1 /* ScummVM - Graphic Adventure Engine 2 * 3 * ScummVM is the legal property of its developers, whose names 4 * are too numerous to list here. Please refer to the COPYRIGHT 5 * file distributed with this source distribution. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef BLADERUNNER_ARCHIVE_H 24 #define BLADERUNNER_ARCHIVE_H 25 26 #include "common/array.h" 27 #include "common/file.h" 28 #include "common/substream.h" 29 30 namespace BladeRunner { 31 32 class MIXArchive { 33 public: 34 MIXArchive(); 35 ~MIXArchive(); 36 37 static int32 getHash(const Common::String &name); 38 static bool exists(const Common::String &filename); 39 40 bool open(const Common::String &filename); 41 void close(); 42 bool isOpen() const; 43 getName()44 Common::String getName() const { return _fd.getName(); } 45 46 Common::SeekableReadStream *createReadStreamForMember(const Common::String &name); 47 48 private: 49 Common::File _fd; 50 bool _isTLK; 51 52 uint16 _entryCount; 53 uint32 _size; 54 55 struct ArchiveEntry { 56 int32 hash; 57 uint32 offset; 58 uint32 length; 59 }; 60 61 Common::Array<ArchiveEntry> _entries; 62 63 uint32 indexForHash(int32 hash) const; 64 }; 65 66 67 } // End of namespace BladeRunner 68 69 #endif 70