Initial commit

backends/fs/wii/wii-fs-factory.cpp

@@ -0,0 +1,231 @@
+/* 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 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/>.
+ *
+ */
+
+#if defined(__WII__)
+
+#define FORBIDDEN_SYMBOL_EXCEPTION_printf
+#define FORBIDDEN_SYMBOL_EXCEPTION_getcwd
+#define FORBIDDEN_SYMBOL_EXCEPTION_time_h
+
+#include <unistd.h>
+
+#include "backends/fs/wii/wii-fs-factory.h"
+#include "backends/fs/wii/wii-fs.h"
+
+#ifdef USE_WII_DI
+#include <di/di.h>
+#include <iso9660.h>
+#ifdef GAMECUBE
+#include <ogc/dvd.h>
+#endif
+#endif
+
+#ifdef USE_WII_SMB
+#include <network.h>
+#include <smb.h>
+#endif
+
+namespace Common {
+DECLARE_SINGLETON(WiiFilesystemFactory);
+}
+
+WiiFilesystemFactory::WiiFilesystemFactory() :
+	_dvdMounted(false),
+	_smbMounted(false),
+	_dvdError(false),
+	_smbError(false) {
+}
+
+AbstractFSNode *WiiFilesystemFactory::makeRootFileNode() const {
+	return new WiiFilesystemNode();
+}
+
+AbstractFSNode *WiiFilesystemFactory::makeCurrentDirectoryFileNode() const {
+	char buf[MAXPATHLEN];
+
+	if (getcwd(buf, MAXPATHLEN))
+		return new WiiFilesystemNode(buf);
+	else
+		return new WiiFilesystemNode();
+}
+
+AbstractFSNode *WiiFilesystemFactory::makeFileNodePath(const Common::String &path) const {
+	return new WiiFilesystemNode(path);
+}
+
+void WiiFilesystemFactory::asyncInit() {
+#ifdef USE_WII_SMB
+	asyncInitNetwork();
+#endif
+}
+
+void WiiFilesystemFactory::asyncDeinit() {
+#ifdef USE_WII_DI
+	umount(kDVD);
+#ifndef GAMECUBE
+	DI_Close();
+#endif
+#endif
+#ifdef USE_WII_SMB
+	umount(kSMB);
+	net_deinit();
+#endif
+}
+
+#ifdef USE_WII_SMB
+void WiiFilesystemFactory::asyncInitNetwork() {
+	net_init_async(NULL, NULL);
+}
+
+void WiiFilesystemFactory::setSMBLoginData(const String &server,
+											const String &share,
+											const String &username,
+											const String &password) {
+	_smbServer = server;
+	_smbShare = share;
+	_smbUsername = username;
+	_smbPassword = password;
+}
+#endif
+
+bool WiiFilesystemFactory::isMounted(FileSystemType type) {
+	switch (type) {
+	case kDVD:
+		return _dvdMounted;
+	case kSMB:
+		return _smbMounted;
+	}
+
+	return false;
+}
+
+bool WiiFilesystemFactory::failedToMount(FileSystemType type) {
+	switch (type) {
+	case kDVD:
+		return _dvdError;
+	case kSMB:
+		return _smbError;
+	}
+
+	return false;
+}
+
+#ifdef USE_WII_DI
+#ifndef GAMECUBE
+  const DISC_INTERFACE* dvd = &__io_wiidvd;
+#else
+  const DISC_INTERFACE* dvd = &__io_gcdvd;
+#endif
+#endif
+
+void WiiFilesystemFactory::mount(FileSystemType type) {
+	switch (type) {
+	case kDVD:
+#ifdef USE_WII_DI
+		if (_dvdMounted)
+			break;
+
+		printf("mount dvd\n");
+		if (ISO9660_Mount("dvd", dvd)) {
+			_dvdMounted = true;
+			_dvdError = false;
+			printf("ISO9660 mounted\n");
+		} else {
+			_dvdError = true;
+			printf("ISO9660 mount failed\n");
+		}
+#endif
+		break;
+
+	case kSMB:
+#ifdef USE_WII_SMB
+		if (_smbMounted)
+			break;
+
+		printf("mount smb\n");
+
+		if (net_get_status()) {
+			printf("network not inited\n");
+			break;
+		}
+
+		if (smbInit(_smbUsername.c_str(), _smbPassword.c_str(),
+					_smbShare.c_str(), _smbServer.c_str())) {
+			_smbMounted = true;
+			_smbError = false;
+			printf("smb mounted\n");
+		} else {
+			_smbError = true;
+			printf("error mounting smb\n");
+		}
+#endif
+		break;
+	}
+}
+
+void WiiFilesystemFactory::umount(FileSystemType type) {
+	switch (type) {
+	case kDVD:
+#ifdef USE_WII_DI
+		if (!_dvdMounted)
+			break;
+
+		printf("umount dvd\n");
+
+		ISO9660_Unmount("dvd:");
+
+		_dvdMounted = false;
+		_dvdError = false;
+#endif
+		break;
+
+	case kSMB:
+#ifdef USE_WII_SMB
+		if (!_smbMounted)
+			break;
+
+		printf("umount smb\n");
+
+		smbClose("smb:");
+
+		_smbMounted = false;
+		_smbError = false;
+#endif
+		break;
+	}
+}
+
+void WiiFilesystemFactory::mountByPath(const String &path) {
+	if (path.hasPrefix("dvd:/"))
+		mount(kDVD);
+	else if (path.hasPrefix("smb:/"))
+		mount(kSMB);
+}
+
+void WiiFilesystemFactory::umountUnused(const String &path) {
+	if (!path.hasPrefix("dvd:/"))
+		umount(kDVD);
+
+	if (!path.hasPrefix("smb:/"))
+		umount(kSMB);
+}
+
+#endif

