123     camera_q_node *node =  in enqueue()  local
125     if (NULL == node) {  in enqueue()
130     memset(node, 0, sizeof(camera_q_node));  in enqueue()
131     node->data = data;  in enqueue()
134     cam_list_add_tail_node(&node->list, &m_head.list);  in enqueue()
153     camera_q_node *node =  in enqueueWithPriority()  local
155     if (NULL == node) {  in enqueueWithPriority()
160     memset(node, 0, sizeof(camera_q_node));  in enqueueWithPriority()
161     node->data = data;  in enqueueWithPriority()
166     m_head.list.next = &node->list;  in enqueueWithPriority()
167     p_next->prev = &node->list;  in enqueueWithPriority()
168     node->list.next = p_next;  in enqueueWithPriority()
169     node->list.prev = &m_head.list;  in enqueueWithPriority()
189     camera_q_node* node = NULL;  in dequeue()  local
202         node = member_of(pos, camera_q_node, list);  in dequeue()
203         cam_list_del_node(&node->list);  in dequeue()
208     if (NULL != node) {  in dequeue()
209         data = node->data;  in dequeue()
210         free(node);  in dequeue()
227     camera_q_node* node = NULL;  in flush()  local
236         node = member_of(pos, camera_q_node, list);  in flush()
238         cam_list_del_node(&node->list);  in flush()
241         if (NULL != node->data) {  in flush()
243                 m_dataFn(node->data, m_userData);  in flush()
245             free(node->data);  in flush()
247         free(node);  in flush()
266     camera_q_node* node = NULL;  in flushNodes()  local
279         node = member_of(pos, camera_q_node, list);  in flushNodes()
281         if ( match(node->data, m_userData) ) {  in flushNodes()
282             cam_list_del_node(&node->list);  in flushNodes()
285             if (NULL != node->data) {  in flushNodes()
287                     m_dataFn(node->data, m_userData);  in flushNodes()
289                 free(node->data);  in flushNodes()
291             free(node);  in flushNodes()