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/* ScummVM - Scumm Interpreter
* Copyright (C) 2005-2006 The ScummVM project
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#include "backends/fs/abstract-fs.h"
#include <kernel.h>
#include <stdio.h>
#include <stdlib.h>
#include "asyncfio.h"
#include "systemps2.h"
extern AsyncFio fio;
extern OSystem_PS2 *g_systemPs2;
class Ps2FilesystemNode : public AbstractFilesystemNode {
protected:
String _displayName;
bool _isDirectory;
bool _isRoot;
String _path;
public:
Ps2FilesystemNode(void);
Ps2FilesystemNode(const Ps2FilesystemNode *node);
Ps2FilesystemNode(const String &path);
virtual String displayName() const { return _displayName; }
virtual bool isValid() const { return !_isRoot; }
virtual bool isDirectory() const { return _isDirectory; }
virtual String path() const { return _path; }
//virtual FSList listDir(ListMode) const;
virtual bool listDir(AbstractFSList &list, ListMode mode) const;
virtual AbstractFilesystemNode *parent() const;
virtual AbstractFilesystemNode *clone() const { return new Ps2FilesystemNode(this); }
virtual AbstractFilesystemNode *child(const String &name) const;
};
AbstractFilesystemNode *AbstractFilesystemNode::getCurrentDirectory() {
return AbstractFilesystemNode::getRoot();
}
AbstractFilesystemNode *AbstractFilesystemNode::getRoot(void) {
return new Ps2FilesystemNode();
}
AbstractFilesystemNode *AbstractFilesystemNode::getNodeForPath(const String &path) {
return new Ps2FilesystemNode(path);
}
Ps2FilesystemNode::Ps2FilesystemNode(void) {
_isDirectory = true;
_isRoot = true;
_displayName = "PlayStation 2";
_path = "";
}
Ps2FilesystemNode::Ps2FilesystemNode(const String &path) {
_path = path;
_isDirectory = true;
if (strcmp(path.c_str(), "") == 0) {
_isRoot = true;
_displayName = String("PlayStation 2");
} else {
_isRoot = false;
const char *dsplName = NULL, *pos = path.c_str();
while (*pos)
if (*pos++ == '/')
dsplName = pos;
if (dsplName)
_displayName = String(dsplName);
else {
if (strncmp(path.c_str(), "cdfs", 4) == 0)
_displayName = "DVD Drive";
else if (strncmp(path.c_str(), "mass", 4) == 0)
_displayName = "USB Mass Storage";
else
_displayName = "Harddisk";
}
}
}
Ps2FilesystemNode::Ps2FilesystemNode(const Ps2FilesystemNode *node) {
_displayName = node->_displayName;
_isDirectory = node->_isDirectory;
_path = node->_path;
_isRoot = node->_isRoot;
}
bool Ps2FilesystemNode::listDir(AbstractFSList &list, ListMode mode) const {
if (!_isDirectory)
return false;
if (_isRoot) {
Ps2FilesystemNode dirEntry;
dirEntry._isDirectory = true;
dirEntry._isRoot = false;
dirEntry._path = "cdfs:";
dirEntry._displayName = "DVD Drive";
list.push_back(new Ps2FilesystemNode(&dirEntry));
if (g_systemPs2->hddPresent()) {
dirEntry._path = "pfs0:";
dirEntry._displayName = "Harddisk";
list.push_back(new Ps2FilesystemNode(&dirEntry));
}
if (g_systemPs2->usbMassPresent()) {
dirEntry._path = "mass:";
dirEntry._displayName = "USB Mass Storage";
list.push_back(new Ps2FilesystemNode(&dirEntry));
}
return true;
} else {
char listDir[256];
int fd;
if (_path.lastChar() == '/')
fd = fio.dopen(_path.c_str());
else {
sprintf(listDir, "%s/", _path.c_str());
fd = fio.dopen(listDir);
}
if (fd >= 0) {
iox_dirent_t dirent;
Ps2FilesystemNode dirEntry;
int dreadRes;
while ((dreadRes = fio.dread(fd, &dirent)) > 0) {
if (dirent.name[0] == '.')
continue; // ignore '.' and '..'
if (((mode == FilesystemNode::kListDirectoriesOnly) && (dirent.stat.mode & FIO_S_IFDIR)) ||
((mode == FilesystemNode::kListFilesOnly) && !(dirent.stat.mode & FIO_S_IFDIR)) ||
(mode == FilesystemNode::kListAll)) {
dirEntry._isDirectory = (bool)(dirent.stat.mode & FIO_S_IFDIR);
dirEntry._isRoot = false;
dirEntry._path = _path;
if (_path.lastChar() != '/')
dirEntry._path += "/";
dirEntry._path += dirent.name;
dirEntry._displayName = dirent.name;
list.push_back(new Ps2FilesystemNode(&dirEntry));
}
}
fio.dclose(fd);
return true;
} else
return false;
}
}
AbstractFilesystemNode *Ps2FilesystemNode::parent() const {
if (_isRoot)
return new Ps2FilesystemNode(this);
const char *slash = NULL;
const char *cnt = _path.c_str();
while (*cnt) {
if (*cnt == '/')
slash = cnt;
cnt++;
}
if (slash)
return new Ps2FilesystemNode(String(_path.c_str(), slash - _path.c_str()));
else
return new Ps2FilesystemNode();
}
AbstractFilesystemNode *Ps2FilesystemNode::child(const String &name) const {
if (!_isDirectory)
return NULL;
char listDir[256];
sprintf(listDir, "%s/", _path.c_str());
int fd = fio.dopen(listDir);
if (fd >= 0) {
iox_dirent_t dirent;
while (fio.dread(fd, &dirent) > 0) {
if (strcmp(name.c_str(), dirent.name) == 0) {
Ps2FilesystemNode *dirEntry = new Ps2FilesystemNode();
dirEntry->_isDirectory = (bool)(dirent.stat.mode & FIO_S_IFDIR);
dirEntry->_isRoot = false;
dirEntry->_path = _path;
dirEntry->_path += "/";
dirEntry->_path += dirent.name;
dirEntry->_displayName = dirent.name;
fio.dclose(fd);
return dirEntry;
}
}
fio.dclose(fd);
}
return NULL;
}
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