scummvm/backends/fs/ds/ds-fs.h
2007-01-20 17:29:20 +00:00

187 lines
6 KiB
C++

/* ScummVMDS - Scumm Interpreter DS Port
* Copyright (C) 2002-2004 The ScummVM project and Neil Millstone
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _DS_FS_H
#define _DS_FS_H
#include "stdafx.h"
#include "common/array.h"
#include "common/str.h"
//#include <NDS/ARM9/console.h>
#include "fs.h"
#include "zipreader.h"
#include "ramsave.h"
#include "scummconsole.h"
#include "gba_nds_fat.h"
#include "backends/fs/abstract-fs.h"
//#include "backends/fs/fs.h"
// Fix name clash with FOTAQ engine, cutaway.h
#undef MAX_FILENAME_LENGTH
// This class is used when a Flash cart is in use
namespace DS {
class DSFileSystemNode : public AbstractFilesystemNode {
protected:
static ZipFile* _zipFile;
typedef class Common::String String;
String _displayName;
bool _isDirectory;
bool _isValid;
String _path;
int _refCountVal;
public:
DSFileSystemNode();
DSFileSystemNode(const String &path);
DSFileSystemNode(const DSFileSystemNode *node);
DSFileSystemNode(const String& path, bool isDir);
virtual String displayName() const { return _displayName; }
virtual String name() const { return _displayName; }
virtual bool isValid() const { return _isValid; }
virtual bool isDirectory() const { return _isDirectory; }
virtual String path() const { return _path; }
virtual bool listDir(AbstractFSList &list, ListMode mode = FilesystemNode::kListDirectoriesOnly) const;
virtual AbstractFilesystemNode *parent() const;
virtual AbstractFilesystemNode *clone() const { return new DSFileSystemNode(this); }
virtual AbstractFilesystemNode *child(const Common::String& name) const;
static ZipFile* getZip() { return _zipFile; }
};
// This class is used when the GBAMP (GBA Movie Player) is used with a CompactFlash card
class GBAMPFileSystemNode : public AbstractFilesystemNode {
protected:
typedef class Common::String String;
String _displayName;
bool _isDirectory;
bool _isValid;
String _path;
int _refCountVal;
public:
GBAMPFileSystemNode();
GBAMPFileSystemNode(const String &path);
GBAMPFileSystemNode(const String &path, bool isDirectory);
GBAMPFileSystemNode(const GBAMPFileSystemNode *node);
virtual String displayName() const { return _displayName; }
virtual String name() const { return _displayName; }
virtual bool isValid() const { return _isValid; }
virtual bool isDirectory() const { return _isDirectory; }
virtual String path() const { return _path; }
virtual bool listDir(AbstractFSList &list, ListMode mode = FilesystemNode::kListDirectoriesOnly) const;
virtual AbstractFilesystemNode *parent() const;
virtual AbstractFilesystemNode *clone() const { return new GBAMPFileSystemNode(this); }
virtual AbstractFilesystemNode *child(const Common::String& name) const;
};
// File reading
struct fileHandle {
int pos;
bool used;
char* data;
int size;
DSSaveFile* sramFile;
};
// These functions replease the standard library functions of the same name.
// As this header is included after the standard one, I have the chance to #define
// all of these to my own code.
//
// A #define is the only way, as redefinig the functions would cause linker errors.
// These functions need to be #undef'ed, as their original definition
// in devkitarm is done with #includes (ugh!)
#undef feof
#undef stderr
#undef stdout
#undef stdin
#undef clearerr
#undef getc
#undef ferror
#define stdout ((DS::fileHandle*) -1)
#define stderr ((DS::fileHandle*) -2)
#define stdin ((DS::fileHandle*) -3)
#define FILE DS::fileHandle
//#define size_t int
//#define FAT_chdir FAT_CWD
FILE* std_fopen(const char* name, const char* mode);
void std_fclose(FILE* handle);
size_t std_fread(const void* ptr, size_t size, size_t numItems, FILE* handle);
size_t std_fwrite(const void* ptr, size_t size, size_t numItems, FILE* handle);
void std_fprintf(FILE* handle, const char* fmt, ...);
bool std_feof(FILE* handle);
void std_fflush(FILE* handle);
char* std_fgets(char* str, int size, FILE* file);
long int std_ftell(FILE* handle);
int std_fseek(FILE* handle, long int offset, int whence);
void std_clearerr(FILE* handle);
int std_getc(FILE* handle);
char* std_getcwd(char* dir, int dunno);
void std_cwd(char* dir);
int std_ferror(FILE* handle);
// Only functions used in the ScummVM source have been defined here!
#define fopen(name, mode) DS::std_fopen(name, mode)
#define fclose(handle) DS::std_fclose(handle)
#define fread(ptr, size, items, file) DS::std_fread(ptr, size, items, file)
#define fwrite(ptr, size, items, file) DS::std_fwrite(ptr, size, items, file)
#define feof(handle) DS::std_feof(handle)
//#define fprintf(file, fmt, ...) DS::fprintf(file, fmt, ##__VA_ARGS__)
#define fprintf(file, fmt, ...) { char str[128]; sprintf(str, fmt, ##__VA_ARGS__); DS::std_fwrite(str, strlen(str), 1, file); }
#define printf(fmt, ...) consolePrintf(fmt, ##__VA_ARGS__)
#define fflush(file) DS::std_fflush(file)
#define fgets(str, size, file) DS::std_fgets(str, size, file)
#define ftell(handle) DS::std_ftell(handle)
#define fseek(handle, offset, whence) DS::std_fseek(handle, offset, whence)
#define clearerr(handle) DS::std_clearerr(handle)
#define getc(handle) DS::std_getc(handle)
#define getcwd(dir, dunno) DS::std_getcwd(dir, dunno)
#define ferror(handle) DS::std_ferror(handle)
#ifdef assert
#undef assert
#endif
#define assert(s) if (!(s)) consolePrintf("Assertion failed: '##s##' at file %s, line %d\n", __FILE__, __LINE__)
}
#endif