bool aLoadNow ) :
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m_filePath( aFilePath )
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{
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if( aLoadNow )
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Load();
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}
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bool ASSET_ARCHIVE::Load()
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{
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// We don't support hot-reloading yet
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if( !m_fileInfoCache.empty() )
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return false;
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wxFFileInputStream zipFile( m_filePath );
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if( !zipFile.IsOk() )
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return false;
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wxZlibInputStream stream( zipFile, wxZLIB_GZIP );
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wxTarInputStream tarStream( stream );
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wxTarEntry* entry;
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// Avoid realloc while reading: we're not going to get better than 2:1 compression
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m_cache.resize( 2 * zipFile.GetLength() );
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size_t offset = 0;
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while( ( entry = tarStream.GetNextEntry() ) != nullptr )
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{
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if( entry->IsDir() )
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{
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delete entry;
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continue;
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}
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size_t length = entry->GetSize();
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FILE_INFO fi;
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fi.offset = offset;
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fi.length = length;
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if( offset + length > m_cache.size() )
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m_cache.resize( m_cache.size() * 2 );
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tarStream.Read( &m_cache[offset], length );
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m_fileInfoCache[entry->GetName()] = fi;
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offset += length;
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delete entry;
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}
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m_cache.resize( offset );
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return true;
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}
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long ASSET_ARCHIVE::GetFileContents( const wxString& aFilePath, const unsigned char* aDest,
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size_t aMaxLen )
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{
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wxFAIL_MSG( wxS( "Unimplemented" ) );
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return 0;
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}
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long ASSET_ARCHIVE::GetFilePointer( const wxString& aFilePath, const unsigned char** aDest )
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{
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if( aFilePath.IsEmpty() )
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return -1;
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wxASSERT( aDest );
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if( !m_fileInfoCache.count( aFilePath ) )
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return -1;
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const FILE_INFO& fi = m_fileInfoCache.at( aFilePath );
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*aDest = &m_cache[fi.offset];
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return fi.length;
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}
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