file_systems/ext2/kernel_interface.cpp

207 		ERROR("invalid inode id %" B_PRIdINO " requested!\n", id);
211 	Inode* inode = new(std::nothrow) Inode(volume, id);
212 	if (inode == NULL)
215 	status_t status = inode->InitCheck();
217 		delete inode;
220 		_node->private_node = inode;
222 		*_type = inode->Mode();
244 	Inode* inode = (Inode*)_node->private_node;
245 	ObjectDeleter<Inode> inodeDeleter(inode);
247 	if (!inode->IsDeleted())
253 	if (!inode->IsSymLink() || inode->Size() >= EXT2_SHORT_SYMLINK_LENGTH) {
255 		status_t status = inode->Resize(transaction, 0);
261 	status_t status = volume->RemoveOrphan(transaction, inode->ID());
266 	inode->Node().SetDeletionTime(real_time_clock());
268 	status = inode->WriteBack(transaction);
272 	TRACE("ext2_remove_vnode(): Freeing inode\n");
273 	status = volume->FreeInode(transaction, inode->ID(), inode->IsDirectory());
295 	Inode* inode = (Inode*)_node->private_node;
297 	if (inode->FileCache() == NULL)
300 	rw_lock_read_lock(inode->Lock());
311 		status = file_map_translate(inode->Map(), pos, bytesLeft, fileVecs,
328 	rw_lock_read_unlock(inode->Lock());
339 	Inode* inode = (Inode*)_node->private_node;
344 	if (inode->FileCache() == NULL)
347 	rw_lock_read_lock(inode->Lock());
358 		status = file_map_translate(inode->Map(), pos, bytesLeft, fileVecs,
375 	rw_lock_read_unlock(inode->Lock());
387 	Inode* inode = (Inode*)_node->private_node;
393 		status_t status = inode->FindBlock(offset, block, &count);
428 		if (offset >= inode->Size() || size <= blockLength) {
431 			TRACE("ext2_get_file_map for inode %" B_PRIdINO "\n", inode->ID());
536 			Inode* inode = (Inode*)_node->private_node;
538 			if (*offset >= inode->Size())
541 			while (*offset < inode->Size()) {
544 				status_t status = inode->FindBlock(*offset, block, &count);
554 			if (*offset > inode->Size())
555 				*offset = inode->Size();
581 	Inode* inode = (Inode*)_node->private_node;
582 	return inode->Sync();
589 	Inode* inode = (Inode*)_node->private_node;
590 	const ext2_inode& node = inode->Node();
592 	stat->st_dev = inode->GetVolume()->ID();
593 	stat->st_ino = inode->ID();
602 	inode->GetAccessTime(&stat->st_atim);
603 	inode->GetModificationTime(&stat->st_mtim);
604 	inode->GetChangeTime(&stat->st_ctim);
605 	inode->GetCreationTime(&stat->st_crtim);
607 	stat->st_size = inode->Size();
608 	stat->st_blocks = inode->NumBlocks();
624 	Inode* inode = (Inode*)_node->private_node;
626 	ext2_inode& node = inode->Node();
631 	bool hasWriteAccess = inode->CheckPermissions(W_OK) == B_OK;
635 	inode->WriteLockInTransaction(transaction);
637 	if ((mask & B_STAT_SIZE) != 0 && inode->Size() != stat->st_size) {
638 		if (inode->IsDirectory())
640 		if (!inode->IsFile())
646 			(long)inode->Size(), (long)stat->st_size);
648 		off_t oldSize = inode->Size();
650 		status_t status = inode->Resize(transaction, stat->st_size);
655 			rw_lock_write_unlock(inode->Lock());
656 			inode->FillGapWithZeros(oldSize, inode->Size());
657 			rw_lock_write_lock(inode->Lock());
704 		inode->SetModificationTime(&newTimespec);
710 		inode->SetCreationTime(&stat->st_crtim);
713 	status_t status = inode->WriteBack(transaction);
717 		notify_stat_changed(volume->ID(), -1, inode->ID(), mask);
754 	TRACE("ext2_create(): Creating inode\n");
756 	Inode* inode;
760 		&inode, &gExt2VnodeOps);