backends/fs/wii/wii-fs-factory.h

@@ -0,0 +1,86 @@
+/* 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 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/>.
+ *
+ */
+
+#ifndef _WII_FILESYSTEM_FACTORY_H_
+#define _WII_FILESYSTEM_FACTORY_H_
+
+#include "common/str.h"
+#include "common/singleton.h"
+#include "backends/fs/fs-factory.h"
+
+#include <gctypes.h>
+
+/**
+ * Creates WiiFilesystemNode objects.
+ *
+ * Parts of this class are documented in the base interface class, FilesystemFactory.
+ */
+class WiiFilesystemFactory final : public FilesystemFactory, public Common::Singleton<WiiFilesystemFactory> {
+public:
+	typedef Common::String String;
+
+	enum FileSystemType {
+		kDVD,
+		kSMB
+	};
+
+	AbstractFSNode *makeRootFileNode() const override;
+	AbstractFSNode *makeCurrentDirectoryFileNode() const override;
+	AbstractFSNode *makeFileNodePath(const Common::String &path) const override;
+
+	void asyncInit();
+	void asyncDeinit();
+
+#ifdef USE_WII_SMB
+	void asyncInitNetwork();
+	void setSMBLoginData(const String &server, const String &share,
+							const String &username, const String &password);
+#endif
+
+	bool isMounted(FileSystemType type);
+	bool failedToMount(FileSystemType type);
+
+	void mount(FileSystemType type);
+	void umount(FileSystemType type);
+
+	void mountByPath(const String &path);
+	void umountUnused(const String &path);
+
+protected:
+	WiiFilesystemFactory();
+
+private:
+	friend class Common::Singleton<SingletonBaseType>;
+
+	bool _dvdMounted;
+	bool _smbMounted;
+	bool _dvdError;
+	bool _smbError;
+
+#ifdef USE_WII_SMB
+	String _smbServer;
+	String _smbShare;
+	String _smbUsername;
+	String _smbPassword;
+#endif
+};
+
+#endif /*Wii_FILESYSTEM_FACTORY_H*/

