127 lines
3.1 KiB
C++
127 lines
3.1 KiB
C++
// Copyright (C) 2002-2009 Nikolaus Gebhardt
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#ifndef __C_PAK_READER_H_INCLUDED__
|
|
#define __C_PAK_READER_H_INCLUDED__
|
|
|
|
#include "IReferenceCounted.h"
|
|
#include "IReadFile.h"
|
|
#include "irrArray.h"
|
|
#include "irrString.h"
|
|
#include "IFileSystem.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace io
|
|
{
|
|
struct SPAKFileHeader
|
|
{
|
|
c8 tag[4];
|
|
u32 offset;
|
|
u32 length;
|
|
};
|
|
|
|
|
|
struct SPakFileEntry: public IFileArchiveEntry
|
|
{
|
|
core::string<c16> pakFileName;
|
|
u32 pos;
|
|
u32 length;
|
|
};
|
|
|
|
//! Archiveloader capable of loading PAK Archives
|
|
class CArchiveLoaderPAK : public IArchiveLoader
|
|
{
|
|
public:
|
|
|
|
//! Constructor
|
|
CArchiveLoaderPAK(io::IFileSystem* fs);
|
|
|
|
//! destructor
|
|
virtual ~CArchiveLoaderPAK();
|
|
|
|
//! returns true if the file maybe is able to be loaded by this class
|
|
//! based on the file extension (e.g. ".zip")
|
|
virtual bool isALoadableFileFormat(const core::string<c16>& filename) const;
|
|
|
|
//! Creates an archive from the filename
|
|
/** \param file File handle to check.
|
|
\return Pointer to newly created archive, or 0 upon error. */
|
|
virtual IFileArchive* createArchive(const core::string<c16>& filename, bool ignoreCase, bool ignorePaths) const;
|
|
|
|
//! Check if the file might be loaded by this class
|
|
/** Check might look into the file.
|
|
\param file File handle to check.
|
|
\return True if file seems to be loadable. */
|
|
virtual bool isALoadableFileFormat(io::IReadFile* file) const;
|
|
|
|
//! creates/loads an archive from the file.
|
|
//! \return Pointer to the created archive. Returns 0 if loading failed.
|
|
virtual io::IFileArchive* createArchive(io::IReadFile* file, bool ignoreCase, bool ignorePaths) const;
|
|
|
|
private:
|
|
io::IFileSystem* FileSystem;
|
|
};
|
|
|
|
|
|
//! reads from pak
|
|
class CPakReader : public IFileArchive
|
|
{
|
|
public:
|
|
|
|
CPakReader(IReadFile* file, bool ignoreCase, bool ignorePaths);
|
|
virtual ~CPakReader();
|
|
|
|
//! opens a file by file name
|
|
virtual IReadFile* openFile(const core::string<c16>& filename);
|
|
|
|
//! opens a file by index
|
|
IReadFile* openFile(s32 index);
|
|
|
|
//! returns count of files in archive
|
|
virtual u32 getFileCount();
|
|
|
|
//! returns data of file
|
|
virtual const IFileArchiveEntry* getFileInfo(u32 index);
|
|
|
|
//! returns fileindex
|
|
virtual s32 findFile(const core::string<c16>& filename);
|
|
|
|
//! get the class Type
|
|
virtual const core::string<c16>& getArchiveType() { return Type; }
|
|
|
|
//! return the id of the file Archive
|
|
virtual const core::string<c16>& getArchiveName ()
|
|
{
|
|
return File->getFileName();
|
|
}
|
|
|
|
|
|
private:
|
|
|
|
core::string<c16> Type;
|
|
|
|
//! scans for a local header, returns false if there is no more local file header.
|
|
bool scanLocalHeader();
|
|
|
|
//! splits filename from zip file into useful filenames and paths
|
|
void extractFilename(SPakFileEntry* entry);
|
|
|
|
|
|
IReadFile* File;
|
|
|
|
SPAKFileHeader header;
|
|
|
|
core::array<SPakFileEntry> FileList;
|
|
|
|
bool IgnoreCase;
|
|
bool IgnorePaths;
|
|
};
|
|
|
|
} // end namespace io
|
|
} // end namespace irr
|
|
|
|
#endif
|
|
|