* Major rewrite

include/Athena/MCFileWriter.hpp

@@ -0,0 +1,73 @@
+// 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 __MCFILEWRITER_HPP__
+#define __MCFILEWRITER_HPP__
+
+#include "Types.hpp"
+#include "BinaryWriter.hpp"
+
+namespace Athena
+{
+
+class MCFile;
+
+namespace io
+{
+
+/*! \class MCFileWriter
+ *  \brief The Minish Cap Save save data writer class
+ *
+ *  A Class for writing binary data to a The Minish Cap Save File,
+ *  all work is done using a memory buffer, and not written directly from the disk.
+ *  \sa BinaryWriter
+ */
+class MCFileWriter : protected BinaryWriter
+{
+    BINARYWRITER_BASE
+public:
+    /*!
+     * \brief This constructor takes an existing buffer to write to.
+     *
+     * \param data The existing buffer
+     * \param length The length of the existing buffer
+     */
+    MCFileWriter(Uint8*, Uint64);
+
+    /*!
+     * \brief This constructor creates an instance from a file on disk.
+     *
+     * \param filename The file to create the stream from
+     */
+    MCFileWriter(const std::string&);
+
+    /*!
+     * \brief Writes the given save data to a file on disk
+     *
+     * \param file Save data to write
+     */
+    void writeFile(MCFile* file);
+
+private:
+    Uint16 calculateSlotChecksum(Uint32 game);
+    Uint16 calculateChecksum(Uint8* data, Uint32 length);
+    Uint8* reverse(Uint8* data, Uint32 length);
+    void unscramble();
+};
+
+} // io
+} // zelda
+
+#endif // __MCFILEWRITER_HPP__