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diff --git a/common/collection/collection_queue.h b/common/collection/collection_queue.h
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+/*
+    QUEUE
+
+    Header file for queue implemented using collection interface.
+
+    Copyright (C) Dmitri Pal <dpal@redhat.com> 2009
+
+    Collection Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Collection Library 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 Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with Collection Library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef COLLECTION_QUEUE_H
+#define COLLECTION_QUEUE_H
+
+#include "collection.h"
+
+
+#define COL_CLASS_QUEUE 40000
+#define COL_NAME_QUEUE  "queue"
+
+/* Function that creates a queue object */
+int create_queue(struct collection_item **queue);
+
+/* Function that destroys a queue object */
+void destroy_queue(struct collection_item *queue);
+
+/* Family of functions that add property to a queue */
+/* Put a string property to queue.  */
+int enqueue_str_property(struct collection_item *queue,
+                         const char *property, char *string, int length);
+/* Put a binary property to queue.  */
+int enqueue_binary_property(struct collection_item *queue,
+                            const char *property, void *binary_data, int length);
+/* Put an int property to queue. */
+int enqueue_int_property(struct collection_item *queue,
+                         const char *property, int number);
+/* Put an unsigned int property to queue. */
+int enqueue_unsigned_property(struct collection_item *queue,
+                              const char *property, unsigned int number);
+/* Put a long property. */
+int enqueue_long_property(struct collection_item *queue,
+                          const char *property, long number);
+/* Put an unsigned long property. */
+int enqueue_ulong_property(struct collection_item *queue,
+                           const char *property, unsigned long number);
+/* Put a double property. */
+int enqueue_double_property(struct collection_item *queue,
+                            const char *property, double number);
+/* Put a bool property. */
+int enqueue_bool_property(struct collection_item *queue,
+                          const char *property, unsigned char logical);
+
+/* Put any property */
+int enqueue_any_property(struct collection_item *queue, /* Queue */
+                         const char *property,          /* Name */
+                         int type,                      /* Data type */
+                         void *data,                    /* Pointer to the data */
+                         int length);                   /* Length of the data. For
+                                                           strings it includes the
+                                                           trailing 0 */
+/* Push item */
+int enqueue_item(struct collection_item *queue,
+                 struct collection_item *item);
+
+
+/* Get item from queue */
+int dequeue_item(struct collection_item *queue,
+                 struct collection_item **item);
+
+
+#endif