file_systems/bfs/FileSystemVisitor.cpp

36 /*! Visit the next inode.
51 		Inode* inode;
60 			// open inode
62 			status = vnode.Get(&inode);
69 				if (inode != NULL && inode->IsDeleted())
79 			if (inode->IsContainer()) {
81 				BPlusTree* tree = inode->Tree();
83 					status = OpenBPlusTreeFailed(inode);
89 				fParent = inode;
96 				// the inode must stay locked in memory until the iterator
111 				// unlock the directory's inode from memory
134 			status = vnode.Get(&inode);
143 			status = VisitDirectoryEntry(inode, fParent, treeName);
147 			if (inode->IsContainer() && !inode->IsIndex()) {
150 				fStack.Push(inode->BlockRun());
152 				// the inode may be deleted behind our back, we keep a
161 		// If the inode has an attribute directory that we want to visit,
164 				&& !inode->Attributes().IsZero()) {
165 			fStack.Push(inode->Attributes());
170 			Vnode attrNode(fVolume, inode->Attributes());
174 		bool visitingCurrentDirectory = inode->BlockRun() == fCurrent;
176 		status = VisitInode(inode, name);
178 		// the inode id is allowed to change in the VisitInode() call, so we
179 		// may need to change the inode reference
181 			fCurrent = inode->BlockRun();
224 		while (Inode* inode = iterator.Next()) {
225 			Vnode vnode(fVolume, inode->ID());
227 			fStack.Push(inode->BlockRun());
242 		// the current directory inode is still locked in memory
256 /*! Called when an inode is opened while iterating through its parent
266 	latter case, VisitInode() will never be called for this inode.
269 FileSystemVisitor::VisitDirectoryEntry(Inode* inode, Inode* parent,
276 /*! Called for every inode, some time after VisitDirectoryEntry(). For
284 	This call may change the inode ID.
287 FileSystemVisitor::VisitInode(Inode* inode, const char* treeName)
293 /*! Called when opening an inode fails. If the failure happened while
298 	- \c B_OK : The traversal continues to the next inode
313 	- \c B_OK : The traversal continues to the next inode
318 FileSystemVisitor::OpenBPlusTreeFailed(Inode* inode)
327 	- \c B_OK : The traversal continues to the next inode