111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
/*
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Moonfall Copyright (C) 2008 Alex Yatskov
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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class FileManifest
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{
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public:
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static bool SaveManifest(const char* filename, const std::vector<std::string>& filenames);
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bool LoadManifest(const char* filename);
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void ClearManifest();
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boost::shared_ptr<const Buffer> LoadFile(const char* filename);
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bool SaveFile(const char* filename, const Buffer& buffer);
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void FlushFile(const char* filename);
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void FlushFiles();
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private:
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boost::shared_ptr<const Buffer> LoadFileInternal(const char* filename, bool* cached = NULL);
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boost::shared_ptr<const Buffer> LoadFileExternal(const char* filename, bool* cached = NULL);
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enum
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{
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PACKAGE_TOKEN = 0x55534544,
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PACKAGE_VERSION = 0x00000000
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};
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struct PackageHeader
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{
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PackageHeader() :
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token(0), version(0), flags(0), count(0) { }
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bool Deserialize(Deserializer* data)
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{
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return
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data->Read(&token) &&
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data->Read(&version) &&
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data->Read(&flags) &&
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data->Read(&count);
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}
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void Serialize(Serializer* data)
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{
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data->Write(token);
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data->Write(version);
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data->Write(flags);
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data->Write(count);
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}
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int token;
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int version;
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int flags;
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int count;
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};
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struct PackageFileHeader
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{
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PackageFileHeader() :
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offset(0), sizeCompressed(0), sizeUncompressed(0) { }
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bool Deserialize(Deserializer* data)
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{
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return
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data->ReadString(&filename) &&
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data->Read(&offset) &&
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data->Read(&sizeCompressed) &&
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data->Read(&sizeUncompressed);
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}
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void Serialize(Serializer* data)
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{
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data->WriteString(filename);
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data->Write(offset);
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data->Write(sizeCompressed);
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data->Write(sizeUncompressed);
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}
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std::string filename;
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int offset;
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int sizeCompressed;
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int sizeUncompressed;
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};
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struct PackageFileEntry
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{
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PackageFileEntry(const PackageFileHeader& header, const std::string& filename) :
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header(header), filename(filename) { }
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PackageFileHeader header;
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std::string filename;
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};
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std::map<std::string, PackageFileEntry> m_manifest;
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RefCount<const Buffer> m_manager;
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};
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