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authorBastien Bouclet2019-10-13 20:58:19 +0200
committerBastien Bouclet2019-10-14 21:22:23 +0200
commitf22e07825f9dfeec96edffe8ef435ffbfb75ef84 (patch)
treeb92b7e9287659d624c1d003a23bcb3dcdcc90988 /backends/fs
parent904a00f4463ea4749dba8e354b8dfd8c53074a8d (diff)
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3DS: Embed ScummVM's support files in the package
Diffstat (limited to 'backends/fs')
-rw-r--r--backends/fs/posix-drives/posix-drives-fs-factory.cpp50
-rw-r--r--backends/fs/posix-drives/posix-drives-fs-factory.h54
-rw-r--r--backends/fs/posix-drives/posix-drives-fs.cpp136
-rw-r--r--backends/fs/posix-drives/posix-drives-fs.h56
4 files changed, 296 insertions, 0 deletions
diff --git a/backends/fs/posix-drives/posix-drives-fs-factory.cpp b/backends/fs/posix-drives/posix-drives-fs-factory.cpp
new file mode 100644
index 0000000000..709b57c698
--- /dev/null
+++ b/backends/fs/posix-drives/posix-drives-fs-factory.cpp
@@ -0,0 +1,50 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#if defined(POSIX)
+
+#define FORBIDDEN_SYMBOL_ALLOW_ALL
+
+#include "backends/fs/posix-drives/posix-drives-fs-factory.h"
+#include "backends/fs/posix-drives/posix-drives-fs.h"
+
+#include <unistd.h>
+
+void DrivesPOSIXFilesystemFactory::addDrive(const Common::String &name) {
+ _drives.push_back(Common::normalizePath(name, '/'));
+}
+
+AbstractFSNode *DrivesPOSIXFilesystemFactory::makeRootFileNode() const {
+ return new DrivePOSIXFilesystemNode(_drives);
+}
+
+AbstractFSNode *DrivesPOSIXFilesystemFactory::makeCurrentDirectoryFileNode() const {
+ char buf[MAXPATHLEN];
+ return getcwd(buf, MAXPATHLEN) ? new DrivePOSIXFilesystemNode(buf, _drives) : nullptr;
+}
+
+AbstractFSNode *DrivesPOSIXFilesystemFactory::makeFileNodePath(const Common::String &path) const {
+ assert(!path.empty());
+ return new DrivePOSIXFilesystemNode(path, _drives);
+}
+
+#endif
diff --git a/backends/fs/posix-drives/posix-drives-fs-factory.h b/backends/fs/posix-drives/posix-drives-fs-factory.h
new file mode 100644
index 0000000000..08b8b6973d
--- /dev/null
+++ b/backends/fs/posix-drives/posix-drives-fs-factory.h
@@ -0,0 +1,54 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#ifndef POSIX_DRIVES_FILESYSTEM_FACTORY_H
+#define POSIX_DRIVES_FILESYSTEM_FACTORY_H
+
+#include "backends/fs/fs-factory.h"
+
+/**
+ * A FilesystemFactory implementation for filesystems with a special
+ * top-level directory with hard-coded entries but that otherwise
+ * implement the POSIX APIs.
+ *
+ * For used with paths like these:
+ * - 'sdcard:/games/scummvm.ini'
+ * - 'hdd1:/usr/bin'
+ */
+class DrivesPOSIXFilesystemFactory : public FilesystemFactory {
+public:
+ /**
+ * Add a drive to the top-level directory
+ */
+ void addDrive(const Common::String &name);
+
+protected:
+ // FilesystemFactory API
+ AbstractFSNode *makeRootFileNode() const override;
+ AbstractFSNode *makeCurrentDirectoryFileNode() const override;
+ AbstractFSNode *makeFileNodePath(const Common::String &path) const override;
+
+private:
+ Common::Array<Common::String> _drives;
+};
+
+#endif
diff --git a/backends/fs/posix-drives/posix-drives-fs.cpp b/backends/fs/posix-drives/posix-drives-fs.cpp
new file mode 100644
index 0000000000..683ab190ae
--- /dev/null
+++ b/backends/fs/posix-drives/posix-drives-fs.cpp
@@ -0,0 +1,136 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#if defined(POSIX)
+
+#define FORBIDDEN_SYMBOL_ALLOW_ALL
+
+#include "backends/fs/posix-drives/posix-drives-fs.h"
+#include "common/algorithm.h"
+
+#include <dirent.h>
+
+DrivePOSIXFilesystemNode::DrivePOSIXFilesystemNode(const Common::String &path, const DrivesArray &drives) :
+ POSIXFilesystemNode(path),
