Initial commit of Command & Conquer Renegade source code.

Code/wwlib/mixfile.h

@@ -0,0 +1,164 @@
+/*
+**	Command & Conquer Renegade(tm)
+**	Copyright 2025 Electronic Arts Inc.
+**
+**	This program 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.
+**
+**	This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/***********************************************************************************************
+ ***                            Confidential - Westwood Studios                              ***
+ ***********************************************************************************************
+ *                                                                                             *
+ *                 Project Name : Commando                                                     *
+ *                                                                                             *
+ *                     $Archive:: /Commando/Code/wwlib/mixfile.h                              $*
+ *                                                                                             *
+ *                      $Author:: Steve_t                                                     $*
+ *                                                                                             *
+ *                     $Modtime:: 9/07/01 5:29p                                               $*
+ *                                                                                             *
+ *                    $Revision:: 4                                                           $*
+ *                                                                                             *
+ *---------------------------------------------------------------------------------------------*
+ * Functions:                                                                                  *
+ * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
+
+#ifndef	MIXFILE_H
+#define	MIXFILE_H
+
+#ifndef	ALWAYS_H
+	#include "always.h"
+#endif
+
+#ifndef	FFACTORY_H
+	#include "ffactory.h"
+#endif
+
+#ifndef	WWSTRING_H
+	#include "wwstring.h"
+#endif
+
+#include "vector.h"
+
+class FileClass;
+
+/*
+**
+*/
+class	MixFileFactoryClass : public FileFactoryClass {
+
+public:
+	MixFileFactoryClass( const char * mix_filename, FileFactoryClass * factory );
+	virtual ~MixFileFactoryClass( void );
+
+	//
+	//	Inherited
+	//
+	virtual FileClass * Get_File( char const *filename );
+	virtual void Return_File( FileClass *file );
+
+	//
+	//	Filename access
+	//
+	bool		Build_Filename_List (DynamicVectorClass<StringClass> &list);
+	bool		Build_Internal_Filename_List (void)									{ return Build_Filename_List (FilenameList); }
+	void		Get_Filename_List (DynamicVectorClass<StringClass> **list)	{ *list = &FilenameList; }
+	void		Get_Filename_List (DynamicVectorClass<StringClass> &list)	{ list = FilenameList; }
+
+	//
+	//	Content control
+	//
+	void		Add_File (const char *full_path, const char *filename);
+	void		Delete_File (const char *filename);
+	void		Flush_Changes (void);
+
+	//
+	//	Information
+	//
+	bool		Is_Valid (void) const	{ return IsValid; }
+
+private:
+
+	//
+	//	Utility functions
+	//
+	bool		Get_Temp_Filename (const char *path, StringClass &full_path);
+
+	struct FileInfoStruct {
+		bool operator== (const FileInfoStruct &src)	{ return false; }
+		bool operator!= (const FileInfoStruct &src)	{ return true; }
+
+		unsigned long CRC;				// CRC code for embedded file.
+		unsigned long Offset;			// Offset from start of data section.
+		unsigned long Size;				// Size of data subfile.
+	};
+
+	struct AddInfoStruct {
+		bool operator== (const AddInfoStruct &src)	{ return false; }
+		bool operator!= (const AddInfoStruct &src)	{ return true; }
+
+		StringClass FullPath;
+		StringClass	Filename;
+	};
+
+	FileFactoryClass *						Factory;
+	DynamicVectorClass<FileInfoStruct>	FileInfo;
+	StringClass									MixFilename;
+	int											BaseOffset;
+
+	int											FileCount;
+	int											NamesOffset;
+	bool											IsValid;
+	DynamicVectorClass<StringClass>		FilenameList;
+
+	DynamicVectorClass<AddInfoStruct>	PendingAddFileList;
+	bool											IsModified;
+};
+
+/*
+**
+*/
+class	MixFileCreator {
+
+public:
+	MixFileCreator( const char * filename );
+	~MixFileCreator( void );
+
+	void	Add_File( const char * source_filename, const char * saved_filename = NULL );
+	void	Add_File( const char * filename, FileClass *file );
+
+private:
+
+	static int File_Info_Compare(const void * a, const void * b);
+
+	struct FileInfoStruct {
+		bool operator== (const FileInfoStruct &src)	{ return false; }
+		bool operator!= (const FileInfoStruct &src)	{ return true; }
+
+		unsigned long	CRC;				// CRC code for embedded file.
+		unsigned long	Offset;			// Offset from start of data section.
+		unsigned long	Size;				// Size of data subfile.
+		StringClass		Filename;
+	};
+
+	DynamicVectorClass<FileInfoStruct>	FileInfo;
+	FileClass								*	MixFile;
+};
+
+/*
+**
+*/
+void	Setup_Mix_File( void );
+
+#endif