backends/fs/wii/wii-fs.cpp

@@ -0,0 +1,236 @@
+/* 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 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/>.
+ *
+ */
+
+#if defined(__WII__)
+
+#define FORBIDDEN_SYMBOL_EXCEPTION_time_h
+#define FORBIDDEN_SYMBOL_EXCEPTION_unistd_h
+
+#define FORBIDDEN_SYMBOL_EXCEPTION_mkdir
+
+#include "backends/fs/wii/wii-fs.h"
+#include "backends/fs/wii/wii-fs-factory.h"
+#include "backends/fs/stdiostream.h"
+
+#include <sys/iosupport.h>
+#include <sys/dir.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <unistd.h>
+
+#include <gctypes.h>
+
+// gets all registered devoptab devices
+bool WiiFilesystemNode::getDevopChildren(AbstractFSList &list, ListMode mode, bool hidden) const {
+	u8 i;
+	const devoptab_t* dt;
+
+	if (mode == Common::FSNode::kListFilesOnly)
+		return true;
+
+	// skip in, out and err
+	for (i = 3; i < STD_MAX; ++i) {
+		dt = devoptab_list[i];
+
+		if (!dt || !dt->name || !dt->open_r || !dt->diropen_r)
+			continue;
+
+		list.push_back(new WiiFilesystemNode(Common::String(dt->name) + ":/"));
+	}
+
+	return true;
+}
+
+void WiiFilesystemNode::initRootNode() {
+	_path.clear();
+	_displayName = "<devices>";
+
+	_exists = true;
+	_isDirectory = true;
+	_isReadable = false;
+	_isWritable = false;
+}
+
+void WiiFilesystemNode::clearFlags() {
+	_exists = false;
+	_isDirectory = false;
+	_isReadable = false;
+	_isWritable = false;
+}
+
+void WiiFilesystemNode::setFlags(const struct stat *st) {
+	_exists = true;
+	_isDirectory = ( (st->st_mode & S_IFDIR) != 0 );
+	_isReadable = ( (st->st_mode & S_IRUSR) != 0 );
+	_isWritable = ( (st->st_mode & S_IWUSR) != 0 );
+}
+
+WiiFilesystemNode::WiiFilesystemNode() {
+	initRootNode();
+}
+
+WiiFilesystemNode::WiiFilesystemNode(const Common::String &p) {
+	if (p.empty()) {
+		initRootNode();
+		return;
+	}
+
+	_path = Common::normalizePath(p, '/');
+
+	WiiFilesystemFactory::instance().mountByPath(_path);
+
+	// "sd:" is not a valid directory, but "sd:/" is
+	if (_path.lastChar() == ':')
+		_path += '/';
+
+	_displayName = lastPathComponent(_path, '/');
+
+	struct stat st;
+	if(stat(_path.c_str(), &st) != -1)
+		setFlags(&st);
+	else
+		clearFlags();
+}
+
+WiiFilesystemNode::WiiFilesystemNode(const Common::String &p, const struct stat *st) {
+	if (p.empty()) {
+		initRootNode();
+		return;
+	}
+
+	_path = Common::normalizePath(p, '/');
+
+	// "sd:" is not a valid directory, but "sd:/" is
+	if (_path.lastChar() == ':')
+		_path += '/';
+
+	_displayName = lastPathComponent(_path, '/');
+
+	setFlags(st);
+}
+
+bool WiiFilesystemNode::exists() const {
+	return _exists;
+}
+
+AbstractFSNode *WiiFilesystemNode::getChild(const Common::String &n) const {
+	assert(_isDirectory);
+
+	assert(!n.contains('/'));
+
+	Common::String newPath(_path);
+	if (newPath.lastChar() != '/')
+		newPath += '/';
+	newPath += n;
+
+	return new WiiFilesystemNode(newPath);
+}
+
+bool WiiFilesystemNode::getChildren(AbstractFSList &list, ListMode mode, bool hidden) const {
+	assert(_isDirectory);
+
+	if (_path.empty())
+		return getDevopChildren(list, mode, hidden);
+
+	DIR *dp = opendir (_path.c_str());
+
+	if (dp == NULL)
+		return false;
+
+	struct dirent *pent;
+
+	while ((pent = readdir(dp)) != NULL) {
+		if (strcmp(pent->d_name, ".") == 0 || strcmp(pent->d_name, "..") == 0)
+			continue;
+
+		Common::String newPath(_path);
+		if (newPath.lastChar() != '/')
+			newPath += '/';
+		newPath += pent->d_name;
+
+		bool isDir = ( pent->d_type == DT_DIR );
+
+		if ((mode == Common::FSNode::kListFilesOnly && isDir) ||
+			(mode == Common::FSNode::kListDirectoriesOnly && !isDir))
+			continue;
+
+		struct stat st;
+		st.st_mode = 0;
+		st.st_mode |= ( isDir ? S_IFDIR : 0 );
+		st.st_mode |= S_IRUSR;
+		st.st_mode |= S_IWUSR;
+
+		list.push_back(new WiiFilesystemNode(newPath, &st));
+	}
+
+	closedir(dp);
+
+	return true;
+}
+
+AbstractFSNode *WiiFilesystemNode::getParent() const {
+	if (_path.empty())
+		return NULL;
+
+	const char *start = _path.c_str();
+	const char *end = lastPathComponent(_path, '/');
+
+	return new WiiFilesystemNode(Common::String(start, end - start));
+}
+
+Common::SeekableReadStream *WiiFilesystemNode::createReadStream() {
+	StdioStream *readStream = StdioStream::makeFromPath(getPath(), StdioStream::WriteMode_Read);
+
+	// disable newlib's buffering, the device libraries handle caching
+	if (readStream) {
+		readStream->setBufferSize(0);
+	}
+
+	return readStream;
+}
+
+Common::SeekableWriteStream *WiiFilesystemNode::createWriteStream(bool atomic) {
+	StdioStream *writeStream = StdioStream::makeFromPath(getPath(), atomic ?
+			StdioStream::WriteMode_WriteAtomic : StdioStream::WriteMode_Write);
+
+	// disable newlib's buffering, the device libraries handle caching
+	if (writeStream) {
+		writeStream->setBufferSize(0);
+	}
+
+	return writeStream;
+}
+
+bool WiiFilesystemNode::createDirectory() {
+	if(!_exists) {
+ 		if (mkdir(_path.c_str(), 0755) == 0) {
+			_exists = true;
+			_isDirectory = true;
+			_isReadable = true;
+			_isWritable = true;
+		}
+	}
+
+	return _exists && _isDirectory;
+}
+
+#endif //#if defined(__WII__)