+ _isPseudoRoot(false),
+ _drives(drives) {
+
+ if (isDrive(path)) {
+ _isDirectory = true;
+ _isValid = true;
+
+ // FIXME: Add a setting for deciding whether drive paths need to end with a slash
+ if (!_path.hasSuffix("/")) {
+ _path += "/";
+ }
+ return;
+ }
+}
+
+DrivePOSIXFilesystemNode::DrivePOSIXFilesystemNode(const DrivesArray &drives) :
+ _isPseudoRoot(true),
+ _drives(drives) {
+ _isDirectory = true;
+ _isValid = false;
+}
+
+AbstractFSNode *DrivePOSIXFilesystemNode::getChild(const Common::String &n) const {
+ if (!_isPseudoRoot) {
+ return POSIXFilesystemNode::getChild(n);
+ }
+
+ // Make sure the string contains no slashes
+ assert(!n.contains('/'));
+
+ Common::String newPath(_path);
+ if (_path.lastChar() != '/')
+ newPath += '/';
+ newPath += n;
+
+ return makeNode(newPath);
+}
+
+bool DrivePOSIXFilesystemNode::getChildren(AbstractFSList &list, AbstractFSNode::ListMode mode, bool hidden) const {
+ assert(_isDirectory);
+
+ if (_isPseudoRoot) {
+ for (uint i = 0; i < _drives.size(); i++) {
+ list.push_back(makeNode(_drives[i]));
+ }
+
+ return true;
+ } else {
+ DIR *dirp = opendir(_path.c_str());
+ struct dirent *dp;
+
+ if (!dirp)
+ return false;
+
+ while ((dp = readdir(dirp)) != nullptr) {
+ // Skip 'invisible' files if necessary
+ if (dp->d_name[0] == '.' && !hidden) {
+ continue;
+ }
+
+ // Skip '.' and '..' to avoid cycles
+ if ((dp->d_name[0] == '.' && dp->d_name[1] == 0) || (dp->d_name[0] == '.' && dp->d_name[1] == '.')) {
+ continue;
+ }
+
+ AbstractFSNode *child = getChild(dp->d_name);
+
+ // Honor the chosen mode
+ if ((mode == Common::FSNode::kListFilesOnly && child->isDirectory()) ||
+ (mode == Common::FSNode::kListDirectoriesOnly && !child->isDirectory())) {
+ delete child;
+ continue;
+ }
+
+ list.push_back(child);
+ }
+
+ closedir(dirp);
+
+ return true;
+ }
+}
+
+AbstractFSNode *DrivePOSIXFilesystemNode::getParent() const {
+ if (_isPseudoRoot) {
+ return nullptr;
+ }
+
+ if (isDrive(_path)) {
+ DrivePOSIXFilesystemNode *root = new DrivePOSIXFilesystemNode(_drives);
+ return root;
+ }
+
+ return POSIXFilesystemNode::getParent();
+}
+
+bool DrivePOSIXFilesystemNode::isDrive(const Common::String &path) const {
+ Common::String normalizedPath = Common::normalizePath(path, '/');
+ DrivesArray::const_iterator drive = Common::find(_drives.begin(), _drives.end(), normalizedPath);
+ return drive != _drives.end();
+}
+
+#endif //#if defined(POSIX)
diff --git a/backends/fs/posix-drives/posix-drives-fs.h b/backends/fs/posix-drives/posix-drives-fs.h
new file mode 100644
index 0000000000..43c89423fa
--- /dev/null
+++ b/backends/fs/posix-drives/posix-drives-fs.h
@@ -0,0 +1,56 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#ifndef POSIX_DRIVES_FILESYSTEM_H
+#define POSIX_DRIVES_FILESYSTEM_H
+
+#include "backends/fs/posix/posix-fs.h"
+
+/**
+ * POSIX file system node where the top-level directory is a hardcoded
+ * list of drives.
+ */
+class DrivePOSIXFilesystemNode : public POSIXFilesystemNode {
+protected:
+ AbstractFSNode *makeNode(const Common::String &path) const override {
+ return new DrivePOSIXFilesystemNode(path, _drives);
+ }
+
+public:
+ typedef Common::Array<Common::String> DrivesArray;
+
+ DrivePOSIXFilesystemNode(const Common::String &path, const DrivesArray &drives);
+ DrivePOSIXFilesystemNode(const DrivesArray &drives);
+
+ // POSIXFilesystemNode API
+ AbstractFSNode *getChild(const Common::String &n) const override;
+ bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const override;
+ AbstractFSNode *getParent() const override;
+
+private:
+ bool _isPseudoRoot;
+ const DrivesArray &_drives;
+
+ bool isDrive(const Common::String &path) const;
+};
+
+#endif