764 	TRACE("ext2_create(): Created inode\n");
767 		status = inode->DisableFileCache();
905 		Inode* inode;
906 		status = vnode.Get(&inode);
910 		inode->WriteLockInTransaction(transaction);
912 		status = inode->Unlink(transaction);
1014 	Inode* inode;
1016 	status = vnode.Get(&inode);
1023 	if (inode->IsDirectory())
1025 	else if (inode->IsSymLink())
1037 			// return inode->Unlink();
1047 		if (existent->IsDirectory() != inode->IsDirectory()) {
1092 	inode->WriteLockInTransaction(transaction);
1094 	if (oldDirectory != newDirectory && inode->IsDirectory()) {
1095 		DirectoryIterator inodeIterator(inode);
1100 				B_PRIdINO "\n", inode->ID());
1115 			ERROR("Error while writing back the destination folder inode\n");
1118 	status = inode->WriteBack(transaction);
1144 	Inode* inode = (Inode*)_node->private_node;
1148 	if (inode->IsDirectory() && (openMode & O_RWMASK) != 0)
1151 	status_t status =  inode->CheckPermissions(open_mode_to_access(openMode)
1163 	cookie->last_size = inode->Size();
1168 		status = inode->DisableFileCache();
1171 		fileCacheEnabler.SetTo(inode);
1180 		inode->WriteLockInTransaction(transaction);
1182 		status_t status = inode->Resize(transaction, 0);
1184 			status = inode->WriteBack(transaction);
1205 	Inode* inode = (Inode*)_node->private_node;
1207 	if (!inode->IsFile()) {
1209 		return inode->IsDirectory() ? B_IS_A_DIRECTORY : B_BAD_VALUE;
1212 	return inode->ReadAt(pos, (uint8*)buffer, _length);
1222 	Inode* inode = (Inode*)_node->private_node;
1227 	if (inode->IsDirectory()) {
1237 		pos = inode->Size();
1242 	status_t status = inode->WriteAt(transaction, pos, (const uint8*)buffer,
1248 		ReadLocker lock(*inode->Lock());
1250 		if (cookie->last_size != inode->Size()
1253 			notify_stat_changed(volume->ID(), -1, inode->ID(),
1255 			cookie->last_size = inode->Size();
1278 	Inode* inode = (Inode*)_node->private_node;
1280 	if (inode->Size() != cookie->last_size)
1281 		notify_stat_changed(volume->ID(), -1, inode->ID(), B_STAT_SIZE);
1284 		inode->EnableFileCache();
1294 	Inode* inode = (Inode*)_node->private_node;
1295 	return inode->CheckPermissions(accessMode);
1303 	Inode* inode = (Inode*)_node->private_node;
1305 	if (!inode->IsSymLink())
1308 	if (inode->Size() > EXT2_SHORT_SYMLINK_LENGTH) {
1309 		status_t result = inode->ReadAt(0, reinterpret_cast<uint8*>(buffer),
1314 		size_t bytesToCopy = std::min(static_cast<size_t>(inode->Size()),
1317 		memcpy(buffer, inode->Node().symlink, bytesToCopy);
1320 	*_bufferSize = inode->Size();
1404 	Inode* inode;
1405 	status = vnode.Get(&inode);
1409 	inode->WriteLockInTransaction(transaction);
1411 	status = inode->Unlink(transaction);
1440 	Inode* inode = (Inode*)_node->private_node;
1441 	status_t status = inode->CheckPermissions(R_OK);
1445 	if (!inode->IsDirectory())
1448 	DirectoryIterator* iterator = new(std::nothrow) DirectoryIterator(inode);
1528 	Inode* inode = (Inode*)_node->private_node;
1536 	if (!inode->IsFile())
1569 	Inode* inode = (Inode*)_node->private_node;
1571 	Attribute attribute(inode);
1589 	dirent->d_ino = inode->ID();
1615 	Inode* inode = (Inode*)_node->private_node;
1616 	Attribute attribute(inode);
1649 	Inode* inode = (Inode*)_node->private_node;
1651 	Attribute attribute(inode, cookie);
1662 	Inode* inode = (Inode*)_node->private_node;
1664 	Attribute attribute(inode, cookie);