520  * If a child node contains its own child nodes, it will be added to the stack
525  * @param stack - stack holding parent nodes.
530                                 struct BejPointerStackCallback* stack)  in bejProcessChildNodes()  argument
538         // If we find a child with its own child nodes, add it to the stack and  in bejProcessChildNodes()
547             RETURN_IF_IERROR(stack->stackPush(childPtr, stack->stackContext));  in bejProcessChildNodes()
571                           struct BejPointerStackCallback* stack)  in bejUpdateNodeMetadata()  argument
585     // Push the root to the stack. Because we are not done with the parent node  in bejUpdateNodeMetadata()
588     RETURN_IF_IERROR(stack->stackPush(root, stack->stackContext));  in bejUpdateNodeMetadata()
590     while (!stack->stackEmpty(stack->stackContext))  in bejUpdateNodeMetadata()
592         // Get the parent at the top of the stack. Stack is only popped if the  in bejUpdateNodeMetadata()
593         // parent stack entry has no pending children; That is  in bejUpdateNodeMetadata()
596             stack->stackPeek(stack->stackContext);  in bejUpdateNodeMetadata()
600         // will be added to the stack and this function will return.  in bejUpdateNodeMetadata()
601         RETURN_IF_IERROR(bejProcessChildNodes(dictionaries, parent, stack));  in bejUpdateNodeMetadata()
603         // If a new node hasn't been added to the stack, we know that this  in bejUpdateNodeMetadata()
605         // stack.  in bejUpdateNodeMetadata()
606         if (parent != stack->stackPeek(stack->stackContext))  in bejUpdateNodeMetadata()
612         // Then "parent" is the top element of the stack.  in bejUpdateNodeMetadata()
615         // Remove the "parent" from the stack.  in bejUpdateNodeMetadata()
616         parent = stack->stackPop(stack->stackContext);  in bejUpdateNodeMetadata()
624         // node's parent. Since we already popped this node from the stack, top  in bejUpdateNodeMetadata()
625         // of the stack element is this nodes's parent. "parentsParent" can be  in bejUpdateNodeMetadata()
628             stack->stackPeek(stack->stackContext);  in bejUpdateNodeMetadata()