backends/fs/wii/wii-fs.h

@@ -0,0 +1,74 @@
+/* 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 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/>.
+ *
+ */
+
+#ifndef WII_FILESYSTEM_H
+#define WII_FILESYSTEM_H
+
+#include "backends/fs/abstract-fs.h"
+
+/**
+ * Implementation of the ScummVM file system API based on Wii.
+ *
+ * Parts of this class are documented in the base interface class, AbstractFSNode.
+ */
+class WiiFilesystemNode final : public AbstractFSNode {
+protected:
+	Common::String _displayName;
+	Common::String _path;
+	bool _exists, _isDirectory, _isReadable, _isWritable;
+
+	virtual void initRootNode();
+	virtual bool getDevopChildren(AbstractFSList &list, ListMode mode, bool hidden) const;
+	virtual void setFlags(const struct stat *st);
+	virtual void clearFlags();
+
+public:
+	/**
+	 * Creates a WiiFilesystemNode with the root node as path.
+	 */
+	WiiFilesystemNode();
+
+	/**
+	 * Creates a WiiFilesystemNode for a given path.
+	 *
+	 * @param path Common::String with the path the new node should point to.
+	 */
+	WiiFilesystemNode(const Common::String &p);
+	WiiFilesystemNode(const Common::String &p, const struct stat *st);
+
+	bool exists() const override;
+	Common::U32String getDisplayName() const override { return _displayName; }
+	Common::String getName() const override { return _displayName; }
+	Common::String getPath() const override { return _path; }
+	bool isDirectory() const override { return _isDirectory; }
+	bool isReadable() const override { return _isReadable; }
+	bool isWritable() const override { return _isWritable; }
+
+	AbstractFSNode *getChild(const Common::String &n) const override;
+	bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const override;
+	AbstractFSNode *getParent() const override;
+
+	Common::SeekableReadStream *createReadStream() override;
+	Common::SeekableWriteStream *createWriteStream(bool atomic) override;
+	bool createDirectory() override;
+};
+
+#endif