* Major rewrite

include/Athena/FileReader.hpp

@@ -0,0 +1,76 @@
+// This file is part of libAthena.
+//
+// libAthena is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// libAthena is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with libAthena.  If not, see <http://www.gnu.org/licenses/>
+
+#ifndef FILESTREAM_HPP
+#define FILESTREAM_HPP
+
+#include "Stream.hpp"
+#include <string>
+#include <cstdio>
+
+namespace Athena
+{
+namespace io
+{
+class FileReader : public Stream
+{
+public:
+    FileReader(const std::string& filename);
+    ~FileReader();
+    std::string filename() const;
+
+    void setEndian(Endian endian);
+    Endian endian() const;
+    bool isBigEndian() const;
+    bool isLittleEndian() const;
+    void open();
+    void close();
+    bool isOpen() const;
+    bool save();
+    void seek(Int64 pos, SeekOrigin origin = SeekOrigin::Current);
+    bool atEnd() const;
+    Uint64 position() const;
+    Uint64 length() const;
+
+
+    void   seekBit(int);
+    bool   readBit();
+    Uint8  readUByte();
+    Int8   readByte();
+    Uint8* readUBytes(Uint64 len);
+    Int8*  readBytes(Uint64 len);
+    Uint16 readUint16();
+    Int16  readInt16();
+    Uint32 readUint32();
+    Int32  readInt32();
+    Uint64 readUint64();
+    Int64  readInt64();
+    double readDouble();
+    float  readFloat();
+    bool   readBool();
+    std::string readString();
+    std::string readUnicode();
+private:
+    std::string  m_filename;
+    FILE*        m_fileHandle;
+    Endian       m_endian;
+    Uint8        m_currentByte;
+    Uint8        m_bitShift;
+    bool         m_bitValid;
+};
+} // io
+} // Athena
+
+#endif // FILESTREAM_HPP