/*-------------------------------------------------------------------------
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* drawElements Quality Program Tester Core
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* ----------------------------------------
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*
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* Copyright 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Resource system.
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*//*--------------------------------------------------------------------*/
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#include "tcuResource.hpp"
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#include <stdio.h>
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namespace tcu
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{
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DirArchive::DirArchive (const char* path)
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: m_path(path)
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{
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// Append leading / if necessary
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if (m_path.length() > 0 && m_path[m_path.length()-1] != '/')
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m_path += "/";
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}
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DirArchive::~DirArchive ()
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{
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}
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Resource* DirArchive::getResource (const char* name) const
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{
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return static_cast<Resource*>(new FileResource((m_path + name).c_str()));
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}
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FileResource::FileResource (const char* filename)
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: Resource(std::string(filename))
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{
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m_file = fopen(filename, "rb");
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if (!m_file)
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throw ResourceError("Failed to open file", filename, __FILE__, __LINE__);
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}
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FileResource::~FileResource ()
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{
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fclose(m_file);
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}
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void FileResource::read (deUint8* dst, int numBytes)
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{
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int numRead = (int)fread(dst, 1, numBytes, m_file);
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TCU_CHECK(numRead == numBytes);
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}
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int FileResource::getSize (void) const
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{
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long curPos = ftell(m_file);
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fseek(m_file, 0, SEEK_END);
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int size = (int)ftell(m_file);
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fseek(m_file, curPos, SEEK_SET);
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return size;
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}
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int FileResource::getPosition (void) const
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{
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return (int)ftell(m_file);
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}
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void FileResource::setPosition (int position)
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{
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fseek(m_file, (size_t)position, SEEK_SET);
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}
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ResourcePrefix::ResourcePrefix (const Archive& archive, const char* prefix)
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: m_archive (archive)
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, m_prefix (prefix)
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{
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}
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Resource* ResourcePrefix::getResource (const char* name) const
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{
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return m_archive.getResource((m_prefix + name).c_str());
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}
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} // tcu
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